/* ========================================
   TAB Wellness — Earthy & Organic Design System
   ======================================== */

/* --- Type Scale --- */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* --- Spacing --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Content Widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* --- Fonts --- */
  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;
}

/* ========================================
   LIGHT MODE (Earthy / Organic Palette)
   ======================================== */
:root, [data-theme="light"] {
  /* Surfaces — warm cream / linen */
  --color-bg:             #F5F1EB;
  --color-surface:        #FAF8F4;
  --color-surface-2:      #FFFFFF;
  --color-surface-offset: #EDE8E0;
  --color-divider:        #D6CEBF;
  --color-border:         #C9BFAD;

  /* Text — warm dark earth */
  --color-text:           #2C2416;
  --color-text-muted:     #7A7060;
  --color-text-faint:     #B5AC9E;
  --color-text-inverse:   #FAF8F4;

  /* Primary — deep forest green */
  --color-primary:        #3D6B4F;
  --color-primary-hover:  #2E5240;
  --color-primary-active: #1F3A2E;
  --color-primary-highlight: #D4E4D9;

  /* Accent — warm gold */
  --color-accent:         #B8860B;
  --color-accent-hover:   #996F08;
  --color-accent-highlight: #F0E4C6;

  /* Semantic */
  --color-error:          #A13544;
  --color-warning:        #B8860B;
  --color-success:        #3D6B4F;

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.2 0.02 70 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.02 70 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.02 70 / 0.12);
}

/* ========================================
   DARK MODE
   ======================================== */
[data-theme="dark"] {
  --color-bg:             #1A1612;
  --color-surface:        #211D18;
  --color-surface-2:      #2A251E;
  --color-surface-offset: #1E1A15;
  --color-divider:        #3A342B;
  --color-border:         #4A4238;

  --color-text:           #D9D0C4;
  --color-text-muted:     #9A8F80;
  --color-text-faint:     #6B6258;
  --color-text-inverse:   #1A1612;

  --color-primary:        #6CA97E;
  --color-primary-hover:  #5A9A6D;
  --color-primary-active: #498B5C;
  --color-primary-highlight: #2A3A2F;

  --color-accent:         #D4A32C;
  --color-accent-hover:   #E0B040;
  --color-accent-highlight: #3A3422;

  --color-error:          #DD6974;
  --color-warning:        #D4A32C;
  --color-success:        #6CA97E;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #1A1612;
    --color-surface:        #211D18;
    --color-surface-2:      #2A251E;
    --color-surface-offset: #1E1A15;
    --color-divider:        #3A342B;
    --color-border:         #4A4238;
    --color-text:           #D9D0C4;
    --color-text-muted:     #9A8F80;
    --color-text-faint:     #6B6258;
    --color-text-inverse:   #1A1612;
    --color-primary:        #6CA97E;
    --color-primary-hover:  #5A9A6D;
    --color-primary-active: #498B5C;
    --color-primary-highlight: #2A3A2F;
    --color-accent:         #D4A32C;
    --color-accent-hover:   #E0B040;
    --color-accent-highlight: #3A3422;
    --color-error:          #DD6974;
    --color-warning:        #D4A32C;
    --color-success:        #6CA97E;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--content-default);
}

/* ========================================
   HEADER / NAV
   ======================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-border) l c h / 0.3);
  padding-block: var(--space-4);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.logo svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.cart-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.cart-btn:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cart-btn svg {
  width: 18px;
  height: 18px;
}

.cart-count {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-full);
  line-height: 1;
}

.cart-count.visible {
  display: flex;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

/* Mobile nav */
.mobile-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-6);
    gap: var(--space-4);
  }
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    oklch(from var(--color-bg) l c h / 0.92) 0%,
    oklch(from var(--color-bg) l c h / 0.75) 40%,
    oklch(from var(--color-bg) l c h / 0.4) 100%
  );
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

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

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

.btn--secondary:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}

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

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn--full {
  width: 100%;
}

/* ========================================
   SECTIONS
   ======================================== */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section--alt {
  background: var(--color-surface);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.section-header.centered {
  text-align: center;
  margin-inline: auto;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   PRODUCT GRID
   ======================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.product-card {
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-border) l c h / 0.4);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-card-img {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-surface-offset);
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

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

.product-card-tag {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.product-card-body {
  padding: var(--space-5);
}

.product-card-category {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.product-card-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.product-price {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.add-to-cart-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.add-to-cart-btn:hover {
  background: var(--color-primary-hover);
}

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

/* ========================================
   BENEFITS / FEATURES
   ======================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

.benefit-card {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-border) l c h / 0.3);
  border-radius: var(--radius-lg);
}

.benefit-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.benefit-icon svg {
  width: 28px;
  height: 28px;
}

.benefit-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.benefit-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========================================
   ABOUT / STORY SECTION
   ======================================== */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (max-width: 768px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

.about-text .section-label {
  margin-bottom: var(--space-3);
}

.about-text .section-title {
  margin-bottom: var(--space-6);
}

.about-text p {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

.testimonial-card {
  padding: var(--space-8);
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-border) l c h / 0.3);
  border-radius: var(--radius-lg);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.testimonial-stars svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.testimonial-quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.testimonial-name {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.testimonial-detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ========================================
   NEWSLETTER
   ======================================== */
.newsletter {
  background: var(--color-primary);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.newsletter .container {
  text-align: center;
}

.newsletter h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-3);
}

.newsletter p {
  color: oklch(from var(--color-text-inverse) l c h / 0.75);
  margin-bottom: var(--space-6);
  margin-inline: auto;
}

.newsletter-form {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  margin-inline: auto;
}

.newsletter-form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid oklch(1 0 0 / 0.2);
  background: oklch(1 0 0 / 0.1);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
}

.newsletter-form input::placeholder {
  color: oklch(1 0 0 / 0.5);
}

.newsletter-form button {
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

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

@media (max-width: 480px) {
  .newsletter-form {
    flex-direction: column;
  }
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

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

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-top: var(--space-4);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

/* ========================================
   CART DRAWER
   ======================================== */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: oklch(0 0 0 / 0.4);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
}

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

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 90vw);
  background: var(--color-bg);
  z-index: 201;
  transform: translateX(100%);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

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

.cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}

.cart-drawer-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
}

.cart-close-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.cart-close-btn:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

.cart-empty {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  color: var(--color-text-muted);
}

.cart-empty svg {
  width: 48px;
  height: 48px;
  margin-inline: auto;
  margin-bottom: var(--space-4);
  color: var(--color-text-faint);
}

.cart-item {
  display: flex;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.cart-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.cart-item-img {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-surface);
}

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

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-name {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.cart-item-price {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-2);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-surface);
}

.qty-btn:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.qty-value {
  font-size: var(--text-sm);
  font-weight: 600;
  min-width: 24px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.cart-item-remove {
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  text-decoration: underline;
  cursor: pointer;
  margin-top: var(--space-1);
}

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

.cart-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.cart-subtotal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

/* ========================================
   CHECKOUT
   ======================================== */
.checkout-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: oklch(from var(--color-bg) l c h / 0.95);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
  padding: var(--space-6);
}

.checkout-overlay.open {
  display: flex;
}

.checkout-panel {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 560px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}

.checkout-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.checkout-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px oklch(from var(--color-primary) l c h / 0.15);
}

.checkout-summary {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-6);
}

.checkout-summary h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.checkout-line {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  font-variant-numeric: tabular-nums;
}

.checkout-line.total {
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-base);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

.checkout-success {
  text-align: center;
  padding: var(--space-8);
  display: none;
}

.checkout-success.show {
  display: block;
}

.checkout-success svg {
  width: 64px;
  height: 64px;
  margin-inline: auto;
  margin-bottom: var(--space-6);
  color: var(--color-success);
}

.checkout-success h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.checkout-success p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   NOTIFICATION TOAST
   ======================================== */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  z-index: 500;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 300ms ease, opacity 300ms ease;
  pointer-events: none;
  box-shadow: var(--shadow-lg);
}

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