:root{color-scheme:dark;--bg: #070b16;--bg-soft: rgba(13, 18, 32, .78);--panel: rgba(18, 24, 42, .82);--panel-strong: rgba(23, 31, 54, .92);--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .14);--text: #eef2ff;--muted: rgba(238, 242, 255, .68);--accent: #7c5cff;--accent-2: #22c55e;--accent-3: #22d3ee;--danger: #ff6b8a;--shadow: 0 24px 80px rgba(0, 0, 0, .38);--radius-xl: 28px;--radius-lg: 22px;--radius-md: 16px;--radius-sm: 12px;--font: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;--bottom-nav-space: 58px;--composer-space: 102px}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;font-family:var(--font);background:radial-gradient(circle at top left,rgba(124,92,255,.22),transparent 30%),radial-gradient(circle at top right,rgba(34,211,238,.16),transparent 26%),radial-gradient(circle at bottom center,rgba(34,197,94,.1),transparent 25%),linear-gradient(180deg,#060913,#0a1020 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button:hover{transform:translateY(-1px)}.button-row{display:flex;flex-wrap:wrap;gap:10px}.form-status{margin:0;font-size:13px;line-height:1.6}.form-status.error{color:#ffb7c6}.preview{display:grid;gap:16px}.preview-box{display:grid;gap:10px;padding:18px;border:1px solid rgba(255,255,255,.1);border-radius:20px;background:#ffffff0a}.preview-box pre{margin:0;white-space:pre-wrap;word-break:break-word;font-family:JetBrains Mono,SFMono-Regular,Consolas,monospace;font-size:13px;line-height:1.7;color:#f0f4ffe0}.meta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.meta-card{padding:14px;border-radius:18px;border:1px solid rgba(255,255,255,.08);background:#ffffff0a}.meta-card span{display:block}.meta-card .label{color:var(--muted);font-size:12px}.meta-card .value{margin-top:6px;font-size:15px;font-weight:600;line-height:1.35}.saved-list{display:grid;gap:12px}.saved-item{padding:16px;border:1px solid rgba(255,255,255,.08);border-radius:18px;background:#ffffff0a;transition:transform .18s ease,border-color .18s ease,background .18s ease}.saved-item.active{border-color:#22d3ee73;background:linear-gradient(180deg,#22d3ee17,#7c5cff14)}.saved-item h3{margin:0;font-size:16px}.saved-item p{margin:10px 0 0;color:var(--muted);line-height:1.6;font-size:13px}.saved-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.tiny-tag{padding:6px 10px;border-radius:999px;background:#ffffff0f;color:#fffc;font-size:12px}.chat-shell{position:relative;min-height:0;height:100%;overflow:hidden}.chat-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;background:#03060c73;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.drawer{position:absolute;top:0;left:0;bottom:0;z-index:3;width:min(86vw,320px);padding:18px;border-right:1px solid var(--line);background:linear-gradient(180deg,#101526fa,#0b0f1cf5);box-shadow:20px 0 60px #00000059;transform:translate(-104%);transition:transform .24s ease;overflow-y:auto}.drawer.open{transform:translate(0)}.drawer-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.drawer-header h3{margin:0}.drawer-actions{margin-bottom:14px}.icon-button{min-width:42px;padding-inline:12px;font-size:18px;line-height:1}.menu-button{align-self:center;justify-self:start}.character-list{padding:18px}.character-list h3{margin:0 0 10px}.character-card{width:100%;padding:14px;border:1px solid rgba(255,255,255,.08);border-radius:18px;background:#ffffff0a;transition:transform .18s ease,border-color .18s ease,background .18s ease;text-align:left}.character-card+.character-card{margin-top:12px}.character-card.active{border-color:#7c5cff99;background:linear-gradient(180deg,#7c5cff29,#22d3ee14)}.character-card .name{display:flex;align-items:center;justify-content:space-between;gap:8px;font-weight:700}.character-card 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24px #0000001f}.message+.message{margin-top:12px}.message.user{margin-left:auto;border:1px solid rgba(124,92,255,.24);background:linear-gradient(135deg,#7c5cff38,#22d3ee24)}.message.assistant{margin-right:auto;border:1px solid rgba(255,255,255,.08);background:#ffffff0d}.message .meta{display:block;margin-bottom:8px;color:#ffffffad;font-size:12px}.chat-empty{display:grid;place-items:center;min-height:100%;color:var(--muted);text-align:center;padding:30px 12px}.chat-empty strong{display:block;margin-bottom:8px;color:var(--text);font-size:18px}.chat-quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.message-input{display:grid;grid-template-columns:1fr auto;gap:10px;padding:18px 20px 20px;border-top:1px solid var(--line)}.message-input textarea{min-height:70px;resize:none}.footer-note{margin:14px 0 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