/* ========================================================
   DevStore — Global Styles
   Design System: Kinetic Minimalist
   ======================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── CSS Custom Properties ─────────────────────────────── */
:root {
  /* Surfaces */
  --surface:                  #111415;
  --surface-dim:              #111415;
  --surface-bright:           #373a3b;
  --surface-container-lowest: #0c0f10;
  --surface-container-low:    #191c1d;
  --surface-container:        #1d2021;
  --surface-container-high:   #282a2b;
  --surface-container-highest:#323536;
  --surface-variant:          #323536;

  /* On-surface */
  --on-surface:               #e1e3e4;
  --on-surface-variant:       #c2c6d6;
  --on-background:            #e1e3e4;

  /* Primary — Electric Blue */
  --primary:                  #adc6ff;
  --primary-container:        #4d8eff;
  --on-primary:               #002e6a;
  --on-primary-container:     #00285d;
  --primary-fixed:            #d8e2ff;
  --primary-fixed-dim:        #adc6ff;
  --inverse-primary:          #005ac2;

  /* Secondary */
  --secondary:                #c9c6c5;
  --secondary-container:      #4a4949;
  --on-secondary:             #313030;
  --on-secondary-container:   #bab8b7;

  /* Tertiary — Warm Orange */
  --tertiary:                 #ffb786;
  --tertiary-container:       #df7412;
  --on-tertiary:              #502400;

  /* Error */
  --error:                    #ffb4ab;
  --error-container:          #93000a;
  --on-error:                 #690005;

  /* Outline */
  --outline:                  #8c909f;
  --outline-variant:          #424754;

  /* Inverse */
  --inverse-surface:          #e1e3e4;
  --inverse-on-surface:       #2e3132;

  /* Typography */
  --font-ui:                  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:                'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --unit:                     4px;
  --stack-sm:                 8px;
  --stack-md:                 16px;
  --stack-lg:                 32px;
  --gutter:                   24px;
  --section-gap:              80px;
  --container-max:            1280px;

  /* Radii */
  --radius-sm:                0.125rem;
  --radius:                   0.25rem;
  --radius-md:                0.375rem;
  --radius-lg:                0.5rem;
  --radius-xl:                0.75rem;
  --radius-full:              9999px;

  /* Shadows */
  --glow-primary:             0 0 20px rgba(173, 198, 255, 0.15);
  --glow-primary-strong:      0 0 30px rgba(173, 198, 255, 0.25);
  --shadow-modal:             0px 10px 30px rgba(0, 0, 0, 0.5);
}

/* ── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  background-color: var(--surface);
  color: var(--on-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

a { text-decoration: none; color: inherit; }

button { cursor: pointer; border: none; background: none; font-family: inherit; }

input, textarea, select {
  font-family: inherit;
  color: var(--on-surface);
}

/* ── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--surface-container-high); border-radius: var(--radius); }
::-webkit-scrollbar-thumb:hover { background: var(--outline-variant); }

/* ── Typography ─────────────────────────────────────────── */
.font-display {
  font-family: var(--font-ui);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.font-display-sm {
  font-family: var(--font-ui);
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.font-headline {
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
}

.font-headline-sm {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
}

.font-body-lg {
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
}

.font-body {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
}

.font-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.05em;
}

.font-code {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
}

/* ── Layout Utilities ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section { padding-top: var(--section-gap); padding-bottom: var(--section-gap); }
.section-sm { padding-top: 48px; padding-bottom: 48px; }

/* ── Navigation ─────────────────────────────────────────── */
.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--outline-variant);
  backdrop-filter: blur(12px);
}

.topnav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--stack-md);
}

.nav-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--on-surface);
  white-space: nowrap;
}

.nav-logo span { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--stack-lg);
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--on-surface-variant);
  transition: color 0.2s ease;
  position: relative;
}

.nav-links a:hover { color: var(--primary); }

.nav-links a.active {
  color: var(--primary);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0; right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--stack-md);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--on-surface);
  border-radius: var(--radius-full);
  transition: all 0.3s ease;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: 64px;
  background: var(--surface-container-lowest);
  z-index: 99;
  padding: var(--stack-lg);
  flex-direction: column;
  gap: var(--stack-md);
  border-top: 1px solid var(--outline-variant);
  animation: slideDown 0.2s ease;
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
  font-size: 18px;
  font-weight: 500;
  color: var(--on-surface-variant);
  padding: var(--stack-md) 0;
  border-bottom: 1px solid var(--outline-variant);
  transition: color 0.2s;
}

.mobile-nav a:hover, .mobile-nav a.active { color: var(--primary); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--stack-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 24px;
  border-radius: var(--radius);
  transition: all 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
}

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

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border: 1px solid var(--primary);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: var(--glow-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--on-surface);
  border: 1px solid var(--outline-variant);
}

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

.btn-danger {
  background: transparent;
  color: var(--error);
  border: 1px solid var(--error-container);
}

.btn-danger:hover { background: var(--error-container); }

.btn-sm { padding: 8px 16px; font-size: 11px; }
.btn-lg { padding: 16px 32px; font-size: 13px; }

.btn-icon {
  padding: 10px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

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

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
}

.card-inner { padding: var(--stack-lg); }

/* ── Product Card ────────────────────────────────────────── */
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  cursor: pointer;
}

.product-card:hover {
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
  transform: translateY(-2px);
}

.product-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: var(--surface-container);
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.4);
  transform: scale(1);
  transition: all 0.5s ease;
}

.product-card:hover .product-card-image img {
  filter: grayscale(0);
  transform: scale(1.05);
}

.product-card-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,20,21,0.8), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.product-card:hover .product-card-image-overlay { opacity: 1; }

.product-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  background: var(--surface-container-highest);
  color: var(--on-surface-variant);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.product-card-body { padding: var(--stack-lg); flex: 1; display: flex; flex-direction: column; }

.product-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--on-surface);
  margin-bottom: 6px;
  line-height: 1.3;
}

.product-card-desc {
  font-size: 14px;
  color: var(--on-surface-variant);
  line-height: 1.5;
  margin-bottom: var(--stack-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: var(--stack-md);
  border-top: 1px solid var(--outline-variant);
}

.product-card-price {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
}

.product-card-tags { display: flex; gap: 6px; flex-wrap: wrap; }

.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--surface-container);
  color: var(--on-surface-variant);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

/* ── Category Card ───────────────────────────────────────── */
.category-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--stack-sm);
  padding: var(--stack-lg);
  background: var(--surface);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-card:hover {
  border-color: var(--primary);
  background: var(--surface-container-high);
  box-shadow: var(--glow-primary);
}

.category-card-icon {
  font-size: 28px;
  color: var(--primary);
}

.category-card-name { font-size: 16px; font-weight: 600; color: var(--on-surface); }

.category-card-count { font-family: var(--font-mono); font-size: 11px; color: var(--on-surface-variant); }

/* ── Stat Card ───────────────────────────────────────────── */
.stat-card {
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-xl);
  padding: var(--stack-lg);
}

.stat-card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--stack-sm);
}

.stat-card-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--on-surface);
  line-height: 1;
}

.stat-card-value.primary { color: var(--primary); }
.stat-card-value.error { color: var(--error); }

.stat-card-trend {
  font-size: 12px;
  color: var(--on-surface-variant);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.stat-card-trend.up { color: #4ade80; }
.stat-card-trend.down { color: var(--error); }

/* ── Inputs ──────────────────────────────────────────────── */
.input-group { display: flex; flex-direction: column; gap: 6px; }

.input-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

.input {
  background: var(--surface-container-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 15px;
  font-family: var(--font-ui);
  color: var(--on-surface);
  outline: none;
  width: 100%;
  transition: border-color 0.2s ease;
}

.input:focus { border-color: var(--primary); }
.input::placeholder { color: var(--outline); }

.input-with-icon { position: relative; }
.input-with-icon .input { padding-left: 44px; }
.input-with-icon .input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--outline);
  font-size: 20px;
  pointer-events: none;
}

.textarea { min-height: 120px; resize: vertical; }

.select {
  appearance: none;
  background: var(--surface-container-lowest) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238c909f' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center;
}

/* ── Section Headers ─────────────────────────────────────── */
.section-header { margin-bottom: var(--stack-lg); }
.section-header-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--stack-sm);
}

.section-header-title { font-size: 28px; font-weight: 700; color: var(--on-surface); line-height: 1.2; }
.section-header-line { width: 40px; height: 3px; background: var(--primary); border-radius: var(--radius-full); margin-top: 10px; }

/* ── Badge / Status ──────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.badge-active {
  background: rgba(173, 198, 255, 0.1);
  color: var(--primary);
  border: 1px solid rgba(173, 198, 255, 0.2);
}

.badge-active::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse 1.5s infinite;
}

.badge-inactive {
  background: var(--surface-variant);
  color: var(--on-surface-variant);
  border: 1px solid var(--outline-variant);
}

.badge-inactive::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--outline);
}

.badge-new {
  background: rgba(255, 183, 134, 0.15);
  color: var(--tertiary);
  border: 1px solid rgba(255, 183, 134, 0.25);
}

.badge-sale {
  background: rgba(255, 180, 171, 0.15);
  color: var(--error);
  border: 1px solid rgba(255, 180, 171, 0.25);
}

/* ── Rating Stars ────────────────────────────────────────── */
.stars { display: inline-flex; gap: 2px; color: var(--tertiary); font-size: 16px; }

/* ── Table ───────────────────────────────────────────────── */
.data-table-wrap {
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.data-table { width: 100%; border-collapse: collapse; }

.data-table thead tr {
  background: var(--surface-container);
  border-bottom: 1px solid var(--outline-variant);
}

.data-table th {
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--outline);
  text-align: left;
  white-space: nowrap;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--outline-variant);
  transition: background 0.15s ease;
}

.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: var(--surface-container-high); }

.data-table td {
  padding: 14px 20px;
  font-size: 14px;
  color: var(--on-surface);
  vertical-align: middle;
}

/* ── Pagination ──────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--stack-md) 20px;
  border-top: 1px solid var(--outline-variant);
  justify-content: flex-end;
  flex-wrap: wrap;
}

.page-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--on-surface-variant);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.page-btn:hover { background: var(--surface-container-high); color: var(--on-surface); }
.page-btn.active { background: var(--primary); color: var(--on-primary); }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  place-items: center;
  backdrop-filter: blur(4px);
}

.modal-overlay.open { display: grid; }

.modal {
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 600px;
  margin: var(--gutter);
  box-shadow: var(--shadow-modal);
  animation: fadeUp 0.25s ease;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--stack-lg);
  border-bottom: 1px solid var(--outline-variant);
}

.modal-title { font-size: 18px; font-weight: 600; color: var(--on-surface); }

.modal-body { padding: var(--stack-lg); }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--stack-md);
  padding: var(--stack-lg);
  border-top: 1px solid var(--outline-variant);
}

/* ── Admin Sidebar ───────────────────────────────────────── */
.admin-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.admin-sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--surface-container-lowest);
  border-right: 1px solid var(--outline-variant);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.admin-sidebar-brand {
  padding: var(--stack-lg) var(--gutter);
  border-bottom: 1px solid var(--outline-variant);
}

.admin-sidebar-brand-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--on-surface);
}

.admin-sidebar-brand-name span { color: var(--primary); }

.admin-sidebar-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--outline);
  margin-top: 4px;
}

.admin-nav { flex: 1; padding: var(--stack-md) var(--stack-sm); }

.admin-nav-section-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--outline);
  padding: 12px var(--stack-md) 6px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px var(--stack-md);
  border-radius: var(--radius);
  color: var(--on-surface-variant);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
  transition: all 0.15s ease;
  border-left: 2px solid transparent;
}

.admin-nav-item:hover {
  background: var(--surface-container);
  color: var(--on-surface);
}

.admin-nav-item.active {
  background: var(--surface-container);
  color: var(--primary);
  border-left-color: var(--primary);
}

.admin-nav-item .material-symbols-outlined { font-size: 20px; }

.admin-sidebar-user {
  padding: var(--stack-md) var(--gutter);
  border-top: 1px solid var(--outline-variant);
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.admin-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
}

.admin-topbar {
  height: 64px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gutter);
  background: var(--surface-container-lowest);
  border-bottom: 1px solid var(--outline-variant);
}

.admin-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--gutter);
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--section-gap) 0;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(173, 198, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--outline-variant) 1px, transparent 1px),
    linear-gradient(90deg, var(--outline-variant) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.08;
  pointer-events: none;
}

/* ── Search Bar ──────────────────────────────────────────── */
.search-bar-wrap {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.search-bar {
  width: 100%;
  background: var(--surface-container-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  padding: 14px 130px 14px 48px;
  font-size: 15px;
  color: var(--on-surface);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-bar:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(173, 198, 255, 0.08);
}

.search-bar-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--outline);
}

.search-bar-btn {
  position: absolute;
  right: 6px;
  top: 6px;
  bottom: 6px;
  padding: 0 20px;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: filter 0.2s;
}

.search-bar-btn:hover { filter: brightness(1.1); }

/* ── Popular Tags ────────────────────────────────────────── */
.popular-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--stack-sm); align-items: center; margin-top: var(--stack-md); }

.popular-tags span { font-family: var(--font-mono); font-size: 12px; color: var(--on-surface-variant); }

.popular-tags a { font-family: var(--font-mono); font-size: 12px; color: var(--primary); }
.popular-tags a:hover { text-decoration: underline; }

/* ── Grid Layouts ────────────────────────────────────────── */
.grid-categories { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--stack-md); }
.grid-products { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--gutter); }
.grid-products-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gutter); }
.grid-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--gutter); }

@media (max-width: 1100px) { .grid-products-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-products-4 { grid-template-columns: 1fr; } }

/* ── Filter Sidebar (Categories page) ───────────────────── */
.filter-sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--surface-container-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--stack-lg);
  height: fit-content;
  position: sticky;
  top: 80px;
}

.filter-group { margin-bottom: var(--stack-lg); }
.filter-group:last-child { margin-bottom: 0; }

.filter-group-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--stack-md);
  padding-bottom: var(--stack-sm);
  border-bottom: 1px solid var(--outline-variant);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--stack-sm);
  padding: 6px 0;
  cursor: pointer;
  font-size: 14px;
  color: var(--on-surface-variant);
  transition: color 0.15s;
}

.filter-option:hover { color: var(--primary); }

.filter-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-sm);
  accent-color: var(--primary);
  cursor: pointer;
}

/* ── Code Block ──────────────────────────────────────────── */
.code-block {
  background: #060809;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  padding: var(--stack-lg);
  overflow-x: auto;
  position: relative;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-secondary-container, #bab8b7);
}

.code-block-lang {
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--outline);
  letter-spacing: 0.08em;
}

.code-copy-btn {
  position: absolute;
  top: 10px;
  right: 48px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--outline);
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.2s;
}

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

/* ── Image Upload Zone ───────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--surface-container-lowest);
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--primary);
  background: rgba(173, 198, 255, 0.03);
}

/* ── Toggle ──────────────────────────────────────────────── */
.toggle-wrap { display: flex; align-items: center; gap: var(--stack-md); }

.toggle {
  width: 44px;
  height: 24px;
  background: var(--outline-variant);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background 0.2s ease;
}

.toggle.on { background: var(--primary); }

.toggle::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.toggle.on::after { transform: translateX(20px); }

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background: var(--surface-container-lowest);
  border-top: 1px solid var(--outline-variant);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo { font-size: 24px; font-weight: 800; letter-spacing: -0.03em; color: var(--on-surface); }
.footer-logo span { color: var(--primary); }
.footer-tagline { font-size: 14px; color: var(--on-surface-variant); margin-top: 8px; max-width: 240px; line-height: 1.5; }

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--stack-md);
}

.footer-links { list-style: none; display: flex; flex-direction: column; gap: var(--stack-sm); }
.footer-links a { font-size: 14px; color: var(--on-surface-variant); opacity: 0.8; transition: all 0.15s; }
.footer-links a:hover { color: var(--primary); opacity: 1; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--outline-variant);
  gap: var(--stack-md);
  flex-wrap: wrap;
}

.footer-copy { font-family: var(--font-mono); font-size: 12px; color: var(--outline); }

.footer-socials { display: flex; gap: var(--stack-md); }

.footer-social-link {
  width: 36px;
  height: 36px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-surface-variant);
  font-size: 16px;
  transition: all 0.15s;
}

.footer-social-link:hover { border-color: var(--primary); color: var(--primary); }

/* ── Animations ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-fade-up { animation: fadeUp 0.4s ease forwards; }
.animate-fade-in { animation: fadeIn 0.3s ease; }

/* ── Loading Skeleton ────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-container-low) 25%, var(--surface-container) 50%, var(--surface-container-low) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius);
}

/* ── Toasts ──────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--stack-sm);
}

.toast {
  background: var(--surface-container-high);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
  font-size: 14px;
  color: var(--on-surface);
  box-shadow: var(--shadow-modal);
  animation: fadeUp 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--stack-sm);
  min-width: 280px;
  max-width: 400px;
}

.toast.success { border-left: 3px solid #4ade80; }
.toast.error   { border-left: 3px solid var(--error); }
.toast.info    { border-left: 3px solid var(--primary); }

/* ── Breadcrumb ──────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--on-surface-variant);
  margin-bottom: var(--stack-lg);
}

.breadcrumb a { transition: color 0.15s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { font-size: 16px; color: var(--outline-variant); }

/* ── Product Gallery ─────────────────────────────────────── */
.gallery-main {
  aspect-ratio: 16/9;
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  background: var(--surface-container);
  position: relative;
}

.gallery-main img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }

.gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--stack-sm); margin-top: var(--stack-sm); }

.gallery-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0.6;
  transition: all 0.2s;
}

.gallery-thumb.active, .gallery-thumb:hover { opacity: 1; border-color: var(--primary); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* ── Specs Table ─────────────────────────────────────────── */
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table tr { border-bottom: 1px solid var(--outline-variant); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td { padding: 12px 0; font-size: 14px; }
.specs-table td:first-child { color: var(--on-surface-variant); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; width: 40%; }
.specs-table td:last-child { color: var(--on-surface); }

/* ── Reviews ─────────────────────────────────────────────── */
.review-card {
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--stack-lg);
}

.review-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--stack-sm); }
.review-author { font-weight: 600; font-size: 14px; }
.review-date { font-family: var(--font-mono); font-size: 11px; color: var(--outline); }
.review-text { font-size: 14px; color: var(--on-surface-variant); line-height: 1.6; margin-top: var(--stack-sm); }

/* ── Responsive Helpers ──────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-gap: 48px; --gutter: 16px; }

  .nav-links, .nav-actions .btn { display: none; }
  .hamburger { display: flex; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .admin-sidebar { display: none; }
  .admin-sidebar.open { display: flex; position: fixed; inset: 0; width: 280px; z-index: 150; }

  .grid-categories { grid-template-columns: repeat(2, 1fr); }

  .filter-sidebar { display: none; }
  .filter-sidebar.open { display: block; position: fixed; inset: 0; top: 64px; z-index: 90; overflow-y: auto; border-radius: 0; width: 280px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .grid-categories { grid-template-columns: repeat(2, 1fr); }
}

/* ── Material Symbols fix ────────────────────────────────── */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

/* ── Misc ────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--outline-variant); margin: var(--stack-lg) 0; }
.text-primary { color: var(--primary) !important; }
.text-muted { color: var(--on-surface-variant); }
.text-error { color: var(--error); }
.text-mono { font-family: var(--font-mono); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--stack-sm); }
.gap-md { gap: var(--stack-md); }
.gap-lg { gap: var(--stack-lg); }
.mt-sm { margin-top: var(--stack-sm); }
.mt-md { margin-top: var(--stack-md); }
.mt-lg { margin-top: var(--stack-lg); }
.mb-sm { margin-bottom: var(--stack-sm); }
.mb-md { margin-bottom: var(--stack-md); }
.mb-lg { margin-bottom: var(--stack-lg); }
.w-full { width: 100%; }
.text-center { text-align: center; }
.overflow-hidden { overflow: hidden; }