:root{--bg: #eef2fa;--card: #ffffff;--ink: #17233b;--ink-soft: #5d6b85;--accent: #2563eb;--accent-deep: #1e40af;--accent-ink: #ffffff;--user-bubble: linear-gradient(135deg, #2f6bff 0%, #2050d8 100%);--user-ink: #ffffff;--line: #dfe6f3;--chip-bg: #edf3fe;--chip-line: #c9d9f6;--chip-ink: #1d4ed8;--error: #b3372f;--shadow: 0 1px 3px rgba(23, 43, 84, .08);--shadow-lift: 0 2px 10px rgba(23, 43, 84, .1);--radius: 16px}@media(prefers-color-scheme:dark){:root{--bg: #0c1220;--card: #171f32;--ink: #e7ecf7;--ink-soft: #94a2bd;--accent: #5b8cff;--accent-deep: #3b6ae8;--accent-ink: #0a1122;--user-bubble: linear-gradient(135deg, #3b6ae8 0%, #2b4fbb 100%);--user-ink: #f2f6ff;--line: #263351;--chip-bg: #1d2841;--chip-line: #33456d;--chip-ink: #9db9ff;--error: #ff9088;--shadow: 0 1px 3px rgba(0, 0, 0, .4);--shadow-lift: 0 2px 10px rgba(0, 0, 0, .45)}}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans KR,Apple SD Gothic Neo,Malgun Gothic,Noto Sans JP,Noto Sans SC,sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}#app,.shell{height:100dvh;display:flex;flex-direction:column}.shell{max-width:760px;margin:0 auto;width:100%}.hdr{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 14px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.hdr-brand{display:flex;align-items:center;gap:10px;min-width:0}.hdr-logo{width:36px;height:36px;border-radius:10px;box-shadow:var(--shadow);flex-shrink:0}.hdr h1{font-size:16px;margin:0;font-weight:800;letter-spacing:-.01em;white-space:nowrap;background:linear-gradient(90deg,var(--accent-deep),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.hdr-tag{margin:0;font-size:12px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hdr-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}.lang-sel{font-size:13px;padding:6px 8px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink)}.ghost-btn{font-size:16px;width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink-soft);cursor:pointer}.chat{flex:1;overflow-y:auto;overscroll-behavior:contain}.chat-inner{padding:14px 12px 8px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:92%;padding:11px 14px;border-radius:var(--radius);box-shadow:var(--shadow);word-break:break-word;animation:rise .22s ease both}@keyframes rise{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.bubble,.chip,.scenario-card{animation:none!important;transition:none!important}}.bubble.assistant{background:var(--card);align-self:flex-start;border-top-left-radius:6px}.bubble.user{background:var(--user-bubble);color:var(--user-ink);align-self:flex-end;border-top-right-radius:6px;white-space:pre-wrap}.bubble.error{border:1px solid var(--error)}.plain-body{white-space:pre-wrap}.md-body{font-size:15px}.md-body>:first-child{margin-top:0}.md-body>:last-child{margin-bottom:0}.md-body h1,.md-body h2,.md-body h3{font-size:15.5px;margin:14px 0 6px;line-height:1.35}.md-body p{margin:6px 0}.md-body ul,.md-body ol{margin:6px 0;padding-left:20px}.md-body li{margin:3px 0}.md-body a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.md-body hr{border:0;border-top:1px solid var(--line);margin:10px 0}.md-body blockquote{margin:8px 0;padding:2px 12px;border-left:3px solid var(--chip-line);color:var(--ink-soft)}.md-body code{background:var(--chip-bg);border-radius:6px;padding:1px 5px;font-size:13.5px}.md-body table{display:block;overflow-x:auto;border-collapse:collapse;margin:8px 0;font-size:14px}.md-body th,.md-body td{border:1px solid var(--line);padding:5px 8px;text-align:left}.photos{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin:2px 0 10px;position:relative;scrollbar-width:thin}.photo-card{margin:0;flex:0 0 auto;width:138px}.photo-card img{width:138px;height:96px;object-fit:cover;border-radius:12px;display:block;background:var(--chip-bg);box-shadow:var(--shadow)}.photo-card figcaption{font-size:11.5px;color:var(--ink-soft);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.photo-credit{position:sticky;right:0;align-self:flex-end;flex:0 0 auto;font-size:10px;color:var(--ink-soft);writing-mode:vertical-rl;opacity:.75;padding-left:2px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.chip{border:1px solid var(--chip-line);background:var(--chip-bg);color:var(--chip-ink);font-weight:600;border-radius:999px;padding:7px 12px;font-size:13.5px;line-height:1.35;text-align:left;cursor:pointer;transition:transform .06s ease,background .12s ease}.chip:active{transform:scale(.97)}@media(hover:hover){.chip:hover{background:var(--chip-line)}}.scenarios-title{margin:4px 2px 8px;font-size:13px;color:var(--ink-soft);font-weight:600}.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}@media(min-width:560px){.scenario-grid{grid-template-columns:repeat(3,1fr)}}.scenario-card{display:flex;flex-direction:column;align-items:flex-start;gap:8px;background:var(--card);border:1px solid 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var(--line);background:var(--chip-bg);color:var(--chip-ink);font-weight:600;font-size:14px;cursor:pointer}