:root {
  --bg: #14161a;
  --card: #1c1f26;
  --line: #2c313b;
  --text: #e8eaed;
  --muted: #9aa2ae;
  --accent: #c8452f;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

.login-page {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 -apple-system, "Segoe UI", Roboto, sans-serif;
}

.login-card {
  width: 100%;
  max-width: 340px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.login-card h1 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.login-card .sub {
  margin: -0.5rem 0 0.3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-card input {
  width: 100%;
  background: #0f1115;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.75rem;
  font: inherit;
}

.login-card input:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.login-card button {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #fff;
  border-radius: 6px;
  padding: 0.65rem 1.1rem;
  font: inherit;
  cursor: pointer;
}

.login-card button:disabled {
  opacity: 0.5;
  cursor: default;
}

.error {
  margin: 0;
  color: #ffb4a6;
  font-size: 0.9rem;
}