@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Sora:wght@500;600;700&display=swap');

:root {
  --brand: #15448c;
  --brand-light: #5a9fd4;
  --brand-strong: #0d2d5e;
  --brand-soft: #e8eef7;
  --accent: #7ec8e3;
  --accent-soft: #d4f1f9;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #f9fafb;
  --white: #ffffff;
  --error: #dc2626;
  --error-bg: #fee2e2;
}

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

body {
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, var(--brand-soft) 0%, var(--accent-soft) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-container {
  width: 100%;
  max-width: 440px;
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-box {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(21, 68, 140, 0.15);
  padding: 48px 40px;
}

.login-header {
  text-align: center;
  margin-bottom: 40px;
}

.login-header h1 {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.login-header p {
  font-size: 1rem;
  color: var(--muted);
  font-weight: 500;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.form-group input {
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: 'Manrope', sans-serif;
  transition: all 0.2s ease;
  background: var(--white);
}

.form-group input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(21, 68, 140, 0.1);
}

.form-group input::placeholder {
  color: #9ca3af;
}

.form-error {
  padding: 12px 16px;
  background: var(--error-bg);
  color: var(--error);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  border-left: 4px solid var(--error);
}

.login-btn {
  padding: 16px 24px;
  background: var(--brand);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  font-family: 'Manrope', sans-serif;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 8px;
}

.login-btn:hover:not(:disabled) {
  background: var(--brand-strong);
  box-shadow: 0 4px 12px rgba(21, 68, 140, 0.3);
  transform: translateY(-1px);
}

.login-btn:active:not(:disabled) {
  transform: translateY(0);
}

.login-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.login-footer {
  margin-top: 32px;
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.login-footer p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 480px) {
  .login-box {
    padding: 32px 24px;
  }

  .login-header h1 {
    font-size: 2rem;
  }

  .form-group input,
  .login-btn {
    font-size: 0.95rem;
  }
}