/* Modals, Overlays, Splash, Onboarding & Dialog Styles */

/* Modal Backdrop */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Modal Card Dialog */
.modal-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-xl);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--border-color-subtle);
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  background-color: var(--bg-main);
  border-bottom-left-radius: var(--border-radius-xl);
  border-bottom-right-radius: var(--border-radius-xl);
}

/* File Upload Drop Zone */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem 1.5rem;
  text-align: center;
  background-color: var(--bg-main);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--brand-primary);
  background-color: var(--brand-primary-light);
}

.drop-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--bg-surface);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: var(--shadow-sm);
}

.drop-text {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
}

.drop-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Form Group Controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-textarea, .form-select {
  padding: 0.65rem 0.9rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
  background-color: var(--bg-surface);
}

/* Duplicate Warning Banner */
.duplicate-banner {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning);
  border-radius: var(--border-radius-md);
  padding: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  color: #92400E;
  font-size: 0.88rem;
}

.duplicate-banner i {
  font-size: 1.25rem;
  color: var(--color-warning);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Checklist Selector for Collections/Tags */
.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 160px;
  overflow-y: auto;
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  background-color: var(--bg-main);
}

.check-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-primary);
  cursor: pointer;
}

.check-item input[type="checkbox"] {
  accent-color: var(--brand-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* Splash Screen Overlay */
#splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(135deg, #0F172A, #1E293B);
  color: #FFF;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#splash-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.splash-logo {
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius-xl);
  background: linear-gradient(135deg, var(--brand-primary), #F59E0B);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  box-shadow: var(--shadow-glow);
  animation: pulseLogo 2s infinite ease-in-out;
}

@keyframes pulseLogo {
  0% { transform: scale(1); box-shadow: 0 0 20px rgba(217, 119, 6, 0.3); }
  50% { transform: scale(1.05); box-shadow: 0 0 35px rgba(217, 119, 6, 0.6); }
  100% { transform: scale(1); box-shadow: 0 0 20px rgba(217, 119, 6, 0.3); }
}

.splash-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 1px;
}

.splash-tagline {
  font-size: 0.95rem;
  color: #94A3B8;
  letter-spacing: 0.5px;
}

/* Onboarding Modal Stepper */
.onboarding-card {
  max-width: 480px;
  text-align: center;
  padding: 2rem;
}

.onboard-step {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.onboard-step.active {
  display: flex;
  animation: fadeIn 0.3s ease;
}

.onboard-img-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-accent-light));
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

.onboard-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.onboard-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.onboard-dots {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.onboard-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--border-color);
  transition: var(--transition-fast);
}

.onboard-dot.active {
  width: 24px;
  border-radius: var(--border-radius-full);
  background-color: var(--brand-primary);
}