/* ======================================================
   STYLE.CSS - GÜNCEL VE MOBİL UYUMLU (TRENDYOL TARZI)
   ====================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-dark: #1a2332;
  --secondary-dark: #2d3e50;
  --accent-orange: #ff6b35;
  --accent-blue: #4a90e2;
  --text-white: #ffffff;
  --text-light: #e0e6ed;
  --text-gray: #8899a6;
  --card-bg: #ffffff;
}

body {
  font-family: "Inter", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  color: #333;
  line-height: 1.6;
  padding-bottom: 0; /* Mobilde JS ile artacak */
}

/* --- Navigation --- */
.navbar {
  background: linear-gradient(135deg, #1a2332 0%, #2d3e50 100%);
  padding: 1rem 2rem;
  position: sticky; /* Fixed yerine Sticky daha güvenli */
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap; /* Mobilde taşmayı önler */
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-white);
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
}

.logo-image {
  height: 40px; /* Mobilde çok büyük olmasın diye 40px */
  width: auto;
  filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.3));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 5px;
}

.nav-menu a:hover, .nav-menu a.active {
  color: var(--accent-orange);
  background: rgba(255, 107, 53, 0.1);
}

.search-bar {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 25px;
  backdrop-filter: blur(10px);
}

.search-bar input {
  background: transparent;
  border: none;
  color: var(--text-white);
  outline: none;
  width: 200px;
  font-size: 0.9rem;
}

.search-bar input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

/* Language Switcher */
.language-switcher {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.language-switcher:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--accent-orange);
}

.language-switcher option {
  background: var(--primary-dark);
  color: var(--text-white);
}

.search-icon {
  color: var(--text-light);
  margin-left: 5px;
}

/* Mobile Menu Toggle (Masaüstünde gizli) */
.mobile-menu-toggle {
  display: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(26, 35, 50, 0.7), rgba(45, 62, 80, 0.6)), url('../images/arkaplan.webp?v=2');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  height: 500px;
  display: flex;
  align-items: center;
  color: white;
  margin-bottom: 2rem;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  color: var(--text-white);
  z-index: 2;
  max-width: 800px;
  padding: 2rem;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
  /* Inline style override için !important kullanacağız */
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: var(--text-light);
}

.cta-button {
  background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
  color: white;
  padding: 0.7rem 2.5rem;
  text-decoration: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(255, 107, 53, 0.6);
  background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
}

/* --- Content Container --- */
/* --- Content Container --- */
.content-container {
  max-width: 1100px;
  margin: 1.5rem auto;
  padding: 0 3rem;
}

.products-section {
  padding: 1rem 0;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 0.5rem;
  margin-left: 90px;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px; /* Sabit genişlik daha iyi */
  height: 4px;
  background: linear-gradient(90deg, var(--accent-orange), var(--accent-blue));
  border-radius: 2px;
}

/* --- Product Grid (Anasay/* --- Product Grid (OLD) --- */
.product-grid, .products-grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
}

/* --- Products Grid (NEW - for brand products) --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 25px;
  padding: 20px 0;
  margin-top: 20px;
}

/* --- Product Cards (Brand Products) --- */
.product-card, .product-card-premium {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  border: none;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.product-card:hover, .product-card-premium:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* Product Image Container */
.product-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: #f8f9fa;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #eee;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 15px;
  transition: transform 0.4s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.08);
}

/* Product Info */
.product-info {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #ffffff;
}

.product-info h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a2332;
  margin: 0;
  line-height: 1.5;
  min-height: 48px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-price {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ff6b35;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-price span {
  color: #ff6b35;
}

/* --- Product Grid (Anasayfa & Ürünler) --- */
.product-grid, .products-grid-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Masaüstü 4lü */
  gap: 1.5rem;
  width: 90%;
  margin: 0 auto;
  padding-bottom: 2rem;
}

/* Kart Tasarımı (Ortak) */
.product-card, .product-card-premium {
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  opacity: 1 !important; /* FORCE VISIBILITY */
  animation: none !important; /* DISABLE ANIMATIONS */
}

.product-card:hover, .product-card-premium:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.product-image, .card-image {
  width: 100%;
  height: 220px;
  background: white; /* Resim arka planı beyaz olsun */
  padding: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.product-image img, .card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* Resmi kesme, sığdır */
}

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

.product-content h3, .card-title {
  font-size: 1rem;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
  line-height: 1.4;
  height: 2.8em; /* 2 satır */
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.product-price, .price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-orange);
  margin-top: auto; /* Fiyatı en alta it */
}

.product-category, .card-category {
  font-size: 0.85rem;
  color: var(--text-gray);
  margin-bottom: 0.5rem;
}

.view-details, .add-cart-btn {
  background: var(--secondary-dark);
  color: white;
  padding: 0.6rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  font-size: 0.9rem;
  display: inline-block;
  transition: all 0.3s ease;
  text-align: center;
  border: none;
  cursor: pointer;
  margin-top: 10px;
  width: 100%;
}

.view-details:hover, .add-cart-btn:hover {
  background: var(--accent-blue);
}

/* Badge & Overlay */
.card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--accent-orange);
  color: white;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  z-index: 2;
}
.card-badge.yeni { background: var(--accent-blue); }
.card-badge.premium { background: var(--primary-dark); }

.card-overlay {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.3s ease;
}

.product-card-premium:hover .card-overlay {
  opacity: 1;
  transform: translateX(0);
}

.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: white;
  border: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  color: var(--secondary-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Sidebar (Ürünler Sayfası) --- */
.main-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  max-width: 1400px;
  margin: 1rem auto;
  padding: 0 2rem;
}

.sidebar {
  background: white;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  height: fit-content;
  position: sticky;
  top: 90px;
  display: block; /* Desktopta görünür */
}

/* Sidebar İçeriği (Eksik Kodlar Eklendi) */
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

.filter-group { margin-bottom: 1.2rem; }
.filter-group h4 { margin-bottom: 0.8rem; color: var(--primary-dark); font-size: 1rem; }

/* Checkbox Tasarımı */
.checkbox-list { display: flex; flex-direction: column; gap: 0.8rem; }
.custom-checkbox { display: flex; align-items: center; cursor: pointer; font-size: 0.95rem; color: #555; position: relative; padding-left: 30px; }
.custom-checkbox input { position: absolute; opacity: 0; cursor: pointer; }
.checkmark { position: absolute; left: 0; height: 20px; width: 20px; background-color: #eee; border-radius: 4px; transition: all 0.2s; }
.custom-checkbox:hover input ~ .checkmark { background-color: #ccc; }
.custom-checkbox input:checked ~ .checkmark { background-color: var(--accent-orange); }
.checkmark::after { content: ""; position: absolute; display: none; }
.custom-checkbox input:checked ~ .checkmark::after { display: block; left: 7px; top: 3px; width: 5px; height: 10px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }

/* Fiyat Aralığı */
.price-range { display: flex; flex-direction: column; gap: 10px; }
.range-inputs { display: flex; align-items: center; gap: 10px; }
.range-inputs input { width: 100%; padding: 8px; border: 1px solid #ddd; border-radius: 6px; outline: none; }
.separator { font-weight: bold; color: #888; }
.apply-btn { width: 100%; padding: 8px; background: var(--secondary-dark); color: white; border: none; border-radius: 6px; cursor: pointer; transition: 0.3s; margin-top: 5px; }
.apply-btn:hover { background: var(--accent-blue); }

/* Puanlama (Yıldızlar) */
.rating-list { display: flex; flex-direction: column; gap: 8px; }
.custom-radio { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.custom-radio input { display: none; }
.radio-mark { width: 18px; height: 18px; border: 2px solid #ccc; border-radius: 50%; position: relative; transition: 0.2s; }
.custom-radio input:checked + .radio-mark { border-color: var(--accent-orange); }
.custom-radio input:checked + .radio-mark::after { content: ''; position: absolute; top: 3px; left: 3px; width: 8px; height: 8px; background: var(--accent-orange); border-radius: 50%; }
.stars { font-size: 0.9rem; color: #555; display: flex; align-items: center; gap: 2px; }
.text-warning { color: #f1c40f; }
.text-muted { color: #ccc; }

/* Temizle Butonu */
.text-btn { background: none; border: none; color: var(--accent-orange); cursor: pointer; font-size: 0.9rem; font-weight: 600; }
.text-btn:hover { text-decoration: underline; }

/* Toolbar */
.listings-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  background: white; padding: 1rem 1.5rem; border-radius: 12px; margin-bottom: 1.5rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}
.sort-wrapper select { padding: 8px 12px; border: 1px solid #ddd; border-radius: 6px; outline: none; cursor: pointer; }

/* Filter Toggle (Mobilde görünür) */
.filter-toggle-btn { 
    display: none; 
    width: 100%;
    padding: 12px;
    background: white;
    border: 1px solid #eee;
    border-radius: 8px;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    font-weight: 600;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.close-sidebar { display: none; background: none; border: none; font-size: 1.2rem; cursor: pointer; color: #555; }

.no-results {
    text-align: center;
    padding: 3rem;
    color: var(--text-gray);
    width: 100%;
    grid-column: 1 / -1;
}
.no-results i { font-size: 3rem; margin-bottom: 1rem; opacity: 0.5; }

.mobile-search { display: none; }

/* --- Footer --- */
.footer {
  background: linear-gradient(135deg, #1a2332 0%, #2d3e50 100%);
  color: var(--text-light);
  padding: 3rem 2rem 1rem;
  margin-top: 0;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer h4 { color: var(--accent-orange); margin-bottom: 1rem; }
.footer-info p { margin-bottom: 0.5rem; font-size: 0.95rem; }
.footer-info i { color: var(--accent-orange); margin-right: 10px; }
.footer-links ul, .social-links ul { list-style: none; }
.footer-links a, .social-links a { color: var(--text-light); text-decoration: none; transition: all 0.3s; }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1); }

/* --- Hizmetlerimiz (Services) --- */
.services-section {
    padding: 2rem 0;
    background-color: #f8f9fa;
}

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
    text-align: center;
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    border-bottom-color: var(--accent-orange);
}

.contact-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #25D366; /* WhatsApp Green */
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 1.2rem;
}

.contact-btn:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.icon-box {
    width: 70px;
    height: 70px;
    background: rgba(255, 107, 53, 0.1);
    color: var(--accent-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.service-card:hover .icon-box {
    background: var(--accent-orange);
    color: white;
}

.service-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.service-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --- Neden Biz (Features) --- */
.features-section {
    padding: 2rem 0 4rem;
}

.features-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: left;
    max-width: 800px;
    margin: 0 auto;
}

.feature-text {
    width: 100%;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.feature-item i {
    font-size: 1.5rem;
    color: var(--accent-blue);
    background: rgba(74, 144, 226, 0.1);
    padding: 10px;
    border-radius: 8px;
    margin-top: 5px;
}

.feature-item h4 {
    color: var(--primary-dark);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin: 0;
}

.feature-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* --- Card Bottom Alignment (Price & WhatsApp) --- */
.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-top: auto;
    padding-top: 10px;
}

/* Alt Menü (Bottom Navigation) - Varsayılan Gizli */
.mobile-bottom-nav {
  display: none; 
}

/* Animation Keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== BRAND GRID STYLES ===== */
.brands-section,
.products-section {
  min-height: 60vh;
  padding: 60px 40px;
  background: linear-gradient(135deg, rgba(26, 35, 47, 0.97) 0%, rgba(44, 62, 80, 0.95) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h1 {
  font-size: 2.5rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 30px;
  padding: 20px 0;
}

.brand-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 40px 25px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.brand-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-orange);
  box-shadow: 0 10px 30px rgba(255, 147, 51, 0.3);
}

.brand-logo {
  width: 140px;
  height: 140px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: brightness(0.95);
  transition: filter 0.3s;
}

.brand-card:hover .brand-logo {
  filter: brightness(1.1);
}

.brand-logo-placeholder {
  width: 140px;
  height: 140px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 48px;
  color: var(--text-secondary);
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-light);
  margin: 0;
}

.brand-header {
  margin-bottom: 40px;
}

.back-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 8px;
  margin-bottom: 20px;
  transition: all 0.3s;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.back-button:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent-orange);
}

.brand-header h1 {
  font-size: 2.2rem;
  color: var(--text-light);
  margin: 20px 0;
}

.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-secondary);
  grid-column: 1 / -1;
}

.empty-state i {
  font-size: 64px;
  margin-bottom: 20px;
  opacity: 0.3;
}

/* ===== RESPONSIVE - MOBILE ===== */
/* ======================================================
   MOBİL İÇİN ÖZEL (TRENDYOL / APP TARZI)
   ====================================================== */

@media (max-width: 768px) {
  
  body {
    padding-bottom: 70px; /* Alt menü yüksekliği kadar boşluk */
  }

  /* --- Navbar Mobilde --- */
  .navbar {
    padding: 8px 10px;
  }
  
  .nav-container {
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
  }

  /* Masaüstü menüyü gizle */
  .nav-menu {
    display: none !important;
  }

  /* Logo Ortalanmış */
  .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
  }
  
  .logo-image {
    height: 32px;
  }
  
  .language-switcher {
    width: 100%;
    font-size: 12px;
    padding: 8px;
    margin-top: 8px;
    order: 4; /* Arama çubuğundan sonra */
  }

  /* Arama Çubuğu Tam Genişlik */
  .search-bar {
    width: 100%;
    margin: 0;
    height: 38px;
    order: 3; /* En alta */
  }
  
  .search-bar input {
    width: 100%;
    font-size: 14px;
  }

  /* --- Hero Banner Mobil --- */
  .hero {
    height: 300px;
  }
  
  .hero h1 {
    font-size: 1.8rem !important; /* !important ile inline stili ez */
    left: 0 !important;
    text-align: center;
    width: 100%;
    padding: 0 10px;
  }
  
  .hero .cta-button {
    left: 0 !important;
    font-size: 1rem;
    padding: 10px 20px;
    margin-top: 10px;
  }

  /* --- Genel Grid Yapısı (2'li Sütun) --- */
  .product-grid, .products-grid-container {
    grid-template-columns: repeat(2, 1fr) !important; /* Yan yana 2 ürün */
    gap: 10px !important; /* Araları daralt */
    width: 100%;
    padding: 0 10px;
  }

  /* --- Hizmetler & Features Mobil --- */
  .services-grid {
      grid-template-columns: 1fr;
      gap: 1rem;
  }
  
  .features-wrapper {
      grid-template-columns: 1fr;
  }
  
  .feature-image {
      display: none; /* Mobilde görseli gizle, yer kaplamasın */
  }

  .section-title {
    margin-left: 10px;
    font-size: 1.4rem;
  }

  /* --- Ürün Kartları Mobil --- */
  .product-card, .product-card-premium {
    box-shadow: 0 1px 3px rgba(0,0,0,0.1); /* Daha hafif gölge */
    border: 1px solid #eee;
  }

  .product-image, .card-image {
    height: 140px; /* Resim alanı küçüldü */
    padding: 10px;
  }
  
  .product-content,  .contact-form button {
    padding: 12px;
  }
  
  /* Marka Grid - Mobil */
  .brand-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 15px;
  }
  
  .brand-card {
    padding: 25px 15px;
    min-height: 160px;
  }
  
  .brand-logo,
  .brand-logo-placeholder {
    width: 80px;
    height: 80px;
    margin-bottom: 12px;
  }
  
  .brand-name {
    font-size: 0.95rem;
  }
  
  .section-header h1 {
    font-size: 1.8rem;
  }
  
  .brand-header h1 {
    font-size: 1.6rem;
  }
  
  .back-button {
    font-size: 14px;
    padding: 10px 18px;
  }
  
  /* Products Grid - Mobil */
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
    gap: 12px;
  }
  
  .product-card {
    border-radius: 12px;
  }
  
  .product-image {
    height: 160px;
  }
  
  .product-image img {
    padding: 10px;
  }
  
  .product-info {
    padding: 12px;
    gap: 8px;
  }
  
  .product-info h3 {
    font-size: 0.9rem;
    min-height: 38px;
  }
  
  .product-price {
    font-size: 1.1rem;
  }

  .product-content h3, .card-title {
    font-size: 13px; /* Yazı küçüldü */
    height: 34px; /* 2 satıra sığdır */
    margin-bottom: 5px;
  }

  .product-price, .price {
    font-size: 16px;
  }
  
  /* Butonu sadeleştir */
  .view-details, .add-cart-btn {
    padding: 6px;
    font-size: 12px;
    margin-top: 5px;
  }

  /* Overlay aksiyon butonlarını gizle (Mobilde zor basılır) */
  .card-overlay { display: none; }

  /* --- Sidebar & Filtre Mobil --- */
  .main-container {
    grid-template-columns: 1fr; /* Tek sütun */
    padding: 0;
    margin-top: 1rem;
  }

  .sidebar {
    display: none; /* Varsayılan kapalı */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 2000;
    overflow-y: auto;
    padding: 2rem;
  }

  .sidebar.active {
      display: block;
      animation: slideIn 0.3s ease;
  }

  .close-sidebar { display: block; } /* Mobilde kapatma butonu aç */
  
  .filter-toggle-btn { display: flex; } /* Mobilde filtre butonu aç */
  .mobile-search { display: block; margin-bottom: 1.5rem; }

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

  /* --- Footer Mobil --- */
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 20px;
  }

  /* --- SABİT ALT MENÜ (App Bar) --- */
  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: #fff;
    border-top: 1px solid #e0e0e0;
    z-index: 9999;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -2px 5px rgba(0,0,0,0.05);
  }

  .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: #888;
    font-size: 10px;
    width: 25%;
    height: 100%;
  }

  .nav-item i {
    font-size: 20px;
    margin-bottom: 3px;
    color: var(--primary-dark);
  }

  .nav-item.active {
    color: var(--accent-orange);
  }
  
  .nav-item.active i {
    color: var(--accent-orange);
  }
  
  /* Logo Optimizasyonu */
  .logo {
    font-size: 1.2rem;
  }
  
  .logo-image {
    height: 35px; /* Mobilde biraz daha küçük */
  }
}