/* ============================================
   MAHADEV CLASSES — AI SEO 2026
   Design: Retro-Futuristic Spiritual × AI Tech
   Palette: Volcanic Glass + Sacred Saffron
   Fonts: Syne (display) + Bricolage Grotesque (body)
   ============================================ */

/* ── TOKENS ── */
:root {
  --bg:          #0A0A0F;
  --bg-2:        #111118;
  --bg-3:        #16161F;
  --surface:     #1C1C28;
  --surface-2:   #242433;
  --border:      rgba(255,255,255,0.07);
  --border-glow: rgba(255,165,0,0.25);

  --saffron:     #FF9500;
  --saffron-2:   #FFB340;
  --saffron-dim: rgba(255,149,0,0.12);
  --gold:        #D4A017;
  --crimson:     #E63946;
  --teal:        #00D4AA;

  --text-1:      #F0EDE8;
  --text-2:      #A8A4A0;
  --text-3:      #6B6870;

  --font-display: 'Syne', sans-serif;
  --font-body:    'Bricolage Grotesque', sans-serif;
  --font-mono:    'Space Mono', monospace;

  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   40px;

  --shadow-glow: 0 0 40px rgba(255,149,0,0.15);
  --shadow-card: 0 8px 40px rgba(0,0,0,0.5);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--saffron); border-radius: 3px; }

/* ── CONTAINER ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── SECTION ── */
.section { padding: 100px 0; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--saffron);
  background: var(--saffron-dim);
  border: 1px solid rgba(255,149,0,0.2);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-1);
  margin-bottom: 16px;
}
.section-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--saffron), var(--saffron-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 560px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-desc { margin: 0 auto; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--saffron), #FF6B00);
  color: #0A0A0F;
  box-shadow: 0 4px 24px rgba(255,149,0,0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255,149,0,0.5);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: transparent;
  color: var(--text-1);
  border: 1.5px solid var(--border);
}
.btn--ghost:hover {
  border-color: var(--saffron);
  color: var(--saffron);
  background: var(--saffron-dim);
}

.btn--nav {
  background: var(--saffron-dim);
  color: var(--saffron);
  border: 1px solid rgba(255,149,0,0.3);
  padding: 10px 22px;
  font-size: 0.88rem;
}
.btn--nav:hover {
  background: var(--saffron);
  color: #0A0A0F;
}

.btn--course {
  width: 100%;
  justify-content: center;
  background: var(--surface-2);
  color: var(--text-1);
  border: 1px solid var(--border);
  margin-top: 20px;
}
.btn--course:hover {
  background: var(--saffron-dim);
  border-color: var(--saffron);
  color: var(--saffron);
}

.btn--large {
  padding: 18px 40px;
  font-size: 1.05rem;
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}
.nav.scrolled {
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-1);
  flex-shrink: 0;
}
.nav__logo-icon { font-size: 1.4rem; }
.nav__logo-text em {
  font-style: normal;
  color: var(--saffron);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}
.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--text-1); }
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-1);
  border-radius: 2px;
  transition: var(--transition);
}
.nav__mobile {
  display: none;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 20px 24px;
}
.nav__mobile ul { display: flex; flex-direction: column; gap: 16px; }
.nav__mobile a { font-size: 1rem; color: var(--text-2); }
.nav__mobile a:hover { color: var(--saffron); }
.nav__mobile.open { display: block; }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  padding: 140px 80px 80px;
  position: relative;
  overflow: hidden;
  max-width: 1400px;
  margin: 0 auto;
}

/* Background grid */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,149,0,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,149,0,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  pointer-events: none;
}

/* Orbs */
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: orbFloat 8s ease-in-out infinite;
}
.hero__orb--1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255,149,0,0.18) 0%, transparent 70%);
  top: -100px; left: -100px;
  animation-delay: 0s;
}
.hero__orb--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(230,57,70,0.12) 0%, transparent 70%);
  bottom: -50px; right: 200px;
  animation-delay: -3s;
}
.hero__orb--3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,212,170,0.1) 0%, transparent 70%);
  top: 50%; right: -50px;
  animation-delay: -6s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -20px) scale(1.05); }
  66% { transform: translate(-15px, 15px) scale(0.95); }
}

/* Particles */
.hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.particle {
  position: absolute;
  width: 3px; height: 3px;
  background: var(--saffron);
  border-radius: 50%;
  opacity: 0;
  animation: particleFly linear infinite;
}
@keyframes particleFly {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  10% { opacity: 0.8; transform: translateY(-20px) scale(1); }
  90% { opacity: 0.3; }
  100% { opacity: 0; transform: translateY(-200px) scale(0.5); }
}

/* Hero content */
.hero__content { position: relative; z-index: 2; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--saffron-2);
  background: rgba(255,149,0,0.08);
  border: 1px solid rgba(255,149,0,0.2);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero__badge-dot {
  width: 7px; height: 7px;
  background: var(--saffron);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
}
.hero__title-line { display: block; }
.hero__title-line--accent {
  background: linear-gradient(135deg, var(--saffron) 0%, var(--saffron-2) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}
.hero__title-line--accent::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--saffron), transparent);
  border-radius: 2px;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero__ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: fit-content;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--saffron);
  line-height: 1;
}
.hero__stat span { font-size: 1.4rem; color: var(--saffron); font-weight: 800; }
.hero__stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 4px;
}
.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero visual */
.hero__visual {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__card-stack {
  position: relative;
  width: 340px;
  height: 420px;
}

.hero__card {
  position: absolute;
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border);
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}

.hero__card--back {
  width: 280px;
  background: var(--surface);
  top: 20px; right: 0;
  transform: rotate(6deg);
  z-index: 1;
}
.hero__card--back:hover { transform: rotate(8deg) translateY(-5px); }

.hero__card--mid {
  width: 260px;
  background: linear-gradient(135deg, var(--surface), var(--surface-2));
  top: 60px; left: 0;
  transform: rotate(-4deg);
  z-index: 2;
  border-color: rgba(0,212,170,0.2);
}
.hero__card--mid:hover { transform: rotate(-6deg) translateY(-5px); }

.hero__card--front {
  width: 300px;
  background: linear-gradient(135deg, var(--surface-2), #1E1E2E);
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}
.hero__card--front:hover { transform: translateX(-50%) translateY(-8px); }

.hero__card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero__card-bar {
  height: 8px;
  background: var(--bg-3);
  border-radius: 4px;
  margin-bottom: 10px;
  overflow: hidden;
}
.hero__card-bar div {
  height: 100%;
  background: linear-gradient(90deg, var(--saffron), var(--saffron-2));
  border-radius: 4px;
  animation: barGrow 2s ease-out forwards;
}
@keyframes barGrow {
  from { width: 0 !important; }
}

.hero__card-score {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 12px 0;
}
.hero__card-score-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--teal);
  line-height: 1;
}
.hero__card-score-unit {
  font-size: 1rem;
  color: var(--text-3);
}

.hero__card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.hero__card-tags span {
  font-size: 0.7rem;
  padding: 4px 10px;
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.2);
  border-radius: 100px;
  color: var(--teal);
}

.hero__card-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}
.hero__card-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 4px;
}
.hero__card-subtitle {
  font-size: 0.78rem;
  color: var(--saffron);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.hero__card-modules { display: flex; flex-direction: column; gap: 8px; }
.hero__card-module {
  font-size: 0.82rem;
  color: var(--text-2);
  padding: 6px 10px;
  background: rgba(255,149,0,0.06);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--saffron);
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 80px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero__scroll-line {
  width: 40px;
  height: 1px;
  background: var(--text-3);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--saffron);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ============================================
   MARQUEE STRIP
   ============================================ */
.marquee-strip {
  background: var(--saffron);
  padding: 14px 0;
  overflow: hidden;
  position: relative;
}
.marquee-track {
  display: flex;
  gap: 32px;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.marquee-track span {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: #0A0A0F;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================
   ABOUT
   ============================================ */
.about { background: var(--bg-2); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__text {
  color: var(--text-2);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.about__badges { display: flex; flex-direction: column; gap: 12px; margin-top: 32px; }
.about__badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  color: var(--text-2);
  transition: var(--transition);
}
.about__badge:hover {
  border-color: var(--border-glow);
  background: var(--saffron-dim);
}
.about__badge-icon { font-size: 1.2rem; }

.about__image-wrap {
  position: relative;
  height: 420px;
}

.about__image-card {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow), var(--shadow-card);
  overflow: hidden;
  position: relative;
}
.about__image-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(255,149,0,0.12) 0%, transparent 60%);
}

.about__image-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}
.about__instructor-icon { font-size: 5rem; margin-bottom: 16px; }
.about__instructor-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 6px;
}
.about__instructor-title {
  font-size: 0.88rem;
  color: var(--saffron);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  margin-bottom: 28px;
}
.about__instructor-stats {
  display: flex;
  gap: 32px;
  justify-content: center;
}
.about__instructor-stats div {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-3);
}
.about__instructor-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--saffron);
}

.about__floating-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
  box-shadow: var(--shadow-card);
  animation: floatTag 4s ease-in-out infinite;
}
.about__floating-tag--1 { top: -16px; left: -20px; animation-delay: 0s; }
.about__floating-tag--2 { bottom: 60px; right: -20px; animation-delay: -1.5s; }
.about__floating-tag--3 { bottom: -16px; left: 40px; animation-delay: -3s; }
@keyframes floatTag {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ============================================
   COURSES
   ============================================ */
.courses { background: var(--bg); }

.courses__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.course-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}

.course-card--featured {
  background: linear-gradient(160deg, var(--surface-2), #1A1A2A);
  border-color: rgba(255,149,0,0.3);
  box-shadow: var(--shadow-glow), var(--shadow-card);
  transform: scale(1.03);
}
.course-card--featured:hover { transform: scale(1.03) translateY(-4px); }

.course-card__popular {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--saffron), #FF6B00);
  color: #0A0A0F;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 100px;
  white-space: nowrap;
}

.course-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.course-card__icon { font-size: 2rem; }
.course-card__level {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--saffron);
  background: var(--saffron-dim);
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid rgba(255,149,0,0.2);
}

.course-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 12px;
  line-height: 1.3;
}

.course-card__desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 20px;
}

.course-card__modules {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  flex: 1;
}
.course-card__modules li {
  font-size: 0.82rem;
  color: var(--text-2);
  padding: 8px 12px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--saffron);
  transition: var(--transition);
}
.course-card__modules li:hover {
  background: var(--saffron-dim);
  color: var(--text-1);
}

.course-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.course-card__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: var(--text-3);
}
.course-card__price { text-align: right; }
.course-card__price-old {
  display: block;
  font-size: 0.78rem;
  color: var(--text-3);
  text-decoration: line-through;
}
.course-card__price-new {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--saffron);
}

/* ============================================
   FEATURES
   ============================================ */
.features { background: var(--bg-2); }

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-item {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--saffron), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-item:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.feature-item:hover::before { opacity: 1; }

.feature-item__icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
  display: block;
}
.feature-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 10px;
}
.feature-item p {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ============================================
   TOOLS
   ============================================ */
.tools { background: var(--bg); }

.tools__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.tool-pill {
  padding: 10px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-2);
  transition: var(--transition);
  cursor: default;
}
.tool-pill:hover {
  background: var(--saffron-dim);
  border-color: rgba(255,149,0,0.3);
  color: var(--saffron);
  transform: translateY(-2px);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials { background: var(--bg-2); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.testimonial-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.testimonial-card__stars {
  color: var(--saffron);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-card__text {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-card__avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--saffron), #FF6B00);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: #0A0A0F;
  flex-shrink: 0;
}
.testimonial-card__name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-1);
}
.testimonial-card__role {
  font-size: 0.78rem;
  color: var(--text-3);
  margin-top: 2px;
}

/* ============================================
   ENROLL CTA
   ============================================ */
.enroll {
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.enroll__bg-orb {
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,149,0,0.1) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.enroll__inner {
  background: linear-gradient(135deg, var(--surface), var(--surface-2));
  border: 1px solid rgba(255,149,0,0.2);
  border-radius: var(--radius-xl);
  padding: 64px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-glow), var(--shadow-card);
}
.enroll__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(255,149,0,0.08) 0%, transparent 60%);
  border-radius: var(--radius-xl);
  pointer-events: none;
}

.enroll__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--saffron);
  background: var(--saffron-dim);
  border: 1px solid rgba(255,149,0,0.2);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.enroll__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 16px;
  line-height: 1.2;
}
.enroll__title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--saffron), var(--saffron-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.enroll__desc {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.enroll__form { max-width: 700px; margin: 0 auto; }
.enroll__form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.enroll__form input,
.enroll__form select {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
  appearance: none;
}
.enroll__form input::placeholder { color: var(--text-3); }
.enroll__form input:focus,
.enroll__form select:focus {
  border-color: var(--saffron);
  box-shadow: 0 0 0 3px rgba(255,149,0,0.1);
}
.enroll__form select { cursor: pointer; }
.enroll__form select option { background: var(--bg-2); }

.enroll__note {
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--text-3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer__brand p {
  font-size: 0.88rem;
  color: var(--text-3);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer__social {
  display: flex;
  gap: 12px;
}
.footer__social a {
  width: 36px; height: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-2);
  transition: var(--transition);
}
.footer__social a:hover {
  background: var(--saffron-dim);
  border-color: rgba(255,149,0,0.3);
  color: var(--saffron);
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col li, .footer__col a {
  font-size: 0.85rem;
  color: var(--text-3);
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--saffron); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ============================================
   TOAST
   ============================================ */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: var(--surface-2);
  border: 1px solid rgba(255,149,0,0.3);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  font-size: 0.9rem;
  color: var(--text-1);
  box-shadow: var(--shadow-card);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1), opacity 0.4s;
  pointer-events: none;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 120px 40px 80px;
    text-align: center;
  }
  .hero__content { order: 1; }
  .hero__visual { order: 2; }
  .hero__subtitle { margin: 0 auto 36px; }
  .hero__ctas { justify-content: center; }
  .hero__stats { margin: 0 auto; }
  .hero__scroll-hint { left: 40px; }

  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .courses__grid { grid-template-columns: 1fr; }
  .course-card--featured { transform: none; }
  .course-card--featured:hover { transform: translateY(-4px); }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .enroll__inner { padding: 40px 32px; }
  .enroll__form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .nav__links { display: none; }
  .btn--nav { display: none; }
  .nav__hamburger { display: flex; }

  .hero { padding: 100px 24px 60px; gap: 40px; }
  .hero__card-stack { width: 280px; height: 360px; }
  .hero__card--front { width: 260px; }
  .hero__card--back { width: 240px; }
  .hero__card--mid { width: 220px; }
  .hero__scroll-hint { display: none; }

  .features__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .enroll__inner { padding: 32px 20px; border-radius: var(--radius-lg); }
}

@media (max-width: 480px) {
  .hero__stats { flex-direction: column; gap: 16px; width: 100%; }
  .hero__stat-divider { width: 100%; height: 1px; }
  .hero__ctas { flex-direction: column; align-items: stretch; }
  .hero__ctas .btn { justify-content: center; }
  .about__image-wrap { height: 320px; }
  .about__floating-tag--1,
  .about__floating-tag--2,
  .about__floating-tag--3 { display: none; }
}