/* =========================================
   DESIGN TOKENS — Light & Dark Mode
   ========================================= */
:root {
  --c-primary:      #2ecc71;
  --c-primary-dark: #27ae60;
  --c-accent:       #e74c3c;
  --c-bg:           #f0f4f8;
  --c-surface:      #ffffff;
  --c-surface-2:    #f8fafc;
  --c-border:       #e8ecf0;
  --c-text:         #1a2332;
  --c-text-2:       #4a5568;
  --c-text-3:       #8896a4;
  --c-shadow-sm:    0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --c-shadow-md:    0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --c-shadow-lg:    0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
  --c-shadow-hover: 0 20px 60px rgba(46,204,113,0.15), 0 8px 24px rgba(0,0,0,0.08);
  --r-sm:  8px;
  --r-md:  14px;
  --r-lg:  20px;
  --r-xl:  28px;
  --t-fast:   180ms cubic-bezier(0.4,0,0.2,1);
  --t-normal: 280ms cubic-bezier(0.4,0,0.2,1);
  --t-slow:   400ms cubic-bezier(0.4,0,0.2,1);
  --font: 'Poppins', 'Segoe UI', Arial, sans-serif;
  --navbar-h: 72px;
  --max-w: 1320px;
}

/* Dark mode via HTML attribute */
[data-theme="dark"] {
  --c-bg:        #0f1923;
  --c-surface:   #1a2535;
  --c-surface-2: #1e2d40;
  --c-border:    #2a3a4e;
  --c-text:      #e8f0f8;
  --c-text-2:    #94a8bc;
  --c-text-3:    #5a7080;
  --c-shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --c-shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --c-shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
}

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

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

body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text);
  overflow-x: hidden;
  line-height: 1.6;
  transition: background var(--t-slow), color var(--t-slow);
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* Dark toggle input hidden */
.dark-toggle-input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }

/* =========================================
   LAYOUT UTILITIES
   ========================================= */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--c-text-2);
  margin-top: 0.5rem;
  font-weight: 400;
}

/* =========================================
   SHARED BUTTONS
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--r-xl);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  min-height: 48px;
  transition: all var(--t-normal);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: #fff;
  box-shadow: 0 4px 20px rgba(46,204,113,0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(46,204,113,0.45);
}

.btn--outline {
  background: transparent;
  color: var(--c-primary);
  border-color: var(--c-primary);
}
.btn--outline:hover {
  background: var(--c-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--navbar-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--c-shadow-sm);
  display: flex;
  align-items: center;
  transition: background var(--t-slow), border-color var(--t-slow);
}
[data-theme="dark"] .navbar {
  background: rgba(26, 37, 53, 0.92);
}

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  width: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--c-text);
  white-space: nowrap;
  letter-spacing: -0.03em;
}

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: #fff;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  flex-shrink: 0;
}

.navbar__search {
  flex: 1;
  max-width: 480px;
  display: flex;
  align-items: center;
  background: var(--c-bg);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.navbar__search:focus-within {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(46,204,113,0.12);
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.65rem 1.25rem;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--c-text);
  outline: none;
}
.search-input::placeholder { color: var(--c-text-3); }

.search-btn {
  border: none;
  background: var(--c-primary);
  color: #fff;
  padding: 0.65rem 1.1rem;
  cursor: pointer;
  font-size: 1rem;
  transition: background var(--t-fast);
  min-height: 44px;
}
.search-btn:hover { background: var(--c-primary-dark); }

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-link {
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text-2);
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-link:hover { color: var(--c-primary); background: rgba(46,204,113,0.08); }

/* Dark mode toggle button */
.dark-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--t-fast);
  font-size: 1.1rem;
}
.dark-toggle-btn:hover { background: var(--c-surface-2); }
.dark-toggle-btn__icon--dark { display: none; }
[data-theme="dark"] .dark-toggle-btn__icon--light { display: none; }
[data-theme="dark"] .dark-toggle-btn__icon--dark  { display: block; }

.cart-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  font-size: 1.3rem;
  cursor: pointer;
  transition: background var(--t-fast);
}
.cart-icon:hover { background: var(--c-surface-2); }

.cart-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--c-accent);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Navbar responsive */
@media (max-width: 768px) {
  .navbar { height: auto; padding: 0.875rem 0; }
  .navbar__inner { flex-wrap: wrap; gap: 0.75rem; }
  .navbar__search { order: 3; flex-basis: 100%; max-width: 100%; }
  .navbar__logo { font-size: 1.15rem; }
}
@media (max-width: 480px) {
  .nav-link { font-size: 0.8rem; padding: 0.4rem 0.6rem; }
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  padding: 6rem 0 5rem;
  background: linear-gradient(160deg, #e8f8f0 0%, #f0faf5 40%, var(--c-bg) 100%);
  overflow: hidden;
  position: relative;
  transition: background var(--t-slow);
}
[data-theme="dark"] .hero {
  background: linear-gradient(160deg, #0d2116 0%, #0f1923 40%, var(--c-bg) 100%);
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(46,204,113,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero__content { flex: 1; max-width: 580px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(46,204,113,0.1);
  color: var(--c-primary-dark);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(46,204,113,0.2);
  letter-spacing: 0.01em;
}

.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--c-text);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}
.hero__title--accent {
  color: var(--c-primary);
  position: relative;
}

.hero__subtitle {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--c-text-2);
  line-height: 1.75;
  margin-bottom: 2.25rem;
  max-width: 480px;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero__stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--c-border);
}
.hero__stat { display: flex; flex-direction: column; gap: 0.1rem; }
.hero__stat strong {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--c-primary);
  letter-spacing: -0.02em;
}
.hero__stat span { font-size: 0.8rem; color: var(--c-text-3); font-weight: 500; }

/* Hero illustration */
.hero__illustration {
  flex: 0 0 440px;
  height: 400px;
}
.hero__illustration-inner {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(46,204,113,0.12), rgba(39,174,96,0.06));
  border-radius: var(--r-xl);
  border: 1px solid rgba(46,204,113,0.15);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__cross {
  font-size: 7rem;
  color: var(--c-primary);
  opacity: 0.15;
  font-weight: 800;
  user-select: none;
}
.hero__pill {
  position: absolute;
  font-size: 2rem;
  background: var(--c-surface);
  border-radius: 50%;
  width: 60px; height: 60px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--c-shadow-md);
  border: 1px solid var(--c-border);
}
.hero__pill--1 { top: 18%; left: 12%; }
.hero__pill--2 { top: 12%; right: 14%; }
.hero__pill--3 { bottom: 22%; right: 10%; }
.hero__circle {
  position: absolute;
  border-radius: 50%;
  background: var(--c-primary);
  opacity: 0.06;
}
.hero__circle--1 { width: 200px; height: 200px; bottom: -60px; left: -60px; }
.hero__circle--2 { width: 130px; height: 130px; top: -30px; right: -30px; }

@media (max-width: 1024px) {
  .hero__illustration { flex: 0 0 360px; height: 340px; }
}
@media (max-width: 768px) {
  .hero { padding: 3.5rem 0 3rem; }
  .hero__inner { flex-direction: column; gap: 2.5rem; }
  .hero__content { max-width: 100%; text-align: center; }
  .hero__subtitle { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; gap: 2rem; }
  .hero__illustration { flex: none; width: 100%; max-width: 380px; height: 260px; margin: 0 auto; }
}
@media (max-width: 480px) {
  .hero { padding: 2.5rem 0 2rem; }
  .hero__illustration { height: 210px; }
  .hero__stats { gap: 1.5rem; }
}

/* =========================================
   CATEGORIES
   ========================================= */
.categories {
  padding: 4rem 0;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}

.categories__header {
  margin-bottom: 2rem;
}

/* Hidden radio inputs */
.cat-radio { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }

.categories__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.75rem 1rem 1.5rem;
  background: var(--c-surface-2);
  border: 2px solid var(--c-border);
  border-radius: var(--r-lg);
  cursor: pointer;
  text-align: center;
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
  user-select: none;
}
.category-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(46,204,113,0.06), transparent);
  opacity: 0;
  transition: opacity var(--t-normal);
}
.category-card:hover {
  border-color: var(--c-primary);
  transform: translateY(-4px);
  box-shadow: var(--c-shadow-hover);
}
.category-card:hover::after { opacity: 1; }

/* Active state via :checked sibling */
#cat-all:checked    ~ .categories__grid .category-card--all,
#cat-agri:checked   ~ .categories__grid .category-card--agri,
#cat-vitamin:checked ~ .categories__grid .category-card--vitamin,
#cat-cilt:checked   ~ .categories__grid .category-card--cilt,
#cat-soguk:checked  ~ .categories__grid .category-card--soguk {
  border-color: var(--c-primary);
  background: rgba(46,204,113,0.06);
  box-shadow: 0 0 0 3px rgba(46,204,113,0.15);
}
#cat-all:checked    ~ .categories__grid .category-card--all .category-card__name,
#cat-agri:checked   ~ .categories__grid .category-card--agri .category-card__name,
#cat-vitamin:checked ~ .categories__grid .category-card--vitamin .category-card__name,
#cat-cilt:checked   ~ .categories__grid .category-card--cilt .category-card__name,
#cat-soguk:checked  ~ .categories__grid .category-card--soguk .category-card__name {
  color: var(--c-primary-dark);
}

.category-card__icon-wrap {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  transition: transform var(--t-normal), box-shadow var(--t-normal);
  box-shadow: var(--c-shadow-sm);
}
.category-card:hover .category-card__icon-wrap {
  transform: scale(1.1);
  box-shadow: var(--c-shadow-md);
}

.category-card__name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-text);
  transition: color var(--t-fast);
}
.category-card__count {
  font-size: 0.75rem;
  color: var(--c-text-3);
  background: var(--c-border);
  padding: 0.15rem 0.6rem;
  border-radius: 50px;
  font-weight: 500;
}

/* Category filter logic — show/hide products */
.product-card { display: flex; }

#cat-agri:checked   ~ * .product-card[data-cat="vitamin"],
#cat-agri:checked   ~ * .product-card[data-cat="cilt"],
#cat-agri:checked   ~ * .product-card[data-cat="soguk"],
#cat-vitamin:checked ~ * .product-card[data-cat="agri"],
#cat-vitamin:checked ~ * .product-card[data-cat="cilt"],
#cat-vitamin:checked ~ * .product-card[data-cat="soguk"],
#cat-cilt:checked   ~ * .product-card[data-cat="agri"],
#cat-cilt:checked   ~ * .product-card[data-cat="vitamin"],
#cat-cilt:checked   ~ * .product-card[data-cat="soguk"],
#cat-soguk:checked  ~ * .product-card[data-cat="agri"],
#cat-soguk:checked  ~ * .product-card[data-cat="vitamin"],
#cat-soguk:checked  ~ * .product-card[data-cat="cilt"] {
  display: none;
}

@media (max-width: 1024px) {
  .categories__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .categories { padding: 2.5rem 0; }
  .categories__grid { grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
  .category-card { padding: 1.25rem 0.75rem; }
  .category-card__icon-wrap { width: 48px; height: 48px; font-size: 1.4rem; }
}
@media (max-width: 480px) {
  .categories__grid { grid-template-columns: repeat(2, 1fr); }
  .category-card__name { font-size: 0.8rem; }
}

/* =========================================
   MAIN LAYOUT
   ========================================= */
.main-layout { padding: 3rem 0 4rem; }

.main-layout__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  align-items: start;
}

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
  position: sticky;
  top: calc(var(--navbar-h) + 1.5rem);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--c-shadow-sm);
  overflow: hidden;
  transition: background var(--t-slow), border-color var(--t-slow);
}

.sidebar__section {
  padding: 1.5rem;
  border-bottom: 1px solid var(--c-border);
}
.sidebar__section:last-child { border-bottom: none; }

.sidebar__title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-3);
  margin-bottom: 1rem;
}

.filter-list { list-style: none; display: flex; flex-direction: column; gap: 0.25rem; }

.filter-label {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.625rem;
  border-radius: var(--r-sm);
  font-size: 0.875rem;
  color: var(--c-text-2);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}
.filter-label:hover { background: var(--c-surface-2); color: var(--c-text); }

.filter-checkbox {
  width: 16px; height: 16px;
  accent-color: var(--c-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.filter-count {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--c-text-3);
  background: var(--c-surface-2);
  padding: 0.1rem 0.5rem;
  border-radius: 50px;
  border: 1px solid var(--c-border);
}

.price-range { display: flex; flex-direction: column; gap: 0.75rem; }
.price-range__labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--c-text-3);
  font-weight: 500;
}
.price-slider {
  width: 100%;
  accent-color: var(--c-primary);
  cursor: pointer;
  height: 4px;
  border-radius: 2px;
}
.price-range__value { font-size: 0.85rem; color: var(--c-text-2); }
.price-range__value strong { color: var(--c-primary); font-weight: 700; }

/* =========================================
   PRODUCT GRID
   ========================================= */
.product-grid__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.product-grid__count {
  font-size: 0.85rem;
  color: var(--c-text-3);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 0.3rem 0.875rem;
  border-radius: 50px;
  font-weight: 500;
}

.product-grid__items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
@media (min-width: 1200px) {
  .product-grid__items { grid-template-columns: repeat(3, 1fr); }
}

/* =========================================
   PRODUCT CARD — FULL REDESIGN
   ========================================= */
.product-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--c-shadow-sm);
  overflow: hidden;
  flex-direction: column;
  transition: transform var(--t-normal), box-shadow var(--t-normal), border-color var(--t-normal);
  position: relative;
}
.product-card__link-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--c-shadow-hover);
  border-color: rgba(46,204,113,0.25);
}

/* Clean white image area */
.product-card__image {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--c-surface-2) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--c-border);
}
.product-card__img-icon {
  font-size: 3.5rem;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.product-card__badge {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--c-accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 50px;
  letter-spacing: 0.02em;
}

.product-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.5rem;
}

.product-card__cat-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-primary-dark);
  background: rgba(46,204,113,0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  align-self: flex-start;
  border: 1px solid rgba(46,204,113,0.15);
}

.product-card__name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-text);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.product-card__desc {
  font-size: 0.82rem;
  color: var(--c-text-3);
  line-height: 1.55;
  flex: 1;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.75rem;
  padding-top: 0.875rem;
  border-top: 1px solid var(--c-border);
  flex-wrap: wrap;
  position: relative;
  z-index: 20;
}

.product-card__prices { display: flex; flex-direction: column; gap: 0.1rem; }

.product-card__price {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--c-primary-dark);
  letter-spacing: -0.02em;
}

.product-card__original-price {
  font-size: 0.78rem;
  color: var(--c-text-3);
  text-decoration: line-through;
}

.sepete-ekle {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: #fff;
  border: none;
  border-radius: var(--r-xl);
  padding: 0.55rem 1.1rem;
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(46,204,113,0.3);
  transition: all var(--t-fast);
}
.sepete-ekle:hover {
  background: linear-gradient(135deg, var(--c-primary-dark), #1e8449);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(46,204,113,0.4);
}

/* Responsive main layout */
@media (max-width: 1024px) {
  .main-layout__inner { grid-template-columns: 240px 1fr; }
  .product-grid__items { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .main-layout { padding: 2rem 0 3rem; }
  .main-layout__inner { grid-template-columns: 200px 1fr; gap: 1.25rem; }
  .sidebar { position: static; }
  .product-grid__items { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .main-layout__inner { grid-template-columns: 1fr; }
  .sidebar { position: static; width: 100%; }
  .product-grid__items { grid-template-columns: 1fr; }
  .product-card__footer { flex-direction: column; align-items: stretch; }
  .sepete-ekle { width: 100%; text-align: center; justify-content: center; }
}

/* =========================================
   CAMPAIGN BANNER
   ========================================= */
.campaign-banner {
  padding: 4rem 0;
  background: linear-gradient(135deg, #1a7a45 0%, var(--c-primary-dark) 40%, var(--c-primary) 100%);
  position: relative;
  overflow: hidden;
}
.campaign-banner::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.campaign-banner::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.campaign-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.campaign-banner__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.875rem;
  border-radius: 50px;
  margin-bottom: 0.875rem;
  border: 1px solid rgba(255,255,255,0.2);
  letter-spacing: 0.02em;
}

.campaign-banner__title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.625rem;
}

.campaign-banner__subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  font-weight: 400;
}

.campaign-banner__btn {
  background: #fff;
  color: var(--c-primary-dark);
  border-color: #fff;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.campaign-banner__btn:hover {
  background: transparent;
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

@media (max-width: 480px) {
  .campaign-banner { padding: 2.5rem 0; }
  .campaign-banner__inner { flex-direction: column; text-align: center; }
  .campaign-banner__btn { width: 100%; }
}

/* =========================================
   TRUST SECTION
   ========================================= */
.trust-section {
  padding: 4rem 0;
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

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

.trust-block {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.75rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  transition: box-shadow var(--t-normal), transform var(--t-normal);
}
.trust-block:hover {
  box-shadow: var(--c-shadow-md);
  transform: translateY(-3px);
}

.trust-block__icon-wrap {
  font-size: 2rem;
  width: 56px; height: 56px;
  background: rgba(46,204,113,0.08);
  border: 1px solid rgba(46,204,113,0.15);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.trust-block__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 0.375rem;
  letter-spacing: -0.01em;
}
.trust-block__desc {
  font-size: 0.85rem;
  color: var(--c-text-2);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .trust-section__inner { grid-template-columns: 1fr; gap: 1rem; }
  .trust-block { padding: 1.25rem; }
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
  background: #0f1923;
  color: rgba(255,255,255,0.65);
  padding-top: 4rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.75fr repeat(3, 1fr);
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.footer__logo .logo-icon { background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark)); }

.footer__about {
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.5);
  max-width: 280px;
}

.footer__col-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1.25rem;
}

.footer__links { list-style: none; display: flex; flex-direction: column; gap: 0.625rem; }

.footer__link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--t-fast);
}
.footer__link:hover { color: var(--c-primary); }

.footer__social { display: flex; gap: 0.625rem; margin-top: 1.5rem; }

.footer__social-link {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--t-fast);
}
.footer__social-link:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
  transform: translateY(-2px);
}

.footer__bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

@media (max-width: 1024px) {
  .footer__inner { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}
@media (max-width: 768px) {
  .footer { padding-top: 2.5rem; }
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; padding-bottom: 2rem; }
  .footer__about { max-width: 100%; }
}

/* =========================================
   GLOBAL POLISH
   ========================================= */
.product-card__name,
.product-card__desc { overflow-wrap: break-word; word-break: break-word; }

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .section-title { font-size: 1.4rem; }
  .trust-section { padding: 2.5rem 0; }
  .campaign-banner { padding: 2.5rem 0; }
  .main-layout { padding: 1.5rem 0 2.5rem; }
  .categories { padding: 2.5rem 0; }
}

/* =========================================
   TOAST NOTIFICATION
   ========================================= */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  background: var(--c-surface);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  box-shadow: var(--c-shadow-lg);
  padding: 1rem 1.5rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 0.9rem;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Sidebar Reset Button Styles */
.sidebar__reset {
  width: 100%;
  padding: 0.8rem;
  background: var(--c-surface-2);
  color: var(--c-text-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t-fast);
  margin-top: 1rem;
}
.sidebar__reset:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}
/* Real Image styles */
.product-card__img {
  width: 100%;
}

/* =========================================
   TOAST NOTIFICATION
   ========================================= */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  background: var(--c-surface);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  box-shadow: var(--c-shadow-lg);
  padding: 1rem 1.5rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 0.9rem;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Sidebar Reset Button Styles */
.sidebar__reset {
  width: 100%;
  padding: 0.8rem;
  background: var(--c-surface-2);
  color: var(--c-text-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t-fast);
  margin-top: 1rem;
}
.sidebar__reset:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}
/* Real Image styles */
.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.5rem;
  transition: transform var(--t-normal);
}
.product-card:hover .product-card__img {
  transform: scale(1.05);
}

/* =========================================
   PRODUCT DETAIL PAGE (PDP)
   ========================================= */
.breadcrumb {
  padding: 2rem 0 1rem;
  font-size: 0.9rem;
  color: var(--c-text-3);
  font-weight: 500;
}
.breadcrumb a {
  color: var(--c-text-2);
  transition: color var(--t-fast);
}
.breadcrumb a:hover {
  color: var(--c-primary);
}

/* 2-Column Main Layout */
.pdp-main {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
  align-items: flex-start;
}

/* GALLERY (Left Col) */
.pdp-gallery {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: sticky;
  top: calc(var(--navbar-h) + 2rem);
}
.pdp-gallery__main {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  box-shadow: var(--c-shadow-md);
  position: relative;
}
.pdp-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.pdp-gallery__main-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  background: var(--c-accent);
  color: #fff;
  font-weight: 800;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.9rem;
}

.pdp-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.pdp-gallery__thumb {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 1rem;
  aspect-ratio: 1 / 1;
  cursor: pointer;
  transition: all var(--t-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pdp-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.pdp-gallery__thumb:hover, .pdp-gallery__thumb--active {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(46,204,113,0.15);
}

/* INFO (Right Col) */
.pdp-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.pdp-info__tag {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(46,204,113,0.1);
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  width: fit-content;
}
.pdp-info__title {
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--c-text);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.pdp-info__subtitle {
  font-size: 1.1rem;
  color: var(--c-text-2);
  line-height: 1.5;
}

.pdp-rating {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--c-text-3);
}
.pdp-rating__stars {
  color: #f39c12;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
}

.pdp-price-box {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  margin: 0.5rem 0;
  flex-wrap: wrap;
}
.pdp-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--c-primary-dark);
  line-height: 1;
  letter-spacing: -0.02em;
}
.pdp-stock {
  font-size: 0.95rem;
  font-weight: 600;
  color: #27ae60;
  background: rgba(46,204,113,0.15);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pdp-summary {
  font-size: 1rem;
  color: var(--c-text-2);
  line-height: 1.7;
}

.pdp-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: nowrap;
}
.qty-selector {
  display: flex;
  align-items: center;
  border: 2px solid var(--c-border);
  border-radius: var(--r-xl);
  background: var(--c-surface);
  overflow: hidden;
  height: 52px;
}
.qty-btn {
  background: transparent;
  border: none;
  width: 44px;
  height: 100%;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-2);
  transition: background var(--t-fast);
}
.qty-btn:hover { background: var(--c-surface-2); }
.qty-input {
  width: 50px;
  border: none;
  text-align: center;
  font-weight: 700;
  font-family: var(--font);
  font-size: 1.1rem;
  background: transparent;
  color: var(--c-text);
  pointer-events: none;
}

.pdp-actions .btn {
  height: 52px;
  flex: 1;
  min-width: 180px;
  font-size: 1.05rem;
}

.pdp-delivery-box {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  box-shadow: var(--c-shadow-sm);
  border-radius: var(--r-xl);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}
.pdp-delivery-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
  color: var(--c-text);
  font-weight: 500;
}
.pdp-delivery-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(46,204,113,0.1);
  font-size: 1.2rem;
  border-radius: 50%;
  color: var(--c-primary-dark);
}

.pdp-trust-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-border);
}
.pdp-trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--c-text-3);
  font-weight: 600;
  text-align: center;
}
.pdp-trust-badge span {
  font-size: 1.5rem;
  color: var(--c-text-2);
}

/* STACKED DESCRIPTION SECTIONS */
.pdp-details-sections {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 5rem;
}
.pdp-section {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: 3rem;
  box-shadow: var(--c-shadow-sm);
}
.pdp-section__title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.pdp-section__title::before {
  content: "";
  display: block;
  width: 6px;
  height: 24px;
  background: var(--c-primary);
  border-radius: 10px;
}
.pdp-section__content {
  font-size: 1.05rem;
  color: var(--c-text-2);
  line-height: 1.8;
}
.pdp-section__content p {
  margin-bottom: 1rem;
}
.pdp-section__content ul {
  padding-left: 1.5rem;
  margin-top: 1rem;
}
.pdp-section__content li {
  margin-bottom: 0.5rem;
  position: relative;
}

/* RELATED PRODUCTS SECTION */
.related-products {
  padding: 5rem 0;
  background: var(--c-surface-2);
  border-top: 1px solid var(--c-border);
}
.related-products .section-title {
  text-align: center;
  margin-bottom: 3rem;
}

/* =========================================
   PDP RESPONSIVE: DESKTOP & TABLET
   ========================================= */
@media (max-width: 1024px) {
  .pdp-main {
    gap: 2.5rem;
    grid-template-columns: 1fr 1fr;
  }
  .pdp-gallery__main {
    padding: 2rem;
  }
  .pdp-section {
    padding: 2rem;
  }
}

/* =========================================
   PDP RESPONSIVE: TABLET & SMALL
   ========================================= */
@media (max-width: 768px) {
  .pdp-main {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .pdp-gallery {
    position: static;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }
  .pdp-info {
    gap: 1.25rem;
  }
  .pdp-trust-badges {
    justify-content: space-around;
  }
  .pdp-section {
    padding: 1.5rem;
  }
}

/* =========================================
   PDP RESPONSIVE: MOBILE
   ========================================= */
@media (max-width: 480px) {
  .pdp-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .qty-selector {
    justify-content: space-between;
  }
  .pdp-trust-badges {
    grid-template-columns: 1fr;
    align-items: flex-start;
    gap: 1.5rem;
  }
  .pdp-trust-badge {
    flex-direction: row;
    text-align: left;
    font-size: 0.95rem;
  }
  .pdp-trust-badge span {
    width: 32px;
  }
  .pdp-gallery__thumbs {
    gap: 0.75rem;
  }
  .pdp-gallery__thumb {
    padding: 0.5rem;
  }
}

/* =========================================
   CART SIDEBAR
   ========================================= */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 990;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-normal);
}
.cart-overlay.show { opacity: 1; pointer-events: all; }

.cart-sidebar {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 100%; max-width: 420px;
  background: var(--c-surface);
  box-shadow: var(--c-shadow-lg);
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--t-normal);
  display: flex;
  flex-direction: column;
}
.cart-sidebar.open { transform: translateX(0); }

.cart-sidebar__header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cart-sidebar__header h2 { font-size: 1.3rem; font-weight: 700; color: var(--c-text); letter-spacing: -0.01em; }
.cart-sidebar__close { background: transparent; border: none; font-size: 1.5rem; color: var(--c-text-3); cursor: pointer; transition: color var(--t-fast); }
.cart-sidebar__close:hover { color: var(--c-accent); }

.cart-sidebar__items {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.cart-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  position: relative;
}
.cart-item__img {
  width: 70px; height: 70px;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 0.5rem;
  object-fit: contain;
}
.cart-item__details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.cart-item__name { font-size: 0.95rem; font-weight: 700; color: var(--c-text); line-height: 1.3; }
.cart-item__price { font-size: 1rem; font-weight: 800; color: var(--c-primary-dark); }

.cart-item__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.3rem;
  border: 1px solid var(--c-border);
  border-radius: 50px;
  width: fit-content;
  overflow: hidden;
  background: var(--c-surface-2);
}
.cart-item__btn {
  background: transparent; border: none; width: 28px; height: 28px;
  font-size: 1.1rem; font-weight: 600; cursor: pointer; color: var(--c-text-2);
  display: flex; align-items: center; justify-content: center;
}
.cart-item__qty { font-size: 0.9rem; font-weight: 700; color: var(--c-text); width: 20px; text-align: center; }

.cart-item__remove {
  background: transparent;
  border: none;
  color: var(--c-accent);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  opacity: 0.7;
  transition: transform var(--t-fast);
}
.cart-item__remove:hover { opacity: 1; transform: scale(1.1); }

.cart-sidebar__footer {
  padding: 1.5rem;
  border-top: 1px solid var(--c-border);
  background: var(--c-surface-2);
}
.cart-sidebar__total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
  color: var(--c-text-2);
  font-weight: 500;
}
.cart-sidebar__total strong { font-size: 1.6rem; color: var(--c-primary-dark); font-weight: 800; }
.cart-empty { text-align: center; color: var(--c-text-3); font-size: 1rem; margin-top: 2rem; }