/* ===================================
   EngadinNow - Referral Share Modal
   v1.0.0 | December 2025

   Design System:
   - Font UI: Plus Jakarta Sans
   - Font Mono: Roboto Mono
   - Accent: #3DAF6C (CTA only)
   - Dark BG: #11201C
   - Light BG: #F8F7F5
   =================================== */

/* ===== BODY STATE ===== */
body.referral-modal-open {
  overflow: hidden;
}

/* ===== MODAL OVERLAY ===== */
.referral-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.referral-modal.referral-modal-visible {
  opacity: 1;
  visibility: visible;
}

.referral-modal.referral-modal-hiding {
  opacity: 0;
  visibility: hidden;
}

.referral-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(17, 32, 28, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

/* ===== MODAL CONTAINER ===== */
.referral-modal-container {
  position: relative;
  width: 100%;
  max-width: 360px;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  background: var(--bg-light-primary, #F8F7F5);
  border-radius: 16px;
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.2),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  transform: scale(0.95) translateY(10px);
  transition: transform 0.3s ease;
}

.referral-modal-visible .referral-modal-container {
  transform: scale(1) translateY(0);
}

.referral-modal-hiding .referral-modal-container {
  transform: scale(0.95) translateY(10px);
}

/* Dark mode */
.dark .referral-modal-container {
  background: var(--bg-dark-secondary, #102219);
}

/* ===== CLOSE BUTTON ===== */
.referral-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 50%;
  color: var(--text-light-secondary, rgba(51, 51, 51, 0.65));
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  z-index: 1;
}

.referral-modal-close:hover {
  background: rgba(51, 51, 51, 0.1);
  color: var(--text-light, #333333);
}

.referral-modal-close:active {
  transform: scale(0.95);
}

.dark .referral-modal-close {
  color: var(--text-dark-secondary, rgba(240, 240, 240, 0.6));
}

.dark .referral-modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-dark, #F0F0F0);
}

.referral-modal-close .material-symbols-outlined {
  font-size: 24px;
  font-variation-settings: 'wght' 300;
}

/* ===== MODAL CONTENT ===== */
.referral-modal-content {
  padding: 48px 24px 32px;
  text-align: center;
}

/* ===== TYPOGRAPHY ===== */
.referral-modal-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-light, #333333);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

.dark .referral-modal-title {
  color: var(--text-dark, #F0F0F0);
}

.referral-modal-subtitle {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-light-secondary, rgba(51, 51, 51, 0.65));
  margin: 0 0 24px;
  line-height: 1.5;
}

.dark .referral-modal-subtitle {
  color: var(--text-dark-secondary, rgba(240, 240, 240, 0.6));
}

/* ===== QR CODE ===== */
.referral-qr-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  padding: 16px;
  background: #FFFFFF;
  border-radius: 12px;
  width: fit-content;
}

.dark .referral-qr-container {
  background: #F8F7F5;
}

.referral-qr-container img {
  display: block;
}

.referral-qr-fallback {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.875rem;
  color: var(--text-light-muted, rgba(51, 51, 51, 0.4));
  margin: 0;
  padding: 60px 20px;
}

/* ===== LINK INPUT ===== */
.referral-link-container {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin-bottom: 20px;
}

.referral-link-input {
  flex: 1;
  min-width: 0;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-light, #333333);
  background: #FFFFFF;
  border: 1px solid var(--border-subtle-light, rgba(51, 51, 51, 0.1));
  border-radius: 8px;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.referral-link-input:focus {
  border-color: var(--accent-primary, #3DAF6C);
  box-shadow: 0 0 0 3px rgba(61, 175, 108, 0.15);
}

.dark .referral-link-input {
  color: var(--text-dark, #F0F0F0);
  background: var(--bg-dark-primary, #11201C);
  border-color: var(--border-subtle-dark, rgba(255, 255, 255, 0.1));
}

.dark .referral-link-input:focus {
  border-color: var(--accent-primary, #3DAF6C);
  box-shadow: 0 0 0 3px rgba(61, 175, 108, 0.2);
}

/* Copy button (small) */
.referral-copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: transparent;
  border: 1px solid var(--border-subtle-light, rgba(51, 51, 51, 0.1));
  border-radius: 8px;
  color: var(--text-light-secondary, rgba(51, 51, 51, 0.65));
  cursor: pointer;
  transition: all 0.2s ease;
}

.referral-copy-btn:hover {
  background: rgba(51, 51, 51, 0.05);
  border-color: var(--border-medium-light, rgba(51, 51, 51, 0.3));
  color: var(--text-light, #333333);
}

.referral-copy-btn:active {
  transform: scale(0.95);
}

.referral-copy-btn.referral-copied {
  background: rgba(61, 175, 108, 0.1);
  border-color: var(--accent-primary, #3DAF6C);
  color: var(--accent-primary, #3DAF6C);
}

.dark .referral-copy-btn {
  border-color: var(--border-subtle-dark, rgba(255, 255, 255, 0.1));
  color: var(--text-dark-secondary, rgba(240, 240, 240, 0.6));
}

.dark .referral-copy-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-medium-dark, rgba(255, 255, 255, 0.3));
  color: var(--text-dark, #F0F0F0);
}

.referral-copy-btn .material-symbols-outlined {
  font-size: 20px;
  font-variation-settings: 'wght' 300;
}

/* ===== ACTION BUTTONS ===== */
.referral-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.referral-share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 48px;
  padding: 14px 24px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.referral-share-btn:active {
  transform: scale(0.98);
}

/* Primary button - Accent Green */
.referral-share-btn-primary {
  background: var(--accent-primary, #3DAF6C);
  color: var(--bg-dark-primary, #11201C);
}

.referral-share-btn-primary:hover {
  background: #35a062;
  box-shadow: 0 4px 12px rgba(61, 175, 108, 0.3);
}

.referral-share-btn-primary.referral-copied {
  background: #35a062;
}

.referral-share-btn .material-symbols-outlined {
  font-size: 20px;
  font-variation-settings: 'wght' 400;
}

/* Secondary button (future use) */
.referral-share-btn-secondary {
  background: transparent;
  color: var(--text-light, #333333);
  border: 1px solid var(--border-subtle-light, rgba(51, 51, 51, 0.1));
}

.referral-share-btn-secondary:hover {
  background: rgba(51, 51, 51, 0.05);
  border-color: var(--border-medium-light, rgba(51, 51, 51, 0.3));
}

.dark .referral-share-btn-secondary {
  color: var(--text-dark, #F0F0F0);
  border-color: var(--border-subtle-dark, rgba(255, 255, 255, 0.1));
}

.dark .referral-share-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-medium-dark, rgba(255, 255, 255, 0.3));
}

/* ===== FOOTER ===== */
.referral-modal-footer {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-light-muted, rgba(51, 51, 51, 0.4));
  margin: 0;
  letter-spacing: 0.02em;
}

.dark .referral-modal-footer {
  color: var(--text-dark-muted, rgba(240, 240, 240, 0.4));
}

/* ===== RESPONSIVE ===== */
@media (max-width: 374px) {
  .referral-modal-content {
    padding: 40px 16px 24px;
  }

  .referral-modal-title {
    font-size: 1.125rem;
  }

  .referral-link-input {
    font-size: 0.6875rem;
    padding: 10px 12px;
  }
}

@media (min-width: 640px) {
  .referral-modal {
    padding: 24px;
  }

  .referral-modal-container {
    max-width: 400px;
  }

  .referral-modal-content {
    padding: 56px 32px 40px;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes referral-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes referral-scale-in {
  from {
    transform: scale(0.95) translateY(10px);
  }
  to {
    transform: scale(1) translateY(0);
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .referral-modal,
  .referral-modal-container,
  .referral-share-btn,
  .referral-copy-btn,
  .referral-link-input {
    transition: none;
  }
}