/* tts-compare.css — Kokoro TTSテストページ スタイル Part 1: テーマ・レイアウト・カード */

:root {
  --bg: #0f0f23; --card: #1a1a2e; --card2: #16213e; --border: #2a2d4e;
  --kokoro: #a855f7; --kokoro-dim: rgba(168,85,247,0.15); --kokoro-border: rgba(168,85,247,0.4);
  --green: #22c55e; --yellow: #eab308; --blue: #3b82f6; --red: #ef4444;
}
html, body { height: 100%; overflow: hidden; }
.header { background: linear-gradient(135deg,#1a1a2e 0%,#16213e 100%); justify-content: flex-start; gap: 14px; height: 64px; padding: 0 24px; }
.header h1 { font-size: 18px; font-weight: 700; color: var(--text); }
.header-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.back-link { font-size: 12px; color: var(--text-muted); text-decoration: none; padding: 6px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); transition: all 0.2s; min-height: 44px; display: inline-flex; align-items: center; }
.back-link:hover { color: var(--text); border-color: var(--text-muted); }
.backend-indicators { display: flex; align-items: center; gap: 8px; }
.backend-badge { display: flex; align-items: center; gap: 5px; font-size: 11px; color: var(--text-muted); padding: 4px 8px; background: var(--card2); border: 1px solid var(--border); border-radius: 20px; white-space: nowrap; }
.backend-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-dim); flex-shrink: 0; }
.backend-dot.online { background: var(--green); }
.backend-dot.offline { background: var(--red); }
.backend-dot.checking { background: var(--yellow); animation: blink 1s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
.main { padding: 24px; max-width: 1200px; margin: 0 auto; }
.section-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 24px; margin-bottom: 24px; }
.section-title { font-size: 12px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 14px; }
textarea.tts-input { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); font-size: 15px; font-family: inherit; padding: 12px 16px; resize: vertical; min-height: 80px; outline: none; transition: border-color 0.2s; margin-bottom: 12px; }
textarea.tts-input:focus { border-color: var(--kokoro); }
.preset-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.preset-btn { padding: 6px 14px; background: var(--card2); border: 1px solid var(--border); border-radius: 20px; color: var(--text-muted); font-size: 12px; cursor: pointer; transition: all 0.2s; font-family: inherit; min-height: 44px; }
.preset-btn:hover { border-color: var(--kokoro-border); color: var(--text); background: var(--kokoro-dim); }
.tts-cards { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 24px; max-width: 600px; }
.tts-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 14px; transition: border-color 0.2s; }
.tts-card.kokoro-card { border-color: var(--kokoro-border); }
.tts-card-header { display: flex; align-items: center; gap: 10px; }
.tts-card-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.kokoro-icon { background: var(--kokoro-dim); }
.tts-card-name { font-size: 16px; font-weight: 700; }
.kokoro-name { color: var(--kokoro); }
.tts-card-desc { font-size: 12px; color: var(--text-muted); line-height: 1.5; }
.rvc-options { background: var(--card2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; }
.rvc-options label { font-size: 11px; color: var(--text-muted); display: block; margin-bottom: 6px; }
.rvc-checkbox-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.rvc-checkbox-row input[type="checkbox"] { width: 15px; height: 15px; cursor: pointer; accent-color: var(--kokoro); }
.rvc-checkbox-row span { font-size: 13px; color: var(--text); cursor: pointer; }
.rvc-options select { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 6px; color: var(--text); font-size: 13px; font-family: inherit; padding: 6px 10px; outline: none; cursor: pointer; }
.rvc-options select:focus { border-color: var(--kokoro-border); }
.rvc-options select:disabled { opacity: 0.4; cursor: not-allowed; }
.btn { padding: 10px 20px; border: none; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; cursor: pointer; transition: all 0.2s; white-space: nowrap; font-family: inherit; display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; }
.btn-kokoro { background: linear-gradient(135deg, var(--kokoro), #7c3aed); color: #fff; }
.btn-all { background: linear-gradient(135deg, #6366f1, #3b82f6); color: #fff; padding: 12px 28px; font-size: 14px; }
.btn:hover:not(:disabled) { opacity: 0.9; transform: translateY(-1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.btn-secondary { background: var(--card2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled) { border-color: var(--text-muted); }