/* style.css — CALQUE daily word game
   Single column, mobile-first, dark-mode aware. No frameworks.
   Visual identity: full airmail border, warm earthy tones. */

:root {
  --bg: #faf7f0;
  --bg-elevated: #ffffff;
  --text: #1a1a1a;
  --text-muted: #6b6255;
  --border: #e3dccd;
  --accent: #2a6b8a;
  --accent-text: #ffffff;
  --accent-light: #e8f2f7;
  --clue-bg: #f2ead9;
  --clue-bg-old: #efe5cf;
  --green: #3f7d4f;
  --error: #b3432b;
  --brown: #8a6a3a;
  --input-bg: #ffffff;
  --shadow: 0 1px 3px rgba(40, 30, 10, 0.08);
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f;
    --bg-elevated: #1e1b16;
    --text: #f2efe6;
    --text-muted: #a89d89;
    --border: #3a3325;
    --accent: #5db8d9;
    --accent-text: #0f1a1f;
    --accent-light: #1e2d34;
    --clue-bg: #2b2519;
    --clue-bg-old: #332b1c;
    --green: #6fbf7f;
    --error: #e0705a;
    --brown: #b8925a;
    --input-bg: #1e1b16;
    --shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  }
}

[hidden] { display: none !important; }

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.app {
  max-width: 520px;
  margin: 0 auto;
  min-height: 100svh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 16px 16px env(safe-area-inset-bottom, 32px);
}

/* ---------- airmail frame ---------- */

.airmail-frame {
  flex: 1;
  display: flex;
  flex-direction: column;
  border: 6px solid transparent;
  border-image: repeating-linear-gradient(
    -45deg,
    #2a6b8a 0 7px,
    #faf7f0 7px 14px,
    #c0392b 14px 21px,
    #faf7f0 21px 28px
  ) 6;
  padding: 16px;
}

@media (prefers-color-scheme: dark) {
  .airmail-frame {
    border-image: repeating-linear-gradient(
      -45deg,
      #5db8d9 0 7px,
      #1e1b16 7px 14px,
      #c0392b 14px 21px,
      #1e1b16 21px 28px
    ) 6;
  }
}

/* ---------- header ---------- */

.topbar {
  padding: 0 0 14px;
  border-bottom: 1px solid var(--border);
}

.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0.08em;
  font-weight: 800;
  color: var(--accent);
}

.tagline {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--text-muted);
}

.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  font-size: 18px;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- puzzle picker ---------- */

.puzzle-picker {
  display: flex;
  gap: 6px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.picker-btn {
  flex: 1;
  padding: 8px 0;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.picker-btn:hover { border-color: var(--accent); }

.picker-btn.active {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent);
}

.picker-btn.solved {
  border-color: var(--green);
  background: color-mix(in srgb, var(--green) 12%, transparent);
  color: var(--green);
}

.picker-btn.lost {
  border-color: var(--error);
  background: color-mix(in srgb, var(--error) 10%, transparent);
  color: var(--error);
}

.picker-btn.solved.active,
.picker-btn.lost.active {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* ---------- game area ---------- */

.game-area {
  flex: 1;
  padding-top: 14px;
}

.score-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}

.score-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.puzzle-num {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- clue cards ---------- */

.clue-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.clue-card {
  background: var(--clue-bg-old);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
  animation: clue-in 0.3s ease;
}

.clue-card:last-child {
  background: var(--clue-bg);
  border-color: var(--accent);
  border-width: 1.5px;
}

@keyframes clue-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.clue-number {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.clue-literal {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  font-style: italic;
  margin-bottom: 2px;
}

.clue-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.clue-foreign {
  font-weight: 600;
  color: var(--text);
}

/* ---------- hint row ---------- */

.hint-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 18px;
  padding: 10px 14px;
  background: var(--accent-light);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.hint-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.hint-blanks {
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 22px;
  letter-spacing: 5px;
  font-weight: 700;
}

/* ---------- guess form ---------- */

.guess-form {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.guess-input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  font-size: 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
}

.guess-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.guess-submit {
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
}

.guess-submit:hover { filter: brightness(1.08); }
.guess-submit:active { filter: brightness(0.95); }

.feedback {
  min-height: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 10px;
}
.feedback.is-error { color: var(--error); }
.feedback.is-wrong { color: var(--brown); }

.guess-history {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.guess-history li {
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--clue-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-decoration: line-through;
}

/* ---------- reveal screen ---------- */

.result-banner {
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 14px;
  border-radius: 8px;
  display: inline-block;
  margin-bottom: 10px;
}

.result-banner.win {
  background: color-mix(in srgb, var(--green) 20%, transparent);
  color: var(--green);
}

.result-banner.loss {
  background: color-mix(in srgb, var(--error) 18%, transparent);
  color: var(--error);
}

.reveal-answer {
  margin: 0 0 18px;
  font-size: 32px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.reveal-translations {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.reveal-trans-card {
  background: var(--clue-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.reveal-trans-lang {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 4px;
}

.reveal-trans-word {
  font-size: 17px;
  font-weight: 600;
}

.reveal-trans-literal {
  font-size: 14px;
  font-style: italic;
  color: var(--text-muted);
  margin-top: 2px;
}

.reveal-block {
  margin: 18px 0;
}

.reveal-block h3 {
  margin: 0 0 6px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.reveal-text {
  margin: 0;
  line-height: 1.55;
  font-size: 15px;
}

.next-puzzle-row {
  margin: 16px 0;
}

.next-btn {
  width: 100%;
  padding: 14px;
}

.share-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding: 12px;
  background: var(--clue-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.share-string {
  font-size: 14px;
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  word-break: break-word;
  white-space: pre-line;
}

.share-btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 700;
  cursor: pointer;
  font-size: 13px;
  white-space: nowrap;
}

.share-confirm {
  font-size: 13px;
  font-weight: 700;
  color: var(--green);
}

/* ---------- stats modal ---------- */

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.45);
}

.modal-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  width: 90%;
  max-width: 380px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.modal-header h2 {
  margin: 0;
  font-size: 18px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  text-align: center;
  margin-bottom: 20px;
}

.stat-cell {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-val {
  font-size: 24px;
  font-weight: 800;
}

.stat-lbl {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stats-dist h3 {
  margin: 0 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.dist-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 13px;
}

.dist-label {
  width: 14px;
  text-align: right;
  flex-shrink: 0;
  font-weight: 700;
}

.dist-bar {
  height: 20px;
  border-radius: 3px;
  background: var(--clue-bg);
  min-width: 20px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 6px;
  font-weight: 700;
  font-size: 12px;
  transition: width 0.3s ease;
}

.dist-bar.highlight {
  background: var(--accent);
  color: var(--accent-text);
}

/* ---------- footer ---------- */

.footer {
  padding: 12px 0;
  text-align: center;
  font-size: 12px;
}

.footer a {
  color: var(--text-muted);
  text-decoration: none;
}
.footer a:hover { color: var(--accent); }

/* ---------- responsive ---------- */

@media (max-width: 420px) {
  .logo { font-size: 20px; }
  .reveal-answer { font-size: 26px; }
  .clue-literal { font-size: 18px; }
  .hint-blanks { font-size: 19px; letter-spacing: 4px; }
  .airmail-frame { padding: 12px; border-width: 5px; }
  .picker-btn { font-size: 13px; padding: 7px 0; }
}