:root {
  --bg: #0b0d10;
  --surface: #12151a;
  --border: #262b33;
  --text: #e7e9ec;
  --muted: #8b93a1;
  --blue: #3b82f6;
  --red: #ef4444;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.card { width: 100%; max-width: 360px; }
.logo { width: 48px; height: 48px; border-radius: 12px; background: var(--blue);
  display: flex; align-items: center; justify-content: center; color: #fff; margin: 0 auto 8px; }
h1 { text-align: center; font-size: 24px; font-weight: 700; margin: 0 0 4px; letter-spacing: -0.01em; }
.sub { text-align: center; color: var(--muted); margin: 0 0 32px; }
label { display: block; }
.lbl { display: block; font-size: 11px; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
input[type=password] {
  width: 100%; padding: 10px 12px; border-radius: 8px; font-size: 14px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  outline: none; transition: border-color 0.15s;
}
input[type=password]:focus { border-color: var(--blue); }
input.err { border-color: var(--red); }
.err-msg { color: var(--red); font-size: 12px; margin: 6px 0 0; }
button {
  margin-top: 16px; width: 100%; padding: 10px 12px; border: 0; border-radius: 8px;
  background: var(--blue); color: #fff; font-size: 14px; font-weight: 600; cursor: pointer;
}
button:hover { opacity: 0.92; }
.foot { text-align: center; color: var(--muted); opacity: 0.5; font-size: 12px; margin: 32px 0 0; }