/* ================================================
   STUDENTAI.FR — DARK LUXE
   Inspired by haute couture + AI technology
   ================================================ */

/* ------------------------------------------------
   CSS CUSTOM PROPERTIES
   ------------------------------------------------ */
:root {
  /* Colors */
  --black: #050505;
  --black-2: #0a0a0a;
  --surface: #0f0f0f;
  --surface-2: #141414;
  --surface-3: #1a1a1a;
  --gold: #d4af37;
  --gold-light: #f5d76e;
  --gold-dim: rgba(212, 175, 55, 0.15);
  --gold-border: rgba(212, 175, 55, 0.25);
  --gold-glow: rgba(212, 175, 55, 0.04);
  --cream: #faf9f6;
  --cream-dim: rgba(250, 249, 246, 0.7);
  --muted: #888888;
  --muted-dim: #555555;
  --line: rgba(212, 175, 55, 0.12);

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Georgia', serif;
  --font-sans: 'Montserrat', 'Inter', sans-serif;

  /* Spacing */
  --section-pad: 120px;
  --section-pad-sm: 72px;

  /* Transitions */
  --trans: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --trans-fast: 0.2s ease;
}

/* ------------------------------------------------
   RESET & BASE
   ------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--black);
  color: var(--cream);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

/* ------------------------------------------------
   GRAIN TEXTURE OVERLAY
   ------------------------------------------------ */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* ------------------------------------------------
   CONTAINER
   ------------------------------------------------ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ------------------------------------------------
   TYPOGRAPHY UTILITIES
   ------------------------------------------------ */
.section-eyebrow-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.eyebrow-line-short {
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.eyebrow-line-short:last-child {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 72px;
}

.section-title-serif {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--cream);
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}

.section-sub {
  font-size: 15px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.02em;
}

/* ------------------------------------------------
   BUTTONS
   ------------------------------------------------ */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--black);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  transition: var(--trans);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}
.btn-gold::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--gold-light), #fff8dc);
  opacity: 0;
  transition: var(--trans);
}
.btn-gold:hover::before { opacity: 1; }
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 8px 32px rgba(212, 175, 55, 0.3); }
.btn-gold > * { position: relative; z-index: 1; }

.btn-gold.btn-lg {
  padding: 16px 40px;
  font-size: 12px;
  letter-spacing: 0.14em;
}
.btn-gold.btn-xl {
  padding: 18px 52px;
  font-size: 13px;
  letter-spacing: 0.14em;
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: transparent;
  color: var(--gold);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--gold-border);
  transition: var(--trans);
  text-decoration: none;
}
.btn-outline-gold:hover {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.btn-ghost-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--muted-dim);
  transition: var(--trans);
  text-decoration: none;
}
.btn-ghost-gold:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ------------------------------------------------
   NAVIGATION
   ------------------------------------------------ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 24px 0;
  transition: var(--trans);
}
.site-header.scrolled {
  padding: 16px 0;
  background: rgba(5, 5, 5, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}

.navbar {
  display: flex;
  align-items: center;
  gap: 48px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-text {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--cream);
}
.logo-ai {
  font-weight: 600;
  color: var(--gold);
}
.logo-fr {
  color: var(--muted);
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-left: auto;
}
.nav-link {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: var(--trans-fast);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 100%;
  height: 1px;
  background: var(--gold);
  transition: right var(--trans);
}
.nav-link:hover {
  color: var(--cream);
}
.nav-link:hover::after,
.nav-link.active::after {
  right: 0;
}
.nav-link.active {
  color: var(--cream);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  gap: 6px;
  width: 32px;
  height: 32px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  height: 1px;
  background: var(--gold);
  transition: width var(--trans);
}
.hamburger span:first-child { width: 24px; }
.hamburger span:last-child { width: 16px; }
.hamburger:hover span { width: 24px; }

/* Mobile drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 320px;
  height: 100vh;
  background: var(--surface);
  border-left: 1px solid var(--line);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.mobile-drawer.open { transform: translateX(0); }

.drawer-inner {
  padding: 40px 36px;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.drawer-close {
  align-self: flex-end;
  margin-bottom: 48px;
  padding: 4px;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.drawer-link {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  transition: color var(--trans-fast);
  text-decoration: none;
}
.drawer-link:hover { color: var(--gold); }

.drawer-cta {
  padding-top: 40px;
}
.drawer-cta .btn-gold { width: 100%; justify-content: center; }

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--trans);
}
.drawer-overlay.visible { opacity: 1; pointer-events: all; }

/* ------------------------------------------------
   HERO
   ------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero-bg-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--line) 30%, var(--line) 70%, transparent);
  pointer-events: none;
}
.hero-bg-line-1 { left: 12%; }
.hero-bg-line-2 { left: 50%; }
.hero-bg-line-3 { right: 12%; }

.hero-glow {
  position: absolute;
  top: 20%;
  left: 30%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.04) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

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

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}
.eyebrow-line {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
  flex-shrink: 0;
}
.hero-eyebrow span {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero-headline {
  display: flex;
  flex-direction: column;
  margin-bottom: 28px;
}
.headline-serif {
  font-family: var(--font-serif);
  font-size: clamp(54px, 7vw, 88px);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: 0.02em;
  color: var(--cream);
  display: block;
}
.headline-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: italic;
}

.hero-sub {
  font-size: 16px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.02em;
  max-width: 420px;
  margin-bottom: 36px;
}

.hero-divider {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.hero-proof {
  display: flex;
  align-items: center;
  gap: 32px;
}
.hero-proof-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.proof-num-hero {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.proof-label-hero {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.proof-sep {
  width: 1px;
  height: 36px;
  background: var(--line);
}

/* Phone mockup */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  position: relative;
  display: inline-flex;
}

.phone-frame {
  width: 280px;
  background: var(--surface);
  border: 1px solid var(--gold-border);
  border-radius: 36px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(212, 175, 55, 0.05),
    0 32px 80px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  position: relative;
}
.phone-frame::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 20px;
  background: var(--black);
  border-radius: 0 0 12px 12px;
  z-index: 10;
}

.phone-screen {
  padding: 28px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 480px;
}

.phone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 4px 12px;
  border-bottom: 1px solid var(--line);
}
.phone-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.phone-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.phone-dot.gold {
  background: var(--gold);
  box-shadow: 0 0 6px rgba(212, 175, 55, 0.5);
}
.phone-header-left span,
.phone-header-status span:last-child {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream-dim);
}
.phone-header-status {
  display: flex;
  align-items: center;
  gap: 5px;
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4caf50;
  box-shadow: 0 0 4px rgba(76, 175, 80, 0.5);
}

.phone-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.phone-msg {
  display: flex;
  align-items: flex-end;
  gap: 6px;
}
.phone-msg-user { justify-content: flex-end; }
.phone-msg-ai { justify-content: flex-start; }

.phone-ai-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold-dim);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.phone-bubble {
  max-width: 80%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}
.phone-bubble-user {
  background: var(--gold-dim);
  border: 1px solid var(--gold-border);
  color: var(--cream-dim);
  border-radius: 14px 14px 2px 14px;
}
.phone-bubble-ai {
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--cream-dim);
  border-radius: 14px 14px 14px 2px;
}
.phone-bubble-typing {
  padding: 12px 16px;
}

.typing-dots {
  display: flex;
  gap: 4px;
  align-items: center;
}
.typing-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.6;
  animation: typingPulse 1.4s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingPulse {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

.phone-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--black-2);
  border: 1px solid var(--line);
  border-radius: 24px;
  margin-top: auto;
}
.phone-input-field {
  flex: 1;
  font-size: 11px;
  color: var(--muted-dim);
  font-family: var(--font-sans);
}
.phone-send-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gold-dim);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.phone-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(15, 15, 15, 0.95);
  border: 1px solid var(--gold-border);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}
.float-badge span {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cream-dim);
}
.badge-1 {
  top: 60px;
  right: -40px;
  animation: floatBadge 4s ease-in-out infinite;
}
.badge-2 {
  bottom: 80px;
  left: -40px;
  animation: floatBadge 4s ease-in-out infinite 1s;
}

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: scrollDown 2.2s ease-in-out infinite;
  transform-origin: top;
}
@keyframes scrollDown {
  0% { transform: scaleY(0); opacity: 0; }
  30% { transform: scaleY(1); opacity: 1; }
  80% { transform: scaleY(1); opacity: 0.4; }
  100% { transform: scaleY(0); opacity: 0; }
}

/* ------------------------------------------------
   PRESTIGE SECTION
   ------------------------------------------------ */
.prestige-section {
  padding: var(--section-pad-sm) 0;
  position: relative;
}

.prestige-top-line,
.prestige-bottom-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  margin: 0 48px;
}

.prestige-header {
  text-align: center;
  margin-bottom: 48px;
}
.prestige-eyebrow {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.prestige-pillars {
  display: flex;
  align-items: stretch;
  gap: 0;
  padding: 48px 0;
}

.pillar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  padding: 40px 48px;
  transition: background var(--trans);
}
.pillar:hover {
  background: var(--gold-glow);
}

.pillar-divider {
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--line) 30%, var(--line) 70%, transparent);
  flex-shrink: 0;
}

.pillar-icon {
  width: 56px;
  height: 56px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--trans);
}
.pillar:hover .pillar-icon {
  border-color: var(--gold);
  background: var(--gold-dim);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.1);
}

.pillar-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.02em;
}
.pillar-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.02em;
  max-width: 260px;
}

/* ------------------------------------------------
   FEATURES
   ------------------------------------------------ */
.features-section {
  padding: var(--section-pad) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.feat-card {
  background: var(--black);
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: background var(--trans);
  position: relative;
  overflow: hidden;
}
.feat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-glow);
  opacity: 0;
  transition: opacity var(--trans);
  pointer-events: none;
}
.feat-card:hover::before { opacity: 1; }
.feat-card:hover {
  background: var(--surface);
}

.feat-card-featured {
  background: var(--surface);
}
.feat-card-featured::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  pointer-events: none;
}

.feat-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.feat-icon-wrap {
  width: 48px;
  height: 48px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--trans);
  flex-shrink: 0;
}
.feat-card:hover .feat-icon-wrap {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.feat-number {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 300;
  color: rgba(212, 175, 55, 0.08);
  line-height: 1;
  letter-spacing: 0.02em;
  transition: color var(--trans);
}
.feat-card:hover .feat-number {
  color: var(--gold-border);
}

.feat-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.feat-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.02em;
  flex: 1;
}

.feat-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}

.feat-tag {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.feat-arrow {
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--trans), transform var(--trans);
}
.feat-card:hover .feat-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ------------------------------------------------
   STATS BAR
   ------------------------------------------------ */
.stats-bar {
  padding: 64px 0;
}
.stats-bar-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  margin: 0 48px;
}

.stats-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 0;
}

.stat-item {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 400;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.02em;
  line-height: 1;
  display: inline-block;
}
.stat-suffix {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 300;
  color: var(--gold);
  vertical-align: super;
  font-size: 18px;
  margin-left: 2px;
}
.stat-label {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.stat-sep {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, transparent, var(--line), transparent);
  flex-shrink: 0;
  margin: 0 32px;
}

/* ------------------------------------------------
   PROCESS
   ------------------------------------------------ */
.process-section {
  padding: var(--section-pad) 0;
  background: var(--black-2);
}

.process-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  padding: 24px;
}

.process-step-num {
  font-family: var(--font-serif);
  font-size: 80px;
  font-weight: 300;
  color: rgba(212, 175, 55, 0.06);
  line-height: 1;
  letter-spacing: 0.02em;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  user-select: none;
}

.process-step-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding-top: 16px;
}

.process-icon {
  width: 64px;
  height: 64px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--trans);
}
.process-icon::before {
  content: '';
  position: absolute;
  inset: -5px;
  border: 1px solid var(--line);
}
.process-step:hover .process-icon {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.process-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.process-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.9;
  letter-spacing: 0.02em;
  max-width: 280px;
}

.process-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 88px;
  position: relative;
  width: 60px;
}
.connector-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-border), var(--gold), var(--gold-border));
}
.connector-diamond {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ------------------------------------------------
   TESTIMONIALS
   ------------------------------------------------ */
.testimonials-section {
  padding: var(--section-pad) 0;
  position: relative;
}

.testi-bg-accent {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(212, 175, 55, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

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

.testi-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 44px 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color var(--trans), background var(--trans), transform var(--trans), box-shadow var(--trans);
  position: relative;
}
.testi-card:hover {
  border-color: var(--gold-border);
  background: var(--surface-2);
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 175, 55, 0.1);
}

.testi-card-featured {
  border-color: var(--gold-border);
  background: var(--surface-2);
}
.testi-card-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 40px;
  right: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.testi-quote-mark {
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 300;
  color: var(--gold-border);
  line-height: 0.8;
  letter-spacing: 0.02em;
  user-select: none;
}

.testi-text {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 300;
  font-style: italic;
  color: var(--cream-dim);
  line-height: 1.8;
  letter-spacing: 0.01em;
  flex: 1;
}

.testi-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  gap: 16px;
  flex-wrap: wrap;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testi-avatar {
  width: 40px;
  height: 40px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.04em;
  flex-shrink: 0;
  font-family: var(--font-sans);
}

.testi-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.testi-info strong {
  font-size: 13px;
  font-weight: 600;
  color: var(--cream);
  letter-spacing: 0.04em;
}
.testi-info span {
  font-size: 11px;
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.testi-stars {
  display: flex;
  gap: 3px;
  flex-shrink: 0;
}

/* ------------------------------------------------
   PRICING
   ------------------------------------------------ */
.pricing-section {
  padding: var(--section-pad) 0;
  background: var(--black-2);
}

.pricing-card-wrap {
  max-width: 520px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--gold-border);
  padding: 56px;
  position: relative;
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 60px;
  right: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-light), transparent);
  pointer-events: none;
}

.pricing-card-top {
  text-align: center;
  padding-bottom: 40px;
}

.pricing-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-border);
  padding: 6px 16px;
  margin-bottom: 32px;
}

.pricing-price {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  margin-bottom: 16px;
  line-height: 1;
}
.price-currency {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 300;
  color: var(--gold);
  padding-top: 14px;
  margin-right: 2px;
}
.price-amount {
  font-family: var(--font-serif);
  font-size: 88px;
  font-weight: 300;
  line-height: 1;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}
.price-period {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 300;
  color: var(--muted);
  padding-top: 52px;
  letter-spacing: 0.02em;
  padding-left: 2px;
}

.price-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.pricing-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 30%, var(--line) 70%, transparent);
  margin: 32px 0;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 14px;
}
.feature-check {
  width: 22px;
  height: 22px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.pricing-feature span {
  font-size: 13px;
  font-weight: 300;
  color: var(--cream-dim);
  letter-spacing: 0.03em;
}

.pricing-cta {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
  display: flex;
}

.pricing-note {
  text-align: center;
  font-size: 11px;
  font-weight: 300;
  color: var(--muted-dim);
  letter-spacing: 0.08em;
  margin-top: 16px;
}

/* ------------------------------------------------
   FINAL CTA
   ------------------------------------------------ */
.cta-section {
  padding: var(--section-pad) 0;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-line-1 {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  pointer-events: none;
}
.cta-line-2 {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  pointer-events: none;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta-headline {
  font-family: var(--font-serif);
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 300;
  color: var(--cream);
  letter-spacing: 0.02em;
  line-height: 1.1;
  margin: 24px 0;
}

.cta-sub {
  font-size: 15px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.02em;
  margin-bottom: 48px;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.cta-disclaimer {
  font-size: 11px;
  font-weight: 300;
  color: var(--muted-dim);
  letter-spacing: 0.1em;
  margin: 0;
}

/* ------------------------------------------------
   FOOTER
   ------------------------------------------------ */
.site-footer {
  padding: 80px 0 48px;
  background: var(--black);
}

.footer-top-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  margin-bottom: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.footer-tagline {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.7;
  letter-spacing: 0.04em;
  font-style: italic;
  font-family: var(--font-serif);
  max-width: 280px;
}

.footer-col-title {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col ul li a {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.04em;
  transition: color var(--trans-fast);
}
.footer-col ul li a:hover { color: var(--cream); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 12px;
  font-weight: 300;
  color: var(--muted-dim);
  letter-spacing: 0.06em;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-legal a {
  font-size: 12px;
  font-weight: 300;
  color: var(--muted-dim);
  letter-spacing: 0.06em;
  transition: color var(--trans-fast);
}
.footer-legal a:hover { color: var(--muted); }
.footer-legal span {
  color: var(--muted-dim);
}

/* ------------------------------------------------
   SCROLL REVEAL
   ------------------------------------------------ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

/* ------------------------------------------------
   RESPONSIVE
   ------------------------------------------------ */
@media (max-width: 1100px) {
  :root {
    --section-pad: 96px;
    --section-pad-sm: 64px;
  }
  .container { padding: 0 32px; }

  .hero-inner { grid-template-columns: 1fr; gap: 60px; text-align: center; }
  .hero-content { order: 1; }
  .hero-visual { order: 2; }
  .hero-eyebrow { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-proof { justify-content: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-divider { margin-left: auto; margin-right: auto; }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .process-connector { display: none; }
  .process-step { align-items: flex-start; text-align: left; }
  .process-step-content { align-items: flex-start; }
  .process-step-num { position: static; transform: none; font-size: 56px; opacity: 0.2; }
}

@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }

  .nav-links { display: none; }
  .nav-actions { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 120px 0 80px; }

  .prestige-pillars { flex-direction: column; }
  .pillar-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  }

  .stats-inner { flex-direction: column; gap: 32px; }
  .stat-sep { width: 48px; height: 1px; margin: 0; }

  .pricing-card { padding: 36px 28px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .prestige-top-line,
  .prestige-bottom-line,
  .stats-bar-line { margin: 0 24px; }

  .badge-1, .badge-2 { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }

  .headline-serif { font-size: 52px !important; }
  .hero-proof { flex-direction: column; gap: 16px; align-items: center; }
  .proof-sep { width: 48px; height: 1px; }
  .hero-actions { flex-direction: column; align-items: center; }

  .feat-card { padding: 32px 24px; }
  .features-grid { border: none; background: transparent; gap: 16px; }
  .feat-card { border: 1px solid var(--line); }

  .testi-card { padding: 32px 24px; }
  .testi-footer { flex-direction: column; gap: 12px; }

  .pricing-price { gap: 0; }
  .price-amount { font-size: 72px; }
  .price-period { padding-top: 44px; }

  .footer-legal { flex-direction: column; gap: 8px; }
  .footer-legal span { display: none; }
}