/* 地は白固定、和文はOSのフォント（saiq-ui）。配色は独自の値を使う。 */
:root {
  --ink: #1c1c1e;
  --sub: #5f6066;
  --line: #e4e4e8;
  --soft: #f5f5f7;
  --keep: #0f7a55;
  --keep-soft: #e3f3ec;
  --skip: #9a3b32;
  --skip-soft: #f7e7e5;
  --accent: #23408e;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(20, 20, 30, .12), 0 2px 6px rgba(20, 20, 30, .06);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: #fff; color: var(--ink); }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-tap-highlight-color: transparent;
}
a { color: var(--accent); }
button { font: inherit; color: inherit; }

.bar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 16px; background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); letter-spacing: .02em; }
.tabs { display: flex; gap: 4px; }
.tabs a {
  text-decoration: none; color: var(--sub); padding: 6px 12px; border-radius: 999px; font-size: 14px;
}
.tabs a[aria-current="page"] { background: var(--ink); color: #fff; }

main { flex: 1; width: 100%; max-width: 520px; margin: 0 auto; padding: 16px; }
.loading, .empty { color: var(--sub); text-align: center; padding: 48px 0; }
.foot { text-align: center; padding: 16px; font-size: 13px; }
.foot a { color: var(--sub); }

/* ---------- スワイプ ---------- */
.deck { position: relative; height: min(68dvh, 560px); margin-top: 4px; touch-action: none; }
.card {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 28px 22px 18px; cursor: grab; user-select: none;
  transition: transform .35s cubic-bezier(.2,.9,.3,1.2), opacity .25s;
  will-change: transform;
}
.card.dragging { transition: none; cursor: grabbing; }
.card.behind { transform: scale(.95) translateY(14px); opacity: .7; pointer-events: none; }
.card .title { font-size: clamp(28px, 8vw, 38px); font-weight: 800; line-height: 1.25; margin: 0; word-break: keep-all; overflow-wrap: anywhere; }
.card .tags { margin: auto 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tag { display: inline-block; border: 1px solid var(--ink); border-radius: 999px; padding: 4px 12px; font-size: 14px; font-weight: 600; }
.card .commit { font-size: 14px; color: var(--sub); margin: 0 0 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card .company { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--sub); }
.logo {
  width: 22px; height: 22px; border-radius: 6px; color: #fff; display: inline-grid; place-items: center;
  font-size: 11px; font-weight: 700; flex: none;
}
.card .hint { margin-left: auto; font-size: 12px; }
.stamp {
  position: absolute; top: 22px; padding: 4px 12px; border: 3px solid; border-radius: 10px;
  font-weight: 800; font-size: 20px; opacity: 0; transform: rotate(-10deg);
}
.stamp.keep { right: 20px; color: var(--keep); border-color: var(--keep); transform: rotate(10deg); }
.stamp.skip { left: 20px; color: var(--skip); border-color: var(--skip); }

.actions { display: flex; justify-content: center; gap: 28px; margin-top: 20px; }
.round {
  width: 68px; height: 68px; border-radius: 50%; border: 0; display: grid; place-items: center;
  font-size: 28px; cursor: pointer; box-shadow: 0 4px 14px rgba(0,0,0,.08);
}
.round small { display: block; font-size: 11px; line-height: 1; margin-top: 2px; }
.round.skip { background: var(--skip-soft); color: var(--skip); }
.round.keep { background: var(--keep-soft); color: var(--keep); }
.round.info { width: 52px; height: 52px; align-self: center; background: var(--soft); font-size: 18px; }
.round:active { transform: scale(.94); }
.progress { text-align: center; font-size: 13px; color: var(--sub); margin: 10px 0 0; }

.done { text-align: center; padding: 56px 8px; }
.done h2 { margin: 0 0 8px; font-size: 22px; }
.done p { color: var(--sub); margin: 0 0 20px; }

/* ---------- ボタン・リスト ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 48px; padding: 0 20px; border-radius: 12px; border: 1px solid var(--ink);
  background: var(--ink); color: #fff; font-weight: 700; text-decoration: none; cursor: pointer;
}
.btn.ghost { background: #fff; color: var(--ink); }
.btn[disabled] { opacity: .4; cursor: not-allowed; }
.btn.block { width: 100%; }

h1.page { font-size: 20px; margin: 4px 0 14px; }
.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.item {
  border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; display: grid; gap: 6px; background: #fff;
}
.item button.open { all: unset; cursor: pointer; display: grid; gap: 6px; }
.item .t { font-weight: 700; font-size: 17px; }
.item .c { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--sub); }
.item .row { display: flex; gap: 8px; align-items: center; justify-content: space-between; margin-top: 4px; }
.badge { font-size: 12px; color: var(--keep); font-weight: 700; }
.note { font-size: 13px; color: var(--sub); }

/* ---------- 詳細シート ---------- */
.sheet { position: fixed; inset: 0; z-index: 20; }
.sheet-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.35); }
.sheet-panel {
  position: absolute; left: 0; right: 0; bottom: 0; max-height: 88dvh; overflow: auto;
  background: #fff; border-radius: 20px 20px 0 0; padding: 22px 18px calc(22px + env(safe-area-inset-bottom));
  max-width: 560px; margin: 0 auto; animation: up .3s cubic-bezier(.2,.9,.3,1);
}
@keyframes up { from { transform: translateY(40px); opacity: 0; } }
.sheet-close { position: absolute; right: 12px; top: 10px; border: 0; background: var(--soft); width: 36px; height: 36px; border-radius: 50%; font-size: 20px; cursor: pointer; }
.detail h2 { font-size: 24px; margin: 6px 36px 6px 0; line-height: 1.3; }
.detail dl { margin: 14px 0; display: grid; gap: 12px; }
.detail dt { font-size: 12px; color: var(--sub); font-weight: 700; }
.detail dd { margin: 2px 0 0; }
.commit-box { border: 2px solid var(--ink); border-radius: 12px; padding: 12px 14px; }
.commit-box dt { color: var(--ink); }
.disclaimer { font-size: 12px; color: var(--sub); margin-top: 6px; }

/* ---------- フォーム ---------- */
.form { display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-weight: 700; font-size: 14px; }
.form input, .form select, .form textarea {
  font: inherit; padding: 12px; border: 1px solid #c9c9cf; border-radius: 10px; background: #fff; width: 100%;
}
.form textarea { min-height: 80px; resize: vertical; }
.consent { border: 1px solid var(--line); background: var(--soft); border-radius: 12px; padding: 12px 14px; font-size: 14px; }
.consent p { margin: 0 0 10px; }
.check { display: flex !important; grid-template-columns: none; align-items: flex-start; gap: 10px !important; font-weight: 700; }
.check input { width: 22px; height: 22px; flex: none; margin: 2px 0 0; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices button { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 10px 16px; cursor: pointer; }
.choices button:hover { border-color: var(--ink); }

.toast {
  position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: 14px; z-index: 30;
  max-width: calc(100% - 32px);
}

@media (prefers-reduced-motion: reduce) {
  .card, .sheet-panel { transition: none; animation: none; }
}