/* ==========================================================================
   STRINGWOOD LUTHIER - PREMIUM DESIGN SYSTEM (style.css)
   ========================================================================== */

/* Import Google Fonts: Playfair Display (Luxury Serif) & Inter (Clean Sans) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Color Palette (Warm Wood & Soft Gold) */
  --color-primary: #5c3a21;        /* Deep Rosewood */
  --color-primary-hover: #452b18;
  --color-accent: #c5a059;         /* Brushed Gold */
  --color-accent-hover: #ae863f;
  --color-dark: #110e0c;           /* Charcoal Black */
  --color-dark-subtle: #241f1a;
  --color-light: #fbfaf7;          /* Soft Cream Off-white */
  --color-light-subtle: #f3eee3;
  --color-text-dark: #2a2520;      /* Dark Brownish Charcoal */
  --color-text-light: #fbfaf7;
  --color-text-muted: #7d7265;
  --color-border: #e0d7c6;
  --color-success: #2e7d32;
  --color-error: #c62828;

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --container-width: 1280px;
  --header-height: 80px;

  /* Shadows & Radius */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(92, 58, 33, 0.08);
  --shadow-lg: 0 16px 40px rgba(17, 14, 12, 0.12);
  --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.06);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================================================
   1. RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-light);
  color: var(--color-text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-dark);
  font-weight: 600;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-light-subtle);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* ==========================================================================
   2. REUSABLE UI COMPONENTS (Buttons, Badges)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 2rem;
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: 0.5px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-transform: uppercase;
  font-size: 0.85rem;
  gap: 8px;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

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

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: 2px;
  letter-spacing: 0.5px;
}

.badge-sale {
  background-color: var(--color-error);
  color: #fff;
}

.badge-outofstock {
  background-color: var(--color-text-muted);
  color: #fff;
}

/* ==========================================================================
   3. ANNOUNCEMENT BAR & HEADER
   ========================================================================== */
.announcement-bar {
  background-color: var(--color-dark);
  color: var(--color-text-light);
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  position: relative;
  z-index: 101;
}

.header-wrapper {
  background-color: rgba(251, 250, 247, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.header-wrapper.scrolled {
  box-shadow: var(--shadow-sm);
  height: 70px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.logo {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

/* Desktop Navigation */
.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--color-text-dark);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent);
  transition: var(--transition);
}

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

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

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-action-btn {
  font-size: 1.25rem;
  color: var(--color-text-dark);
  position: relative;
  padding: 0.25rem;
  transition: var(--transition);
}

.nav-action-btn:hover {
  color: var(--color-accent);
  transform: translateY(-1px);
}

.cart-count-badge {
  position: absolute;
  top: -4px;
  right: -6px;
  background-color: var(--color-accent);
  color: var(--color-dark);
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-light);
}

/* Mobile Menu Trigger */
.menu-mobile-btn {
  display: none;
  font-size: 1.4rem;
  color: var(--color-text-dark);
}

/* ==========================================================================
   4. HERO HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  height: calc(100vh - var(--header-height) - 34px);
  min-height: 550px;
  background-color: var(--color-dark);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
  filter: scale(1.05);
  animation: slowZoom 20s infinite alternate;
}

@keyframes slowZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(17, 14, 12, 0.9) 20%, rgba(17, 14, 12, 0.4) 60%, rgba(17, 14, 12, 0.1) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  color: var(--color-text-light);
  padding: 2rem 0;
}

.hero-tag {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1rem;
  display: block;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 500;
  line-height: 1.1;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: 1.05rem;
  color: #ccc3b6;
  margin-bottom: 2.5rem;
  font-weight: 300;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

/* ==========================================================================
   5. CATEGORIES BAR & VITRINE
   ========================================================================== */
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--color-dark);
}

.catalog-section {
  padding: 6rem 0;
}

/* Filter Tab system */
.catalog-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  background-color: var(--color-light);
}

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

.tab-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-light);
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
}

/* Product Card */
.product-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.product-image-container {
  position: relative;
  aspect-ratio: 4/5;
  background-color: #f7f7f7;
  overflow: hidden;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.product-card:hover .product-image {
  transform: scale(1.06);
}

.card-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-quick-add {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(17, 14, 12, 0.85), transparent);
  padding: 2rem 1.2rem 1.2rem;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 6;
}

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

.product-details {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.product-title {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 1rem;
  color: var(--color-accent);
  font-size: 0.85rem;
}

.product-reviews-count {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  margin-left: 4px;
}

.product-pricing {
  margin-top: auto;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.price-original {
  font-size: 0.9rem;
  text-decoration: line-through;
  color: var(--color-text-muted);
}

.price-current {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}

.price-installment {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ==========================================================================
   6. BRAND STORY / BANNER / TESTIMONIALS
   ========================================================================== */
.brand-story-section {
  background-color: var(--color-light-subtle);
  padding: 8rem 0;
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}

.story-image {
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}

.story-content .section-tag {
  text-align: left;
}

.story-title {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.story-desc {
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  color: #4e473e;
}

/* Testimonials */
.testimonials-section {
  padding: 6rem 0;
  background-color: var(--color-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.testimonial-stars {
  color: var(--color-accent);
  margin-bottom: 1.2rem;
}

.testimonial-text {
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-text-dark);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  margin-top: auto;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.testimonial-author-title {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: none;
  font-weight: 400;
  letter-spacing: 0;
  margin-top: 2px;
}

/* Trust Badges section */
.trust-badges-section {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 3rem 0;
  background-color: #fff;
}

.badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.badge-icon {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.badge-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.badge-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  max-width: 200px;
}

/* ==========================================================================
   7. CART DRAWER (Slide-out Right Panel)
   ========================================================================== */
.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 998;
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -480px;
  width: 100%;
  max-width: 460px;
  height: 100%;
  background-color: #fff;
  z-index: 999;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.cart-drawer.active {
  transform: translateX(-480px);
}

.cart-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-title-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cart-title-wrapper h2 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
}

.cart-close-btn {
  font-size: 1.25rem;
  color: var(--color-text-dark);
  padding: 0.5rem;
  transition: var(--transition);
}

.cart-close-btn:hover {
  color: var(--color-accent);
  transform: rotate(90deg);
}

/* Shipping Progress Tracker */
.cart-shipping-tracker {
  padding: 1.2rem 2rem;
  background-color: var(--color-light-subtle);
  border-bottom: 1px solid var(--color-border);
}

.tracker-message {
  font-size: 0.8rem;
  margin-bottom: 0.6rem;
}

.tracker-bar-bg {
  height: 6px;
  background-color: var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}

.tracker-bar-fill {
  height: 100%;
  background-color: var(--color-success);
  width: 0%;
  border-radius: 10px;
  transition: width 0.5s ease-out;
}

/* Cart Body items list */
.cart-items-container {
  flex-grow: 1;
  overflow-y: auto;
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.cart-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.2rem;
  align-items: center;
}

.cart-item-image-wrap {
  aspect-ratio: 1;
  background-color: #f7f7f7;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

.cart-item-info {
  display: flex;
  flex-direction: column;
  position: relative;
}

.cart-item-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  padding-right: 1.5rem;
}

.cart-item-option {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.cart-item-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: var(--transition);
}

.qty-btn:hover {
  background-color: var(--color-light-subtle);
  color: var(--color-primary);
}

.qty-val {
  width: 30px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
}

.cart-item-price {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
}

.cart-item-remove {
  position: absolute;
  top: 0;
  right: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

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

/* Empty cart style */
.cart-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1rem;
  color: var(--color-text-muted);
}

.cart-empty-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  color: var(--color-border);
}

.cart-empty-state h3 {
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
}

.cart-empty-state p {
  font-size: 0.85rem;
  margin-bottom: 2rem;
  max-width: 280px;
}

/* Cart Footer summary */
.cart-footer {
  padding: 2rem;
  border-top: 1px solid var(--color-border);
  background-color: #fff;
}

.cart-summary-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.cart-summary-line.total {
  margin-top: 1rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-dark);
}

.cart-footer-disclaimer {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: 1.5rem;
}

.cart-action-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cart-action-buttons .btn {
  width: 100%;
}

/* ==========================================================================
   8. DYNAMIC PRODUCT DETAILS PAGE (`product.html`)
   ========================================================================== */
.breadcrumb {
  padding: 2rem 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

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

.product-detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  margin-bottom: 6rem;
}

/* Gallery layout */
.product-gallery {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.gallery-main-view {
  aspect-ratio: 4/5;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
  cursor: zoom-in;
}

.gallery-main-view img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease-out;
}

/* Thumbnails list */
.gallery-thumbs {
  display: flex;
  gap: 1rem;
}

.thumb-item {
  width: 80px;
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background-color: #fff;
  transition: var(--transition);
}

.thumb-item:hover,
.thumb-item.active {
  border-color: var(--color-primary);
}

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

/* Product Options & purchasing */
.product-purchase-panel {
  display: flex;
  flex-direction: column;
}

.product-brand {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.product-detail-title {
  font-size: 2.6rem;
  margin-bottom: 1rem;
  color: var(--color-dark);
}

.product-detail-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.5rem;
}

.product-detail-rating span {
  color: var(--color-text-muted);
}

.product-detail-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 1.5rem;
}

.product-detail-price .original {
  font-size: 1.1rem;
  text-decoration: line-through;
  color: var(--color-text-muted);
}

.product-detail-price .current {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.product-detail-installments {
  font-size: 0.85rem;
  color: var(--color-success);
  margin-top: -1rem;
  margin-bottom: 2rem;
  font-weight: 500;
}

/* Selector Groups */
.selector-group {
  margin-bottom: 2rem;
}

.selector-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-dark);
  margin-bottom: 0.75rem;
  display: block;
}

/* Swatches color */
.swatches-container {
  display: flex;
  gap: 0.75rem;
}

.swatch-btn {
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
  background-color: #fff;
}

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

.swatch-btn.active {
  border-color: var(--color-primary);
  background-color: var(--color-light-subtle);
  font-weight: 600;
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Purchase details */
.purchase-row {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.purchase-qty-select {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  height: 52px;
  background-color: #fff;
}

.purchase-qty-btn {
  width: 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.purchase-qty-btn:hover {
  background-color: var(--color-light-subtle);
}

.purchase-qty-val {
  width: 40px;
  text-align: center;
  font-weight: 600;
}

.purchase-row .btn {
  flex-grow: 1;
  height: 52px;
}

/* Accordions Specs */
.accordion-wrapper {
  border-top: 1px solid var(--color-border);
  margin-top: 2rem;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  padding: 1.25rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-dark);
  text-align: left;
}

.accordion-icon {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
  color: var(--color-text-muted);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  font-size: 0.9rem;
  color: #4e473e;
}

.accordion-content-inner {
  padding-bottom: 1.5rem;
}

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

.specs-table td {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-light-subtle);
}

.specs-table td:first-child {
  font-weight: 600;
  width: 35%;
  color: var(--color-dark);
}

/* ==========================================================================
   9. CHECKOUT PAGE (`checkout.html`)
   ========================================================================== */
.checkout-wrapper {
  padding: 4rem 0;
}

.checkout-grid-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: start;
}

.checkout-card-box {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.checkout-block-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1rem;
}

.checkout-block-title h3 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
}

.checkout-number-badge {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}

/* Form Styles */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-group-row {
  display: flex;
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.form-field.w-30 { width: 30%; }
.form-field.w-50 { width: 50%; }
.form-field.w-70 { width: 70%; }

.form-field label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
  color: var(--color-text-dark);
}

.input-control {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  background-color: var(--color-light);
  transition: var(--transition);
  width: 100%;
}

.input-control:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(92, 58, 33, 0.1);
}

/* Payment tabs selectors */
.checkout-payment-methods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.payment-tab {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.payment-tab i {
  font-size: 1.4rem;
}

.payment-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.payment-tab.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-light-subtle);
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Interactive Card Visualizer */
.credit-card-preview-area {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
  perspective: 1000px;
}

.credit-card-mockup {
  width: 320px;
  height: 190px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #2a1f18 0%, #5c3a21 100%);
  color: #fff;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.credit-card-mockup.flipped {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  position: absolute;
  top: 0;
  left: 0;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #1c1510 0%, #352213 100%);
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-chip-element {
  width: 40px;
  height: 30px;
  background: linear-gradient(135deg, #e0a96d 0%, #c29553 100%);
  border-radius: 4px;
}

.card-brand-display {
  font-size: 1.6rem;
  color: var(--color-accent);
}

.card-num-display {
  font-family: monospace;
  font-size: 1.25rem;
  letter-spacing: 2px;
  margin: 1.5rem 0;
}

.card-footer-row {
  display: flex;
  justify-content: space-between;
}

.card-field-col span {
  font-size: 0.6rem;
  color: #c5a059;
  text-transform: uppercase;
}

.card-field-col div {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.card-mag-stripe {
  height: 40px;
  background-color: #111;
  margin: 0 -1.5rem;
  margin-top: 1rem;
}

.card-signature-panel {
  background-color: #fff;
  height: 35px;
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  color: #222;
  font-family: monospace;
  font-weight: 700;
}

/* Payment description templates */
.payment-instruction-box {
  display: none;
  background-color: var(--color-light-subtle);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.payment-instruction-box.active {
  display: block;
}

.pix-badge {
  background-color: rgba(46, 125, 50, 0.1);
  color: var(--color-success);
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
}

/* Summary items order */
.checkout-summary-box {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2.5rem;
  position: sticky;
  top: 110px;
}

.checkout-items-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 2rem;
  max-height: 250px;
  overflow-y: auto;
  padding-right: 5px;
}

.checkout-item-row {
  display: grid;
  grid-template-columns: 50px 1fr 80px;
  gap: 1rem;
  align-items: center;
}

.checkout-item-img {
  width: 50px;
  aspect-ratio: 1;
  background-color: #f7f7f7;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

.checkout-item-title-col {
  font-size: 0.85rem;
  font-weight: 600;
}

.checkout-item-title-col span {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-top: 2px;
}

.checkout-item-price-col {
  text-align: right;
  font-weight: 700;
  font-size: 0.9rem;
}

/* Pricing grid */
.checkout-pricing-summary {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
}

.checkout-price-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.checkout-price-line.discount {
  color: var(--color-success);
  font-weight: 600;
}

.checkout-price-line.total {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  margin-top: 0.5rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-dark);
}

.checkout-guarantee {
  display: flex;
  justify-content: space-around;
  margin: 1.5rem 0;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-light-subtle);
  border-bottom: 1px solid var(--color-light-subtle);
  padding: 1rem 0;
}

.checkout-guarantee div {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Gateway Loading overlay */
.gateway-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(17, 14, 12, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  color: #fff;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.gateway-overlay.active {
  opacity: 1;
  visibility: visible;
}

.gateway-spinner-box {
  text-align: center;
  max-width: 400px;
  padding: 2rem;
}

.gateway-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(197, 160, 89, 0.2);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  margin: 0 auto 2rem;
  animation: spin 1s infinite linear;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

.gateway-spinner-box h3 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.gateway-spinner-box p {
  font-size: 0.85rem;
  color: #aaa;
}

/* Success Card */
.checkout-success-card {
  text-align: center;
  max-width: 580px;
  margin: 3rem auto;
}

.success-icon-badge {
  width: 70px;
  height: 70px;
  background-color: rgba(46, 125, 50, 0.1);
  color: var(--color-success);
  font-size: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.checkout-success-card h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.checkout-success-card p {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.order-info-box {
  background-color: var(--color-light-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: left;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

.order-info-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.order-info-row:last-child {
  margin-bottom: 0;
  border-top: 1px solid var(--color-border);
  padding-top: 0.5rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   10. FOOTER
   ========================================================================== */
.footer-wrap {
  background-color: var(--color-dark);
  color: #aaa195;
  padding: 5rem 0 2rem;
  border-top: 3px solid var(--color-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-column h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
}

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-top: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: var(--transition);
}

.social-icon:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-dark);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.newsletter-form-wrap p {
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.newsletter-input-group {
  display: flex;
}

.newsletter-input {
  background-color: #241f1a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  padding: 0.75rem 1rem;
  color: #fff;
  flex-grow: 1;
  font-size: 0.85rem;
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.newsletter-btn {
  background-color: var(--color-accent);
  color: var(--color-dark);
  padding: 0 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.85rem;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.payment-methods-icons {
  display: flex;
  gap: 12px;
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.15);
}

.payment-methods-icons i:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   11. CUSTOM TOAST NOTIFICATIONS
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.toast {
  background-color: var(--color-dark);
  color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  font-weight: 500;
  border-left: 4px solid var(--color-accent);
  transform: translateY(20px);
  opacity: 0;
  animation: slideIn 0.3s forwards cubic-bezier(0.25, 0.8, 0.25, 1);
}

@keyframes slideIn {
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.toast.error {
  border-left-color: var(--color-error);
}

.toast.success {
  border-left-color: var(--color-success);
}

/* ==========================================================================
   12. RESPONSIVENESS MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .checkout-grid-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .story-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
  .nav-menu {
    display: none; /* Em ambiente de produção real seria um drawer mobile */
  }
  .menu-mobile-btn {
    display: block;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .badges-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .checkout-payment-methods {
    grid-template-columns: 1fr;
  }
}