/* ============================================================
   台湾生活費シミュレーター
   palette: 夜市の提灯と磁磚(マジョリカタイル)から
   ============================================================ */
:root {
  --bg: #fbf8f2;          /* 米色:紙のような生成り */
  --ink: #26322f;         /* 墨緑がかった黒 */
  --sub: #6b7671;
  --line: #e3ddd0;
  --card: #ffffff;
  --lantern: #d0342c;     /* 提灯レッド(アクセント) */
  --jade: #1f7a5c;        /* 翡翠グリーン(貯金=プラス) */
  --jade-bg: #e9f4ef;
  --warn: #b3261e;
  --warn-bg: #fdecea;
  /* 内訳カラー(タイル調) */
  --c-rent:  #d0342c;
  --c-food:  #e8862e;
  --c-util:  #d9b23a;
  --c-trans: #3f8fbf;
  --c-misc:  #8a7fb8;
  --radius: 14px;
  --mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  clip: rect(0 0 0 0); overflow: hidden;
}

.sim {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

/* ---- header ---- */
.sim-eyebrow {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lantern);
  font-weight: 700;
}
.sim-header h1 {
  margin: 0 0 8px;
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: 700;
  font-size: clamp(24px, 5vw, 32px);
  letter-spacing: 0.02em;
}
.sim-lead {
  margin: 0;
  color: var(--sub);
  font-size: 14px;
}

/* ---- inputs ---- */
.sim-inputs {
  margin-top: 24px;
  display: grid;
  gap: 22px;
}
.field label, .field .label {
  display: block;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

.salary-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
input[type="range"] {
  flex: 1;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--lantern), #e8862e);
  outline-offset: 4px;
}
input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--lantern);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,.18);
}
input[type="range"]::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--lantern);
  cursor: pointer;
}
#salaryOut {
  min-width: 8.5em;
  text-align: right;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 18px;
}
.hint {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--sub);
}

/* city buttons */
.city-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 10px;
}
.city-btn, .style-btn {
  text-align: left;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  cursor: pointer;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s, transform .1s;
}
.city-btn:hover, .style-btn:hover { border-color: var(--lantern); }
.city-btn:focus-visible, .style-btn:focus-visible,
input[type="range"]:focus-visible {
  outline: 3px solid rgba(208,52,44,.45);
  outline-offset: 2px;
}
.city-btn[aria-checked="true"], .style-btn[aria-checked="true"] {
  border-color: var(--lantern);
  box-shadow: inset 0 0 0 1.5px var(--lantern);
  background: #fff7f4;
}
.city-name, .style-name {
  display: block;
  font-weight: 700;
  font-size: 15px;
}
.city-tag, .style-desc {
  display: block;
  font-size: 11.5px;
  color: var(--sub);
  margin-top: 2px;
}

.style-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
@media (max-width: 480px) {
  .style-row { grid-template-columns: 1fr; }
}

/* ---- result ---- */
.sim-result { margin-top: 30px; }
.result-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 480px) {
  .result-top { grid-template-columns: 1fr; }
}
.result-card {
  border-radius: var(--radius);
  padding: 16px 18px;
  background: var(--card);
  border: 1.5px solid var(--line);
}
.result-card.save {
  background: var(--jade-bg);
  border-color: var(--jade);
}
.result-card.save.negative {
  background: var(--warn-bg);
  border-color: var(--warn);
}
.result-label {
  margin: 0;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--sub);
}
.result-value {
  margin: 4px 0 0;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(24px, 6vw, 30px);
}
.save .result-value { color: var(--jade); }
.save.negative .result-value { color: var(--warn); }
.result-sub {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--sub);
}

/* stacked bar */
.bar-wrap { margin-top: 18px; }
.bar {
  display: flex;
  height: 22px;
  border-radius: 11px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.seg { transition: width .35s ease; }
.c-rent  { background: var(--c-rent); }
.c-food  { background: var(--c-food); }
.c-util  { background: var(--c-util); }
.c-trans { background: var(--c-trans); }
.c-misc  { background: var(--c-misc); }
.bar-legend {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 12px;
  color: var(--sub);
}
.legend-item { display: inline-flex; align-items: center; gap: 5px; }
.dot {
  width: 10px; height: 10px;
  border-radius: 3px;
  display: inline-block;
}

/* breakdown table */
.breakdown {
  width: 100%;
  margin-top: 18px;
  border-collapse: collapse;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 14px;
}
.breakdown th, .breakdown td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
}
.breakdown thead th {
  background: #f4efe4;
  font-size: 12.5px;
  text-align: left;
}
.breakdown .num { text-align: right; }
.mono { font-family: var(--mono); }
.breakdown .total-row td {
  font-weight: 700;
  border-bottom: none;
  background: #fdf6ee;
}

.note {
  margin: 14px 0 0;
  font-size: 11.5px;
  color: var(--sub);
}

@media (prefers-reduced-motion: reduce) {
  .seg { transition: none; }
}