:root{color-scheme:dark;--bg:#090909;--panel:#141414;--line:#303030;--text:#f4f1ea;--muted:#a6a09a;--accent:#7db1ff;--ok:#6bd6a2;--bad:#ff8b7d}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#172033 0,#090909 38%);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text)}
main{width:min(1040px,calc(100vw - 32px));margin:40px auto}.shell{border:1px solid var(--line);background:rgba(20,20,20,.86);border-radius:14px;overflow:hidden;box-shadow:0 20px 80px rgba(0,0,0,.45)}
header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;border-bottom:1px solid var(--line)}h1{font-size:24px;margin:0}.status{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.14em}
.grid{display:grid;grid-template-columns:minmax(280px,360px) 1fr;min-height:560px}.login{padding:24px;border-right:1px solid var(--line)}.inbox{padding:24px}
label{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.16em;margin:0 0 8px}input{width:100%;border:1px solid var(--line);background:#0d0d0d;color:var(--text);border-radius:10px;padding:13px 14px;font-size:15px;margin:0 0 18px}
button{border:0;border-radius:999px;background:var(--accent);color:#08111f;font-weight:700;padding:12px 18px;font-size:15px;cursor:pointer}button.secondary{background:#242424;color:var(--text)}button:disabled{opacity:.55;cursor:wait}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.hint{color:var(--muted);font-size:13px;line-height:1.5;margin:18px 0 0}.error{color:var(--bad);font-size:13px;min-height:20px}.ok{color:var(--ok)}
.message{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.08)}.message h2{font-size:16px;margin:0 0 8px}.meta{font-size:12px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap}.preview{color:#d7d2cc;font-size:14px;line-height:1.55;margin:10px 0 0}.empty{border:1px dashed var(--line);border-radius:14px;padding:28px;color:var(--muted);text-align:center}
@media(max-width:760px){main{margin:16px auto}.grid{grid-template-columns:1fr}.login{border-right:0;border-bottom:1px solid var(--line)}header{align-items:flex-start;flex-direction:column}}