@import url("https://fonts.googleapis.com/css2?family=Fraunces:wght@400;600&family=Work+Sans:wght@400;600&display=swap");

:root {
  --bg: #f6f2ee;
  --bg-accent: #efe7df;
  --ink: #1f1a17;
  --muted: #5c534b;
  --panel: #ffffff;
  --accent: #2a4b8d;
  --accent-warm: #b4572a;
  --border: rgba(31, 26, 23, 0.12);
  --shadow: 0 18px 40px rgba(31, 26, 23, 0.08);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Work Sans", "Avenir Next", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #fff8f0 0%, var(--bg) 48%, var(--bg-accent) 100%);
  min-height: 100vh;
}

h1, h2, h3 {
  font-family: "Fraunces", "Georgia", serif;
  margin: 0 0 0.6rem;
  font-weight: 600;
}

p {
  margin: 0 0 1rem;
  line-height: 1.6;
  color: var(--muted);
}

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 64px 20px 80px;
  display: grid;
  gap: 24px;
}

.hero {
  text-align: left;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent-warm);
  margin-bottom: 10px;
}

.lede {
  font-size: 1.1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  box-shadow: var(--shadow);
}

.results-header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.results-lede {
  margin-bottom: 0;
  font-size: 0.95rem;
}

.results-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.ghost {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--accent);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.ghost:hover {
  background: rgba(42, 75, 141, 0.08);
  border-color: rgba(42, 75, 141, 0.4);
}

.ghost:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

.label {
  color: var(--ink);
  font-size: 0.95rem;
}

.field-error {
  margin: -2px 0 0;
  font-size: 0.85rem;
  color: var(--accent-warm);
  font-weight: 600;
}

.field input[aria-invalid="true"] {
  border-color: rgba(180, 87, 42, 0.7);
  box-shadow: 0 0 0 3px rgba(180, 87, 42, 0.12);
}

input[type="date"] {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 1rem;
  font-family: inherit;
}

input[type="number"],
input[type="range"] {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 1rem;
  font-family: inherit;
}

.mode-grid {
  display: grid;
  gap: 14px;
}

.mode-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  display: grid;
  gap: 6px;
  background: #fffaf5;
  cursor: pointer;
}

.mode-card:has(input:checked) {
  border-color: rgba(42, 75, 141, 0.6);
  background: #f2f6ff;
  box-shadow: 0 10px 24px rgba(42, 75, 141, 0.1);
}

.mode-card input {
  accent-color: var(--accent);
}

.mode-card.small {
  padding: 12px;
}

.mode-title {
  font-weight: 600;
  color: var(--ink);
}

.mode-desc {
  font-size: 0.9rem;
  color: var(--muted);
}

.anchor-grid {
  display: grid;
  gap: 12px;
}

.tibetan-options {
  border-top: 1px dashed var(--border);
  padding-top: 12px;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.advanced {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 12px;
  background: #fffdf9;
}

.advanced summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.advanced-body {
  margin-top: 10px;
  display: grid;
  gap: 12px;
}

.helper {
  font-size: 0.85rem;
  color: var(--muted);
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--muted);
}

.cta {
  border: none;
  background: var(--accent);
  color: white;
  padding: 12px 18px;
  font-size: 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 12px 24px rgba(42, 75, 141, 0.25);
}

.cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(42, 75, 141, 0.28);
}

.loading {
  color: var(--accent-warm);
  font-weight: 600;
}

.explainers {
  display: grid;
  gap: 12px;
}

.info-details {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
  background: #fffdf9;
}

.info-details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.info-details summary::marker {
  color: var(--accent);
}

.info-body {
  margin-top: 10px;
  color: var(--muted);
}

.synopsis {
  margin: 12px 0 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 16px;
  background: #fffdf9;
}

.synopsis summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.synopsis p {
  margin-top: 10px;
  color: var(--muted);
}

.results .placeholder {
  color: var(--muted);
  font-style: italic;
}

.tibetan-results {
  background: #f7f2ea;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 16px;
}

.tibetan-results h3 {
  margin-bottom: 8px;
}

.tibetan-results .ticks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
}

.tibetan-results .tick {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.78rem;
  color: var(--muted);
}

.results-list {
  display: grid;
  gap: 16px;
}

.result-card {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
  background: #fffaf5;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}

.result-media {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  background: #efe7df;
  display: grid;
  place-items: center;
}

.result-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.result-placeholder {
  font-size: 0.85rem;
  color: var(--muted);
}

.result-year {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  color: var(--accent-warm);
  margin-bottom: 6px;
}

.result-why {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 10px 0 6px;
}

.result-date {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.result-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 6px 0 10px;
}

.result-tag {
  background: rgba(42, 75, 141, 0.08);
  color: var(--accent);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.result-content a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.result-content a:hover {
  text-decoration: underline;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
  align-items: center;
}

.ghost.small {
  padding: 6px 12px;
  font-size: 0.82rem;
}

.lineage {
  border: 1px dashed var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 16px;
  background: #fffdf9;
}

.lineage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.lineage-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.lineage-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.lineage-list strong {
  color: var(--ink);
}

.lineage-graph {
  display: grid;
  gap: 10px;
}

.lineage-node {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #ffffff;
}

.lineage-node-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.lineage-node-header strong {
  color: var(--ink);
}

.lineage-node p {
  margin: 8px 0 0;
  font-size: 0.9rem;
}

.lineage-arrow {
  text-align: center;
  color: var(--accent);
  font-size: 1.2rem;
  margin: -4px 0;
}

.disclaimer {
  font-size: 0.9rem;
  color: var(--muted);
  border-top: 1px dashed var(--border);
  padding-top: 12px;
}

.footer {
  max-width: 860px;
  margin: 0 auto 48px;
  padding: 0 20px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.confetti {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 30;
}

.confetti-piece {
  position: absolute;
  top: -10vh;
  width: 8px;
  height: 14px;
  border-radius: 3px;
  opacity: 0.9;
  animation: confetti-fall 1.8s ease-out forwards;
}

@keyframes confetti-fall {
  0% {
    transform: translate3d(0, 0, 0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.9;
  }
  100% {
    transform: translate3d(var(--drift), 110vh, 0) rotate(220deg);
    opacity: 0;
  }
}

.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 40;
}

.modal[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(22, 18, 14, 0.4);
  backdrop-filter: blur(2px);
}

.modal-card {
  position: relative;
  width: min(900px, 96vw);
  max-height: min(86vh, 860px);
  overflow: auto;
  z-index: 1;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  border: 1px solid var(--border);
  background: #fff;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 1rem;
  color: var(--muted);
}

.modal-close:hover {
  color: var(--accent);
  border-color: rgba(42, 75, 141, 0.4);
}

.modal-open {
  overflow: hidden;
}

@media (min-width: 720px) {
  .explainers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mode-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .anchor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .result-card {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: start;
  }
}