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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #f0f2f5;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.10);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
}

.login-card h1 {
  font-size: 22px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
  text-align: center;
}

.login-card .subtitle {
  font-size: 14px;
  color: #6b7280;
  text-align: center;
  margin-bottom: 32px;
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.field input[type="email"],
.field input[type="password"] {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
  color: #111827;
  outline: none;
  transition: border-color 0.2s;
}

.field input:focus {
  border-color: #4f46e5;
}

.actions input[type="submit"] {
  width: 100%;
  padding: 12px;
  background: #4f46e5;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 8px;
}

.actions input[type="submit"]:hover {
  background: #4338ca;
}

.alert, .notice {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 20px;
  text-align: center;
}

.alert { background: #fee2e2; color: #dc2626; }
.notice { background: #dcfce7; color: #16a34a; }