/* roulang page: index */
:root { --bg-primary: #0B3C25; --bg-dark: #062315; --accent-gold: #FFCC00; --accent-lime: #32CD32; --text-primary: #FFFDF0; --text-light: #C5E2D2; --card-bg: rgba(11,60,37,0.85); --overlay: rgba(6,35,21,0.7); --border-radius: 16px; --shadow-card: 0 8px 32px rgba(0,0,0,0.35); --shadow-btn: 0 4px 16px rgba(255,204,0,0.35); --transition-smooth: all 0.3s cubic-bezier(0.4,0,0.2,1); }
        *,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body { font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%); color: var(--text-primary); line-height: 1.65; min-height: 100vh; -webkit-font-smoothing: antialiased; }
        .container { width: 100%; max-width: 1280px; margin-left: auto; margin-right: auto; padding-left: 1.5rem; padding-right: 1.5rem; }
        @media (max-width: 768px) { .container { padding-left: 1rem; padding-right: 1rem; } }
        
        header.navbar { position: fixed; top: 0; left: 0; width: 100%; z-index: 50; background: rgba(6,35,21,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,204,0,0.15); transition: var(--transition-smooth); box-shadow: 0 4px 24px rgba(0,0,0,0.5); }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
        .logo-text { font-weight: 800; font-size: 1.45rem; background: linear-gradient(135deg, var(--accent-gold), #FFE55C); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; white-space: nowrap; text-decoration: none; transition: var(--transition-smooth); letter-spacing: -0.3px; }
        .logo-text:hover { transform: scale(1.03); filter: brightness(1.2); }
        .nav-links { display: flex; gap: 2rem; align-items: center; }
        .nav-links a { color: var(--text-light); text-decoration: none; font-weight: 600; font-size: 0.95rem; transition: var(--transition-smooth); position: relative; padding: 0.35rem 0; }
        .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--accent-gold); transition: var(--transition-smooth); border-radius: 2px; }
        .nav-links a:hover, .nav-links a.active { color: var(--accent-gold); }
        .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
        .nav-actions { display: flex; align-items: center; gap: 0.8rem; }
        .btn-login { color: var(--text-primary); font-weight: 600; font-size: 0.9rem; text-decoration: none; padding: 0.5rem 1rem; border-radius: 50px; transition: var(--transition-smooth); background: rgba(255,255,255,0.06); }
        .btn-login:hover { background: rgba(255,255,255,0.14); color: var(--accent-gold); }
        .btn-signup { background: linear-gradient(135deg, var(--accent-gold), #FFE55C); color: #062315; font-weight: 700; font-size: 0.9rem; padding: 0.55rem 1.5rem; border-radius: 50px; text-decoration: none; transition: var(--transition-smooth); box-shadow: var(--shadow-btn); }
        .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(255,204,0,0.5); }
        .mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.8rem; cursor: pointer; padding: 0.3rem; }
        @media (max-width: 768px) {
            .nav-links { display: none; position: absolute; top: 68px; left: 0; width: 100%; flex-direction: column; background: rgba(6,35,21,0.98); backdrop-filter: blur(20px); padding: 1.5rem; gap: 1.2rem; border-bottom: 1px solid rgba(255,204,0,0.2); }
            .nav-links.open { display: flex; }
            .mobile-menu-btn { display: block; }
            .nav-actions { display: flex; }
        }
        
        .hero-section { padding-top: 140px; padding-bottom: 80px; background: var(--overlay); position: relative; }
        .hero-section::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.jpg'); background-size: cover; background-position: center; opacity: 0.28; z-index: -1; }
        .hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
        @media (max-width: 768px) { .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; } .hero-section { padding-top: 110px; padding-bottom: 50px; } }
        .hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: rgba(255,204,0,0.12); border: 1px solid rgba(255,204,0,0.3); padding: 0.45rem 1.2rem; border-radius: 50px; font-weight: 700; font-size: 0.85rem; color: var(--accent-gold); margin-bottom: 1.5rem; }
        .hero-title { font-size: 3.2rem; font-weight: 900; line-height: 1.18; color: #FFFFFF; margin-bottom: 1.2rem; letter-spacing: -0.5px; }
        .hero-title span { background: linear-gradient(135deg, var(--accent-gold), #FFE55C); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        @media (max-width: 768px) { .hero-title { font-size: 2.1rem; } }
        .hero-desc { font-size: 1.1rem; color: var(--text-light); line-height: 1.7; margin-bottom: 2rem; }
        .hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
        .btn-primary { background: linear-gradient(135deg, var(--accent-gold), #E6B800); color: #062315; font-weight: 700; padding: 0.85rem 2.2rem; border-radius: 50px; text-decoration: none; transition: var(--transition-smooth); box-shadow: var(--shadow-btn); font-size: 1rem; display: inline-flex; align-items: center; gap: 0.5rem; }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(255,204,0,0.55); }
        .btn-outline { background: transparent; border: 2px solid var(--accent-gold); color: var(--accent-gold); font-weight: 700; padding: 0.8rem 2rem; border-radius: 50px; text-decoration: none; transition: var(--transition-smooth); font-size: 1rem; }
        .btn-outline:hover { background: var(--accent-gold); color: #062315; }
        .trust-strip { display: flex; flex-wrap: wrap; gap: 2rem; align-items: center; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,204,0,0.2); font-size: 0.85rem; color: var(--text-light); }
        .trust-strip i { color: var(--accent-lime); margin-right: 0.3rem; }
        .hero-visual img { border-radius: 20px; box-shadow: 0 16px 48px rgba(0,0,0,0.6); border: 2px solid rgba(255,204,0,0.25); width: 100%; height: auto; }
        
        .section { padding: 70px 0; }
        @media (max-width: 768px) { .section { padding: 45px 0; } }
        .section-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; font-weight: 700; color: var(--accent-lime); margin-bottom: 0.7rem; }
        .section-title { font-size: 2.3rem; font-weight: 800; color: #FFFFFF; margin-bottom: 1rem; line-height: 1.28; }
        @media (max-width: 768px) { .section-title { font-size: 1.7rem; } }
        .section-desc { color: var(--text-light); font-size: 1.05rem; line-height: 1.7; margin-bottom: 2.5rem; max-width: 720px; }
        
        .feature-list { list-style: none; padding: 0; display: grid; gap: 1.5rem; }
        .feature-list li { display: flex; gap: 1.2rem; align-items: flex-start; padding: 1.5rem; background: rgba(11,60,37,0.65); border-radius: var(--border-radius); border: 1px solid rgba(255,204,0,0.12); transition: var(--transition-smooth); }
        .feature-list li:hover { border-color: rgba(255,204,0,0.45); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.4); }
        .feature-icon { width: 44px; height: 44px; background: linear-gradient(135deg, var(--accent-gold), #C8960C); border-radius: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1.3rem; color: #062315; }
        
        .collection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.8rem; }
        @media (max-width: 768px) { .collection-grid { grid-template-columns: 1fr 1fr; } @media (max-width: 480px) { .collection-grid { grid-template-columns: 1fr; } } }
        .collection-card { background: rgba(11,60,37,0.8); border-radius: var(--border-radius); overflow: hidden; border: 1px solid rgba(255,204,0,0.1); transition: var(--transition-smooth); text-decoration: none; color: var(--text-primary); display: block; }
        .collection-card:hover { border-color: var(--accent-gold); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.5); }
        .collection-card img { width: 100%; height: 180px; object-fit: cover; }
        .collection-card-body { padding: 1.2rem; }
        .collection-card-tag { font-size: 0.75rem; color: var(--accent-lime); font-weight: 700; text-transform: uppercase; }
        .collection-card-title { font-size: 1.15rem; font-weight: 700; margin: 0.4rem 0 0.3rem; color: #FFFFFF; }
        .collection-card-meta { font-size: 0.85rem; color: var(--text-light); }
        
        .news-row { display: grid; grid-template-columns: 1.5fr 1fr; gap: 2.5rem; }
        @media (max-width: 768px) { .news-row { grid-template-columns: 1fr; } }
        .news-list { display: flex; flex-direction: column; gap: 1rem; }
        .news-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem; border-radius: 12px; background: rgba(11,60,37,0.45); border: 1px solid rgba(255,204,0,0.08); transition: var(--transition-smooth); text-decoration: none; color: var(--text-primary); }
        .news-item:hover { background: rgba(11,60,37,0.75); border-color: rgba(255,204,0,0.35); }
        .news-item-title { font-weight: 700; font-size: 1rem; color: #FFFFFF; margin-bottom: 0.3rem; }
        .news-item-excerpt { font-size: 0.88rem; color: var(--text-light); }
        .news-item-date { font-size: 0.78rem; color: var(--accent-lime); margin-top: 0.4rem; }
        .sidebar-card { background: rgba(11,60,37,0.7); border-radius: var(--border-radius); padding: 1.5rem; border: 1px solid rgba(255,204,0,0.15); }
        .sidebar-card h4 { font-weight: 800; color: var(--accent-gold); margin-bottom: 1rem; }
        .sidebar-card ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 0.7rem; }
        .sidebar-card ul li a { color: var(--text-light); text-decoration: none; transition: var(--transition-smooth); font-size: 0.92rem; }
        .sidebar-card ul li a:hover { color: var(--accent-gold); padding-left: 4px; }
        
        .quote-card { background: rgba(11,60,37,0.8); border-left: 4px solid var(--accent-gold); padding: 2rem; border-radius: 0 var(--border-radius) var(--border-radius) 0; }
        .quote-card p { font-style: italic; font-size: 1.1rem; color: var(--text-light); line-height: 1.7; }
        .quote-card cite { display: block; margin-top: 1rem; font-weight: 700; color: var(--accent-lime); font-style: normal; }
        
        .guide-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.8rem; }
        @media (max-width: 768px) { .guide-steps { grid-template-columns: 1fr; } }
        .guide-step { display: flex; gap: 1rem; align-items: flex-start; padding: 1.5rem; background: rgba(11,60,37,0.55); border-radius: var(--border-radius); border: 1px solid rgba(255,204,0,0.1); }
        .step-num { width: 42px; height: 42px; background: var(--accent-gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.1rem; flex-shrink: 0; color: #062315; }
        
        .faq-list { display: flex; flex-direction: column; gap: 1rem; }
        .faq-item { background: rgba(11,60,37,0.55); border-radius: var(--border-radius); border: 1px solid rgba(255,204,0,0.1); overflow: hidden; transition: var(--transition-smooth); }
        .faq-question { width: 100%; background: none; border: none; color: #FFFFFF; font-weight: 700; font-size: 1.05rem; padding: 1.3rem 1.5rem; text-align: left; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
        .faq-answer { padding: 0 1.5rem 1.3rem; color: var(--text-light); line-height: 1.7; font-size: 0.95rem; display: none; }
        .faq-item.open .faq-answer { display: block; }
        .faq-item.open { border-color: rgba(255,204,0,0.45); box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
        .faq-question i { transition: transform 0.3s; color: var(--accent-gold); }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        
        .cta-section { background: linear-gradient(135deg, rgba(255,204,0,0.08), rgba(50,205,50,0.05)); border: 1px solid rgba(255,204,0,0.25); border-radius: 24px; padding: 3.5rem 2.5rem; text-align: center; }
        .cta-section h2 { color: #FFFFFF; font-weight: 800; font-size: 2rem; margin-bottom: 1rem; }
        .cta-section p { color: var(--text-light); margin-bottom: 2rem; font-size: 1.05rem; }
        
        footer { background: #021208; padding: 2.5rem 0; border-top: 1px solid rgba(255,204,0,0.2); margin-top: 3rem; }
        footer .footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
        footer p { color: var(--text-light); font-size: 0.85rem; }
        footer a { color: var(--accent-gold); text-decoration: none; }
        
        /* FAB Tropical */
        .fab { position: fixed; left: 1.25rem; bottom: 5rem; z-index: 50; width: 52px; height: 52px; background: linear-gradient(135deg, #FFCC00, #E6B800); border-radius: 50%; box-shadow: 0 4px 20px rgba(255,204,0,0.35); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: var(--transition-smooth); opacity: 0.7; animation: float 2.5s ease-in-out infinite; border: 2px solid #FFFDF0; }
        .fab:hover { opacity: 1; transform: scale(1.12); box-shadow: 0 8px 30px rgba(255,204,0,0.55); }
        .fab i { font-size: 1.5rem; color: #062315; }
        @keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* roulang page: article */
:root { --bg-primary: #0B3C25; --bg-dark: #062315; --accent-gold: #FFCC00; --accent-lime: #32CD32; --text-primary: #FFFDF0; --text-light: #C5E2D2; --card-bg: rgba(11,60,37,0.85); --overlay: rgba(6,35,21,0.7); --border-radius: 16px; --shadow-card: 0 8px 32px rgba(0,0,0,0.35); --shadow-btn: 0 4px 16px rgba(255,204,0,0.35); --transition-smooth: all 0.3s cubic-bezier(0.4,0,0.2,1); }
        html { scroll-behavior: smooth; }
        body { font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%); color: var(--text-primary); line-height: 1.65; min-height: 100vh; -webkit-font-smoothing: antialiased; margin: 0; }
        * { box-sizing: border-box; }
        img { max-width: 100%; height: auto; }
        a { color: inherit; text-decoration: none; }
        .container { width: 100%; max-width: 1280px; margin-left: auto; margin-right: auto; padding-left: 1.5rem; padding-right: 1.5rem; }
        header.navbar { position: fixed; top: 0; left: 0; width: 100%; z-index: 50; background: rgba(6,35,21,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,204,0,0.15); transition: var(--transition-smooth); box-shadow: 0 4px 24px rgba(0,0,0,0.5); }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
        .logo-text { font-weight: 800; font-size: 1.45rem; background: linear-gradient(135deg, var(--accent-gold), #FFE55C); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; white-space: nowrap; text-decoration: none; transition: var(--transition-smooth); letter-spacing: -0.3px; }
        .logo-text:hover { transform: scale(1.03); filter: brightness(1.2); }
        .nav-links { display: flex; gap: 2rem; align-items: center; }
        .nav-links a { color: var(--text-light); text-decoration: none; font-weight: 600; font-size: 0.95rem; transition: var(--transition-smooth); position: relative; padding: 0.35rem 0; }
        .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--accent-gold); transition: var(--transition-smooth); border-radius: 2px; }
        .nav-links a:hover, .nav-links a.active { color: var(--accent-gold); }
        .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
        .nav-actions { display: flex; align-items: center; gap: 0.8rem; }
        .btn-login { color: var(--text-primary); font-weight: 600; font-size: 0.9rem; text-decoration: none; padding: 0.5rem 1rem; border-radius: 50px; transition: var(--transition-smooth); background: rgba(255,255,255,0.06); }
        .btn-login:hover { background: rgba(255,255,255,0.14); color: var(--accent-gold); }
        .btn-signup { background: linear-gradient(135deg, var(--accent-gold), #FFE55C); color: #062315; font-weight: 700; font-size: 0.9rem; padding: 0.55rem 1.5rem; border-radius: 50px; text-decoration: none; transition: var(--transition-smooth); box-shadow: var(--shadow-btn); }
        .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(255,204,0,0.5); }
        .mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.8rem; cursor: pointer; padding: 0.3rem; }
        .article-banner { padding-top: 130px; padding-bottom: 50px; background: var(--overlay); position: relative; }
        .article-banner::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.jpg'); background-size: cover; background-position: center; opacity: 0.2; z-index: -1; }
        .article-header { margin-bottom: 2rem; }
        .article-category { display: inline-flex; align-items: center; gap: 0.4rem; background: rgba(255,204,0,0.12); border: 1px solid rgba(255,204,0,0.3); padding: 0.4rem 1.1rem; border-radius: 50px; font-weight: 700; font-size: 0.8rem; color: var(--accent-gold); margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px; }
        .article-title { font-size: 2.8rem; font-weight: 900; line-height: 1.2; color: #FFFFFF; margin-bottom: 1rem; letter-spacing: -0.5px; }
        .article-meta { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; color: var(--text-light); font-size: 0.9rem; }
        .article-meta span { display: flex; align-items: center; gap: 0.4rem; }
        .article-content-section { padding: 50px 0; }
        .article-body { max-width: 800px; margin: 0 auto; }
        .article-body h2 { font-size: 1.8rem; font-weight: 800; color: #FFFFFF; margin-top: 2.5rem; margin-bottom: 1rem; line-height: 1.3; }
        .article-body h3 { font-size: 1.4rem; font-weight: 700; color: var(--accent-gold); margin-top: 2rem; margin-bottom: 0.8rem; }
        .article-body p { color: var(--text-light); font-size: 1.05rem; line-height: 1.75; margin-bottom: 1.3rem; }
        .article-body ul, .article-body ol { color: var(--text-light); font-size: 1.05rem; line-height: 1.75; margin-bottom: 1.3rem; padding-left: 1.8rem; }
        .article-body li { margin-bottom: 0.5rem; }
        .article-body blockquote { border-left: 4px solid var(--accent-gold); padding: 1rem 1.5rem; background: rgba(255,204,0,0.06); border-radius: 8px; margin: 1.5rem 0; font-style: italic; color: var(--text-primary); }
        .article-body img { border-radius: 16px; margin: 1.5rem 0; box-shadow: var(--shadow-card); }
        .article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; border-radius: 12px; overflow: hidden; }
        .article-body table th { background: rgba(255,204,0,0.15); color: var(--accent-gold); font-weight: 700; padding: 0.9rem 1rem; text-align: left; }
        .article-body table td { padding: 0.8rem 1rem; border-bottom: 1px solid rgba(255,255,255,0.08); color: var(--text-light); }
        .highlight-box { background: rgba(255,204,0,0.08); border: 1px solid rgba(255,204,0,0.25); border-radius: var(--border-radius); padding: 1.8rem; margin: 2rem 0; }
        .highlight-box strong { color: var(--accent-gold); }
        .not-found { text-align: center; padding: 4rem 2rem; }
        .not-found h2 { font-size: 2rem; color: #FFFFFF; margin-bottom: 1rem; }
        .not-found p { color: var(--text-light); margin-bottom: 2rem; }
        .related-section { padding: 50px 0; background: rgba(6,35,21,0.5); }
        .section-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; font-weight: 700; color: var(--accent-lime); margin-bottom: 0.7rem; }
        .section-title { font-size: 2rem; font-weight: 800; color: #FFFFFF; margin-bottom: 1rem; line-height: 1.28; }
        .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
        .related-card { background: var(--card-bg); border-radius: var(--border-radius); border: 1px solid rgba(255,204,0,0.12); padding: 1.5rem; transition: var(--transition-smooth); }
        .related-card:hover { border-color: rgba(255,204,0,0.4); transform: translateY(-3px); box-shadow: var(--shadow-card); }
        .related-card h4 { font-size: 1.15rem; font-weight: 700; color: #FFFFFF; margin-bottom: 0.6rem; }
        .related-card p { color: var(--text-light); font-size: 0.9rem; line-height: 1.55; margin-bottom: 1rem; }
        .related-card a { color: var(--accent-gold); font-weight: 600; font-size: 0.9rem; }
        .cta-section { padding: 60px 0; background: linear-gradient(135deg, rgba(6,35,21,0.98), rgba(11,60,37,0.98)); border-top: 1px solid rgba(255,204,0,0.15); border-bottom: 1px solid rgba(255,204,0,0.15); }
        .cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }
        .cta-inner h2 { font-size: 2rem; font-weight: 800; color: #FFFFFF; margin-bottom: 1rem; }
        .cta-inner p { color: var(--text-light); font-size: 1.05rem; margin-bottom: 2rem; }
        .btn-primary { background: linear-gradient(135deg, var(--accent-gold), #E6B800); color: #062315; font-weight: 700; padding: 0.85rem 2.2rem; border-radius: 50px; text-decoration: none; transition: var(--transition-smooth); box-shadow: var(--shadow-btn); font-size: 1rem; display: inline-flex; align-items: center; gap: 0.5rem; }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(255,204,0,0.55); }
        footer { background: var(--bg-dark); border-top: 1px solid rgba(255,204,0,0.1); padding: 2.5rem 0; text-align: center; }
        footer .footer-content { color: var(--text-light); font-size: 0.9rem; }
        footer .footer-content strong { color: var(--accent-gold); }
        footer .footer-content a { color: var(--accent-lime); text-decoration: underline; }
        .fab-left { position: fixed; left: 1rem; bottom: 6rem; z-index: 50; }
        .fab-btn { width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, var(--accent-gold), #E6B800); border: 3px solid #FFD700; box-shadow: 0 4px 20px rgba(255,215,0,0.35); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: #062315; cursor: pointer; transition: var(--transition-smooth); animation: float 3s ease-in-out infinite; position: relative; }
        .fab-btn::after { content: ''; position: absolute; top: -4px; right: -4px; width: 14px; height: 14px; background: #D32F2F; border-radius: 50%; border: 2px solid #062315; animation: blink 1.5s infinite; }
        @keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
        @keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
        .fab-btn:hover { transform: scale(1.15); box-shadow: 0 8px 32px rgba(255,215,0,0.55); animation: none; }
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2,1fr); }
        }
        @media (max-width: 768px) {
            .container { padding-left: 1rem; padding-right: 1rem; }
            .nav-links { display: none; position: absolute; top: 68px; left: 0; width: 100%; flex-direction: column; background: rgba(6,35,21,0.98); backdrop-filter: blur(20px); padding: 1.5rem; gap: 1.2rem; border-bottom: 1px solid rgba(255,204,0,0.2); z-index: 40; }
            .nav-links.open { display: flex; }
            .mobile-menu-btn { display: block; }
            .nav-actions { display: flex; }
            .article-title { font-size: 2.1rem; }
            .article-body h2 { font-size: 1.5rem; }
            .related-grid { grid-template-columns: 1fr; }
            .article-banner { padding-top: 110px; padding-bottom: 35px; }
            .cta-inner h2 { font-size: 1.6rem; }
        }
        @media (max-width: 520px) {
            .article-title { font-size: 1.7rem; }
            .article-meta { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
            .logo-text { font-size: 1.2rem; }
            .btn-primary { padding: 0.7rem 1.5rem; font-size: 0.9rem; }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B3C25;
            --bg-dark: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-primary: #FFFDF0;
            --text-light: #C5E2D2;
            --card-bg: rgba(11, 60, 37, 0.85);
            --overlay: rgba(6, 35, 21, 0.7);
            --border-radius: 16px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-btn: 0 4px 16px rgba(255, 204, 0, 0.35);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            margin: 0;
            padding: 0;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* Header / Navbar */
        header.navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.15);
            transition: var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.45rem;
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
            transition: var(--transition-smooth);
            letter-spacing: -0.3px;
        }

        .logo-text:hover {
            transform: scale(1.03);
            filter: brightness(1.2);
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            position: relative;
            padding: 0.35rem 0;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: var(--transition-smooth);
            border-radius: 2px;
        }

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

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .btn-login {
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.14);
            color: var(--accent-gold);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            color: #062315;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.5);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem;
        }

        /* Page Hero Banner */
        .page-hero {
            padding-top: 140px;
            padding-bottom: 70px;
            background: var(--overlay);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/coverpic/cover-7.jpg');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.2;
            z-index: -1;
        }

        .page-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 204, 0, 0.12);
            border: 1px solid rgba(255, 204, 0, 0.3);
            padding: 0.45rem 1.2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-gold);
            margin-bottom: 1.5rem;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.18;
            color: #FFFFFF;
            margin-bottom: 1.2rem;
            letter-spacing: -0.5px;
        }

        .hero-title span {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 2rem;
        }

        .hero-visual img {
            border-radius: 20px;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.6);
            border: 2px solid rgba(255, 204, 0, 0.25);
            width: 100%;
            height: auto;
        }

        /* Sections */
        .section {
            padding: 70px 0;
        }

        .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 700;
            color: var(--accent-lime);
            margin-bottom: 0.7rem;
        }

        .section-title {
            font-size: 2.3rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.28;
        }

        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2.5rem;
            max-width: 720px;
        }

        /* Cards & Components */
        .calc-card {
            background: rgba(11, 60, 37, 0.8);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 204, 0, 0.2);
            border-radius: 20px;
            padding: 2rem;
            transition: var(--transition-smooth);
        }

        .calc-card:hover {
            border-color: rgba(255, 204, 0, 0.5);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
        }

        .formula-box {
            background: rgba(6, 35, 21, 0.9);
            border-left: 4px solid var(--accent-gold);
            padding: 1.8rem;
            border-radius: 12px;
            margin: 1.8rem 0;
            font-family: 'Courier New', monospace;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            color: #062315;
            font-weight: 700;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 204, 0, 0.55);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-outline:hover {
            background: var(--accent-gold);
            color: #062315;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin: 2.5rem 0;
        }

        .stat-item {
            background: rgba(11, 60, 37, 0.7);
            border: 1px solid rgba(255, 204, 0, 0.15);
            border-radius: 16px;
            padding: 1.8rem 1.2rem;
            text-align: center;
            transition: var(--transition-smooth);
        }

        .stat-item:hover {
            border-color: var(--accent-gold);
            transform: translateY(-3px);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--accent-gold);
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 0.5rem;
        }

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

        .feature-card {
            background: rgba(11, 60, 37, 0.7);
            border: 1px solid rgba(255, 204, 0, 0.1);
            border-radius: 20px;
            padding: 2rem;
            transition: var(--transition-smooth);
        }

        .feature-card:hover {
            border-color: rgba(255, 204, 0, 0.5);
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .feature-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 1.2rem;
        }

        .feature-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: #FFFFFF;
        }

        .feature-card p {
            color: var(--text-light);
            line-height: 1.6;
            font-size: 0.95rem;
        }

        .faq-item {
            background: rgba(11, 60, 37, 0.7);
            border: 1px solid rgba(255, 204, 0, 0.1);
            border-radius: 14px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .faq-question {
            padding: 1.4rem 2rem;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #FFFFFF;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-answer {
            padding: 0 2rem 1.4rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-item.active {
            border-color: rgba(255, 204, 0, 0.4);
        }

        .cta-section {
            background: rgba(6, 35, 21, 0.9);
            border: 1px solid rgba(255, 204, 0, 0.25);
            border-radius: 24px;
            padding: 3.5rem 2rem;
            text-align: center;
            backdrop-filter: blur(16px);
        }

        /* Footer */
        footer {
            background: rgba(6, 35, 21, 0.95);
            border-top: 1px solid rgba(255, 204, 0, 0.25);
            padding: 2.5rem 0;
            margin-top: 4rem;
        }

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

        .footer-content p {
            color: var(--text-light);
            margin: 0.4rem 0;
            font-size: 0.95rem;
        }

        .footer-content a {
            color: var(--accent-gold);
            text-decoration: none;
            font-weight: 600;
        }

        .footer-content a:hover {
            text-decoration: underline;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(6, 35, 21, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1.2rem;
                border-bottom: 1px solid rgba(255, 204, 0, 0.2);
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                display: flex;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .hero-title {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-hero {
                padding-top: 110px;
                padding-bottom: 45px;
            }
            .section {
                padding: 45px 0;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .cta-section {
                padding: 2rem 1rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B3C25;
            --bg-dark: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-primary: #FFFDF0;
            --text-light: #C5E2D2;
            --card-bg: rgba(11, 60, 37, 0.85);
            --overlay: rgba(6, 35, 21, 0.7);
            --border-radius: 16px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-btn: 0 4px 16px rgba(255, 204, 0, 0.35);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            margin: 0;
            padding: 0;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        header.navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.15);
            transition: var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo-text {
            font-weight: 800;
            font-size: 1.45rem;
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
            transition: var(--transition-smooth);
            letter-spacing: -0.3px;
        }
        .logo-text:hover {
            transform: scale(1.03);
            filter: brightness(1.2);
        }
        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            position: relative;
            padding: 0.35rem 0;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: var(--transition-smooth);
            border-radius: 2px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .btn-login {
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            background: rgba(255, 255, 255, 0.06);
            border: none;
            cursor: pointer;
        }
        .btn-login:hover {
            background: rgba(255, 255, 255, 0.14);
            color: var(--accent-gold);
        }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            color: #062315;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
            border: none;
            cursor: pointer;
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.5);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem;
        }
        .page-banner {
            padding-top: 130px;
            padding-bottom: 60px;
            background: linear-gradient(135deg, rgba(6, 35, 21, 0.9) 0%, rgba(11, 60, 37, 0.85) 100%);
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: #FFFFFF;
        }
        .page-banner h1 span {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-banner .subtitle {
            font-size: 1.15rem;
            color: var(--text-light);
            max-width: 650px;
            line-height: 1.7;
        }
        .section {
            padding: 70px 0;
        }
        .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 700;
            color: var(--accent-lime);
            margin-bottom: 0.7rem;
        }
        .section-title {
            font-size: 2.3rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.28;
        }
        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2.5rem;
            max-width: 720px;
        }
        .example-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 204, 0, 0.18);
            padding: 2rem;
            margin-bottom: 2rem;
            backdrop-filter: blur(10px);
            transition: var(--transition-smooth);
        }
        .example-card:hover {
            border-color: rgba(255, 204, 0, 0.5);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }
        .example-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        .example-number {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            color: #062315;
            font-weight: 800;
            font-size: 1.5rem;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .example-meta {
            font-size: 0.9rem;
            color: var(--accent-gold);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .example-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 0.5rem;
        }
        .odds-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
        }
        .odds-table th {
            background: rgba(255, 204, 0, 0.12);
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 700;
            color: var(--accent-gold);
            border-bottom: 2px solid rgba(255, 204, 0, 0.25);
        }
        .odds-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-light);
        }
        .odds-table tr:last-child td {
            border-bottom: none;
        }
        .highlight-box {
            background: rgba(255, 204, 0, 0.08);
            border-left: 4px solid var(--accent-gold);
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
            color: var(--text-light);
            font-style: italic;
        }
        .result-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .result-item {
            background: rgba(0, 0, 0, 0.25);
            border-radius: 12px;
            padding: 1.2rem;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .result-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-light);
            margin-bottom: 0.5rem;
        }
        .result-value {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .result-value.win {
            color: var(--accent-lime);
        }
        .result-value.lose {
            color: #FF5252;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 204, 0, 0.15);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition-smooth);
        }
        .faq-question {
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1.05rem;
            color: #FFFFFF;
            user-select: none;
        }
        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--accent-gold);
        }
        .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.5rem;
            color: var(--text-light);
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 400px;
            padding: 0 1.5rem 1.5rem 1.5rem;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            color: #062315;
            font-weight: 700;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 204, 0, 0.55);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-outline:hover {
            background: var(--accent-gold);
            color: #062315;
        }
        .cta-section {
            background: linear-gradient(135deg, rgba(255, 204, 0, 0.1) 0%, rgba(50, 205, 50, 0.08) 100%);
            border-radius: var(--border-radius);
            padding: 3rem 2rem;
            text-align: center;
            border: 1px solid rgba(255, 204, 0, 0.25);
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
        }
        .cta-section p {
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 40;
            background: rgba(6, 35, 21, 0.9);
            backdrop-filter: blur(10px);
            border: 2px solid rgba(255, 204, 0, 0.5);
            border-radius: 50%;
            width: 55px;
            height: 55px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            box-shadow: 0 4px 20px rgba(255, 204, 0, 0.3);
            transition: var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
        }
        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 204, 0, 0.5);
            border-color: var(--accent-gold);
        }
        footer {
            background: rgba(6, 35, 21, 0.95);
            border-top: 1px solid rgba(255, 204, 0, 0.2);
            padding: 2rem 0;
            text-align: center;
            color: var(--text-light);
            font-size: 0.9rem;
        }
        footer a {
            color: var(--accent-gold);
            text-decoration: underline;
            transition: var(--transition-smooth);
        }
        footer a:hover {
            color: #FFE55C;
        }
        @media (max-width: 1024px) {
            .nav-links {
                gap: 1.2rem;
            }
            .page-banner h1 {
                font-size: 2.3rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(6, 35, 21, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid rgba(255, 204, 0, 0.25);
                z-index: 45;
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .section {
                padding: 45px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .example-title {
                font-size: 1.3rem;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .example-card {
                padding: 1.2rem;
            }
            .odds-table {
                font-size: 0.8rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 0.65rem 1.5rem;
                font-size: 0.9rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0B3C25;
            --bg-dark: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-primary: #FFFDF0;
            --text-light: #C5E2D2;
            --card-bg: rgba(11,60,37,0.85);
            --overlay: rgba(6,35,21,0.7);
            --border-radius: 16px;
            --shadow-card: 0 8px 32px rgba(0,0,0,0.35);
            --shadow-btn: 0 4px 16px rgba(255,204,0,0.35);
            --transition-smooth: all 0.3s cubic-bezier(0.4,0,0.2,1);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        header.navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
            background: rgba(6,35,21,0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255,204,0,0.15);
            transition: var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0,0,0,0.5);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo-text {
            font-weight: 800;
            font-size: 1.45rem;
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
            transition: var(--transition-smooth);
            letter-spacing: -0.3px;
        }
        .logo-text:hover {
            transform: scale(1.03);
            filter: brightness(1.2);
        }
        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            position: relative;
            padding: 0.35rem 0;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: var(--transition-smooth);
            border-radius: 2px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .btn-login {
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            background: rgba(255,255,255,0.06);
        }
        .btn-login:hover {
            background: rgba(255,255,255,0.14);
            color: var(--accent-gold);
        }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            color: #062315;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255,204,0,0.5);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem;
        }
        .page-banner {
            padding-top: 140px;
            padding-bottom: 70px;
            background: var(--overlay);
            position: relative;
            text-align: left;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: -1;
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #FFFFFF;
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: -0.4px;
        }
        .page-banner h1 span {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-banner p {
            font-size: 1.15rem;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 680px;
        }
        .section {
            padding: 65px 0;
        }
        .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 700;
            color: var(--accent-lime);
            margin-bottom: 0.7rem;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.28;
        }
        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2.8rem;
            max-width: 720px;
        }
        .example-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,204,0,0.18);
            border-radius: var(--border-radius);
            padding: 2rem;
            margin-bottom: 2rem;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }
        .example-card:hover {
            border-color: rgba(255,204,0,0.45);
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(0,0,0,0.45);
        }
        .example-card h3 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .example-card h3 i {
            font-size: 1.3rem;
            color: var(--accent-lime);
        }
        .example-card .match-info {
            background: rgba(255,204,0,0.08);
            padding: 0.9rem 1.2rem;
            border-radius: 10px;
            margin-bottom: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            font-size: 0.95rem;
        }
        .example-card .calc-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin: 1rem 0;
        }
        .example-card .calc-item {
            flex: 1;
            min-width: 180px;
            background: rgba(6,35,21,0.6);
            padding: 1rem;
            border-radius: 10px;
            border-left: 3px solid var(--accent-gold);
        }
        .example-card .calc-item.win {
            border-left-color: var(--accent-lime);
        }
        .example-card .calc-item.lose {
            border-left-color: #E74C3C;
        }
        .example-card .calc-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-light);
            margin-bottom: 0.3rem;
        }
        .example-card .calc-value {
            font-size: 1.35rem;
            font-weight: 900;
            color: #FFFFFF;
        }
        .tips-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }
        .tip-card {
            background: rgba(11,60,37,0.7);
            border: 1px solid rgba(255,204,0,0.15);
            border-radius: var(--border-radius);
            padding: 1.8rem;
            transition: var(--transition-smooth);
        }
        .tip-card:hover {
            border-color: var(--accent-gold);
            background: rgba(11,60,37,0.9);
        }
        .tip-card .tip-icon {
            font-size: 2rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        .tip-card h4 {
            font-weight: 800;
            font-size: 1.2rem;
            color: #FFFFFF;
            margin-bottom: 0.6rem;
        }
        .tip-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .faq-list {
            display: grid;
            gap: 1rem;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid rgba(255,204,0,0.18);
            border-radius: var(--border-radius);
            overflow: hidden;
            transition: var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: rgba(255,204,0,0.5);
        }
        .faq-question {
            padding: 1.3rem 1.8rem;
            font-weight: 700;
            font-size: 1.1rem;
            color: #FFFFFF;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(255,204,0,0.05);
        }
        .faq-question i {
            transition: var(--transition-smooth);
            color: var(--accent-gold);
        }
        .faq-answer {
            padding: 0 1.8rem 1.4rem;
            color: var(--text-light);
            font-size: 0.98rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .cta-section {
            background: linear-gradient(135deg, rgba(255,204,0,0.08), rgba(50,205,50,0.05));
            border: 1px solid rgba(255,204,0,0.25);
            border-radius: var(--border-radius);
            padding: 3rem 2rem;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 900;
            color: #FFFFFF;
            margin-bottom: 1rem;
        }
        .cta-section p {
            color: var(--text-light);
            font-size: 1.05rem;
            margin-bottom: 2rem;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            color: #062315;
            font-weight: 700;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255,204,0,0.55);
        }
        footer {
            background: var(--bg-dark);
            border-top: 1px solid rgba(255,204,0,0.2);
            padding: 2.5rem 0;
            text-align: center;
        }
        footer p {
            color: var(--text-light);
            font-size: 0.9rem;
            margin: 0.3rem 0;
        }
        footer a {
            color: var(--accent-gold);
            text-decoration: none;
            font-weight: 600;
        }
        footer a:hover {
            text-decoration: underline;
        }
        @media (max-width: 1024px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(6,35,21,0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1.2rem;
                border-bottom: 1px solid rgba(255,204,0,0.2);
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                display: flex;
            }
            .page-banner {
                padding-top: 110px;
                padding-bottom: 45px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .section {
                padding: 40px 0;
            }
            .example-card .calc-row {
                flex-direction: column;
                gap: 0.8rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 1.2rem;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .example-card {
                padding: 1.2rem;
            }
            .example-card h3 {
                font-size: 1.3rem;
            }
            .btn-primary,
            .btn-login,
            .btn-signup {
                font-size: 0.85rem;
                padding: 0.5rem 1.2rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0B3C25;
            --bg-dark: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-primary: #FFFDF0;
            --text-light: #C5E2D2;
            --card-bg: rgba(11, 60, 37, 0.85);
            --overlay: rgba(6, 35, 21, 0.7);
            --border-radius: 16px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-btn: 0 4px 16px rgba(255, 204, 0, 0.35);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-primary) 100%);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        header.navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.15);
            transition: var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.45rem;
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
            transition: var(--transition-smooth);
            letter-spacing: -0.3px;
        }

        .logo-text:hover {
            transform: scale(1.03);
            filter: brightness(1.2);
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            position: relative;
            padding: 0.35rem 0;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: var(--transition-smooth);
            border-radius: 2px;
        }

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

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .btn-login {
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.14);
            color: var(--accent-gold);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #FFE55C);
            color: #062315;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.5);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem;
        }

        .section {
            padding: 70px 0;
        }

        .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 700;
            color: var(--accent-lime);
            margin-bottom: 0.7rem;
        }

        .section-title {
            font-size: 2.3rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.28;
        }

        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2.5rem;
            max-width: 780px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            color: #062315;
            font-weight: 700;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-btn);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 204, 0, 0.55);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-smooth);
            font-size: 1rem;
        }

        .btn-outline:hover {
            background: var(--accent-gold);
            color: #062315;
        }

        .card-base {
            background: rgba(11, 60, 37, 0.75);
            border: 1px solid rgba(255, 204, 0, 0.15);
            border-radius: var(--border-radius);
            padding: 2rem;
            transition: var(--transition-smooth);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }

        .card-base:hover {
            border-color: rgba(255, 204, 0, 0.5);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
        }

        .faq-item {
            background: rgba(11, 60, 37, 0.6);
            border: 1px solid rgba(255, 204, 0, 0.1);
            border-radius: 14px;
            padding: 1.5rem;
            margin-bottom: 1rem;
            transition: var(--transition-smooth);
        }

        .faq-item:hover {
            border-color: rgba(255, 204, 0, 0.4);
        }

        .faq-item summary {
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }

        .faq-item p {
            color: var(--text-light);
            line-height: 1.7;
            margin-top: 0.5rem;
        }

        .tip-card {
            background: linear-gradient(145deg, rgba(11, 60, 37, 0.9), rgba(6, 35, 21, 0.9));
            border-left: 4px solid var(--accent-gold);
            border-radius: 12px;
            padding: 1.8rem;
            transition: var(--transition-smooth);
        }

        .tip-card:hover {
            border-left-color: var(--accent-lime);
            transform: translateX(4px);
        }

        .step-item {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
            padding: 1.8rem;
            background: rgba(11, 60, 37, 0.55);
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 204, 0, 0.1);
            margin-bottom: 1.2rem;
            transition: var(--transition-smooth);
        }

        .step-item:hover {
            border-color: rgba(255, 204, 0, 0.35);
            background: rgba(11, 60, 37, 0.75);
        }

        .step-num {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            color: #062315;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        footer {
            background: var(--bg-dark);
            border-top: 2px solid rgba(255, 204, 0, 0.2);
            padding: 2.5rem 0;
            text-align: center;
            color: var(--text-light);
            font-size: 0.9rem;
        }

        footer a {
            color: var(--accent-gold);
            text-decoration: none;
        }

        footer a:hover {
            text-decoration: underline;
        }

        .highlight-box {
            background: rgba(255, 204, 0, 0.08);
            border: 1px solid rgba(255, 204, 0, 0.25);
            border-radius: var(--border-radius);
            padding: 2rem;
        }

        @media (max-width: 1024px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(6, 35, 21, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1.2rem;
                border-bottom: 1px solid rgba(255, 204, 0, 0.2);
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                display: flex;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 1.1rem;
            }
            .btn-signup {
                padding: 0.45rem 1rem;
                font-size: 0.8rem;
            }
            .btn-login {
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

@keyframes pulse {
            0% { box-shadow: 0 4px 20px rgba(255,204,0,0.35); }
            50% { box-shadow: 0 4px 32px rgba(255,204,0,0.7); }
            100% { box-shadow: 0 4px 20px rgba(255,204,0,0.35); }
        }