/* roulang page: index */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero Section - Booking Style */
        .hero-booking {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, var(--deep-green) 0%, var(--dark-moss) 60%, #042b1a 100%);
            overflow: hidden;
            padding-top: 5rem;
        }

        .hero-booking::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-5.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-bg-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 30% 50%, rgba(16, 185, 129, 0.15) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3.5rem;
            align-items: center;
            padding: 3rem 0;
        }

        .hero-text h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, #FEF3C7 30%, var(--sunlit-amber) 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text .hero-subtitle {
            font-size: 1.15rem;
            color: var(--soft-mint);
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 480px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.85rem;
            margin-bottom: 2rem;
        }

        .hero-badge {
            background: rgba(16, 185, 129, 0.15);
            border: 1px solid rgba(16, 185, 129, 0.3);
            color: var(--soft-mint);
            padding: 0.5rem 1.2rem;
            border-radius: 2rem;
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .hero-badge i {
            color: var(--luminous-leaf);
        }

        .hero-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .btn-primary-hero {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            padding: 0.9rem 2.2rem;
            border-radius: 3rem;
            font-weight: 800;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
        }

        .btn-primary-hero:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.55);
        }

        .btn-outline-hero {
            background: transparent;
            border: 2px solid var(--soft-mint);
            color: var(--soft-mint);
            padding: 0.85rem 2rem;
            border-radius: 3rem;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-outline-hero:hover {
            border-color: var(--sunlit-amber);
            color: var(--sunlit-amber);
        }

        .hero-visual {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .hero-image-card {
            background: rgba(6, 46, 32, 0.7);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .hero-image-card img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-bottom: 3px solid var(--sunlit-amber);
        }

        .hero-time-slots {
            background: rgba(6, 46, 32, 0.8);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid rgba(16, 185, 129, 0.3);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.75rem;
        }

        .time-slot {
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.25);
            border-radius: var(--radius-sm);
            padding: 0.7rem;
            text-align: center;
            font-weight: 700;
            color: var(--warm-sand);
            font-size: 0.9rem;
            transition: var(--transition);
            cursor: pointer;
        }

        .time-slot:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--sunlit-amber);
            color: var(--sunlit-amber);
        }

        .time-slot.hot {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--sunlit-amber);
            position: relative;
        }

        .time-slot.hot::after {
            content: 'HOT';
            position: absolute;
            top: -8px;
            right: -6px;
            background: #DC2626;
            color: #fff;
            font-size: 0.6rem;
            padding: 0.15rem 0.45rem;
            border-radius: 1rem;
            font-weight: 800;
        }

        /* Sections Common */
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.85rem;
            color: var(--warm-sand);
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--soft-mint);
            margin-bottom: 2.5rem;
            line-height: 1.7;
            max-width: 700px;
        }

        .text-center {
            text-align: center;
        }

        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* Service Highlights */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }

        .highlight-card {
            background: rgba(6, 46, 32, 0.6);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .highlight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--sunlit-amber), var(--luminous-leaf));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .highlight-card:hover::before {
            transform: scaleX(1);
        }

        .highlight-card:hover {
            border-color: rgba(245, 158, 11, 0.4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .highlight-icon {
            font-size: 2.4rem;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
        }

        .highlight-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--warm-sand);
            margin-bottom: 0.6rem;
        }

        .highlight-card p {
            font-size: 0.9rem;
            color: var(--soft-mint);
            line-height: 1.6;
        }

        /* Expert Team */
        .expert-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .expert-card {
            background: rgba(6, 46, 32, 0.7);
            border: 1px solid rgba(16, 185, 129, 0.25);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
        }

        .expert-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
        }

        .expert-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            margin: 0 auto 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: #031A12;
            font-weight: 800;
        }

        .expert-card h4 {
            font-weight: 700;
            color: var(--warm-sand);
            margin-bottom: 0.3rem;
        }

        .expert-card .role {
            font-size: 0.85rem;
            color: var(--sunlit-amber);
            font-weight: 600;
        }

        /* Testimonials */
        .testimonial-slider {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.8rem;
        }

        .testimonial-card {
            background: rgba(6, 46, 32, 0.6);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem;
            transition: var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
        }

        .stars {
            color: var(--sunlit-amber);
            margin-bottom: 0.8rem;
            font-size: 1rem;
        }

        .testimonial-card p {
            font-style: italic;
            color: var(--soft-mint);
            margin-bottom: 1rem;
            line-height: 1.6;
        }

        .testimonial-author {
            font-weight: 700;
            color: var(--warm-sand);
            font-size: 0.9rem;
        }

        /* News Section */
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }

        .news-item {
            display: flex;
            gap: 1.2rem;
            background: rgba(6, 46, 32, 0.5);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-md);
            padding: 1.2rem;
            transition: var(--transition);
        }

        .news-item:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
        }

        .news-thumb {
            width: 120px;
            height: 90px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--warm-sand);
            margin-bottom: 0.3rem;
            line-height: 1.4;
        }

        .news-info .news-date {
            font-size: 0.8rem;
            color: var(--sunlit-amber);
            margin-bottom: 0.4rem;
        }

        .news-info p {
            font-size: 0.85rem;
            color: var(--soft-mint);
            line-height: 1.5;
        }

        .news-sidebar {
            background: rgba(6, 46, 32, 0.6);
            border: 1px solid rgba(16, 185, 129, 0.25);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
        }

        .news-sidebar h4 {
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }

        .news-sidebar ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .news-sidebar ul li a {
            color: var(--soft-mint);
            font-size: 0.9rem;
            display: block;
            padding: 0.4rem 0;
            border-bottom: 1px solid rgba(16, 185, 129, 0.15);
            transition: var(--transition);
        }

        .news-sidebar ul li a:hover {
            color: var(--sunlit-amber);
            padding-left: 0.5rem;
        }

        /* CTA Form */
        .cta-form-section {
            background: linear-gradient(135deg, var(--dark-moss), #042015);
            border: 1px solid rgba(245, 158, 11, 0.3);
            border-radius: var(--radius-lg);
            padding: 3rem;
            position: relative;
            overflow: hidden;
        }

        .cta-form-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            z-index: 0;
        }

        .cta-form-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 2.5rem;
            align-items: center;
        }

        .cta-form-text h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .cta-form-text p {
            color: var(--soft-mint);
            line-height: 1.7;
        }

        .booking-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .booking-form input,
        .booking-form select {
            background: rgba(3, 26, 18, 0.8);
            border: 1px solid rgba(16, 185, 129, 0.3);
            color: #fff;
            padding: 0.8rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            width: 100%;
            transition: var(--transition);
        }

        .booking-form input:focus,
        .booking-form select:focus {
            outline: none;
            border-color: var(--sunlit-amber);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }

        .btn-submit-form {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.95rem;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
        }

        .btn-submit-form:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(245, 158, 11, 0.5);
        }

        /* Footer */
        .site-footer {
            background: #020e09;
            border-top: 1px solid rgba(16, 185, 129, 0.25);
            padding: 3rem 0 1.5rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            font-weight: 700;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(16, 185, 129, 0.2);
            font-size: 0.85rem;
            color: var(--soft-mint);
        }

        .footer-badges {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.25);
            padding: 0.4rem 1rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            color: var(--soft-mint);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .footer-badge i {
            color: var(--luminous-leaf);
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 1.5rem;
            bottom: 7rem;
            z-index: 999;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: linear-gradient(135deg, #031A12, #062E20);
            border: 2px solid var(--sunlit-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.4);
            transition: var(--transition);
            opacity: 0.85;
        }

        .fab-support i {
            font-size: 1.6rem;
            color: var(--sunlit-amber);
            transition: var(--transition);
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 12px 36px rgba(245, 158, 11, 0.6);
        }

        .fab-support:hover i {
            transform: rotate(360deg);
        }

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.3); }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .expert-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .cta-form-inner {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid rgba(16, 185, 129, 0.3);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-auth {
                gap: 0.5rem;
            }
            .btn-login, .btn-signup {
                padding: 0.4rem 1rem;
                font-size: 0.8rem;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-slider {
                grid-template-columns: 1fr;
            }
            .expert-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .expert-grid {
                grid-template-columns: 1fr;
            }
            .hero-badges {
                gap: 0.5rem;
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
            }
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 140px;
            }
            .cta-form-section {
                padding: 1.5rem;
            }
            .logo {
                font-size: 1rem;
            }
        }

/* roulang page: article */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Site Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Article Page Specific */
        .article-page {
            padding-top: 6rem;
        }

        .article-banner {
            position: relative;
            padding: 3rem 0 2.5rem;
            background: linear-gradient(135deg, var(--dark-moss) 0%, var(--deep-green) 100%);
            overflow: hidden;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .article-meta {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-bottom: 1rem;
        }

        .article-category {
            background: rgba(16, 185, 129, 0.2);
            color: var(--luminous-leaf);
            padding: 0.35rem 1.2rem;
            border-radius: 2rem;
            font-size: 0.85rem;
            font-weight: 700;
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        .article-date {
            color: var(--soft-mint);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .article-date i {
            color: var(--sunlit-amber);
            font-size: 0.85rem;
        }

        .article-title {
            position: relative;
            z-index: 1;
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.25;
            color: var(--warm-sand);
            margin-bottom: 0;
        }

        .article-content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 3.5rem 0;
            align-items: start;
        }

        .article-body {
            background: rgba(6, 46, 32, 0.5);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid rgba(16, 185, 129, 0.15);
            box-shadow: var(--shadow-card);
        }

        .article-body h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--sunlit-amber);
            margin: 2rem 0 1rem;
            line-height: 1.3;
        }

        .article-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--luminous-leaf);
            margin: 1.6rem 0 0.8rem;
        }

        .article-body p {
            margin-bottom: 1.25rem;
            font-size: 1.02rem;
            color: var(--soft-mint);
            line-height: 1.75;
        }

        .article-body ul,
        .article-body ol {
            margin: 1rem 0 1.5rem 1.5rem;
            list-style: disc;
            color: var(--soft-mint);
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 0.6rem;
            font-size: 1rem;
            line-height: 1.6;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-card);
        }

        .article-body blockquote {
            border-left: 4px solid var(--sunlit-amber);
            padding: 1rem 1.5rem;
            margin: 2rem 0;
            background: rgba(245, 158, 11, 0.05);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--warm-sand);
            font-style: italic;
            font-size: 1.05rem;
        }

        /* Sidebar */
        .article-sidebar {
            position: sticky;
            top: 6rem;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .sidebar-card {
            background: rgba(6, 46, 32, 0.6);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            border: 1px solid rgba(16, 185, 129, 0.15);
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h4 {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--sunlit-amber);
            margin-bottom: 1.2rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid rgba(245, 158, 11, 0.25);
        }

        .sidebar-card ul li {
            margin-bottom: 0.85rem;
        }

        .sidebar-card ul li a {
            color: var(--soft-mint);
            font-size: 0.95rem;
            font-weight: 500;
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            transition: var(--transition);
            line-height: 1.4;
        }

        .sidebar-card ul li a i {
            color: var(--luminous-leaf);
            font-size: 0.75rem;
            margin-top: 0.3rem;
        }

        .sidebar-card ul li a:hover {
            color: var(--sunlit-amber);
            padding-left: 0.3rem;
        }

        .cta-sidebar {
            background: linear-gradient(145deg, var(--dark-moss), #042B1A);
            border: 1px solid rgba(245, 158, 11, 0.3);
            text-align: center;
        }

        .cta-sidebar h4 {
            color: var(--warm-sand);
            border-bottom: none;
            margin-bottom: 0.8rem;
        }

        .cta-sidebar p {
            color: var(--soft-mint);
            font-size: 0.9rem;
            margin-bottom: 1.2rem;
        }

        .btn-cta-sidebar {
            display: block;
            width: 100%;
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-cta-sidebar:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        /* Related Articles Section */
        .related-section {
            background: rgba(6, 46, 32, 0.3);
            padding: 3.5rem 0;
            border-top: 1px solid rgba(16, 185, 129, 0.15);
            border-bottom: 1px solid rgba(16, 185, 129, 0.15);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 2rem;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 50%;
            height: 3px;
            background: var(--sunlit-amber);
            border-radius: 4px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }

        .related-card {
            background: rgba(6, 46, 32, 0.7);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(16, 185, 129, 0.15);
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(245, 158, 11, 0.4);
        }

        .related-card-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .related-card-tag {
            position: absolute;
            top: 0.8rem;
            left: 0.8rem;
            background: var(--sunlit-amber);
            color: #031A12;
            padding: 0.2rem 0.8rem;
            border-radius: 2rem;
            font-size: 0.75rem;
            font-weight: 700;
        }

        .related-card-body {
            padding: 1.2rem;
        }

        .related-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--warm-sand);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .related-card-body p {
            font-size: 0.85rem;
            color: var(--soft-mint);
            margin-bottom: 0.8rem;
            line-height: 1.5;
        }

        .related-card-link {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--sunlit-amber);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .related-card-link i {
            font-size: 0.7rem;
        }

        .related-card-link:hover {
            gap: 0.7rem;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, var(--dark-moss), #042B1A);
            padding: 3rem 0;
            text-align: center;
        }

        .cta-banner-inner {
            background: rgba(3, 26, 18, 0.6);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid rgba(245, 158, 11, 0.25);
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-banner-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .cta-banner-inner p {
            font-size: 1.05rem;
            color: var(--soft-mint);
            margin-bottom: 1.8rem;
        }

        .btn-cta-glow {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.8rem 2.5rem;
            border-radius: 3rem;
            font-weight: 800;
            font-size: 1.05rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 6px 28px rgba(245, 158, 11, 0.45);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-cta-glow:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(245, 158, 11, 0.6);
            color: #031A12;
        }

        /* Not Found State */
        .not-found-state {
            text-align: center;
            padding: 5rem 1rem;
            color: var(--soft-mint);
        }

        .not-found-state i {
            font-size: 4rem;
            color: var(--sunlit-amber);
            margin-bottom: 1.5rem;
            display: block;
        }

        .not-found-state h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .not-found-state p {
            font-size: 1.05rem;
            margin-bottom: 2rem;
        }

        .btn-back-home {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-green);
            padding: 3rem 0 0;
            border-top: 1px solid rgba(16, 185, 129, 0.2);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }

        .footer-col h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--sunlit-amber);
            margin-bottom: 1.2rem;
        }

        .footer-col ul li {
            margin-bottom: 0.7rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
            padding-left: 0.3rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(16, 185, 129, 0.15);
            padding: 1.5rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--soft-mint);
        }

        .footer-badges {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            color: var(--soft-mint);
            font-size: 0.8rem;
            font-weight: 600;
        }

        .footer-badge i {
            color: var(--luminous-leaf);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-content-wrapper {
                grid-template-columns: 1fr;
            }

            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0;
                background: rgba(3, 26, 18, 0.98);
                padding: 1rem 0;
                margin-top: 0.5rem;
                border-radius: var(--radius-md);
                border: 1px solid rgba(16, 185, 129, 0.2);
            }

            .nav-links.active-mobile {
                display: flex;
            }

            .nav-links li {
                width: 100%;
                text-align: center;
            }

            .nav-links a {
                display: block;
                padding: 0.7rem 1.5rem;
            }

            .article-title {
                font-size: 2rem;
            }

            .article-body {
                padding: 1.5rem;
            }

            .article-sidebar {
                grid-template-columns: 1fr;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .article-title {
                font-size: 1.6rem;
            }

            .article-body {
                padding: 1.2rem;
            }

            .article-meta {
                gap: 0.8rem;
            }

            .btn-login,
            .btn-signup {
                padding: 0.4rem 1rem;
                font-size: 0.8rem;
            }

            .nav-auth {
                gap: 0.5rem;
            }

            .header-inner {
                padding: 0.6rem 0;
            }

            .logo {
                font-size: 1.1rem;
            }
        }

/* roulang page: category1 */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            margin: 0;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            min-height: 65vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #020f0a 0%, var(--dark-moss) 55%, #042b1a 100%);
            overflow: hidden;
            padding-top: 6rem;
            margin-bottom: 1rem;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .hero-bg-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 70% 40%, rgba(16, 185, 129, 0.2) 0%, transparent 55%);
            z-index: 1;
        }

        .hero-content-cat {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            padding: 1.5rem 0;
        }

        .hero-text-cat h1 {
            font-size: 2.9rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #FEF3C7 30%, var(--sunlit-amber) 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text-cat .subhead {
            font-size: 1.15rem;
            color: var(--soft-mint);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 95%;
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(16, 185, 129, 0.25);
        }

        .btn-cta-gold {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.85rem 2.5rem;
            border-radius: 2.5rem;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
            display: inline-block;
            text-align: center;
        }

        .btn-cta-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.55);
            color: #031A12;
        }

        .btn-outline-gold {
            background: transparent;
            border: 2px solid var(--sunlit-amber);
            color: var(--sunlit-amber);
            padding: 0.8rem 2.2rem;
            border-radius: 2.5rem;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            margin-left: 1rem;
        }

        .btn-outline-gold:hover {
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
            border-color: #fff;
        }

        /* Pain Points Section */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 2.5rem;
        }

        .pain-card {
            background: rgba(6, 46, 32, 0.5);
            border: 1px solid rgba(16, 185, 129, 0.15);
            border-radius: var(--radius-lg);
            padding: 2rem 1.8rem;
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }

        .pain-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .pain-icon {
            font-size: 2.4rem;
            color: var(--sunlit-amber);
            margin-bottom: 1.2rem;
        }

        .pain-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.7rem;
        }

        .pain-card p {
            color: var(--soft-mint);
            font-size: 0.95rem;
        }

        /* Solution Steps */
        .steps-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-top: 2.5rem;
        }

        .step-item {
            text-align: center;
            position: relative;
        }

        .step-num {
            display: inline-flex;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            font-weight: 900;
            font-size: 1.5rem;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.2rem;
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.35);
        }

        .step-item h4 {
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            margin-bottom: 0.4rem;
        }

        .step-item p {
            color: var(--soft-mint);
            font-size: 0.9rem;
        }

        /* Game Tiles */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
            margin-top: 2.2rem;
        }

        .game-tile {
            background: rgba(6, 46, 32, 0.55);
            border: 1px solid rgba(16, 185, 129, 0.18);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(6px);
        }

        .game-tile:hover {
            transform: translateY(-6px);
            border-color: var(--sunlit-amber);
            box-shadow: 0 20px 36px rgba(3, 26, 18, 0.4);
        }

        .game-tile img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
        }

        .game-tile-body {
            padding: 1.5rem;
        }

        .game-tile-body h4 {
            font-weight: 800;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .game-tile-body .desc {
            font-size: 0.9rem;
            color: var(--soft-mint);
            margin-bottom: 1rem;
            line-height: 1.5;
        }

        .tag-hot {
            background: #DC2626;
            color: #fff;
            padding: 0.15rem 0.8rem;
            border-radius: 1rem;
            font-size: 0.7rem;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 0.8rem;
        }

        /* Testimonials */
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 2.2rem;
        }

        .testi-card {
            background: rgba(6, 46, 32, 0.5);
            border-left: 4px solid var(--sunlit-amber);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            backdrop-filter: blur(8px);
        }

        .testi-text {
            font-style: italic;
            color: var(--eco-pale);
            margin-bottom: 1.2rem;
            font-size: 0.95rem;
        }

        .testi-author {
            font-weight: 700;
            color: var(--sunlit-amber);
        }

        /* Data Row */
        .data-row {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 2rem;
            text-align: center;
            margin-top: 2rem;
        }

        .data-item h3 {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--sunlit-amber);
        }

        .data-item p {
            color: var(--soft-mint);
            font-weight: 600;
        }

        /* Article List */
        .article-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .article-card {
            background: rgba(6, 46, 32, 0.45);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(16, 185, 129, 0.15);
            transition: var(--transition);
        }

        .article-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
        }

        .article-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }

        .article-card-body {
            padding: 1.3rem;
        }

        .article-card-body h4 {
            font-weight: 700;
            font-size: 1.05rem;
            color: #fff;
            margin-bottom: 0.4rem;
        }

        .article-card-body .date {
            font-size: 0.8rem;
            color: var(--sunlit-amber);
        }

        /* CTA Bar */
        .cta-bar {
            background: linear-gradient(135deg, #062E20, #031A12);
            border: 1px solid rgba(245, 158, 11, 0.3);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            margin-top: var(--section-gap);
            backdrop-filter: blur(12px);
        }

        .cta-bar h2 {
            font-weight: 900;
            font-size: 2rem;
            color: #fff;
            margin-bottom: 0.8rem;
        }

        .cta-bar p {
            color: var(--soft-mint);
            margin-bottom: 2rem;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 0.6rem;
        }

        .section-sub {
            color: var(--soft-mint);
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
        }

        /* Footer */
        .site-footer {
            background: #020A06;
            padding: 3.5rem 0 1.5rem;
            border-top: 2px solid rgba(16, 185, 129, 0.25);
            margin-top: var(--section-gap);
            color: var(--soft-mint);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            font-weight: 700;
            color: #fff;
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(16, 185, 129, 0.15);
            padding-top: 1.8rem;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            font-size: 0.85rem;
        }

        .footer-badges {
            display: flex;
            gap: 1.2rem;
        }

        .footer-badge {
            background: rgba(16, 185, 129, 0.1);
            padding: 0.3rem 0.9rem;
            border-radius: 1rem;
            font-size: 0.8rem;
            color: var(--soft-mint);
        }

        .footer-badge i {
            margin-right: 0.25rem;
            color: var(--sunlit-amber);
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FCD34D, #B45309);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            animation: fab-float 3s ease-in-out infinite;
        }

        @keyframes fab-float {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        .fab-left:hover {
            transform: scale(1.1) translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.55);
        }

        .fab-left i {
            font-size: 1.8rem;
            color: #031A12;
        }

        .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content-cat {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-flow {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-text-cat h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .menu-toggle {
                display: block;
            }
            .nav-auth {
                gap: 0.5rem;
            }
            .category-hero {
                min-height: auto;
                padding: 7rem 0 3rem;
            }
            .data-row {
                flex-direction: column;
                gap: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .btn-outline-gold {
                margin-left: 0;
                margin-top: 1rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

/* roulang page: category2 */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero Section - Category */
        .hero-category {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #04201a 0%, var(--deep-green) 50%, var(--dark-moss) 100%);
            overflow: hidden;
            padding-top: 5rem;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .hero-bg-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 70% 40%, rgba(245, 158, 11, 0.12) 0%, transparent 55%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3.5rem;
            align-items: center;
            padding: 3rem 0;
        }

        .hero-text h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, #FEF3C7 30%, var(--sunlit-amber) 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text p {
            font-size: 1.15rem;
            color: var(--soft-mint);
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 24px rgba(245, 158, 11, 0.4);
            display: inline-block;
            text-align: center;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.6);
            color: #031A12;
        }

        .btn-outline-light {
            background: transparent;
            border: 2px solid var(--soft-mint);
            color: var(--soft-mint);
            padding: 0.75rem 2.2rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }

        .btn-outline-light:hover {
            background: rgba(167, 243, 208, 0.1);
            border-color: #fff;
            color: #fff;
        }

        .hero-visual-card {
            background: rgba(6, 46, 32, 0.65);
            border-radius: var(--radius-lg);
            padding: 2rem;
            backdrop-filter: blur(12px);
            border: 1px solid rgba(245, 158, 11, 0.25);
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .hero-visual-card img {
            border-radius: var(--radius-md);
            margin-bottom: 1.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
        }

        .hero-stats {
            display: flex;
            justify-content: space-around;
            margin-top: 1rem;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat .stat-value {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--sunlit-amber);
        }

        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--soft-mint);
            display: block;
        }

        /* Section Headings */
        .section-title {
            font-size: 2.2rem;
            font-weight: 900;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .section-title span {
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-subtitle {
            color: var(--soft-mint);
            font-size: 1.1rem;
            margin-bottom: 2.5rem;
        }

        /* Feature Grid */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: rgba(6, 46, 32, 0.5);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            transition: var(--transition);
            text-align: left;
        }

        .feature-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: var(--sunlit-amber);
            margin-bottom: 1.2rem;
        }

        .feature-card h3 {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.75rem;
        }

        .feature-card p {
            color: var(--soft-mint);
            font-size: 0.95rem;
            line-height: 1.65;
        }

        /* Game Cards Grid */
        .games-scroll {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 1.75rem;
        }

        .game-item {
            background: rgba(6, 46, 32, 0.6);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(16, 185, 129, 0.18);
            transition: var(--transition);
            cursor: pointer;
            text-align: center;
        }

        .game-item:hover {
            border-color: var(--sunlit-amber);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.25);
            transform: translateY(-6px);
        }

        .game-item img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }

        .game-item .game-label {
            font-size: 1rem;
            font-weight: 700;
            color: var(--warm-sand);
            padding: 0.8rem 0.4rem;
        }

        .game-item .game-badge {
            background: #F97316;
            color: #fff;
            font-size: 0.75rem;
            padding: 0.25rem 0.8rem;
            border-radius: 1rem;
            display: inline-block;
            margin-bottom: 0.8rem;
            font-weight: 700;
        }

        /* Highlight Process */
        .process-timeline {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .process-step {
            background: rgba(6, 46, 32, 0.45);
            border-radius: var(--radius-lg);
            padding: 1.8rem 1.5rem;
            text-align: center;
            flex: 1 1 200px;
            border: 1px solid rgba(16, 185, 129, 0.25);
            transition: var(--transition);
        }

        .process-step:hover {
            border-color: var(--sunlit-amber);
            background: rgba(6, 46, 32, 0.7);
        }

        .process-step .step-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--sunlit-amber);
        }

        .process-step h4 {
            font-weight: 800;
            color: var(--warm-sand);
            margin: 0.6rem 0;
        }

        /* News list */
        .news-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
        }

        .news-card {
            background: rgba(6, 46, 32, 0.5);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(16, 185, 129, 0.15);
            transition: var(--transition);
        }

        .news-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .news-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

        .news-card .news-body {
            padding: 1.25rem;
            text-align: left;
        }

        .news-card .news-body h4 {
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.5rem;
            font-size: 1rem;
        }

        .news-card .news-body p {
            color: var(--soft-mint);
            font-size: 0.85rem;
            margin-bottom: 0.8rem;
        }

        .news-card .news-body .news-time {
            font-size: 0.75rem;
            color: var(--sunlit-amber);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
            text-align: left;
        }

        .faq-item {
            background: rgba(6, 46, 32, 0.4);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border-left: 4px solid var(--sunlit-amber);
        }

        .faq-item h4 {
            color: var(--warm-sand);
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .faq-item p {
            color: var(--soft-mint);
        }

        /* CTA Full Width */
        .cta-full {
            background: linear-gradient(135deg, #062E20, #042218);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2rem;
            text-align: center;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        .cta-full h2 {
            font-weight: 900;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .cta-full .btn-primary {
            margin-top: 1.5rem;
        }

        /* Footer */
        .site-footer {
            background: #020f0b;
            padding: 3.5rem 0 1.5rem;
            border-top: 1px solid rgba(16, 185, 129, 0.25);
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2.5rem;
        }

        .footer-col h4 {
            color: var(--sunlit-amber);
            font-weight: 800;
            margin-bottom: 1rem;
        }

        .footer-col p {
            color: var(--soft-mint);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
            padding-left: 4px;
        }

        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(16, 185, 129, 0.2);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            color: var(--soft-mint);
            font-size: 0.85rem;
        }

        .footer-badges {
            display: flex;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            background: rgba(16, 185, 129, 0.1);
            padding: 0.35rem 1rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--luminous-leaf);
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        .footer-badge i {
            margin-right: 0.25rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hero-text h1 {
                font-size: 2.2rem;
            }

            .hero-visual-card {
                max-width: 500px;
                margin: 0 auto;
            }

            .nav-links {
                gap: 1rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                padding: 1.5rem;
                position: absolute;
                top: 70px;
                left: 0;
            }

            .nav-links.open {
                display: flex;
            }

            .menu-toggle {
                display: block;
            }

            .nav-auth {
                margin-left: auto;
                gap: 0.5rem;
            }

            .btn-login {
                padding: 0.4rem 1rem;
                font-size: 0.8rem;
            }

            .btn-signup {
                padding: 0.4rem 1.2rem;
                font-size: 0.8rem;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.8rem;
            }

            .hero-stats {
                flex-direction: column;
                gap: 1rem;
            }
        }

/* roulang page: category3 */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            margin: 0;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Category Hero */
        .cat-hero {
            position: relative;
            padding: 9rem 0 5rem;
            background: linear-gradient(160deg, var(--deep-green) 0%, #052d1f 50%, var(--dark-moss) 100%);
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(16, 185, 129, 0.18) 0%, transparent 70%);
            transform: translate(-50%, -50%);
            z-index: 1;
        }

        .cat-hero .container {
            position: relative;
            z-index: 2;
        }

        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3.5rem;
            align-items: center;
        }

        .cat-hero-text h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.25rem;
            background: linear-gradient(135deg, #FEF3C7 30%, var(--sunlit-amber) 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cat-hero-text .subtitle {
            font-size: 1.15rem;
            color: var(--soft-mint);
            line-height: 1.7;
            margin-bottom: 1.75rem;
        }

        .hero-quick-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .quick-link-card {
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
        }

        .quick-link-card:hover {
            background: rgba(245, 158, 11, 0.16);
            border-color: var(--sunlit-amber);
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.2);
        }

        .quick-link-card i {
            font-size: 2rem;
            color: var(--sunlit-amber);
            margin-bottom: 0.6rem;
            display: block;
        }

        .quick-link-card span {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--eco-pale);
        }

        /* Section Titles */
        .section-label {
            display: inline-block;
            background: rgba(16, 185, 129, 0.15);
            color: var(--luminous-leaf);
            padding: 0.3rem 1rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--eco-pale);
            margin-bottom: 1rem;
        }

        .section-desc {
            color: var(--soft-mint);
            font-size: 1rem;
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: 2.5rem;
        }

        /* Pain Points */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
        }

        .pain-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: left;
            transition: var(--transition);
        }

        .pain-card:hover {
            border-color: rgba(239, 68, 68, 0.3);
            background: rgba(239, 68, 68, 0.06);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(239, 68, 68, 0.1);
        }

        .pain-card i {
            font-size: 2.2rem;
            color: #EF4444;
            margin-bottom: 1rem;
            display: block;
        }

        .pain-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FCA5A5;
            margin-bottom: 0.6rem;
        }

        .pain-card p {
            font-size: 0.9rem;
            color: var(--soft-mint);
            line-height: 1.6;
        }

        /* Solution */
        .solution-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .solution-card {
            background: rgba(16, 185, 129, 0.08);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.25rem;
            text-align: left;
            transition: var(--transition);
        }

        .solution-card:hover {
            background: rgba(16, 185, 129, 0.16);
            border-color: var(--luminous-leaf);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(16, 185, 129, 0.12);
        }

        .solution-card i {
            font-size: 2rem;
            color: var(--luminous-leaf);
            margin-bottom: 1rem;
            display: block;
        }

        .solution-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--eco-pale);
            margin-bottom: 0.5rem;
        }

        .solution-card p {
            font-size: 0.88rem;
            color: var(--soft-mint);
            line-height: 1.6;
        }

        /* Steps */
        .steps-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            position: relative;
        }

        .step-item {
            background: var(--dark-moss);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 2rem 1.25rem;
            text-align: left;
            position: relative;
            transition: var(--transition);
        }

        .step-item:hover {
            border-color: var(--sunlit-amber);
            box-shadow: 0 12px 36px rgba(245, 158, 11, 0.15);
            transform: translateY(-4px);
        }

        .step-number {
            font-size: 3rem;
            font-weight: 900;
            color: rgba(245, 158, 11, 0.25);
            position: absolute;
            top: 1rem;
            right: 1.25rem;
            line-height: 1;
        }

        .step-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--sunlit-amber);
            margin-bottom: 0.6rem;
        }

        .step-item p {
            font-size: 0.88rem;
            color: var(--soft-mint);
            line-height: 1.6;
        }

        /* Results */
        .results-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-block {
            text-align: center;
            padding: 2rem 1.25rem;
            background: rgba(245, 158, 11, 0.06);
            border: 1px solid rgba(245, 158, 11, 0.18);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }

        .stat-block:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--sunlit-amber);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.15);
        }

        .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--sunlit-amber);
            display: block;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.88rem;
            color: var(--soft-mint);
            margin-top: 0.4rem;
        }

        /* Testimonials */
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
        }

        .testi-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 1.75rem;
            text-align: left;
            transition: var(--transition);
        }

        .testi-card:hover {
            border-color: var(--luminous-leaf);
            background: rgba(16, 185, 129, 0.06);
            box-shadow: 0 12px 36px rgba(16, 185, 129, 0.1);
        }

        .testi-stars {
            color: var(--sunlit-amber);
            font-size: 1rem;
            margin-bottom: 0.75rem;
        }

        .testi-card p {
            font-size: 0.9rem;
            color: var(--soft-mint);
            line-height: 1.6;
            margin-bottom: 1rem;
            font-style: italic;
        }

        .testi-author {
            font-weight: 700;
            color: var(--eco-pale);
            font-size: 0.85rem;
        }

        /* Audience */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
        }

        .audience-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: left;
            transition: var(--transition);
        }

        .audience-card:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.06);
            box-shadow: 0 12px 36px rgba(245, 158, 11, 0.1);
            transform: translateY(-4px);
        }

        .audience-card i {
            font-size: 2.5rem;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
            display: block;
        }

        .audience-card h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--eco-pale);
            margin-bottom: 0.6rem;
        }

        .audience-card p {
            font-size: 0.88rem;
            color: var(--soft-mint);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.75rem;
            margin-bottom: 1rem;
            transition: var(--transition);
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: var(--luminous-leaf);
            background: rgba(16, 185, 129, 0.06);
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.08);
        }

        .faq-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--eco-pale);
            margin-bottom: 0.5rem;
        }

        .faq-item p {
            font-size: 0.9rem;
            color: var(--soft-mint);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #042b1a 0%, var(--deep-green) 100%);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .cta-section p {
            color: var(--soft-mint);
            font-size: 1rem;
            margin-bottom: 2rem;
        }

        .btn-cta-large {
            display: inline-block;
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            padding: 0.9rem 2.8rem;
            border-radius: 3rem;
            font-weight: 800;
            font-size: 1.1rem;
            transition: var(--transition);
            box-shadow: 0 6px 28px rgba(245, 158, 11, 0.4);
        }

        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.6);
            color: #031A12;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--sunlit-amber), #D97706);
            border: 3px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            animation: fabBounce 2.5s infinite;
        }

        .fab-left:hover {
            transform: scale(1.12);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.7);
        }

        .fab-left:active {
            transform: scale(0.92);
        }

        .fab-left i {
            font-size: 1.5rem;
            color: #031A12;
        }

        .fab-noti {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #EF4444;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @keyframes fabBounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }

        /* Footer */
        .site-footer {
            background: var(--deep-green);
            border-top: 1px solid rgba(16, 185, 129, 0.2);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2.5rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-bottom p {
            color: var(--soft-mint);
            font-size: 0.82rem;
        }

        .footer-badges {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            color: var(--luminous-leaf);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.3rem 0.8rem;
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 2rem;
            background: rgba(16, 185, 129, 0.06);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .cat-hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
            .cat-hero-text h1 { font-size: 2.2rem; }
            .pain-grid { grid-template-columns: 1fr 1fr; }
            .solution-cards { grid-template-columns: 1fr 1fr; }
            .steps-flow { grid-template-columns: 1fr 1fr; }
            .results-stats { grid-template-columns: 1fr 1fr; }
            .testi-grid { grid-template-columns: 1fr 1fr; }
            .audience-grid { grid-template-columns: 1fr 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .menu-toggle { display: block; }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1rem;
            }
            .nav-links.show { display: flex; }
            .cat-hero-grid { grid-template-columns: 1fr; }
            .cat-hero-text h1 { font-size: 1.9rem; }
            .pain-grid { grid-template-columns: 1fr; }
            .solution-cards { grid-template-columns: 1fr; }
            .steps-flow { grid-template-columns: 1fr; }
            .results-stats { grid-template-columns: 1fr 1fr; }
            .testi-grid { grid-template-columns: 1fr; }
            .audience-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .hero-quick-grid { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 520px) {
            .cat-hero-text h1 { font-size: 1.6rem; }
            .section-title { font-size: 1.5rem; }
            .hero-quick-grid { grid-template-columns: 1fr; }
            .results-stats { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .cta-section { padding: 2rem 1.25rem; }
            .cta-section h2 { font-size: 1.4rem; }
        }

/* roulang page: category4 */
:root {
            --deep-green: #031A12;
            --dark-moss: #062E20;
            --sunlit-amber: #F59E0B;
            --luminous-leaf: #10B981;
            --eco-pale: #F0FDF4;
            --soft-mint: #A7F3D0;
            --warm-sand: #FEF3C7;
            --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --shadow-card: 0 8px 32px rgba(3, 26, 18, 0.18);
            --shadow-hover: 0 16px 48px rgba(3, 26, 18, 0.28);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --section-gap: 4.5rem;
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--deep-green);
            color: var(--eco-pale);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .section-padding {
            padding: var(--section-gap) 0;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(3, 26, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--sunlit-amber), var(--luminous-leaf));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-icon {
            display: inline-block;
            margin-right: 0.35rem;
            font-size: 1.5rem;
            background: none;
            -webkit-text-fill-color: var(--sunlit-amber);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--soft-mint);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 0.4rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--sunlit-amber);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--sunlit-amber);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 0.85rem;
        }

        .btn-login {
            background: transparent;
            border: 2px solid rgba(245, 158, 11, 0.6);
            color: var(--sunlit-amber);
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.1);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.55rem 1.8rem;
            border-radius: 2rem;
            font-weight: 800;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            color: #031A12;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--sunlit-amber);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero - Category Style */
        .hero-category {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #051a12 0%, var(--dark-moss) 70%);
            overflow: hidden;
            padding-top: 5rem;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/coverpic/cover-15.jpg') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }

        .hero-cat-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
            padding: 2rem 0;
        }

        .hero-cat-text h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #FEF3C7 30%, var(--sunlit-amber) 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-cat-text p {
            font-size: 1.1rem;
            color: var(--soft-mint);
            line-height: 1.7;
            margin-bottom: 1.8rem;
            max-width: 520px;
        }

        .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 2.5rem;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.4);
            display: inline-block;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.55);
            color: #031A12;
        }

        .btn-secondary {
            background: transparent;
            border: 2px solid var(--soft-mint);
            color: var(--soft-mint);
            padding: 0.8rem 2.2rem;
            border-radius: 2.5rem;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-secondary:hover {
            border-color: var(--sunlit-amber);
            color: var(--sunlit-amber);
            background: rgba(245, 158, 11, 0.08);
        }

        .hero-visual {
            position: relative;
        }

        .hero-img-frame {
            background: var(--dark-moss);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid rgba(16, 185, 129, 0.25);
            box-shadow: var(--shadow-card);
        }

        /* Pain Points Section */
        .pain-points {
            padding: var(--section-gap) 0;
            background: var(--dark-moss);
        }

        .section-label {
            display: inline-block;
            background: rgba(16, 185, 129, 0.15);
            color: var(--luminous-leaf);
            padding: 0.35rem 1.2rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.5px;
            margin-bottom: 0.6rem;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: var(--warm-sand);
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--soft-mint);
            line-height: 1.7;
            margin-bottom: 2.5rem;
            max-width: 700px;
            text-align: left;
        }

        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }

        .pain-card {
            background: rgba(3, 26, 18, 0.6);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem;
            transition: var(--transition);
            text-align: left;
        }

        .pain-card:hover {
            border-color: var(--sunlit-amber);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .pain-icon {
            font-size: 2.2rem;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
        }

        .pain-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.6rem;
        }

        .pain-card p {
            color: var(--soft-mint);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Solutions Section */
        .solutions {
            padding: var(--section-gap) 0;
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .solution-item {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
            background: var(--dark-moss);
            padding: 2rem;
            border-radius: var(--radius-lg);
            border-left: 4px solid var(--luminous-leaf);
            transition: var(--transition);
        }

        .solution-item:hover {
            border-left-color: var(--sunlit-amber);
            box-shadow: var(--shadow-card);
        }

        .solution-num {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--sunlit-amber);
            line-height: 1;
            flex-shrink: 0;
            opacity: 0.8;
        }

        .solution-text h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.5rem;
        }

        .solution-text p {
            color: var(--soft-mint);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Methods Steps */
        .methods {
            padding: var(--section-gap) 0;
            background: var(--dark-moss);
        }

        .steps-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin-top: 2.5rem;
        }

        .step-card {
            background: rgba(3, 26, 18, 0.5);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: left;
            border-top: 4px solid var(--luminous-leaf);
            position: relative;
            transition: var(--transition);
        }

        .step-card:hover {
            border-top-color: var(--sunlit-amber);
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .step-num {
            font-size: 3rem;
            font-weight: 900;
            color: rgba(245, 158, 11, 0.15);
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            line-height: 1;
        }

        .step-card h4 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--sunlit-amber);
            margin-bottom: 0.6rem;
        }

        .step-card p {
            color: var(--soft-mint);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Results Section */
        .results {
            padding: var(--section-gap) 0;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .stat-box {
            background: var(--dark-moss);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: left;
            border: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .stat-box:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-card);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--sunlit-amber);
            line-height: 1;
            margin-bottom: 0.4rem;
        }

        .stat-label {
            color: var(--soft-mint);
            font-size: 0.95rem;
            font-weight: 600;
        }

        /* Testimonials */
        .testimonials {
            padding: var(--section-gap) 0;
            background: var(--dark-moss);
        }

        .testi-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
            margin-top: 2rem;
        }

        .testi-card {
            background: rgba(3, 26, 18, 0.7);
            border-radius: var(--radius-lg);
            padding: 2rem;
            border: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition);
        }

        .testi-card:hover {
            border-color: var(--sunlit-amber);
            box-shadow: var(--shadow-hover);
        }

        .testi-stars {
            color: var(--sunlit-amber);
            margin-bottom: 0.8rem;
            font-size: 1rem;
        }

        .testi-text {
            color: var(--soft-mint);
            font-style: italic;
            line-height: 1.7;
            margin-bottom: 1.2rem;
            font-size: 0.95rem;
        }

        .testi-author {
            font-weight: 700;
            color: var(--warm-sand);
            font-size: 0.9rem;
        }

        /* Target Audience */
        .audience {
            padding: var(--section-gap) 0;
        }

        .audience-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
            margin-top: 2rem;
        }

        .audience-card {
            background: var(--dark-moss);
            border-radius: var(--radius-lg);
            padding: 2rem;
            text-align: left;
            border-bottom: 4px solid var(--luminous-leaf);
            transition: var(--transition);
        }

        .audience-card:hover {
            border-bottom-color: var(--sunlit-amber);
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .audience-icon {
            font-size: 2rem;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
        }

        .audience-card h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.6rem;
        }

        .audience-card p {
            color: var(--soft-mint);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Blog Posts List */
        .blog-list-section {
            padding: var(--section-gap) 0;
            background: var(--dark-moss);
        }

        .posts-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
            margin-top: 2rem;
        }

        .post-card {
            background: rgba(3, 26, 18, 0.7);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(16, 185, 129, 0.2);
            transition: var(--transition);
        }

        .post-card:hover {
            border-color: var(--sunlit-amber);
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .post-thumb {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: #042210;
        }

        .post-body {
            padding: 1.5rem;
        }

        .post-cat {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--luminous-leaf);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.5rem;
        }

        .post-title {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--warm-sand);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .post-desc {
            color: var(--soft-mint);
            font-size: 0.88rem;
            line-height: 1.6;
            margin-bottom: 1rem;
        }

        .post-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: #6b7280;
        }

        .post-link {
            color: var(--sunlit-amber);
            font-weight: 700;
            transition: var(--transition);
        }

        .post-link:hover {
            color: #fff;
        }

        /* CTA */
        .cta-section {
            padding: var(--section-gap) 0;
            background: linear-gradient(135deg, var(--deep-green) 0%, #042210 100%);
            text-align: center;
        }

        .cta-box {
            max-width: 700px;
            margin: 0 auto;
            background: var(--dark-moss);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            border: 2px solid rgba(245, 158, 11, 0.3);
            box-shadow: var(--shadow-card);
        }

        .cta-box h2 {
            font-size: 2rem;
            font-weight: 900;
            color: var(--warm-sand);
            margin-bottom: 1rem;
        }

        .cta-box p {
            color: var(--soft-mint);
            font-size: 1.05rem;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: #020e0a;
            border-top: 2px solid rgba(16, 185, 129, 0.2);
            padding: 3.5rem 0 1.5rem;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--sunlit-amber);
            margin-bottom: 1rem;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            color: var(--soft-mint);
            transition: var(--transition);
            font-size: 0.88rem;
        }

        .footer-col ul li a:hover {
            color: var(--sunlit-amber);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(16, 185, 129, 0.15);
        }

        .footer-bottom p {
            color: #6b7280;
            font-size: 0.85rem;
        }

        .footer-badges {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: rgba(16, 185, 129, 0.1);
            color: var(--luminous-leaf);
            padding: 0.25rem 0.8rem;
            border-radius: 1rem;
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* FAB */
        .fab-chat {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--sunlit-amber), #F97316);
            color: #031A12;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            transition: var(--transition);
            opacity: 0.8;
        }

        .fab-chat:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.5);
        }

        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 18px;
            height: 18px;
            background: #EF4444;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-cat-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .solutions-grid {
                grid-template-columns: 1fr;
            }

            .steps-timeline {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .testi-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .audience-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .posts-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                padding: 1.5rem;
                border-radius: var(--radius-md);
                position: absolute;
                top: 100%;
                left: 0;
                margin-top: 0.5rem;
            }

            .nav-links.show {
                display: flex;
            }

            .nav-auth {
                gap: 0.5rem;
            }

            .btn-login,
            .btn-signup {
                padding: 0.4rem 1rem;
                font-size: 0.78rem;
            }

            .hero-category {
                min-height: 50vh;
            }

            .hero-cat-text h1 {
                font-size: 1.9rem;
            }

            .pain-grid {
                grid-template-columns: 1fr;
            }

            .steps-timeline {
                grid-template-columns: 1fr;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
            }

            .testi-grid {
                grid-template-columns: 1fr;
            }

            .audience-grid {
                grid-template-columns: 1fr;
            }

            .posts-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .hero-cat-text h1 {
                font-size: 1.6rem;
            }

            .hero-cat-text p {
                font-size: 0.95rem;
            }

            .stats-row {
                grid-template-columns: 1fr;
            }

            .cta-box {
                padding: 2rem 1.5rem;
            }

            .cta-box h2 {
                font-size: 1.5rem;
            }
        }