:root{--bg:#070b14;--card:#101827;--card2:#0d1320;--line:#253047;--text:#f5f7fb;--muted:#9aa7bd;--accent:#6ea8fe;--good:#37d67a;--bad:#ff6b6b;--shadow:0 20px 60px rgba(0,0,0,.35)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#172342,#070b14 42%,#05070d);color:var(--text);font-family:Inter,Segoe UI,system-ui,Arial,sans-serif}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);background:rgba(16,24,39,.88);border:1px solid var(--line);border-radius:26px;padding:32px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.brand-dot{width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,#6ea8fe,#37d67a);box-shadow:0 0 40px rgba(110,168,254,.55);margin-bottom:18px}.login-card h1,.topbar h1{margin:0}.login-card p,.topbar span{color:var(--muted)}label{display:block;margin:18px 0 0;color:var(--muted)}input,textarea{width:100%;margin-top:8px;border:1px solid var(--line);background:#070b14;color:var(--text);border-radius:16px;padding:14px;font:inherit}button,a{border:1px solid var(--line);background:#142037;color:var(--text);padding:11px 16px;border-radius:14px;text-decoration:none;font:inherit;cursor:pointer}button:hover,a:hover{border-color:var(--accent)}.login-card button,#sendBtn{width:100%;margin-top:20px;background:linear-gradient(135deg,#1f6feb,#3fb950);border:0;font-weight:700}.alert{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.5);padding:12px;border-radius:14px;margin:16px 0}.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 28px;border-bottom:1px solid var(--line);background:rgba(7,11,20,.8);position:sticky;top:0;z-index:5;backdrop-filter:blur(14px)}.topbar nav{display:flex;gap:10px;flex-wrap:wrap}.workspace{padding:24px;max-width:1600px;margin:auto}.composer{background:rgba(16,24,39,.88);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}textarea{min-height:130px;resize:vertical;line-height:1.5}.composer-footer{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-top:14px}.status-line{display:flex;gap:10px;flex-wrap:wrap}.pill{font-size:13px;padding:7px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}.pill.ok{color:var(--good);border-color:rgba(55,214,122,.45);background:rgba(55,214,122,.08)}.pill.bad{color:var(--bad);border-color:rgba(255,107,107,.45);background:rgba(255,107,107,.08)}#sendBtn{width:auto;margin:0}.panels{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:22px}.panel{background:rgba(16,24,39,.88);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);min-height:460px}.panel-head{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line);background:rgba(13,19,32,.92)}.panel-head h2{margin:0;font-size:18px}.panel-head span{color:var(--muted);font-size:13px}pre{white-space:pre-wrap;word-wrap:break-word;margin:0;padding:20px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:#e7edf7}.history-drawer{position:fixed;right:-430px;top:0;width:min(430px,92vw);height:100vh;background:#0b111d;border-left:1px solid var(--line);box-shadow:var(--shadow);z-index:10;transition:right .2s ease;display:flex;flex-direction:column}.history-drawer.open{right:0}.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:18px;border-bottom:1px solid var(--line)}.drawer-head h2{margin:0}.history-list{overflow:auto;padding:14px}.history-item{border:1px solid var(--line);border-radius:18px;padding:14px;margin-bottom:12px;background:#101827}.history-item small{color:var(--muted)}.history-item p{margin:.6rem 0 0;color:#dce6f7}@media(max-width:900px){.topbar,.composer-footer{display:block}.topbar nav{margin-top:14px}.panels{grid-template-columns:1fr}#sendBtn{width:100%;margin-top:14px}}