/* ============================================================
   SKILLFORGE Academy — Design System & Styles
   ============================================================ */

:root {
  --bg: #f7f8fc;
  --bg-elev: #ffffff;
  --bg-soft: #eef1f8;
  --text: #0f1729;
  --text-soft: #4a5568;
  --text-mute: #8a93a6;
  --border: #e5e8f0;
  --border-soft: #eef0f6;
  --primary: #6366f1;
  --primary-d: #4f46e5;
  --primary-soft: #eef0fe;
  --accent: #ec4899;
  --success: #10b981;
  --warn: #f59e0b;
  --shadow-sm: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);
  --shadow-md: 0 8px 24px rgba(16, 24, 40, .08);
  --shadow-lg: 0 24px 60px rgba(16, 24, 40, .14);
  --shadow-glow: 0 20px 50px rgba(99, 102, 241, .28);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --nav-h: 68px;
  --maxw: 1240px;
  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

[data-theme="dark"] {
  --bg: #0a0e1a;
  --bg-elev: #121829;
  --bg-soft: #1a2136;
  --text: #f1f4fb;
  --text-soft: #b4bdd1;
  --text-mute: #7681a0;
  --border: #232b42;
  --border-soft: #1c2338;
  --primary: #818cf8;
  --primary-d: #6366f1;
  --primary-soft: #1c2340;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, .4);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, .5);
  --shadow-glow: 0 20px 50px rgba(99, 102, 241, .4);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background .4s ease, color .4s ease;
  -webkit-font-smoothing: antialiased;
}

body.no-scroll { overflow: hidden; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img { max-width: 100%; }

::selection { background: var(--primary); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 20px; border: 3px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--text-mute); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 15px;
  transition: transform .18s cubic-bezier(.34,1.56,.64,1), box-shadow .25s, background .2s, opacity .2s;
  white-space: nowrap; position: relative; overflow: hidden;
}
.btn:active { transform: scale(.96); }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-d)); color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 26px 60px rgba(99,102,241,.42); }
.btn-ghost { background: var(--bg-soft); color: var(--text); }
.btn-ghost:hover { background: var(--border); transform: translateY(-2px); }
.btn-outline { border: 1.5px solid var(--border); color: var(--text); background: var(--bg-elev); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.btn-lg { padding: 15px 30px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 16px; font-size: 14px; }

.btn .shine {
  position: absolute; top: 0; left: -80%; width: 60%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg);
}
.btn-primary:hover .shine { animation: shine .8s ease; }
@keyframes shine { to { left: 130%; } }

/* ---------- Navbar ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); z-index: 100;
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--bg-elev) 72%, transparent);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent; transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--border); box-shadow: var(--shadow-sm); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 20px; letter-spacing: -.5px; }
.brand .logo {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow-glow); position: relative; overflow: hidden;
}
.brand .logo svg { width: 22px; height: 22px; color: #fff; z-index: 1; }
.brand .logo::after { content:''; position:absolute; inset:0; background: radial-gradient(circle at 30% 20%, rgba(255,255,255,.4), transparent 60%); }
.brand b { color: var(--primary); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 9px 15px; border-radius: 10px; font-weight: 600; font-size: 15px; color: var(--text-soft);
  transition: color .2s, background .2s; position: relative;
}
.nav-links a:hover { color: var(--text); background: var(--bg-soft); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.icon-btn {
  width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center;
  background: var(--bg-soft); color: var(--text-soft); transition: transform .2s, background .2s, color .2s;
  position: relative;
}
.icon-btn:hover { background: var(--border); color: var(--text); transform: translateY(-2px); }
.icon-btn svg { width: 20px; height: 20px; }

.cart-badge {
  position: absolute; top: -5px; right: -5px; min-width: 19px; height: 19px; padding: 0 5px;
  background: var(--accent); color: #fff; font-size: 11px; font-weight: 800; border-radius: 10px;
  display: grid; place-items: center; border: 2px solid var(--bg-elev);
  transform: scale(0); transition: transform .3s cubic-bezier(.34,1.56,.64,1);
}
.cart-badge.show { transform: scale(1); }

.theme-toggle svg { transition: transform .5s cubic-bezier(.34,1.56,.64,1); }
[data-theme="dark"] .theme-toggle svg { transform: rotate(360deg); }

.burger { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: calc(var(--nav-h) + 60px) 0 80px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .5; }
.blob.b1 { width: 480px; height: 480px; background: var(--primary); top: -160px; right: -80px; animation: float1 18s ease-in-out infinite; }
.blob.b2 { width: 420px; height: 420px; background: var(--accent); bottom: -180px; left: -100px; animation: float2 22s ease-in-out infinite; }
.blob.b3 { width: 320px; height: 320px; background: #0ea5e9; top: 40%; left: 45%; opacity: .3; animation: float1 26s ease-in-out infinite reverse; }
[data-theme="dark"] .blob { opacity: .28; }
@keyframes float1 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-40px,50px) scale(1.1)} }
@keyframes float2 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(60px,-40px) scale(1.15)} }

.grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border-soft) 1px, transparent 1px), linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 75%); opacity: .5;
}

.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border-radius: 100px;
  background: var(--bg-elev); border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  font-size: 13.5px; font-weight: 700; color: var(--text-soft); margin-bottom: 24px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 25%, transparent); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.hero h1 { font-size: clamp(38px, 5.2vw, 62px); line-height: 1.05; letter-spacing: -1.5px; font-weight: 800; margin-bottom: 22px; }
.hero h1 .grad { background: linear-gradient(120deg, var(--primary), var(--accent) 60%, var(--warn)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 18.5px; color: var(--text-soft); max-width: 520px; margin-bottom: 32px; }

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 38px; }

.hero-trust { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.avatars { display: flex; }
.avatars .av { width: 40px; height: 40px; border-radius: 50%; border: 2.5px solid var(--bg); margin-left: -12px; display: grid; place-items: center; font-weight: 800; font-size: 14px; color: #fff; }
.avatars .av:first-child { margin-left: 0; }
.hero-trust .txt { font-size: 14px; color: var(--text-soft); }
.hero-trust .txt b { color: var(--text); }
.stars { color: var(--warn); letter-spacing: 1px; }

/* Hero visual card stack */
.hero-visual { position: relative; height: 480px; }
.float-card {
  position: absolute; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 18px;
}
.fc-main { width: 340px; top: 40px; left: 50%; transform: translateX(-50%); z-index: 2; animation: bob 6s ease-in-out infinite; }
.fc-main .thumb { height: 150px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), var(--accent)); position: relative; overflow: hidden; margin-bottom: 14px; display:grid; place-items:center; }
.fc-main .thumb svg { width: 54px; height: 54px; color: rgba(255,255,255,.9); }
.fc-main .thumb .play { position: absolute; width: 60px; height: 60px; border-radius: 50%; background: rgba(255,255,255,.25); backdrop-filter: blur(6px); display: grid; place-items: center; border: 2px solid rgba(255,255,255,.5); }
.fc-main h4 { font-size: 16px; margin-bottom: 6px; }
.fc-main .meta { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--text-mute); }
.fc-main .price { font-weight: 800; color: var(--primary); font-size: 17px; }

.fc-stat { padding: 14px 18px; display: flex; align-items: center; gap: 12px; }
.fc-stat .ic { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; color: #fff; }
.fc-stat .num { font-weight: 800; font-size: 18px; line-height: 1; }
.fc-stat .lbl { font-size: 12px; color: var(--text-mute); }
.fc-1 { top: 0; left: -10px; z-index: 3; animation: bob 5s ease-in-out infinite .5s; }
.fc-2 { bottom: 30px; right: -20px; z-index: 3; animation: bob 5.5s ease-in-out infinite 1s; }
.fc-3 { bottom: -10px; left: 20px; z-index: 3; animation: bob 6.5s ease-in-out infinite .3s; }
@keyframes bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-16px)} }
.fc-main { animation: bobMain 7s ease-in-out infinite; }
@keyframes bobMain { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(-14px)} }

/* Marquee brands */
.marquee-wrap { padding: 30px 0; border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); overflow: hidden; position: relative; }
.marquee-wrap::before, .marquee-wrap::after { content:''; position:absolute; top:0; width: 120px; height: 100%; z-index: 2; }
.marquee-wrap::before { left:0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee-wrap::after { right:0; background: linear-gradient(-90deg, var(--bg), transparent); }
.marquee { display: flex; gap: 60px; width: max-content; animation: scroll 28s linear infinite; }
.marquee span { font-weight: 800; font-size: 22px; color: var(--text-mute); opacity: .55; white-space: nowrap; letter-spacing: -.5px; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Section shell ---------- */
section { padding: 80px 0; }
.sec-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.sec-tag { display: inline-block; padding: 6px 14px; border-radius: 100px; background: var(--primary-soft); color: var(--primary); font-weight: 700; font-size: 13px; margin-bottom: 14px; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 42px); letter-spacing: -1px; line-height: 1.1; margin-bottom: 14px; }
.sec-head p { color: var(--text-soft); font-size: 17px; }

/* Stats bar */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { text-align: center; padding: 28px 16px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; }
.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-item .val { font-size: 42px; font-weight: 800; letter-spacing: -1.5px; background: linear-gradient(120deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.stat-item .lbl { color: var(--text-soft); font-weight: 600; margin-top: 8px; font-size: 14.5px; }

/* Category chips */
.cats { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 40px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 100px;
  background: var(--bg-elev); border: 1.5px solid var(--border); color: var(--text-soft); font-weight: 700; font-size: 14.5px;
  transition: all .22s cubic-bezier(.34,1.56,.64,1);
}
.chip svg { width: 17px; height: 17px; }
.chip:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.chip.active { background: linear-gradient(135deg, var(--primary), var(--primary-d)); border-color: transparent; color: #fff; box-shadow: var(--shadow-glow); }

/* Search + sort toolbar */
.toolbar { display: flex; gap: 14px; align-items: center; margin-bottom: 32px; flex-wrap: wrap; }
.search-box { flex: 1; min-width: 240px; position: relative; }
.search-box svg { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 19px; height: 19px; color: var(--text-mute); }
.search-box input {
  width: 100%; padding: 14px 16px 14px 46px; border-radius: 12px; border: 1.5px solid var(--border);
  background: var(--bg-elev); color: var(--text); font-size: 15px; font-family: inherit; transition: border-color .2s, box-shadow .2s;
}
.search-box input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
.select {
  padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--border); background: var(--bg-elev); color: var(--text);
  font-size: 15px; font-weight: 600; font-family: inherit; cursor: pointer;
}
.select:focus { outline: none; border-color: var(--primary); }

/* Course grid */
.courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 26px; }

.course-card {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s, border-color .35s;
  display: flex; flex-direction: column; position: relative;
}
.course-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--card-accent) 40%, var(--border)); }

.cc-thumb { height: 172px; position: relative; overflow: hidden; display: grid; place-items: center; }
.cc-thumb .pattern { position: absolute; inset: 0; opacity: .9; }
.cc-thumb .glyph { width: 64px; height: 64px; color: rgba(255,255,255,.92); z-index: 1; transition: transform .5s cubic-bezier(.34,1.56,.64,1); }
.course-card:hover .cc-thumb .glyph { transform: scale(1.12) rotate(-4deg); }
.cc-tag { position: absolute; top: 14px; left: 14px; padding: 6px 12px; border-radius: 8px; background: rgba(255,255,255,.92); color: #0f1729; font-size: 12px; font-weight: 800; z-index: 2; backdrop-filter: blur(4px); }
.cc-level { position: absolute; top: 14px; right: 14px; padding: 6px 11px; border-radius: 8px; background: rgba(15,23,41,.5); color: #fff; font-size: 11.5px; font-weight: 700; z-index: 2; backdrop-filter: blur(4px); }
.cc-fav { position: absolute; bottom: 14px; right: 14px; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.9); display: grid; place-items: center; z-index: 2; transition: transform .2s, background .2s; }
.cc-fav svg { width: 19px; height: 19px; color: #0f1729; transition: color .2s, fill .2s; }
.cc-fav:hover { transform: scale(1.12); }
.cc-fav.active svg { color: var(--accent); fill: var(--accent); }

.cc-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.cc-cat { font-size: 12.5px; font-weight: 700; color: var(--card-accent); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 8px; }
.cc-title { font-size: 18px; font-weight: 700; line-height: 1.3; letter-spacing: -.3px; margin-bottom: 8px; }
.cc-blurb { font-size: 14px; color: var(--text-soft); margin-bottom: 14px; flex: 1; }

.cc-instr { display: flex; align-items: center; gap: 9px; margin-bottom: 14px; }
.cc-instr .av { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 12px; }
.cc-instr .nm { font-size: 13.5px; font-weight: 600; }

.cc-meta { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--text-mute); margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border-soft); }
.cc-meta span { display: flex; align-items: center; gap: 5px; }
.cc-meta svg { width: 15px; height: 15px; }
.cc-rating { color: var(--warn); font-weight: 700; }
.cc-rating .cnt { color: var(--text-mute); font-weight: 500; }

.cc-foot { display: flex; align-items: center; justify-content: space-between; }
.cc-price .now { font-size: 21px; font-weight: 800; letter-spacing: -.5px; }
.cc-price .old { font-size: 14px; color: var(--text-mute); text-decoration: line-through; margin-left: 6px; }
.cc-seats { font-size: 12px; color: var(--warn); font-weight: 700; margin-top: 2px; }

.empty { text-align: center; padding: 60px 20px; color: var(--text-mute); grid-column: 1 / -1; }
.empty svg { width: 56px; height: 56px; margin-bottom: 16px; opacity: .5; }

/* ---------- Features / Why us ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature { padding: 30px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; position: relative; overflow: hidden; }
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature .fic { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px; color: #fff; }
.feature .fic svg { width: 26px; height: 26px; }
.feature h3 { font-size: 19px; margin-bottom: 10px; letter-spacing: -.3px; }
.feature p { color: var(--text-soft); font-size: 15px; }

/* ---------- Instructors ---------- */
.instr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.instr-card { text-align: center; padding: 32px 24px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; }
.instr-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.instr-card .av { width: 84px; height: 84px; border-radius: 50%; margin: 0 auto 16px; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 30px; box-shadow: var(--shadow-md); }
.instr-card h3 { font-size: 19px; margin-bottom: 4px; }
.instr-card .role { color: var(--text-soft); font-size: 14px; margin-bottom: 14px; }
.instr-card .stats { display: flex; justify-content: center; gap: 18px; font-size: 13px; color: var(--text-mute); }
.instr-card .stats b { color: var(--text); display: block; font-size: 16px; }

/* ---------- Testimonials ---------- */
.testi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.testi { padding: 30px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); position: relative; transition: transform .3s, box-shadow .3s; }
.testi:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testi .quote { font-size: 60px; font-family: Georgia, serif; color: var(--primary); opacity: .18; position: absolute; top: 12px; right: 24px; line-height: 1; }
.testi .txt { font-size: 15.5px; color: var(--text-soft); margin-bottom: 20px; position: relative; z-index: 1; }
.testi .who { display: flex; align-items: center; gap: 12px; }
.testi .who .av { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 800; }
.testi .who h4 { font-size: 15.5px; }
.testi .who .r { font-size: 13px; color: var(--text-mute); }
.testi .stars { margin-bottom: 12px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: border-color .3s; }
.faq-item.open { border-color: var(--primary); }
.faq-q { width: 100%; text-align: left; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 700; font-size: 16.5px; color: var(--text); }
.faq-q .pm { width: 26px; height: 26px; border-radius: 8px; background: var(--bg-soft); display: grid; place-items: center; flex-shrink: 0; transition: transform .3s, background .3s; }
.faq-item.open .faq-q .pm { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-q .pm svg { width: 15px; height: 15px; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a p { padding: 0 24px 22px; color: var(--text-soft); font-size: 15px; }

/* ---------- CTA banner ---------- */
.cta-banner { position: relative; border-radius: var(--radius-lg); overflow: hidden; padding: 60px; text-align: center; background: linear-gradient(135deg, var(--primary), var(--primary-d) 60%, var(--accent)); color: #fff; box-shadow: var(--shadow-glow); }
.cta-banner::before { content:''; position: absolute; inset: 0; background-image: radial-gradient(circle at 20% 30%, rgba(255,255,255,.15), transparent 40%), radial-gradient(circle at 80% 70%, rgba(255,255,255,.12), transparent 40%); }
.cta-banner h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -1px; margin-bottom: 14px; position: relative; }
.cta-banner p { font-size: 18px; opacity: .92; margin-bottom: 28px; position: relative; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-banner .btn { position: relative; background: #fff; color: var(--primary-d); box-shadow: 0 12px 30px rgba(0,0,0,.2); }
.cta-banner .btn:hover { transform: translateY(-3px); }

/* ---------- Footer ---------- */
.footer { background: var(--bg-elev); border-top: 1px solid var(--border); padding: 60px 0 30px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.foot-brand p { color: var(--text-soft); font-size: 15px; margin: 16px 0 20px; max-width: 300px; }
.foot-social { display: flex; gap: 10px; }
.foot-social a { width: 40px; height: 40px; border-radius: 11px; background: var(--bg-soft); display: grid; place-items: center; color: var(--text-soft); transition: transform .2s, background .2s, color .2s; }
.foot-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.foot-social svg { width: 19px; height: 19px; }
.foot-col h4 { font-size: 15px; margin-bottom: 16px; }
.foot-col a { display: block; color: var(--text-soft); font-size: 14.5px; padding: 6px 0; transition: color .2s, padding-left .2s; }
.foot-col a:hover { color: var(--primary); padding-left: 5px; }
.foot-bottom { border-top: 1px solid var(--border-soft); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--text-mute); font-size: 14px; }

/* ---------- Drawer (cart) ---------- */
.overlay { position: fixed; inset: 0; background: rgba(10,14,26,.5); backdrop-filter: blur(4px); z-index: 200; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
.overlay.show { opacity: 1; visibility: visible; }

.drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: 420px; max-width: 92vw; background: var(--bg-elev); z-index: 210;
  box-shadow: var(--shadow-lg); transform: translateX(100%); transition: transform .4s cubic-bezier(.22,1,.36,1);
  display: flex; flex-direction: column;
}
.drawer.show { transform: translateX(0); }
.drawer-head { padding: 22px 24px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.drawer-head h3 { font-size: 20px; }
.drawer-body { flex: 1; overflow-y: auto; padding: 20px 24px; }
.drawer-foot { padding: 20px 24px; border-top: 1px solid var(--border); }

.cart-item { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--border-soft); animation: fadeSlide .3s ease; }
@keyframes fadeSlide { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
.cart-item .ci-thumb { width: 66px; height: 66px; border-radius: 12px; flex-shrink: 0; display: grid; place-items: center; color: #fff; }
.cart-item .ci-thumb svg { width: 28px; height: 28px; }
.cart-item .ci-info { flex: 1; min-width: 0; }
.cart-item .ci-info h4 { font-size: 14.5px; line-height: 1.3; margin-bottom: 4px; }
.cart-item .ci-info .lvl { font-size: 12.5px; color: var(--text-mute); }
.cart-item .ci-info .pr { font-weight: 800; color: var(--primary); margin-top: 6px; }
.cart-item .ci-rm { color: var(--text-mute); align-self: flex-start; transition: color .2s; padding: 4px; }
.cart-item .ci-rm:hover { color: var(--accent); }
.cart-item .ci-rm svg { width: 18px; height: 18px; }

.cart-empty { text-align: center; padding: 60px 20px; color: var(--text-mute); }
.cart-empty svg { width: 64px; height: 64px; opacity: .35; margin-bottom: 16px; }

.summary-row { display: flex; justify-content: space-between; font-size: 15px; color: var(--text-soft); margin-bottom: 10px; }
.summary-row.total { font-size: 20px; font-weight: 800; color: var(--text); margin: 16px 0 20px; padding-top: 16px; border-top: 1px solid var(--border); }
.summary-row .disc { color: var(--success); font-weight: 700; }

/* ---------- Modal (course detail / checkout) ---------- */
.modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 24px; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
.modal.show { opacity: 1; visibility: visible; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(10,14,26,.6); backdrop-filter: blur(6px); }
.modal-card {
  position: relative; background: var(--bg-elev); border-radius: var(--radius-lg); width: 100%; max-width: 860px; max-height: 90vh;
  overflow-y: auto; box-shadow: var(--shadow-lg); transform: scale(.94) translateY(20px); transition: transform .35s cubic-bezier(.22,1,.36,1); border: 1px solid var(--border);
}
.modal.show .modal-card { transform: scale(1) translateY(0); }
.modal-close { position: absolute; top: 18px; right: 18px; width: 40px; height: 40px; border-radius: 12px; background: var(--bg-elev); box-shadow: var(--shadow-sm); display: grid; place-items: center; z-index: 5; color: var(--text); transition: transform .2s, background .2s; }
.modal-close:hover { transform: rotate(90deg); background: var(--bg-soft); }
.modal-close svg { width: 20px; height: 20px; }

.md-hero { height: 200px; position: relative; overflow: hidden; display: grid; place-items: center; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.md-hero .glyph { width: 76px; height: 76px; color: rgba(255,255,255,.92); }
.md-hero .badges { position: absolute; bottom: 18px; left: 24px; display: flex; gap: 8px; }
.md-hero .badges span { padding: 6px 12px; border-radius: 8px; background: rgba(255,255,255,.92); color: #0f1729; font-size: 12px; font-weight: 800; }

.md-body { padding: 28px; }
.md-body h2 { font-size: 26px; letter-spacing: -.6px; line-height: 1.2; margin-bottom: 12px; }
.md-topmeta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 20px; font-size: 14px; color: var(--text-soft); }
.md-topmeta span { display: flex; align-items: center; gap: 6px; }
.md-topmeta svg { width: 16px; height: 16px; }
.md-topmeta .rt { color: var(--warn); font-weight: 800; }

.md-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 28px; }
.md-section h3 { font-size: 18px; margin: 22px 0 14px; letter-spacing: -.3px; }
.md-section h3:first-child { margin-top: 0; }
.md-highlights { display: grid; gap: 10px; }
.md-highlights li { display: flex; align-items: flex-start; gap: 10px; list-style: none; font-size: 14.5px; color: var(--text-soft); }
.md-highlights li svg { width: 20px; height: 20px; color: var(--success); flex-shrink: 0; margin-top: 1px; }

.curriculum-item { border: 1px solid var(--border); border-radius: 12px; margin-bottom: 10px; overflow: hidden; }
.cur-head { padding: 15px 18px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; font-weight: 700; font-size: 15px; transition: background .2s; }
.cur-head:hover { background: var(--bg-soft); }
.cur-head .dur { font-size: 12.5px; color: var(--text-mute); font-weight: 600; }
.cur-body { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.cur-body ul { padding: 0 18px 16px; }
.cur-body li { list-style: none; padding: 8px 0; font-size: 14px; color: var(--text-soft); display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--border-soft); }
.cur-body li svg { width: 16px; height: 16px; color: var(--text-mute); }

.md-sched { display: grid; gap: 10px; }
.md-sched li { list-style: none; display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-soft); padding: 10px 14px; background: var(--bg-soft); border-radius: 10px; }
.md-sched li svg { width: 17px; height: 17px; color: var(--primary); flex-shrink: 0; }

.md-buy { position: sticky; top: 0; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.md-buy .price-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 4px; }
.md-buy .now { font-size: 32px; font-weight: 800; letter-spacing: -1px; }
.md-buy .old { font-size: 16px; color: var(--text-mute); text-decoration: line-through; }
.md-buy .save { display: inline-block; background: color-mix(in srgb, var(--success) 15%, transparent); color: var(--success); font-weight: 800; font-size: 13px; padding: 4px 10px; border-radius: 8px; margin-bottom: 18px; }
.md-buy .seats-warn { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--warn); font-weight: 700; margin-bottom: 16px; padding: 10px 12px; background: color-mix(in srgb, var(--warn) 10%, transparent); border-radius: 10px; }
.md-buy .seats-warn svg { width: 16px; height: 16px; }
.md-buy .incl { margin-top: 18px; display: grid; gap: 10px; }
.md-buy .incl li { list-style: none; display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--text-soft); }
.md-buy .incl svg { width: 17px; height: 17px; color: var(--text-mute); }

/* ---------- Checkout / Booking form ---------- */
.checkout-steps { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; }
.cstep { display: flex; align-items: center; gap: 10px; flex: 1; }
.cstep .num { width: 34px; height: 34px; border-radius: 50%; background: var(--bg-soft); color: var(--text-mute); display: grid; place-items: center; font-weight: 800; font-size: 14px; flex-shrink: 0; transition: all .3s; border: 2px solid transparent; }
.cstep.active .num { background: var(--primary); color: #fff; box-shadow: var(--shadow-glow); }
.cstep.done .num { background: var(--success); color: #fff; }
.cstep .cl { font-size: 13.5px; font-weight: 700; color: var(--text-mute); transition: color .3s; }
.cstep.active .cl, .cstep.done .cl { color: var(--text); }
.cstep .bar { flex: 1; height: 2px; background: var(--border); border-radius: 2px; }
.cstep.done .bar { background: var(--success); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 700; color: var(--text); }
.field input, .field textarea, .field select {
  padding: 12px 14px; border-radius: 11px; border: 1.5px solid var(--border); background: var(--bg-elev); color: var(--text);
  font-size: 15px; font-family: inherit; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
.field .err { font-size: 12.5px; color: #ef4444; font-weight: 600; display: none; }
.field.invalid input, .field.invalid select { border-color: #ef4444; }
.field.invalid .err { display: block; }

.pay-methods { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
.pay-opt { border: 1.5px solid var(--border); border-radius: 12px; padding: 16px; cursor: pointer; display: flex; align-items: center; gap: 12px; transition: all .2s; }
.pay-opt:hover { border-color: var(--primary); }
.pay-opt.active { border-color: var(--primary); background: var(--primary-soft); }
.pay-opt .radio { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--border); flex-shrink: 0; position: relative; transition: border-color .2s; }
.pay-opt.active .radio { border-color: var(--primary); }
.pay-opt.active .radio::after { content:''; position: absolute; inset: 4px; border-radius: 50%; background: var(--primary); }
.pay-opt .pm-ic { width: 40px; height: 30px; border-radius: 7px; display: grid; place-items: center; background: var(--bg-soft); font-size: 11px; font-weight: 800; color: var(--text-soft); }
.pay-opt .pm-name { font-weight: 700; font-size: 14.5px; }
.pay-opt .pm-desc { font-size: 12px; color: var(--text-mute); }

.order-mini { background: var(--bg-soft); border-radius: 14px; padding: 18px; margin-bottom: 20px; }
.order-mini .om-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; font-size: 14px; }
.order-mini .om-item .nm { color: var(--text-soft); flex: 1; padding-right: 12px; }
.order-mini .om-total { border-top: 1px solid var(--border); margin-top: 8px; padding-top: 12px; font-weight: 800; font-size: 18px; }

.success-view { text-align: center; padding: 20px 10px; }
.success-check { width: 92px; height: 92px; border-radius: 50%; background: color-mix(in srgb, var(--success) 15%, transparent); display: grid; place-items: center; margin: 0 auto 24px; animation: popIn .5s cubic-bezier(.34,1.56,.64,1); }
.success-check svg { width: 48px; height: 48px; color: var(--success); }
@keyframes popIn { 0% { transform: scale(0); } 100% { transform: scale(1); } }
.success-view h2 { font-size: 28px; margin-bottom: 12px; }
.success-view p { color: var(--text-soft); font-size: 16px; margin-bottom: 8px; }
.success-view .order-id { display: inline-block; background: var(--bg-soft); padding: 10px 20px; border-radius: 12px; font-weight: 800; letter-spacing: 1px; margin: 16px 0 24px; font-family: monospace; }

/* ---------- Toast ---------- */
.toast-wrap { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 400; display: flex; flex-direction: column; gap: 10px; align-items: center; }
.toast {
  display: flex; align-items: center; gap: 12px; padding: 14px 20px; background: var(--text); color: var(--bg);
  border-radius: 13px; box-shadow: var(--shadow-lg); font-weight: 600; font-size: 14.5px;
  animation: toastIn .4s cubic-bezier(.34,1.56,.64,1); max-width: 90vw;
}
.toast.out { animation: toastOut .3s ease forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(24px) scale(.9); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(24px) scale(.9); } }
.toast .ic { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; }
.toast.success .ic { background: var(--success); color: #fff; }
.toast.info .ic { background: var(--primary); color: #fff; }
.toast .ic svg { width: 15px; height: 15px; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }

/* Progress scroll bar */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); z-index: 150; width: 0; transition: width .1s; }

/* Back to top */
.to-top { position: fixed; bottom: 24px; right: 24px; width: 48px; height: 48px; border-radius: 14px; background: var(--primary); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-glow); z-index: 90; opacity: 0; visibility: hidden; transform: translateY(20px); transition: all .3s; }
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { transform: translateY(-4px); }
.to-top svg { width: 22px; height: 22px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 30px; }
  .hero-visual { height: 380px; max-width: 420px; margin: 0 auto; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .features, .instr-grid { grid-template-columns: 1fr 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .md-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 720px) {
  .nav-links { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; flex-direction: column; background: var(--bg-elev); padding: 16px; gap: 4px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px; }
  .burger { display: grid; }
  .features, .instr-grid, .foot-grid { grid-template-columns: 1fr; }
  .form-grid, .pay-methods { grid-template-columns: 1fr; }
  .hero h1 { font-size: 40px; }
  .cta-banner { padding: 40px 24px; }
  .modal-card { max-height: 94vh; }
  .md-body, .cta-banner { padding: 22px; }
  section { padding: 56px 0; }
  .hero-hide-mobile { display: none; }
}
@media (max-width: 460px) {
  .stats-bar { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .checkout-steps .cl { display: none; }
}