:root { --bg: #09090b; --card: #09090b; --border: #27272a; --fg: #fafafa; --muted: #a1a1aa; --bad: #f87171; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--fg); font: 14px/1.5 "Geist", ui-sans-serif, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login__card { width: 100%; max-width: 380px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 28px 24px; box-shadow: 0 1px 2px rgba(0,0,0,.4); }
.login__logo { width: 40px; height: 40px; object-fit: contain; margin-bottom: 16px; }
.login__card h1 { font-size: 22px; font-weight: 600; letter-spacing: -.02em; margin-bottom: 6px; }
.login__sub { color: var(--muted); margin-bottom: 22px; }
.login__btn { display: flex; align-items: center; justify-content: center; gap: 8px; height: 40px; background: var(--fg); color: #18181b; text-decoration: none; font-weight: 500; border-radius: 6px; }
.login__btn:hover { background: #e4e4e7; }
.login__btn svg { width: 18px; height: 18px; fill: currentColor; }
.login__err { color: var(--bad); font-size: 13px; margin-top: 14px; min-height: 18px; }
.login__foot { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); color: #71717a; font-size: 12px; }