/* Le Gbairai de l'IA — Oracle-style premium dark theme */
:root {
  --bg-deep: #06080F;
  --bg-1: #0A0E1A;
  --bg-2: #111827;
  --bg-3: #1F2937;
  --surface: rgba(255,255,255,0.04);
  --surface-2: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.08);
  --border-2: rgba(255,255,255,0.14);
  --text: #FFFFFF;
  --text-2: #E5E7EB;
  --text-3: #9CA3AF;
  --text-4: #6B7280;
  --gold: #D4A04A;
  --gold-bright: #F0C674;
  --purple: #7C3AED;
  --purple-bright: #A78BFA;
  --blue: #3B82F6;
  --cyan: #06B6D4;
  --pink: #EC4899;
  --green: #10B981;
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
}

* { box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-deep);
  color: var(--text);
  margin: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* === Animated mesh gradient background === */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(at 20% 10%, rgba(124,58,237,0.20) 0px, transparent 50%),
    radial-gradient(at 80% 30%, rgba(59,130,246,0.15) 0px, transparent 50%),
    radial-gradient(at 50% 80%, rgba(212,160,74,0.10) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(236,72,153,0.08) 0px, transparent 50%);
  background-color: var(--bg-deep);
  animation: mesh-shift 20s ease-in-out infinite alternate;
}

@keyframes mesh-shift {
  0% {
    background-position:
      0% 0%, 100% 0%, 50% 100%, 0% 100%;
  }
  100% {
    background-position:
      30% 20%, 70% 30%, 60% 80%, 100% 0%;
  }
}

a { color: var(--gold-bright); text-decoration: none; transition: color .15s; }
a:hover { color: var(--gold); }

/* === Navigation === */
.nav {
  background: rgba(6,8,15,0.6);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 18px;
  color: var(--text);
  letter-spacing: -.01em;
}
.brand img { height: 48px; width: auto; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  color: var(--text-3);
  font-weight: 500;
  font-size: 14px;
  transition: color .15s;
}
.nav-links a:hover { color: var(--text); }
.btn-nav {
  background: var(--text);
  color: var(--bg-deep) !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  transition: transform .15s, background .15s;
}
.btn-nav:hover { background: var(--gold-bright); color: var(--bg-deep) !important; transform: translateY(-1px); }
.btn-nav-outline {
  border: 1px solid var(--border-2);
  color: var(--text) !important;
  background: transparent;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
}
.btn-nav-outline:hover { border-color: var(--gold-bright); color: var(--gold-bright) !important; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

/* === HERO === */
.hero {
  position: relative;
  padding: 100px 32px 80px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(124,58,237,0.25) 0%, transparent 60%);
  filter: blur(80px);
  z-index: -1;
}
.hero-inner { max-width: 980px; margin: 0 auto; position: relative; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 32px;
  backdrop-filter: blur(20px);
}
.hero-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(1.4); }
}
.hero h1 {
  font-size: clamp(40px, 7vw, 88px);
  font-weight: 900;
  letter-spacing: -.04em;
  line-height: 1;
  margin: 0 0 24px;
  background: linear-gradient(135deg, #fff 0%, var(--gold-bright) 50%, var(--purple-bright) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-text h1 { text-align: left; }
.hero h2.sub {
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 400;
  color: var(--text-3);
  max-width: 720px;
  margin: 0 auto 40px;
  line-height: 1.5;
}
.hero-text h2.sub { text-align: left; margin: 0 0 32px; }
.hero h2.sub strong { color: var(--text); font-weight: 600; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
}
.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-2);
  backdrop-filter: blur(20px);
}
.meta-pill .accent { color: var(--gold-bright); font-weight: 700; }
.meta-pill.live { border-color: rgba(16,185,129,0.5); }
.meta-pill.live .live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  animation: pulse 1.5s infinite;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 64px;
}
.hero-text .hero-cta { justify-content: flex-start; margin-bottom: 0; }
.hero-meta { justify-content: center; }
.hero-text .hero-meta { justify-content: flex-start; }

/* === Big buttons (Oracle-style CTAs) === */
.btn-pro {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
  letter-spacing: -.01em;
}
.btn-pro:hover { transform: translateY(-2px); }
.btn-pro:active { transform: translateY(0); }
.btn-pro-primary {
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 100%);
  color: var(--bg-deep);
  box-shadow: 0 12px 32px -10px rgba(212,160,74,0.6), 0 0 0 1px rgba(255,255,255,0.1) inset;
}
.btn-pro-primary:hover {
  box-shadow: 0 20px 48px -12px rgba(212,160,74,0.8), 0 0 0 1px rgba(255,255,255,0.2) inset;
  color: var(--bg-deep);
}
.btn-pro-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transition: left .6s;
}
.btn-pro-primary:hover::after { left: 100%; }
.btn-pro-dark {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border-2);
  backdrop-filter: blur(20px);
}
.btn-pro-dark:hover { background: var(--border); color: var(--text); }
.btn-pro-ghost {
  background: transparent;
  color: var(--text-2);
  padding: 16px 24px;
}
.btn-pro-ghost:hover { color: var(--text); }
.btn-pro-sm { padding: 10px 18px; font-size: 13px; }

/* === Stats / Metrics row === */
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin: 64px auto 0;
  max-width: 980px;
}
.metric {
  background: rgba(10,14,26,0.7);
  backdrop-filter: blur(20px);
  padding: 32px 24px;
  text-align: center;
}
.metric .num {
  font-size: 42px;
  font-weight: 800;
  font-feature-settings: 'tnum' 1;
  background: linear-gradient(135deg, var(--gold-bright), var(--purple-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -.02em;
}
.metric .lbl {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  margin-top: 6px;
  font-weight: 600;
}

/* === Sections === */
.section {
  padding: 100px 32px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}
.section-head {
  text-align: center;
  margin-bottom: 64px;
}
.section-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 16px;
}
.section h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: -.025em;
  line-height: 1.15;
}
.section h2 .grad {
  background: linear-gradient(135deg, var(--gold-bright), var(--purple-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section .lead {
  color: var(--text-3);
  font-size: 18px;
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

/* === Glass cards === */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px;
  backdrop-filter: blur(20px);
  transition: transform .25s, border-color .25s, background .25s;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-2);
  background: var(--surface-2);
}
.card .icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, rgba(212,160,74,0.2), rgba(124,58,237,0.2));
  border: 1px solid var(--border-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.card h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.01em;
}
.card p {
  margin: 0;
  color: var(--text-3);
  font-size: 15px;
  line-height: 1.6;
}
.card .meta {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--gold-bright);
  font-weight: 600;
}

/* === Featured Next Session Banner === */
.featured-session {
  background: linear-gradient(135deg, rgba(124,58,237,0.15) 0%, rgba(212,160,74,0.08) 100%);
  border: 1px solid var(--border-2);
  border-radius: var(--r-xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
}
.featured-session::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(212,160,74,0.2) 0%, transparent 60%);
  filter: blur(40px);
}
.featured-session .label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--gold-bright);
  margin-bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.featured-session h3 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -.02em;
}
.featured-session .when {
  color: var(--text-3);
  font-size: 16px;
  margin-bottom: 24px;
}
.featured-session .when strong { color: var(--text); }
.featured-session .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.featured-session .passcode {
  font-size: 13px;
  color: var(--text-3);
  font-family: 'SF Mono', 'Monaco', monospace;
  background: var(--surface);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

/* === Pricing === */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 48px 40px;
  position: relative;
  backdrop-filter: blur(20px);
  overflow: hidden;
}
.pricing-card.featured {
  background: linear-gradient(135deg, rgba(212,160,74,0.12) 0%, rgba(124,58,237,0.08) 100%);
  border: 1px solid var(--gold);
  box-shadow: 0 20px 60px -20px rgba(212,160,74,0.4);
}
.pricing-card.featured::before {
  content: '⭐ Plus populaire';
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 12px;
  background: var(--gold);
  color: var(--bg-deep);
  border-radius: 999px;
}
.pricing-card .plan-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 16px;
}
.pricing-card .price {
  font-size: 56px;
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: 1;
  margin-bottom: 8px;
}
.pricing-card .price .currency {
  font-size: 18px;
  color: var(--text-3);
  vertical-align: super;
  margin-right: 4px;
}
.pricing-card .price .per {
  font-size: 16px;
  color: var(--text-3);
  font-weight: 500;
}
.pricing-card .desc {
  color: var(--text-3);
  font-size: 15px;
  margin-bottom: 28px;
}
.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
}
.pricing-card li {
  padding: 10px 0;
  font-size: 14px;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-card li::before {
  content: '✓';
  color: var(--green);
  font-weight: 800;
  font-size: 16px;
}
.pricing-card li.disabled {
  color: var(--text-4);
}
.pricing-card li.disabled::before { content: '—'; color: var(--text-4); }

/* === Testimonials === */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.testimonial {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  backdrop-filter: blur(20px);
}
.testimonial .quote {
  font-size: 17px;
  line-height: 1.6;
  margin-bottom: 20px;
  color: var(--text-2);
  font-style: italic;
}
.testimonial .author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial .avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--bg-deep);
  font-size: 16px;
}
.testimonial .who { font-weight: 700; font-size: 14px; }
.testimonial .where { font-size: 12px; color: var(--text-3); }

/* === Auth pages === */
.auth-wrap {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
}
.auth-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(at 30% 30%, rgba(124,58,237,0.15) 0px, transparent 50%),
    radial-gradient(at 70% 70%, rgba(212,160,74,0.10) 0px, transparent 50%);
  z-index: -1;
}
.auth-card {
  background: rgba(15,20,32,0.7);
  border: 1px solid var(--border-2);
  border-radius: var(--r-xl);
  padding: 48px;
  width: 100%;
  max-width: 480px;
  backdrop-filter: blur(20px);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,0.5);
}
.auth-card h1 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -.02em;
}
.auth-card .sub {
  color: var(--text-3);
  font-size: 15px;
  margin-bottom: 32px;
}
.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 18px;
}
.form-group label {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-2);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 14px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  transition: border .15s, box-shadow .15s, background .15s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,160,74,0.15);
  background: var(--bg-1);
}
.form-group input::placeholder { color: var(--text-4); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row .form-group { margin-bottom: 18px; }
@media(max-width: 540px) { .form-row { grid-template-columns: 1fr; } }

/* === Alerts === */
.alert {
  padding: 14px 16px;
  border-radius: var(--r-md);
  margin-bottom: 16px;
  font-size: 14px;
  border: 1px solid;
}
.alert-success { background: rgba(16,185,129,0.10); border-color: rgba(16,185,129,0.3); color: #6EE7B7; }
.alert-error { background: rgba(239,68,68,0.10); border-color: rgba(239,68,68,0.3); color: #FCA5A5; }
.alert-info { background: rgba(212,160,74,0.10); border-color: rgba(212,160,74,0.3); color: var(--gold-bright); }

/* === Espace apprenant === */
.dashboard {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 32px;
  padding: 32px;
  max-width: 1280px;
  margin: 0 auto;
}
@media(max-width: 900px) { .dashboard { grid-template-columns: 1fr; padding: 16px; } }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  backdrop-filter: blur(20px);
}
.panel h3 {
  margin: 0 0 16px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
}
.user-card {
  text-align: center;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.user-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--gold));
  color: white;
  font-size: 32px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}
.user-name { font-size: 18px; font-weight: 700; margin: 0; color: var(--text); }
.user-email { font-size: 13px; color: var(--text-3); margin: 4px 0 0; }
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 14px;
  border: 1px solid;
}
.status-active { background: rgba(16,185,129,0.10); border-color: rgba(16,185,129,0.3); color: #6EE7B7; }
.status-pending { background: rgba(212,160,74,0.10); border-color: rgba(212,160,74,0.3); color: var(--gold-bright); }
.status-suspended { background: rgba(239,68,68,0.10); border-color: rgba(239,68,68,0.3); color: #FCA5A5; }

.info-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-top: 1px solid var(--border);
  font-size: 14px;
}
.info-row .lbl { color: var(--text-3); }
.info-row .val { font-weight: 600; text-align: right; color: var(--text); }

/* === Sessions list === */
.sessions-list { display: flex; flex-direction: column; gap: 12px; }
.session-card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  display: flex;
  gap: 20px;
  align-items: center;
  transition: border-color .15s, transform .15s, background .15s;
  backdrop-filter: blur(10px);
}
.session-card:hover {
  border-color: var(--border-2);
  transform: translateY(-1px);
  background: var(--surface-2);
}
.session-num {
  flex-shrink: 0;
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(212,160,74,0.3));
  color: var(--gold-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  border: 1px solid var(--border-2);
}
.session-content { flex: 1; min-width: 0; }
.session-content h4 { margin: 0 0 4px; font-size: 16px; font-weight: 700; color: var(--text); }
.session-content .date { font-size: 12px; color: var(--gold-bright); font-weight: 600; margin-bottom: 4px; text-transform: uppercase; letter-spacing: .05em; }
.session-content p { margin: 0; font-size: 14px; color: var(--text-3); }
.session-actions { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }
.replay-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--gold);
  color: var(--bg-deep);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background .15s, transform .15s;
}
.replay-link:hover { background: var(--gold-bright); color: var(--bg-deep); transform: translateY(-1px); }
.no-replay {
  font-size: 12px;
  color: var(--text-4);
  font-style: italic;
}

/* === Admin === */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
  padding: 0 32px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 24px;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}
.stat-card .lbl { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--text-3); font-weight: 700; }
.stat-card .val { font-size: 36px; font-weight: 800; color: var(--gold-bright); margin-top: 8px; letter-spacing: -.02em; }
.stat-card .val.green { color: #6EE7B7; }
.stat-card .val.orange { color: var(--gold-bright); }
.stat-card .val.red { color: #FCA5A5; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table th {
  text-align: left;
  padding: 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
}
table td {
  padding: 16px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}
table tr:hover td { background: var(--surface); }
.tbl-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow-x: auto;
  backdrop-filter: blur(20px);
}

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin: 0 32px 24px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.tab {
  padding: 14px 20px;
  border: none;
  background: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.tab.active { color: var(--gold-bright); border-bottom-color: var(--gold-bright); }
.tab:hover { color: var(--text); }

/* === Footer === */
footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 60px 32px 40px;
  text-align: center;
  color: var(--text-3);
  font-size: 14px;
}
footer .footer-grid {
  max-width: 1280px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  text-align: left;
}
footer h4 {
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 16px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
footer ul { list-style: none; padding: 0; margin: 0; }
footer li { padding: 4px 0; }
footer a { color: var(--text-3); }
footer a:hover { color: var(--gold-bright); }
footer .copyright {
  padding-top: 32px;
  border-top: 1px solid var(--border);
  max-width: 1280px;
  margin: 0 auto;
  color: var(--text-4);
  font-size: 13px;
}

/* === Empty state === */
.empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-3);
  background: var(--surface);
  border-radius: var(--r-lg);
  border: 1px dashed var(--border);
  backdrop-filter: blur(20px);
}
.empty .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: .5;
}

/* === Mobile === */
@media(max-width: 720px) {
  .container { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .nav-links { gap: 8px; }
  .nav-links a:not(.btn-nav):not(.btn-nav-outline) { display: none; }
  .hero { padding: 60px 16px 40px; }
  .section { padding: 60px 16px; }
  .featured-session { padding: 28px 24px; }
  .pricing-card { padding: 32px 24px; }
  .auth-card { padding: 28px 24px; }
  .session-card { flex-direction: column; align-items: flex-start; }
  .session-actions { width: 100%; }
  .session-num { width: 44px; height: 44px; font-size: 14px; }
  footer { padding: 40px 16px 24px; }
}

/* === Countdown timer === */
.countdown {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 32px 0 0;
}
.cd-unit {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 16px;
  min-width: 72px;
  text-align: center;
  backdrop-filter: blur(20px);
}
.cd-unit .v {
  font-size: 28px;
  font-weight: 800;
  color: var(--gold-bright);
  line-height: 1;
  letter-spacing: -.02em;
  font-feature-settings: 'tnum' 1;
}
.cd-unit .l {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  margin-top: 4px;
  font-weight: 600;
}

/* === Hero grid 2 colonnes === */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 32px 40px;
}
.hero-text { max-width: 620px; }
.hero-text h1, .hero-text h2.sub { text-align: left; }
.hero-text .sub { margin: 0 0 32px; }
.hero-text .hero-meta { justify-content: flex-start; margin-bottom: 36px; }
.hero-text .hero-cta { justify-content: flex-start; margin-bottom: 0; }

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; padding: 56px 24px 32px; }
  .hero-visual { order: -1; max-width: 460px; margin: 0 auto; width: 100%; }
}

/* === Mockup dashboard hero === */
.hero-visual { position: relative; }
.mock-card {
  background: linear-gradient(180deg, rgba(20,24,40,0.9), rgba(10,14,26,0.98));
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.04) inset,
    0 30px 60px -20px rgba(0,0,0,0.6),
    0 0 80px -20px rgba(124,58,237,0.35);
  overflow: hidden;
  backdrop-filter: blur(20px);
  animation: mock-float 6s ease-in-out infinite alternate;
}
@keyframes mock-float {
  0% { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}
.mock-header {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.25);
}
.mock-dots { display: flex; gap: 6px; }
.mock-dots span {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.mock-dots span:nth-child(1) { background: #FF5F57; }
.mock-dots span:nth-child(2) { background: #FEBC2E; }
.mock-dots span:nth-child(3) { background: #28C840; }
.mock-title { font-size: 12px; color: var(--text-3); font-weight: 500; flex: 1; text-align: center; }
.mock-status {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(16,185,129,0.15);
  color: #34D399;
  font-size: 10px; font-weight: 700;
  padding: 4px 10px; border-radius: 999px;
  letter-spacing: 0.1em;
}
.mock-status .live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  animation: pulse 1.5s infinite;
}
.mock-body { padding: 22px 18px; min-height: 320px; }
.mock-msg { display: flex; gap: 12px; margin-bottom: 18px; animation: mock-fadein 0.6s ease-out both; }
.mock-msg.user { animation-delay: 0.1s; }
.mock-msg.ai { animation-delay: 0.4s; }
@keyframes mock-fadein {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.mock-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  color: var(--bg-deep);
  display: grid; place-items: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
}
.mock-avatar.ai-glow {
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: white;
  box-shadow: 0 0 16px rgba(124,58,237,0.5);
}
.mock-bubble {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-2);
  max-width: 100%;
}
.mock-msg.ai .mock-bubble {
  background: linear-gradient(135deg, rgba(124,58,237,0.12), rgba(59,130,246,0.08));
  border-color: rgba(124,58,237,0.25);
}
.mock-bubble strong { color: var(--gold-bright); font-weight: 700; }
.mock-bubble b { color: var(--text); font-weight: 700; }
.mock-typing { display: flex; gap: 4px; padding-left: 44px; }
.mock-typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-4);
  animation: typing 1.4s infinite;
}
.mock-typing span:nth-child(2) { animation-delay: 0.2s; }
.mock-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}
.mock-footer {
  display: flex; gap: 8px;
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.25);
}
.mock-input {
  flex: 1;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-4);
}
.mock-send {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  color: var(--bg-deep);
  border: none; border-radius: 50%;
  font-size: 18px; font-weight: 700;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: 0 6px 16px -6px rgba(212,160,74,0.6);
}

/* Floating chips */
.float-chip {
  position: absolute;
  background: rgba(20,24,40,0.95);
  border: 1px solid var(--border-2);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex; gap: 12px; align-items: center;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.5);
  animation: chip-float 5s ease-in-out infinite alternate;
}
@keyframes chip-float {
  0% { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}
.chip-1 { top: -16px; left: -28px; animation-delay: 0s; }
.chip-2 { bottom: -16px; right: -20px; animation-delay: 2s; }
.chip-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  display: grid; place-items: center;
  font-size: 18px;
  flex-shrink: 0;
}
.chip-2 .chip-icon { background: linear-gradient(135deg, var(--purple), var(--blue)); }
.chip-title { font-size: 14px; font-weight: 700; color: var(--text); white-space: nowrap; }
.chip-sub { font-size: 11px; color: var(--text-3); white-space: nowrap; }
@media (max-width: 980px) {
  .float-chip { display: none; }
}

/* === Trust bar === */
.trust-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.012);
  padding: 28px 0;
  margin-top: 48px;
}
.trust-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; gap: 40px;
  flex-wrap: wrap; justify-content: center;
}
.trust-label {
  margin: 0;
  font-size: 11px;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
}
.trust-logos {
  display: flex; gap: 36px; flex-wrap: wrap; align-items: center;
  justify-content: center;
}
.trust-logo {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: -0.01em;
  opacity: 0.65;
  transition: opacity 0.2s, color 0.2s;
  white-space: nowrap;
}
.trust-logo:hover { opacity: 1; color: var(--text); }