/**
 * ═══════════════════════════════════════════════════════════════════════════════
 * KAIRO DATA IMPORT PAGE STYLES
 * Clean two-column layout for AO Scan and OURA imports
 * ═══════════════════════════════════════════════════════════════════════════════
 */

/* ═══════════════════════════════════════════════════════════════════════════════
   PAGE HEADER
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-page-header {
  text-align: center;
  margin-bottom: 40px;
  padding: 20px 0;
}

.upload-page-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 32px;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
}

.upload-page-icon {
  font-size: 36px;
}

.upload-page-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   GRID LAYOUT
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (max-width: 900px) {
  .upload-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════════
   UPLOAD CARDS
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.upload-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.5);
}

.upload-card.ao-scan:hover {
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: 0 20px 40px -20px rgba(6, 182, 212, 0.2);
}

.upload-card.oura:hover {
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 20px 40px -20px rgba(168, 85, 247, 0.2);
}

/* Card Header */
.upload-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.upload-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
}

.upload-card-icon.ao {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.upload-card-icon.oura {
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(168, 85, 247, 0.1));
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.upload-card-title-group {
  flex: 1;
}

.upload-card-title {
  font-size: 20px;
  font-weight: 600;
  color: white;
  margin: 0 0 4px 0;
}

.upload-card-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

/* Card Body */
.upload-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Card Footer */
.upload-card-footer {
  padding: 16px 28px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.upload-help-text {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.upload-help-icon {
  font-size: 14px;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   DROP ZONES
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-dropzone {
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s ease;
  background: rgba(0, 0, 0, 0.2);
  position: relative;
}

.upload-dropzone:hover:not(.disabled) {
  border-color: rgba(6, 182, 212, 0.5);
  background: rgba(6, 182, 212, 0.05);
}

.upload-card.oura .upload-dropzone:hover:not(.disabled) {
  border-color: rgba(168, 85, 247, 0.5);
  background: rgba(168, 85, 247, 0.05);
}

.upload-dropzone.disabled {
  opacity: 0.5;
  pointer-events: none;
}

.upload-dropzone.dragover {
  border-color: rgba(6, 182, 212, 0.8);
  background: rgba(6, 182, 212, 0.1);
  transform: scale(1.02);
}

.upload-card.oura .upload-dropzone.dragover {
  border-color: rgba(168, 85, 247, 0.8);
  background: rgba(168, 85, 247, 0.1);
}

.upload-dropzone-label {
  cursor: pointer;
  display: block;
}

.upload-dropzone.disabled .upload-dropzone-label {
  cursor: not-allowed;
}

.upload-dropzone-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  transition: all 0.3s ease;
}

.upload-dropzone:hover:not(.disabled) .upload-dropzone-icon {
  background: rgba(6, 182, 212, 0.15);
  transform: scale(1.1);
}

.upload-card.oura .upload-dropzone:hover:not(.disabled) .upload-dropzone-icon {
  background: rgba(168, 85, 247, 0.15);
}

.upload-dropzone-title {
  font-size: 16px;
  font-weight: 600;
  color: white;
  margin: 0 0 6px 0;
}

.upload-dropzone-hint {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  margin: 0 0 16px 0;
}

.upload-dropzone-formats {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.upload-format-badge {
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   PATIENT SELECTION
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-patient-select {
  margin-bottom: 4px;
}

.upload-select-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 8px;
}

.upload-select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: white;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.upload-select:hover {
  border-color: rgba(168, 85, 247, 0.3);
}

.upload-select:focus {
  outline: none;
  border-color: rgba(168, 85, 247, 0.5);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.1);
}

/* ═══════════════════════════════════════════════════════════════════════════════
   FILE SELECTED STATE
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-file-selected {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 12px;
  animation: fadeSlideIn 0.3s ease;
}

.upload-card.oura .upload-file-selected {
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.2);
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.upload-file-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.upload-file-icon {
  width: 40px;
  height: 40px;
  background: rgba(6, 182, 212, 0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-500);
  font-size: 18px;
  font-weight: 700;
}

.upload-file-icon.oura {
  background: rgba(168, 85, 247, 0.2);
  color: var(--purple-500);
}

.upload-file-name {
  font-size: 14px;
  font-weight: 600;
  color: white;
  margin: 0 0 2px 0;
}

.upload-file-size {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.upload-action-btn {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  border: none;
  border-radius: 10px;
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.upload-action-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.upload-action-btn.oura {
  background: linear-gradient(135deg, var(--purple-500), var(--violet-600));
}

.upload-action-btn.oura:hover {
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

/* ═══════════════════════════════════════════════════════════════════════════════
   UPLOAD STATUS
   ═══════════════════════════════════════════════════════════════════════════════ */

.upload-status {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
}

.upload-status.success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  color: var(--green-500);
}

.upload-status.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--red-500);
}

.upload-status.loading {
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
  color: var(--purple-500);
}

/* ═══════════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════════════════ */

@media (max-width: 600px) {
  .upload-page-header {
    margin-bottom: 24px;
  }

  .upload-page-title {
    font-size: 24px;
    gap: 12px;
  }

  .upload-page-icon {
    font-size: 28px;
  }

  .upload-card-header {
    padding: 20px;
  }

  .upload-card-body {
    padding: 20px;
  }

  .upload-dropzone {
    padding: 24px 16px;
  }

  .upload-file-selected {
    flex-direction: column;
    text-align: center;
  }

  .upload-file-info {
    flex-direction: column;
  }

  .upload-action-btn {
    width: 100%;
  }
}