:root{--a-bg: #0f1412;--a-panel: #171e1b;--a-line: #2a3530;--a-text: #e7eee9;--a-muted: #8fa399;--a-accent: #3dd6a5;--a-danger: #e86d6d;--a-font: "IBM Plex Sans", "Noto Sans SC", sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--a-font);background:var(--a-bg);color:var(--a-text);min-height:100vh}a{color:var(--a-accent);text-decoration:none}a:hover{text-decoration:underline}.admin-shell{display:flex;min-height:100vh}.admin-side{width:220px;background:var(--a-panel);border-right:1px solid var(--a-line);padding:1.5rem 1rem;flex-shrink:0}.admin-side .logo{font-weight:700;font-size:1.1rem;margin-bottom:2rem;padding:0 .5rem}.admin-side nav a{display:block;padding:.65rem .75rem;color:var(--a-muted);border-radius:4px;margin-bottom:.25rem;text-decoration:none}.admin-side nav a:hover,.admin-side nav a.active{background:#3dd6a51f;color:var(--a-accent)}.admin-main{flex:1;padding:1.5rem 2rem}.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.admin-top h1{margin:0;font-size:1.4rem}.card{background:var(--a-panel);border:1px solid var(--a-line);padding:1.25rem;margin-bottom:1rem}.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem}.stat{background:var(--a-panel);border:1px solid var(--a-line);padding:1rem}.stat .n{font-size:1.8rem;font-weight:700;color:var(--a-accent)}.stat .l{color:var(--a-muted);font-size:.85rem;margin-top:.25rem}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.75rem .5rem;border-bottom:1px solid var(--a-line);font-size:.92rem}th{color:var(--a-muted);font-weight:500}.form-row{margin-bottom:1rem}.form-row label{display:block;margin-bottom:.35rem;color:var(--a-muted);font-size:.85rem}.form-row input,.form-row textarea,.form-row select{width:100%;background:var(--a-bg);border:1px solid var(--a-line);color:var(--a-text);padding:.65rem .75rem;border-radius:4px}.form-row textarea{min-height:280px;font-family:ui-monospace,monospace}.btn{display:inline-block;background:var(--a-accent);color:#0b1210;border:0;padding:.65rem 1.1rem;font-weight:600;cursor:pointer;border-radius:4px}.btn-ghost{background:transparent;color:var(--a-text);border:1px solid var(--a-line)}.btn-danger{background:var(--a-danger);color:#fff}.alert{padding:.75rem 1rem;margin-bottom:1rem;border:1px solid var(--a-accent);background:#3dd6a51a;color:var(--a-accent)}.alert-error{border-color:var(--a-danger);background:#e86d6d1a;color:var(--a-danger)}.toolbar{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem;align-items:center}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 30% 20%,rgba(61,214,165,.15),transparent 50%),var(--a-bg)}.login-box{width:min(380px,calc(100% - 2rem));background:var(--a-panel);border:1px solid var(--a-line);padding:2rem}.login-box h1{margin:0 0 .25rem;font-size:1.4rem}.login-box p{color:var(--a-muted);margin:0 0 1.5rem;font-size:.9rem}@media(max-width:800px){.admin-shell{flex-direction:column}.admin-side{width:100%;border-right:0;border-bottom:1px solid var(--a-line)}.admin-side nav{display:flex;flex-wrap:wrap;gap:.25rem}}.upload-hint{margin:.4rem 0 0;color:var(--a-muted);font-size:.85rem}.upload-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;display:grid;place-items:center}.upload-modal[hidden]{display:none!important}.upload-modal__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#050a08b8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.upload-modal__panel{position:relative;width:min(420px,calc(100% - 2rem));background:var(--a-panel);border:1px solid var(--a-line);padding:1.5rem 1.4rem 1.25rem;box-shadow:0 20px 50px #00000059}.upload-modal__panel h3{margin:0 0 .35rem;font-size:1.15rem}.upload-modal__name{margin:0 0 1.1rem;color:var(--a-muted);font-size:.88rem;word-break:break-all}.upload-progress{height:10px;background:var(--a-bg);border:1px solid var(--a-line);overflow:hidden}.upload-progress__bar{height:100%;width:0;background:linear-gradient(90deg,#2bb889,var(--a-accent));transition:width .15s linear}.upload-modal__meta{display:flex;justify-content:space-between;margin-top:.55rem;font-size:.85rem;color:var(--a-muted);font-variant-numeric:tabular-nums}.upload-modal__status{margin:.9rem 0 .75rem;font-size:.92rem;color:var(--a-text)}.upload-modal__status.is-done{color:var(--a-accent)}.upload-modal__status.is-error{color:var(--a-danger)}#upload-cancel{width:100%}.admin-chat-card{padding:0;overflow:hidden}.admin-chat-tip{margin:0;padding:.9rem 1.25rem;border-bottom:1px solid var(--a-line);color:var(--a-muted);font-size:.88rem}.admin-chat-shell{display:flex;flex-direction:column;min-height:62vh}.admin-chat-log{flex:1;overflow-y:auto;padding:1.25rem;display:flex;flex-direction:column;gap:.85rem;max-height:58vh}.admin-bubble{max-width:85%;padding:.85rem 1rem;line-height:1.65;white-space:pre-wrap;word-break:break-word;font-size:.95rem}.admin-bubble.user{align-self:flex-end;background:#3dd6a524;border:1px solid rgba(61,214,165,.35)}.admin-bubble.assistant{align-self:flex-start;background:var(--a-bg);border:1px solid var(--a-line)}.admin-bubble.is-loading{color:var(--a-muted)}.admin-chat-sources{align-self:flex-start;font-size:.78rem;color:var(--a-muted);margin-top:-.35rem;margin-bottom:.35rem;padding-left:.25rem}.admin-chat-form{display:flex;gap:.75rem;padding:1rem 1.25rem;border-top:1px solid var(--a-line)}.admin-chat-form input{flex:1;background:var(--a-bg);border:1px solid var(--a-line);color:var(--a-text);padding:.75rem .9rem;border-radius:4px;outline:none}.admin-chat-form input:focus{border-color:var(--a-accent)}