/* styles.css — Vibe Quiz design system & layout
   Brand palette: terracotta + teal + gold on cream. DM Serif Display (display) + Inter (body). */

:root {
  --cream: #FBF6EE;
  --sand: #F4ECDD;
  --sand-deep: #E8D8C0;
  --terracotta: #C97B5A;
  --terracotta-deep: #A8593A;
  --ocean: #1B3A4B;
  --ocean-deep: #2E5468;
  --gold: #C8A064;
  --gold-soft: #E4C998;
  --ink: #1B3A4B;
  --muted: #6A5E4F;
  --border: rgba(27, 58, 75, 0.08);
  --shadow-sm: 0 2px 8px rgba(27, 58, 75, 0.06);
  --shadow-md: 0 12px 32px rgba(27, 58, 75, 0.10);
  --shadow-lg: 0 24px 64px rgba(27, 58, 75, 0.14);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--cream);
  color: var(--ink);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Layout ---------- */
.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
  background: var(--cream);
  position: sticky;
  top: 0;
  z-index: 10;
}

.logo {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 24px;
  color: var(--ink);
  letter-spacing: -0.01em;
  text-decoration: none;
}
.logo em {
  color: var(--terracotta);
  font-style: normal;
}

/* ---------- Progress dots ---------- */
.progress-wrap {
  flex: 1;
  max-width: 380px;
  margin: 0 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.progress-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sand-deep);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}
.progress-dot.completed {
  background: var(--terracotta);
}
.progress-dot.current {
  background: var(--terracotta);
  width: 28px;
  border-radius: 4px;
}

.exit-link {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
.exit-link:hover { color: var(--ink); }

/* ---------- Stage ---------- */
.stage {
  flex: 1;
  display: flex;
  align-items: stretch;
  min-height: 0;
}
.panel-left {
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
  padding: 64px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--cream);
  min-height: calc(100vh - 72px);
}

/* Panel-right hidden — quiz is full-width */
.panel-right { display: none !important; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Legacy .hero-caption kept for welcome/processing screens */
.hero-caption {
  position: absolute;
  left: 32px;
  bottom: 32px;
  color: white;
  z-index: 2;
  font-family: 'DM Serif Display', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
  max-width: 80%;
}

/* ---------- Question ---------- */
.q-num {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.q-title {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 500;
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 10px;
}

.q-hint {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 36px;
}

/* ---------- Text options ---------- */
.options {
  display: grid;
  gap: 12px;
  margin-bottom: 40px;
}
.options.two-col { grid-template-columns: 1fr 1fr; }
.options.three-col { grid-template-columns: 1fr 1fr 1fr; }

.option {
  border: 1.5px solid var(--border);
  background: white;
  border-radius: var(--radius);
  padding: 18px 22px;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
}
.option:hover {
  border-color: var(--terracotta);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.option.selected {
  border-color: var(--terracotta);
  background: #FDF1EC;
  box-shadow: var(--shadow-sm);
}
.option .emoji {
  font-size: 22px;
  line-height: 1;
}
.option .check {
  margin-left: auto;
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.option.selected .check {
  border-color: var(--terracotta);
  background: var(--terracotta);
}
.option.selected .check::after {
  content: '';
  width: 6px; height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

/* ---------- Image option cards ---------- */
.options.image-grid {
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.options.image-grid.cols-3 {
  grid-template-columns: 1fr 1fr 1fr;
}
.option-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  border: 3px solid transparent;
  aspect-ratio: 4 / 3;
  background-color: var(--sand-deep);
  background-size: cover;
  background-position: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
  font-family: 'Inter', sans-serif;
  color: white;
}
.option-image:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.option-image.selected {
  border-color: var(--terracotta);
  box-shadow: 0 0 0 4px rgba(224,122,95,0.25), var(--shadow-md);
}
.option-image .img-svg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
}
.option-image .img-svg svg {
  width: 100%;
  height: 100%;
  display: block;
}
.option-image .img-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(0,0,0,0) 35%, rgba(0,0,0,0.78) 100%);
}
.option-image .img-label {
  position: absolute;
  left: 16px;
  right: 44px;
  bottom: 14px;
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  line-height: 1.25;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
  z-index: 2;
}
.option-image .img-check {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255,255,255,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.7);
  transition: all 0.2s ease;
  z-index: 2;
}
.option-image.selected .img-check {
  opacity: 1;
  background: var(--terracotta);
  transform: scale(1);
  box-shadow: 0 2px 8px rgba(224,122,95,0.4);
}
.option-image.selected .img-check::after {
  content: '';
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

/* ---------- Slider ---------- */
.slider-wrap {
  margin-bottom: 40px;
}
.slider-value {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 500;
  font-size: 56px;
  color: var(--terracotta);
  margin-bottom: 4px;
  line-height: 1;
}
.slider-label {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 32px;
}
input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  background: var(--sand-deep);
  border-radius: 4px;
}
input[type=range]:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 4px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 28px; height: 28px;
  background: var(--terracotta);
  border-radius: 50%;
  cursor: pointer;
  border: 4px solid white;
  box-shadow: 0 2px 8px rgba(224,122,95,0.4);
  transition: transform 0.1s;
}
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.1); }
input[type=range]::-moz-range-thumb {
  width: 28px; height: 28px;
  background: var(--terracotta);
  border-radius: 50%;
  cursor: pointer;
  border: 4px solid white;
  box-shadow: 0 2px 8px rgba(224,122,95,0.4);
}
.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

/* ---------- Nav ---------- */
.nav-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: auto;
}
.btn {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 100px;
}
.btn-primary {
  background: var(--terracotta);
  color: white;
  padding: 14px 32px;
  box-shadow: 0 4px 14px rgba(224,122,95,0.25);
}
.btn-primary:hover:not(:disabled) {
  background: var(--terracotta-deep);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(224,122,95,0.35);
}
.btn-primary:disabled {
  background: var(--sand-deep);
  color: var(--muted);
  cursor: not-allowed;
  box-shadow: none;
}
.btn-ghost {
  background: transparent;
  color: var(--muted);
  padding: 14px 20px;
}
.btn-ghost:hover { color: var(--ink); }

/* ---------- Welcome ---------- */
.welcome {
  width: 100%;
  flex: 1;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.welcome-scene {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.welcome-scene svg { width: 100%; height: 100%; display: block; }
.welcome::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(31,45,61,0.25), rgba(31,45,61,0.45));
  z-index: 1;
}
.welcome > .welcome-inner { position: relative; z-index: 2; }
.welcome-inner {
  max-width: 640px;
  text-align: center;
  color: white;
  padding: 40px;
}
.welcome-kicker {
  font-family: 'DM Serif Display', Georgia, serif;
  font-style: italic;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--gold);
  margin-bottom: 12px;
  opacity: 0.95;
}
.welcome-title {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 500;
  font-size: 72px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.welcome-sub {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.92;
}
.welcome-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 40px;
  font-size: 14px;
  opacity: 0.85;
}
.welcome-meta span { display: flex; align-items: center; gap: 6px; }
.btn-welcome {
  background: var(--cream);
  color: var(--ink);
  padding: 18px 44px;
  font-size: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.btn-welcome:hover {
  background: white;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}

/* ---------- Processing ---------- */
.processing {
  width: 100%;
  flex: 1;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.processing-bg {
  position: absolute;
  inset: 0;
  animation: slow-pan 20s ease-in-out infinite alternate;
}
.processing-bg svg { width: 100%; height: 100%; display: block; }
.processing-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(31,45,61,0.35), rgba(31,45,61,0.55));
}
@keyframes slow-pan {
  from { transform: scale(1.05) translateX(-1%); }
  to { transform: scale(1.12) translateX(1%); }
}
.processing-inner {
  position: relative;
  text-align: center;
  color: white;
  max-width: 640px;
  padding: 40px;
}

/* ---------- Vibe reveal (processing screen) ---------- */
.reveal-stack {
  margin-bottom: 16px;
  min-height: 120px;
}
.reveal-stage {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 400;
  font-size: 22px;
  font-style: italic;
  color: var(--gold);
  margin-bottom: 12px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  letter-spacing: 0.02em;
}
.reveal-stage.shown {
  opacity: 1;
  transform: translateY(0);
}
.vibe-label-wrap {
  margin-top: 8px;
  opacity: 0;
  transform: scale(0.94);
  transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.vibe-label-wrap.shown {
  opacity: 1;
  transform: scale(1);
}
.vibe-eyebrow {
  font-family: 'DM Serif Display', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 16px;
  color: var(--gold);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.vibe-label {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 500;
  font-size: 76px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: white;
  margin-bottom: 18px;
}
.vibe-tagline {
  font-size: 16px;
  line-height: 1.6;
  opacity: 0.9;
  max-width: 480px;
  margin: 0 auto;
}

/* ---------- Transitions ---------- */
.screen {
  animation: fadeUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes cardPop {
  0%   { transform: scale(1); }
  55%  { transform: scale(1.05) translateY(-3px); }
  100% { transform: translateY(-2px); }
}
.option-image.selected { animation: cardPop 0.32s cubic-bezier(0.34, 1.56, 0.64, 1) forwards; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .panel-left {
    padding: 40px 24px 108px; /* bottom padding clears sticky nav */
    min-height: auto;
  }
  .q-title { font-size: 30px; }
  .welcome-title { font-size: 48px; }
  .header { padding: 16px 20px; }
  .progress-wrap { gap: 6px; margin: 0 16px; }
  .progress-dot.current { width: 22px; }
  .options.two-col, .options.three-col { grid-template-columns: 1fr; }
  .options.image-grid { grid-template-columns: 1fr 1fr; }
  .options.image-grid.cols-3 { grid-template-columns: 1fr 1fr; }
  .vibe-label { font-size: 48px; }
  .reveal-stage { font-size: 18px; }
  /* Sticky bottom nav */
  .nav-row {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    margin-top: 0;
    padding: 14px 24px 24px; /* extra bottom for home-bar safe area */
    background: var(--cream);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 20px rgba(27, 58, 75, 0.07);
    z-index: 20;
  }
  /* Welcome screen meta bullets — stack vertically on mobile */
  .welcome-meta {
    flex-direction: column;
    gap: 10px;
    align-items: center;
    text-align: center;
  }
}