/* roulang page: index */
:root{
            --bg-primary:#0B1A30;
            --bg-secondary:#0F0C20;
            --bg-card:rgba(255,255,255,0.04);
            --bg-card-hover:rgba(255,255,255,0.08);
            --accent-cyan:#00F0FF;
            --accent-lime:#CCFF00;
            --accent-pink:#FF007F;
            --text-white:#FFFFFF;
            --text-silver:#A6ACAF;
            --text-muted:#7A8288;
            --border-glow:rgba(0,240,255,0.35);
            --border-soft:rgba(255,255,255,0.08);
            --shadow-neon:0 0 15px rgba(0,240,255,0.5);
            --shadow-lime:0 0 12px rgba(204,255,0,0.3);
            --radius-sm:8px;
            --radius-md:14px;
            --radius-lg:22px;
            --radius-xl:32px;
            --space-sm:12px;
            --space-md:24px;
            --space-lg:40px;
            --space-xl:64px;
            --font-main:'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            font-family:var(--font-main);
            background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);
            color:var(--text-white);
            line-height:1.6;
            -webkit-font-smoothing:antialiased;
            overflow-x:hidden;
        }
        a{transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
        a:focus-visible,button:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:2px;border-radius:4px}
        img{max-width:100%;display:block}
        .container{max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
        /* Header */
        .site-header{
            position:fixed;top:0;left:0;right:0;z-index:100;
            background:rgba(11,26,48,0.85);
            backdrop-filter:blur(18px);
            border-bottom:1px solid var(--border-soft);
            transition:background .3s ease;
        }
        .site-header .container{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:16px}
        .logo{
            font-weight:800;font-size:1.25rem;color:var(--text-white);text-decoration:none;
            letter-spacing:-0.02em;display:flex;align-items:center;gap:10px;white-space:nowrap;
        }
        .logo i{color:var(--accent-cyan);font-size:1.4rem}
        .logo span{background:linear-gradient(90deg,var(--accent-cyan),var(--accent-lime));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
        .main-nav{display:flex;align-items:center;gap:8px;list-style:none}
        .main-nav a{
            color:var(--text-silver);text-decoration:none;font-weight:600;font-size:0.95rem;
            padding:8px 14px;border-radius:20px;transition:all .25s ease;white-space:nowrap;
        }
        .main-nav a:hover{color:var(--text-white);background:rgba(255,255,255,0.06)}
        .main-nav a.active{color:var(--accent-cyan);background:rgba(0,240,255,0.08);box-shadow:inset 0 0 0 1px rgba(0,240,255,0.2)}
        .auth-btns{display:flex;align-items:center;gap:10px;margin-left:4px}
        .btn-login{
            background:transparent;border:1px solid var(--border-soft);color:var(--text-white);
            padding:9px 18px;border-radius:22px;font-weight:600;font-size:0.9rem;cursor:pointer;
            text-decoration:none;transition:all .25s ease;white-space:nowrap;
        }
        .btn-login:hover{border-color:var(--accent-cyan);color:var(--accent-cyan);background:rgba(0,240,255,0.06)}
        .btn-signup{
            background:linear-gradient(135deg,var(--accent-cyan),#0099FF);border:none;color:var(--bg-primary);
            padding:10px 22px;border-radius:22px;font-weight:700;font-size:0.9rem;cursor:pointer;
            text-decoration:none;box-shadow:0 4px 16px rgba(0,240,255,0.3);transition:all .25s ease;white-space:nowrap;
        }
        .btn-signup:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,240,255,0.45)}
        .nav-toggle{
            display:none;background:transparent;border:1px solid var(--border-soft);color:var(--text-white);
            width:44px;height:44px;border-radius:12px;font-size:1.3rem;cursor:pointer;align-items:center;justify-content:center;
        }
        /* Hero - Immersive Big Image */
        .hero{
            position:relative;padding:140px 0 80px;min-height:520px;display:flex;align-items:center;
            background-image:url('/assets/images/backpic/back-1.jpg');background-size:cover;background-position:center;
            overflow:hidden;
        }
        .hero::before{
            content:"";position:absolute;inset:0;
            background:linear-gradient(135deg,rgba(11,26,48,0.92) 0%,rgba(15,12,32,0.8) 50%,rgba(11,26,48,0.9) 100%);
        }
        .hero .container{position:relative;z-index:2}
        .hero-grid{display:grid;grid-template-columns:1.2fr 0.8fr;gap:48px;align-items:center}
        .hero-badge{
            display:inline-flex;align-items:center;gap:8px;background:rgba(0,240,255,0.1);
            border:1px solid rgba(0,240,255,0.3);color:var(--accent-cyan);padding:6px 16px;
            border-radius:20px;font-size:0.85rem;font-weight:600;margin-bottom:18px;letter-spacing:0.02em;
        }
        .hero h1{
            font-size:clamp(2rem,4vw,3.2rem);font-weight:900;line-height:1.2;margin-bottom:20px;
            background:linear-gradient(135deg,#FFFFFF 40%,var(--accent-cyan) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
            letter-spacing:-0.02em;
        }
        .hero p{
            font-size:1.08rem;color:var(--text-silver);max-width:600px;line-height:1.7;margin-bottom:28px;
        }
        .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
        .btn-primary{
            background:linear-gradient(135deg,var(--accent-cyan),#00C2FF);border:none;color:var(--bg-primary);
            padding:14px 32px;border-radius:28px;font-weight:800;font-size:1rem;cursor:pointer;
            text-decoration:none;box-shadow:0 6px 24px rgba(0,240,255,0.4);transition:all .25s ease;display:inline-flex;align-items:center;gap:10px;
        }
        .btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,240,255,0.55)}
        .btn-secondary{
            background:transparent;border:1px solid var(--accent-lime);color:var(--accent-lime);
            padding:14px 28px;border-radius:28px;font-weight:700;font-size:1rem;cursor:pointer;
            text-decoration:none;transition:all .25s ease;display:inline-flex;align-items:center;gap:10px;
        }
        .btn-secondary:hover{background:rgba(204,255,0,0.1);box-shadow:var(--shadow-lime)}
        .hero-stats{display:flex;flex-wrap:wrap;gap:24px}
        .hero-stat{display:flex;align-items:center;gap:10px}
        .hero-stat i{color:var(--accent-cyan);font-size:1.3rem}
        .hero-stat strong{font-size:1.4rem;font-weight:800;color:var(--text-white)}
        .hero-stat span{font-size:0.85rem;color:var(--text-muted)}
        .hero-panel{
            background:rgba(255,255,255,0.04);border:1px solid var(--border-glow);border-radius:var(--radius-lg);
            padding:28px;backdrop-filter:blur(10px);box-shadow:0 20px 60px rgba(0,0,0,0.4);
        }
        .hero-panel h3{font-size:1.2rem;font-weight:700;margin-bottom:16px;color:var(--accent-lime)}
        .hero-panel ul{list-style:none}
        .hero-panel li{
            display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border-soft);
            font-size:0.95rem;color:var(--text-silver);
        }
        .hero-panel li:last-child{border-bottom:none}
        .hero-panel li i{color:var(--accent-cyan);font-size:0.85rem;width:16px;text-align:center}
        /* Section Common */
        .section{padding:var(--space-xl) 0}
        .section-dark{background:rgba(0,0,0,0.2)}
        .section-header{margin-bottom:var(--space-lg)}
        .section-tag{
            display:inline-block;color:var(--accent-lime);font-size:0.8rem;font-weight:700;
            text-transform:uppercase;letter-spacing:0.08em;margin-bottom:10px;
        }
        .section-header h2{
            font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:800;line-height:1.25;
            color:var(--text-white);letter-spacing:-0.01em;
        }
        .section-header p{
            color:var(--text-silver);font-size:1rem;max-width:680px;margin-top:10px;line-height:1.6;
        }
        /* Category Nav */
        .category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .category-card{
            background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius-md);
            padding:28px;text-decoration:none;color:var(--text-white);transition:all .3s ease;position:relative;overflow:hidden;
            display:flex;flex-direction:column;
        }
        .category-card::before{
            content:"";position:absolute;top:0;left:0;right:0;height:3px;
            background:linear-gradient(90deg,var(--accent-cyan),var(--accent-lime));opacity:0;transition:opacity .3s ease;
        }
        .category-card:hover{border-color:var(--border-glow);box-shadow:var(--shadow-neon);transform:translateY(-4px);background:var(--bg-card-hover)}
        .category-card:hover::before{opacity:1}
        .category-card i{font-size:2rem;color:var(--accent-cyan);margin-bottom:16px}
        .category-card h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
        .category-card p{font-size:0.9rem;color:var(--text-silver);line-height:1.55;flex:1}
        .category-card .cat-link{display:inline-flex;align-items:center;gap:8px;color:var(--accent-lime);font-weight:700;font-size:0.9rem;margin-top:16px}
        /* Featured List */
        .featured-list{display:grid;grid-template-columns:1fr;gap:16px}
        .featured-item{
            display:flex;align-items:center;gap:20px;background:var(--bg-card);border:1px solid var(--border-soft);
            border-radius:var(--radius-md);padding:18px 20px;transition:all .3s ease;text-decoration:none;color:var(--text-white);
        }
        .featured-item:hover{border-color:var(--border-glow);background:var(--bg-card-hover);transform:translateX(4px)}
        .featured-icon{
            width:52px;height:52px;border-radius:14px;background:rgba(0,240,255,0.1);
            display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--accent-cyan);flex-shrink:0;
        }
        .featured-item h4{font-size:1.05rem;font-weight:700;margin-bottom:4px}
        .featured-item p{font-size:0.88rem;color:var(--text-muted);margin:0}
        /* News CMS Section */
        .news-layout{display:grid;grid-template-columns:1.4fr 0.6fr;gap:32px;align-items:start}
        .news-main h2{font-size:1.6rem;font-weight:800;margin-bottom:20px;color:var(--text-white)}
        .news-list{list-style:none;display:flex;flex-direction:column;gap:14px}
        .news-list li{
            background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius-sm);
            padding:16px 20px;transition:all .3s ease;
        }
        .news-list li:hover{border-color:var(--border-glow);background:var(--bg-card-hover)}
        .news-list a{color:var(--text-white);text-decoration:none;font-weight:600;font-size:0.98rem;display:block;line-height:1.5}
        .news-list a:hover{color:var(--accent-cyan)}
        .news-meta{display:flex;gap:16px;margin-top:8px;font-size:0.8rem;color:var(--text-muted)}
        .news-meta i{margin-right:4px}
        .news-sidebar{
            background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius-md);
            padding:24px;position:sticky;top:90px;
        }
        .news-sidebar h3{font-size:1.1rem;font-weight:700;margin-bottom:16px;color:var(--accent-lime)}
        .news-sidebar ul{list-style:none}
        .news-sidebar li{padding:10px 0;border-bottom:1px solid var(--border-soft);font-size:0.9rem}
        .news-sidebar li:last-child{border-bottom:none}
        .news-sidebar a{color:var(--text-silver);text-decoration:none;transition:color .2s ease}
        .news-sidebar a:hover{color:var(--accent-cyan)}
        /* Promotion Steps */
        .promo-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .promo-step{
            background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius-md);
            padding:28px;position:relative;transition:all .3s ease;
        }
        .promo-step:hover{border-color:var(--accent-lime);box-shadow:var(--shadow-lime);transform:translateY(-4px)}
        .step-num{
            font-size:2.5rem;font-weight:900;color:rgba(0,240,255,0.2);position:absolute;top:16px;right:20px;
        }
        .promo-step i{font-size:1.8rem;color:var(--accent-lime);margin-bottom:14px}
        .promo-step h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
        .promo-step p{font-size:0.9rem;color:var(--text-silver);line-height:1.55;margin:0}
        /* Guarantee */
        .guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
        .guarantee-item{
            display:flex;align-items:center;gap:14px;background:var(--bg-card);border:1px solid var(--border-soft);
            border-radius:var(--radius-sm);padding:16px 18px;transition:all .25s ease;
        }
        .guarantee-item:hover{border-color:var(--accent-cyan);background:var(--bg-card-hover)}
        .guarantee-item i{font-size:1.5rem;color:var(--accent-cyan);width:32px;text-align:center}
        .guarantee-item strong{font-size:0.95rem;font-weight:700;display:block}
        .guarantee-item span{font-size:0.8rem;color:var(--text-muted)}
        /* FAQ */
        .faq-list{display:flex;flex-direction:column;gap:12px}
        .faq-item{
            background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius-sm);
            overflow:hidden;transition:border-color .3s ease;
        }
        .faq-item:hover{border-color:var(--border-glow)}
        .faq-question{
            width:100%;background:transparent;border:none;color:var(--text-white);padding:18px 22px;
            font-size:1rem;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;
            text-align:left;gap:16px;transition:color .2s ease;
        }
        .faq-question:hover{color:var(--accent-cyan)}
        .faq-question i{transition:transform .3s ease;color:var(--accent-cyan)}
        .faq-item.active .faq-question i{transform:rotate(180deg)}
        .faq-answer{
            max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s ease;
            color:var(--text-silver);font-size:0.93rem;line-height:1.6;padding:0 22px;
        }
        .faq-item.active .faq-answer{max-height:300px;padding:0 22px 20px}
        /* CTA */
        .cta-section{
            background:linear-gradient(135deg,rgba(0,240,255,0.08),rgba(204,255,0,0.05));
            border:1px solid var(--border-glow);border-radius:var(--radius-lg);padding:48px;text-align:center;
        }
        .cta-section h2{font-size:1.8rem;font-weight:800;margin-bottom:14px}
        .cta-section p{color:var(--text-silver);max-width:560px;margin:0 auto 24px}
        /* Footer */
        .site-footer{
            border-top:1px solid var(--border-soft);padding:40px 0 24px;margin-top:var(--space-xl);
            background:rgba(0,0,0,0.3);
        }
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
        .footer-brand .logo{font-size:1.1rem;margin-bottom:12px}
        .footer-brand p{color:var(--text-muted);font-size:0.88rem;line-height:1.6;max-width:320px}
        .footer-col h4{font-size:0.95rem;font-weight:700;margin-bottom:14px;color:var(--text-white)}
        .footer-col ul{list-style:none}
        .footer-col li{margin-bottom:8px}
        .footer-col a{color:var(--text-muted);text-decoration:none;font-size:0.88rem;transition:color .2s ease}
        .footer-col a:hover{color:var(--accent-cyan)}
        .footer-bottom{
            border-top:1px solid var(--border-soft);padding-top:20px;text-align:center;
            color:var(--text-muted);font-size:0.8rem;
        }
        /* FAB */
        .fab-left{
            position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
            background:rgba(0,0,0,0.6);backdrop-filter:blur(12px);border:2px solid transparent;
            background-image:linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.6)),linear-gradient(135deg,var(--accent-cyan),var(--accent-lime));
            background-origin:border-box;background-clip:padding-box,border-box;
            display:flex;align-items:center;justify-content:center;color:var(--accent-cyan);font-size:1.5rem;
            box-shadow:0 0 15px rgba(0,240,255,0.5);cursor:pointer;opacity:0.6;transition:all .3s ease;
            text-decoration:none;animation:fabPulse 3s ease-in-out infinite;
        }
        .fab-left:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 25px rgba(0,240,255,0.8)}
        .fab-left:active{transform:scale(0.95)}
        .fab-left .fab-notif{
            position:absolute;top:-2px;right:-2px;width:12px;height:12px;border-radius:50%;
            background:var(--accent-pink);box-shadow:0 0 8px var(--accent-pink);animation:blink 1.5s infinite;
        }
        @keyframes fabPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
        @keyframes blink{0%,100%{opacity:1}50%{opacity:0.3}}
        /* Responsive */
        @media(max-width:1024px){
            .hero-grid{grid-template-columns:1fr;gap:32px}
            .hero{padding:120px 0 60px}
            .guarantee-grid{grid-template-columns:repeat(2,1fr)}
            .promo-steps{grid-template-columns:1fr 1fr}
            .footer-grid{grid-template-columns:1fr 1fr}
            .news-layout{grid-template-columns:1fr}
            .news-sidebar{position:static}
        }
        @media(max-width:768px){
            .main-nav{
                display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;
                background:rgba(11,26,48,0.98);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-soft);
                padding:16px;gap:6px;z-index:99;
            }
            .main-nav.open{display:flex}
            .main-nav a{width:100%;text-align:left;padding:12px 16px}
            .nav-toggle{display:flex}
            .auth-btns .btn-login,.auth-btns .btn-signup{padding:8px 14px;font-size:0.85rem}
            .hero h1{font-size:1.8rem}
            .hero p{font-size:0.95rem}
            .category-grid{grid-template-columns:1fr}
            .promo-steps{grid-template-columns:1fr}
            .guarantee-grid{grid-template-columns:1fr 1fr}
            .section{padding:48px 0}
            .cta-section{padding:32px 20px}
            .footer-grid{grid-template-columns:1fr;gap:24px}
            .fab-left{bottom:80px;width:48px;height:48px;font-size:1.2rem}
        }
        @media(max-width:520px){
            .hero{padding:100px 0 40px}
            .hero-stats{gap:16px}
            .hero-actions{flex-direction:column;align-items:stretch}
            .hero-actions .btn-primary,.hero-actions .btn-secondary{justify-content:center}
            .guarantee-grid{grid-template-columns:1fr}
            .logo{font-size:1rem}
            .auth-btns{gap:6px}
            .auth-btns .btn-login{padding:7px 10px;font-size:0.8rem}
            .auth-btns .btn-signup{padding:8px 12px;font-size:0.8rem}
        }

/* roulang page: article */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --deep-forest: #0B3C25;
            --card-bg: #0F3A24;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --accent-amber: #FF9F00;
            --text-white: #FFFFFF;
            --text-pale-mint: #D1F2EB;
            --text-light-green: #C5E2D2;
            --text-warm-white: #FFFDF9;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-strong: rgba(255, 215, 0, 0.7);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
            --shadow-dark: 0 8px 30px rgba(0, 0, 0, 0.45);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-base: 1rem;
            --font-sm: 0.875rem;
            --font-xs: 0.75rem;
            --font-lg: 1.125rem;
            --font-xl: 1.375rem;
            --font-2xl: 1.75rem;
            --font-3xl: 2.25rem;
            --font-4xl: 3rem;
            --line-height-body: 1.6;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

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

        body {
            font-family: 'Segoe UI', 'Inter', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: var(--line-height-body);
            font-size: var(--font-base);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: var(--accent-amber);
            text-decoration: none;
        }

        button,
        .button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-base);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: rgba(10, 46, 28, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 2px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 25px rgba(0, 0, 0, 0.4);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: var(--font-xl);
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
        }

        .logo i {
            color: var(--accent-gold);
            font-size: 2rem;
            filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
        }

        .logo span {
            color: var(--text-pale-mint);
        }

        .logo:hover {
            color: var(--accent-gold);
            transform: translateY(-1px);
        }

        .main-nav {
            list-style: none;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin: 0;
        }

        .main-nav li a {
            display: block;
            padding: 0.5rem 1rem;
            font-weight: 600;
            font-size: var(--font-sm);
            color: var(--text-pale-mint);
            border-radius: 50px;
            transition: all var(--transition-base);
            position: relative;
        }

        .main-nav li a:hover,
        .main-nav li a:focus {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .main-nav li a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.15);
            box-shadow: inset 0 0 0 1px var(--border-gold-strong);
        }

        .auth-btns {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.55rem 1.25rem;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--text-white);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            border-radius: 50px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.55rem 1.5rem;
            font-size: var(--font-sm);
            font-weight: 700;
            color: #1a1a1a;
            background: linear-gradient(135deg, #FFD700, #FF9F00);
            border-radius: 50px;
            box-shadow: 0 4px 18px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, #FFE44D, #FFB347);
            box-shadow: 0 6px 25px rgba(255, 215, 0, 0.5);
            transform: translateY(-2px);
            color: #1a1a1a;
        }

        .nav-toggle {
            display: none;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            width: 44px;
            height: 44px;
            border-radius: 10px;
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
        }

        /* ===== Article Page Styles ===== */
        .article-hero {
            background-image: linear-gradient(rgba(10, 46, 28, 0.85), rgba(10, 46, 28, 0.95)), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            border-bottom: 3px solid var(--border-gold);
            position: relative;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), var(--accent-amber), transparent);
        }

        .article-hero .container {
            max-width: 900px;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: var(--font-xs);
            color: var(--text-pale-mint);
            margin-bottom: var(--spacing-md);
            flex-wrap: wrap;
        }

        .article-breadcrumb a {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .article-breadcrumb i {
            font-size: 0.6rem;
            color: var(--text-pale-mint);
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid var(--border-gold-strong);
            color: var(--accent-gold);
            padding: 0.35rem 1rem;
            border-radius: 50px;
            font-size: var(--font-xs);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: var(--spacing-sm);
        }

        .article-hero h1 {
            font-size: var(--font-3xl);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            font-size: var(--font-xs);
            color: var(--text-pale-mint);
            padding-top: var(--spacing-sm);
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .article-meta i {
            color: var(--accent-gold);
        }

        /* ===== Article Content ===== */
        .article-content-section {
            padding: var(--spacing-xl) 0;
        }

        .article-content-section .container {
            max-width: 900px;
        }

        .article-main-content {
            font-size: var(--font-lg);
            line-height: var(--line-height-body);
            color: var(--text-warm-white);
        }

        .article-main-content p {
            margin-bottom: var(--spacing-md);
        }

        .article-main-content h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            color: var(--accent-gold);
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-gold);
        }

        .article-main-content h3 {
            font-size: var(--font-xl);
            font-weight: 700;
            color: var(--text-pale-mint);
            margin: var(--spacing-md) 0 var(--spacing-xs);
        }

        .article-main-content ul,
        .article-main-content ol {
            margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-md);
            color: var(--text-pale-mint);
        }

        .article-main-content li {
            margin-bottom: 0.5rem;
            padding-left: 0.5rem;
        }

        .article-main-content blockquote {
            background: rgba(255, 215, 0, 0.08);
            border-left: 4px solid var(--accent-gold);
            padding: var(--spacing-md);
            border-radius: var(--radius-sm);
            margin: var(--spacing-md) 0;
            color: var(--text-pale-mint);
            font-style: italic;
        }

        .article-main-content img {
            border-radius: var(--radius-md);
            margin: var(--spacing-md) 0;
            box-shadow: var(--shadow-dark);
        }

        .article-main-content a {
            color: var(--accent-gold);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .article-main-content table {
            width: 100%;
            border-collapse: collapse;
            margin: var(--spacing-md) 0;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-main-content th,
        .article-main-content td {
            padding: 0.75rem 1rem;
            text-align: left;
            border: 1px solid rgba(255, 255, 255, 0.15);
            font-size: var(--font-sm);
        }

        .article-main-content th {
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            font-weight: 700;
        }

        /* ===== Article Not Found ===== */
        .article-not-found {
            text-align: center;
            padding: var(--spacing-xl) 0;
        }

        .article-not-found i {
            font-size: 4rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-md);
            opacity: 0.7;
        }

        .article-not-found h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }

        .article-not-found p {
            color: var(--text-pale-mint);
            margin-bottom: var(--spacing-lg);
        }

        /* ===== CTA Section ===== */
        .article-cta-section {
            background: linear-gradient(135deg, var(--deep-forest), var(--secondary-bg));
            padding: var(--spacing-xl) 0;
            border-top: 2px solid var(--border-gold);
        }

        .article-cta-section .container {
            max-width: 900px;
            text-align: center;
        }

        .article-cta-section h2 {
            font-size: var(--font-2xl);
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }

        .article-cta-section p {
            color: var(--text-pale-mint);
            margin-bottom: var(--spacing-md);
            font-size: var(--font-lg);
        }

        .article-cta-btns {
            display: flex;
            gap: var(--spacing-sm);
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            font-size: var(--font-base);
            font-weight: 700;
            color: #1a1a1a;
            background: linear-gradient(135deg, #FFD700, #FF9F00);
            border-radius: 50px;
            box-shadow: 0 6px 25px rgba(255, 215, 0, 0.4);
            transition: all var(--transition-base);
        }

        .btn-cta-primary:hover {
            background: linear-gradient(135deg, #FFE44D, #FFB347);
            box-shadow: 0 8px 35px rgba(255, 215, 0, 0.55);
            transform: translateY(-3px);
            color: #1a1a1a;
        }

        .btn-cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            font-size: var(--font-base);
            font-weight: 600;
            color: var(--text-white);
            background: transparent;
            border: 2px solid var(--border-gold-strong);
            border-radius: 50px;
            transition: all var(--transition-base);
        }

        .btn-cta-secondary:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #072416;
            border-top: 3px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand .logo {
            font-size: var(--font-xl);
            margin-bottom: var(--spacing-sm);
        }

        .footer-brand p {
            color: var(--text-pale-mint);
            font-size: var(--font-sm);
            line-height: var(--line-height-body);
        }

        .footer-col h4 {
            font-size: var(--font-base);
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255, 215, 0, 0.25);
        }

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

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

        .footer-col a {
            color: var(--text-pale-mint);
            font-size: var(--font-sm);
            transition: all var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--accent-gold);
            padding-left: 0.25rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--spacing-md);
            text-align: center;
        }

        .footer-bottom p {
            font-size: var(--font-xs);
            color: rgba(255, 255, 255, 0.6);
        }

        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #1a1a1a, #0a0a0a);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            opacity: 0.7;
            transition: all var(--transition-base);
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.55);
        }

        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }

        .fab-support .notification-dot {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border: 2px solid #fff;
            border-radius: 50%;
            animation: dot-blink 1.5s ease-in-out infinite;
        }

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

        @keyframes dot-blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --font-3xl: 2rem;
                --font-4xl: 2.5rem;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-base: 0.95rem;
                --font-lg: 1.05rem;
                --font-xl: 1.2rem;
                --font-2xl: 1.5rem;
                --font-3xl: 1.75rem;
                --spacing-xl: 3rem;
                --spacing-lg: 2rem;
            }

            .site-header .container {
                flex-wrap: wrap;
                padding: 0.5rem 1rem;
            }

            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.25rem;
                padding: 0.5rem 0 1rem;
            }

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

            .main-nav li a {
                width: 100%;
                text-align: center;
                padding: 0.7rem;
            }

            .nav-toggle {
                display: flex;
            }

            .auth-btns {
                gap: 0.5rem;
            }

            .btn-login,
            .btn-signup {
                padding: 0.45rem 1rem;
                font-size: var(--font-xs);
            }

            .article-hero h1 {
                font-size: var(--font-2xl);
            }

            .article-main-content {
                font-size: var(--font-base);
            }

            .article-cta-btns {
                flex-direction: column;
            }

            .btn-cta-primary,
            .btn-cta-secondary {
                width: 100%;
                justify-content: center;
            }

            .fab-support {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 0.75rem;
                bottom: 5rem;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-base: 0.9rem;
                --font-sm: 0.8rem;
                --spacing-md: 1rem;
                --spacing-sm: 0.75rem;
                --spacing-xs: 0.4rem;
            }

            .site-header .container {
                gap: 0.5rem;
            }

            .logo {
                font-size: var(--font-lg);
            }

            .logo i {
                font-size: 1.5rem;
            }

            .auth-btns {
                gap: 0.35rem;
            }

            .btn-login {
                padding: 0.4rem 0.8rem;
                font-size: 0.7rem;
            }

            .btn-signup {
                padding: 0.4rem 0.9rem;
                font-size: 0.7rem;
            }

            .nav-toggle {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }

            .article-hero {
                padding: var(--spacing-lg) 0;
            }

            .article-hero h1 {
                font-size: var(--font-xl);
            }

            .article-category-badge {
                font-size: 0.65rem;
                padding: 0.25rem 0.75rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .article-meta {
                font-size: 0.65rem;
                gap: 0.5rem;
            }

            .fab-support {
                width: 42px;
                height: 42px;
                font-size: 1rem;
                left: 0.5rem;
                bottom: 4.5rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C5B8;
            --border-gold: rgba(255, 215, 0, 0.4);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.3);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body {
            font-family: var(--font-family);
            background: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            min-height: 100vh;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }
        
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 6px;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* ===== HEADER & NAVIGATION ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            transition: all var(--transition-base);
        }
        
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--accent-gold);
            white-space: nowrap;
            transition: transform var(--transition-base);
        }
        
        .logo:hover {
            transform: translateY(-2px);
            color: var(--accent-gold);
        }
        
        .logo i {
            font-size: 1.6rem;
            filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
        }
        
        .logo span {
            color: var(--text-white);
            letter-spacing: -0.02em;
        }
        
        .main-nav {
            display: flex;
            list-style: none;
            gap: 6px;
            margin: 0;
            padding: 0;
        }
        
        .main-nav li a {
            display: block;
            padding: 10px 18px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-mint);
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }
        
        .main-nav li a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }
        
        .main-nav li a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            font-weight: 700;
        }
        
        .auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .btn-login {
            padding: 9px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--text-mint);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.05);
        }
        
        .btn-signup {
            padding: 10px 22px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.88rem;
            color: #1A1A1A;
            background: linear-gradient(135deg, #FFE566, #FFD700);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
            color: #1A1A1A;
        }
        
        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text-white);
            padding: 6px;
            border-radius: 8px;
            transition: all var(--transition-base);
        }
        
        .nav-toggle:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
        }
        
        /* ===== PAGE BANNER ===== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--primary-bg) 60%, #0D1F14 100%);
            padding: 50px 0 40px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }
        
        .page-banner::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -150px;
            left: -100px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(210, 47, 47, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        
        .banner-content {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        
        .banner-text {
            max-width: 600px;
        }
        
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 50px;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }
        
        .banner-badge i {
            font-size: 0.9rem;
        }
        
        .banner-text h1 {
            font-size: 2.5rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-white);
            letter-spacing: -0.02em;
        }
        
        .banner-text h1 .highlight {
            color: var(--accent-gold);
            position: relative;
        }
        
        .banner-text p {
            font-size: 1.05rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 0;
        }
        
        .banner-image {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 2px solid var(--border-gold);
        }
        
        .banner-image img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            transition: transform var(--transition-slow);
        }
        
        .banner-image:hover img {
            transform: scale(1.03);
        }
        
        .banner-image .image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 40px 20px 16px;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        
        .banner-image .image-overlay span {
            font-size: 0.85rem;
            color: var(--accent-gold);
            font-weight: 600;
        }
        
        /* ===== SECTION COMMON ===== */
        .section {
            padding: 56px 0;
        }
        
        .section-alt {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        
        .section-header {
            margin-bottom: 36px;
            max-width: 700px;
        }
        
        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        
        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        
        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 10px;
        }
        
        /* ===== STRATEGY CARDS ===== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        
        .strategy-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        
        .strategy-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-red));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .strategy-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
            background: rgba(255, 255, 255, 0.05);
        }
        
        .strategy-card:hover::before {
            opacity: 1;
        }
        
        .strategy-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-gold);
            margin-bottom: 18px;
            transition: all var(--transition-base);
        }
        
        .strategy-card:hover .card-icon {
            background: rgba(255, 215, 0, 0.2);
            transform: scale(1.05);
        }
        
        .strategy-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        
        .strategy-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }
        
        /* ===== PROCESS STEPS ===== */
        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        
        .process-step {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-base);
            position: relative;
        }
        
        .process-step:hover {
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.04);
        }
        
        .process-step .step-number {
            font-size: 2.4rem;
            font-weight: 900;
            color: rgba(255, 215, 0, 0.2);
            line-height: 1;
            margin-bottom: 12px;
            transition: color var(--transition-base);
        }
        
        .process-step:hover .step-number {
            color: rgba(255, 215, 0, 0.5);
        }
        
        .process-step h4 {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }
        
        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        
        /* ===== FEATURE HIGHLIGHT ===== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        
        .feature-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid var(--border-gold);
            box-shadow: var(--shadow-card);
        }
        
        .feature-image img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            transition: transform var(--transition-slow);
        }
        
        .feature-image:hover img {
            transform: scale(1.04);
        }
        
        .feature-text h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        
        .feature-text p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        
        .feature-text ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
        }
        
        .feature-text ul li {
            padding-left: 26px;
            position: relative;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: var(--text-mint);
            line-height: 1.5;
        }
        
        .feature-text ul li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 1px;
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.95rem;
        }
        
        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(135deg, #0D2818 0%, #1A3D25 50%, #0A2E1C 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            border: 2px solid var(--border-gold);
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }
        
        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        
        .cta-section h2 {
            font-size: 1.9rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        
        .cta-section p {
            font-size: 1rem;
            color: var(--text-mint);
            max-width: 600px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        
        .btn-primary {
            display: inline-block;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            color: #1A1A1A;
            background: linear-gradient(135deg, #FFE566, #FFD700);
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.4);
            transition: all var(--transition-base);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(255, 215, 0, 0.55);
            color: #1A1A1A;
        }
        
        .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--accent-gold);
            border: 1.5px solid var(--border-gold);
            transition: all var(--transition-base);
        }
        
        .btn-secondary:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            border-color: var(--accent-gold);
        }
        
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-white);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: color var(--transition-base);
        }
        
        .faq-question:hover {
            color: var(--accent-gold);
        }
        
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
        }
        
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }
        
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        
        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        
        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A1A1A, #0D0D0D);
            border: 2.5px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            cursor: pointer;
            transition: all var(--transition-base);
            opacity: 0.7;
            animation: fabFloat 3s ease-in-out infinite;
        }
        
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
        }
        
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }
        
        .fab-support .notification-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #E53935;
            border: 2px solid #0D0D0D;
            animation: dotBlink 2s ease-in-out infinite;
        }
        
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        
        @keyframes dotBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        
        /* ===== FOOTER ===== */
        .site-footer {
            background: #081C12;
            border-top: 1px solid var(--border-light);
            padding: 50px 0 24px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        
        .footer-brand .logo {
            margin-bottom: 14px;
        }
        
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }
        
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
        }
        
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color var(--transition-base);
            line-height: 1.5;
        }
        
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            text-align: center;
        }
        
        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        
        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .banner-text h1 {
                font-size: 2rem;
            }
            
            .strategy-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .process-list {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
            }
            
            .nav-toggle {
                display: block;
            }
            
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-bg);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-soft);
            }
            
            .main-nav.open {
                display: flex;
            }
            
            .main-nav li a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            
            .banner-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .banner-text h1 {
                font-size: 1.7rem;
            }
            
            .banner-image img {
                height: 220px;
            }
            
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            
            .process-list {
                grid-template-columns: 1fr;
            }
            
            .feature-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .feature-image img {
                height: 240px;
            }
            
            .cta-section {
                padding: 32px 24px;
            }
            
            .cta-section h2 {
                font-size: 1.5rem;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .fab-support {
                width: 50px;
                height: 50px;
                font-size: 1.3rem;
                left: 16px;
                bottom: 90px;
            }
        }
        
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            
            .site-header {
                padding: 10px 0;
            }
            
            .logo {
                font-size: 1rem;
            }
            
            .logo i {
                font-size: 1.3rem;
            }
            
            .btn-login {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            
            .btn-signup {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            
            .banner-text h1 {
                font-size: 1.4rem;
            }
            
            .banner-text p {
                font-size: 0.92rem;
            }
            
            .section {
                padding: 40px 0;
            }
            
            .section-header h2 {
                font-size: 1.5rem;
            }
            
            .feature-text h2 {
                font-size: 1.4rem;
            }
            
            .cta-section h2 {
                font-size: 1.3rem;
            }
            
            .cta-section p {
                font-size: 0.9rem;
            }
            
            .btn-primary {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
            
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary-deep: #0B3C25;
            --primary-forest: #062315;
            --accent-sun: #FFCC00;
            --accent-lime: #32CD32;
            --text-warm: #FFFDF0;
            --text-light-green: #C5E2D2;
            --white: #FFFFFF;
            --border-gold: rgba(255, 204, 0, 0.35);
            --radius-lg: 28px;
            --radius-md: 18px;
            --radius-sm: 12px;
            --shadow-soft: 0 18px 40px rgba(0,0,0,0.25);
            --shadow-card: 0 8px 22px rgba(0,0,0,0.18);
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
        }

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

        body {
            font-family: var(--font-body);
            background: var(--primary-forest);
            color: var(--text-warm);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header / Navigation */
        .site-header {
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.2);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            flex-wrap: wrap;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.02em;
            color: var(--accent-sun);
            white-space: nowrap;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-lime);
        }

        .main-nav {
            list-style: none;
            display: flex;
            gap: 28px;
            margin: 0;
        }

        .main-nav a {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-light-green);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent-sun);
            transition: var(--transition);
        }

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

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

        .auth-btns {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login,
        .btn-signup {
            padding: 10px 18px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-login {
            background: transparent;
            color: var(--text-warm);
            border: 1px solid rgba(255,255,255,0.25);
        }

        .btn-login:hover {
            border-color: var(--accent-sun);
            color: var(--accent-sun);
            background: rgba(255,204,0,0.08);
        }

        .btn-signup {
            background: var(--accent-sun);
            color: #062315;
            border: 1px solid var(--accent-sun);
        }

        .btn-signup:hover {
            background: #e6b800;
            border-color: #e6b800;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(255,204,0,0.3);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255,255,255,0.25);
            color: var(--text-warm);
            font-size: 1.4rem;
            border-radius: 10px;
            width: 44px;
            height: 44px;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--accent-sun);
            color: var(--accent-sun);
        }

        /* Hero Bento */
        .page-hero {
            background: linear-gradient(145deg, #0B3C25 0%, #062315 100%);
            padding: 70px 0 60px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255,204,0,0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .bento-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 22px;
            position: relative;
            z-index: 1;
        }

        .bento-main {
            grid-row: span 2;
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            backdrop-filter: blur(4px);
        }

        .bento-main h1 {
            font-size: 2.9rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            line-height: 1.15;
            color: var(--white);
            margin-bottom: 20px;
        }

        .bento-main h1 span {
            color: var(--accent-sun);
        }

        .bento-main p {
            font-size: 1.15rem;
            color: var(--text-light-green);
            max-width: 520px;
            margin-bottom: 28px;
        }

        .bento-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn-primary {
            background: var(--accent-sun);
            color: #062315;
            padding: 14px 28px;
            border-radius: 40px;
            font-weight: 800;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: none;
        }

        .btn-primary:hover {
            background: #e6b800;
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(255,204,0,0.35);
            color: #062315;
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-warm);
            padding: 14px 24px;
            border-radius: 40px;
            font-weight: 700;
            border: 1px solid rgba(255,255,255,0.3);
            transition: var(--transition);
        }

        .btn-ghost:hover {
            border-color: var(--accent-sun);
            color: var(--accent-sun);
        }

        .bento-small {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: var(--transition);
        }

        .bento-small:hover {
            border-color: var(--accent-sun);
            background: rgba(255,204,0,0.05);
        }

        .bento-small .stat-number {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--accent-sun);
            line-height: 1;
        }

        .bento-small .stat-label {
            font-size: 0.9rem;
            color: var(--text-light-green);
            margin-top: 8px;
            font-weight: 600;
        }

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

        .section-header {
            max-width: 720px;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--white);
            margin-bottom: 16px;
        }

        .section-header p {
            font-size: 1.08rem;
            color: var(--text-light-green);
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(50, 205, 50, 0.12);
            color: var(--accent-lime);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        /* Value Cards - Asymmetric */
        .value-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 36px;
            align-items: start;
        }

        .value-intro {
            background: rgba(255,255,255,0.03);
            border-radius: var(--radius-md);
            padding: 28px;
            border-left: 4px solid var(--accent-sun);
        }

        .value-intro h3 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .value-list {
            display: grid;
            gap: 20px;
        }

        .value-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            padding: 18px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .value-item:last-child {
            border-bottom: none;
        }

        .value-icon {
            width: 52px;
            height: 52px;
            background: rgba(255,204,0,0.12);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-sun);
            font-size: 1.4rem;
            flex-shrink: 0;
        }

        .value-item h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 6px;
        }

        .value-item p {
            color: var(--text-light-green);
            font-size: 0.98rem;
        }

        /* Step Flow */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-card {
            background: rgba(255,255,255,0.03);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition);
            position: relative;
        }

        .step-card:hover {
            border-color: var(--accent-lime);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }

        .step-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: rgba(255,204,0,0.2);
            line-height: 1;
            margin-bottom: 12px;
        }

        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 0.92rem;
            color: var(--text-light-green);
        }

        /* Highlight Banner */
        .highlight-banner {
            background: linear-gradient(135deg, rgba(255,204,0,0.1) 0%, rgba(50,205,50,0.06) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .highlight-banner h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--white);
            max-width: 500px;
        }

        .highlight-banner p {
            color: var(--text-light-green);
            font-size: 1rem;
        }

        /* FAQ */
        .faq-list {
            max-width: 860px;
        }

        .faq-item {
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding: 20px 0;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--white);
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--accent-sun);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--text-light-green);
            font-size: 0.98rem;
            padding-right: 30px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-top: 14px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(145deg, #0B3C25 0%, #062315 100%);
            border-top: 1px solid rgba(255,204,0,0.2);
            border-bottom: 1px solid rgba(255,204,0,0.2);
            padding: 70px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--white);
            margin-bottom: 16px;
        }

        .cta-section p {
            color: var(--text-light-green);
            max-width: 620px;
            margin: 0 auto 30px;
            font-size: 1.08rem;
        }

        /* Footer */
        .site-footer {
            background: #03130a;
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255,204,0,0.15);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            color: var(--text-light-green);
            font-size: 0.92rem;
            margin-top: 16px;
            line-height: 1.7;
        }

        .footer-col h4 {
            color: var(--accent-sun);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .footer-col li {
            margin-bottom: 10px;
        }

        .footer-col a {
            color: var(--text-light-green);
            font-size: 0.9rem;
        }

        .footer-col a:hover {
            color: var(--accent-sun);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            text-align: center;
            color: rgba(197,226,210,0.7);
            font-size: 0.85rem;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: rgba(6,35,21,0.9);
            border: 2px solid var(--accent-sun);
            color: var(--accent-sun);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            animation: floatBreath 3s infinite ease-in-out;
            transition: var(--transition);
            opacity: 0.75;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255,215,0,0.5);
        }

        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }

        @keyframes floatBreath {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-7px); }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .bento-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto auto auto;
            }
            .bento-main {
                grid-column: span 2;
                grid-row: span 1;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                min-height: auto;
                padding: 14px 0;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 16px;
                background: rgba(6,35,21,0.98);
                padding: 12px 16px;
                border-radius: 16px;
                border: 1px solid rgba(255,204,0,0.2);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 0;
                border-bottom: 1px solid rgba(255,255,255,0.06);
            }
            .main-nav li:last-child a {
                border-bottom: none;
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .auth-btns {
                gap: 8px;
            }
            .btn-login,
            .btn-signup {
                padding: 8px 14px;
                font-size: 0.82rem;
            }
            .bento-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .bento-main {
                grid-column: span 1;
                padding: 32px 24px;
            }
            .bento-main h1 {
                font-size: 2.2rem;
            }
            .value-layout {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .highlight-banner {
                flex-direction: column;
                text-align: left;
                align-items: flex-start;
                padding: 28px 22px;
            }
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .cta-section h2 {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .bento-main h1 {
                font-size: 1.8rem;
            }
            .bento-main p {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 50px;
                height: 50px;
                font-size: 1.3rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0F0C20;
            --bg-ocean: #0B1A30;
            --bg-card: #141127;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --text-muted: #7A7F88;
            --border-neon: #1E2A45;
            --border-glow: rgba(0, 240, 255, 0.4);
            --gradient-main: linear-gradient(135deg, #0F0C20 0%, #0B1A30 100%);
            --gradient-card: linear-gradient(145deg, #1A1533 0%, #0D1B2A 100%);
            --shadow-neon: 0 0 20px rgba(0, 240, 255, 0.15);
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.45);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --spacing-section: 5rem;
            --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-primary);
            background: var(--gradient-main);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.12);
            transition: all 0.35s ease;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 1.5rem;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: -0.02em;
        }

        .logo i {
            color: var(--accent-cyan);
            font-size: 1.6rem;
            filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.6));
        }

        .logo span {
            background: linear-gradient(90deg, #FFFFFF 0%, #CCFF00 60%, #00F0FF 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            list-style: none;
            margin: 0;
        }

        .main-nav li a {
            display: block;
            padding: 0.55rem 1.1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-silver);
            border-radius: 50px;
            transition: all 0.3s ease;
            position: relative;
        }

        .main-nav li a:hover {
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
        }

        .main-nav li a.active {
            color: var(--accent-lime);
            background: rgba(204, 255, 0, 0.1);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(204, 255, 0, 0.3);
        }

        .auth-btns {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .btn-login {
            padding: 0.55rem 1.2rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-white);
            border-radius: 50px;
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--accent-cyan);
            border-color: rgba(0, 240, 255, 0.4);
        }

        .btn-signup {
            padding: 0.6rem 1.4rem;
            font-size: 0.9rem;
            font-weight: 700;
            color: #0F0C20;
            background: var(--accent-cyan);
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.35);
        }

        .btn-signup:hover {
            background: #33F5FF;
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
            transform: translateY(-2px);
        }

        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-white);
            padding: 0.3rem;
        }

        /* ===== HERO ===== */
        .hero-category {
            padding: 8rem 0 4rem;
            background: linear-gradient(160deg, rgba(15, 12, 32, 0.97) 0%, rgba(11, 26, 48, 0.9) 100%),
                        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
        }

        .hero-category::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(0, 240, 255, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-category .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 3.5rem;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.45rem 1.1rem;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.35);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: 1.5rem;
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            font-size: 0.8rem;
        }

        .hero-category h1 {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin-bottom: 1.5rem;
            color: var(--text-white);
        }

        .hero-category h1 .highlight {
            background: linear-gradient(90deg, #CCFF00 0%, #00F0FF 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-silver);
            line-height: 1.7;
            max-width: 520px;
            margin-bottom: 2.2rem;
        }

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

        .btn-primary-hero {
            padding: 0.9rem 2rem;
            font-size: 1rem;
            font-weight: 700;
            color: #0F0C20;
            background: var(--accent-lime);
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 0 25px rgba(204, 255, 0, 0.35);
        }

        .btn-primary-hero:hover {
            background: #D9FF33;
            box-shadow: 0 0 40px rgba(204, 255, 0, 0.6);
            transform: translateY(-3px);
        }

        .btn-outline-hero {
            padding: 0.9rem 2rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1.5px solid rgba(0, 240, 255, 0.5);
            border-radius: 50px;
            transition: all 0.3s ease;
        }

        .btn-outline-hero:hover {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }

        .hero-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-visual img {
            width: 100%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(0, 240, 255, 0.3);
            box-shadow: 0 0 60px rgba(0, 240, 255, 0.2);
            object-fit: cover;
        }

        .floating-stat {
            position: absolute;
            bottom: -1.5rem;
            left: -1rem;
            background: rgba(15, 12, 32, 0.95);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(0, 240, 255, 0.4);
            border-radius: var(--radius-md);
            padding: 1rem 1.3rem;
            box-shadow: var(--shadow-card);
        }

        .floating-stat .stat-num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-lime);
            line-height: 1;
        }

        .floating-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-silver);
        }

        /* ===== SECTIONS ===== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-header {
            margin-bottom: 3rem;
            max-width: 700px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 0.8rem;
        }

        .section-header h2 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-silver);
            line-height: 1.7;
        }

        /* ===== FEATURES ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.8rem;
        }

        .feature-card {
            background: var(--gradient-card);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 2.2rem;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #CCFF00, #00F0FF);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .feature-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
            transform: translateY(-5px);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 1.4rem;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--accent-cyan);
        }

        .feature-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.9rem;
            letter-spacing: -0.01em;
        }

        .feature-card p {
            color: var(--text-silver);
            font-size: 0.98rem;
            line-height: 1.65;
        }

        /* ===== SCENARIOS ===== */
        .scenarios-section {
            background: rgba(11, 26, 48, 0.5);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            border-bottom: 1px solid rgba(0, 240, 255, 0.1);
        }

        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
        }

        .scenario-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            padding: 1.5rem;
            border-radius: var(--radius-md);
            background: rgba(15, 12, 32, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s ease;
        }

        .scenario-item:hover {
            border-color: rgba(204, 255, 0, 0.35);
            background: rgba(20, 17, 39, 0.9);
        }

        .scenario-num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-lime);
            line-height: 1;
            min-width: 40px;
        }

        .scenario-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }

        .scenario-item p {
            font-size: 0.92rem;
            color: var(--text-silver);
            line-height: 1.6;
        }

        /* ===== TESTIMONIAL / PROOF ===== */
        .proof-card {
            background: var(--gradient-card);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 2rem;
            align-items: start;
        }

        .proof-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, #CCFF00, #00F0FF);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: #0F0C20;
            font-weight: 900;
            flex-shrink: 0;
        }

        .proof-quote {
            font-size: 1.2rem;
            line-height: 1.7;
            color: var(--text-white);
            font-style: italic;
            margin-bottom: 1rem;
        }

        .proof-author {
            font-weight: 700;
            color: var(--accent-lime);
        }

        .proof-role {
            font-size: 0.9rem;
            color: var(--text-silver);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            background: rgba(15, 12, 32, 0.6);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item.active {
            border-color: rgba(0, 240, 255, 0.5);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
        }

        .faq-question {
            width: 100%;
            padding: 1.4rem 1.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            text-align: left;
            transition: all 0.3s ease;
        }

        .faq-question:hover {
            color: var(--accent-cyan);
        }

        .faq-question i {
            color: var(--accent-cyan);
            font-size: 1.1rem;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 1.8rem 1.5rem;
            color: var(--text-silver);
            line-height: 1.7;
            font-size: 0.98rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 4.5rem 0;
            background: linear-gradient(135deg, rgba(204, 255, 0, 0.08) 0%, rgba(0, 240, 255, 0.08) 100%);
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
        }

        .cta-box {
            background: var(--gradient-card);
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: 3.5rem 3rem;
            text-align: center;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 2.4rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 1.1rem;
            color: var(--text-silver);
            max-width: 600px;
            margin: 0 auto 2rem;
            position: relative;
            z-index: 1;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: rgba(8, 6, 18, 0.95);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            padding: 4rem 0 0;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 3rem;
        }

        .footer-brand .logo {
            margin-bottom: 1.2rem;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 1.2rem;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--accent-cyan);
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 1.5rem 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(15, 12, 32, 0.8);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(15,12,32,0.85), rgba(15,12,32,0.85)), linear-gradient(135deg, #CCFF00, #00F0FF);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            cursor: pointer;
            transition: all 0.35s ease;
            animation: floatBreath 3s ease-in-out infinite;
        }

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(0, 240, 255, 0.6);
            color: var(--accent-lime);
        }

        .fab-left:active {
            transform: scale(0.95);
        }

        .fab-notif {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 16px;
            height: 16px;
            background: #FF007F;
            border-radius: 50%;
            border: 2px solid #0F0C20;
            animation: blinkNeon 1.5s ease-in-out infinite;
        }

        @keyframes floatBreath {
            0%, 100% { opacity: 0.6; transform: translateY(0); }
            50% { opacity: 1; transform: translateY(-8px); }
        }

        @keyframes blinkNeon {
            0%, 100% { opacity: 1; box-shadow: 0 0 8px #FF007F; }
            50% { opacity: 0.3; box-shadow: 0 0 15px #FF007F; }
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-category h1 {
                font-size: 2.5rem;
            }
            .hero-grid {
                gap: 2.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .section-header h2 {
                font-size: 2rem;
            }
            .cta-box h2 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: 64px;
                flex-wrap: wrap;
                padding: 0 1rem;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: flex-start;
                padding: 1.2rem 1.5rem;
                gap: 0.3rem;
                border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            }

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

            .main-nav li {
                width: 100%;
            }

            .main-nav li a {
                padding: 0.8rem 1rem;
                width: 100%;
                font-size: 1rem;
            }

            .nav-toggle {
                display: block;
            }

            .auth-btns {
                gap: 0.5rem;
            }

            .btn-login, .btn-signup {
                padding: 0.45rem 0.9rem;
                font-size: 0.85rem;
            }

            .hero-category {
                padding: 6rem 0 3rem;
                min-height: auto;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

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

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

            .hero-visual img {
                max-width: 100%;
            }

            .floating-stat {
                bottom: -1rem;
                left: 0.5rem;
                padding: 0.8rem 1rem;
            }

            .floating-stat .stat-num {
                font-size: 1.4rem;
            }

            .section {
                padding: 3.5rem 0;
            }

            .section-header h2 {
                font-size: 1.7rem;
            }

            .feature-card {
                padding: 1.6rem;
            }

            .proof-card {
                grid-template-columns: 1fr;
                gap: 1.2rem;
                padding: 1.8rem;
                text-align: center;
            }

            .proof-avatar {
                margin: 0 auto;
            }

            .faq-question {
                font-size: 0.98rem;
                padding: 1.1rem 1.3rem;
            }

            .faq-answer-inner {
                padding: 0 1.3rem 1.2rem;
                font-size: 0.9rem;
            }

            .cta-box {
                padding: 2.5rem 1.5rem;
            }

            .cta-box h2 {
                font-size: 1.7rem;
            }

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

            .fab-left {
                width: 48px;
                height: 48px;
                left: 1rem;
                bottom: 5rem;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .logo {
                font-size: 1.1rem;
                gap: 0.4rem;
            }

            .logo i {
                font-size: 1.3rem;
            }

            .btn-login {
                padding: 0.4rem 0.7rem;
                font-size: 0.8rem;
            }

            .btn-signup {
                padding: 0.45rem 0.8rem;
                font-size: 0.8rem;
            }

            .hero-category h1 {
                font-size: 1.7rem;
            }

            .hero-actions {
                flex-direction: column;
                gap: 0.8rem;
            }

            .btn-primary-hero, .btn-outline-hero {
                width: 100%;
                text-align: center;
                padding: 0.85rem 1.5rem;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

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

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

            .cta-box {
                padding: 2rem 1.2rem;
            }

            .cta-box h2 {
                font-size: 1.4rem;
            }

            .cta-buttons {
                flex-direction: column;
                gap: 0.8rem;
            }

            .cta-buttons a {
                width: 100%;
            }
        }