:root{--background: #ffffff;--foreground: #171717;--card: #ffffff;--muted: #f5f5f5;--muted-foreground: #737373;--border: #e8e8e8;--input: #e8e8e8;--primary: #cd3640;--primary-hover: #b52d36;--primary-foreground: #fff7f7;--sidebar: #fafafa;--sidebar-foreground: #171717;--sidebar-accent: #f0f0f0;--destructive: #c43c2e;--radius: .625rem;--ring: #cd3640}*{box-sizing:border-box}html,body,#app{margin:0;height:100%;color:var(--foreground);background:var(--background);font-family:Inter,PingFang SC,Noto Sans SC,system-ui,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select{font:inherit;color:var(--foreground);background:var(--background);border:1px solid var(--input);border-radius:var(--radius);padding:8px 12px;outline:none}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 18%,transparent)}button{font:inherit;cursor:pointer;border:1px solid var(--primary);border-radius:var(--radius);padding:8px 14px;background:var(--primary);color:var(--primary-foreground)}button:hover{background:var(--primary-hover);border-color:var(--primary-hover)}button.ghost{background:var(--background);color:var(--foreground);border-color:var(--border)}button.ghost:hover{background:var(--muted)}button.danger{background:var(--destructive);border-color:var(--destructive);color:#fff}.layout{display:grid;grid-template-columns:240px 1fr;min-height:100%}.side{background:var(--sidebar);color:var(--sidebar-foreground);border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 16px}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px;letter-spacing:-.04em}.brand-text{line-height:1.15}.brand-text strong{display:block;font-size:15px;letter-spacing:-.03em}.brand-text span{font-size:11px;color:var(--muted-foreground)}.nav-label{margin:14px 8px 6px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted-foreground)}.side a.nav{display:block;color:var(--sidebar-foreground);padding:8px 10px;border-radius:calc(var(--radius) * .8);margin-bottom:2px;text-decoration:none}.side a.nav:hover{background:var(--sidebar-accent)}.side a.nav.router-link-active{background:color-mix(in srgb,var(--primary) 10%,var(--sidebar-accent));color:var(--primary);font-weight:600}.side-foot{margin-top:auto;padding:12px 8px 4px;border-top:1px solid var(--border)}.side-foot .muted{margin:0 0 8px}.main{padding:28px 32px;background:var(--background);min-width:0}.page-head{margin-bottom:20px}.page-head h2,.page-head h1{margin:0;font-size:22px;font-weight:600;letter-spacing:-.03em}.page-head p{margin:6px 0 0}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.card h3{margin:0 0 12px;font-size:14px;font-weight:600}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:top}th{font-size:12px;font-weight:600;color:var(--muted-foreground)}tbody tr:hover{background:var(--muted)}.muted{color:var(--muted-foreground);font-size:13px}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.err{color:var(--destructive);font-size:13px}.field{margin:0 0 14px}.field label{display:block;margin-bottom:6px;font-size:13px;font-weight:500}.field input,.field textarea,.field select{width:100%}.bubble{max-width:720px;padding:10px 12px;border-radius:var(--radius);margin:8px 0;border:1px solid var(--border)}.bubble.user{background:#fff1f2;margin-left:auto;border-color:#f4c6c9}.bubble.assistant{background:var(--muted)}textarea{width:100%;min-height:120px;resize:vertical}.login-shell{min-height:100%;display:grid;grid-template-columns:1fr minmax(360px,480px)}.login-hero{background:#171717;color:#fff;padding:40px 48px;display:flex;flex-direction:column;justify-content:flex-end}.login-hero .brand-mark{width:36px;height:36px;font-size:16px}.login-hero h1{margin:28px 0 8px;font-size:36px;font-weight:600;letter-spacing:-.04em}.login-hero p{margin:0;color:#a3a3a3;max-width:360px}.login-panel{display:flex;flex-direction:column;justify-content:center;padding:40px 48px;border-left:1px solid var(--border);background:var(--background)}.login-panel h2{margin:0;font-size:24px;font-weight:600;letter-spacing:-.03em}.login-panel .muted{margin:8px 0 24px}.login-panel button{width:100%}@media(max-width:860px){.login-shell{grid-template-columns:1fr}.login-hero{display:none}.layout{grid-template-columns:1fr}.side{border-right:0;border-bottom:1px solid var(--border)}}