/* =========================================
   KhoBau Digital — Premium E-Commerce
   Design System & Styles
   ========================================= */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* --- Design Tokens --- */
:root {
  --bg-primary: #09090B;
  --bg-secondary: #111113;
  --bg-card: #161618;
  --bg-card-hover: #1E1E21;
  --bg-elevated: #1A1A1D;

  --accent: #C8A97E;
  --accent-hover: #D9BC95;
  --accent-muted: rgba(200, 169, 126, 0.12);
  --accent-text: #E8D5B5;

  --text-primary: #F5F5F5;
  --text-secondary: #94949A;
  --text-muted: #5A5A60;

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(200, 169, 126, 0.3);

  --danger: #E54D4D;
  --success: #5CB85C;
  --overlay: rgba(0, 0, 0, 0.65);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --transition-fast: 150ms ease;
  --transition-base: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 450ms cubic-bezier(0.4, 0, 0.2, 1);

  --header-height: 72px;
  --cart-width: 420px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

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

ul,
ol {
  list-style: none;
}

input {
  font-family: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

/* --- Utility --- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* =========================================
   HEADER
   ========================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-base);
}

.header-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 6px;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.logo:hover {
  color: var(--accent);
}

/* Nav */
.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition-base);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.header-btn:hover {
  color: var(--text-primary);
  background: var(--accent-muted);
}

.lang-btn {
  width: auto;
  padding: 0 12px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid var(--border-accent);
  color: var(--accent-text);
  cursor: pointer;
  background: transparent;
}

.lang-btn:hover {
  background: var(--accent-muted);
  color: var(--accent);
}

.header-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.5;
}

.cart-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg-primary);
  font-size: 10px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  transition: transform var(--transition-base);
}

.cart-badge.visible {
  transform: scale(1);
}

/* Search Bar */
.search-bar {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: 20px 32px;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-base);
}

.search-bar.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.search-bar-inner {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-bar input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  font-size: 15px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
}

.search-bar input::placeholder {
  color: var(--text-muted);
}

.search-bar input:focus {
  border-color: var(--accent);
}

.search-bar .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 18px;
  height: 18px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

.mobile-menu-toggle svg {
  width: 22px;
  height: 22px;
}

/* =========================================
   HERO
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 32px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(200, 169, 126, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(200, 169, 126, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 8px 20px;
  border-radius: 2px;
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 110px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -1px;
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto 48px;
  line-height: 1.7;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--accent);
  border-radius: 2px;
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 169, 126, 0.2);
}

.btn-primary svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeIn 1s ease 1.5s forwards;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* =========================================
   PRODUCTS SECTION
   ========================================= */
.products-section {
  padding: 100px 32px 120px;
  max-width: 1320px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 56px;
  gap: 24px;
  flex-wrap: wrap;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 400;
  letter-spacing: 1px;
}

/* Category Filters */
.category-filters {
  display: flex;
  gap: 4px;
}

.filter-btn {
  padding: 8px 20px;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

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

.filter-btn.active {
  color: var(--accent);
  border-color: var(--border-accent);
  background: var(--accent-muted);
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Product Card */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  opacity: 0;
  transform: translateY(24px);
}

.product-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

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

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

.product-image {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-secondary);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-actions {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  gap: 8px;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition-base);
}

.btn-add-cart {
  flex: 1;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--accent);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-add-cart:hover {
  background: var(--accent-hover);
}

.btn-add-cart svg {
  width: 14px;
  height: 14px;
}

.btn-quick-view {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 9, 11, 0.8);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.btn-quick-view:hover {
  background: rgba(9, 9, 11, 0.95);
  border-color: var(--accent);
}

.btn-quick-view svg {
  width: 16px;
  height: 16px;
}

.product-info {
  padding: 20px;
}

.product-category {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.product-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 4px;
  line-height: 1.3;
}

.product-subtitle {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.product-price {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.product-variant-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 5px 10px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(9, 9, 11, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  z-index: 2;
  pointer-events: none;
}

/* --- Stock Display --- */
.product-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.product-stock-badge {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 20px;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.product-stock-badge.in-stock {
  color: #5CB85C;
  background: rgba(92, 184, 92, 0.12);
}

.product-stock-badge.sold-out {
  color: #E54D4D;
  background: rgba(229, 77, 77, 0.12);
}

/* Sold Out Overlay on Card */
.product-sold-out-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 9, 11, 0.7);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: 3;
  pointer-events: none;
}

.product-sold-out-overlay span {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #E54D4D;
  padding: 10px 24px;
  border: 2px solid rgba(229, 77, 77, 0.4);
  border-radius: var(--radius-sm);
  background: rgba(9, 9, 11, 0.6);
}

.product-card.is-sold-out .product-info {
  opacity: 0.5;
}

.product-card.is-sold-out .btn-add-cart {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Modal Stock Badge */
.modal-price-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
}

.modal-stock-badge {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.3px;
}

.modal-stock-badge.in-stock {
  color: #5CB85C;
  background: rgba(92, 184, 92, 0.12);
}

.modal-stock-badge.sold-out {
  color: #E54D4D;
  background: rgba(229, 77, 77, 0.12);
}

/* Variant Sold Out */
.modal-variant-btn.variant-sold-out {
  opacity: 0.4;
  position: relative;
}

.modal-variant-btn.variant-sold-out::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 1px;
  background: #E54D4D;
  transform: rotate(-8deg);
}

.variant-stock {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
}

.variant-sold-out .variant-stock {
  color: #E54D4D;
}

/* Disabled Add to Cart */
.modal-add-cart.is-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: var(--bg-elevated);
  color: var(--text-muted);
  border-color: var(--border-subtle);
}

.price-period {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0;
}

/* =========================================
   CART SIDEBAR
   ========================================= */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.cart-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--cart-width);
  max-width: 100vw;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-subtle);
  z-index: 201;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.cart-sidebar.open {
  transform: translateX(0);
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.cart-header h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 1px;
}

.cart-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.cart-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.cart-close svg {
  width: 20px;
  height: 20px;
}

/* Cart Items */
.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 20px 28px;
}

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 40px;
}

.cart-empty svg {
  width: 64px;
  height: 64px;
  color: var(--text-muted);
  margin-bottom: 20px;
  opacity: 0.5;
}

.cart-empty p {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.cart-empty span {
  font-size: 13px;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Cart Item */
.cart-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-subtle);
  animation: slideIn 0.3s ease forwards;
}

.cart-item-image {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-card);
}

.cart-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-item-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cart-item-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.3;
}

.cart-item-price {
  font-size: 14px;
  color: var(--text-secondary);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.qty-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.cart-item-qty {
  font-size: 14px;
  font-weight: 500;
  min-width: 20px;
  text-align: center;
}

.cart-item-remove {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  align-self: flex-start;
}

.cart-item-remove:hover {
  color: var(--danger);
}

/* Cart Footer */
.cart-footer {
  padding: 24px 28px;
  border-top: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.cart-subtotal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.cart-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.cart-total-label {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
}

.cart-total-amount {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.btn-checkout {
  width: 100%;
  padding: 16px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--accent);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.btn-checkout:hover {
  background: var(--accent-hover);
}

.btn-checkout:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* =========================================
   PRODUCT MODAL
   ========================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.product-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-slow);
}

.modal-overlay.open .product-modal {
  transform: scale(1) translateY(0);
}

.modal-image {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-card);
}

.modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-content {
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(9, 9, 11, 0.7);
  backdrop-filter: blur(8px);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  z-index: 10;
}

.modal-close:hover {
  color: var(--text-primary);
  background: rgba(9, 9, 11, 0.9);
}

.modal-close svg {
  width: 18px;
  height: 18px;
}

.modal-category {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.modal-name {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 4px;
}

.modal-subtitle {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.modal-price {
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
  color: var(--text-primary);
}

.modal-description {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.modal-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  padding: 20px 0;
  border-top: 1px solid var(--border-subtle);
}

.modal-extras {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-details-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.modal-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.modal-detail svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

.modal-actions {
  display: flex;
  gap: 12px;
}

.modal-add-cart {
  flex: 1;
  padding: 16px 24px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--accent);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.modal-add-cart:hover {
  background: var(--accent-hover);
}

.modal-add-cart svg {
  width: 16px;
  height: 16px;
}

/* =========================================
   MODAL VARIANTS (Product Options)
   ========================================= */
.modal-variants {
  margin-bottom: 24px;
}

.modal-variants-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-variants-title svg {
  width: 14px;
  height: 14px;
  color: var(--accent);
}

.modal-variants-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
}

.modal-variant-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.modal-variant-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(200, 169, 126, 0.08), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.modal-variant-btn:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.modal-variant-btn:hover::before {
  opacity: 1;
}

.modal-variant-btn.active {
  border-color: var(--accent);
  background: var(--accent-muted);
  box-shadow: 0 0 0 1px var(--accent), 0 4px 20px rgba(200, 169, 126, 0.12);
}

.modal-variant-btn.active::before {
  opacity: 1;
}

.modal-variant-btn.active .variant-name {
  color: var(--accent);
}

.modal-variant-btn.active .variant-price {
  color: var(--text-primary);
}

.variant-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.3px;
  position: relative;
  z-index: 1;
  transition: color var(--transition-fast);
}

.variant-price {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.2px;
  position: relative;
  z-index: 1;
  transition: color var(--transition-fast);
}

/* Price update animation */
.modal-price {
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.modal-price.updating {
  opacity: 0;
  transform: translateY(-4px);
}

/* =========================================
   TOAST
   ========================================= */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--bg-elevated);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-md);
  padding: 14px 24px;
  font-size: 14px;
  color: var(--text-primary);
  z-index: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: transform var(--transition-base);
  max-width: 400px;
  white-space: nowrap;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.toast svg {
  width: 18px;
  height: 18px;
  color: var(--success);
  flex-shrink: 0;
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 60px 32px 40px;
  max-width: 1320px;
  margin: 0 auto;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.footer-brand .logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.7;
}

.footer-links h4 {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  font-size: 12px;
  color: var(--text-muted);
}

/* =========================================
   ANIMATIONS
   ========================================= */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(16px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scrollPulse {

  0%,
  100% {
    opacity: 0.3;
    transform: scaleY(1);
  }

  50% {
    opacity: 1;
    transform: scaleY(1.2);
  }
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .product-modal {
    grid-template-columns: 1fr;
    max-height: 95vh;
  }

  .modal-image {
    aspect-ratio: 16 / 10;
    max-height: 300px;
  }

  .modal-content {
    padding: 32px 28px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 60px;
    --cart-width: 100vw;
  }

  .header-inner {
    padding: 0 16px;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero {
    padding: 100px 20px 60px;
    min-height: 90vh;
  }

  .hero h1 {
    font-size: clamp(40px, 12vw, 72px);
  }

  .products-section {
    padding: 60px 16px 80px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 36px;
  }

  .category-filters {
    overflow-x: auto;
    width: 100%;
    padding-bottom: 4px;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }

  .category-filters::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    white-space: nowrap;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .product-info {
    padding: 14px;
  }

  .product-name {
    font-size: 18px;
  }

  .product-price {
    font-size: 14px;
  }

  .product-actions {
    bottom: 10px;
    left: 10px;
    right: 10px;
  }

  .btn-add-cart {
    padding: 10px 12px;
    font-size: 10px;
  }

  .btn-quick-view {
    display: none;
  }

  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .product-modal {
    grid-template-columns: 1fr;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 95vh;
  }

  .modal-image {
    aspect-ratio: 16 / 10;
    max-height: 240px;
  }

  .modal-content {
    padding: 24px 20px 32px;
  }

  .modal-name {
    font-size: 28px;
  }

  .modal-variants-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .modal-variant-btn {
    padding: 10px 8px;
  }

  .variant-name {
    font-size: 12px;
  }

  .variant-price {
    font-size: 11px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Scrollbar Styles */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* =========================================
   AUTH SYSTEM STYLES
   ========================================= */

/* --- Header Auth Area --- */
.auth-area {
  display: flex;
  align-items: center;
}

.auth-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.8;
}

/* --- User Menu (logged in) --- */
.user-menu {
  position: relative;
  align-items: center;
}

.user-avatar-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--bg-primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.user-avatar:hover {
  transform: scale(1.08);
  box-shadow: 0 0 0 2px var(--accent-muted);
}

/* --- User Dropdown --- */
.user-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: 200;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.user-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-email {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
  word-break: break-all;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: 8px 10px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font-body);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.dropdown-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* --- Auth Modal Overlay --- */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  backdrop-filter: blur(4px);
}

.auth-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* --- Auth Modal --- */
.auth-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px 40px 40px;
  width: min(440px, 92vw);
  position: relative;
  transform: translateY(16px) scale(0.97);
  transition: transform var(--transition-base);
}

.auth-overlay.open .auth-modal {
  transform: translateY(0) scale(1);
}

.auth-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition-fast);
}

.auth-close:hover {
  color: var(--text-primary);
}

.auth-close svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.auth-tab h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.auth-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

/* --- Auth Forms --- */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.form-group input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

.auth-error {
  font-size: 13px;
  color: var(--danger);
  min-height: 18px;
  margin: 0;
}

.auth-submit {
  width: 100%;
  padding: 14px;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.auth-switch {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 20px;
}

.auth-switch a {
  color: var(--accent);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.auth-switch a:hover {
  color: var(--accent-hover);
}

/* =========================================
   Payment Modal (PayOS QR)
   ========================================= */
.payment-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.3s ease;
}

.payment-modal-content {
  background: linear-gradient(145deg, #141420, #1a1a2e);
  border: 1px solid rgba(200, 169, 126, 0.15);
  border-radius: 16px;
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
  animation: slideUp 0.4s ease;
}

.payment-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.payment-modal-header h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: #f5f0e8;
  letter-spacing: 0.03em;
}

.payment-modal-close {
  background: none;
  border: none;
  color: #8a8780;
  cursor: pointer;
  padding: 4px;
  display: flex;
  transition: color 0.2s;
}

.payment-modal-close:hover { color: #f5f0e8; }
.payment-modal-close svg { width: 20px; height: 20px; }

.payment-modal-body {
  padding: 24px;
  text-align: center;
}

.qr-container {
  background: #ffffff;
  border-radius: 12px;
  padding: 16px;
  display: inline-block;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(200, 169, 126, 0.1);
}

.qr-image {
  width: 220px;
  height: 220px;
  display: block;
}

.payment-info { margin-bottom: 20px; }

.payment-order {
  font-size: 0.85rem;
  color: #8a8780;
  margin-bottom: 6px;
}

.payment-order strong {
  color: #c8c4bc;
  font-family: monospace;
  letter-spacing: 0.04em;
}

.payment-amount {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  color: #d2be96;
  font-weight: 600;
}

.payment-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 0;
  font-size: 0.9rem;
  color: #c8c4bc;
}

.payment-spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(210, 190, 150, 0.2);
  border-top-color: #d2be96;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.payment-link-btn {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 24px;
  background: transparent;
  border: 1px solid rgba(200, 169, 126, 0.3);
  color: #d2be96;
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  transition: all 0.3s ease;
}

.payment-link-btn:hover {
  background: rgba(200, 169, 126, 0.1);
  border-color: rgba(200, 169, 126, 0.5);
}

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

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 480px) {
  .qr-image { width: 180px; height: 180px; }
  .payment-amount { font-size: 1.6rem; }
  .payment-modal-body { padding: 16px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* =========================================
   CHAT WIDGET
   ========================================= */
#chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
}

/* FAB Button */
.chat-fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: var(--bg-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(200, 169, 126, 0.35);
  transition: all var(--transition-fast);
  position: relative;
}

.chat-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(200, 169, 126, 0.45);
}

.chat-fab svg { width: 24px; height: 24px; }

.chat-fab-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background: #E54D4D;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
  line-height: 20px;
}

.chat-fab-badge.visible { display: flex; }

/* Chat Window */
.chat-window {
  position: absolute;
  bottom: 68px;
  right: 0;
  width: 380px;
  height: 520px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.95);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
}

.chat-window.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

/* Header */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.chat-header-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #5CB85C;
  flex-shrink: 0;
}

.chat-header-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 22px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  transition: color var(--transition-fast);
}

.chat-header-close:hover { color: var(--text-primary); }

/* Messages Area */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  text-align: center;
  color: var(--text-secondary);
}

.chat-empty p {
  font-size: 20px;
  margin-bottom: 6px;
}

.chat-empty span {
  font-size: 13px;
  color: var(--text-muted);
}

/* Day Separator */
.chat-day-sep {
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  margin: 8px 0;
  letter-spacing: 0.5px;
}

/* Message Bubbles */
.chat-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 13px;
  line-height: 1.5;
  word-break: break-word;
  animation: chatBubbleIn 0.2s ease;
}

@keyframes chatBubbleIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-bubble.user {
  align-self: flex-end;
  background: var(--accent-muted);
  color: var(--text-primary);
  border-bottom-right-radius: 4px;
}

.chat-bubble.admin {
  align-self: flex-start;
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
}

.chat-bubble-time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  opacity: 0.7;
}

.chat-bubble.user .chat-bubble-time { text-align: right; }

/* Login Prompt */
.chat-login-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}

.chat-login-prompt p {
  font-size: 13px;
  color: var(--text-secondary);
}

.chat-login-btn {
  padding: 8px 24px;
  border-radius: var(--radius-md);
  border: none;
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.chat-login-btn:hover { background: var(--accent-hover); }

/* Input Bar */
.chat-input-bar {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-card);
  flex-shrink: 0;
}

#chat-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 8px 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
  resize: none;
  outline: none;
  max-height: 80px;
  line-height: 1.4;
  transition: border-color var(--transition-fast);
}

#chat-input:focus { border-color: var(--accent); }

.chat-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: var(--bg-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.chat-send-btn:hover { background: var(--accent-hover); }
.chat-send-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Sending state */
.chat-bubble.sending { opacity: 0.5; }

/* Responsive */
@media (max-width: 480px) {
  #chat-widget { bottom: 16px; right: 16px; }
  .chat-window {
    width: calc(100vw - 32px);
    height: calc(100vh - 120px);
    bottom: 64px;
    right: -8px;
  }
}