/* PADUR styles
 * - 黒基調 + 白文字 + 金色アクセント
 * - iPhone Safari 崩れ対策 (safe-area-inset)
 * - Google Fonts は使わずシステムフォント
 * - 派手にしすぎない (実務ツール)
 */

:root {
  --bg: #0a0a0a;
  --panel: #131313;
  --line: #2a2a2a;
  --fg: #f5f5f5;
  --muted: #9aa0a6;
  --gold: #c9a14a;
  --gold-strong: #e6bf6c;
  --warn-bg: #2a1818;
  --warn-fg: #ffd0c2;
  --danger: #ff6b6b;
  --ok: #5fd17a;
  --link: #b8d4ff;
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, Georgia, serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

body {
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  min-height: 100dvh;
}

.hd {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.hd-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px 6px;
}
.hd-logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex: 0 0 auto;
}
.padur-logo {
  width: 32px;
  height: 32px;
  display: block;
  filter: drop-shadow(0 1px 0 rgba(0, 0, 0, 0.6));
}
.hd-titles {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  flex: 1 1 auto;
  min-width: 0;
}
.hd-title {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.1em;
  color: var(--gold-strong);
  font-weight: 700;
}
.hd-sub {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-top: 2px;
}
.hd-actions {
  display: flex;
  gap: 6px;
  flex: 0 0 auto;
}
.hd-warn {
  margin: 4px 16px 12px;
  padding: 8px 12px;
  border: 1px solid #4a2222;
  background: var(--warn-bg);
  color: var(--warn-fg);
  font-size: 12px;
  border-radius: 8px;
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 12px 12px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
}

.row { margin-bottom: 10px; }
.row:last-child { margin-bottom: 0; }
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.lbl {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}

.ctl {
  width: 100%;
  background: #0e0e0e;
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 16px;
  font-family: inherit;
}
.ctl:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}
.ta {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  gap: 10px;
}
.meta {
  font-size: 12px;
  color: var(--muted);
}

/* モデル select 下の補足: 実モデルID と reasoning effort */
.model-actual {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.02em;
  word-break: break-all;
}
.model-actual .actual-id { color: var(--gold-strong); }
.model-actual .reasoning-tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 4px;
  background: #221a07;
  border: 1px solid var(--gold);
  color: var(--gold-strong);
  font-size: 10px;
}

/* /api/models 取得失敗時の警告 */
.catalog-error {
  margin-top: 8px;
  padding: 6px 10px;
  border: 1px solid #5a2424;
  background: #1a0e0e;
  color: var(--danger);
  border-radius: 6px;
  font-size: 12px;
}

/* パスコード認証 状態行 (値そのものは絶対に表示しない) */
.auth-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.auth-status-row #auth-status-text { letter-spacing: 0.04em; }
.auth-status-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.auth-status-actions .btn {
  padding: 6px 12px;
  font-size: 12px;
  min-height: 32px;
}

/* passcode modal の「この端末に保存する」チェックボックス */
.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--fg);
  user-select: none;
}
.check-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold);
  flex: 0 0 auto;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
  padding-top: 6px;
}
.btn-row .btn-lg + .btn-ghost { flex: 0 0 auto; }
.btn {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  background: transparent;
  color: var(--fg);
  font-family: inherit;
  min-height: 40px;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-gold {
  background: var(--gold);
  color: #1a1208;
  border-color: var(--gold);
  font-weight: 700;
}
.btn-gold:hover:not(:disabled) {
  background: var(--gold-strong);
  border-color: var(--gold-strong);
}
.btn-ghost { background: transparent; color: var(--fg); }
.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  min-height: 32px;
}
.btn-lg {
  padding: 12px 20px;
  font-size: 16px;
  min-height: 48px;
  flex: 1 1 auto;
  letter-spacing: 0.04em;
}

/* モード説明カード: select 直下で「どれを選べばいいか」を即時に伝える */
.mode-card {
  margin-top: 8px;
  padding: 10px 12px;
  background: linear-gradient(180deg, #161208 0%, #0e0c07 100%);
  border: 1px solid var(--gold);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mode-card-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.mode-card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-strong);
  letter-spacing: 0.04em;
}
.mode-card-short {
  font-size: 12px;
  color: var(--fg);
  opacity: 0.85;
}
.mode-card-desc {
  margin: 0;
  font-size: 13px;
  color: var(--fg);
  line-height: 1.6;
}
.mode-card-when {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12px;
  padding-top: 4px;
  border-top: 1px dashed var(--line);
}
.mode-card-when .when-label {
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.mode-card-when .when-text { color: var(--muted); }

/* 折りたたみ details: 高度設定 / 使用量 / 履歴 */
.adv {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  overflow: hidden;
}
.adv-summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 0.04em;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.adv-summary::-webkit-details-marker { display: none; }
.adv-summary::before {
  content: "▸";
  display: inline-block;
  transform: rotate(0deg);
  transition: transform 0.15s ease;
  color: var(--gold);
  font-size: 12px;
}
.adv[open] > .adv-summary::before {
  transform: rotate(90deg);
}
.adv[open] > .adv-summary {
  border-bottom: 1px solid var(--line);
}
.adv-body {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.usage-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.usage-title { font-size: 13px; color: var(--muted); letter-spacing: 0.06em; }
.usage {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 6px;
  font-size: 13px;
  color: var(--fg);
}
.usage .item {
  background: #0e0e0e;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
}
.usage .k { color: var(--muted); display: block; font-size: 11px; }
.usage .v { color: var(--gold-strong); font-weight: 600; }

.ph {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--gold-strong);
  letter-spacing: 0.06em;
}

.result {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.result-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #0e0e0e;
}
.result-block.err { border-color: #5a2424; background: #1a0e0e; }
.result-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}
.result-head .who {
  color: var(--gold-strong);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
}
.result-head .meta { font-size: 11px; }
.result-text {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 14px;
  line-height: 1.7;
}
.result-text.err { color: var(--danger); }

/* Claude Code 用 統合プロンプト (コードブロック風 + 大きなコピーボタン) */
.integrated {
  margin-top: 14px;
  border-top: 1px solid var(--gold);
  padding-top: 12px;
}
.integrated-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.integrated-title {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--gold-strong);
}
.integrated-pre {
  margin: 0;
  padding: 12px;
  background: #08080a;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--fg);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 50vh;
  overflow: auto;
  -webkit-user-select: text;
  user-select: text;
}
.copy-feedback {
  margin-top: 6px;
  min-height: 14px;
  color: var(--ok);
  font-size: 12px;
}

.hist-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.history {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 360px;
  overflow: auto;
  padding-right: 4px;
}
.history-item {
  border: 1px solid var(--line);
  background: #0e0e0e;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  cursor: pointer;
}
.history-item .h-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}
.history-item .h-time { color: var(--muted); font-size: 11px; }
.history-item .h-mode { color: var(--gold-strong); font-weight: 600; }
.history-item .h-input {
  margin-top: 4px;
  color: var(--fg);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 16px;
}
.modal[hidden] { display: none; }
.modal-box {
  background: var(--panel);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 16px;
  max-width: 540px;
  width: 100%;
}
.modal-box h2 { margin: 0 0 6px; color: var(--gold-strong); font-size: 16px; }
.modal-pre {
  background: #0e0e0e;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  max-height: 200px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13px;
  margin: 8px 0 12px;
}
.modal-row {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 8px;
}

#passcode-modal .modal-box .ctl {
  margin-top: 4px;
  font-size: 16px; /* iOS auto-zoom 抑制 */
}
#passcode-modal code {
  background: #0e0e0e;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 4px;
  font-size: 12px;
}

@media (max-width: 480px) {
  .two-col { grid-template-columns: 1fr; }
  .hd-title { font-size: 18px; }
  .hd-sub { font-size: 10px; }
  .padur-logo { width: 28px; height: 28px; }
  .ctl { font-size: 16px; } /* iOS の auto-zoom 抑制のため 16px 維持 */
  .integrated-pre { font-size: 12px; max-height: 40vh; }
  .mode-card { padding: 8px 10px; }
  .integrated-head { flex-direction: column; align-items: flex-start; }
  .integrated-head #btn-copy-integrated { width: 100%; }
}