/* AI卡好 v2 — 設計稿 C（Daily Brief）token，手機優先 */
:root {
  --bg: #f6f3ee; --surface: #fff; --surface-alt: #efeae1;
  --ink: #21201d; --ink-soft: rgba(33,32,29,.62); --ink-faint: rgba(33,32,29,.42);
  --rule: rgba(33,32,29,.08); --rule-strong: rgba(33,32,29,.16);
  --plum: oklch(.45 .10 340); --tea: oklch(.55 .08 145); --honey: oklch(.72 .12 75);
  --soft-tea: oklch(.96 .02 145); --soft-honey: oklch(.95 .04 60); --soft-plum: oklch(.95 .02 340);
  --on-accent: #fff;
  --serif: "Source Serif 4", "Noto Serif TC", Georgia, serif;
  --sans: "Inter Tight", "Noto Sans TC", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15140f; --surface: #1c1b16; --surface-alt: #26241e;
    --ink: #f0ece4; --ink-soft: rgba(240,236,228,.62); --ink-faint: rgba(240,236,228,.40);
    --rule: rgba(240,236,228,.08); --rule-strong: rgba(240,236,228,.18);
    --plum: oklch(.72 .10 340); --tea: oklch(.78 .10 145); --honey: oklch(.82 .12 75);
    --soft-tea: oklch(.28 .04 145); --soft-honey: oklch(.32 .06 60); --soft-plum: oklch(.30 .04 340);
    --on-accent: #15140f; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #15140f; --surface: #1c1b16; --surface-alt: #26241e;
  --ink: #f0ece4; --ink-soft: rgba(240,236,228,.62); --ink-faint: rgba(240,236,228,.40);
  --rule: rgba(240,236,228,.08); --rule-strong: rgba(240,236,228,.18);
  --plum: oklch(.72 .10 340); --tea: oklch(.78 .10 145); --honey: oklch(.82 .12 75);
  --soft-tea: oklch(.28 .04 145); --soft-honey: oklch(.32 .06 60); --soft-plum: oklch(.30 .04 340);
  --on-accent: #15140f; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 var(--sans); }
a { color: inherit; }
img { max-width: 100%; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }

/* ── header ── */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in oklab, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--rule); }
.top .wrap { display: flex; align-items: center; gap: 16px; height: 52px; }
.logo { font: 600 18px var(--serif); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.logo b { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 7px;
  background: var(--ink); color: var(--bg); font: 600 14px var(--serif); }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { text-decoration: none; padding: 6px 10px; border-radius: 999px; color: var(--ink-soft); font-size: 14px; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--surface-alt); color: var(--ink); }
.nav .count { font: 500 11px var(--mono); background: var(--ink); color: var(--bg); border-radius: 999px;
  padding: 1px 6px; margin-left: 4px; }

/* ── type ── */
h1 { font: 500 30px/1.2 var(--serif); letter-spacing: -.02em; margin: 28px 0 8px; text-wrap: balance; }
h2 { font: 500 20px/1.3 var(--serif); margin: 32px 0 12px; }
.eyebrow { font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); }
.muted { color: var(--ink-soft); }
.faint { color: var(--ink-faint); font-size: 13px; }
@media (min-width: 720px) { h1 { font-size: 40px; margin-top: 44px; } }

/* ── search ── */
.search { position: relative; margin: 20px 0 8px; }
.search input { width: 100%; font: 17px var(--sans); padding: 14px 16px 14px 44px; border-radius: 14px;
  border: 1px solid var(--rule-strong); background: var(--surface); color: var(--ink); outline: none; }
.search input:focus { border-color: var(--ink); }
.search svg { position: absolute; left: 15px; top: 50%; translate: 0 -50%; color: var(--ink-faint); }
.suggest { position: absolute; left: 0; right: 0; top: calc(100% + 6px); background: var(--surface);
  border: 1px solid var(--rule-strong); border-radius: 12px; overflow: hidden; z-index: 20;
  box-shadow: 0 12px 32px -12px rgba(0,0,0,.25); }
.suggest:empty { display: none; }
.suggest a { display: flex; justify-content: space-between; gap: 12px; padding: 11px 14px; text-decoration: none;
  border-top: 1px solid var(--rule); }
.suggest a:first-child { border-top: 0; }
.suggest a:hover, .suggest a.active { background: var(--surface-alt); }

/* ── chips / tiles ── */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; padding: 3px 9px; border-radius: 999px;
  background: var(--surface-alt); color: var(--ink-soft); white-space: nowrap; text-decoration: none; }
.chip.tea { background: var(--soft-tea); color: var(--tea); }
.chip.honey { background: var(--soft-honey); color: color-mix(in oklab, var(--honey) 70%, var(--ink)); }
.chip.plum { background: var(--soft-plum); color: var(--plum); }
.chip.ink { background: var(--ink); color: var(--bg); }
button.chip { border: 0; cursor: pointer; font: inherit; font-size: 12px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.tile { display: block; padding: 14px; border-radius: 14px; background: var(--surface); border: 1px solid var(--rule);
  text-decoration: none; }
.tile:hover { border-color: var(--rule-strong); }
.tile .ico { font-size: 20px; }
.tile .name { font-weight: 500; margin-top: 6px; }

/* ── answer list ── */
.answer { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.opt { background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; overflow: hidden; }
.opt.top1 { border-color: var(--ink); }
.opt summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 28px 1fr auto; gap: 12px;
  align-items: center; padding: 14px 16px; }
.opt summary::-webkit-details-marker { display: none; }
.rank { font: 500 13px var(--mono); color: var(--ink-faint); }
.opt .card-name { font-weight: 600; }
.opt .how { font-size: 13px; color: var(--ink-soft); margin-top: 2px; }
.opt .chips { margin-top: 6px; }
.rate { font: 500 26px/1 var(--serif); letter-spacing: -.02em; text-align: right; }
.rate small { font-size: 14px; }
.breakdown { border-top: 1px solid var(--rule); padding: 10px 16px 14px 56px; font-size: 13px; }
.breakdown .row { display: grid; grid-template-columns: 52px 1fr; gap: 8px; padding: 6px 0; }
.breakdown .row + .row { border-top: 1px dashed var(--rule); }
.breakdown .pct { font: 500 13px var(--mono); }
.breakdown .meta { color: var(--ink-faint); font-size: 12px; margin-top: 2px; }
.empty { padding: 28px 16px; text-align: center; color: var(--ink-soft); background: var(--surface);
  border: 1px dashed var(--rule-strong); border-radius: 16px; }

/* ── generic list / cards ── */
.list { background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; }
.list > * { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--rule);
  text-decoration: none; }
.list > *:first-child { border-top: 0; }
.list .grow { flex: 1; min-width: 0; }
.thumb { width: 52px; height: 33px; border-radius: 5px; object-fit: cover; background: var(--surface-alt); flex: none; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 999px; border: 0;
  background: var(--ink); color: var(--bg); font: 500 14px var(--sans); cursor: pointer; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--rule-strong); }
.btn.small { padding: 5px 12px; font-size: 13px; }
.mode { display: inline-flex; background: var(--surface-alt); border-radius: 999px; padding: 3px; margin-top: 8px; }
.mode a { padding: 5px 12px; border-radius: 999px; text-decoration: none; font-size: 13px; color: var(--ink-soft); }
.mode a[aria-current="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.08); }

/* ── card page ── */
.card-hero { display: flex; gap: 16px; align-items: center; margin-top: 24px; }
.card-hero img { width: 120px; border-radius: 8px; box-shadow: 0 12px 28px -12px rgba(0,0,0,.4); }
.rules .row { display: grid; grid-template-columns: 64px 1fr; gap: 10px; }

footer { margin: 56px 0 32px; padding-top: 16px; border-top: 1px solid var(--rule); font-size: 12px; color: var(--ink-faint); }
footer a { color: var(--ink-soft); }

/* 我的卡：卡片設定 */
.settings { background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; padding: 14px 16px;
  margin-bottom: 12px; display: grid; gap: 10px; justify-items: start; }
.settings .field { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.settings select, .settings .filter { font: inherit; padding: 6px 10px; border-radius: 10px; border: 1px solid var(--rule-strong);
  background: var(--bg); color: var(--ink); }
.picks { width: 100%; }
.picks summary { cursor: pointer; }
.picks .filter { margin: 8px 0; width: 100%; box-sizing: border-box; }
.pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 4px 12px;
  max-height: 320px; overflow-y: auto; font-size: 14px; }
.pick-grid label[hidden] { display: none; }
.pick-grid input:disabled + * , .pick-grid label:has(input:disabled) { color: var(--ink-faint); }
.settings .field.check { flex-wrap: nowrap; align-items: flex-start; }
.settings .field.check input { margin-top: 4px; flex: none; }

/* 類別頁：細分 / 常見商家；首頁：常去的店 */
.quick { display: grid; gap: 6px; margin: 4px 0 14px; }
.quick .chips { gap: 6px; }
.quick a.chip { text-decoration: none; color: var(--ink); background: var(--surface); border: 1px solid var(--rule); }
.quick a.chip:hover { border-color: var(--rule-strong); }
.list.favs > a { color: inherit; text-decoration: none; }
.list.favs .rate { font-family: var(--serif, inherit); font-size: 22px; }
.list.favs .rate small { font-size: 12px; }