:root {
  --bg: #0a0a0a;
  --card: #141414;
  --border: rgba(255, 255, 255, 0.1);
  --text: #f5f5f5;
  --muted: #9ca3af;
  --accent: #e31e24;
  --accent-hover: #b8181d;
  --danger: #f87171;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: radial-gradient(ellipse 120% 80% at 50% -20%, rgba(227, 30, 36, 0.12), transparent),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem 1.75rem;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

.login-brand {
  text-align: center;
  margin-bottom: 1.75rem;
}

.login-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.login-brand h1 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.login-brand p {
  font-size: 0.85rem;
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 1rem;
}

.login-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.login-form input {
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0a0a0a;
  color: var(--text);
  font-size: 0.95rem;
}

.login-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(227, 30, 36, 0.2);
}

.login-error {
  font-size: 0.82rem;
  color: var(--danger);
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.25);
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
}

.login-btn {
  margin-top: 0.25rem;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.login-btn:hover:not(:disabled) {
  background: var(--accent-hover);
}

.login-btn:disabled {
  opacity: 0.7;
  cursor: wait;
}

.login-hint {
  margin-top: 1.25rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
}