@import url('https://fonts.googleapis.com/css2?family=Architects+Daughter&display=swap');

/* yolculuk.com prototype — light-first marketing shell */

:root {
  --bg: #F8F9FC;
  --bg-elevated: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F3F9;
  --surface: #FFFFFF;
  --border: rgba(99, 102, 241, 0.12);
  --border-strong: rgba(99, 102, 241, 0.22);
  --text: #111827;
  --text-muted: #4B5563;
  --text-light: #64748b;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --accent: #ea580c;
  --accent-hover: #f97316;
  --ai: #a78bfa;
  --ai-glow: rgba(167, 139, 250, 0.2);
  --ai-bg: rgba(167, 139, 250, 0.08);
  --success: #10b981;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(15, 23, 42, 0.04);
  --font: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --max-width: 1080px;
  --hero-input-width: 720px;
  --nav-height: 68px;
  --transition: 150ms ease;
}

.dark-section {
  --bg: #06080e;
  --bg-elevated: #0d111d;
  --bg-card: #121828;
  --bg-card-hover: #1a2236;
  --surface: #121828;
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.12);
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-light: #64748b;
  --ai: #a78bfa;
  --ai-glow: rgba(167, 139, 250, 0.35);
  --ai-bg: rgba(167, 139, 250, 0.08);
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  background: var(--bg);
  color: var(--text);
}

.dark-section .demo-step-screen {
  position: relative;
}

.dark-section .demo-step-screen::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(ellipse at 50% 40%, rgba(124, 58, 237, 0.15), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.dark-section .demo-step-screen > * {
  position: relative;
  z-index: 1;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* Interactive background */
#bgCanvas {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
}

#bgNotes {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  transition: opacity 0.4s ease;
}

.bg-note {
  position: absolute;
  pointer-events: none;
  background: transparent;
  border: none;
  animation: noteFloat 8s ease-in-out infinite;
  box-shadow: none;
  backdrop-filter: none;
}

.bg-note-title,
.bg-note pre {
  display: none;
}

@keyframes noteFloat {
  0%, 100% { transform: translateY(0) rotate(var(--r, 0deg)); }
  50% { transform: translateY(-8px) rotate(var(--r, 0deg)); }
}

img { max-width: 100%; display: block; }

a { color: var(--ai); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-hover); }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-light);
  margin-bottom: 10px;
}

.fig-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 8px;
}

.fade-in {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  color: var(--text);
}

.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover { background: var(--accent-hover); color: #fff; }

.btn-secondary {
  background: var(--primary);
  color: #fff;
}

.btn-secondary:hover { background: var(--primary-hover); color: #fff; }

.btn-outline {
  background: rgba(99, 102, 241, 0.04);
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--ai);
  background: var(--ai-bg);
}

.btn-ghost { color: var(--text-muted); padding: 8px 12px; }
.btn-ghost:hover { color: var(--text); }

.btn-sm { padding: 8px 16px; font-size: 14px; }

.btn-block { width: 100%; }

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(248, 249, 252, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.nav.scrolled { border-bottom-color: var(--border); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 26px;
  color: var(--text);
}

.logo-mark {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), #4f46e5);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
}

.logo-wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}

.logo-slogan {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 16px;
  line-height: 1.2;
  margin-left: 56px;
}

.logo-slogan-highlight {
  color: rgba(167, 139, 250, 0.75);
  font-weight: 500;
}

.logo-slogan-dim {
  color: rgba(148, 163, 184, 0.5);
  font-size: 14.5px;
}

.logo-slogan-svg {
  opacity: 0.8;
  color: var(--ai);
  flex-shrink: 0;
  margin-left: 2px;
}

@media (max-width: 768px) {
  .logo-slogan {
    display: none;
  }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 16px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(99, 102, 241, 0.06);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  color: var(--text);
}

#navAuth { display: flex; align-items: center; gap: 4px; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: 8px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  transition: background var(--transition), color var(--transition);
}

.lang-switch-btn:hover {
  color: var(--text);
  background: rgba(99, 102, 241, 0.08);
}

.lang-switch-btn.active {
  color: #fff;
  background: var(--primary);
}

.lang-switch-sep {
  color: var(--text-light);
  font-size: 11px;
  user-select: none;
}

.lang-switch--console {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 120;
  margin-left: 0;
  background: rgba(15, 22, 35, 0.92);
  border-color: rgba(148, 163, 184, 0.2);
}

.lang-switch--console .lang-switch-btn {
  color: #cbd5e1;
}

.lang-switch--console .lang-switch-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.lang-switch--console .lang-switch-btn.active {
  background: var(--primary);
  color: #fff;
}

.console-shell.has-banner ~ .lang-switch--console,
body.console-page:has(.demo-banner) .lang-switch--console {
  top: 50px;
}


/* Hero */
.hero {
  padding: calc(var(--nav-height) + 56px) 0 64px;
  text-align: center;
}

.page-hero {
  padding: calc(var(--nav-height) + 48px) 0 48px;
  text-align: center;
}

.page-hero h1,
.hero h1 {
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.12;
  margin: 0 0 14px;
}

.hero-sub,
.page-lead {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 32px;
  line-height: 1.55;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(240, 113, 103, 0.1);
  border: 1px solid rgba(240, 113, 103, 0.25);
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.slogan-visual-container {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 6px 16px;
  background: rgba(167, 139, 250, 0.04);
  border: 1px solid rgba(167, 139, 250, 0.12);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(4px);
}

.slogan-visual-quote {
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.slogan-highlight {
  color: var(--text);
  font-weight: 600;
}

.slogan-dim {
  color: var(--text-light);
}

.slogan-visual-svg {
  opacity: 0.85;
}

@media (max-width: 480px) {
  .slogan-visual-container {
    padding: 5px 12px;
    gap: 8px;
  }
  .slogan-visual-svg {
    display: none;
  }
}

/* AI bar */
.ai-bar-wrapper {
  max-width: var(--hero-input-width);
  margin: 0 auto 24px;
}

.ai-bar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding: 14px 14px 14px 18px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.ai-bar:focus-within {
  border-color: rgba(167, 139, 250, 0.5);
  box-shadow: 0 0 0 3px var(--ai-glow), var(--shadow);
}

.ai-bar-icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  color: var(--ai);
  margin-bottom: 4px;
}

.ai-bar-input-wrap { flex: 1; min-width: 0; }

.ai-bar-input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: transparent;
  resize: none;
  min-height: 26px;
  font-family: inherit;
}

.ai-bar-input::placeholder { color: var(--text-light); }

.ai-bar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.ai-submit {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  color: #fff;
  border-radius: 11px;
}

.ai-submit:hover { filter: brightness(1.08); }

.ai-response {
  margin-top: 14px;
  padding: 14px 18px;
  background: var(--ai-bg);
  border: 1px solid rgba(124, 108, 240, 0.2);
  border-radius: var(--radius-sm);
  font-size: 14px;
  text-align: left;
  display: none;
}

.ai-response.visible { display: block; }

.ai-chat-thread {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ai-chat-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13.5px;
  line-height: 1.5;
}

.ai-chat-bubble.ai {
  background: rgba(167, 139, 250, 0.05);
  border: 1px solid rgba(167, 139, 250, 0.15);
  color: var(--text);
  align-self: flex-start;
  border-top-left-radius: 2px;
}

.ai-chat-bubble.user {
  background: var(--primary);
  color: #fff;
  align-self: flex-end;
  border-top-right-radius: 2px;
}

.ai-chat-actions {
  align-self: flex-start;
}

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
}

.ai-hub-container {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: var(--hero-input-width);
  margin: 0 auto 36px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 18px 24px;
  backdrop-filter: blur(8px);
  text-align: left;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding-top: 0;
  padding-bottom: 0;
  margin-bottom: 0;
  border-width: 0;
  transition: max-height 0.35s ease, opacity 0.3s ease, padding 0.35s ease, margin 0.35s ease, border-width 0.35s ease;
}

.hero .ai-bar-wrapper:focus-within ~ .ai-hub-container {
  max-height: 200px;
  opacity: 1;
  padding: 18px 24px;
  margin-bottom: 36px;
  border-width: 1px;
}

.ai-hub-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-light);
  white-space: nowrap;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ai-hub-divider {
  width: 1px;
  height: 50px;
  background: var(--border-strong);
  flex-shrink: 0;
}

.ai-hub-rows {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.ai-hub-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ai-hub-row-label {
  font-size: 12px;
  font-weight: 600;
  width: 82px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ai-hub-row-label.student {
  color: var(--success);
}

.ai-hub-row-label.tutor {
  color: var(--ai);
}

.ai-hub-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-chip {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition);
}

.ai-chip:hover {
  border-color: var(--primary);
  color: var(--ai);
  background: var(--ai-bg);
  box-shadow: 0 0 0 2px rgba(167, 139, 250, 0.15);
}

@media (max-width: 640px) {
  .ai-hub-container {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px;
  }
  .ai-hub-divider {
    width: 100%;
    height: 1px;
  }
  .ai-hub-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .ai-hub-row-label {
    width: auto;
  }
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 24px;
}

.btn-hero-demo {
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(99, 102, 241, 0.3);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(124, 58, 237, 0.04));
  color: var(--text) !important;
  box-shadow: 0 4px 15px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
}

.btn-hero-demo:hover {
  border-color: var(--primary);
  background: linear-gradient(135deg, var(--primary), var(--ai));
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.35);
  color: #fff !important;
}

.hero-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.hero-links-secondary {
  font-size: 13px;
  color: var(--text-light);
}

.hero-tutor-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}

.hero-tutor-link:hover { color: var(--primary-hover); }

/* Sections */
.section { padding: 96px 0; }

.section h2 {
  font-size: clamp(24px, 3.5vw, 32px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.section-intro {
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 36px;
  font-size: 15px;
}

.section-center { text-align: center; }
.section-center .section-intro { margin-left: auto; margin-right: auto; }

/* Link grid — explore site */
.explore-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.explore-card {
  display: block;
  padding: 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  color: var(--text);
}

.explore-card:hover {
  border-color: rgba(124, 108, 240, 0.35);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  color: var(--text);
}

.explore-card span {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-light);
  margin-bottom: 8px;
}

.explore-card strong {
  display: block;
  font-size: 16px;
  margin-bottom: 6px;
}

.explore-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

/* Home page — spaced link bands */
.home-band {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.home-band:first-of-type {
  border-top: none;
  padding-top: 24px;
}

.home-band-inner {
  max-width: 640px;
}

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

.home-link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: border-color var(--transition), background var(--transition);
}

.home-link-row:hover {
  border-color: rgba(124, 108, 240, 0.35);
  background: var(--bg-card-hover);
  color: var(--text);
}

.home-link-row h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 600;
}

.home-link-row p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.45;
}

.home-link-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-light);
  margin-bottom: 8px;
  display: block;
}

.home-link-arrow {
  flex-shrink: 0;
  font-size: 20px;
  color: var(--text-light);
  transition: color var(--transition), transform var(--transition);
}

.home-link-row:hover .home-link-arrow {
  color: var(--ai);
  transform: translateX(4px);
}

.home-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.home-split .home-link-row {
  flex-direction: column;
  align-items: flex-start;
  padding: 24px 28px;
}

.home-split .home-link-arrow {
  align-self: flex-end;
}

.home-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 720px;
}

@media (max-width: 768px) {
  .home-split,
  .home-duo {
    grid-template-columns: 1fr;
  }

  .home-link-row {
    padding: 22px 20px;
  }
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.step-card h3 {
  font-size: 17px;
  margin: 0 0 8px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ai);
  margin-bottom: 12px;
}

/* Forms */
.form-card {
  max-width: 420px;
  margin: 0 auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  font-family: inherit;
}

.form-group textarea { min-height: 88px; resize: vertical; }

.form-error {
  color: var(--accent);
  font-size: 13px;
  margin-top: 12px;
}

.form-success {
  color: var(--success);
  font-size: 14px;
  margin-top: 12px;
}

.form-divider {
  text-align: center;
  margin: 24px 0;
  font-size: 13px;
  color: var(--text-light);
}

.demo-login-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* FAQ */
.faq-list { max-width: 640px; margin: 0 auto; }

.faq-item { border-bottom: 1px solid var(--border); }

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  text-align: left;
  background: none;
}

.faq-answer {
  padding: 0 0 18px;
  font-size: 14px;
  color: var(--text-muted);
  display: none;
}

.faq-item.open .faq-answer { display: block; }

/* Footer */
.footer {
  padding: 48px 0 28px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer p,
.footer a { font-size: 14px; color: var(--text-muted); }

.footer-col h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-light);
  margin: 0 0 14px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li { margin-bottom: 8px; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-light);
}

/* Sticky AI */
.sticky-ai {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  padding: 10px 20px 14px;
  background: rgba(248, 249, 252, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.sticky-ai .ai-response {
  max-width: var(--hero-input-width);
  margin: 8px auto 0;
}

.sticky-ai.visible { transform: translateY(0); }

.sticky-ai .ai-bar {
  max-width: var(--hero-input-width);
  margin: 0 auto;
  padding: 8px 10px 8px 14px;
}

/* Cue / mock */
.cue {
  font-size: 10px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: #fff;
}

.mock-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.tutor-row {
  display: flex;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  align-items: center;
  position: relative;
}

.tutor-row.ai-pick { border-left: 3px solid var(--primary); }

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #475569, #334155);
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle { display: flex; }

  .footer-grid { grid-template-columns: 1fr; }

  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; }
}

/* --- Interactive Demo Modal & Walkthrough Mocks --- */
.demo-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.demo-modal.active {
  opacity: 1;
  pointer-events: all;
}

.demo-modal-container {
  width: 100%;
  max-width: 960px;
  height: 90vh;
  max-height: 720px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.demo-modal.active .demo-modal-container {
  transform: translateY(0);
}

.demo-modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
}

.demo-modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.demo-toggle-tabs {
  display: inline-flex;
  background: var(--surface);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.demo-toggle-btn {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 6px;
  transition: all var(--transition);
}

.demo-toggle-btn.active {
  background: var(--bg-card);
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.demo-modal-close {
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.demo-modal-close:hover {
  background: var(--bg-card-hover);
  color: var(--text);
}

/* Stepper / Carousel layout */
.demo-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background: var(--bg);
}

.demo-step {
  display: none;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  height: 100%;
}

.demo-step.active {
  display: grid;
}

.demo-step-info {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.demo-step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 600;
}

.demo-step-info h4 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 600;
}

.demo-step-info p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 16px;
}

.demo-step-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.demo-step-bullets li {
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.demo-step-bullets li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--ai);
  font-size: 12px;
}

.demo-step-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.demo-step-dots {
  display: flex;
  gap: 6px;
}

.demo-dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-strong);
  transition: all var(--transition);
  cursor: pointer;
}

.demo-dot-indicator.active {
  background: var(--primary);
  width: 16px;
  border-radius: var(--radius-pill);
}

/* Mock UI screens container */
.demo-step-screen {
  background: #09090e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  height: 100%;
  min-height: 380px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
}

/* Simulated UI Shell */
.mock-app-shell {
  display: flex;
  flex-direction: column;
  height: 100%;
  font-size: 12px;
  color: #e2e8f0;
}

.mock-app-top {
  padding: 10px 16px;
  background: #12141c;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-app-logo {
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mock-app-body {
  flex: 1;
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 0;
  background: #09090e;
}

.mock-app-sidebar {
  background: #0d0f14;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mock-app-sidebar a {
  display: block;
  padding: 6px 10px;
  color: #94a3b8;
  border-radius: 6px;
  font-size: 11px;
}

.mock-app-sidebar a.active {
  background: rgba(124, 108, 240, 0.1);
  color: #a78bfa;
}

.mock-app-main {
  padding: 16px;
  overflow-y: auto;
  position: relative;
}

/* Callout markers in demos */
.callout-marker {
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid #fff;
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent);
  z-index: 10;
  animation: markerPulse 1.8s infinite;
}

.callout-marker::before {
  content: "";
  position: absolute;
  inset: -6px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: markerRing 1.8s infinite;
}

@keyframes markerPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

@keyframes markerRing {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.8); opacity: 0; }
}

.callout-marker-tooltip {
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
  background: #1e293b;
  color: #fff;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 11px;
  white-space: nowrap;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.callout-marker:hover .callout-marker-tooltip {
  opacity: 1;
}

.demo-modal-footer {
  padding: 14px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

.demo-modal-footer-ctas {
  display: flex;
  gap: 12px;
}

/* Numbered story, split exhibits and waitlist templates */
.section-numbered {
  padding: 104px 0;
  border-top: 1px solid var(--border);
}

.story-header {
  margin-bottom: 48px;
}

.story-header .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.story-header h2 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0;
}

.story-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.story-step-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--ai);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition);
  position: relative;
  padding-top: 36px;
}

.story-step-badge {
  position: absolute;
  top: -14px;
  left: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--ai);
  color: var(--ai);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.story-step-item:hover {
  border-color: rgba(99, 102, 241, 0.2);
}

.story-step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--primary);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.story-step-item h3 {
  font-size: 18px;
  margin: 0 0 10px;
}

.story-step-item p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

.exhibit-split {
  display: grid;
  grid-template-columns: 1.1fr 1.9fr;
  gap: 48px;
  align-items: center;
}

.exhibit-content {
  padding-right: 12px;
}

.exhibit-content h3 {
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 16px;
}

.exhibit-content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

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

.exhibit-feature-row {
  display: flex;
  gap: 12px;
}

.exhibit-feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--ai);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ai-bg);
  border-radius: 6px;
}

.exhibit-feature-row h4 {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 4px;
}

.exhibit-feature-row p {
  font-size: 13px;
  color: var(--text-light);
  margin: 0;
  line-height: 1.4;
}

/* Waitlist Band Component */
.waitlist-section {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.04) 0%, rgba(124, 58, 237, 0.02) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.waitlist-card {
  max-width: 640px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(167,139,250,0.08));
  border: 1px solid rgba(167,139,250,0.2);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  text-align: center;
}

.waitlist-social-proof {
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 20px;
}

.waitlist-privacy {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 12px;
  line-height: 1.5;
}

.waitlist-contribute {
  margin-top: 16px;
  font-size: 13px;
}

.waitlist-contribute a {
  color: var(--ai);
  font-weight: 500;
}

.waitlist-card h3 {
  font-size: 24px;
  margin: 0 0 8px;
}

.waitlist-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.waitlist-inline-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.waitlist-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.waitlist-form-submit {
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 14px;
  padding: 12px 24px;
  transition: all var(--transition);
}

.waitlist-form-submit:hover {
  background: var(--accent-hover);
}

@media (max-width: 768px) {
  .story-steps {
    grid-template-columns: 1fr;
  }
  .exhibit-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .waitlist-form-row {
    grid-template-columns: 1fr;
  }
  .demo-step {
    grid-template-columns: 1fr;
  }
  .demo-modal-container {
    height: 95vh;
  }
  .demo-step-screen {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* --- Improvement additions --- */

.icon-ai {
  display: inline-block;
  width: 16px;
  height: 16px;
  color: var(--ai);
  flex-shrink: 0;
}

.hero-exam-badges {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.exam-badge {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(234, 88, 12, 0.08);
  border: 1px solid rgba(234, 88, 12, 0.25);
  border-radius: var(--radius-pill);
}

.hero-reassurance {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 24px;
  line-height: 1.5;
}

.section-ai-exhibit .story-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
}

.section-ai-exhibit .exhibit-centered-panel {
  max-width: 720px;
  margin: 0 auto 40px;
  min-height: 400px;
}

.exhibit-features-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.exhibit-features-row .exhibit-feature-row {
  flex-direction: column;
  text-align: center;
}

.exhibit-features-row .exhibit-feature-icon {
  margin: 0 auto;
}

.mid-waitlist-band {
  padding: 56px 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(167, 139, 250, 0.04));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.mid-waitlist-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.mid-waitlist-inner h3 {
  font-size: 20px;
  margin: 0 0 8px;
}

.mid-waitlist-inner p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.mid-waitlist-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.mid-waitlist-form input,
.mid-waitlist-form select {
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  font-family: inherit;
}

.mid-waitlist-form input { flex: 1; min-width: 180px; max-width: 260px; }
.mid-waitlist-form select { min-width: 120px; }

.tutor-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.tutor-showcase-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color var(--transition), transform var(--transition);
}

.tutor-showcase-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-2px);
}

.tutor-showcase-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 12px;
  position: relative;
}

.tutor-photo-wrap {
  position: relative;
  display: inline-block;
}

.play-badge {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  font-weight: 600;
  padding: 3px 8px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.comparison-table th,
.comparison-table td {
  padding: 14px 16px;
  border: 1px solid var(--border);
  text-align: left;
}

.comparison-table th {
  background: var(--bg-card);
  font-weight: 600;
}

.comparison-table .highlight-col {
  background: rgba(99, 102, 241, 0.06);
}

.comparison-table .check { color: var(--success); font-weight: 600; }
.comparison-table .cross { color: var(--accent); }

.roadmap-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.roadmap-phase {
  padding: 10px 18px;
  font-size: 13px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}

.roadmap-phase.active {
  border-color: var(--ai);
  background: var(--ai-bg);
  color: var(--ai);
  font-weight: 500;
}

.roadmap-focus {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 12px;
}

.faq-item.faq-hidden {
  display: none;
  overflow: hidden;
}

.faq-item.faq-hidden.faq-revealed {
  display: block;
  animation: faqSlideIn 0.35s ease;
}

@keyframes faqSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.faq-expand-btn {
  display: block;
  margin: 20px auto 0;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.faq-expand-btn:hover {
  border-color: var(--primary);
  background: var(--ai-bg);
}

.faq-prefix {
  font-style: italic;
  color: var(--text-light);
}

.conversion-toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 200;
  padding: 14px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.conversion-toast.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.conversion-toast a {
  font-weight: 600;
  margin-left: 4px;
}

.typing-indicator-inline {
  display: flex;
  gap: 4px;
  padding: 8px 12px;
  align-items: center;
}

.typing-indicator-inline .typing-dot {
  width: 6px;
  height: 6px;
  background: var(--text-light);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-indicator-inline .typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator-inline .typing-dot:nth-child(3) { animation-delay: 0.4s; }

.match-tooltip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 10px;
  font-weight: 700;
  color: var(--ai);
  background: var(--ai-bg);
  border: 1px solid rgba(167, 139, 250, 0.3);
  border-radius: 50%;
  cursor: help;
  position: relative;
  margin-left: 4px;
  vertical-align: middle;
}

.match-tooltip:hover::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 220px;
  padding: 8px 10px;
  font-size: 11px;
  font-weight: 400;
  line-height: 1.4;
  color: #fff;
  background: #1e293b;
  border-radius: 6px;
  z-index: 20;
  text-align: left;
}

.mock-tab-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}

.mock-tab {
  padding: 6px 12px;
  font-size: 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  color: #94a3b8;
  border: 1px solid transparent;
  cursor: pointer;
}

.mock-tab.active {
  background: rgba(124, 108, 240, 0.15);
  color: #a78bfa;
  border-color: rgba(124, 108, 240, 0.3);
}

.study-plan-mock {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.study-plan-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
  font-size: 10px;
  color: #cbd5e1;
}

.study-plan-row.ai-adjusted {
  border-left: 2px solid var(--ai);
}

.ai-optimized-badge {
  font-size: 9px;
  color: #a78bfa;
  background: rgba(124, 108, 240, 0.12);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
  display: inline-block;
}

.transcript-search-mock {
  margin-top: 10px;
  padding: 8px;
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
}

.transcript-search-mock input {
  width: 100%;
  padding: 6px 8px;
  font-size: 9px;
  background: #0d0f14;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  color: #fff;
}

.transcript-highlight {
  margin-top: 6px;
  padding: 6px;
  font-size: 9px;
  color: #cbd5e1;
  background: rgba(234, 179, 8, 0.12);
  border-left: 2px solid #eab308;
  border-radius: 4px;
}

.mini-ai-bar {
  margin-top: auto;
  padding: 8px 10px;
  background: #12141c;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  color: #64748b;
}

.mini-ai-bar input {
  flex: 1;
  padding: 6px 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-pill);
  color: #94a3b8;
  font-size: 9px;
}

.demo-step-screen.expanded {
  min-height: 480px;
  position: fixed;
  inset: 10%;
  z-index: 400;
  max-height: 80vh;
}

.btn-expand-mock {
  font-size: 11px;
  padding: 4px 10px;
  color: var(--ai);
  border: 1px solid rgba(167, 139, 250, 0.3);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  margin-top: 8px;
}

.btn-expand-mock:hover { background: var(--ai-bg); }

/* Mock UI utility classes */
.mock-bg-dark { background: #0c0e15; }
.mock-bg-panel { background: #12141c; }
.mock-bg-alt { background: #09090e; }
.mock-bg-video { background: #1e293b; }
.mock-card {
  background: #121828;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 12px;
  padding: 16px;
  position: relative;
}
.mock-card-sm { padding: 12px; border-radius: 10px; }
.mock-card-ai {
  background: rgba(124, 108, 240, 0.08);
  border: 1px solid rgba(124, 108, 240, 0.2);
  border-radius: 8px;
  padding: 12px;
}
.mock-text-white { color: #fff; }
.mock-text-muted { color: #94a3b8; }
.mock-text-dim { color: #64748b; }
.mock-text-ai { color: #a78bfa; }
.mock-text-sm { font-size: 10px; }
.mock-text-xs { font-size: 9px; }
.mock-title { margin: 0 0 8px; color: #fff; }
.mock-flex-row { display: flex; gap: 12px; align-items: center; }
.mock-flex-between { display: flex; justify-content: space-between; align-items: center; }
.mock-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #4f46e5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  flex-shrink: 0;
}
.mock-avatar-sm { width: 40px; height: 40px; }
.mock-avatar-sky { background: #0ea5e9; }
.mock-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mock-ul { margin: 0; padding-left: 14px; font-size: 10px; color: #cbd5e1; line-height: 1.45; }
.mock-border-top { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 12px; }
.mock-center-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.mock-onboarding-card { width: 80%; max-width: 280px; }
.mock-video-frame { width: 80%; height: 140px; position: relative; overflow: hidden; }
.mock-live-header { background: #ef4444; color: #fff; padding: 6px 12px; justify-content: space-between; }
.mock-live-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 10px; height: calc(100% - 30px); padding: 12px; }
.mock-chat-bubble { background: #1e293b; border-radius: 4px; padding: 6px; font-size: 9px; color: #fff; }

/* Tab toggle for nasil-calisir */
.path-tabs {
  display: inline-flex;
  background: var(--surface);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-bottom: 32px;
}

.path-tab {
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
}

.path-tab.active {
  background: var(--bg-card);
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.path-panel { display: none; }
.path-panel.active { display: block; }

/* Dashboard tabbed card */
.tabbed-card .tab-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.tabbed-card .tab-btn {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-muted);
  background: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.tabbed-card .tab-btn.active {
  background: var(--ai-bg);
  color: var(--ai);
  font-weight: 500;
}

.tabbed-card .tab-pane { display: none; }
.tabbed-card .tab-pane.active { display: block; }

.referral-box {
  margin-top: 16px;
  padding: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: left;
}

.referral-link-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.referral-link-row input {
  flex: 1;
  padding: 8px 10px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
}

.referral-link-row button {
  padding: 8px 14px;
  font-size: 13px;
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
}

@media (max-width: 480px) {
  .ai-hub-chips {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    mask-image: linear-gradient(to right, black 85%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, black 85%, transparent 100%);
    padding-right: 24px;
  }
  .exhibit-features-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .ai-hub-container {
    max-height: none;
    opacity: 1;
    padding: 16px;
    margin-bottom: 36px;
    border-width: 1px;
  }
  .hero .ai-bar-wrapper:focus-within ~ .ai-hub-container {
    max-height: none;
  }
}

/* Console dashboard sidebar — dark panel tokens (marketing :root uses dark --text) */
.console-page .console-sidebar {
  --text: #f8fafc;
  --text-muted: #cbd5e1;
  --text-light: #94a3b8;
}

.console-page .console-sidebar > a.logo {
  color: #f8fafc !important;
}