/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #f0ede6;
  --bg-card:      #e4e0d8;
  --bg-card-hover:#dbd7cf;
  --bg-filter:    #e8e4dc;
  --border:       #d0ccc4;
  --border-dim:   #dedad2;
  --text:         #1a1918;
  --text-mid:     #5a5750;
  --text-dim:     #9a9690;
  --accent:       #1a1918;
  --locked:       #8b6f47;
  --locked-bg:    rgba(139, 111, 71, 0.06);
  --font-serif:   Georgia, 'Times New Roman', serif;
  --font-sans:    system-ui, -apple-system, sans-serif;
}

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4rem 1.5rem 5rem;
}

/* ── Header ── */
header {
  text-align: center;
  margin-bottom: 3rem;
  width: 100%;
  max-width: 720px;
}

h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: normal;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

/* ── Theme Picker ── */
.theme-picker {
  width: 100%;
  max-width: 720px;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border);
  background: var(--bg-filter);
}

.type-filters {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.type-pill {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1.1rem;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.type-pill:last-child { border-right: none; }
.type-pill:hover { color: var(--text); background: var(--bg-card); }
.type-pill.active { color: var(--text); font-weight: 600; background: var(--bg-card); }

.theme-list {
  display: flex;
  flex-wrap: wrap;
  max-height: 96px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.theme-list::-webkit-scrollbar { width: 3px; }
.theme-list::-webkit-scrollbar-thumb { background: var(--border); }

.theme-btn {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 0.5rem 1.1rem;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.theme-btn:hover { color: var(--text); background: var(--bg-card); }
.theme-btn.active { color: var(--text); font-weight: 600; }
.theme-btn.hidden { display: none; }

/* ── Main ── */
main {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ── Cards ── */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.card {
  background: var(--bg-card);
  padding: 1.4rem 1.6rem;
  transition: background 0.2s;
}

.card:hover { background: var(--bg-card-hover); }

.card.locked {
  background: var(--locked-bg);
  outline: 1px solid var(--locked);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.card-label {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.card.locked .card-label { color: var(--locked); }

.lock-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.1rem 0.2rem;
  line-height: 1;
  transition: transform 0.15s;
}

.lock-btn:hover { transform: scale(1.2); }

.lock-icon {
  font-size: 0.75rem;
  color: var(--border);
  transition: color 0.2s;
}

.card.locked .lock-icon { color: var(--locked); }

.card-value {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--text);
  min-height: 2.9em; /* reserve 2 lines so cards never change height */
}

/* ── Sentence ── */
.sentence-block {
  padding: 1.5rem 0;
  text-align: center;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.sentence {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-mid);
  font-style: italic;
  max-width: 580px;
  margin: 0 auto;
}

/* ── Actions ── */
.actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}

.btn-primary, .btn-secondary {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 0.6rem 1.8rem;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid;
  background: transparent;
}

.btn-primary {
  border-color: var(--text);
  color: var(--bg);
  background: var(--text);
}

.btn-primary:hover {
  background: var(--text-mid);
  border-color: var(--text-mid);
}

.btn-secondary {
  border-color: var(--border);
  color: var(--text-mid);
}

.btn-secondary:hover {
  border-color: var(--text-mid);
  color: var(--text);
}

.btn-secondary.copied {
  border-color: var(--locked);
  color: var(--locked);
}

/* ── Saves ── */
.saves-section {
  width: 100%;
  max-width: 720px;
  margin-top: 2rem;
  border: 1px solid var(--border);
}

.saves-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1.4rem;
  border-bottom: 1px solid var(--border);
}

.saves-title {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.saves-actions { display: flex; gap: 0.5rem; }

.btn-clear {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.15rem 0.3rem;
  transition: color 0.15s;
  text-transform: uppercase;
}

.btn-clear:hover { color: var(--locked); }

.saves-list {
  list-style: none;
  max-height: 260px;
  overflow-y: auto;
}

.saves-empty {
  padding: 1rem 1.4rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-style: italic;
  font-family: var(--font-serif);
}

.save-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.85rem 1.4rem;
  border-bottom: 1px solid var(--border-dim);
  transition: background 0.15s;
}

.save-item:last-child { border-bottom: none; }
.save-item:hover { background: var(--bg-card); }

.save-meta {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.save-tags {
  font-size: 0.75rem;
  color: var(--text-mid);
}

.save-sentence {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--text);
  font-style: italic;
}

/* ── Footer ── */
footer {
  margin-top: 3rem;
  color: var(--text-dim);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-align: center;
}

/* ── Roll animation ── */
@keyframes fadein {
  from { opacity: 0.3; }
  to   { opacity: 1; }
}

.card.rolling .card-value { animation: fadein 0.2s ease-out; }

/* ── Responsive ── */
@media (max-width: 520px) {
  .cards-grid { grid-template-columns: 1fr; }
  .type-pill { font-size: 0.62rem; padding: 0.4rem 0.7rem; }
  .theme-btn { font-size: 0.66rem; padding: 0.4rem 0.7rem; }
}