/* ============================================================
   DataSkillLab — Master Design System
   Theme: Dark Cinematic Edtech
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-0:#050608; --bg-1:#0c0e12; --bg-2:#12151c; --bg-3:#1a1e28; --bg-card:#141720;
  --cyan:#00d4d4; --cyan-dim:#00a8a8; --cyan-glow:rgba(0,212,212,0.12);
  --orange:#f5a623; --orange-dim:#c8861a; --orange-glow:rgba(245,166,35,0.12);
  --red:#e63946; --green:#28c840; --white:#ffffff;
  --gray-1:#e8eaf0; --gray-2:#9ca3b0; --gray-3:#4a5168; --gray-4:#272b38; --gray-5:#1a1e28;
  --font-display:'Syne',sans-serif; --font-body:'DM Sans',sans-serif; --font-mono:'JetBrains Mono',monospace;
  --r:12px; --r-lg:20px; --r-xl:32px;
  --shadow-card:0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow:0 0 40px rgba(0,212,212,0.15);
  --t:0.3s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{background:var(--bg-0);color:var(--gray-1);font-family:var(--font-body);font-size:16px;line-height:1.65;overflow-x:hidden}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg-1)}::-webkit-scrollbar-thumb{background:var(--cyan-dim);border-radius:3px}
img{max-width:100%;display:block}a{text-decoration:none;color:inherit}
h1,h2,h3,h4,h5{font-family:var(--font-display);line-height:1.1;color:var(--white)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container--wide{max-width:1400px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}.section--sm{padding:56px 0}

/* ── TYPOGRAPHY ── */
.h-xl{font-size:clamp(40px,6vw,72px);font-weight:800;letter-spacing:-0.02em}
.h-lg{font-size:clamp(30px,4vw,48px);font-weight:700;letter-spacing:-0.02em}
.h-md{font-size:clamp(22px,3vw,32px);font-weight:700}
.h-sm{font-size:clamp(18px,2vw,22px);font-weight:600}
.text-cyan{color:var(--cyan)}.text-orange{color:var(--orange)}.text-gray{color:var(--gray-2)}
.text-muted{color:var(--gray-3)}.text-center{text-align:center}.text-white{color:var(--white)}

/* gradient text */
.grad-text{background:linear-gradient(135deg,var(--cyan) 0%,#00ffff 50%,var(--orange) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── TAG / CHIP ── */
.tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:0.12em;text-transform:uppercase;color:var(--cyan);background:var(--cyan-glow);border:1px solid rgba(0,212,212,0.2);padding:6px 14px;border-radius:100px;margin-bottom:20px}
.tag::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--cyan);display:inline-block;animation:pulse 2s infinite}
.tag-orange{color:var(--orange);background:var(--orange-glow);border-color:rgba(245,166,35,0.2)}
.tag-orange::before{background:var(--orange)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:600;font-size:15px;padding:13px 26px;border-radius:10px;border:none;cursor:pointer;transition:var(--t);text-decoration:none;position:relative;overflow:hidden;white-space:nowrap}
.btn-primary{background:var(--cyan);color:var(--bg-0);box-shadow:0 0 30px rgba(0,212,212,0.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 50px rgba(0,212,212,0.45);color:var(--bg-0)}
.btn-orange{background:var(--orange);color:var(--bg-0);box-shadow:0 0 30px rgba(245,166,35,0.25)}
.btn-orange:hover{transform:translateY(-2px);box-shadow:0 0 50px rgba(245,166,35,0.45);color:var(--bg-0)}
.btn-secondary{background:transparent;color:var(--white);border:1.5px solid var(--gray-3)}
.btn-secondary:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,0.05);color:var(--white);border:1px solid var(--gray-4)}
.btn-ghost:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px)}
.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{opacity:.85}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:8px}
.btn-lg{padding:16px 32px;font-size:17px}
.btn-full{width:100%;justify-content:center}
.btn-icon{width:40px;height:40px;padding:0;border-radius:10px;justify-content:center}

/* ── CARDS ── */
.card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden;transition:var(--t)}
.card:hover{border-color:rgba(0,212,212,0.25);box-shadow:var(--shadow-card)}
.card-body{padding:24px}
.card-hover:hover{transform:translateY(-4px)}

/* ── BADGES ── */
.badge{display:inline-flex;align-items:center;gap:5px;font-family:var(--font-mono);font-size:10px;letter-spacing:0.06em;text-transform:uppercase;padding:4px 10px;border-radius:6px;font-weight:500}
.badge-cyan{background:rgba(0,212,212,0.12);color:var(--cyan);border:1px solid rgba(0,212,212,0.25)}
.badge-orange{background:rgba(245,166,35,0.12);color:var(--orange);border:1px solid rgba(245,166,35,0.25)}
.badge-red{background:rgba(230,57,70,0.12);color:var(--red);border:1px solid rgba(230,57,70,0.25)}
.badge-green{background:rgba(40,200,64,0.12);color:var(--green);border:1px solid rgba(40,200,64,0.25)}
.badge-gray{background:var(--bg-3);color:var(--gray-2);border:1px solid var(--gray-4)}
.badge-success{background:rgba(40,200,64,0.12);color:var(--green);border:1px solid rgba(40,200,64,0.25)}
.badge-warning{background:rgba(245,166,35,0.12);color:var(--orange);border:1px solid rgba(245,166,35,0.25)}
.badge-danger{background:rgba(230,57,70,0.12);color:var(--red);border:1px solid rgba(230,57,70,0.25)}
.badge-info{background:rgba(0,212,212,0.12);color:var(--cyan);border:1px solid rgba(0,212,212,0.25)}
.badge-secondary{background:var(--bg-3);color:var(--gray-2);border:1px solid var(--gray-4)}

/* ── FORMS ── */
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--gray-2);margin-bottom:8px;font-family:var(--font-mono);letter-spacing:0.05em;text-transform:uppercase}
.form-control{width:100%;background:var(--bg-2);border:1.5px solid var(--gray-4);color:var(--white);border-radius:10px;padding:12px 16px;font-size:15px;font-family:var(--font-body);transition:var(--t);outline:none}
.form-control:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,212,212,0.1)}
.form-control::placeholder{color:var(--gray-3)}
.form-control option{background:var(--bg-2)}
textarea.form-control{min-height:120px;resize:vertical}
.form-control.error{border-color:var(--red)}
.form-text{font-size:12px;color:var(--gray-3);margin-top:5px}
.form-error{font-size:12px;color:var(--red);margin-top:5px;display:flex;align-items:center;gap:4px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.checkbox-group{display:flex;align-items:center;gap:10px}
.checkbox-group input[type=checkbox]{width:18px;height:18px;accent-color:var(--cyan)}

/* ── ALERTS ── */
.alert{padding:14px 18px;border-radius:10px;font-size:14px;display:flex;align-items:flex-start;gap:10px;margin-bottom:20px}
.alert i{margin-top:2px;flex-shrink:0}
.alert-success{background:rgba(40,200,64,0.08);border:1px solid rgba(40,200,64,0.2);color:#5cdb6a}
.alert-error{background:rgba(230,57,70,0.08);border:1px solid rgba(230,57,70,0.2);color:#ff6b77}
.alert-info{background:rgba(0,212,212,0.08);border:1px solid rgba(0,212,212,0.2);color:var(--cyan)}
.alert-warning{background:rgba(245,166,35,0.08);border:1px solid rgba(245,166,35,0.2);color:var(--orange)}

/* ── SECTION HEADER ── */
.section-header{text-align:center;margin-bottom:56px}
.section-header p{font-size:17px;color:var(--gray-2);margin-top:14px;max-width:560px;margin-left:auto;margin-right:auto;font-weight:300}

/* ── DIVIDER ── */
.divider{height:1px;background:var(--gray-4);margin:40px 0}

/* ── PROGRESS BAR ── */
.progress-bar{height:6px;background:var(--bg-3);border-radius:3px;overflow:hidden}
.progress-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--cyan-dim),var(--cyan));transition:width 0.5s ease}
.progress-fill-orange{background:linear-gradient(90deg,var(--orange-dim),var(--orange))}

/* ── NAVBAR ── */
.navbar{position:fixed;top:0;left:0;right:0;z-index:900;padding:0 24px;transition:var(--t)}
.navbar.scrolled{background:rgba(5,6,8,0.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--gray-4)}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:70px}
.nav-logo img{height: 85px;width:auto;margin-top: 15px;}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-link{font-family:var(--font-body);font-weight:500;font-size:14.5px;color:var(--gray-2);padding:8px 12px;border-radius:8px;text-decoration:none;transition:var(--t);display:flex;align-items:center;gap:4px;cursor:pointer;background:none;border:none;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--white);background:rgba(255,255,255,0.06)}
.nav-link i{font-size:10px;transition:transform .3s}
.nav-item:hover .nav-link i{transform:rotate(180deg)}
.dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);background:var(--bg-2);border:1px solid var(--gray-4);border-radius:var(--r);padding:8px;min-width:220px;opacity:0;pointer-events:none;transition:all .25s ease;box-shadow:0 20px 60px rgba(0,0,0,0.5)}
.nav-item:hover .dropdown{opacity:1;pointer-events:all;transform:translateX(-50%) translateY(0)}
.dropdown a{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:8px;font-size:14px;color:var(--gray-2);transition:var(--t);white-space:nowrap}
.dropdown a:hover{background:rgba(0,212,212,0.08);color:var(--cyan)}
.dropdown a i{width:16px;text-align:center;color:var(--cyan)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:9px 18px;font-size:14px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.hamburger span{width:22px;height:2px;background:var(--white);border-radius:2px;transition:var(--t);display:block}

/* ── MOBILE NAV ── */
.mobile-nav{display:none;position:fixed;inset:0;background:var(--bg-0);z-index:950;padding:88px 24px 40px;flex-direction:column;gap:4px;overflow-y:auto;animation:slideIn .3s ease}
.mobile-nav.open{display:flex}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
.mobile-close{position:absolute;top:20px;right:20px;background:var(--bg-2);border:1px solid var(--gray-4);border-radius:10px;color:var(--white);font-size:18px;cursor:pointer;padding:10px 14px}
.mobile-nav-link{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--gray-2);padding:14px 0;border-bottom:1px solid var(--gray-5);display:flex;align-items:center;justify-content:space-between}
.mobile-nav-link:hover{color:var(--cyan)}

/* ── HERO ── */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:70px}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,212,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,212,0.025) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,black 30%,transparent 100%)}
.hero-orb{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}
.hero-orb-1{width:500px;height:500px;top:-80px;right:-80px;background:radial-gradient(circle,rgba(0,212,212,0.1) 0%,transparent 70%);animation:orbFloat 8s ease-in-out infinite}
.hero-orb-2{width:350px;height:350px;bottom:60px;left:-80px;background:radial-gradient(circle,rgba(245,166,35,0.07) 0%,transparent 70%);animation:orbFloat 10s ease-in-out infinite reverse}
@keyframes orbFloat{0%,100%{transform:translate(0,0)}33%{transform:translate(18px,-18px)}66%{transform:translate(-12px,12px)}}
.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,212,212,0.07);border:1px solid rgba(0,212,212,0.2);border-radius:100px;padding:7px 16px;margin-bottom:24px;font-family:var(--font-mono);font-size:12px;color:var(--cyan)}
.hero-badge .dot{width:7px;height:7px;background:var(--cyan);border-radius:50%;animation:pulse 1.5s infinite}
.hero-subtitle{font-size:18px;color:var(--gray-2);line-height:1.7;margin-bottom:32px;font-weight:300;max-width:520px}
.hero-tools{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}
.hero-tool{display:flex;align-items:center;gap:7px;background:var(--bg-2);border:1px solid var(--gray-4);border-radius:8px;padding:7px 12px;font-family:var(--font-mono);font-size:12px;color:var(--gray-2);transition:var(--t)}
.hero-tool:hover{border-color:var(--cyan);color:var(--cyan)}
.hero-tool img{width:18px;height:18px;object-fit:contain}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:flex;gap:32px;flex-wrap:wrap}
.hero-stat-num{font-family:var(--font-display);font-size:26px;font-weight:800;color:var(--white);line-height:1}
.hero-stat-num span{color:var(--cyan)}
.hero-stat-label{font-size:12px;color:var(--gray-3);margin-top:4px}

/* Dashboard mockup */
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center}
.hero-dashboard{width:100%;max-width:500px;background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-xl);overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,0.6),0 0 0 1px rgba(0,212,212,0.04);animation:heroFloat 6s ease-in-out infinite}
@keyframes heroFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.dash-header{background:var(--bg-2);padding:12px 18px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--gray-4)}
.dash-dots{display:flex;gap:5px}.dash-dots span{width:9px;height:9px;border-radius:50%}
.dash-dots span:nth-child(1){background:#ff5f57}.dash-dots span:nth-child(2){background:#febc2e}.dash-dots span:nth-child(3){background:#28c840}
.dash-title{font-family:var(--font-mono);font-size:11px;color:var(--gray-3);margin-left:6px}
.dash-body{padding:18px}
.hero-float-badge{position:absolute;background:var(--bg-card);border:1px solid var(--gray-4);border-radius:14px;padding:12px 16px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-card);font-size:13px;z-index:3}
.hero-float-badge.badge-1{top:20px;left:-60px;animation:badgeFloat 4s ease-in-out infinite}
.hero-float-badge.badge-2{bottom:40px;right:-50px;animation:badgeFloat 5s ease-in-out infinite 1.2s}
@keyframes badgeFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* ── MARQUEE ── */
.marquee-section{padding:24px 0;background:var(--bg-1);border-top:1px solid var(--gray-4);border-bottom:1px solid var(--gray-4);overflow:hidden}
.marquee-track{display:flex;gap:56px;animation:marquee 28s linear infinite;width:max-content}
.marquee-item{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:13px;color:var(--gray-3);white-space:nowrap}
.marquee-item i{color:var(--cyan)}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ── STATS ── */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--gray-4);border-radius:var(--r-lg);overflow:hidden}
.stat-item{background:var(--bg-1);padding:40px 28px;text-align:center;transition:var(--t);position:relative}
.stat-item::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--cyan);transition:width .4s}
.stat-item:hover{background:var(--bg-2)}.stat-item:hover::after{width:60%}
.stat-number{font-family:var(--font-display);font-size:48px;font-weight:800;color:var(--white);line-height:1;margin-bottom:8px}
.stat-label{font-size:14px;color:var(--gray-2)}.stat-icon{font-size:24px;margin-bottom:14px}

/* ── COURSE CARDS ── */
.courses-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.course-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden;transition:var(--t);display:flex;flex-direction:column}
.course-card:hover{transform:translateY(-5px);border-color:rgba(0,212,212,0.25);box-shadow:0 20px 60px rgba(0,0,0,0.4),0 0 30px rgba(0,212,212,0.05)}
.course-thumb{position:relative;overflow:hidden;height:180px}
.course-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.course-card:hover .course-thumb img{transform:scale(1.06)}
.course-thumb-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(5,6,8,.8) 0%,transparent 60%)}
.course-badge{position:absolute;top:12px;left:12px;font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:6px;font-weight:500}
.badge-free{background:rgba(0,212,212,.12);color:var(--cyan);border:1px solid rgba(0,212,212,.25)}
.badge-paid{background:rgba(245,166,35,.12);color:var(--orange);border:1px solid rgba(245,166,35,.25)}
.badge-live{background:rgba(230,57,70,.12);color:var(--red);border:1px solid rgba(230,57,70,.25)}
.course-play{position:absolute;bottom:12px;right:12px;width:38px;height:38px;border-radius:50%;background:rgba(0,212,212,.18);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;color:var(--cyan);transition:var(--t);opacity:0;transform:scale(.8)}
.course-card:hover .course-play{opacity:1;transform:scale(1)}
.course-body{padding:20px;flex:1;display:flex;flex-direction:column}
.course-tool{font-family:var(--font-mono);font-size:11px;color:var(--cyan);text-transform:uppercase;letter-spacing:.1em;margin-bottom:7px}
.course-title{font-family:var(--font-display);font-size:17px;font-weight:700;color:var(--white);margin-bottom:9px;line-height:1.3}
.course-desc{font-size:13.5px;color:var(--gray-2);line-height:1.6;margin-bottom:14px;flex:1}
.course-meta{display:flex;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.course-meta span{font-size:12px;color:var(--gray-3);display:flex;align-items:center;gap:4px}
.course-meta i{color:var(--cyan);font-size:11px}
.course-footer{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--gray-4)}
.course-price{font-family:var(--font-display);font-size:21px;font-weight:700;color:var(--white)}
.course-price .orig{font-size:13px;color:var(--gray-3);font-weight:400;text-decoration:line-through;margin-left:4px}
.course-price.free{color:var(--cyan)}
.course-btn{font-family:var(--font-display);font-size:13px;font-weight:600;padding:8px 16px;border-radius:8px;transition:var(--t);border:none;cursor:pointer}
.course-btn-cyan{background:var(--cyan);color:var(--bg-0)}.course-btn-cyan:hover{box-shadow:0 0 20px rgba(0,212,212,.35)}
.course-btn-outline{border:1.5px solid var(--gray-3);color:var(--white);background:transparent}.course-btn-outline:hover{border-color:var(--cyan);color:var(--cyan)}

/* ── TABS ── */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:40px}
.tab-btn{padding:9px 20px;border-radius:100px;font-size:14px;font-weight:500;cursor:pointer;transition:var(--t);border:1.5px solid var(--gray-4);color:var(--gray-2);background:transparent;font-family:var(--font-body)}
.tab-btn.active,.tab-btn:hover{background:var(--cyan);border-color:var(--cyan);color:var(--bg-0)}
.tabs-center{justify-content:center}

/* ── TESTIMONIALS ── */
.testi-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);padding:26px;transition:var(--t)}
.testi-card:hover{border-color:rgba(0,212,212,.18);transform:translateY(-4px)}
.testi-quote{font-size:44px;color:var(--cyan);opacity:.14;font-family:Georgia,serif;line-height:1;margin-bottom:10px}
.testi-stars{display:flex;gap:3px;margin-bottom:14px}.testi-stars i{color:var(--orange);font-size:13px}
.testi-text{font-size:14.5px;color:var(--gray-2);line-height:1.7;margin-bottom:22px;font-style:italic}
.testi-author{display:flex;align-items:center;gap:12px}
.testi-avatar{width:42px;height:42px;border-radius:50%;border:2px solid var(--gray-4);object-fit:cover}
.testi-name{font-weight:600;color:var(--white);font-size:14px}
.testi-role{font-size:12px;color:var(--gray-3);font-family:var(--font-mono)}

/* ── FAQ ── */
.faq-item{border-bottom:1px solid var(--gray-4)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;cursor:pointer;font-weight:500;color:var(--gray-1);font-size:15px}
.faq-icon{width:28px;height:28px;border-radius:8px;background:var(--bg-3);border:1px solid var(--gray-4);display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:11px;transition:var(--t);flex-shrink:0}
.faq-item.open .faq-icon{background:var(--cyan);color:var(--bg-0);transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-answer-inner{padding-bottom:16px;font-size:14.5px;color:var(--gray-2);line-height:1.7}

/* ── WORKSHOP CARDS ── */
.workshop-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden;transition:var(--t)}
.workshop-card:hover{transform:translateY(-4px);border-color:rgba(245,166,35,.25)}
.workshop-thumb{height:160px;position:relative;overflow:hidden}
.workshop-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.workshop-card:hover .workshop-thumb img{transform:scale(1.05)}
.workshop-thumb-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(5,6,8,.85) 0%,transparent 60%)}
.workshop-date-badge{position:absolute;top:12px;right:12px;background:var(--orange);color:var(--bg-0);border-radius:8px;padding:5px 10px;font-family:var(--font-mono);font-size:11px;font-weight:600}
.workshop-body{padding:18px}
.workshop-type{font-family:var(--font-mono);font-size:11px;color:var(--orange);text-transform:uppercase;letter-spacing:.1em;margin-bottom:7px}
.workshop-title{font-family:var(--font-display);font-size:16px;font-weight:700;color:var(--white);margin-bottom:10px}
.workshop-meta{display:flex;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.workshop-meta span{font-size:12px;color:var(--gray-3);display:flex;align-items:center;gap:4px}
.workshop-meta i{color:var(--orange)}
.seats-row{display:flex;align-items:center;gap:10px;padding-top:12px;border-top:1px solid var(--gray-4)}
.seats-bar{flex:1;height:4px;background:var(--bg-3);border-radius:2px;overflow:hidden}
.seats-fill{height:100%;background:var(--orange);border-radius:2px}
.seats-text{font-family:var(--font-mono);font-size:11px;color:var(--gray-3);white-space:nowrap}

/* ── RESOURCE CARDS ── */
.resource-card{display:flex;align-items:center;gap:14px;background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r);padding:18px;transition:var(--t);cursor:pointer}
.resource-card:hover{border-color:rgba(0,212,212,.25);transform:translateX(4px)}
.resource-card.locked{opacity:.5;cursor:not-allowed}
.resource-card.locked:hover{transform:none;border-color:var(--gray-4)}
.resource-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.resource-name{font-weight:600;color:var(--white);font-size:15px;margin-bottom:3px}
.resource-info{font-size:12px;color:var(--gray-3)}
.resource-lock{margin-left:auto;color:var(--gray-3);font-size:14px;flex-shrink:0}
.resource-card:hover .resource-lock{color:var(--cyan)}
.resource-seen{width:8px;height:8px;border-radius:50%;background:var(--cyan);flex-shrink:0}

/* ── MENTOR CARDS ── */
.mentor-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden;transition:var(--t);text-align:center}
.mentor-card:hover{border-color:rgba(0,212,212,.25);transform:translateY(-4px)}
.mentor-photo-wrap{position:relative;height:210px;overflow:hidden}
.mentor-photo-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.mentor-card:hover .mentor-photo-wrap img{transform:scale(1.05)}
.mentor-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(5,6,8,.85) 20%,transparent 60%)}
.mentor-socials{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:7px;opacity:0;transition:var(--t)}
.mentor-card:hover .mentor-socials{opacity:1}
.mentor-social-btn{width:30px;height:30px;border-radius:8px;background:rgba(0,212,212,.12);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:12px;transition:var(--t);border:1px solid rgba(0,212,212,.2)}
.mentor-social-btn:hover{background:var(--cyan);color:var(--bg-0)}
.mentor-info{padding:18px}
.mentor-name{font-family:var(--font-display);font-size:16px;font-weight:700;color:var(--white);margin-bottom:4px}
.mentor-title{font-size:12px;color:var(--cyan);font-family:var(--font-mono);margin-bottom:8px}
.mentor-bio{font-size:13px;color:var(--gray-3);line-height:1.5}

/* ── CTA BANNER ── */
.cta-inner{background:linear-gradient(135deg,rgba(0,212,212,.06) 0%,rgba(245,166,35,.04) 100%);border:1px solid rgba(0,212,212,.14);border-radius:var(--r-xl);padding:64px;text-align:center;position:relative;overflow:hidden}
.cta-inner::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 80% at 50% 100%,rgba(0,212,212,.04) 0%,transparent 70%)}
.cta-inner>*{position:relative}

/* ── FOOTER ── */
.footer{background:var(--bg-1);border-top:1px solid var(--gray-4);padding:28px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand img{height:63px;margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--gray-3);line-height:1.7;margin-bottom:18px}
.footer-socials{display:flex;gap:8px}
.footer-social{width:34px;height:34px;border-radius:9px;border:1px solid var(--gray-4);display:flex;align-items:center;justify-content:center;color:var(--gray-3);transition:var(--t);font-size:13px}
.footer-social:hover{border-color:var(--cyan);color:var(--cyan)}
.footer-col h4{font-family:var(--font-display);font-size:14px;font-weight:600;color:var(--white);margin-bottom:14px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:14px;color:var(--gray-3);transition:var(--t)}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--gray-4);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:13px;color:var(--gray-3)}.footer-copy span{color:var(--cyan)}
.footer-tagline{font-family:var(--font-mono);font-size:12px;color:var(--gray-4)}

/* ── STUDENT DASHBOARD ── */
.student-layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh;padding-top:70px}
.student-sidebar{background:var(--bg-1);border-right:1px solid var(--gray-4);padding:24px 0;position:sticky;top:70px;height:calc(100vh - 70px);overflow-y:auto}
.sidebar-user{padding:20px 20px 24px;border-bottom:1px solid var(--gray-4);margin-bottom:12px}
.sidebar-avatar{width:52px;height:52px;border-radius:50%;border:2px solid var(--cyan);object-fit:cover;margin-bottom:10px}
.sidebar-name{font-family:var(--font-display);font-size:15px;font-weight:700;color:var(--white)}
.sidebar-email{font-size:12px;color:var(--gray-3);font-family:var(--font-mono)}
.sidebar-nav{list-style:none;padding:0 8px}
.sidebar-nav li{margin-bottom:2px}
.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:10px;font-size:14px;font-weight:500;color:var(--gray-2);transition:var(--t)}
.sidebar-nav a:hover{background:rgba(255,255,255,.05);color:var(--white)}
.sidebar-nav a.active{background:rgba(0,212,212,.1);color:var(--cyan);border:1px solid rgba(0,212,212,.15)}
.sidebar-nav a i{width:18px;text-align:center;font-size:15px}
.sidebar-divider{height:1px;background:var(--gray-4);margin:12px 20px}
.student-content{padding:32px;background:var(--bg-0)}

/* ── ADMIN LAYOUT ── */
.admin-layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.admin-sidebar{background:var(--bg-1);border-right:1px solid var(--gray-4);padding:0;position:fixed;left:0;top:0;bottom:0;width:240px;overflow-y:auto;z-index:100}
.admin-sidebar-header{padding:18px 20px;border-bottom:1px solid var(--gray-4);display:flex;align-items:center;gap:10px}
.admin-sidebar-header img{height:32px}
.admin-nav{padding:12px 8px}
.admin-nav-section{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-3);padding:8px 14px;margin-top:4px}
.admin-nav a{display:flex;align-items:center;gap:10px;padding:9px 14px;border-radius:10px;font-size:14px;color:var(--gray-2);transition:var(--t);margin-bottom:1px}
.admin-nav a:hover{background:rgba(255,255,255,.05);color:var(--white)}
.admin-nav a.active{background:rgba(0,212,212,.1);color:var(--cyan)}
.admin-nav a i{width:16px;text-align:center;font-size:14px}
.admin-main{margin-left:240px;min-height:100vh;background:var(--bg-0)}
.admin-topbar{background:var(--bg-1);border-bottom:1px solid var(--gray-4);padding:0 28px;display:flex;align-items:center;justify-content:space-between;height:60px;position:sticky;top:0;z-index:50}
.admin-topbar-title{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--white)}
.admin-content{padding:28px}

/* ── ADMIN STATS ── */
.admin-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}
.admin-stat-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);padding:22px;transition:var(--t)}
.admin-stat-card:hover{border-color:rgba(0,212,212,.2);transform:translateY(-2px)}
.admin-stat-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px}
.admin-stat-num{font-family:var(--font-display);font-size:28px;font-weight:800;color:var(--white);margin-bottom:4px}
.admin-stat-label{font-size:13px;color:var(--gray-3)}
.admin-stat-change{font-size:12px;font-family:var(--font-mono);margin-top:6px}
.admin-stat-change.up{color:var(--green)}.admin-stat-change.down{color:var(--red)}

/* ── TABLES ── */
.table-wrap{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden}
.table-header{padding:18px 22px;border-bottom:1px solid var(--gray-4);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.table-title{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--white)}
table{width:100%;border-collapse:collapse}
thead th{padding:12px 18px;text-align:left;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-3);background:var(--bg-2);border-bottom:1px solid var(--gray-4)}
tbody td{padding:14px 18px;border-bottom:1px solid var(--gray-5);font-size:14px;color:var(--gray-2);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(255,255,255,.02)}
.table-actions{display:flex;gap:6px;align-items:center}

/* ── PAGINATION ── */
.pagination{display:flex;gap:6px;align-items:center;justify-content:center;padding:24px 0}
.pagination a,.pagination span{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--gray-2);background:var(--bg-2);border:1px solid var(--gray-4);transition:var(--t)}
.pagination a:hover{border-color:var(--cyan);color:var(--cyan)}
.pagination .active span{background:var(--cyan);color:var(--bg-0);border-color:var(--cyan)}

/* ── PAGE HERO (inner pages) ── */
.page-hero{padding:100px 0 60px;background:var(--bg-1);border-bottom:1px solid var(--gray-4);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 100% at 50% 100%,rgba(0,212,212,.04) 0%,transparent 70%)}
.page-hero-inner{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;color:var(--gray-3);margin-bottom:16px}
.breadcrumb a{color:var(--gray-3);transition:var(--t)}.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb i{font-size:10px}

/* ── COURSE PLAYER ── */
.player-layout{display:grid;grid-template-columns:1fr 340px;min-height:calc(100vh - 70px);gap:0}
.player-main{padding:0}
.player-video{background:#000;aspect-ratio:16/9;width:100%;position:relative}
.player-video iframe{width:100%;height:100%;border:none}
.player-info{padding:24px}
.player-sidebar{background:var(--bg-1);border-left:1px solid var(--gray-4);overflow-y:auto;height:calc(100vh - 70px);position:sticky;top:70px}
.player-sidebar-header{padding:16px 18px;border-bottom:1px solid var(--gray-4);background:var(--bg-2)}
.player-sidebar-title{font-family:var(--font-display);font-size:15px;font-weight:700;color:var(--white)}
.module-item{border-bottom:1px solid var(--gray-5)}
.module-header{padding:14px 18px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-weight:600;font-size:14px;color:var(--gray-1);transition:var(--t)}
.module-header:hover{background:rgba(255,255,255,.03)}
.module-header.active{color:var(--cyan)}
.lesson-list{background:var(--bg-0)}
.lesson-item{display:flex;align-items:center;gap:10px;padding:11px 18px 11px 30px;font-size:13.5px;color:var(--gray-2);cursor:pointer;transition:var(--t);border-left:3px solid transparent}
.lesson-item:hover{background:rgba(255,255,255,.03);color:var(--white)}
.lesson-item.active{background:rgba(0,212,212,.06);color:var(--cyan);border-left-color:var(--cyan)}
.lesson-item.completed .lesson-check{color:var(--green)}
.lesson-check{width:18px;height:18px;border-radius:50%;border:2px solid var(--gray-3);display:flex;align-items:center;justify-content:center;font-size:9px;flex-shrink:0;color:transparent}
.lesson-item.completed .lesson-check{background:var(--green);border-color:var(--green);color:#fff}
.lesson-duration{font-family:var(--font-mono);font-size:11px;color:var(--gray-3);margin-left:auto}
.lesson-preview-badge{font-family:var(--font-mono);font-size:9px;color:var(--cyan);background:rgba(0,212,212,.1);padding:2px 6px;border-radius:4px;margin-left:auto}

/* ── BLOG ── */
.blog-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden;transition:var(--t)}
.blog-card:hover{transform:translateY(-4px);border-color:rgba(0,212,212,.2)}
.blog-thumb{height:200px;overflow:hidden}
.blog-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.blog-card:hover .blog-thumb img{transform:scale(1.05)}
.blog-body{padding:22px}
.blog-cat{font-family:var(--font-mono);font-size:11px;color:var(--cyan);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}
.blog-title{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--white);margin-bottom:10px;line-height:1.3}
.blog-excerpt{font-size:14px;color:var(--gray-2);line-height:1.6;margin-bottom:16px}
.blog-meta{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--gray-4)}
.blog-meta span{font-size:12px;color:var(--gray-3);display:flex;align-items:center;gap:4px}
.blog-meta i{color:var(--cyan);font-size:11px}

/* ── CERTIFICATE PREVIEW ── */
.cert-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);padding:22px;transition:var(--t);text-align:center}
.cert-card:hover{border-color:rgba(245,166,35,.3);transform:translateY(-3px)}
.cert-icon{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,var(--orange-glow),rgba(245,166,35,.2));display:flex;align-items:center;justify-content:center;font-size:28px;color:var(--orange);margin:0 auto 16px}
.cert-course{font-family:var(--font-display);font-size:16px;font-weight:700;color:var(--white);margin-bottom:6px}
.cert-number{font-family:var(--font-mono);font-size:11px;color:var(--gray-3);margin-bottom:16px}
.cert-date{font-size:13px;color:var(--gray-3);margin-bottom:20px}

/* ── SCROLL REVEAL ── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.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}

/* ── CURSOR ── */
.cursor{width:9px;height:9px;background:var(--cyan);border-radius:50%;position:fixed;pointer-events:none;z-index:9999;mix-blend-mode:screen;transform:translate(-50%,-50%);transition:transform .1s}
.cursor-ring{width:34px;height:34px;border:1.5px solid rgba(0,212,212,.35);border-radius:50%;position:fixed;pointer-events:none;z-index:9998;transform:translate(-50%,-50%);transition:all .15s ease}

/* ── SEARCH / FILTER BAR ── */
.filter-bar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:32px}
.filter-bar .form-control{width:auto;flex:1;min-width:200px}
.filter-bar select.form-control{width:180px;flex:none}

/* ── CHECKOUT ── */
.checkout-grid{display:grid;grid-template-columns:1fr 380px;gap:32px;align-items:start}
.checkout-card{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:var(--r-lg);overflow:hidden}
.checkout-header{padding:20px 24px;border-bottom:1px solid var(--gray-4);background:var(--bg-2)}
.checkout-body{padding:24px}
.price-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--gray-5);font-size:15px;color:var(--gray-2)}
.price-row:last-child{border-bottom:none}
.price-row.total{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--white)}
.price-row.total span{color:var(--cyan)}

/* ── TOAST / NOTIFICATION ── */
.toast{position:fixed;top:84px;right:24px;z-index:9000;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.toast-item{background:var(--bg-card);border:1px solid var(--gray-4);border-radius:12px;padding:14px 18px;display:flex;align-items:center;gap:12px;font-size:14px;box-shadow:var(--shadow-card);animation:toastIn .4s ease;pointer-events:all;min-width:280px;max-width:360px}
.toast-item.success{border-color:rgba(40,200,64,.3)}.toast-item.success i{color:var(--green)}
.toast-item.error{border-color:rgba(230,57,70,.3)}.toast-item.error i{color:var(--red)}
.toast-item.info{border-color:rgba(0,212,212,.3)}.toast-item.info i{color:var(--cyan)}
@keyframes toastIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

/* ── UTILS ── */
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}
.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mt-8{margin-top:32px}
.mb-1{margin-bottom:4px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.mb-8{margin-bottom:32px}
.p-4{padding:16px}.p-6{padding:24px}.rounded{border-radius:var(--r)}.rounded-lg{border-radius:var(--r-lg)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.hidden{display:none!important}
.w-full{width:100%}
.overflow-hidden{overflow:hidden}
.relative{position:relative}
.absolute{position:absolute}
.z-10{z-index:10}
.opacity-50{opacity:.5}
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ── RESPONSIVE ── */
@media(max-width:1100px){
  .admin-stats-grid,.stats-grid{grid-template-columns:repeat(2,1fr)}
  .courses-grid,.grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{display:none}
  .checkout-grid{grid-template-columns:1fr}
  .player-layout{grid-template-columns:1fr}
  .player-sidebar{position:relative;height:auto;top:0}
}
@media(max-width:768px){
  .nav-links,.nav-cta{display:none}.hamburger{display:flex}
  .courses-grid,.grid-3,.grid-4,.admin-stats-grid,.stats-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .student-layout{grid-template-columns:1fr}
  .student-sidebar{display:none}
  .admin-sidebar{transform:translateX(-100%);transition:transform .3s}
  .admin-sidebar.open{transform:translateX(0)}
  .admin-main{margin-left:0}
  .form-row{grid-template-columns:1fr}
  .cta-inner{padding:32px 20px}
  .hero-float-badge{display:none}
  .grid-2{grid-template-columns:1fr}
  .section{padding:64px 0}
  .section--sm{padding:40px 0}
  .h-xl{font-size:clamp(32px,8vw,52px)}
}