:root {
  --bg: #faf7f9;
  --card: #ffffff;
  --ink: #2b2530;
  --muted: #8a8496;
  --line: #ece7ef;
  --accent: #e0658a;
  --accent-ink: #fff;
  --ok: #35b37e;
  --warn: #e0912f;
  --err: #d5486b;
  --radius: 14px;
  --shadow: 0 2px 14px rgba(80, 40, 70, 0.06);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

.topbar {
  padding: 28px 20px 12px;
  text-align: center;
}
.topbar h1 { margin: 0; font-size: 24px; }
.topbar .sub { margin: 6px 0 0; color: var(--muted); font-size: 14px; }

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 16px 60px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.card h2 { margin: 0 0 4px; font-size: 18px; }
.hidden { display: none !important; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field > span { font-size: 13px; color: var(--muted); font-weight: 600; }
.field.small { flex: 0 0 auto; }
input[type="text"], select, textarea {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  background: #fff;
  color: var(--ink);
  font-family: inherit;
}
#source { resize: vertical; line-height: 1.5; }
input[type="text"]:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

/* ── 画風チップ ── */
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  background: #f3eef2; color: var(--ink); border: 1.5px solid transparent;
}
.chip.active { background: #fff; border-color: var(--accent); color: var(--accent); }

/* ── 参考画像 ── */
.ref-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.ref-preview { display: flex; align-items: center; gap: 10px; }
.ref-preview img { width: 54px; height: 96px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); }
.ref-info { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.ref-summary { font-size: 12px; color: var(--muted); max-width: 260px; }

.options { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.toggle { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink); cursor: pointer; }

button, .primary, .ghost {
  cursor: pointer;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  padding: 11px 18px;
  transition: filter .15s, opacity .15s;
}
.primary { background: var(--accent); color: var(--accent-ink); }
.primary:hover { filter: brightness(1.05); }
button:disabled { opacity: .5; cursor: not-allowed; }
.ghost { background: #f3eef2; color: var(--ink); }
a.primary, a.ghost { text-decoration: none; display: inline-block; }
.note { font-size: 12px; color: var(--muted); margin: 10px 0 0; }
.hint { font-size: 13px; color: var(--muted); margin: 0 0 12px; }

/* ── ステッパー ── */
.stepper { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.stepper li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }
.stepper .dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--line); flex: 0 0 auto;
}
.stepper li.active { color: var(--ink); font-weight: 600; }
.stepper li.active .dot { background: var(--accent); animation: pulse 1s infinite; }
.stepper li.done { color: var(--ink); }
.stepper li.done .dot { background: var(--ok); }
.stepper li.error .dot { background: var(--err); }
.stepper .st { font-style: normal; color: var(--accent); font-size: 13px; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.25); } }
.progress-msg { margin: 12px 0 0; font-size: 13px; color: var(--muted); }

/* ── テロップ承認 ── */
.telop-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.telop-row { display: flex; align-items: center; gap: 10px; }
.telop-row .num { width: 26px; color: var(--muted); font-size: 13px; text-align: right; }
.telop-row input { flex: 1; }
.row-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ── 絵コンテ（check2）── */
.storyboard-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 14px; }
.sb-row { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: #fff; }
.sb-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.sb-num { background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 8px; }
.sb-telop { font-size: 14px; font-weight: 600; }
.sb-field { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.sb-field > span { font-size: 12px; color: var(--muted); font-weight: 600; }
.sb-field textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 13px; font-family: inherit; resize: vertical; color: var(--ink); background: #fff;
}
.sb-field textarea[data-field="image_prompt"] { font-family: ui-monospace, monospace; font-size: 12px; color: #555; }

/* ── カットグリッド ── */
.cuts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}
.cut-card {
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
  background: #fff; display: flex; flex-direction: column;
}
.cut-thumb { position: relative; aspect-ratio: 9/16; background: #f2edf1; }
.cut-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cut-thumb .ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 12px; }
.cut-thumb.generating .ph { color: var(--accent); }
.cut-thumb .badge {
  position: absolute; top: 6px; left: 6px;
  background: rgba(0,0,0,.55); color: #fff; font-size: 11px;
  padding: 1px 7px; border-radius: 8px;
}
.cut-thumb.fallback { outline: 2px solid var(--warn); outline-offset: -2px; }
.cut-telop { margin: 8px; font-size: 12px; padding: 6px 8px; }
.cut-actions { display: flex; flex-wrap: wrap; gap: 4px; padding: 0 8px 8px; }
.mini { font-size: 11px; padding: 4px 7px; background: #f3eef2; font-weight: 500; }
.mini.danger { color: var(--err); }
.cut-status { font-size: 11px; color: var(--muted); padding: 0 8px 8px; }

/* ── 結果 ── */
.result-item { display: flex; flex-direction: column; gap: 12px; }
.result-item video {
  width: 100%; max-width: 340px; margin: 0 auto; display: block;
  border-radius: 12px; background: #000; aspect-ratio: 9/16;
}

@media (max-width: 520px) {
  .cuts-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}