/* =========================================================
   ZENTRO ECOM — Core Stylesheet
   Premium Educational UI · Glassmorphism · Gradients
   ========================================================= */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* Palette */
  --ink: #0a0a1f;
  --ink-2: #10102e;
  --violet: #7c3aed;
  --violet-2: #6d28d9;
  --electric: #5b5bf5;
  --cyan: #06b6d4;
  --coral: #ff6a5b;
  --coral-2: #ff8a5b;
  --gold: #ffc857;

  --cream: #f6f6fc;
  --paper: #ffffff;
  --muted: #6b6b8a;
  --line: rgba(124, 58, 237, 0.12);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #7c3aed 0%, #5b5bf5 45%, #06b6d4 100%);
  --grad-coral: linear-gradient(135deg, #ff6a5b 0%, #ff8a5b 100%);
  --grad-night: linear-gradient(165deg, #0a0a1f 0%, #1a1140 55%, #0a0a1f 100%);
  --grad-soft: linear-gradient(135deg, rgba(124,58,237,.08), rgba(6,182,212,.06));

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-bg-dark: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-blur: blur(18px);

  /* Type */
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  /* Shape & shadow */
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --r-xl: 36px;
  --shadow-sm: 0 6px 20px rgba(16, 16, 46, 0.06);
  --shadow-md: 0 18px 50px rgba(91, 91, 245, 0.12);
  --shadow-lg: 0 30px 80px rgba(124, 58, 237, 0.18);

  --container: 1200px;
  --nav-h: 78px;
}

/* ---------- 2. Reset & Base ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: #1b1b30;
  background: var(--cream);
  margin: 0;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .display {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #14142b;
}

a { text-decoration: none; color: var(--violet-2); transition: color .25s ease; }
a:hover { color: var(--coral); }

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

p { color: #45456a; }

.container { max-width: var(--container); }

section { position: relative; }

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

/* ---------- 3. Decorative Helpers ---------- */
.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--violet-2);
  padding: .45rem 1rem;
  border-radius: 100px;
  background: rgba(124, 58, 237, 0.08);
  border: 1px solid var(--line);
  margin-bottom: 1.1rem;
}
.eyebrow i { color: var(--coral); }

.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 64px 0; }

.section-head { max-width: 660px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-title {
  font-size: clamp(1.9rem, 1.2rem + 2.4vw, 3rem);
  margin-bottom: 1rem;
}
.section-sub { font-size: 1.08rem; color: var(--muted); }

/* Glow blobs for atmosphere */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .5;
  z-index: 0;
  pointer-events: none;
}
.blob--violet { background: rgba(124, 58, 237, .45); }
.blob--cyan { background: rgba(6, 182, 212, .4); }
.blob--coral { background: rgba(255, 106, 91, .35); }

/* ---------- 4. Buttons ---------- */
.btn {
  font-family: var(--font-display);
  font-weight: 600;
  border-radius: 100px;
  padding: .82rem 1.7rem;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  border: none;
}
.btn:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; }

.btn-gradient {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 12px 30px rgba(91, 91, 245, .35);
}
.btn-gradient:hover {
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(124, 58, 237, .45);
}

.btn-coral {
  background: var(--grad-coral);
  color: #fff;
  box-shadow: 0 12px 30px rgba(255, 106, 91, .35);
}
.btn-coral:hover { color: #fff; transform: translateY(-3px); }

.btn-ghost {
  background: transparent;
  color: #14142b;
  border: 1.5px solid var(--line);
}
.btn-ghost:hover { background: #fff; color: var(--violet-2); transform: translateY(-3px); box-shadow: var(--shadow-sm); }

.btn-light {
  background: #fff;
  color: var(--violet-2);
  box-shadow: var(--shadow-sm);
}
.btn-light:hover { color: var(--violet-2); transform: translateY(-3px); box-shadow: var(--shadow-md); }

.btn-lg { padding: 1rem 2.1rem; font-size: 1.02rem; }

/* ---------- 5. Navbar ---------- */
.navbar {
  height: var(--nav-h);
  background: rgba(246, 246, 252, 0.72);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
  z-index: 1030;
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 30px rgba(16, 16, 46, 0.07);
  border-bottom: 1px solid var(--line);
}
.navbar-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -.03em;
  display: flex;
  align-items: center;
  gap: .55rem;
}
.brand-mark {
  width: 38px; height: 38px;
  border-radius: 12px;
  background: var(--grad-primary);
  display: grid; place-items: center;
  color: #fff; font-size: 1.05rem;
  box-shadow: 0 8px 20px rgba(124,58,237,.35);
}
.brand-text { color: #14142b; }
.brand-text span { color: var(--violet-2); }

.navbar .nav-link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .96rem;
  color: #2a2a45 !important;
  padding: .5rem .9rem !important;
  border-radius: 100px;
  position: relative;
  transition: color .25s ease, background .25s ease;
}
.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--violet-2) !important;
  background: rgba(124, 58, 237, 0.07);
}
.navbar .dropdown-menu {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  padding: .6rem;
  background: rgba(255,255,255,.97);
  backdrop-filter: var(--glass-blur);
}
.navbar .dropdown-item {
  border-radius: 10px;
  font-size: .92rem;
  padding: .55rem .85rem;
  font-family: var(--font-display);
  font-weight: 500;
}
.navbar .dropdown-item:hover { background: rgba(124,58,237,.08); color: var(--violet-2); }
.navbar-toggler { border: none; padding: .35rem; }
.navbar-toggler:focus { box-shadow: none; }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  background: var(--grad-night);
  color: #fff;
  overflow: hidden;
  padding: calc(var(--nav-h) + 70px) 0 110px;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.06) 1px, transparent 0);
  background-size: 34px 34px;
  z-index: 0; opacity: .6;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2.3rem, 1.2rem + 4vw, 4rem);
  margin-bottom: 1.3rem;
}
.hero p.lead { color: rgba(255,255,255,.78); font-size: 1.18rem; max-width: 540px; }
.hero .eyebrow {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
  color: #fff;
}
.hero-content, .hero-visual { position: relative; z-index: 2; }

.hero-stats {
  display: flex; gap: 2.4rem; margin-top: 2.6rem; flex-wrap: wrap;
}
.hero-stats .num {
  font-family: var(--font-display);
  font-weight: 800; font-size: 1.9rem; color: #fff;
  display: block; line-height: 1;
}
.hero-stats .lbl { font-size: .82rem; color: rgba(255,255,255,.6); letter-spacing: .03em; }

/* Glass floating card in hero */
.glass-card {
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r-lg);
  box-shadow: 0 30px 70px rgba(0,0,0,.4);
}
.hero-card-wrap { position: relative; }
.hero-card {
  padding: 1.6rem;
}
.hero-card .course-pill {
  display: flex; align-items: center; gap: .85rem;
  padding: .85rem 1rem; border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  margin-bottom: .7rem;
}
.hero-card .course-pill:last-child { margin-bottom: 0; }
.hero-card .ic {
  width: 42px; height: 42px; border-radius: 11px; flex: none;
  display: grid; place-items: center; color: #fff; font-size: 1rem;
}
.hero-card .ic.v { background: var(--grad-primary); }
.hero-card .ic.c { background: var(--grad-coral); }
.hero-card .ic.g { background: linear-gradient(135deg,#06b6d4,#5b5bf5); }
.hero-card .t { color:#fff; font-weight:600; font-family:var(--font-display); font-size:.95rem; }
.hero-card .s { color: rgba(255,255,255,.55); font-size:.78rem; }
.hero-badge-float {
  position: absolute; z-index: 3;
  background: #fff; color: #14142b;
  border-radius: 16px; padding: .8rem 1.1rem;
  box-shadow: var(--shadow-lg);
  font-family: var(--font-display); font-weight: 600; font-size: .9rem;
  display: flex; align-items: center; gap: .6rem;
}
.hero-badge-float i { color: var(--coral); }
.hero-badge-float.top { top: -18px; right: 8%; }
.hero-badge-float.bottom { bottom: 30px; left: -16px; }

.hero-wave {
  position: absolute; bottom: -1px; left: 0; width: 100%; z-index: 1; line-height: 0;
}
.hero-wave svg { width: 100%; height: 90px; display: block; }

/* Brand strip */
.brand-strip {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.brand-strip .item {
  font-family: var(--font-display); font-weight: 700;
  color: #9a9ab5; font-size: 1.15rem; display:flex; align-items:center; gap:.5rem;
  opacity: .8;
}
.brand-strip .item i { color: var(--violet); }

/* ---------- 7. Cards (courses, blog, features) ---------- */
.card-glass {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  overflow: hidden;
  height: 100%;
}
.card-glass:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(124,58,237,.25);
}

/* Course card */
.course-card .media {
  position: relative; height: 188px; overflow: hidden;
  display: grid; place-items: center;
}
.course-card .media::before {
  content:""; position:absolute; inset:0; opacity:.92; z-index:0;
}
.course-card .media.g1::before { background: linear-gradient(135deg,#7c3aed,#5b5bf5); }
.course-card .media.g2::before { background: linear-gradient(135deg,#ff6a5b,#ff8a5b); }
.course-card .media.g3::before { background: linear-gradient(135deg,#06b6d4,#5b5bf5); }
.course-card .media.g4::before { background: linear-gradient(135deg,#7c3aed,#06b6d4); }
.course-card .media.g5::before { background: linear-gradient(135deg,#ffc857,#ff6a5b); }
.course-card .media.g6::before { background: linear-gradient(135deg,#5b5bf5,#7c3aed); }
.course-card .media i {
  position: relative; z-index:1; color:#fff; font-size: 3.2rem;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,.25));
}
.course-card .media .tag {
  position:absolute; top:14px; left:14px; z-index:2;
  background: rgba(255,255,255,.92); color:#14142b;
  font-family:var(--font-display); font-weight:600; font-size:.72rem;
  padding:.32rem .75rem; border-radius:100px; letter-spacing:.03em;
}
.course-card .media .lvl {
  position:absolute; top:14px; right:14px; z-index:2;
  background: rgba(10,10,31,.4); color:#fff; backdrop-filter: blur(6px);
  font-family:var(--font-display); font-weight:500; font-size:.72rem;
  padding:.32rem .7rem; border-radius:100px;
}
.course-card .body { padding: 1.4rem 1.4rem 1.5rem; }
.course-card h3 { font-size: 1.22rem; margin-bottom: .55rem; }
.course-card .desc { font-size: .93rem; color: var(--muted); margin-bottom: 1rem; }
.course-meta {
  display:flex; gap:1.1rem; font-size:.82rem; color:var(--muted);
  padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px solid var(--line);
}
.course-meta span { display:flex; align-items:center; gap:.4rem; }
.course-meta i { color: var(--violet); }
.course-foot { display:flex; align-items:center; justify-content:space-between; }
.price { font-family:var(--font-display); font-weight:800; font-size:1.3rem; color:#14142b; }
.price small { font-size:.78rem; color:var(--muted); font-weight:500; text-decoration:line-through; margin-left:.35rem;}
.rating { color: var(--gold); font-size:.85rem; }
.rating span { color: var(--muted); margin-left:.3rem; }

/* Feature card */
.feature-card {
  padding: 1.9rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  height: 100%;
  transition: transform .35s ease, box-shadow .35s ease;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-ic {
  width: 60px; height: 60px; border-radius: 16px;
  display: grid; place-items: center; color: #fff; font-size: 1.5rem;
  margin-bottom: 1.2rem;
}
.feature-ic.a { background: var(--grad-primary); }
.feature-ic.b { background: var(--grad-coral); }
.feature-ic.c { background: linear-gradient(135deg,#06b6d4,#5b5bf5); }
.feature-ic.d { background: linear-gradient(135deg,#ffc857,#ff6a5b); }
.feature-card h3 { font-size: 1.18rem; margin-bottom: .55rem; }
.feature-card p { font-size: .93rem; color: var(--muted); margin: 0; }

/* ---------- 8. Stats band ---------- */
.stats-band {
  background: var(--grad-primary);
  border-radius: var(--r-xl);
  padding: 56px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.stats-band::before {
  content:""; position:absolute; inset:0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.12) 1px, transparent 0);
  background-size: 28px 28px; opacity:.5;
}
.stat-item { position: relative; z-index: 1; text-align: center; }
.stat-item .n { font-family: var(--font-display); font-weight: 800; font-size: 2.6rem; line-height: 1; color:#fff;}
.stat-item .l { color: rgba(255,255,255,.78); font-size: .92rem; margin-top: .4rem; }

/* ---------- 9. Testimonials ---------- */
.testi-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 2rem;
  height: 100%;
  box-shadow: var(--shadow-sm);
}
.testi-card .stars { color: var(--gold); margin-bottom: 1rem; font-size:.9rem; }
.testi-card .quote { font-size: 1.02rem; color: #2a2a45; margin-bottom: 1.4rem; }
.testi-person { display:flex; align-items:center; gap: .9rem; }
.testi-avatar {
  width: 50px; height: 50px; border-radius: 50%;
  display:grid; place-items:center; color:#fff; font-family:var(--font-display);
  font-weight:700; font-size:1.05rem; flex:none;
  background: var(--grad-primary);
}
.testi-person .name { font-family:var(--font-display); font-weight:600; font-size:.96rem; }
.testi-person .role { font-size: .82rem; color: var(--muted); }

/* ---------- 10. FAQ accordion ---------- */
.faq-accordion .accordion-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md) !important;
  margin-bottom: 1rem;
  overflow: hidden;
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}
.faq-accordion .accordion-button {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  color: #14142b;
  padding: 1.25rem 1.4rem;
  background: var(--paper);
}
.faq-accordion .accordion-button:not(.collapsed) {
  color: var(--violet-2);
  background: rgba(124,58,237,.04);
  box-shadow: none;
}
.faq-accordion .accordion-button:focus { box-shadow: none; }
.faq-accordion .accordion-button::after {
  background-image: none;
  content: "\2b";
  font-family: "Font Awesome 6 Free"; font-weight: 900;
  width: auto; height: auto;
  color: var(--violet);
  transition: transform .3s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after { content: "\f068"; transform: none; }
.faq-accordion .accordion-body { padding: 0 1.4rem 1.3rem; color: var(--muted); }

/* ---------- 11. Blog cards ---------- */
.blog-card .media {
  height: 200px; position: relative; overflow:hidden;
  display:grid; place-items:center;
}
.blog-card .media::before { content:""; position:absolute; inset:0; z-index:0; }
.blog-card .media.b1::before { background: linear-gradient(135deg,#7c3aed,#06b6d4); }
.blog-card .media.b2::before { background: linear-gradient(135deg,#ff6a5b,#ffc857); }
.blog-card .media.b3::before { background: linear-gradient(135deg,#5b5bf5,#7c3aed); }
.blog-card .media i { position:relative; z-index:1; color:#fff; font-size:2.6rem; }
.blog-card .cat {
  position:absolute; top:14px; left:14px; z-index:2;
  background:rgba(255,255,255,.92); color:var(--violet-2);
  font-family:var(--font-display); font-weight:600; font-size:.72rem;
  padding:.3rem .75rem; border-radius:100px;
}
.blog-card .body { padding: 1.4rem; }
.blog-card .meta { font-size:.8rem; color:var(--muted); margin-bottom:.6rem; display:flex; gap:1rem; }
.blog-card .meta i { color: var(--violet); margin-right:.3rem; }
.blog-card h3 { font-size:1.18rem; margin-bottom:.6rem; }
.blog-card h3 a { color:#14142b; }
.blog-card h3 a:hover { color: var(--violet-2); }
.blog-card .excerpt { font-size:.92rem; color:var(--muted); margin-bottom:1rem; }
.read-more { font-family:var(--font-display); font-weight:600; font-size:.9rem; display:inline-flex; gap:.4rem; align-items:center; }
.read-more:hover { gap:.6rem; }

/* ---------- 12. CTA band ---------- */
.cta-band {
  background: var(--grad-night);
  border-radius: var(--r-xl);
  padding: 64px 48px;
  color: #fff;
  position: relative;
  overflow: hidden;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.cta-band h2 { color:#fff; font-size: clamp(1.8rem,1.2rem+2vw,2.6rem); }
.cta-band p { color: rgba(255,255,255,.75); }
.cta-band .blob { opacity:.6; }

/* ---------- 13. Page hero (inner pages) ---------- */
.page-hero {
  background: var(--grad-night);
  color:#fff; position: relative; overflow:hidden;
  padding: calc(var(--nav-h) + 56px) 0 70px;
  text-align:center;
}
.page-hero::after {
  content:""; position:absolute; inset:0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.06) 1px, transparent 0);
  background-size: 32px 32px; opacity:.55;
}
.page-hero h1 { color:#fff; font-size: clamp(2rem,1.4rem+2.6vw,3.1rem); position:relative; z-index:2; }
.page-hero p { color: rgba(255,255,255,.78); position:relative; z-index:2; max-width:620px; margin:1rem auto 0; }
.breadcrumb-glass {
  display:inline-flex; gap:.5rem; align-items:center;
  background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.16);
  padding:.5rem 1.1rem; border-radius:100px; position:relative; z-index:2;
  font-size:.85rem; color: rgba(255,255,255,.7); margin-top:1.4rem;
  font-family: var(--font-display);
}
.breadcrumb-glass a { color: rgba(255,255,255,.9); }
.breadcrumb-glass .sep { opacity:.5; }

/* ---------- 14. Forms ---------- */
.form-card {
  background: var(--paper);
  border:1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: 2.4rem;
}
.form-label { font-family:var(--font-display); font-weight:600; font-size:.88rem; color:#14142b; margin-bottom:.4rem; }
.form-control, .form-select {
  border-radius: var(--r-sm);
  border: 1.5px solid var(--line);
  padding: .8rem 1rem;
  font-size: .95rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 4px rgba(124,58,237,.12);
}
.form-note { font-size:.82rem; color:var(--muted); }

/* Contact info card */
.info-card {
  display:flex; gap:1rem; align-items:flex-start;
  padding:1.4rem; border-radius:var(--r-md);
  background: var(--paper); border:1px solid var(--line);
  box-shadow: var(--shadow-sm); transition: transform .3s ease;
}
.info-card:hover { transform: translateY(-4px); }
.info-card .ic {
  width:52px; height:52px; flex:none; border-radius:14px;
  display:grid; place-items:center; color:#fff; font-size:1.2rem;
  background: var(--grad-primary);
}
.info-card .t { font-family:var(--font-display); font-weight:600; margin-bottom:.2rem; }
.info-card .d { color:var(--muted); font-size:.92rem; margin:0; }

/* ---------- 15. Course detail ---------- */
.detail-sidebar {
  position: sticky; top: calc(var(--nav-h) + 20px);
  background: var(--paper); border:1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--shadow-md);
  overflow:hidden;
}
.detail-sidebar .preview {
  height:180px; background: var(--grad-primary); display:grid; place-items:center;
  color:#fff; font-size:3rem; position:relative;
}
.detail-sidebar .pad { padding:1.6rem; }
.detail-price { font-family:var(--font-display); font-weight:800; font-size:2rem; color:#14142b; }
.detail-price small { font-size:1rem; color:var(--muted); text-decoration:line-through; font-weight:500; margin-left:.4rem;}
.spec-list { list-style:none; padding:0; margin:1.3rem 0 0; }
.spec-list li { display:flex; justify-content:space-between; padding:.6rem 0; border-bottom:1px solid var(--line); font-size:.92rem; }
.spec-list li span:first-child { color:var(--muted); }
.spec-list li span:last-child { font-weight:600; color:#14142b; font-family:var(--font-display); }
.spec-list li i { color:var(--violet); margin-right:.45rem; }

.curriculum-item {
  background: var(--paper); border:1px solid var(--line);
  border-radius: var(--r-md); padding:1.1rem 1.3rem; margin-bottom:.8rem;
  display:flex; align-items:center; gap:1rem;
}
.curriculum-item .no {
  width:38px; height:38px; flex:none; border-radius:11px;
  background: rgba(124,58,237,.1); color:var(--violet-2);
  display:grid; place-items:center; font-family:var(--font-display); font-weight:700; font-size:.9rem;
}
.curriculum-item .ct { font-family:var(--font-display); font-weight:600; font-size:.98rem; }
.curriculum-item .cs { font-size:.82rem; color:var(--muted); }
.curriculum-item .dur { margin-left:auto; font-size:.82rem; color:var(--muted); white-space:nowrap; }
.check-list { list-style:none; padding:0; margin:0; }
.check-list li { padding:.5rem 0; padding-left:2rem; position:relative; color:#45456a; }
.check-list li::before {
  content:"\f00c"; font-family:"Font Awesome 6 Free"; font-weight:900;
  position:absolute; left:0; top:.55rem; color:#22c55e; font-size:.85rem;
}

/* ---------- 16. Timeline (admissions/about) ---------- */
.timeline { position: relative; padding-left: 0; }
.timeline-step {
  display:flex; gap:1.4rem; padding-bottom: 2.2rem; position:relative;
}
.timeline-step:not(:last-child)::before {
  content:""; position:absolute; left:27px; top:56px; bottom:0; width:2px;
  background: linear-gradient(var(--violet), transparent);
}
.timeline-step .dot {
  width:56px; height:56px; flex:none; border-radius:16px;
  background: var(--grad-primary); color:#fff; display:grid; place-items:center;
  font-family:var(--font-display); font-weight:800; font-size:1.15rem;
  box-shadow: 0 10px 24px rgba(124,58,237,.3); z-index:1;
}
.timeline-step h3 { font-size:1.2rem; margin-bottom:.4rem; }
.timeline-step p { color:var(--muted); font-size:.95rem; margin:0; }

/* ---------- 17. Pricing / job cards ---------- */
.job-card {
  background: var(--paper); border:1px solid var(--line);
  border-radius: var(--r-lg); padding:1.8rem; box-shadow:var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
}
.job-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.job-tags { display:flex; gap:.5rem; flex-wrap:wrap; margin:.8rem 0 1.2rem; }
.job-tags .tg {
  font-size:.78rem; font-family:var(--font-display); font-weight:500;
  background: rgba(124,58,237,.08); color:var(--violet-2);
  padding:.3rem .8rem; border-radius:100px;
}

/* ---------- 18. Legal / prose pages ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size:1.5rem; margin:2.2rem 0 .9rem; }
.prose h3 { font-size:1.2rem; margin:1.6rem 0 .6rem; }
.prose p, .prose li { color:#45456a; font-size:1rem; line-height:1.8; }
.prose ul { padding-left:1.3rem; }
.prose li { margin-bottom:.5rem; }
.legal-meta {
  display:inline-block; background:rgba(124,58,237,.07); color:var(--violet-2);
  font-family:var(--font-display); font-weight:600; font-size:.85rem;
  padding:.5rem 1rem; border-radius:100px; margin-bottom:1.5rem;
}

/* ---------- 19. Sitemap ---------- */
.sitemap-group { background:var(--paper); border:1px solid var(--line); border-radius:var(--r-lg); padding:1.8rem; box-shadow:var(--shadow-sm); height:100%; }
.sitemap-group h3 { font-size:1.1rem; margin-bottom:1rem; display:flex; align-items:center; gap:.6rem; }
.sitemap-group h3 i { color:var(--violet); }
.sitemap-group ul { list-style:none; padding:0; margin:0; }
.sitemap-group li { padding:.4rem 0; }
.sitemap-group a { color:#45456a; font-size:.95rem; display:inline-flex; align-items:center; gap:.5rem; }
.sitemap-group a::before { content:"\f105"; font-family:"Font Awesome 6 Free"; font-weight:900; color:var(--violet); font-size:.8rem; }
.sitemap-group a:hover { color:var(--violet-2); }

/* ---------- 20. 404 ---------- */
.error-page {
  min-height: 100vh; display:grid; place-items:center; text-align:center;
  background: var(--grad-night); color:#fff; position:relative; overflow:hidden;
  padding: 40px 20px;
}
.error-code {
  font-family:var(--font-display); font-weight:800;
  font-size: clamp(7rem, 20vw, 16rem); line-height:1;
  background: var(--grad-primary); -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; position:relative; z-index:2;
}

/* ---------- 21. Footer ---------- */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,.7);
  padding: 72px 0 0;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content:""; position:absolute; top:0; left:0; right:0; height:1px;
  background: linear-gradient(90deg, transparent, rgba(124,58,237,.6), transparent);
}
.footer .navbar-brand { color:#fff; }
.footer .brand-text { color:#fff; }
.footer-about { font-size:.94rem; color:rgba(255,255,255,.6); margin:1.1rem 0 1.4rem; max-width:330px; }
.footer h4 {
  color:#fff; font-size:1rem; margin-bottom:1.2rem;
  font-family:var(--font-display); font-weight:600;
}
.footer-links { list-style:none; padding:0; margin:0; }
.footer-links li { margin-bottom:.7rem; }
.footer-links a { color:rgba(255,255,255,.6); font-size:.93rem; display:inline-flex; align-items:center; gap:.5rem; }
.footer-links a:hover { color:#fff; gap:.7rem; }
.footer-contact li { display:flex; gap:.8rem; align-items:flex-start; margin-bottom:.9rem; color:rgba(255,255,255,.65); font-size:.93rem; }
.footer-contact li i { color:var(--violet); margin-top:.25rem; }
.social-row { display:flex; gap:.7rem; margin-top:1.3rem; }
.social-row a {
  width:42px; height:42px; border-radius:12px; display:grid; place-items:center;
  background: rgba(255,255,255,.06); color:#fff; border:1px solid rgba(255,255,255,.1);
  transition: all .3s ease;
}
.social-row a:hover { background: var(--grad-primary); transform:translateY(-3px); border-color:transparent; }
.footer-newsletter .form-control {
  background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12);
  color:#fff; border-radius:100px 0 0 100px;
}
.footer-newsletter .form-control::placeholder { color:rgba(255,255,255,.4); }
.footer-newsletter .btn { border-radius:0 100px 100px 0; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:48px; padding:24px 0; font-size:.88rem; color:rgba(255,255,255,.5);
}
.footer-bottom a { color:rgba(255,255,255,.6); }
.footer-bottom a:hover { color:#fff; }

/* ---------- 22. Back to top + misc ---------- */
.to-top {
  position: fixed; bottom: 26px; right: 26px; z-index: 1000;
  width: 50px; height: 50px; border-radius: 14px;
  background: var(--grad-primary); color:#fff; border:none;
  display:grid; place-items:center; font-size:1rem;
  box-shadow: var(--shadow-md); opacity:0; visibility:hidden;
  transform: translateY(12px); transition: all .3s ease; cursor:pointer;
}
.to-top.show { opacity:1; visibility:visible; transform: translateY(0); }
.to-top:hover { transform: translateY(-3px); }

.wa-float {
  position: fixed; bottom: 26px; left: 26px; z-index: 1000;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; color:#fff; display:grid; place-items:center;
  font-size:1.5rem; box-shadow: 0 12px 30px rgba(37,211,102,.4);
  transition: transform .3s ease;
}
.wa-float:hover { transform: scale(1.08); color:#fff; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  [data-aos] { opacity: 1 !important; transform: none !important; }
}

/* ---------- Topic images on course & blog media (added) ---------- */
.course-card .media .media-img,
.blog-card .media .media-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 1; display: block;
}
/* Soften the gradient overlay so the illustration shows clearly,
   keep a subtle brand tint + bottom shade for badge legibility */
.course-card .media.has-img::before,
.blog-card .media.has-img::before {
  opacity: .14; z-index: 2;
}
.course-card .media.has-img::after,
.blog-card .media.has-img::after {
  content: ""; position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(10,10,31,.05) 0%, rgba(10,10,31,0) 32%, rgba(10,10,31,.18) 100%);
}
/* Hide the large centred Font Awesome icon when an image is present */
.course-card .media.has-img > i,
.blog-card .media.has-img > i { display: none; }
/* Keep tag / level / category pills above the image */
.course-card .media .tag,
.course-card .media .lvl,
.blog-card .media .cat { z-index: 3; }