:root {
            --primary: #7BA7CC;
            --primary-deep: #5A8DB8;
            --primary-light: #A8CCE8;
            --primary-pale: #E8F2FA;
            --primary-ghost: #F4F9FD;
            --accent: #C4A882;
            --accent-light: #E8D8C4;
            --text: #2C3E50;
            --text-secondary: #607080;
            --text-muted: #8FA0B0;
            --border: #D8E6F0;
            --bg: #FAFCFE;
            --white: #ffffff;
            --shadow-sm: 0 2px 8px rgba(90,141,184,0.06);
            --shadow-md: 0 8px 32px rgba(90,141,184,0.08);
            --shadow-lg: 0 16px 48px rgba(90,141,184,0.12);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --max-w: 1200px;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }

        body {
            font-family: 'Plus Jakarta Sans', sans-serif;
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        h1, h2, h3, h4 {
            font-family: 'DM Serif Display', serif;
            font-weight: 400;
            color: var(--text);
            line-height: 1.25;
        }

        a { color: var(--primary-deep); text-decoration: none; transition: all 0.3s ease; }
        a:hover { color: var(--primary); }
        img { max-width: 100%; display: block; }

        /* ═══ ANNOUNCEMENT BAR ═══ */
        .announce-bar {
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 100%);
            color: white;
            text-align: center;
            padding: 0.65rem 2rem;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        .announce-bar a { color: white; text-decoration: underline; text-underline-offset: 2px; font-weight: 600; }

        /* ═══ HEADER ═══ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250,252,254,0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled { box-shadow: var(--shadow-sm); }

        .header-inner {
            max-width: var(--max-w);
            margin: 0 auto;
            padding: 0.9rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            text-decoration: none;
        }
        .logo-mark {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary-light) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }
        .logo-text {
            font-family: 'DM Serif Display', serif;
            font-size: 1.25rem;
            color: var(--text);
        }
        .logo-text span { color: var(--primary-deep); }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }
        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color 0.3s;
        }
        .nav-links a:hover { color: var(--primary-deep); }

        .nav-right { display: flex; align-items: center; gap: 0.75rem; }

        .btn-ghost {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.55rem 1.1rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s;
        }
        .btn-ghost:hover { background: var(--primary-pale); color: var(--primary-deep); }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 100%);
            color: white;
            padding: 0.6rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(90,141,184,0.25); color: white; }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: transparent;
            color: var(--primary-deep);
            padding: 0.6rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--primary-light);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-outline:hover { background: var(--primary-pale); border-color: var(--primary-deep); }

        /* Section helpers */
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary-deep);
            font-weight: 600;
            margin-bottom: 0.75rem;
        }
        .section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 0.75rem;
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 550px;
            margin: 0 auto;
        }

        /* Page hero (subpages) */
        .page-hero {
            padding: 4rem 2rem 3rem;
            background: linear-gradient(160deg, var(--white) 0%, var(--primary-ghost) 40%, var(--primary-pale) 100%);
            text-align: center;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            margin-bottom: 0.75rem;
        }
        .page-hero p {
            color: var(--text-secondary);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* CTA Section */
        .cta-section {
            padding: 5rem 2rem;
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 50%, var(--primary-light) 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section h2 {
            font-size: 2.5rem;
            color: white;
            margin-bottom: 1rem;
        }
        .cta-section p {
            color: rgba(255,255,255,0.9);
            font-size: 1.05rem;
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: white;
            color: var(--primary-deep);
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.3s;
            text-decoration: none;
        }
        .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); color: var(--primary-deep); }

        /* ═══ FOOTER ═══ */
        .site-footer {
            background: #2C3E50;
            color: rgba(255,255,255,0.7);
            padding: 4rem 2rem 2rem;
        }
        .footer-inner {
            max-width: var(--max-w);
            margin: 0 auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .logo-text { color: white; }
        .footer-brand .logo-text span { color: var(--primary-light); }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-top: 1rem;
            color: rgba(255,255,255,0.5);
        }

        .footer-col h4 {
            color: white;
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-weight: 600;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 1rem;
        }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 0.5rem; }
        .footer-col a {
            color: rgba(255,255,255,0.5);
            font-size: 0.88rem;
            transition: color 0.3s;
        }
        .footer-col a:hover { color: white; }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }

        /* ═══ RESPONSIVE ═══ */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .announce-bar { font-size: 0.78rem; padding: 0.5rem 1rem; }
            .header-inner { padding: 0.8rem 1rem; }
            .nav-links { display: none; }
            .page-hero h1 { font-size: 2rem; }
            .footer-grid { grid-template-columns: 1fr; }
            .section-header h2 { font-size: 2rem; }
            .cta-section h2 { font-size: 2rem; }
        }


        

        

        

        

        

        

        

        

        

        /* Navigation */
        

        

        

        

        

        

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, var(--bg) 0%, var(--primary-pale) 100%);
            padding: 5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text);
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero .cta-button {
            display: inline-block;
            margin-top: 1rem;
        }

        .book-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
        }

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

        .book-cover {
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary-deep) 100%);
            width: 160px;
            height: 240px;
            margin: 0 auto 1rem;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: var(--shadow-md);
        }

        /* Stats Section */
        .stats {
            background-color: var(--primary-pale);
            padding: 3rem 2rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            text-align: center;
            max-width: 1200px;
            margin: 0 auto;
        }

        .stat-item h3 {
            font-size: 2.5rem;
            color: var(--primary-deep);
            margin-bottom: 0.5rem;
        }

        .stat-item p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* Services Grid */
        .services {
            padding: 4rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .services h2 {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
            text-align: center;
        }

        .services > p {
            text-align: center;
            color: var(--text-secondary);
            margin-bottom: 3rem;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            transition: all 0.3s;
        }

        .service-card:hover {
            border-color: var(--primary-deep);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .service-card h3 {
            color: var(--text);
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }

        .service-card p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }

        .service-card .btn {
            display: inline-block;
            font-size: 0.9rem;
            padding: 0.6rem 1.2rem;
        }

        /* Featured Books */
        .featured {
            padding: 4rem 2rem;
            background-color: var(--primary-pale);
        }

        .featured h2 {
            font-size: 2.5rem;
            margin-bottom: 3rem;
            text-align: center;
        }

        .featured-books {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .book-card {
            background: var(--bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s;
        }

        .book-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .book-card-cover {
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary-deep) 100%);
            height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 0.9rem;
            font-weight: 600;
        }

        .book-card-info {
            padding: 1.5rem;
        }

        .book-genre {
            display: inline-block;
            background-color: var(--primary-pale);
            color: var(--primary-deep);
            padding: 0.4rem 0.8rem;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .book-card h3 {
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .book-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        .book-rating {
            color: #fbbf24;
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        /* Process Section */
        .process {
            padding: 4rem 2rem;
            background-color: var(--bg);
            max-width: 1200px;
            margin: 0 auto;
        }

        .process h2 {
            font-size: 2.5rem;
            margin-bottom: 3rem;
            text-align: center;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

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

        .step-number {
            background-color: var(--primary-deep);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.5rem;
            margin: 0 auto 1rem;
        }

        .step h3 {
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .step p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        /* Testimonials */
        .testimonials {
            padding: 4rem 2rem;
            background-color: var(--primary-deep);
        }

        .testimonials h2 {
            font-size: 2.5rem;
            color: white;
            margin-bottom: 3rem;
            text-align: center;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .testimonial {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            padding: 2rem;
            color: white;
        }

        .testimonial p {
            margin-bottom: 1.5rem;
            font-style: italic;
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .testimonial-author {
            font-weight: 600;
            color: white;
        }

        .testimonial-title {
            font-size: 0.85rem;
            opacity: 0.9;
        }

        /* Featured Authors */
        .featured-authors {
            padding: 4rem 2rem;
            background-color: var(--primary-pale);
            max-width: 1200px;
            margin: 0 auto;
        }

        .featured-authors h2 {
            font-size: 2.5rem;
            margin-bottom: 3rem;
            text-align: center;
        }

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

        .author-card {
            background: var(--bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s;
            text-align: center;
        }

        .author-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .author-avatar {
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary-deep) 100%);
            height: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1rem;
            font-weight: 600;
        }

        .author-info {
            padding: 1.5rem;
        }

        .author-info h3 {
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .author-info p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        /* Why Section */
        .why-section {
            padding: 4rem 2rem;
            background-color: var(--bg);
            max-width: 1200px;
            margin: 0 auto;
        }

        .why-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .why-section h2 {
            font-size: 2.5rem;
            margin-bottom: 2rem;
        }

        .checklist {
            list-style: none;
        }

        .checklist li {
            padding: 0.75rem 0;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 1rem;
        }

        .checklist li:before {
            content: "✓";
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 1.3rem;
        }

        .metrics-panel {
            background: var(--primary-pale);
            border: 2px solid var(--primary-deep);
            border-radius: 12px;
            padding: 2rem;
        }

        .metrics-panel h3 {
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }

        .metric-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
            border-bottom: 1px solid var(--border);
        }

        .metric-row:last-child {
            border-bottom: none;
        }

        .metric-label {
            color: var(--text-secondary);
        }

        .metric-value {
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 1.3rem;
        }

        /* CTA Section */
        

        

        

        

        

        /* Footer */
        

        

        

        

        

        

        

        

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.8rem;
            }

            .services-grid,
            .featured-books,
            .testimonials-grid,
            .authors-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .why-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            

            

            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .services-grid,
            .featured-books,
            .testimonials-grid,
            .authors-grid,
            .why-content,
            .process-steps {
                grid-template-columns: 1fr;
            }

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

            
        }
    

   
        
        
        
        
        
        
        .cta-button { background: linear-gradient(135deg, var(--primary-deep), var(--primary-deep)); color: #ffffff; padding: 0.7rem 1.5rem; border-radius: 4px; text-decoration: none; font-weight: 600; border: none; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; }
        .cta-button:hover { transform: translateY(-2px); box-shadow: 0 0 20px rgba(0, 188, 212, 0.5); }
        .page-header { background: linear-gradient(135deg, #ffffff 0%, var(--primary-pale) 100%); border-bottom: 2px solid rgba(0, 188, 212, 0.3); padding: 3rem 2rem; text-align: center; }
        .page-header h1 { font-size: 2.5rem; color: var(--primary-deep); margin-bottom: 0.5rem; }
        .content { max-width: 900px; margin: 0 auto; padding: 3rem 2rem; }
        .faq-category { margin-bottom: 3rem; }
        .faq-category h2 { color: var(--primary-deep); font-size: 1.6rem; margin-bottom: 1.5rem; border-bottom: 2px solid rgba(0, 188, 212, 0.3); padding-bottom: 1rem; }
        .faq-item { background: rgba(0, 188, 212, 0.05); border-left: 4px solid var(--primary-deep); padding: 1.5rem; margin-bottom: 1rem; border-radius: 4px; cursor: pointer; transition: all 0.3s; }
        .faq-item:hover { border-color: var(--primary-deep); background: rgba(0, 188, 212, 0.08); }
        .faq-question { color: var(--primary-deep); font-weight: 600; display: flex; justify-content: space-between; align-items: center; margin-bottom: 0; }
        .faq-toggle { color: var(--primary-deep); font-size: 1.5rem; }
        .faq-answer { color: #B0B0D0; display: none; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(0, 188, 212, 0.1); }
        .faq-item.active .faq-answer { display: block; }
        
        
        .footer-section h4 { color: var(--primary-deep); margin-bottom: 1rem; }
        
        
        
        
        
        @media (max-width: 768px) {  }