/* ========== MODALS ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--bg-paper);
  border-radius: calc(var(--radius) * 2);
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow: hidden;
  animation: modalIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-dialog);
}

.modal.large { max-width: 600px; }

@keyframes modalIn { from { opacity: 0; transform: scale(0.95) translateY(16px); } }

.modal-header {
  padding: 24px;
  border-bottom: 1px dashed var(--divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title { font-size: 1.125rem; font-weight: 700; color: var(--text-primary); }

.modal-close {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--bg-neutral);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover { background: var(--bg-default); color: var(--text-primary); }

.modal-body { padding: 24px; overflow-y: auto; flex: 1; }

.auth-flow-modal-body {
  padding-top: 20px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px dashed var(--divider);
  display: flex;
  gap: 12px;
}

.similar-rooms-toolbar {
  padding: 16px 20px 12px;
  border-bottom: 1px dashed var(--divider);
  background: var(--bg-paper);
}

.similar-rooms-search {
  position: relative;
}

.similar-rooms-search i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-disabled);
  font-size: 0.875rem;
  pointer-events: none;
}

.similar-rooms-search .form-input {
  padding-left: 38px;
}

/* Form Elements */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(0,167,111,0.16); }
.form-input::placeholder { color: var(--text-disabled); }
select.form-input { background-color: var(--bg-paper); }
select.form-input option { background-color: var(--bg-paper); color: var(--text-primary); }
.form-input.input-error { border-color: var(--error); box-shadow: 0 0 0 2px rgba(244,67,54,0.14); }
.form-input.is-invalid { border-color: var(--error); box-shadow: 0 0 0 2px rgba(244,67,54,0.14); }

.invalid-feedback {
  display: none;
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--error);
}

.form-group .is-invalid ~ .invalid-feedback {
  display: block;
}

.form-group input[type="checkbox"].is-invalid + label {
  color: var(--error);
}

.form-hint { font-size: 0.75rem; color: var(--text-disabled); margin-top: 8px; }
.form-error { margin-top: 8px; font-size: 0.8125rem; color: var(--error); }
.auth-flow-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(0, 167, 111, 0.12);
  border-radius: calc(var(--radius) * 1.75);
  background:
    radial-gradient(circle at top right, rgba(0, 167, 111, 0.16), transparent 34%),
    linear-gradient(180deg, rgba(0, 167, 111, 0.06) 0%, rgba(0, 120, 103, 0.02) 100%);
}
.auth-flow-panel-strong {
  background:
    radial-gradient(circle at top right, rgba(0, 167, 111, 0.22), transparent 34%),
    linear-gradient(140deg, rgba(0, 75, 80, 0.08) 0%, rgba(0, 167, 111, 0.05) 100%);
}
.auth-flow-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.auth-flow-panel h4 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--text-primary);
}
.auth-flow-panel p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.65;
}
.auth-status-card {
  margin-bottom: 16px;
  padding: 16px 18px;
  border-radius: calc(var(--radius) * 1.5);
  border: 1px solid var(--divider);
  background: var(--bg-neutral);
}
.auth-status-card.info {
  border-color: rgba(0, 184, 217, 0.18);
  background: rgba(0, 184, 217, 0.08);
}
.auth-status-card.success {
  border-color: rgba(34, 197, 94, 0.18);
  background: rgba(34, 197, 94, 0.08);
}
.auth-status-card.error {
  border-color: rgba(255, 86, 48, 0.2);
  background: rgba(255, 86, 48, 0.08);
}
.auth-status-title {
  margin-bottom: 6px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}
.auth-status-text {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.auth-delivery-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
  padding: 14px 16px;
  border: 1px solid var(--divider);
  border-radius: calc(var(--radius) * 1.5);
  background: rgba(255,255,255,0.72);
}
.auth-delivery-label {
  margin-bottom: 4px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-disabled);
}
.auth-delivery-value {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-word;
}
.auth-code-input {
  text-align: center;
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  font-size: 1.15rem;
  font-weight: 700;
}
.auth-inline-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}
.auth-inline-btn {
  min-width: 132px;
  padding: 10px 16px;
  font-size: 0.8125rem;
  white-space: nowrap;
}
.auth-inline-meta {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.auth-support-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: calc(var(--radius) * 1.5);
  border: 1px solid rgba(255, 171, 0, 0.18);
  background: rgba(255, 171, 0, 0.08);
}
.auth-support-note.attention {
  border-color: rgba(255, 86, 48, 0.18);
  background: rgba(255, 86, 48, 0.08);
}
.auth-support-note-title {
  margin-bottom: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
}
.auth-support-note p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.auth-success-state {
  text-align: center;
  padding: 8px 2px 2px;
}
.auth-success-icon {
  width: 68px;
  height: 68px;
  border-radius: 999px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(0, 167, 111, 0.16) 0%, rgba(0, 120, 103, 0.22) 100%);
  color: var(--primary-dark);
  font-size: 1.5rem;
}
.auth-success-state h4 {
  margin: 0 0 10px;
  font-size: 1.125rem;
  color: var(--text-primary);
}
.auth-success-state p {
  margin: 0 0 18px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-secondary);
}
.auth-flow-hidden {
  display: none !important;
}
.auth-account-identifier {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.auth-account-identifier .form-label {
  margin: 0;
}
.auth-account-identifier .form-input {
  min-height: 1px;
  padding: 0;
  border: 0;
}
.report-message-preview {
  padding: 10px 12px;
  background: var(--bg-neutral);
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  max-height: 90px;
  overflow-y: auto;
  word-break: break-word;
}
.report-reason-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.report-reason-btn {
  border: 1px solid var(--divider);
  background: var(--surface);
  color: var(--text-primary);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.report-reason-btn:hover {
  border-color: var(--primary);
  background: rgba(0,167,111,0.06);
}
.report-reason-btn.active {
  border-color: var(--error);
  background: rgba(244,67,54,0.08);
  color: var(--error);
}

.message-share-preview {
  border: 1px solid var(--divider);
  border-radius: calc(var(--radius) * 1.5);
  background: var(--bg-neutral);
  padding: 14px;
}

.message-share-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
}

.message-share-sender {
  margin-top: 8px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 700;
}

.message-share-text {
  margin: 8px 0 0;
  color: var(--text-primary);
  font-size: 0.875rem;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-share-media {
  margin: 12px 0 0;
  border: 1px solid var(--divider);
  border-radius: 12px;
  overflow: hidden;
  max-height: 240px;
  background: var(--bg-paper);
  display: flex;
  align-items: center;
  justify-content: center;
}

.message-share-media img {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  display: block;
}

.message-share-link-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.message-share-link-row .form-input {
  flex: 1;
}

.message-share-link-row .btn {
  min-width: 90px;
  padding: 10px 14px;
}

.message-share-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.message-share-action {
  border: 1px solid var(--divider);
  background: var(--surface);
  color: var(--text-primary);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: var(--transition);
}

.message-share-action:hover {
  border-color: var(--primary);
  background: rgba(0,167,111,0.08);
}

@media (max-width: 520px) {
  .message-share-link-row {
    flex-direction: column;
  }

  .message-share-link-row .btn {
    width: 100%;
  }

  .message-share-actions {
    grid-template-columns: 1fr;
  }
}

/* Buttons */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  text-transform: capitalize;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover { box-shadow: var(--shadow-z16); transform: translateY(-2px); }

.btn-secondary { background: var(--bg-neutral); color: var(--text-primary); }
.btn-secondary:hover { background: var(--grey-300); }

.btn-danger { background: var(--error); color: white; }
.btn-danger:hover { background: #E8350A; }

.btn-block { width: 100%; }
.btn-icon { width: 40px; height: 40px; padding: 0; }

@media (max-width: 520px) {
  .auth-inline-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .auth-inline-btn {
    width: 100%;
  }

  .auth-code-input {
    letter-spacing: 0.28em;
    text-indent: 0.28em;
  }

  .auth-delivery-card {
    flex-direction: column;
    align-items: stretch;
  }
}