:root {
  --primary: #00aeef;
  --secondary: #ff2d78;
  --accent: #fdeff4;
  --background: #fff;
  --text: #111827;
  --muted: #6b7280;
  --danger: #ef4444;
  --white: #ffffff;

  --radius: 0.75rem;
  --shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s ease;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--accent);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-feature-settings: "cv11", "ss01";
}

.login-container {
  width: 100%;
  max-width: 420px;
  padding: var(--space-4);
}

.login-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--space-12) var(--space-8);
  position: relative;
  text-align: center;
  animation: fadeIn 0.6s ease-out;
}

.login-icon img {
  width: 100px;
  height: auto;
  margin-bottom: var(--space-6);
}

.login-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--text);
}

.login-form {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-group label {
  text-align: left;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: var(--space-2);
  display: block;
  color: var(--muted);
}

.password-input-container {
  position: relative;
}

.form-group input {
  width: 100%;
  padding: var(--space-4);
  padding-right: 3rem;
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  transition: var(--transition);
  font-family: inherit;
}

.form-group input:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(0, 174, 239, 0.2);
}

.form-group input::placeholder {
  color: var(--muted);
  font-weight: 400;
}

.toggle-password {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-password:hover {
  color: var(--text);
  background: var(--gray-100);
}

.login-button {
  width: 100%;
  padding: var(--space-4);
  background: var(--secondary);
  color: var(--white);
  border: none;
  border-radius: 9999px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  font-family: inherit;
}

.login-button:hover:not(:disabled) {
  background: #e01763;
}

.login-button:active {
  transform: scale(0.98);
}

.login-button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.button-spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--danger);
  padding: var(--space-4);
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  font-size: 0.9rem;
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.rate-limit-message {
  background: rgba(255, 165, 0, 0.05);
  padding: var(--space-6);
  border-radius: var(--radius);
  text-align: center;
  animation: fadeIn 0.3s ease-out;
}

.rate-limit-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
}

.rate-limit-content h3 {
  color: #d97706;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.rate-limit-content p {
  color: var(--muted);
  font-weight: 500;
}

#retryCountdown {
  font-weight: 700;
  color: #d97706;
  font-variant-numeric: tabular-nums;
}

.login-footer {
  margin-top: var(--space-8);
  text-align: center;
}

.security-info {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
}

.security-icon {
  font-size: 1.1rem;
}

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

/* Animation bouton lors de la soumission */
.login-button.loading {
  pointer-events: none;
  opacity: 0.9;
  transform: scale(0.96);
  background: var(--primary);
  transition: var(--transition);
  position: relative;
}

.login-button.loading .button-text {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.login-button.loading .button-spinner {
  display: block;
  position: absolute;
  animation: spin 1s linear infinite;
}

/* Espacement entre bouton et messages */
.error-message,
.rate-limit-message {
  margin-top: var(--space-6);
}


@media (max-width: 480px) {
  .login-container {
    padding: var(--space-2);
  }
  .login-card {
    padding: var(--space-8);
  }
  .login-header h1 {
    font-size: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}