/* Mobile-First Responsive Design */

/* Base styles are mobile (320px+) */

/* Small tablets and large phones (576px+) */
@media (min-width: 576px) {
  .email-panel {
    padding: 48px;
  }
  
  .email-panel__title {
    font-size: 2.25rem;
  }
  
  .email-panel__form {
    flex-direction: row;
    align-items: flex-start;
    gap: 16px;
  }
  
  .input-group {
    flex: 1;
  }
  
  .email-panel__button {
    height: 48px;
    min-width: 120px;
    flex-shrink: 0;
  }
}

/* Tablets (768px+) */
@media (min-width: 768px) {
  body {
    padding: 40px;
  }
  
  .email-panel {
    padding: 60px;
  }
  
  .email-panel__title {
    font-size: 2.5rem;
  }
  
  .email-panel__header {
    margin-bottom: 50px;
    padding-bottom: 25px;
  }
  
  .email-panel__form {
    margin-bottom: 40px;
  }
}

/* Desktop (992px+) */
@media (min-width: 992px) {
  .email-panel {
    max-width: 700px;
    padding: 80px;
  }
  
  .email-panel__title {
    font-size: 3rem;
  }
}

/* Large screens (1200px+) */
@media (min-width: 1200px) {
  .email-panel {
    max-width: 800px;
  }
}

/* Mobile-specific adjustments */
@media (max-width: 575px) {
  body {
    padding: 16px;
    align-items: flex-start;
    padding-top: 40px;
  }
  
  .email-panel {
    padding: 24px;
    border-radius: 6px;
    margin-bottom: 20px;
  }
  
  .email-panel__title {
    font-size: 1.75rem;
    line-height: 1.2;
  }
  
  .email-panel__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
    padding-bottom: 16px;
  }
  
  .language-toggle {
    align-self: flex-end;
    padding: 6px 12px;
    font-size: 13px;
  }
  
  .email-panel__form {
    gap: 16px;
    margin-bottom: 24px;
  }
  
  .email-panel__input {
    font-size: 16px; /* Prevents zoom on iOS */
    height: 44px;
  }
  
  .email-panel__button {
    height: 44px;
    width: 100%;
    min-width: auto;
  }
  
  .email-panel__footer {
    padding-top: 16px;
    justify-content: center;
  }
  
  .theme-toggle {
    padding: 6px 12px;
    font-size: 13px;
  }
  
  .status-message {
    font-size: 14px;
    padding: 10px 12px;
  }
}

/* Extra small devices (320px and down) */
@media (max-width: 320px) {
  .email-panel {
    padding: 20px;
  }
  
  .email-panel__title {
    font-size: 1.5rem;
  }
  
  .language-toggle, .theme-toggle {
    padding: 4px 8px;
    font-size: 12px;
  }
  
  .language-toggle__icon, .theme-toggle__icon {
    font-size: 14px;
  }
}

/* Landscape mobile devices */
@media (max-height: 500px) and (orientation: landscape) {
  body {
    padding: 10px;
    align-items: center;
  }
  
  .email-panel {
    padding: 20px;
    margin: 0;
  }
  
  .email-panel__header {
    margin-bottom: 20px;
    padding-bottom: 12px;
  }
  
  .email-panel__title {
    font-size: 1.5rem;
  }
  
  .email-panel__form {
    margin-bottom: 16px;
  }
  
  .status-container {
    min-height: 40px;
  }
}

/* Touch device adjustments */
@media (hover: none) and (pointer: coarse) {
  .email-panel__button, .language-toggle, .theme-toggle {
    min-height: 44px; /* iOS/Android minimum touch target */
  }
  
  .email-panel__input {
    min-height: 44px;
  }
  
  /* Remove hover effects on touch devices */
  .email-panel__button--primary:hover,
  .language-toggle:hover,
  .theme-toggle:hover {
    transform: none;
  }
  
  /* Add active states instead */
  .email-panel__button--primary:active {
    transform: scale(0.98);
  }
  
  .language-toggle:active,
  .theme-toggle:active {
    transform: scale(0.95);
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .email-panel {
    box-shadow: 0 2px 10px var(--shadow);
  }
}

/* Print styles */
@media print {
  body {
    background: white;
    color: black;
  }
  
  .email-panel {
    box-shadow: none;
    border: 2px solid black;
    background: white;
  }
  
  .theme-toggle, .language-toggle {
    display: none;
  }
  
  .loading-spinner {
    display: none !important;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .email-panel__button--primary:hover:not(:disabled) {
    transform: none;
  }
  
  .language-toggle:active,
  .theme-toggle:active,
  .email-panel__button--primary:active {
    transform: none;
  }
}