/* ReturnRide styles
   Tokens -> base -> components -> sections -> responsive -> motion */

/* ---------- Tokens ---------- */
:root {
  color-scheme: light dark;
  --ink: #000000;
  --paper: #FFFFFF;
  --panel: #F3F3F3;
  --line: #E2E2E2;
  --muted: #545454;
  --brand: #0F766E;
  --on-brand: #FFFFFF;
  --signal: #FFC933;
  --on-signal: #000000;
  --danger: #B42318;
  --success-bg: #ECFDF3;
  --success-ink: #05603A;

  /* Emphasis surface: inverts in dark mode so the "black card" stays high contrast */
  --invert-bg: #000000;
  --invert-ink: #FFFFFF;
  --invert-muted: #CFCFCF;

  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --r-card: 16px;
  --r-input: 12px;
  --r-pill: 999px;
  --header-h: 72px;
  --section-y: clamp(72px, 9vw, 120px);
  --ease: cubic-bezier(.2, .8, .2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #FFFFFF;
    --paper: #0D0D0D;
    --panel: #181818;
    --line: #2E2E2E;
    --muted: #B0B0B0;
    --brand: #2DD4BF;
    --on-brand: #00201C;
    --danger: #FF8A80;
    --success-bg: #0F2A1E;
    --success-ink: #8EE6B4;
    --invert-bg: #FFFFFF;
    --invert-ink: #000000;
    --invert-muted: #3D3D3D;
  }
}

:root[data-theme="dark"] {
  --ink: #FFFFFF;
  --paper: #0D0D0D;
  --panel: #181818;
  --line: #2E2E2E;
  --muted: #B0B0B0;
  --brand: #2DD4BF;
  --on-brand: #00201C;
  --danger: #FF8A80;
  --success-bg: #0F2A1E;
  --success-ink: #8EE6B4;
  --invert-bg: #FFFFFF;
  --invert-ink: #000000;
  --invert-muted: #3D3D3D;
}

:root[data-theme="light"] {
  --ink: #000000;
  --paper: #FFFFFF;
  --panel: #F3F3F3;
  --line: #E2E2E2;
  --muted: #545454;
  --brand: #0F766E;
  --on-brand: #FFFFFF;
  --signal: #FFC933;
  --on-signal: #000000;
  --danger: #B42318;
  --success-bg: #ECFDF3;
  --success-ink: #05603A;
  --invert-bg: #000000;
  --invert-ink: #FFFFFF;
  --invert-muted: #CFCFCF;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

h1, h2, h3 { line-height: 1.1; letter-spacing: -0.02em; font-weight: 700; }
p { max-width: 65ch; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; }
button, input, select { font: inherit; color: inherit; }

a { color: inherit; text-decoration: none; }
a:hover { color: var(--brand); }

:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
  border-radius: 6px;
}
main:focus { outline: none; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.skip-link {
  position: absolute;
  left: 16px; top: -60px;
  z-index: 200;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r-pill);
  font-weight: 600;
}
.skip-link:focus { top: 12px; color: var(--paper); }

.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: 24px; }
.narrow { max-width: 840px; }

.section { padding-block: var(--section-y); }
.section-alt { background: var(--panel); }
.section-title {
  font-size: clamp(32px, 4vw, 48px);
  margin-bottom: clamp(40px, 5vw, 64px);
  max-width: 20ch;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s, transform .1s;
  -webkit-tap-highlight-color: transparent;
}
.btn:active:not(:disabled) { transform: scale(.98); }
.btn:disabled { cursor: progress; opacity: .65; }

.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover:not(:disabled) { background: #333; color: #fff; }
@media (prefers-color-scheme: dark) {
  .btn-primary:hover:not(:disabled) { background: #D9D9D9; color: #000; }
}

.btn-secondary { background: var(--paper); color: var(--ink); border-color: var(--ink); }
.btn-secondary:hover { background: var(--panel); color: var(--ink); }

.btn-brand { background: var(--brand); color: var(--on-brand); }
.btn-brand:hover:not(:disabled) { filter: brightness(1.08); color: var(--on-brand); }

.btn-sm { min-height: 40px; padding: 0 18px; font-size: 15px; }
.btn-lg { min-height: 52px; padding: 0 32px; }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

.text-link {
  display: inline-flex; gap: 6px; align-items: center;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 4px;
  text-decoration-color: var(--line);
}
.text-link:hover { color: var(--brand); text-decoration-color: currentColor; }

.link-btn { background: none; border: 0; padding: 0; cursor: pointer; font-size: 15px; color: inherit; }
.link-btn:hover { color: #2DD4BF; }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.label { font-size: 15px; font-weight: 600; }
.label-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }

.input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-input);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px; /* 16px stops iOS zoom on focus */
  transition: border-color .15s;
}
.input:hover { border-color: var(--muted); }
.input:focus-visible { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 28%, transparent); }
.input::placeholder { color: var(--muted); opacity: .8; }
.input[aria-invalid="true"] { border-color: var(--danger); }

.select-wrap { position: relative; }
.select-wrap select { appearance: none; padding-right: 44px; cursor: pointer; }
.select-wrap::after {
  content: "";
  position: absolute; right: 18px; top: 50%;
  width: 8px; height: 8px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}

.inline-field { display: flex; gap: 8px; }
.inline-field .input { flex: 1; }

.field-error { font-size: 14px; line-height: 1.4; color: var(--danger); font-weight: 500; }
.field-error:empty { display: none; }

.form-status:empty { display: none; }
.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--r-input);
  border: 1.5px solid var(--danger);
  color: var(--danger);
  font-size: 15px;
  font-weight: 500;
}
.form-hint { margin-top: 12px; font-size: 14px; color: var(--muted); }

.form-success {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 20px;
  border-radius: var(--r-card);
  background: var(--success-bg);
  color: var(--success-ink);
  font-size: 17px;
  font-weight: 500;
}
.form-success:focus { outline: none; }
.form-success svg { flex-shrink: 0; margin-top: 2px; }

/* ---------- Cards ---------- */
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: 32px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03), 0 8px 24px -12px rgba(0,0,0,0.05);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s;
}
.card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--ink) 24%, var(--line));
  box-shadow: 0 4px 12px rgba(0,0,0,0.04), 0 16px 32px -12px rgba(0,0,0,0.08);
}
.section-alt .card { background: var(--paper); }
.card-title { font-size: 20px; letter-spacing: -0.01em; }
.card p { color: var(--muted); font-size: 16px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---------- 1. Header (Uber Signature Black) ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #000000;
  color: #FFFFFF;
  border-bottom: 1px solid #1F1F1F;
}
.site-header .wordmark { color: #FFFFFF; font-size: 24px; font-weight: 700; letter-spacing: -0.03em; }
.site-header .wordmark:hover { color: #FFFFFF; }
.site-header .nav-links a { color: #FFFFFF; font-size: 15px; font-weight: 500; }
.site-header .nav-links a:hover { background: rgba(255, 255, 255, 0.14); color: #FFFFFF; }
.site-header .nav-actions .btn-primary {
  background: #FFFFFF; color: #000000; border-color: #FFFFFF;
}
.site-header .nav-actions .btn-primary:hover {
  background: #EAEAEA; color: #000000;
}
.site-header .theme-toggle {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.22);
  color: #FFFFFF;
}
.site-header .theme-toggle:hover {
  background: rgba(255, 255, 255, 0.22);
}
.site-header .nav-toggle-bar { background: #FFFFFF; }

.nav { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-menu { flex: 1; display: flex; align-items: center; justify-content: space-between; margin-left: 48px; }
.nav-links { display: flex; gap: 8px; margin-inline: auto; }
.nav-links a { display: block; padding: 8px 14px; border-radius: var(--r-pill); font-size: 15px; font-weight: 500; }

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

.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background-color .15s, border-color .15s, transform .1s;
}
.theme-toggle:hover { background: var(--panel); border-color: var(--muted); }
.theme-toggle:active { transform: scale(0.95); }
.theme-toggle .moon-icon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun-icon { display: none; }
:root[data-theme="dark"] .theme-toggle .moon-icon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun-icon { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon-icon { display: block; }
}

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 0; border-radius: var(--r-pill);
  background: transparent; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 6px;
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.12); }
.nav-toggle-bar { width: 20px; height: 2px; background: #FFFFFF; border-radius: 2px; transition: transform .2s var(--ease); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-of-type { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-of-type { transform: translateY(-4px) rotate(-45deg); }

/* ---------- 2. Hero ---------- */
.hero { padding-block: clamp(48px, 7vw, 96px) clamp(64px, 8vw, 112px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: clamp(40px, 6vw, 88px); align-items: center; }
.hero-copy { animation: rise .6s var(--ease) both; }
.hero-title {
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1.05;
  letter-spacing: -0.035em;
  max-width: 13ch;
  margin-bottom: 24px;
}
.hero-sub { font-size: clamp(18px, 1.6vw, 20px); color: var(--muted); max-width: 52ch; margin-bottom: 24px; }

/* Uber Token Booking Widget */
.uber-widget {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: 24px;
  margin: 28px 0 24px;
  box-shadow: 0 4px 20px -4px rgba(0, 0, 0, 0.08);
}
.widget-tabs {
  display: flex; gap: 8px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--line);
  width: 100%;
}
.widget-tab {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border: 0; background: none;
  font-size: 15px; font-weight: 600;
  color: var(--muted); cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
}
.widget-tab:hover { color: var(--ink); }
.widget-tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* Route Connector */
.route-connector {
  display: flex; gap: 14px;
  background: var(--panel);
  border: 1.5px solid var(--line);
  border-radius: 14px;
  padding: 14px 18px;
  margin-bottom: 16px;
  align-items: center;
}
.connector-track {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; padding-top: 4px;
}
.connector-node { width: 10px; height: 10px; display: block; }
.connector-node.origin {
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.25);
}
.connector-line {
  width: 2px; height: 26px;
  background: var(--muted);
  opacity: 0.35;
}
.connector-node.destination {
  background: var(--ink);
  border-radius: 2px;
}
.connector-inputs { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.connector-row { display: flex; flex-direction: column; }
.connector-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.connector-field {
  background: transparent; border: 0; padding: 2px 0 0;
  font-size: 15px; font-weight: 600; color: var(--ink);
  font-family: inherit; width: 100%; outline: none;
}
.connector-divider { height: 1px; background: var(--line); margin: 2px 0; }

.widget-pill-row {
  display: flex; gap: 10px; margin-bottom: 20px;
}
.widget-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 13px; font-weight: 600; color: var(--ink);
}
.widget-pill svg { color: var(--brand); }

/* Suggestions Tray */
.suggestions-section {
  padding-top: 0;
  padding-bottom: clamp(48px, 6vw, 80px);
}
.suggestions-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.suggestion-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px 20px;
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px;
  transition: transform .2s var(--ease), border-color .2s;
}
.suggestion-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
}
.suggestion-body { flex: 1; display: flex; flex-direction: column; }
.suggestion-title { font-size: 18px; font-weight: 700; margin-bottom: 6px; color: var(--ink); }
.suggestion-desc { font-size: 13px; color: var(--muted); line-height: 1.45; margin-bottom: 14px; }
.suggestion-link { font-size: 14px; font-weight: 600; color: var(--ink); display: inline-flex; align-items: center; gap: 4px; }
.suggestion-link:hover { color: var(--brand); }
.suggestion-icon-wrap {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--paper); border: 1px solid var(--line);
  display: grid; place-items: center; color: var(--ink);
  flex-shrink: 0;
}

.hero-trust-bar {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 24px;
}
.trust-item {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--muted);
  background: var(--panel);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
}
.trust-item svg { color: var(--brand); }

.hero-form { margin-top: 36px; max-width: 480px; }
.hero-trust { margin-top: 20px; font-size: 14px; color: var(--muted); font-weight: 500; }

@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* Phone */
.phone {
  width: 100%;
  max-width: 364px;
  margin-inline: auto;
  padding: 12px;
  border-radius: 52px;
  background: #0A0A0A;
  box-shadow: 0 0 0 1px #2A2A2A, 0 30px 68px -12px rgba(0,0,0,.42);
  transition: transform .3s var(--ease);
}
.phone:hover { transform: translateY(-3px); }
.phone-notch {
  width: 96px;
  height: 24px;
  margin: 4px auto 0;
  border-radius: var(--r-pill);
  background: #000;
  position: relative;
  z-index: 2;
  margin-bottom: -28px;
}
.phone-screen {
  position: relative;
  min-height: 660px;
  padding: 42px 20px 24px;
  border-radius: 40px;
  background: var(--paper);
  display: flex; flex-direction: column;
  overflow: hidden;
}

/* iOS Status Bar */
.phone-status-bar {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px; font-weight: 600; color: var(--muted);
  margin-bottom: 12px;
}
.phone-status-icons { display: flex; align-items: center; gap: 6px; }

/* Route tabs */
.mockup-route-tabs {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: var(--panel);
  padding: 4px;
  border-radius: var(--r-pill);
  margin-bottom: 12px;
  border: 1px solid var(--line);
}
.route-tab {
  background: transparent; border: 0;
  padding: 6px 10px;
  font-size: 12px; font-weight: 600;
  border-radius: var(--r-pill);
  cursor: pointer;
  color: var(--muted);
  transition: background-color .15s, color .15s;
}
.route-tab.is-active {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

/* Vector map preview */
.mockup-map {
  position: relative;
  height: 84px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
}
.map-svg { width: 100%; height: 100%; display: block; }
.map-route-line {
  stroke-dasharray: 240;
  stroke-dashoffset: 0;
  animation: drawRoute 1.8s ease-in-out infinite alternate;
}
@keyframes drawRoute {
  0% { stroke-dashoffset: 40; }
  100% { stroke-dashoffset: 0; }
}
.map-badge {
  position: absolute; bottom: 6px; left: 8px;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 600;
  background: var(--paper);
  color: var(--ink);
  padding: 3px 8px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}
.map-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.3);
  animation: pulseBeacon 1.8s infinite;
}
@keyframes pulseBeacon {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.app-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.app-brand { font-size: 15px; font-weight: 700; letter-spacing: -0.02em; }

/* The single yellow status badge */
.status-badge {
  font-size: 12px; font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: var(--signal);
  color: var(--on-signal);
}
.status-badge.is-done { background: var(--ink); color: var(--paper); }

.ride-card {
  display: flex; flex-direction: column; gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--panel);
}
.ride-meta { display: grid; grid-template-columns: 1fr auto; gap: 12px; }
.meta-label { display: block; font-size: 12px; color: var(--muted); font-weight: 500; }
.meta-value { display: block; font-size: 15px; font-weight: 600; line-height: 1.3; }

.seats-head { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.seats-count { color: var(--brand); font-variant-numeric: tabular-nums; }
.progress { height: 8px; border-radius: var(--r-pill); background: var(--line); overflow: hidden; }
.progress-fill { height: 100%; width: 0; border-radius: inherit; background: var(--brand); transition: width .5s var(--ease); }

.seat-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.seat-chip { font-size: 12px; font-weight: 500; padding: 4px 10px; border-radius: var(--r-pill); border: 1px dashed var(--muted); color: var(--muted); transition: background-color .2s, color .2s; }
.seat-chip.is-filled { border: 1px solid var(--ink); background: var(--ink); color: var(--paper); }
.seat-chip.is-you { border-color: var(--brand); background: var(--brand); color: var(--on-brand); }

.fare-row { padding-top: 14px; border-top: 1px solid var(--line); }
.fare-value { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.demo-hint { font-size: 13px; color: var(--muted); text-align: center; margin-inline: auto; }

.confirmed {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 8px;
  padding: 24px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--panel);
  animation: pop .35s var(--ease);
}
.confirmed[hidden] { display: none; }
.confirmed-icon { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: var(--brand); color: var(--on-brand); margin-bottom: 8px; }
.confirmed-title { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.confirmed-text { font-size: 14px; color: var(--muted); }
.split-box { width: 100%; margin: 12px 0; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.split-value { display: block; font-size: 32px; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.split-note { font-size: 13px; color: var(--muted); }

@keyframes pop { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }

/* ---------- 3. Problem ---------- */
.problem { border-top: 1px solid var(--line); }
.statement { font-size: clamp(32px, 4.6vw, 60px); line-height: 1.1; letter-spacing: -0.03em; max-width: 22ch; }
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: clamp(48px, 6vw, 80px); }
.pains li { padding-top: 20px; border-top: 2px solid var(--ink); font-size: 20px; font-weight: 600; line-height: 1.35; letter-spacing: -0.01em; max-width: 26ch; }

/* ---------- 4. How it works ---------- */
.how-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 400px); gap: clamp(40px, 6vw, 96px); align-items: start; }
.steps { display: flex; flex-direction: column; gap: 16px; }
.step {
  display: flex; gap: 20px;
  padding: 28px;
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--paper);
  cursor: pointer;
  transition: border-color .25s, opacity .25s, transform .2s var(--ease);
}
@media (min-width: 901px) {
  .steps { gap: 24px; padding-block: 8vh 24vh; }
  .step { opacity: .55; }
  .step:hover { opacity: .85; }
  .step.is-active { opacity: 1; border-color: var(--ink); transform: translateX(4px); }
}
.step-num {
  flex-shrink: 0;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--panel);
  font-size: 15px; font-weight: 700;
  border: 1px solid var(--line);
  transition: background-color .25s, color .25s;
}
.step.is-active .step-num { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.step-title { font-size: 22px; margin-bottom: 6px; padding-top: 4px; }
.step-body { flex: 1; min-width: 0; }
.step-body > p { color: var(--muted); font-size: 17px; }
.step-screen { display: none; }

.how-phone { position: sticky; top: calc(var(--header-h) + 20px); }
.step-pill { font-size: 12px; font-weight: 600; color: var(--muted); font-variant-numeric: tabular-nums; }
.screen-stage { flex: 1; display: flex; flex-direction: column; }
.screen { display: flex; flex-direction: column; gap: 14px; animation: fade .3s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* Mini UI pieces used inside step screens */
.ui-title { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 4px; }
.ui-field { padding: 10px 12px; border: 1.5px solid var(--line); border-radius: 10px; background: var(--paper); }
.ui-field .meta-value { font-size: 14px; }
.ui-btn { margin-top: 4px; padding: 12px; border-radius: var(--r-pill); background: var(--ink); color: var(--paper); font-size: 14px; font-weight: 600; text-align: center; }
.ui-btn.brand { background: var(--brand); color: var(--on-brand); }
.ui-btn.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.ui-card { padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); display: flex; flex-direction: column; gap: 10px; }
.ui-row { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 14px; }
.ui-row strong { font-variant-numeric: tabular-nums; }
.ui-chip { font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: var(--r-pill); background: var(--paper); border: 1px solid var(--line); white-space: nowrap; }
.ui-chip.ok { background: var(--brand); border-color: var(--brand); color: var(--on-brand); }
.ui-note { font-size: 13px; color: var(--muted); }
.ui-big { font-size: 34px; font-weight: 700; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }

/* ===================================================
   High-Fidelity App Step Screens (Uber Design System)
   =================================================== */

.step-screen-view {
  display: flex;
  flex-direction: column;
  gap: 13px;
  flex: 1;
  animation: fade .25s var(--ease);
}

.phone-home-indicator {
  width: 130px;
  height: 4.5px;
  border-radius: var(--r-pill);
  background: var(--ink);
  opacity: 0.2;
  margin: auto auto 2px;
}

.screen-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 2px;
}
.screen-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.screen-meta-time {
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
}

/* Route Box (Uber Pickup/Dropoff vertical connector) */
.route-box {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
}
.route-track-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
  width: 14px;
}
.route-point-start {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
}
.route-line-v {
  flex: 1;
  width: 2px;
  min-height: 24px;
  background: var(--line);
  margin: 3px 0;
}
.route-point-end {
  width: 8px;
  height: 8px;
  background: var(--ink);
  border-radius: 2px;
}
.route-inputs-display {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.route-input-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.input-tiny-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.input-val-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.25;
}
.route-input-divider {
  height: 1px;
  background: var(--line);
}

/* 2-column chip cards */
.screen-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.screen-chip-card {
  padding: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.screen-chip-label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
}
.screen-chip-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

/* Fare preview strip */
.screen-fare-preview {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.fare-preview-left {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.fare-preview-total {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.fare-per-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--brand);
  background: rgba(15, 118, 110, 0.1);
  padding: 4px 8px;
  border-radius: var(--r-pill);
}

/* Buttons in screens */
.screen-action-btn {
  padding: 12px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  cursor: default;
}
.screen-action-note {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  margin: 0;
}

/* Live radar dot */
.live-pulse-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink);
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.3);
  animation: pulseBeacon 1.8s infinite;
}

/* Feed cards */
.feed-active-card {
  padding: 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1.5px solid var(--ink);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feed-compact-card {
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0.85;
}
.feed-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.feed-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: var(--r-pill);
  background: var(--line);
  color: var(--muted);
}
.feed-tag.signal {
  background: var(--signal);
  color: var(--on-signal);
}
.feed-time {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
.feed-dest {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
}
.feed-seat-status {
  display: flex;
  align-items: center;
  gap: 10px;
}
.feed-progress-wrap {
  flex: 1;
}
.feed-count-text {
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}
.feed-avatar-row {
  display: flex;
  gap: 6px;
}
.mini-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 700;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--muted);
}
.mini-avatar.is-host {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.mini-avatar.is-you {
  background: var(--brand);
  color: var(--on-brand);
  border-color: var(--brand);
}
.mini-avatar.is-empty {
  border-style: dashed;
}
.screen-btn-sm {
  padding: 10px;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  background: var(--ink);
  color: var(--paper);
}
.screen-btn-sm.brand {
  background: var(--brand);
  color: var(--on-brand);
}

/* Step 3: Target Card & Roster */
.step-target-card {
  padding: 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.target-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.target-dest-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 2px;
}
.seat-badge-pill {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.seat-badge-pill.teal {
  background: rgba(15, 118, 110, 0.12);
  color: var(--brand);
  border: 1px solid var(--brand);
}
.roster-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}
.roster-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.roster-item.is-you-item {
  border-color: var(--brand);
  background: rgba(15, 118, 110, 0.05);
}
.roster-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.roster-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
}
.roster-sub {
  font-size: 10px;
  color: var(--muted);
}
.roster-check {
  font-size: 12px;
  font-weight: 700;
  color: var(--brand);
}
.roster-badge-you {
  font-size: 10px;
  font-weight: 700;
  background: var(--brand);
  color: var(--on-brand);
  padding: 2px 7px;
  border-radius: var(--r-pill);
}
.screen-btn-confirmed {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
}

/* Step 4: Auto-activate celebration */
.activate-celebrate-card {
  padding: 16px 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}
.activate-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand);
  color: var(--on-brand);
  display: grid;
  place-items: center;
  margin-bottom: 6px;
  animation: pop .3s var(--ease);
}
.activate-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.activate-sub {
  font-size: 12px;
  color: var(--muted);
}
.driver-match-box {
  padding: 12px;
  border-radius: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.match-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.match-pin-wrap {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.match-pin-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
.match-pin-val {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.status-pill-ok {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--r-pill);
  background: var(--brand);
  color: var(--on-brand);
}
.match-route-desc {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}
.match-dep-time {
  font-weight: 600;
  color: var(--ink);
}
.confirmed-riders-row {
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.avatars-cluster {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cluster-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 700;
}
.cluster-avatar.is-you {
  background: var(--brand);
  color: var(--on-brand);
}
.cluster-text {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  margin-left: 4px;
}

/* Step 5: Fare Receipt Card */
.fare-receipt-card {
  padding: 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.receipt-headline {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.receipt-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.receipt-amount {
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.receipt-formula {
  font-size: 11px;
  color: var(--muted);
}
.receipt-divider {
  height: 1px;
  background: var(--line);
}
.receipt-breakdown {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.receipt-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
}
.receipt-row strong {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.receipt-row.highlight-row {
  padding-top: 6px;
  border-top: 1px dashed var(--line);
  font-weight: 600;
  color: var(--ink);
}
.receipt-row.highlight-row strong {
  color: var(--brand);
  font-size: 14px;
}
.split-assurance-box {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.split-assurance-box svg {
  color: var(--brand);
  flex-shrink: 0;
}
.split-assurance-box strong {
  display: block;
  font-size: 12px;
  color: var(--ink);
}
.split-assurance-box p {
  font-size: 11px;
  color: var(--muted);
  margin: 0;
}

/* Step 6: Cancel status */
.cancel-timer-chip {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--r-pill);
  background: var(--line);
  color: var(--muted);
}
.cancel-status-card {
  padding: 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cancel-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.cancel-dest-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  display: block;
  margin-top: 2px;
}
.cancel-seats-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
.cancel-notice-box {
  display: flex;
  gap: 8px;
  padding: 10px;
  border-radius: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  align-items: flex-start;
}
.cancel-notice-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--line);
  color: var(--muted);
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}
.cancel-notice-box p {
  font-size: 11px;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}
.cancel-actions-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}
.screen-btn-cancel {
  width: 100%;
  padding: 11px;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  cursor: default;
  transition: background .15s, color .15s;
}
.screen-btn-cancel:hover {
  background: var(--ink);
  color: var(--paper);
}
.cancel-guarantee-note {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
}

/* ---------- 5. Compare ---------- */
.compare { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.compare-card { padding: clamp(28px, 4vw, 48px); background: var(--panel); display: flex; flex-direction: column; }
.compare-eyebrow {
  display: inline-block; align-self: flex-start;
  font-size: 12px; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  padding: 4px 10px; border-radius: var(--r-pill);
  background: var(--line); color: var(--muted);
  margin-bottom: 20px;
}
.compare-eyebrow-brand {
  background: var(--brand); color: var(--on-brand);
}
.compare-card .card-title { font-size: clamp(22px, 2.2vw, 28px); margin-bottom: 28px; }
.compare-list { display: flex; flex-direction: column; gap: 18px; }
.compare-list li { display: flex; gap: 14px; align-items: flex-start; font-size: 18px; line-height: 1.4; }
.compare-list svg { flex-shrink: 0; margin-top: 2px; color: var(--muted); }
.compare-card-dark { background: var(--invert-bg); color: var(--invert-ink); border-color: var(--invert-bg); }
.compare-card-dark .compare-list svg { color: var(--invert-ink); }

/* ---------- 6. Features ---------- */
.feature { display: flex; flex-direction: column; gap: 10px; position: relative; }
.feature-num {
  font-size: 13px; font-weight: 800;
  color: var(--brand);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}
.feature .icon { margin-bottom: 8px; color: var(--ink); }

/* ---------- 7. Calculator ---------- */
.calc { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.calc-copy .section-title { margin-bottom: 16px; }
.calc-copy p { color: var(--muted); }

.calc-presets {
  margin-top: 24px;
  display: flex; flex-direction: column; gap: 8px;
}
.presets-label { font-size: 13px; font-weight: 600; color: var(--muted); }
.preset-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.preset-btn {
  background: var(--paper); border: 1.5px solid var(--line);
  color: var(--ink); font-size: 13px; font-weight: 600;
  padding: 6px 14px; border-radius: var(--r-pill);
  cursor: pointer; transition: all .15s;
}
.preset-btn:hover { border-color: var(--ink); }
.preset-btn.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.calc-card { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; background: var(--panel); padding: clamp(24px, 3vw, 40px); }
.calc-inputs { display: flex; flex-direction: column; gap: 28px; }
.seat-output { font-size: 15px; font-weight: 600; color: var(--brand); font-variant-numeric: tabular-nums; }

.range {
  --fill: 66.6%;
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 28px;
  background: transparent; cursor: pointer;
}
.range::-webkit-slider-runnable-track { height: 6px; border-radius: var(--r-pill); background: linear-gradient(to right, var(--brand) var(--fill), var(--line) var(--fill)); }
.range::-moz-range-track { height: 6px; border-radius: var(--r-pill); background: var(--line); }
.range::-moz-range-progress { height: 6px; border-radius: var(--r-pill); background: var(--brand); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; margin-top: -9px; border-radius: 50%; background: var(--ink); border: 3px solid var(--paper); box-shadow: 0 0 0 1px var(--line); }
.range::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--ink); border: 3px solid var(--paper); }
.range:focus-visible { outline-offset: 4px; }
.range-ticks { display: flex; justify-content: space-between; padding-inline: 6px; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }

.calc-result { display: flex; flex-direction: column; justify-content: center; gap: 6px; padding: 24px; border-radius: 12px; background: var(--paper); border: 1px solid var(--line); text-align: center; }
.calc-amount { font-size: clamp(40px, 5vw, 56px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; font-variant-numeric: tabular-nums; }
.calc-amount.is-empty { color: var(--muted); }
.calc-note { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* Visual seat breakdown */
.calc-visual-seats {
  display: flex; justify-content: center; gap: 8px;
  margin: 12px 0 4px;
}
.calc-seat-item {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.calc-seat-circle {
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--panel); border: 1.5px solid var(--line);
  font-size: 11px; font-weight: 700; color: var(--muted);
  transition: all .2s;
}
.calc-seat-circle.is-host {
  background: var(--brand); color: var(--on-brand); border-color: var(--brand);
}
.calc-seat-circle.is-rider {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.calc-seat-tag { font-size: 10px; font-weight: 600; color: var(--muted); }

/* ---------- 8. Safety ---------- */
.safety { display: flex; flex-direction: column; gap: 12px; }
.tag {
  align-self: flex-start;
  margin-bottom: 12px;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px dashed var(--muted);
  font-size: 13px; font-weight: 500;
  color: var(--muted);
}

/* ---------- 9. Audience ---------- */
.audience { display: flex; flex-direction: column; gap: 14px; padding: clamp(28px, 4vw, 48px); background: var(--panel); }
.audience-title { font-size: clamp(22px, 2.2vw, 28px); max-width: 22ch; }
.audience .text-link { margin-top: auto; padding-top: 12px; }

/* ---------- 10. FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item h3 { font-size: inherit; letter-spacing: normal; }
.faq-btn {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 24px 4px;
  background: none; border: 0;
  font-size: 19px; font-weight: 600; letter-spacing: -0.01em;
  text-align: left; cursor: pointer;
}
.faq-btn:hover { color: var(--brand); }
.chev { flex-shrink: 0; transition: transform .25s var(--ease); }
.faq-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }
.faq-panel { padding: 0 4px 24px; }
.faq-panel p { color: var(--muted); }

/* ---------- 11. CTA ---------- */
.cta {
  position: relative;
  padding: clamp(32px, 6vw, 80px);
  border-radius: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  overflow: hidden;
}
.cta::before { content: ""; position: absolute; inset: 0 0 auto; height: 8px; background: var(--signal); }
.cta-title { font-size: clamp(36px, 5vw, 64px); letter-spacing: -0.03em; line-height: 1.05; max-width: 16ch; }
.mark { text-decoration: underline; text-decoration-color: var(--signal); text-decoration-thickness: .14em; text-underline-offset: .12em; text-decoration-skip-ink: none; }
.cta-sub { margin: 20px 0 40px; color: var(--muted); font-size: 19px; }
.cta-form { max-width: 880px; }
.form-grid { display: grid; grid-template-columns: 1.3fr 1.3fr 1fr; gap: 16px; margin-bottom: 24px; align-items: start; }

/* ---------- 10. Pitch Deck Presentation ---------- */
.deck-section {
  border-top: 1px solid var(--line);
  background: var(--paper);
}
.deck-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.deck-header-info { max-width: 680px; }
.deck-badge {
  background: var(--ink);
  color: var(--paper);
  margin-bottom: 12px;
}
.deck-lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 65ch;
  margin-top: 8px;
}
.deck-view-toggles {
  display: inline-flex;
  gap: 6px;
  background: var(--panel);
  padding: 4px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
}
.deck-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.deck-mode-btn.is-active {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

/* Slide Tabs */
.deck-nav-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 6px;
  margin-bottom: 24px;
  scrollbar-width: thin;
}
.deck-tabs {
  display: flex;
  gap: 8px;
  min-width: max-content;
}
.deck-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all .2s var(--ease);
}
.deck-tab:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.deck-tab.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.tab-idx {
  font-size: 11px;
  opacity: .75;
  font-variant-numeric: tabular-nums;
}

/* Slide Presentation Canvas */
.deck-stage {
  position: relative;
  border-radius: 24px;
  border: 1.5px solid var(--line);
  background: var(--panel);
  padding: 24px;
  box-shadow: 0 12px 32px -12px rgba(0,0,0,.08);
}
.deck-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.deck-counter {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.deck-progress-bar {
  width: 120px;
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--line);
  overflow: hidden;
}
.deck-progress-fill {
  height: 100%;
  background: var(--brand);
  transition: width .25s var(--ease);
}
.deck-controls {
  display: flex;
  gap: 8px;
}
.deck-arrow-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
}
.deck-arrow-btn:hover:not(:disabled) {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.deck-arrow-btn:disabled {
  opacity: .35;
  cursor: not-allowed;
}

/* Single Slide View */
.deck-slide {
  display: none;
}
.deck-slide.is-active {
  display: block;
  animation: slideFade .3s var(--ease);
}
@keyframes slideFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.slide-content {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(28px, 4vw, 48px);
  min-height: 460px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Slide Typography & Meta */
.slide-top-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 20px;
}
.slide-meta-pill {
  padding: 4px 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--ink);
}
.slide-meta-brand {
  font-weight: 700;
  color: var(--ink);
}
.slide-headline {
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 8px;
  color: var(--ink);
  max-width: 24ch;
}
.slide-desc {
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--muted);
  margin-bottom: 32px;
  max-width: 60ch;
}
.slide-footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-wrap: wrap;
  gap: 10px;
}
.slide-badge-dark {
  background: var(--ink);
  color: var(--paper);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  font-size: 11px;
}

/* Slide 1: Cover */
.slide-cover {
  background: var(--panel);
  text-align: center;
  align-items: center;
}
.slide-cover .slide-top-meta { width: 100%; }
.slide-cover .slide-footer-bar { width: 100%; }
.slide-hero-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  margin: auto;
}
.slide-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  background: var(--signal);
  color: var(--on-signal);
}
.slide-main-title {
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--ink);
}
.slide-sub-title {
  font-size: clamp(17px, 2.2vw, 22px);
  color: var(--muted);
  max-width: 38ch;
}
.slide-pillars-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}
.pillar-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.pillar-action {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--ink);
}
.pillar-desc {
  font-size: 12px;
  color: var(--muted);
}
.pillar-sep {
  font-size: 18px;
  color: var(--line);
}
.slide-route-track {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  border-radius: var(--r-pill);
  background: var(--paper);
  border: 1px solid var(--line);
  margin-top: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,.04);
}
.route-node {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.route-arrow {
  color: var(--brand);
  font-weight: 700;
}

/* Slide 2: Opportunity */
.same-dest-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 18px;
  background: var(--panel);
  border-radius: 12px;
  border: 1px solid var(--line);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.dest-badge {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--paper);
}
.dest-pains {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  flex-wrap: wrap;
}
.dot-sep { color: var(--brand); }
.gap-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gap-card {
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.gap-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--panel);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.gap-card h4 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}
.gap-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

/* Slide 3: Audience */
.segments-list-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.segment-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  align-items: flex-start;
}
.segment-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.segment-body h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--ink);
}
.segment-body p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}
.focus-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: 12px;
  background: rgba(15, 118, 110, 0.08);
  border: 1px solid var(--brand);
}
.focus-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--brand);
}
.focus-route {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

/* Slide 4: Solution */
.solution-grid {
  display: grid;
  grid-template-columns: minmax(260px, 310px) 1fr;
  gap: 32px;
  align-items: center;
}
.token-mini-demo {
  padding: 20px;
  border: 1.5px solid var(--ink);
  border-radius: 18px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 10px 24px -6px rgba(0,0,0,.08);
}
.mini-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.token-chip {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 8px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--paper);
}
.token-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
}
.token-field-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
}
.token-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
.token-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.token-action-btn {
  padding: 10px;
  border-radius: var(--r-pill);
  background: var(--brand);
  color: var(--on-brand);
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-top: 4px;
}
.token-caption {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  margin: 0;
  line-height: 1.35;
}
.solution-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.sol-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.sol-idx {
  font-size: 15px;
  font-weight: 800;
  color: var(--brand);
  border-bottom: 2px solid var(--brand);
  padding-bottom: 2px;
  flex-shrink: 0;
}
.sol-step h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--ink);
}
.sol-step p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

/* Slide 5: Experience */
.experience-steps-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.exp-card {
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.exp-card.is-confirmed-exp {
  border-color: var(--brand);
  background: rgba(15, 118, 110, 0.05);
}
.exp-icon {
  font-size: 20px;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 4px;
}
.exp-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}
.exp-card h4 {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.exp-card p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}
.experience-strip {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}
.experience-strip .sep { color: var(--signal); }

/* Slide 6: Approach Comparison */
.deck-compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
}
.deck-compare-col {
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.deck-compare-col.new-way {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.col-head { margin-bottom: 18px; }
.col-head h4 {
  font-size: 20px;
  font-weight: 700;
  margin-top: 6px;
}
.deck-compare-col.new-way .col-head h4 { color: #FFFFFF; }
.tag-status {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.tag-status.brand { color: var(--brand); }
.deck-compare-col.new-way .tag-status.brand { color: #2DD4BF; }
.col-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.col-list li {
  display: flex;
  gap: 10px;
  font-size: 15px;
  line-height: 1.4;
}
.mark-x { color: var(--danger); font-weight: 700; flex-shrink: 0; }
.mark-check { color: var(--brand); font-weight: 700; flex-shrink: 0; }
.deck-compare-col.new-way .mark-check { color: #2DD4BF; }
.differentiator-takeaway {
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  text-align: center;
}

/* Slide 7: Pilot Metrics */
.metrics-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.metric-card {
  padding: 20px 16px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.metric-key {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--brand);
}
.metric-q {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}
.metric-card p {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}
.pilot-loop-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--paper);
  border: 1.5px solid var(--line);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.loop-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--ink);
}
.loop-step {
  font-size: 13px;
  color: var(--muted);
}
.loop-step strong { color: var(--ink); }
.loop-arrow { color: var(--brand); font-weight: 700; }
.success-definition {
  padding: 12px 18px;
  border-radius: 10px;
  background: rgba(15, 118, 110, 0.08);
  border: 1px solid var(--brand);
  font-size: 14px;
  color: var(--ink);
}

/* Slide 8: Growth */
.growth-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
}
.growth-card {
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.growth-eyebrow {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--brand);
  display: block;
  margin-bottom: 6px;
}
.growth-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
}
.growth-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--muted);
}
.growth-bullets strong { color: var(--ink); }
.growth-path-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.path-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.4;
}
.step-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.path-step strong { color: var(--ink); }
.principle-banner {
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  text-align: center;
}

/* Slide 9: Execution Plan */
.roadmap-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.phase-card {
  padding: 20px 16px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.phase-card.is-active-phase {
  border-color: var(--ink);
  background: var(--paper);
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
}
.phase-tag {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.phase-tag.active {
  color: var(--brand);
}
.phase-weeks {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
.phase-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}
.phase-items li {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.35;
  padding-left: 12px;
  position: relative;
}
.phase-items li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--brand);
}
.gate-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
}
.gate-label {
  font-weight: 800;
  color: var(--signal);
  letter-spacing: 0.04em;
}
.gate-rule { color: var(--paper); }

/* Slide 10: Vision */
.vision-quote-card {
  padding: 24px 28px;
  border-radius: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}
.vision-quote {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.25;
  margin-bottom: 8px;
}
.vision-sub {
  font-size: 16px;
  color: var(--muted);
  margin: 0;
  line-height: 1.45;
}
.vision-outcomes-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.outcome-box {
  padding: 16px;
  border-radius: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.outcome-title {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.outcome-desc {
  font-size: 12px;
  color: var(--muted);
}
.prototype-action-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  border-radius: 14px;
  background: var(--panel);
  border: 1.5px solid var(--ink);
  flex-wrap: wrap;
  gap: 16px;
}
.proto-badge {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--brand);
}
.proto-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin: 2px 0;
}
.proto-info p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}
.proto-buttons {
  display: flex;
  gap: 10px;
}

/* ===================================================
   All-Slides Grid Mode (Overview of All 10 Slides)
   =================================================== */
.deck-stage.is-grid-mode {
  padding: 20px;
}
.deck-stage.is-grid-mode .deck-action-bar {
  display: none;
}
.deck-stage.is-grid-mode {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.deck-stage.is-grid-mode .deck-slide {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.deck-stage.is-grid-mode .deck-slide:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,.1);
}
.deck-stage.is-grid-mode .slide-content {
  min-height: auto;
  padding: 24px;
  border-radius: 16px;
  height: 100%;
}
.deck-stage.is-grid-mode .slide-headline {
  font-size: 20px;
}
.deck-stage.is-grid-mode .slide-desc {
  font-size: 14px;
  margin-bottom: 16px;
}
.deck-stage.is-grid-mode .gap-grid-4,
.deck-stage.is-grid-mode .metrics-grid-4,
.deck-stage.is-grid-mode .roadmap-grid-4,
.deck-stage.is-grid-mode .experience-steps-track {
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.deck-stage.is-grid-mode .solution-grid,
.deck-stage.is-grid-mode .deck-compare-grid,
.deck-stage.is-grid-mode .growth-split-grid,
.deck-stage.is-grid-mode .segments-list-grid {
  grid-template-columns: 1fr;
  gap: 12px;
}

/* Responsive adjustments for deck */
@media (max-width: 1024px) {
  .gap-grid-4, .metrics-grid-4, .roadmap-grid-4, .experience-steps-track {
    grid-template-columns: repeat(2, 1fr);
  }
  .deck-stage.is-grid-mode {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .solution-grid, .deck-compare-grid, .growth-split-grid, .segments-list-grid {
    grid-template-columns: 1fr;
  }
  .gap-grid-4, .metrics-grid-4, .roadmap-grid-4, .experience-steps-track {
    grid-template-columns: 1fr;
  }
  .vision-outcomes-strip {
    grid-template-columns: 1fr;
  }
  .deck-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .pilot-loop-strip {
    flex-direction: column;
    align-items: flex-start;
  }
  .slide-content {
    padding: 20px;
  }
}

/* ---------- 12. Footer ---------- */
.footer { background: #000; color: #fff; padding: 72px 0 32px; }
@media (prefers-color-scheme: dark) { .footer { border-top: 1px solid var(--line); } }
.footer a:hover { color: #2DD4BF; }
.footer-top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; }
.wordmark-light { color: #fff; }
.footer-cols { display: grid; grid-template-columns: repeat(3, minmax(120px, 1fr)); gap: 48px; }
.footer-title { font-size: 14px; font-weight: 600; color: #A8A8A8; letter-spacing: 0; margin-bottom: 16px; }
.footer-cols ul { display: flex; flex-direction: column; gap: 12px; font-size: 15px; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 64px; padding-top: 24px; border-top: 1px solid #262626; font-size: 14px; color: #A8A8A8; }
.footer-bottom a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.footer :focus-visible { outline-color: #2DD4BF; }

/* ---------- Dialog ---------- */
.dialog {
  width: min(520px, calc(100% - 32px));
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--paper);
  color: var(--ink);
}
.dialog::backdrop { background: rgba(0,0,0,.55); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.dialog-head h2 { font-size: 22px; }
.dialog-close { width: 40px; height: 40px; display: grid; place-items: center; border: 0; border-radius: 50%; background: var(--panel); cursor: pointer; }
.dialog-body p { color: var(--muted); font-size: 16px; }
.dialog-body p + p { margin-top: 12px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4, .suggestions-grid { grid-template-columns: repeat(2, 1fr); }
  .calc { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .form-grid .field:last-child { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav-menu {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    margin: 0;
    flex-direction: column; align-items: stretch; gap: 16px;
    padding: 16px 24px 24px;
    background: #000000;
    border-bottom: 1px solid #1F1F1F;
    display: none;
  }
  .nav-menu.is-open { display: flex; }
  .nav-links { flex-direction: column; margin: 0; gap: 0; }
  .nav-links a { padding: 14px 0; font-size: 18px; border-radius: 0; border-bottom: 1px solid #1F1F1F; color: #FFFFFF; }
  .nav-links a:hover { background: none; color: var(--brand); }
  .nav-menu .btn { width: 100%; min-height: 48px; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-title { max-width: 16ch; }

  /* How it works: stack screens inside each step */
  .how-grid { grid-template-columns: 1fr; }
  .how-phone { display: none; }
  .step-screen {
    display: block;
    margin-top: 24px;
    padding: 22px 18px;
    border-radius: 32px;
    background: var(--paper);
    border: 7px solid #0A0A0A;
    box-shadow: 0 16px 36px -8px rgba(0,0,0,.15);
    max-width: 364px;
    min-height: 560px;
  }
  .step { border-color: var(--line); }
}

@media (max-width: 768px) {
  .grid-2, .compare, .pains { grid-template-columns: 1fr; }
  .pains { gap: 24px; }
  .calc-card { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  body { font-size: 17px; }
  .container { padding-inline: 20px; }
  .grid-4, .suggestions-grid { grid-template-columns: 1fr; }
  .btn-row .btn, .cta-form .btn { width: 100%; }
  .inline-field { flex-direction: column; }
  .inline-field .btn { width: 100%; }
  .card { padding: 24px; }
  .step { padding: 20px; gap: 14px; }
  .phone-screen { min-height: 600px; }
}

@media (max-height: 800px) and (min-width: 901px) {
  .how-phone { top: calc(var(--header-h) + 12px); }
  .phone-screen { min-height: 590px; padding: 36px 18px 20px; }
}

@media (max-width: 380px) {
  .container { padding-inline: 16px; }
  .hero-title { font-size: 36px; }
  .footer-cols { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* Windows high contrast */
@media (forced-colors: active) {
  .progress-fill, .status-badge, .cta::before { forced-color-adjust: none; }
  .btn { border-color: ButtonText; }
}