/* ============================================
   JARZ — Global Styles & Components
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('variables.css');

/* ---- 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-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-slow), color var(--transition-slow);
  overflow-x: hidden;
}

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

ul, ol {
  list-style: none;
}

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

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

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

/* ---- Utility Classes ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

.section {
  padding: var(--space-5xl) 0;
}

.section-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 560px;
}

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

.text-center .section-subtitle {
  margin: 0 auto;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn--outline {
  border: 1.5px solid var(--border-strong);
  color: var(--text-primary);
  background: transparent;
}

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

.btn--sm {
  padding: 10px 22px;
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: 18px 44px;
  font-size: var(--font-size-base);
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--text-primary);
}

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

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

/* Theme Toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  background: var(--bg-secondary);
  cursor: pointer;
}

.theme-toggle:hover {
  background: var(--border-strong);
  transform: rotate(15deg);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: var(--text-primary);
  transition: transform var(--transition-base);
}

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

/* Cart Icon */
.cart-icon {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  cursor: pointer;
}

.cart-icon:hover {
  background: var(--bg-secondary);
}

.cart-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-primary);
  fill: none;
  stroke-width: 1.5;
}

.cart-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  transition: transform var(--transition-base);
}

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

/* Mobile Menu */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav__hamburger span {
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}
.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}
.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 999;
  opacity: 0;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  padding: var(--space-3xl) var(--space-xl);
}

.mobile-nav.open {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav__link {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition-fast);
}

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

/* ---- Cards ---- */
.product-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--border);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

.product-card__image {
  width: 100%;
  aspect-ratio: 1;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.product-card__image img {
  width: 75%;
  height: 75%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

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

.product-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--accent);
  color: #fff;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  letter-spacing: var(--letter-spacing-wide);
}

.product-card__info {
  padding: var(--space-lg);
}

.product-card__name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

.product-card__price {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.product-card__price .original {
  text-decoration: line-through;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-regular);
  margin-left: var(--space-sm);
}

/* Color Swatches */
.color-swatches {
  display: flex;
  gap: var(--space-sm);
}

.color-swatch {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.color-swatch:hover,
.color-swatch.active {
  border-color: var(--text-primary);
  transform: scale(1.15);
}

.color-swatch::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 1.5px solid transparent;
  transition: border-color var(--transition-fast);
}

.color-swatch.active::after {
  border-color: var(--accent);
}

/* Product Colors */
.swatch-black { background: #1a1a1a; }
.swatch-gray { background: #8c8c8c; }
.swatch-navy { background: #2c3e6b; }
.swatch-beige { background: #d4c5a0; }
.swatch-olive { background: #6b7c52; }
.swatch-burgundy { background: #7a2e3a; }

/* ---- Feature Cards ---- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-light);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  background: var(--accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.5;
}

.feature-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ---- Footer ---- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-top: var(--space-md);
  max-width: 300px;
}

.footer__title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.footer__link {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
}

.footer__bottom p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.footer__socials {
  display: flex;
  gap: var(--space-md);
}

.footer__socials a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  border: 1px solid var(--border);
}

.footer__socials a:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.footer__socials svg {
  width: 16px;
  height: 16px;
  fill: var(--text-secondary);
  transition: fill var(--transition-fast);
}

.footer__socials a:hover svg {
  fill: #fff;
}

/* ---- Cart Sidebar ---- */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 420px;
  max-width: 100%;
  height: 100vh;
  background: var(--bg-primary);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.cart-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border);
}

.cart-sidebar__header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.cart-sidebar__close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.cart-sidebar__close:hover {
  background: var(--bg-secondary);
}

.cart-sidebar__close svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-primary);
  fill: none;
  stroke-width: 1.5;
}

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

.cart-sidebar__empty {
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
  color: var(--text-muted);
}

.cart-sidebar__empty svg {
  width: 64px;
  height: 64px;
  stroke: var(--border-strong);
  fill: none;
  stroke-width: 1;
  margin-bottom: var(--space-lg);
}

.cart-sidebar__empty p {
  font-size: var(--font-size-sm);
}

.cart-item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border);
}

.cart-item__image {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cart-item__image img {
  width: 70%;
  height: 70%;
  object-fit: contain;
}

.cart-item__details {
  flex: 1;
}

.cart-item__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 2px;
}

.cart-item__variant {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.cart-item__qty button {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.cart-item__qty button:hover {
  border-color: var(--text-primary);
}

.cart-item__qty span {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  min-width: 24px;
  text-align: center;
}

.cart-item__price {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-align: right;
}

.cart-item__remove {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-xs);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.cart-item__remove:hover {
  color: #e74c3c;
}

.cart-sidebar__footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--border);
}

.cart-sidebar__total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.cart-sidebar__total span:first-child {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.cart-sidebar__total span:last-child {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.cart-sidebar__footer .btn {
  width: 100%;
}

/* ---- Toast Notification ---- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  z-index: 3000;
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-xl);
  white-space: nowrap;
}

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

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .section-title {
    font-size: var(--font-size-xl);
  }

  .footer__grid {
    grid-template-columns: 1fr;
  }

  .cart-sidebar {
    width: 100%;
  }
}