:root { color-scheme:dark; font-family:Inter,ui-sans-serif,system-ui,sans-serif; --ink:#edf4ff; --muted:#9bacbf; --panel:#101a2c; --line:#2b405f; --accent:#f4aa3c; }
* { box-sizing:border-box; } body { display:grid; min-height:100vh; margin:0; place-items:center; color:var(--ink); background:radial-gradient(circle at 70% -10%,#28436a 0,transparent 32rem),#09111f; }
.login-card { width:min(100% - 36px,420px); padding:38px; border:1px solid var(--line); border-radius:20px; background:rgba(16,26,44,.95); box-shadow:0 24px 70px rgba(0,0,0,.25); }
.mark { display:grid; width:38px; height:38px; place-items:center; border:1px solid #53779f; border-radius:11px; color:var(--accent); font-size:1.2rem; }.eyebrow { margin:24px 0 6px; color:var(--accent); font-size:.75rem; font-weight:800; letter-spacing:.13em; text-transform:uppercase; }
h1 { margin:0; font-size:2rem; letter-spacing:-.05em; }.intro { margin:12px 0 28px; color:var(--muted); line-height:1.5; } button { width:100%; padding:13px 16px; border:0; border-radius:10px; background:#f5f7fa; color:#172033; font:inherit; font-weight:750; cursor:pointer; } button:disabled { cursor:not-allowed; opacity:.7; } #message { min-height:1.4em; margin:18px 0 0; color:#ffb2b2; font-size:.88rem; line-height:1.4; }