:root { color-scheme: dark; --bg: #0e0e10; --bg-deep: #08080a; --surface: #1f1f23; --surface-2: #26262b; --ink: #f5f5f4; --muted: #a1a1a6; --line: rgba(255,255,255,.1); --line-strong: rgba(255,255,255,.18); --brand: #ff0000; --on-brand: #0e0e10; --focus: #ff0000; --danger: #ff6666; }
    * { box-sizing: border-box; }
    body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 100%); }
    main { width: min(420px, 100%); }
    .panel { border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 24px; box-shadow: 0 18px 50px rgba(0,0,0,.28); }
    .login-brand { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 8px; }
    .login-brand .login-brand-logo { width: 180px; height: 54px; flex: 0 1 180px; object-fit: contain; object-position: center; }
    p { margin: 0; color: var(--muted); line-height: 1.5; text-align: center; }
    form { display: grid; gap: 14px; margin-top: 22px; }
    label { display: grid; gap: 7px; font-size: .88rem; color: var(--muted); }
    input { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 12px; color: var(--ink); background: var(--surface-2); font: inherit; }
    button { border: 0; border-radius: 8px; padding: 12px 14px; color: var(--on-brand); background: var(--brand); font-weight: 700; cursor: pointer; }
    input:focus-visible, button:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
    input:focus { border-color: var(--line-strong); }
    button:disabled { cursor: wait; opacity: .65; }
    .message { min-height: 22px; margin-top: 14px; color: var(--danger); font-size: .9rem; text-align: center; }