@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=Noto+Sans+SC:wght@400;500;700&display=swap";.app-shell[data-v-8be85453]{min-height:100vh;min-height:100dvh}:root{--bg-main: radial-gradient(circle at 20% 20%, #fff6dd 0%, #ffe9db 32%, #d9f3ff 100%);--card-bg: rgba(255, 255, 255, .76);--card-bg-strong: #ffffff;--text-main: #1f2937;--text-sub: #4b5563;--brand: #0369a1;--brand-soft: #e0f2fe;--assistant: #f3f4f6;--user: #0369a1;--user-text: #f8fafc;--border: rgba(15, 23, 42, .12);--shadow: 0 16px 48px rgba(2, 6, 23, .12)}*{box-sizing:border-box}html{height:100%}body,#app{margin:0;min-height:100%;min-height:100dvh}body{font-family:Space Grotesk,Noto Sans SC,sans-serif;color:var(--text-main);background:var(--bg-main);background-attachment:fixed;overflow-x:hidden;-webkit-overflow-scrolling:touch;-webkit-tap-highlight-color:transparent}.home-page,.chat-page{width:min(1100px,calc(100% - 32px));margin:0 auto}.home-page{min-height:100vh;min-height:100dvh;display:grid;place-content:center;gap:36px;padding:36px 0}.hero{max-width:720px;animation:rise-in .48s ease-out both}.hero-kicker{margin:0;color:var(--brand);font-weight:700;letter-spacing:.2em;font-size:12px}.hero h1{margin:10px 0 14px;font-size:clamp(2rem,5vw,3.2rem);line-height:1.08}.hero p{margin:0;color:var(--text-sub);max-width:620px}.app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}.home-auth-bar{margin-top:18px;display:flex;align-items:center;gap:10px}.home-auth-link,.home-logout-button{border:1px solid var(--border);border-radius:999px;padding:7px 14px;font-family:inherit;font-size:14px;font-weight:700;background:#ffffffe6;color:var(--brand);text-decoration:none}.home-logout-button{cursor:pointer}.home-auth-state{display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:var(--text-sub)}.app-card{text-decoration:none;color:inherit;background:var(--card-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);border-radius:22px;padding:22px;box-shadow:var(--shadow);transition:transform .22s ease,border-color .22s ease;animation:rise-in .54s ease-out both}.app-card:hover{transform:translateY(-6px);border-color:#0369a173}.card-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--brand-soft);color:var(--brand);padding:4px 10px;border-radius:999px;font-size:12px;margin:0 0 10px}.app-card h2{margin:0 0 8px}.app-card p{margin:0;color:var(--text-sub)}.card-action{display:inline-block;margin-top:18px;color:var(--brand);font-weight:700}.top-nav{width:min(1100px,calc(100% - 32px));margin:16px auto 8px}.back-link{color:var(--brand);text-decoration:none;font-weight:700}.chat-page{min-height:calc(100vh - 44px);min-height:calc(100dvh - 44px);display:grid;grid-template-rows:auto 1fr auto;background:var(--card-bg);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);overflow:hidden;margin-bottom:20px}.chat-header{display:flex;justify-content:space-between;gap:16px;padding:18px 20px;border-bottom:1px solid var(--border);background:#ffffffc7}.chat-title{margin:0;font-size:1.15rem;font-weight:700}.chat-subtitle{margin:6px 0 0;color:var(--text-sub)}.chat-id-chip{align-self:center;background:var(--brand-soft);color:var(--brand);border-radius:999px;padding:6px 12px;font-size:12px;max-width:42%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.message-list{padding:18px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.message-row{display:flex}.message-row-assistant{justify-content:flex-start;align-items:flex-end;gap:10px}.message-row-user{justify-content:flex-end}.assistant-avatar-wrap{width:40px;height:40px;border-radius:50%;overflow:hidden;flex:0 0 40px;border:1px solid rgba(15,23,42,.14);box-shadow:0 8px 22px #0206172e;background:#24262b}.assistant-avatar{width:100%;height:100%;object-fit:cover;display:block}.message-bubble{max-width:min(78%,760px);border-radius:16px;padding:12px 14px;border:1px solid transparent}.bubble-assistant{background:var(--assistant);border-color:#0f172a1a}.bubble-user{background:var(--user);color:var(--user-text)}.message-role{margin:0 0 6px;font-size:12px;opacity:.8}.message-kind{margin:0 0 6px;display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:700;color:#9a3412;background:#ffedd5}.message-content{margin:0;line-height:1.6;white-space:pre-wrap;word-break:break-word}.inline-link{color:var(--brand);font-weight:500;text-decoration:underline;text-underline-offset:2px}.inline-link:hover{color:#0284c7}.file-card-list{margin-top:10px;display:flex;flex-direction:column;gap:6px}.file-card{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;background:var(--card-bg-strong);border:1px solid var(--border);cursor:pointer;transition:border-color .18s ease,box-shadow .18s ease}.file-card:hover{border-color:var(--brand);box-shadow:0 2px 8px #0369a11f}.file-card-icon{font-size:22px;flex-shrink:0}.file-card-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.file-card-name{font-size:13px;font-weight:500;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-card-size{font-size:11px;color:var(--text-sub)}.file-card-download{font-size:12px;font-weight:700;color:var(--brand);white-space:nowrap;flex-shrink:0;padding:4px 8px;border-radius:6px;background:var(--brand-soft)}.empty-hint{margin:auto;color:var(--text-sub)}.composer{border-top:1px solid var(--border);background:var(--card-bg-strong);padding:14px;display:grid;grid-template-columns:1fr auto;gap:12px}.composer textarea{width:100%;resize:none;border:1px solid var(--border);border-radius:12px;font-family:inherit;font-size:15px;padding:10px 12px;outline:none;transition:border-color .18s ease}.composer textarea:focus{border-color:#0369a199}.send-button{border:none;border-radius:12px;background:var(--brand);color:#fff;font-family:inherit;font-weight:700;padding:0 18px;min-width:106px;cursor:pointer;transition:transform .18s ease,opacity .18s ease}.send-button:hover:enabled{transform:translateY(-1px)}.send-button:disabled{opacity:.7;cursor:not-allowed}.blocked-hint{grid-column:1 / -1;margin:-2px 0 0;font-size:13px;color:var(--text-sub)}.auth-page{width:min(620px,calc(100% - 32px));margin:0 auto 24px}.auth-card{border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);background:var(--card-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:24px}.auth-card h1{margin:10px 0 8px}.auth-subtitle{margin:0;color:var(--text-sub)}.auth-form{margin-top:16px;display:grid;gap:12px}.auth-field{display:grid;gap:6px;font-weight:500}.auth-field input{border:1px solid var(--border);border-radius:12px;font-size:15px;padding:10px 12px;font-family:inherit;outline:none;background:#fff}.auth-field input:focus{border-color:#0369a18c}.auth-submit,.auth-switch{border:none;border-radius:12px;font-family:inherit;font-weight:700;min-height:42px;cursor:pointer}.auth-submit{background:var(--brand);color:#fff}.auth-submit:disabled{opacity:.7;cursor:not-allowed}.auth-switch{margin-top:10px;background:var(--brand-soft);color:var(--brand);border:1px solid rgba(3,105,161,.25);padding:0 14px}.auth-message{margin:12px 0 0;border-radius:10px;padding:10px 12px;font-size:14px}.auth-error{background:#fef2f2;border:1px solid #fecaca;color:#b91c1c}.auth-success{background:#ecfdf5;border:1px solid #bbf7d0;color:#166534}@keyframes rise-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@media(max-width:900px){.app-grid{grid-template-columns:1fr}.home-auth-bar{flex-direction:column;align-items:flex-start}.chat-page{min-height:calc(100vh - 38px);min-height:calc(100dvh - 38px)}.chat-header{flex-direction:column;align-items:flex-start}.chat-id-chip{max-width:100%}.message-bubble{max-width:90%}.composer{grid-template-columns:1fr}.send-button{min-height:42px}}.chat-layout{display:flex;height:100vh;height:100dvh;overflow:hidden}.sidebar{width:280px;min-width:280px;background:var(--card-bg-strong);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:16px;border-bottom:1px solid var(--border)}.sidebar-new-btn{width:100%;border:1px dashed var(--border);border-radius:10px;background:var(--card-bg);color:var(--brand);font-family:inherit;font-size:14px;font-weight:700;padding:10px;cursor:pointer;transition:border-color .18s ease,background .18s ease}.sidebar-new-btn:hover{border-color:var(--brand);background:var(--brand-soft)}.sidebar-list{flex:1;overflow-y:auto;padding:8px}.sidebar-empty{text-align:center;color:var(--text-sub);font-size:14px;padding:24px 12px;margin:0}.sidebar-item{display:flex;align-items:center;padding:10px 12px;border-radius:10px;cursor:pointer;transition:background .16s ease;gap:8px}.sidebar-item:hover{background:var(--brand-soft)}.sidebar-item-active{background:var(--brand-soft);border:1px solid rgba(3,105,161,.2)}.sidebar-item-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.sidebar-item-title{font-size:14px;font-weight:500;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-item-time{font-size:12px;color:var(--text-sub)}.sidebar-item-delete{flex-shrink:0;width:24px;height:24px;border:none;border-radius:50%;background:transparent;color:var(--text-sub);font-size:16px;line-height:1;cursor:pointer;opacity:0;transition:opacity .16s ease,background .16s ease,color .16s ease}.sidebar-item:hover .sidebar-item-delete{opacity:1}.sidebar-item-delete:hover{background:#fef2f2;color:#b91c1c}.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.chat-main .top-nav{flex-shrink:0;width:auto;margin:12px 20px 0}.chat-main .chat-page{flex:1;margin:8px 16px 16px;width:auto;max-width:none;min-height:0}@media(max-width:900px){.chat-layout{flex-direction:column}.sidebar{width:100%;min-width:unset;max-height:200px;border-right:none;border-bottom:1px solid var(--border)}.chat-main{flex:1;min-height:0}.chat-main .top-nav{margin:8px 12px 0}.chat-main .chat-page{margin:4px 8px 8px;min-height:0}}