/* ============================================================
   GLOBAL HIRDAVAT — Design System v2.0
   Profesyonel B2B Endüstriyel E-Ticaret
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', 'Segoe UI', system-ui, sans-serif; background: #F4F6F9; color: #1A1F2E; line-height: 1.5; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* TOKENS */
:root {
  --navy: #0D1B2A; --navy-mid: #1B2E3F; --navy-light: #243447;
  --orange: #F97316; --orange-dark: #EA6C0A; --orange-pale: #FFF4EC;
  --blue: #1D6FA4; --blue-light: #EFF6FF;
  --green: #16A34A; --green-light: #DCFCE7;
  --red: #DC2626; --red-light: #FEE2E2;
  --yellow: #D97706; --yellow-light: #FEF3C7;
  --gray-50: #F9FAFB; --gray-100: #F3F4F6; --gray-200: #E5E7EB;
  --gray-300: #D1D5DB; --gray-400: #9CA3AF; --gray-500: #6B7280;
  --gray-600: #4B5563; --gray-700: #374151; --gray-800: #1F2937; --gray-900: #111827;
  --container: 1280px;
  --radius-sm: 4px; --radius: 8px; --radius-lg: 12px; --radius-xl: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08); --shadow: 0 4px 12px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.12); --shadow-xl: 0 20px 60px rgba(0,0,0,.16);
  --transition: 0.2s ease;
}

/* LAYOUT */
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* TOP BAR */
.top-bar { background: var(--navy); color: rgba(255,255,255,0.7); font-size: 12px; padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.top-bar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.top-bar-left { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.top-bar-left span, .top-bar-left a { display: flex; align-items: center; gap: 5px; color: rgba(255,255,255,0.65); transition: color var(--transition); }
.top-bar-left i { color: var(--orange); font-size: 11px; }
.top-bar-left a:hover { color: #fff; }
.top-bar-right { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.top-bar-right a { display: flex; align-items: center; gap: 5px; color: rgba(255,255,255,0.65); transition: color var(--transition); font-size: 12px; }
.top-bar-right a:hover { color: #fff; }

/* HEADER */
.site-header { background: #fff; border-bottom: 1px solid var(--gray-200); position: sticky; top: 0; z-index: 1000; box-shadow: var(--shadow-sm); }
.header-inner { display: grid; grid-template-columns: 220px 1fr auto; align-items: center; gap: 24px; padding: 14px 0; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark { width: 42px; height: 42px; background: var(--navy); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.logo-mark::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 4px; background: var(--orange); }
.logo-mark span { font-size: 18px; font-weight: 800; color: #fff; letter-spacing: -1px; }
.logo-text { line-height: 1.15; }
.logo-name { font-size: 15px; font-weight: 800; color: var(--navy); letter-spacing: -0.3px; }
.logo-sub { font-size: 9px; font-weight: 600; color: var(--gray-500); letter-spacing: 1.5px; text-transform: uppercase; }
.search-bar { flex: 1; }
.search-form { display: flex; background: var(--gray-100); border: 1.5px solid var(--gray-200); border-radius: 50px; overflow: hidden; transition: border-color var(--transition), box-shadow var(--transition); }
.search-form:focus-within { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(249,115,22,0.12); background: #fff; }
.search-cat { padding: 0 14px; background: none; border: none; border-right: 1px solid var(--gray-200); font-size: 12px; font-weight: 500; color: var(--gray-700); cursor: pointer; outline: none; flex-shrink: 0; max-width: 160px; }
.search-input { flex: 1; padding: 10px 16px; background: none; border: none; font-size: 13px; color: var(--gray-800); outline: none; min-width: 0; }
.search-input::placeholder { color: var(--gray-400); }
.search-btn { width: 44px; height: 44px; background: var(--orange); color: #fff; border: none; display: flex; align-items: center; justify-content: center; font-size: 14px; transition: background var(--transition); flex-shrink: 0; }
.search-btn:hover { background: var(--orange-dark); }
.header-actions { display: flex; align-items: center; gap: 4px; }
.header-action-btn { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 6px 10px; border-radius: var(--radius); color: var(--gray-600); transition: all var(--transition); position: relative; font-size: 11px; font-weight: 500; min-width: 52px; }
.header-action-btn i { font-size: 18px; }
.header-action-btn:hover { background: var(--gray-100); color: var(--navy); }
.header-action-btn .badge { position: absolute; top: 4px; right: 6px; background: var(--orange); color: #fff; font-size: 9px; font-weight: 700; min-width: 16px; height: 16px; border-radius: 8px; display: flex; align-items: center; justify-content: center; padding: 0 3px; }

/* MAIN NAV */
.main-nav { background: var(--navy); position: relative; z-index: 999; }
.main-nav > .container { max-width: 100%; padding: 0; }   /* nav tam genişlik */
.nav-inner { display: flex; align-items: stretch; width: 100%; }
.nav-all { background: var(--orange); flex-shrink: 0; }
.nav-all > a { display: flex; align-items: center; gap: 8px; padding: 0 18px; height: 68px; font-size: 13px; font-weight: 600; color: #fff; white-space: nowrap; }
.nav-list { display: flex; align-items: stretch; flex: 1; overflow-x: hidden; }
.nav-list > li { display: flex; align-items: stretch; border-right: 1px solid rgba(255,255,255,0.1); flex: 1; min-width: 0; justify-content: center; }
.nav-list > li:last-child { border-right: none; }
.nav-list > li > a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; padding: 0 8px; height: 68px; font-size: 10.5px; font-weight: 500; color: rgba(255,255,255,0.85); white-space: nowrap; transition: color var(--transition), background var(--transition); border-bottom: 3px solid transparent; width: 100%; }
.nav-list > li > a:hover, .nav-list > li > a.active { color: #fff; border-bottom-color: var(--orange); background: rgba(255,255,255,0.06); }
.nav-chevron { display: inline-flex; align-items: center; margin-left: 2px; opacity: 0.45; font-size: 8px; transition: opacity .2s, transform .2s; }
.nav-list > li.has-mega > a:hover .nav-chevron { opacity: 1; transform: rotate(-180deg); color: var(--orange); }
.nav-cat-icon { width: 20px; height: 20px; object-fit: contain; flex-shrink: 0; border-radius: 3px; background: rgba(255,255,255,0.92); padding: 2px; box-sizing: content-box; }

/* MEGA DROPDOWN */
.nav-mega { display: none; position: fixed; z-index: 1200; background: #fff; border: 1px solid var(--gray-200); border-top: 3px solid var(--orange); border-radius: 0 0 var(--radius-lg) var(--radius-lg); box-shadow: 0 12px 32px rgba(0,0,0,0.15); min-width: 560px; flex-direction: row; }
.nav-mega.open { display: flex; }
.nav-mega-series { width: 220px; border-right: 1px solid var(--gray-100); padding: 8px 0; flex-shrink: 0; max-height: 420px; overflow-y: auto; }
.nav-mega-series-item { display: flex; align-items: center; justify-content: space-between; padding: 8px 16px; font-size: 12px; font-weight: 600; color: var(--gray-700); cursor: pointer; transition: all .15s; white-space: nowrap; gap: 8px; }
.nav-mega-series-item:hover, .nav-mega-series-item.active { background: var(--orange-pale); color: var(--orange); }
.nav-mega-series-item i { font-size: 9px; color: var(--gray-400); flex-shrink: 0; }
.nav-mega-series-item:hover i, .nav-mega-series-item.active i { color: var(--orange); }
.nav-mega-brands { flex: 1; padding: 12px 16px; display: flex; flex-direction: column; gap: 4px; min-width: 200px; }
.nav-mega-brands-title { font-size: 10px; font-weight: 700; color: var(--gray-400); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px solid var(--gray-100); }
.nav-mega-brand-link { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; font-size: 12px; font-weight: 600; color: var(--navy); border-radius: var(--radius); transition: all .15s; }
.nav-mega-brand-link:hover { background: var(--navy); color: #fff; }
.nav-mega-placeholder { font-size: 12px; color: var(--gray-400); padding: 16px 0; }

/* BREADCRUMB */
.breadcrumb { padding: 12px 0; font-size: 12px; color: var(--gray-500); }
.breadcrumb ol { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.breadcrumb li + li::before { content: '/'; opacity: 0.4; }
.breadcrumb a { color: var(--gray-500); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb .current { color: var(--gray-800); font-weight: 500; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; border-radius: var(--radius); font-size: 13px; font-weight: 600; transition: all var(--transition); white-space: nowrap; border: 1.5px solid transparent; }
.btn-sm { padding: 7px 14px; font-size: 12px; }
.btn-lg { padding: 13px 28px; font-size: 15px; }
.btn-xl { padding: 16px 36px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-primary { background: var(--orange); color: #fff; border-color: var(--orange); }
.btn-primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(249,115,22,0.35); }
.btn-navy { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-mid); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--gray-300); }
.btn-outline:hover { border-color: var(--navy); background: var(--gray-50); }
.btn-outline-orange { background: transparent; color: var(--orange); border-color: var(--orange); }
.btn-outline-orange:hover { background: var(--orange); color: #fff; }
.btn-ghost { background: transparent; color: var(--gray-600); border-color: transparent; }
.btn-ghost:hover { background: var(--gray-100); color: var(--gray-800); }
.btn-full { width: 100%; }

/* BADGES */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-orange { background: var(--orange-pale); color: var(--orange); }
.badge-green  { background: var(--green-light); color: var(--green); }
.badge-red    { background: var(--red-light); color: var(--red); }
.badge-blue   { background: var(--blue-light); color: var(--blue); }
.badge-gray   { background: var(--gray-100); color: var(--gray-600); }
.badge-navy   { background: var(--navy); color: #fff; }
.stock-in  { background: var(--green-light); color: var(--green); }
.stock-low { background: var(--yellow-light); color: var(--yellow); }
.stock-out { background: var(--red-light); color: var(--red); }

/* PRODUCT CARD */
.product-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--gray-200); overflow: hidden; transition: all var(--transition); display: flex; flex-direction: column; position: relative; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: rgba(249,115,22,0.4); }
.product-card-img { aspect-ratio: 1; overflow: hidden; background: #fff; position: relative; }
.product-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 6px; transition: transform 0.3s; }
.product-card:hover .product-card-img img { transform: scale(1.06); }
.product-card-img .img-placeholder { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; color: var(--gray-300); }
.product-card-img .img-placeholder i { font-size: 26px; }
/* Stokta yok overlay */
.out-of-stock-overlay { position:absolute; inset:0; background:rgba(15,25,40,0.52); display:flex; align-items:center; justify-content:center; pointer-events:none; z-index:2; }
.out-of-stock-overlay span { background:rgba(0,0,0,0.68); color:rgba(255,255,255,0.92); font-size:11px; font-weight:700; padding:7px 14px; border-radius:20px; letter-spacing:0.5px; text-align:center; border:1.5px solid rgba(255,255,255,0.25); backdrop-filter:blur(6px); }
.product-card-badges { position: absolute; top: 6px; left: 6px; display: flex; flex-direction: column; gap: 3px; }
.product-card-body { padding: 8px; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.product-card-code { font-size: 10px; color: var(--gray-400); font-family: monospace; font-weight: 500; }
.product-card-name { font-size: 11px; font-weight: 600; color: var(--gray-800); line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.product-card-footer { padding: 7px 9px 9px; border-top: 1px solid var(--gray-100); display: flex; align-items: center; justify-content: space-between; gap: 5px; }
.product-price { font-size: 13px; font-weight: 800; color: var(--navy); }
.product-price .currency { font-size: 10px; font-weight: 600; margin-right: 1px; }
.product-add-btn { width: 28px; height: 28px; background: var(--orange); color: #fff; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 12px; transition: all var(--transition); flex-shrink: 0; }
.product-add-btn:hover { background: var(--orange-dark); transform: scale(1.1); }

/* GRID */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 13px; }
.products-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.products-grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }

/* SECTION HEADERS */
.section-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 20px; gap: 16px; }
.section-title { font-size: 20px; font-weight: 800; color: var(--navy); line-height: 1.2; }
.section-subtitle { font-size: 13px; color: var(--gray-500); margin-top: 4px; }
.section-title-accent { color: var(--orange); }

/* HERO */
.hero { background: linear-gradient(135deg, var(--navy) 0%, #1B3A4B 60%, #0D2E40 100%); color: #fff; position: relative; overflow: hidden; min-height: 420px; display: flex; align-items: center; }
.hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.hero-content { position: relative; z-index: 1; padding: 60px 0; }
.hero-label { display: inline-flex; align-items: center; gap: 6px; background: rgba(249,115,22,0.2); border: 1px solid rgba(249,115,22,0.3); color: #FD974A; font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 20px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.hero h1 { font-size: 42px; font-weight: 800; line-height: 1.15; letter-spacing: -1px; margin-bottom: 16px; }
.hero h1 span { color: var(--orange); }
.hero p { font-size: 16px; color: rgba(255,255,255,0.7); max-width: 520px; line-height: 1.7; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 32px; margin-top: 40px; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.1); flex-wrap: wrap; }
.hero-stat .value { font-size: 26px; font-weight: 800; color: #fff; }
.hero-stat .label { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px; }
.hero-visual { position: absolute; right: 0; top: 0; bottom: 0; width: 45%; display: flex; align-items: center; justify-content: center; overflow: hidden; pointer-events: none; }
.gear-icon { position: absolute; opacity: 0.06; font-size: 360px; color: var(--orange); right: -80px; top: -80px; animation: rotSlow 30s linear infinite; }
.gear-icon2 { position: absolute; opacity: 0.05; font-size: 180px; color: #fff; right: 180px; bottom: -40px; animation: rotSlow 20s linear infinite reverse; }
@keyframes rotSlow { to { transform: rotate(360deg); } }

/* CATEGORY CARDS */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.cat-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 20px 12px; display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; transition: all var(--transition); cursor: pointer; }
.cat-card:hover { border-color: var(--orange); box-shadow: var(--shadow); transform: translateY(-2px); }
.cat-icon { width: 52px; height: 52px; background: var(--orange-pale); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--orange); transition: all var(--transition); }
.cat-card:hover .cat-icon { background: var(--orange); color: #fff; transform: scale(1.1); }
.cat-name { font-size: 12px; font-weight: 700; color: var(--navy); line-height: 1.3; }
.cat-count { font-size: 11px; color: var(--gray-400); }

/* FILTER PANEL */
.filter-panel { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow-y: auto; position: sticky; top: 80px; max-height: calc(100vh - 90px); scroll-padding-bottom: 16px; }
.filter-header { padding: 14px 16px; background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.filter-section { border-bottom: 1px solid var(--gray-100); padding: 10px 14px; }
.filter-section:last-child { border-bottom: none; }
.filter-section-title { font-size: 10px; font-weight: 700; color: var(--gray-500); letter-spacing: 0.5px; margin-bottom: 7px; }
.filter-item { display: flex; align-items: center; gap: 7px; padding: 3px 0; cursor: pointer; }
.filter-item input[type="checkbox"] { width: 13px; height: 13px; flex-shrink: 0; accent-color: var(--orange); }
.filter-item-label { font-size: 11px; color: var(--gray-700); flex: 1; line-height: 1.3; }
.filter-item label { font-size: 11px; color: var(--gray-700); cursor: pointer; flex: 1; }
.filter-item .count { font-size: 10px; color: var(--gray-400); background: var(--gray-100); padding: 1px 5px; border-radius: 3px; flex-shrink: 0; }

/* SORT BAR */
.sort-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 16px; background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); margin-bottom: 16px; }
.sort-bar-left { display: flex; align-items: center; gap: 12px; }
.result-count { font-size: 12px; color: var(--gray-500); }
.sort-select { padding: 6px 10px; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); font-size: 12px; color: var(--gray-700); background: var(--gray-50); outline: none; }
.view-toggle { display: flex; gap: 4px; }
.view-btn { width: 32px; height: 32px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 13px; color: var(--gray-400); transition: all var(--transition); }
.view-btn.active, .view-btn:hover { background: var(--navy); color: #fff; }

/* PAGE LAYOUT */
.page-layout { display: grid; grid-template-columns: 240px 1fr; gap: 20px; padding: 20px 0; }

/* PAGINATION */
.pagination { display: flex; align-items: center; gap: 6px; justify-content: center; margin-top: 24px; }
.page-btn { width: 36px; height: 36px; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600; color: var(--gray-600); background: #fff; transition: all var(--transition); }
.page-btn:hover, .page-btn.active { background: var(--orange); color: #fff; border-color: var(--orange); }

/* PRODUCT DETAIL */
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; padding: 24px 0; }
.product-gallery { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-xl); padding: 24px; display: flex; flex-direction: column; gap: 12px; position: sticky; top: 80px; align-self: start; }
.gallery-main { aspect-ratio: 1; display: flex; align-items: center; justify-content: center; background: #fff; border-radius: var(--radius-lg); overflow: hidden; cursor: zoom-in; }
.gallery-main img { max-height: 360px; object-fit: contain; }
.gallery-main .img-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; color: var(--gray-300); width: 100%; height: 360px; }
.gallery-main .img-placeholder i { font-size: 64px; }
.gallery-thumbs { display: flex; gap: 8px; }
.gallery-thumb { width: 64px; height: 64px; border: 2px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; cursor: pointer; transition: border-color var(--transition); }
.gallery-thumb.active, .gallery-thumb:hover { border-color: var(--orange); }
.gallery-thumb { background: #fff; }
.gallery-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 4px; background: #fff; }
.product-info { padding: 4px 0; }
.product-brand { font-size: 12px; color: var(--orange); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.product-title { font-size: 22px; font-weight: 800; color: var(--navy); line-height: 1.3; margin-bottom: 8px; }
.product-sku { font-size: 11px; color: var(--gray-400); font-family: monospace; }
.price-block { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 16px 20px; margin: 20px 0; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.price-main { font-size: 28px; font-weight: 900; color: var(--navy); display: flex; align-items: baseline; gap: 4px; }
.price-main .cur { font-size: 16px; font-weight: 700; }
.price-main .unit { font-size: 13px; font-weight: 500; color: var(--gray-400); }
.price-meta { text-align: right; }
.price-stock { font-size: 13px; font-weight: 600; }
.price-stock.in-stock { color: var(--green); }
.price-stock.out { color: var(--red); }
.price-note { font-size: 11px; color: var(--gray-400); margin-top: 2px; }

/* DIM MATRIX */
.dim-matrix-wrap { margin: 20px 0; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; }
.dim-matrix-header { background: var(--navy); color: #fff; padding: 10px 14px; font-size: 12px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.dim-matrix-body { padding: 12px; overflow-x: auto; }
.dim-table { border-collapse: separate; border-spacing: 3px; font-size: 11px; min-width: 100%; }
.dim-table th { background: var(--navy); color: rgba(255,255,255,0.8); padding: 6px 10px; border-radius: 3px; text-align: center; font-weight: 700; white-space: nowrap; }
.dim-table td { text-align: center; border-radius: 4px; padding: 0; min-width: 52px; height: 32px; }
.dim-row-head { background: var(--navy-mid); color: #fff; padding: 6px 10px; border-radius: 4px; font-weight: 700; white-space: nowrap; }
.dim-cell { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; font-weight: 600; font-size: 11px; border-radius: 4px; cursor: pointer; border: 2px solid transparent; transition: all 0.15s; }
.dim-cell.available { background: #DCFCE7; color: #166534; border-color: #86EFAC; }
.dim-cell.low       { background: #FEF3C7; color: #92400E; border-color: #FDE68A; }
.dim-cell.selected  { background: var(--navy); color: #fff; border-color: var(--navy); transform: scale(1.08); box-shadow: 0 2px 8px rgba(13,27,42,0.35); }
.dim-cell.empty     { background: var(--gray-100); color: var(--gray-300); cursor: not-allowed; }
.dim-cell.available:hover, .dim-cell.low:hover { border-color: var(--navy); transform: scale(1.08); }

/* ADD TO CART */
.add-cart-area { display: flex; gap: 10px; align-items: center; margin-top: 16px; }
.qty-input { display: flex; align-items: center; border: 1.5px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.qty-btn { width: 36px; height: 44px; display: flex; align-items: center; justify-content: center; background: var(--gray-100); font-size: 16px; font-weight: 700; color: var(--gray-600); border: none; cursor: pointer; transition: all var(--transition); }
.qty-btn:hover { background: var(--gray-200); color: var(--navy); }
.qty-val { width: 52px; height: 44px; text-align: center; border: none; background: #fff; font-size: 15px; font-weight: 700; color: var(--navy); outline: none; }

/* SPEC TABLE */
.spec-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.spec-table tr:nth-child(even) td { background: var(--gray-50); }
.spec-table td { padding: 7px 12px; border-bottom: 1px solid var(--gray-100); }
.spec-table td:first-child { font-weight: 600; color: var(--gray-600); width: 45%; }

/* CART */
.cart-layout { display: grid; grid-template-columns: 1fr 340px; gap: 20px; padding: 24px 0; }
.cart-item { display: grid; grid-template-columns: 80px 1fr auto; gap: 16px; padding: 16px; background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); align-items: center; margin-bottom: 10px; }
.cart-item-img { width: 80px; height: 80px; background: var(--gray-50); border-radius: var(--radius); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.cart-item-img img { max-width: 70px; max-height: 70px; object-fit: contain; }
.cart-item-name { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
.cart-item-sku  { font-size: 11px; color: var(--gray-400); font-family: monospace; }
.cart-item-spec { font-size: 11px; color: var(--orange); font-weight: 600; margin-top: 4px; }
.cart-item-price { font-size: 16px; font-weight: 800; color: var(--navy); text-align: right; white-space: nowrap; }
.cart-summary { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 20px; position: sticky; top: 80px; align-self: start; }
.cart-summary-title { font-size: 16px; font-weight: 800; margin-bottom: 16px; }
.cart-summary-row { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--gray-100); font-size: 13px; }
.cart-summary-row.total { font-size: 17px; font-weight: 800; color: var(--navy); border-bottom: none; margin-top: 8px; border-top: 2px solid var(--gray-200); padding-top: 14px; }

/* TOOLS */
.tools-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.tool-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-xl); overflow: hidden; }
.tool-card-header { background: var(--navy); color: #fff; padding: 16px 20px; display: flex; align-items: center; gap: 12px; }
.tool-card-header i { font-size: 20px; color: var(--orange); }
.tool-card-header .title { font-size: 15px; font-weight: 700; }
.tool-card-header .subtitle { font-size: 11px; color: rgba(255,255,255,0.6); margin-top: 2px; }
.tool-card-body { padding: 20px; }
.tool-input-group { margin-bottom: 14px; }
.tool-label { font-size: 11px; font-weight: 700; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; display: block; }
.tool-input { width: 100%; padding: 9px 12px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); font-size: 13px; font-weight: 600; color: var(--gray-800); background: var(--gray-50); outline: none; transition: border-color var(--transition); }
.tool-input:focus { border-color: var(--orange); background: #fff; }
.tool-input-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tool-result { background: var(--navy); color: #fff; border-radius: var(--radius-lg); padding: 16px; margin-top: 16px; }
.tool-result-title { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 10px; }
.tool-result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.result-label { font-size: 10px; color: rgba(255,255,255,0.5); margin-bottom: 2px; }
.result-value { font-size: 18px; font-weight: 800; color: #fff; }
.result-unit  { font-size: 11px; color: var(--orange); }

/* FOOTER */
.site-footer { background: var(--navy); color: rgba(255,255,255,0.7); margin-top: 60px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding: 48px 0 40px; border-bottom: 1px solid rgba(255,255,255,0.07); }
.footer-brand .logo-name { color: #fff; font-size: 18px; }
.footer-brand .logo-sub  { color: rgba(255,255,255,0.4); }
.footer-desc { font-size: 13px; line-height: 1.8; margin-top: 14px; color: rgba(255,255,255,0.55); }
.footer-social { display: flex; gap: 8px; margin-top: 16px; }
.social-btn { width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 13px; color: rgba(255,255,255,0.5); transition: all var(--transition); }
.social-btn:hover { background: var(--orange); border-color: var(--orange); color: #fff; }
.footer-col-title { font-size: 12px; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-links a:hover { color: var(--orange); }
.footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-contact-item { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact-item i { color: var(--orange); font-size: 13px; margin-top: 2px; flex-shrink: 0; }
.footer-contact-item span { font-size: 12px; line-height: 1.5; color: rgba(255,255,255,0.55); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; font-size: 12px; gap: 16px; flex-wrap: wrap; }
.footer-bottom-links { display: flex; gap: 16px; }
.footer-bottom-links a { color: rgba(255,255,255,0.4); transition: color var(--transition); }
.footer-bottom-links a:hover { color: rgba(255,255,255,0.8); }

/* CARD */
.card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--gray-200); overflow: hidden; }
.card-body { padding: 16px; }
.card-header { padding: 14px 20px; border-bottom: 1px solid var(--gray-200); font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.card-header i { color: var(--orange); }

/* TOAST */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { background: var(--navy); color: #fff; padding: 12px 18px; border-radius: var(--radius-lg); font-size: 13px; font-weight: 500; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow-xl); animation: slideUp 0.3s ease; pointer-events: all; min-width: 240px; border-left: 3px solid var(--orange); }
.toast i { color: var(--orange); font-size: 15px; }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* UTILS */
.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mt-40{margin-top:40px}
.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}
.py-24{padding:24px 0}.py-32{padding:32px 0}.py-48{padding:48px 0}
.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}
.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}
.text-center{text-align:center}.text-sm{font-size:12px}.text-xs{font-size:11px}
.text-gray{color:var(--gray-500)}.text-orange{color:var(--orange)}.text-navy{color:var(--navy)}
.font-bold{font-weight:700}.w-full{width:100%}
.divider{height:1px;background:var(--gray-200);margin:20px 0}
.empty-state{text-align:center;padding:60px 20px;color:var(--gray-400)}
.empty-state i{font-size:48px;margin-bottom:12px}
.empty-state h3{font-size:16px;font-weight:700;color:var(--gray-600);margin-bottom:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}
#backToTop{position:fixed;bottom:24px;left:24px;width:40px;height:40px;background:var(--navy);color:#fff;border-radius:50%;display:none;align-items:center;justify-content:center;font-size:14px;cursor:pointer;box-shadow:var(--shadow-lg);transition:all var(--transition);z-index:999}
#backToTop.show{display:flex}
#backToTop:hover{background:var(--orange);transform:translateY(-2px)}

/* FEATURE STRIP */
.feature-strip{background:#fff;border-top:1px solid var(--gray-200);border-bottom:1px solid var(--gray-200)}
.feature-strip-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.feature-item{display:flex;align-items:center;gap:12px;padding:16px 24px;border-right:1px solid var(--gray-200)}
.feature-item:last-child{border-right:none}
.feature-item i{font-size:22px;color:var(--orange);flex-shrink:0}
.feature-item .text{font-size:12px;font-weight:600;color:var(--navy)}
.feature-item .subtext{font-size:11px;color:var(--gray-500);margin-top:1px}

/* PROMO BANNER */
.promo-strip{background:linear-gradient(90deg,var(--orange) 0%,#F97316 100%);color:#fff;padding:14px 0}
.promo-strip-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.promo-strip .text{font-size:14px;font-weight:600}
.promo-strip .sub{font-size:11px;opacity:.8;margin-top:2px}

/* TABS */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--gray-200);margin-bottom:20px}
.tab-btn{padding:10px 20px;font-size:13px;font-weight:600;color:var(--gray-500);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all var(--transition)}
.tab-btn.active,.tab-btn:hover{color:var(--orange);border-bottom-color:var(--orange)}
.tab-pane{display:none}
.tab-pane.active{display:block}

/* SKELETON LOADER */
.skeleton { background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: var(--radius-lg); }
@keyframes shimmer { to { background-position: -200% 0; } }

/* ALERT / INFO BOX */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 13px; display: flex; align-items: flex-start; gap: 10px; }
.alert-info    { background: var(--blue-light); color: var(--blue); border: 1px solid rgba(29,111,164,.2); }
.alert-success { background: var(--green-light); color: var(--green); border: 1px solid rgba(22,163,74,.2); }
.alert-warning { background: var(--yellow-light); color: var(--yellow); border: 1px solid rgba(217,119,6,.2); }
.alert-error   { background: var(--red-light); color: var(--red); border: 1px solid rgba(220,38,38,.2); }
.alert i { flex-shrink: 0; margin-top: 1px; }

/* FLOATING WHATSAPP (legacy) */
.whatsapp-float { position: fixed; bottom: 48px; right: 24px; width: 48px; height: 48px; background: #25D366; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; box-shadow: 0 4px 16px rgba(37,211,102,.45); z-index: 998; transition: transform var(--transition); }
.whatsapp-float:hover { transform: scale(1.1); }

/* CONTACT FAB MENU */
.contact-fab-menu { position: fixed; bottom: 48px; right: 24px; z-index: 998; display: flex; flex-direction: column; align-items: flex-end; gap: 0; pointer-events: none; }
.contact-fab-toggle { pointer-events: auto; }
.contact-fab-toggle { width: 56px; height: 56px; background: #25D366; color: #fff; border: none; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; box-shadow: 0 4px 16px rgba(37,211,102,.45); cursor: pointer; transition: transform .25s, background .25s; outline: none; flex-shrink: 0; }
.contact-fab-toggle:hover { transform: scale(1.1); }
.contact-fab-icon-close { display: none; }
.contact-fab-menu.open .contact-fab-icon-wa { display: none; }
.contact-fab-menu.open .contact-fab-icon-close { display: block; }
.contact-fab-menu.open .contact-fab-toggle { background: #e53e3e; box-shadow: 0 4px 16px rgba(229,62,62,.4); }
.contact-fab-items { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; margin-bottom: 12px; pointer-events: none; }
.contact-fab-menu.open .contact-fab-items { pointer-events: auto; }
.contact-fab-item { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; border-radius: 28px; padding: 0 16px 0 14px; height: 44px; font-size: 18px; box-shadow: 0 3px 12px rgba(0,0,0,.2); white-space: nowrap; opacity: 0; transform: translateY(12px) scale(0.92); pointer-events: none; transition: opacity .22s, transform .22s; }
.contact-fab-menu.open .contact-fab-item { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.contact-fab-menu.open .contact-fab-item:nth-child(3) { transition-delay: 0.04s; }
.contact-fab-menu.open .contact-fab-item:nth-child(2) { transition-delay: 0.09s; }
.contact-fab-menu.open .contact-fab-item:nth-child(1) { transition-delay: 0.14s; }
.contact-fab-item:hover { transform: translateX(-4px) !important; box-shadow: 0 5px 18px rgba(0,0,0,.28); }
.contact-fab-wa { background: #25D366; }
.contact-fab-phone { background: #2563eb; }
.contact-fab-mail { background: #ea580c; }
.contact-fab-label { font-size: 13px; font-weight: 600; letter-spacing: .01em; line-height: 1; }

/* SECTION DIVIDER */
.section-divider { height: 3px; background: linear-gradient(90deg, var(--orange) 0%, transparent 100%); border-radius: 2px; width: 48px; margin: 8px 0 0; }

/* CONTACT FORM */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 12px; font-weight: 700; color: var(--gray-600); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.form-control { width: 100%; padding: 10px 14px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); font-size: 13px; color: var(--gray-800); background: #fff; outline: none; transition: border-color var(--transition), box-shadow var(--transition); font-family: inherit; }
.form-control:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(249,115,22,.1); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-select { width: 100%; padding: 10px 14px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); font-size: 13px; color: var(--gray-800); background: #fff; outline: none; transition: border-color var(--transition); font-family: inherit; cursor: pointer; }
.form-select:focus { border-color: var(--orange); }

/* INFO CARD */
.info-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 20px; }
.info-card-icon { width: 48px; height: 48px; background: var(--orange-pale); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--orange); margin-bottom: 14px; }
.info-card h3 { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.info-card p { font-size: 13px; color: var(--gray-600); line-height: 1.6; }

/* PAGE HERO */
.page-hero { background: linear-gradient(135deg, var(--navy) 0%, #1B3A4B 100%); color: #fff; padding: 40px 0; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.page-hero h1 { font-size: 26px; font-weight: 800; position: relative; }
.page-hero p { font-size: 14px; color: rgba(255,255,255,.65); margin-top: 6px; position: relative; }
.page-hero .hero-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(249,115,22,.2); border: 1px solid rgba(249,115,22,.3); color: #FD974A; font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 20px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }

/* TIMELINE */
.timeline { position: relative; padding-left: 24px; }
.timeline::before { content: ''; position: absolute; left: 9px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--orange), transparent); }
.timeline-item { position: relative; padding-bottom: 28px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot { position: absolute; left: -24px; top: 4px; width: 18px; height: 18px; background: var(--orange); border-radius: 50%; border: 3px solid #fff; box-shadow: 0 0 0 3px rgba(249,115,22,.2); }
.timeline-year { font-size: 11px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 3px; }
.timeline-content { font-size: 13px; color: var(--gray-700); line-height: 1.6; }

/* LEGAL PAGE CONTENT */
.legal-content { max-width: 860px; }
.legal-content h2 { font-size: 16px; font-weight: 700; color: var(--navy); margin: 24px 0 10px; padding-top: 16px; border-top: 1px solid var(--gray-200); }
.legal-content h2:first-child { border-top: none; margin-top: 0; }
.legal-content p { font-size: 13px; color: var(--gray-700); line-height: 1.8; margin-bottom: 10px; }
.legal-content ul { padding-left: 20px; margin-bottom: 10px; }
.legal-content ul li { font-size: 13px; color: var(--gray-700); line-height: 1.8; list-style: disc; }
.legal-content table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 12px; }
.legal-content table th { background: var(--navy); color: #fff; padding: 8px 12px; text-align: left; }
.legal-content table td { padding: 8px 12px; border-bottom: 1px solid var(--gray-200); }
.legal-content table tr:hover td { background: var(--gray-50); }

/* TEKNİK ARAÇLAR — WhatsApp üstü yüzen buton */
.teknik-float-btn { position: fixed; bottom: 124px; right: 24px; width: 56px; height: 56px; background: var(--orange); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 16px rgba(249,115,22,0.45); z-index: 998; transition: transform var(--transition), box-shadow var(--transition); text-decoration: none; }
.teknik-float-btn i { font-size: 24px; color: #fff; }
.teknik-float-btn:hover { transform: scale(1.1); box-shadow: 0 6px 22px rgba(249,115,22,0.55); }

/* TEKNİK ARAÇLAR — Header turuncu çerçeveli pill */
.header-teknik-pill { display: flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 20px; border: 1.5px solid var(--orange); color: var(--orange) !important; font-size: 12px; font-weight: 700; white-space: nowrap; transition: all var(--transition); }
.header-teknik-pill i { font-size: 14px; }
.header-teknik-pill:hover { background: var(--orange); color: #fff !important; }

/* KATEGORİ GÖRSEL ŞERİDİ */
/* cat-strip-* sınıfları kaldırıldı — yerine index.html içi cat-slideshow-wrap kullanılıyor */

/* BRAND MARQUEE */
.brands-marquee-wrap { background: #fff; border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); padding: 32px 0; overflow: hidden; }
.brands-marquee-track-wrap { overflow: hidden; }
.brands-marquee-track { display: flex; width: max-content; animation: marquee 22s linear infinite; align-items: center; }
.brands-marquee-track:hover { animation-play-state: paused; }
.brands-marquee-track .brand-logo-img { margin-right: 48px; }
.brand-chip { display: inline-flex; align-items: center; padding: 7px 18px; background: var(--gray-50); border: 1.5px solid var(--gray-200); border-radius: 6px; font-size: 13px; font-weight: 700; color: var(--gray-500); white-space: nowrap; letter-spacing: 0.5px; transition: all var(--transition); cursor: default; flex-shrink: 0; }
.brand-chip:hover { color: var(--navy); border-color: var(--navy); background: #fff; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* RESPONSIVE */
@media(max-width:1024px){
  .header-inner{grid-template-columns:180px 1fr auto;gap:16px}
  .hero h1{font-size:32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .products-grid-4{grid-template-columns:repeat(3,1fr)}
  .products-grid-5{grid-template-columns:repeat(4,1fr)}
  .feature-strip-inner{grid-template-columns:repeat(2,1fr)}
}

/* ============================================================
   MOBİL TASARIM SİSTEMİ v3.0
   ============================================================ */

/* ── MOBİL HAMBURGER BUTONU ── */
.mobile-menu-btn {
  display: none;
  width: 40px; height: 40px;
  background: var(--navy);
  border: none; border-radius: var(--radius);
  align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0;
  transition: background var(--transition);
}
.mobile-menu-btn i { color: #fff; font-size: 16px; }
.mobile-menu-btn:hover { background: var(--orange); }

/* ── MOBİL NAV DRAWER ── */
.mobile-nav-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.55); z-index: 2000;
  backdrop-filter: blur(3px);
  opacity: 0; transition: opacity 0.28s ease;
}
.mobile-nav-overlay.open { display: block; opacity: 1; }

.mobile-nav-drawer {
  position: fixed; top: 0; left: -100%; width: 290px; height: 100%;
  background: #fff; z-index: 2001;
  display: flex; flex-direction: column;
  transition: left 0.3s cubic-bezier(0.25,0.46,0.45,0.94);
  box-shadow: 4px 0 24px rgba(0,0,0,0.18);
  overflow: hidden;
}
.mobile-nav-drawer.open { left: 0; }

.mobile-drawer-head {
  background: var(--navy); padding: 16px 16px 14px;
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
}
.mobile-drawer-logo { display: flex; align-items: center; gap: 10px; }
.mobile-drawer-logo img { height: 36px; width: auto; }
.mobile-drawer-close {
  width: 34px; height: 34px; background: rgba(255,255,255,0.12);
  border: none; border-radius: var(--radius); color: #fff;
  font-size: 15px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.mobile-drawer-close:hover { background: rgba(255,255,255,0.25); }

.mobile-drawer-search {
  padding: 12px 14px; background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200); flex-shrink: 0;
}
.mobile-drawer-search form {
  display: flex; background: #fff; border: 1.5px solid var(--gray-200);
  border-radius: 50px; overflow: hidden;
  transition: border-color var(--transition);
}
.mobile-drawer-search form:focus-within { border-color: var(--orange); }
.mobile-drawer-search input {
  flex: 1; padding: 9px 14px; border: none; font-size: 13px;
  color: var(--gray-800); outline: none; background: none;
}
.mobile-drawer-search button {
  width: 40px; background: var(--orange); color: #fff; border: none;
  font-size: 13px; cursor: pointer; flex-shrink: 0;
}

.mobile-drawer-body { flex: 1; overflow-y: auto; }

.mobile-drawer-section-title {
  padding: 10px 16px 6px;
  font-size: 10px; font-weight: 700; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 1px;
  border-bottom: 1px solid var(--gray-100);
}
.mobile-nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--gray-100);
  color: var(--gray-800); font-size: 13px; font-weight: 600;
  text-decoration: none; transition: background var(--transition), color var(--transition);
}
.mobile-nav-item:hover, .mobile-nav-item:active { background: var(--orange-pale); color: var(--orange); }
.mobile-nav-item img { width: 28px; height: 28px; object-fit: contain; border-radius: 4px; background: var(--gray-100); padding: 3px; }
.mobile-nav-item i { width: 28px; text-align: center; font-size: 16px; color: var(--orange); }
.mobile-nav-item .arrow { margin-left: auto; font-size: 10px; color: var(--gray-400); }

.mobile-drawer-footer {
  background: var(--gray-50); border-top: 1px solid var(--gray-200);
  padding: 14px 16px; flex-shrink: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.mobile-drawer-footer a {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--gray-700); font-weight: 500;
  padding: 8px 12px; border-radius: var(--radius);
  transition: background var(--transition);
}
.mobile-drawer-footer a:hover { background: var(--gray-200); }
.mobile-drawer-footer a i { color: var(--orange); width: 16px; text-align: center; }

/* ── MOBİL SEARCH BAR (header'da tam genişlik) ── */
.mobile-search-bar {
  display: none; padding: 8px 12px;
  background: #fff; border-top: 1px solid var(--gray-100);
}
.mobile-search-bar form {
  display: flex; background: var(--gray-100); border: 1.5px solid var(--gray-200);
  border-radius: 50px; overflow: hidden;
  transition: border-color var(--transition);
}
.mobile-search-bar form:focus-within { border-color: var(--orange); background: #fff; }
.mobile-search-bar input {
  flex: 1; padding: 10px 16px; border: none; font-size: 13px;
  color: var(--gray-800); outline: none; background: none;
}
.mobile-search-bar button {
  width: 44px; background: var(--orange); color: #fff;
  border: none; font-size: 14px; cursor: pointer; flex-shrink: 0;
}

/* ── MOBİL FİLTRE BUTONU ── */
.mobile-filter-btn {
  display: none; position: fixed; bottom: 80px; left: 50%;
  transform: translateX(-50%); z-index: 900;
  background: var(--navy); color: #fff;
  border: none; border-radius: 50px;
  padding: 12px 28px; font-size: 13px; font-weight: 700;
  box-shadow: 0 4px 20px rgba(13,27,42,0.35);
  cursor: pointer; white-space: nowrap;
  display: none; align-items: center; gap: 8px;
  transition: background var(--transition), transform var(--transition);
}
.mobile-filter-btn:hover { background: var(--orange); transform: translateX(-50%) translateY(-2px); }
.mobile-filter-btn .filter-count {
  background: var(--orange); color: #fff; font-size: 10px; font-weight: 800;
  width: 18px; height: 18px; border-radius: 9px;
  display: inline-flex; align-items: center; justify-content: center;
}

/* ── MOBİL FİLTRE BOTTOM SHEET ── */
.mobile-filter-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.5); z-index: 1900;
  backdrop-filter: blur(2px);
}
.mobile-filter-overlay.open { display: block; }

.mobile-filter-sheet {
  position: fixed; bottom: -100%; left: 0; right: 0;
  background: #fff; z-index: 1901;
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -8px 40px rgba(0,0,0,0.2);
  transition: bottom 0.32s cubic-bezier(0.25,0.46,0.45,0.94);
  max-height: 82vh; display: flex; flex-direction: column;
}
.mobile-filter-sheet.open { bottom: 0; }
.mobile-filter-sheet-head {
  padding: 16px 20px 12px; border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
}
.mobile-filter-sheet-head h3 { font-size: 15px; font-weight: 800; color: var(--navy); }
.mobile-filter-sheet-close {
  width: 32px; height: 32px; background: var(--gray-100); border: none;
  border-radius: 50%; font-size: 14px; cursor: pointer; color: var(--gray-600);
  display: flex; align-items: center; justify-content: center;
}
.mobile-filter-sheet-body { flex: 1; overflow-y: auto; padding: 8px 0; }
.mobile-filter-sheet-footer {
  padding: 12px 20px; border-top: 1px solid var(--gray-200);
  display: flex; gap: 10px; flex-shrink: 0;
}
.mobile-filter-sheet-footer button {
  flex: 1; padding: 13px; border-radius: var(--radius-lg);
  font-size: 14px; font-weight: 700; cursor: pointer; border: none;
}
.mobile-filter-reset { background: var(--gray-100); color: var(--gray-700); }
.mobile-filter-apply { background: var(--orange); color: #fff; }

/* ── MOBİL ALT NAV BAR ── */
.mobile-bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  background: #fff; border-top: 1px solid var(--gray-200);
  z-index: 990; padding: 6px 0 env(safe-area-inset-bottom, 6px);
  box-shadow: 0 -2px 16px rgba(0,0,0,0.08);
}
.mobile-bottom-nav-inner {
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.mobile-bottom-nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 6px 4px; text-decoration: none;
  color: var(--gray-500); font-size: 10px; font-weight: 600;
  transition: color var(--transition);
}
.mobile-bottom-nav-item i { font-size: 20px; }
.mobile-bottom-nav-item.active, .mobile-bottom-nav-item:hover { color: var(--orange); }

/* ── 768px BREAKPOINT ── */

/* ── 768px MOBİL BREAKPOINT ── */
@media(max-width:768px) {

  /* ── Genel ── */
  .top-bar { display: none; }
  body { padding-bottom: 72px; } /* alt nav için yer */

  /* ── Header ── */
  .site-header { position: sticky; top: 0; z-index: 999; box-shadow: 0 2px 12px rgba(0,0,0,0.1); }
  .header-inner {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px;
  }
  .logo img { height: 40px; }
  .search-bar { display: none; }          /* desktop search gizle */
  .header-actions { display: none; }      /* teknik pill gizle (drawer'da var) */
  .mobile-menu-btn { display: flex; }     /* hamburger göster */

  /* ── Mobil arama barı ── */
  .mobile-search-bar { display: block; }

  /* ── Desktop nav gizle ── */
  .main-nav { display: none; }

  /* ── Mobil alt nav ── */
  .mobile-bottom-nav { display: block; }

  /* ── Float butonlar — teknik sola, whatsapp sağda ── */
  .teknik-float-btn { bottom: 84px; right: auto; left: 16px; }
  .contact-fab-menu { bottom: 78px; }

  /* ── Hero ── */
  .hero-split { flex-direction: column; min-height: auto; }
  .hero-split-text { padding: 28px 16px 24px; order: 2; }
  .hero-split-text h1 { font-size: 26px; }
  .hero-split-images { order: 1; height: 220px; }
  .hero { padding: 40px 0; }
  .hero h1 { font-size: 26px; }
  .hero-actions { flex-direction: column; gap: 10px; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .hero-stats { grid-template-columns: repeat(2,1fr); gap: 10px; }

  /* ── Ürün grid ── */
  .products-grid { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .products-grid-4 { grid-template-columns: repeat(2,1fr); }
  .products-grid-5 { grid-template-columns: repeat(2,1fr); }

  /* ── Kategori sayfası: aside block'a çevir, tam genişlik ── */
  .page-layout { display: block; }

  /* ── Sort bar ── */
  .sort-bar { flex-wrap: wrap; gap: 8px; }
  .sort-bar-left { flex: 1 1 100%; }

  /* ── Footer ── */
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }

  /* ── Feature strip ── */
  .feature-strip-inner { grid-template-columns: repeat(2,1fr); }

  /* ── Container ── */
  .container { padding-left: 12px; padding-right: 12px; }

  /* ── Sayfa hero ── */
  .page-hero { padding: 24px 0; }
  .page-hero h1 { font-size: 22px; }

  /* ── Marka marquee ── */
  .brands-marquee-wrap { padding: 20px 0; }
  .brand-logo-img { height: 36p