/**
 * ====================================================================
 * CYBERVAULT DESIGN SYSTEM - UI COMPONENTS
 * Glassmorphism, Micro-interactions, Buttons, Cards, Modals, Toasts
 * ====================================================================
 */

/* ====================================================================
   1. BUTTONS & ACTIONS
   ==================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-family-base);
  font-weight: var(--fw-semibold);
  font-size: 0.95rem;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.825rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon-sm {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-sm);
}

/* Primary Button (Neon Purple Glow) */
.btn-primary {
  background: var(--grad-primary);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 4px 18px var(--color-primary-glow);
}

.btn-primary:hover {
  color: #FFFFFF;
  box-shadow: 0 6px 24px rgba(139, 92, 246, 0.55), 0 0 15px rgba(34, 211, 238, 0.3);
  transform: translateY(-2px);
}

/* Secondary Button (Cyber Cyan) */
.btn-secondary {
  background: rgba(34, 211, 238, 0.12);
  color: var(--color-secondary);
  border: 1px solid var(--border-cyan-glow);
  box-shadow: 0 4px 15px rgba(34, 211, 238, 0.15);
}

.btn-secondary:hover {
  background: rgba(34, 211, 238, 0.22);
  color: #FFFFFF;
  border-color: var(--color-secondary);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.4);
  transform: translateY(-2px);
}

/* Glass Outline Button */
.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-secondary);
  border-color: var(--color-secondary);
  transform: translateY(-2px);
}

/* Accent Pink Button */
.btn-accent {
  background: var(--grad-accent);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 4px 18px var(--color-accent-glow);
}

.btn-accent:hover {
  color: #FFFFFF;
  box-shadow: 0 6px 24px rgba(236, 72, 153, 0.55);
  transform: translateY(-2px);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
}

/* Danger Button */
.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.btn-danger:hover {
  background: var(--color-danger);
  color: #FFFFFF;
}

/* Button Shimmer / Light Wave Effect */
.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transform: skewX(-20deg);
  pointer-events: none;
  transition: 0.5s;
}

.btn:hover::after {
  left: 150%;
  transition: 0.75s ease-in-out;
}

/* ====================================================================
   2. BADGES & CHIPS
   ==================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: var(--fw-semibold);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

/* File Badge (Cyan Theme) */
.badge-file {
  background: rgba(34, 211, 238, 0.12);
  color: var(--color-secondary);
  border: 1px solid rgba(34, 211, 238, 0.3);
}

/* Account Badge (Purple Theme) */
.badge-account {
  background: rgba(139, 92, 246, 0.15);
  color: #C4B5FD;
  border: 1px solid rgba(139, 92, 246, 0.35);
}

/* Sale / Discount Badge */
.badge-sale {
  background: var(--color-accent);
  color: #FFFFFF;
  font-weight: var(--fw-bold);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

/* Stock Status Badges */
.badge-stock-in {
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-stock-out {
  background: rgba(239, 68, 68, 0.12);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ====================================================================
   3. GLASSMORPHIC CARDS
   ==================================================================== */
.glass-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.glass-card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-lg);
}

.glass-card-interactive:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5), 0 0 20px var(--color-primary-glow);
}

/* ====================================================================
   4. PRODUCT CARD
   ==================================================================== */
.product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  height: 100%;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: 0 15px 35px rgba(8, 11, 24, 0.8), 0 0 25px rgba(139, 92, 246, 0.25);
}

.product-thumb-wrap {
  position: relative;
  width: 100%;
  padding-top: 60%; /* 16:9.6 ratio */
  background: #0d1326;
  overflow: hidden;
}

.product-thumb-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-thumb-img {
  transform: scale(1.08);
}

.product-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 2;
}

.product-quick-actions {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 2;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-normal);
}

.product-card:hover .product-quick-actions {
  opacity: 1;
  transform: translateX(0);
}

.btn-action-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(16, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: var(--text-main);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-action-icon:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.product-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.product-category-text {
  font-size: 0.75rem;
  color: var(--color-secondary);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-sales-count {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.product-title {
  font-size: 1.05rem;
  font-weight: var(--fw-semibold);
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.8em;
  transition: color var(--transition-fast);
}

.product-card:hover .product-title {
  color: var(--color-secondary);
}

.product-specs-mini {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.025);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.04);
  margin-bottom: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.product-specs-mini span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: auto;
  margin-bottom: 16px;
}

.product-price-current {
  font-family: var(--font-family-heading);
  font-size: 1.35rem;
  font-weight: var(--fw-bold);
  color: var(--text-main);
}

.product-price-original {
  font-size: 0.875rem;
  color: var(--text-dim);
  text-decoration: line-through;
}

.product-card-footer {
  display: flex;
  gap: 8px;
}

.product-card-footer .btn {
  flex: 1;
}

/* ====================================================================
   5. FORM CONTROLS & INPUTS
   ==================================================================== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: var(--fw-semibold);
  color: var(--text-main);
  margin-bottom: 8px;
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

.form-control, .form-select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(16, 23, 42, 0.8);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-family-base);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-control::placeholder {
  color: var(--text-dim);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.2);
  background: rgba(19, 27, 52, 0.95);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394A3B8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}

.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon-wrap .input-icon {
  position: absolute;
  left: 14px;
  color: var(--text-dim);
  pointer-events: none;
}

.input-icon-wrap .form-control {
  padding-left: 42px;
}

.input-icon-wrap .input-action-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
}

.input-icon-wrap .input-action-btn:hover {
  color: var(--text-main);
}

/* Custom Checkbox */
.custom-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.custom-checkbox input {
  display: none;
}

.checkbox-mark {
  width: 18px;
  height: 18px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-medium);
  background: rgba(16, 23, 42, 0.8);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.custom-checkbox input:checked + .checkbox-mark {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

.custom-checkbox input:checked + .checkbox-mark::after {
  content: '';
  width: 5px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-bottom: 2px;
}

/* ====================================================================
   6. MODAL DIALOG
   ==================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 11, 24, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 35px var(--color-primary-glow);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-backdrop.active .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-dialog-lg {
  max-width: 900px;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: var(--fw-bold);
  color: var(--text-main);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-main);
}

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

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: rgba(8, 11, 24, 0.4);
}

/* ====================================================================
   7. TOAST NOTIFICATIONS
   ==================================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
  max-width: 380px;
  width: calc(100% - 48px);
}

.toast {
  pointer-events: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  transform: translateX(120%);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  opacity: 0;
  position: relative;
  overflow: hidden;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-icon {
  font-size: 1.2rem;
  margin-top: 2px;
}

.toast-success {
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--color-success-glow);
}
.toast-success .toast-icon { color: var(--color-success); }

.toast-error {
  border-color: rgba(239, 68, 68, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--color-danger-glow);
}
.toast-error .toast-icon { color: var(--color-danger); }

.toast-info {
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--color-secondary-glow);
}
.toast-info .toast-icon { color: var(--color-secondary); }

.toast-content {
  flex: 1;
}

.toast-title {
  font-size: 0.9rem;
  font-weight: var(--fw-bold);
  color: var(--text-main);
  margin-bottom: 2px;
}

.toast-message {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px;
  font-size: 0.9rem;
}

.toast-close:hover {
  color: var(--text-main);
}

/* ====================================================================
   8. SKELETON LOADERS
   ==================================================================== */
.skeleton {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 25%, rgba(255, 255, 255, 0.08) 37%, rgba(255, 255, 255, 0.04) 63%);
  background-size: 400% 100%;
  animation: skeletonShimmer 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeletonShimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
  width: 100%;
}

.skeleton-title {
  height: 22px;
  margin-bottom: 12px;
  width: 70%;
}

/* ====================================================================
   9. EMPTY STATE
   ==================================================================== */
.empty-state {
  text-align: center;
  padding: 60px 24px;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border-glow);
  color: var(--color-primary);
  font-size: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 0 25px var(--color-primary-glow);
}

.empty-state-title {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.empty-state-desc {
  max-width: 420px;
  margin: 0 auto 24px auto;
  color: var(--text-muted);
}

/* ====================================================================
   10. TABS & PAGINATION
   ==================================================================== */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 12px;
  overflow-x: auto;
}

.nav-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-family-base);
  font-size: 0.95rem;
  font-weight: var(--fw-semibold);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.nav-tab-btn.active {
  color: var(--color-secondary);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid var(--border-cyan-glow);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.page-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-weight: var(--fw-semibold);
}

.page-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-btn.active {
  background: var(--grad-primary);
  border-color: transparent;
  color: #FFFFFF;
  box-shadow: 0 0 15px var(--color-primary-glow);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}