* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: #eef2ff; font-family: Arial, sans-serif; color: #111827; }
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { width: 100%; max-width: 420px; background: #ffffff; border-radius: 16px; padding: 28px; box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08); }
.login-title { font-size: 28px; font-weight: 700; margin-bottom: 8px; }
.login-subtitle { font-size: 14px; color: #6b7280; margin-bottom: 24px; }
.login-alert { background: #fee2e2; color: #991b1b; border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; font-size: 14px; }
.login-form { display: flex; flex-direction: column; gap: 16px; }
.login-group { display: flex; flex-direction: column; gap: 8px; }
.login-label { font-size: 14px; font-weight: 600; }
.login-input { width: 100%; border: 1px solid #d1d5db; border-radius: 10px; padding: 12px 14px; outline: none; }
.login-input:focus { border-color: #2563eb; }
.login-button { border: none; background: #2563eb; color: #ffffff; border-radius: 10px; padding: 12px 16px; font-size: 15px; font-weight: 700; cursor: pointer; }
.login-button:hover { background: #1d4ed8; }