:root{
            --bg-card:#171717;--text-primary:#f5f5f5;--text-secondary:#b0b0b0;
            --accent-glow:rgba(255,77,77,0.25);
            --accent-blue:#3ea6ff;--border:#262626;--border-hover:#3a3a3a;
            --glass:rgba(20,20,20,0.75);--radius:16px;
            /* Hover/tint overlays — dark theme lightens with white, light
               theme darkens with black (see theme-toggle.php). Using flat
               rgba(255,255,255,..) here made every hover/ghost-button state
               vanish on a white background in light mode. */
            --hover-subtle:rgba(255,255,255,0.02);
            --hover-tint:rgba(255,255,255,0.06);
            --hover-strong:rgba(255,255,255,0.1);
        }
        body{line-height:1.7;overflow-x:hidden;}

        /* ANIMATIONS */
        @keyframes fadeUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
        @keyframes fadeIn{from{opacity:0}to{opacity:1}}
        @keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
        @keyframes pulse{0%,100%{box-shadow:0 0 0 0 var(--accent-glow)}50%{box-shadow:0 0 0 16px transparent}}
        @keyframes countUp{from{opacity:0;transform:scale(0.5)}to{opacity:1;transform:scale(1)}}
        @keyframes slideRight{from{opacity:0;transform:translateX(-30px)}to{opacity:1;transform:translateX(0)}}
        @keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
        .reveal{opacity:0;transform:translateY(40px);transition:opacity 0.7s cubic-bezier(0.22,1,0.36,1),transform 0.7s cubic-bezier(0.22,1,0.36,1);}
        .reveal.visible{opacity:1;transform:translateY(0);}
        .reveal-delay-1{transition-delay:.1s}.reveal-delay-2{transition-delay:.2s}.reveal-delay-3{transition-delay:.3s}.reveal-delay-4{transition-delay:.4s}

        /* NAV */
        .nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 24px;transition:all .4s cubic-bezier(0.22,1,0.36,1);}
        .nav.scrolled{background:var(--glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);}
        .nav-inner{max-width:1200px;margin:0 auto;height:68px;display:flex;align-items:center;justify-content:space-between;}
        .nav-logo{display:flex;align-items:center;gap:10px;}
        .nav-logo-icon{width:38px;height:38px;background:var(--accent);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:white;box-shadow:0 4px 20px var(--accent-glow);}
        .nav-logo-text{font-size:1.15rem;font-weight:800;letter-spacing:0;}
        .nav-logo-text span{color:var(--accent);}
        .nav-links{display:flex;align-items:center;gap:8px;}
        .nav-link{padding:8px 18px;border-radius:10px;font-size:13px;font-weight:600;color:var(--text-secondary);transition:all .25s;text-decoration:none;}
        .nav-link:hover{color:var(--text-primary);background:var(--hover-tint);}
        .nav-btn{padding:9px 22px;border-radius:10px;font-size:13px;font-weight:700;border:none;cursor:pointer;font-family:inherit;transition:all .3s;text-decoration:none;display:inline-flex;align-items:center;}
        .nav-btn-primary{background:var(--accent);color:white;box-shadow:0 4px 20px var(--accent-glow);}
        .nav-btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 8px 30px var(--accent-glow);}
        .nav-btn-outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border);}
        .nav-btn-outline:hover{background:var(--hover-tint);color:var(--text-primary);border-color:var(--border-hover);}
        .nav-avatar{position:relative;width:34px;height:34px;flex-shrink:0;}
        .nav-avatar-ring{position:absolute;inset:0;border-radius:50%;padding:2px;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;}
        .nav-avatar-img{width:100%;height:100%;border-radius:50%;overflow:hidden;}
        .nav-avatar-img img{width:100%;height:100%;object-fit:cover;display:block;}
        .nav-avatar.t1 .nav-avatar-ring{background:#555;}
        .nav-avatar.t2 .nav-avatar-ring{background:linear-gradient(135deg,#3ea6ff,#1a73e8,#8ab4f8);}
        .nav-avatar.t2{filter:drop-shadow(0 0 4px rgba(62,166,255,0.3));}
        .nav-avatar.t3 .nav-avatar-ring{background:conic-gradient(#ff4d4d,#ff8c42,#ff4d4d,#e74c3c,#ff6b6b,#ff4d4d);animation:navRingSpin 3s linear infinite;}
        .nav-avatar.t3{filter:drop-shadow(0 0 5px rgba(255,77,77,0.35));}
        @keyframes navRingSpin{to{transform:rotate(360deg);}}
        .nav-avatar.t4 .nav-avatar-ring{background:conic-gradient(#f1c40f,#ff6b35,#e74c3c,#9b59b6,#3ea6ff,#2ecc71,#f1c40f);animation:navRingSpin 2.5s linear infinite;}
        .nav-avatar.t4{filter:drop-shadow(0 0 8px rgba(241,196,15,0.45));}
        .nav-user-wrap{position:relative;}
        .nav-user-btn{display:flex;align-items:center;gap:8px;padding:4px 14px 4px 6px;border-radius:24px;border:1px solid var(--border);background:none;cursor:pointer;transition:all .15s;color:inherit;font-family:inherit;}
        .nav-user-btn:hover{background:var(--hover-tint);border-color:var(--border-hover);}
        .nav-user-name{font-size:13px;font-weight:600;color:var(--text-secondary);}
        .nav-user-chevron{color:var(--text-muted);transition:transform .2s;}
        .nav-user-wrap.open .nav-user-chevron{transform:rotate(180deg);}
        .nav-user-dropdown{display:none;position:absolute;top:calc(100% + 6px);left:0;right:auto;min-width:180px;background:var(--glass,rgba(15,15,15,0.95));backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:12px;box-shadow:0 8px 28px rgba(0,0,0,0.45);z-index:1002;overflow:hidden;padding:6px;}
        .nav-user-wrap.open .nav-user-dropdown{display:block;animation:navDDFade .15s ease;}
        @keyframes navDDFade{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
        .nav-user-dropdown a{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-secondary);text-decoration:none;transition:all .12s;}
        .nav-user-dropdown a:hover{background:var(--hover-tint);color:var(--text-primary);}
        .nav-user-dropdown a svg{flex-shrink:0;}
        .nav-dd-sep{height:1px;background:var(--border);margin:4px 0;}
        .nav-dd-logout{color:#e74c3c !important;}
        .nav-dd-logout:hover{background:rgba(231,76,60,0.08) !important;}

        /* Mobile hamburger */
        .nav-hamburger{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:none;cursor:pointer;color:var(--text-secondary);transition:all .2s;}
        .nav-hamburger:hover{color:var(--text-primary);background:var(--hover-tint);}
        .nav-hamburger svg{width:22px;height:22px;}

        /* Mobile drawer */
        .nav-mobile-drawer{display:none;position:fixed;top:68px;right:0;left:0;background:rgba(15,15,15,0.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:12px 16px 16px;z-index:999;box-shadow:0 12px 40px rgba(0,0,0,0.6);animation:navDrawerSlide .25s ease;}
        .nav-mobile-drawer.open{display:block;}
        @keyframes navDrawerSlide{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}
        .nav-mobile-drawer a,.nav-mobile-drawer div.nav-drawer-item{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text-secondary);text-decoration:none;transition:all .15s;}
        .nav-mobile-drawer a:hover,.nav-mobile-drawer a:active{color:var(--text-primary);background:var(--hover-tint);}
        .nav-mobile-drawer svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}
        .nav-drawer-sep{height:1px;background:var(--border);margin:6px 0;}
        .nav-drawer-user{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:10px;background:var(--hover-subtle);}
        .nav-drawer-user .nav-avatar{width:38px;height:38px;flex-shrink:0;}
        .nav-drawer-user-info{flex:1;min-width:0;}
        .nav-drawer-user-name{font-size:14px;font-weight:700;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
        .nav-drawer-user-role{font-size:11px;color:var(--text-muted);}
        .nav-drawer-actions{display:flex;gap:8px;margin-top:12px;}
        .nav-drawer-actions .nav-btn{flex:1;justify-content:center;padding:10px 16px;font-size:14px;}
        .nav-mobile-backdrop{display:none;position:fixed;inset:0;top:68px;background:rgba(0,0,0,0.4);z-index:998;}
        .nav-mobile-backdrop.open{display:block;}

        @media(max-width:768px){
            .nav-links{display:none;}
            .nav-hamburger{display:flex;}
            .nav-inner{height:56px;}
            .nav-mobile-drawer{top:56px;}
            .nav-mobile-backdrop{top:56px;}
            .nav-user-wrap{display:none;}
        }

        /* HERO */
        .hero{min-height:100vh;display:flex;align-items:center;padding:100px 24px 60px;position:relative;overflow:hidden;}
        .hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(255,77,77,0.08) 0%,transparent 60%),radial-gradient(ellipse at 70% 80%,rgba(62,166,255,0.05) 0%,transparent 50%);}
        .hero-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;width:100%;}
        .hero-content{animation:fadeUp .8s ease-out;}
        .hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:rgba(255,77,77,0.08);border:1px solid rgba(255,77,77,0.15);border-radius:100px;font-size:13px;font-weight:600;color:var(--accent);margin-bottom:20px;backdrop-filter:blur(8px);}
        .hero-badge svg{width:16px;height:16px;fill:var(--accent);}
        .hero-badge .dot{width:6px;height:6px;background:var(--accent);border-radius:50%;animation:pulse 2s infinite;}
        .hero-title{font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1.3;margin-bottom:16px;letter-spacing:0;}
        .hero-title .highlight{background:linear-gradient(135deg,var(--accent),#ff8c42);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
        .hero-subtitle{font-size:16px;color:var(--text-secondary);margin-bottom:36px;max-width:500px;line-height:1.9;}
        .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;}
        .btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 32px;border-radius:10px;font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;border:none;transition:all .3s cubic-bezier(0.22,1,0.36,1);}
        .btn-hero-primary{background:var(--accent);color:white;box-shadow:0 8px 32px var(--accent-glow);}
        .btn-hero-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 12px 40px rgba(255,77,77,0.35);}
        .btn-hero-primary svg{width:18px;height:18px;fill:white;}
        .btn-hero-ghost{background:var(--hover-tint);color:var(--text-primary);border:1px solid var(--border);}
        .btn-hero-ghost:hover{background:var(--hover-strong);border-color:var(--border-hover);}
        .btn-hero-ghost svg{width:18px;height:18px;fill:var(--text-secondary);}
        .hero-trust{display:flex;align-items:center;gap:16px;font-size:12px;color:var(--text-muted);}
        .hero-trust-avatars{display:flex;}
        .hero-trust-avatars .av{width:28px;height:28px;border-radius:50%;border:2px solid var(--bg-primary);margin-right:-8px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:white;}
        .hero-trust-avatars .av:nth-child(1){background:#e74c3c;}
        .hero-trust-avatars .av:nth-child(2){background:#3498db;}
        .hero-trust-avatars .av:nth-child(3){background:#2ecc71;}
        .hero-trust-avatars .av:nth-child(4){background:#f39c12;}
        .hero-trust-avatars .av:nth-child(5){background:var(--bg-tertiary);color:var(--text-muted);font-size:9px;}

        /* HERO IMAGE */
        .hero-visual{position:relative;animation:fadeUp .8s ease-out .2s both;}
        .hero-img-wrap{position:relative;border-radius:24px;overflow:hidden;box-shadow:0 40px 80px rgba(0,0,0,0.5);border:1px solid var(--border);}
        .hero-img-wrap img{width:100%;height:auto;display:block;}
        .hero-img-wrap::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(10,10,10,0.6) 100%);}
        .hero-float-card{position:absolute;background:var(--glass);backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:14px;padding:14px 18px;animation:float 4s ease-in-out infinite;z-index:2;}
        .hero-float-card.card-1{bottom:20px;right:-30px;animation-delay:0s;}
        .hero-float-card.card-2{top:20px;left:-20px;animation-delay:1s;}
        .float-card-row{display:flex;align-items:center;gap:10px;}
        .float-card-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
        .float-card-icon svg{width:18px;height:18px;}
        .float-card-icon.red{background:rgba(255,77,77,0.15);}
        .float-card-icon.red svg{fill:var(--accent);}
        .float-card-icon.blue{background:rgba(62,166,255,0.15);}
        .float-card-icon.blue svg{fill:var(--accent-blue);}
        .float-card-icon.green{background:rgba(46,204,113,0.15);}
        .float-card-icon.green svg{fill:var(--success);}
        .float-card-val{font-size:16px;font-weight:800;}
        .float-card-label{font-size:11px;color:var(--text-muted);}

        /* STATS BAR */
        .stats-bar{padding:0 24px;margin-top:-40px;position:relative;z-index:10;}
        .stats-inner{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--border);border-radius:20px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,0.4);border:1px solid var(--border);}
        .stat-item{background:var(--bg-secondary);padding:28px 20px;text-align:center;transition:background .3s;}
        .stat-item:hover{background:var(--bg-tertiary);}
        .stat-num{font-size:2rem;font-weight:900;color:var(--accent);margin-bottom:4px;}
        .stat-label{font-size:13px;color:var(--text-muted);font-weight:500;}

        /* FEATURES */
        .features{padding:100px 24px;position:relative;}
        .features::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:200px;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);}
        .features-inner{max-width:1200px;margin:0 auto;}
        .section-header{text-align:center;margin-bottom:56px;}
        .section-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:0;margin-bottom:12px;}
        .section-label svg{width:14px;height:14px;fill:var(--accent);}
        .section-heading{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:900;letter-spacing:0;}
        .section-subheading{font-size:15px;color:var(--text-muted);margin-top:12px;max-width:500px;margin-left:auto;margin-right:auto;}
        .features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
        .feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:20px;overflow:hidden;transition:all .4s cubic-bezier(0.22,1,0.36,1);position:relative;}
        .feature-card:hover{transform:translateY(-6px);border-color:var(--border-hover);box-shadow:0 20px 60px rgba(0,0,0,0.3);}
        .feature-card-img{height:220px;overflow:hidden;position:relative;}
        .feature-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(0.22,1,0.36,1);}
        .feature-card:hover .feature-card-img img{transform:scale(1.08);}
        .feature-card-img::after{content:'';position:absolute;bottom:0;left:0;right:0;height:60%;background:linear-gradient(transparent,var(--bg-card));}
        .feature-card-body{padding:24px;}
        .feature-card-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
        .feature-card-icon svg{width:22px;height:22px;}
        .feature-card-icon.red{background:rgba(255,77,77,0.12);}
        .feature-card-icon.red svg{fill:var(--accent);}
        .feature-card-icon.blue{background:rgba(62,166,255,0.12);}
        .feature-card-icon.blue svg{fill:var(--accent-blue);}
        .feature-card-icon.green{background:rgba(46,204,113,0.12);}
        .feature-card-icon.green svg{fill:var(--success);}
        .feature-card h3{font-size:16px;font-weight:700;margin-bottom:8px;}
        .feature-card p{font-size:13px;color:var(--text-muted);line-height:1.8;}

        /* ABOUT */
        .about{padding:100px 24px;position:relative;}
        .about-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
        .about-images{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
        .about-img{border-radius:16px;overflow:hidden;border:1px solid var(--border);transition:all .4s;aspect-ratio:1/1;}
        .about-img:hover{transform:scale(1.03);border-color:var(--border-hover);}
        .about-img:nth-child(1){grid-row:1/3;}
        .about-img img{width:100%;height:100%;object-fit:cover;}
        .about-content h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:900;margin-bottom:20px;letter-spacing:0;}
        .about-content p{font-size:14px;color:var(--text-secondary);line-height:2;margin-bottom:24px;}
        .about-checks{display:flex;flex-direction:column;gap:12px;}
        .about-check{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600;color:var(--text-secondary);}
        .about-check-icon{width:32px;height:32px;border-radius:10px;background:rgba(46,204,113,0.12);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
        .about-check-icon svg{width:16px;height:16px;fill:var(--success);}

        /* PRICING */
        .pricing{padding:100px 24px;position:relative;}
        .pricing::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:200px;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);}
        .pricing-inner{max-width:520px;margin:0 auto;}
        .price-card{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;padding:36px;position:relative;overflow:hidden;transition:all .4s;}
        .price-card:hover{border-color:rgba(255,77,77,0.3);box-shadow:0 20px 60px rgba(255,77,77,0.08);}
        .price-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),#ff8c42);}
        .price-card-title{font-size:15px;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:8px;}
        .price-card-title svg{width:20px;height:20px;fill:var(--accent);}
        .price-row{display:flex;align-items:baseline;gap:10px;margin-bottom:4px;}
        .price-current{font-size:2.8rem;font-weight:900;background:linear-gradient(135deg,var(--accent),#ff8c42);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
        .price-currency{font-size:16px;color:var(--text-secondary);font-weight:600;}
        .price-original{font-size:14px;color:var(--text-muted);text-decoration:line-through;}
        .price-discount{display:inline-block;padding:4px 12px;background:rgba(46,204,113,0.12);color:var(--success);font-size:12px;font-weight:700;border-radius:8px;margin-bottom:20px;}
        .price-card hr{border:none;border-top:1px solid var(--border);margin:20px 0;}
        .price-features{list-style:none;margin-bottom:24px;}
        .price-features li{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:14px;color:var(--text-secondary);}
        .price-features li svg{width:18px;height:18px;fill:var(--success);flex-shrink:0;}
        .btn-buy{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px;background:var(--accent);color:white;border:none;border-radius:14px;font-family:inherit;font-size:16px;font-weight:800;cursor:pointer;transition:all .3s cubic-bezier(0.22,1,0.36,1);box-shadow:0 8px 32px var(--accent-glow);}
        .btn-buy:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 12px 40px rgba(255,77,77,0.35);}
        .btn-buy svg{width:20px;height:20px;fill:white;}
        .btn-buy.purchased{background:var(--success);box-shadow:0 8px 32px rgba(46,204,113,0.25);}

        /* SYLLABUS */
        .syllabus{padding:100px 24px;}
        .syllabus-inner{max-width:800px;margin:0 auto;}
        .syllabus-list{display:flex;flex-direction:column;gap:6px;}
        .syllabus-item{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:all .3s;}
        .syllabus-item:hover{border-color:var(--border-hover);}
        .syllabus-item.open{border-color:rgba(255,77,77,0.2);box-shadow:0 8px 32px rgba(0,0,0,0.2);}
        .syllabus-header{display:flex;align-items:center;gap:14px;padding:16px 20px;cursor:pointer;transition:background .2s;user-select:none;}
        .syllabus-header:hover{background:var(--hover-subtle);}
        .syllabus-num{width:34px;height:34px;min-width:34px;background:var(--bg-tertiary);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--text-muted);transition:all .3s;}
        .syllabus-item.open .syllabus-num{background:var(--accent);color:white;}
        .syllabus-info{flex:1;min-width:0;}
        .syllabus-name{font-size:14px;font-weight:600;}
        .syllabus-meta{font-size:12px;color:var(--text-muted);margin-top:2px;display:flex;align-items:center;gap:6px;}
        .syllabus-meta svg{width:12px;height:12px;fill:var(--text-muted);}
        .syllabus-arrow{width:20px;height:20px;fill:var(--text-muted);transition:transform .35s cubic-bezier(0.22,1,0.36,1);flex-shrink:0;}
        .syllabus-item.open .syllabus-arrow{transform:rotate(90deg);fill:var(--accent);}
        .syllabus-total{margin-top:20px;padding:18px 24px;background:linear-gradient(135deg,rgba(255,77,77,0.06),rgba(62,166,255,0.04));border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:700;}
        .syllabus-total-label{color:var(--text-secondary);}
        .syllabus-total-val{color:var(--accent);}

        /* FOOTER */
        .footer{padding:56px 24px 32px;border-top:1px solid var(--border);background:var(--bg-secondary);}
        .footer-inner{max-width:1200px;margin:0 auto;}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
        .footer-brand{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;}
        .footer-brand-icon{width:36px;height:36px;background:var(--accent);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:900;color:white;flex-shrink:0;}
        .footer-brand-text{font-size:15px;font-weight:800;}
        .footer-brand-text span{color:var(--accent);}
        .footer-desc{font-size:12px;color:var(--text-muted);line-height:1.9;max-width:280px;}
        .footer-social{display:flex;gap:10px;margin-top:16px;}
        .footer-social a{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all .15s;}
        .footer-social a:hover{border-color:var(--accent);color:var(--accent);background:rgba(255,77,77,0.06);}
        .footer-social a svg{width:16px;height:16px;}
        .footer-col-title{font-size:13px;font-weight:800;margin-bottom:14px;color:var(--text-primary);}
        .footer-links{list-style:none;}
        .footer-links li{margin-bottom:8px;}
        .footer-links a{font-size:12px;color:var(--text-muted);transition:color .15s;display:flex;align-items:center;gap:6px;}
        .footer-links a:hover{color:var(--accent);}
        .footer-links a svg{width:14px;height:14px;flex-shrink:0;}
        .footer-contact-item{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted);margin-bottom:10px;}
        .footer-contact-item a{color:var(--text-muted);transition:color .15s;}
        .footer-contact-item a:hover{color:var(--accent);}
        .footer-contact-item svg{width:14px;height:14px;flex-shrink:0;color:var(--text-muted);}
        .footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;}
        .footer-copy{font-size:11px;color:var(--text-muted);}
        .footer-payment{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--text-muted);}
        .footer-payment-icons{display:flex;gap:6px;}
        .footer-payment-icon{background:var(--bg-card);border:1px solid var(--border);border-radius:6px;padding:4px 8px;font-size:10px;font-weight:700;color:var(--text-muted);}
        @media(max-width:768px){
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
        }
        @media(max-width:480px){
            .footer-grid{grid-template-columns:1fr;gap:24px;}
            .footer-bottom{justify-content:center;text-align:center;flex-direction:column;}
        }

        /* MOBILE */
        @media(max-width:900px){
            .hero-inner{grid-template-columns:1fr;gap:40px;}
            .hero-visual{order:-1;}
            .hero-float-card.card-1{right:10px;bottom:10px;}
            .hero-float-card.card-2{left:10px;top:10px;}
            .stats-inner{grid-template-columns:repeat(2,1fr);}
            .features-grid{grid-template-columns:1fr;}
            .about-inner{grid-template-columns:1fr;gap:40px;}
            .about-images{order:-1;}
            .footer-grid{grid-template-columns:1fr;}
        }
        @media(max-width:480px){
            .hero{padding:80px 16px 40px;}
            .hero-cta{flex-direction:column;}
            .btn-hero{justify-content:center;}
            .stats-inner{grid-template-columns:repeat(2,1fr);}
            .stat-item{padding:20px 14px;}
            .stat-num{font-size:1.4rem;}
            .hero-float-card{display:none;}
            .about-images{grid-template-columns:1fr;}
            .about-img:nth-child(1){grid-row:auto;}
        }