/* ============================================
   Oto Klima Marketi - Türkiye'nin Oto Klima Yedek Parça Tedarikçisi
   Ana stil dosyası
   ============================================ */

/* CSS Variables — Premium kurumsal palet */
:root {
    /* Brand colors */
    --color-primary: #c9302c;            /* sıcak kırmızı, daha derin */
    --color-primary-dark: #9c1f1c;
    --color-primary-soft: #fef2f2;
    --color-secondary: #0b1f3a;          /* deep corporate navy */
    --color-secondary-light: #142e54;
    --color-accent: #f59f0a;             /* altın-amber */
    --color-accent-soft: #fffaf0;
    /* Neutrals — daha koyu ve net */
    --color-text: #0a0e1a;               /* near black */
    --color-text-muted: #2d3548;         /* daha koyu slate */
    --color-text-soft: #4a5469;          /* orta tonlu */
    --color-bg: #ffffff;
    --color-bg-soft: #f8fafc;            /* slate-50 — daha temiz */
    --color-bg-muted: #f1f5f9;           /* slate-100 */
    --color-border: #e2e8f0;             /* slate-200 */
    --color-border-strong: #cbd5e1;      /* slate-300 */
    /* Status */
    --color-success: #10b981;
    --color-success-soft: #ecfdf5;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;

    --font-base: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    --font-heading: 'Inter', system-ui, sans-serif;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    /* Refined elevation system */
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, .05), 0 1px 2px rgba(15, 23, 42, .04);
    --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, .08), 0 2px 4px rgba(15, 23, 42, .04);
    --shadow-lg: 0 12px 32px -8px rgba(15, 23, 42, .15), 0 4px 8px rgba(15, 23, 42, .04);
    --shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, .2);
    --shadow-brand: 0 8px 24px -8px rgba(201, 48, 44, .35);

    --container: 1860px;
    --container-wide: 1860px;
    --header-h: 100px;

    /* Easings */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-base);
    color: var(--color-text);
    background: var(--color-bg);
    font-size: 16.5px;
    line-height: 1.6;
    font-weight: 450;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .15s var(--ease-out); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.2; letter-spacing: -0.01em; font-weight: 700; }
h1 { letter-spacing: -0.02em; }
::selection { background: var(--color-primary); color: #fff; }

/* Premium section dividers */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 0;
}

/* Subtle entrance animations (run on first paint) */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp .6s var(--ease-out) both; }
.fade-up-2 { animation: fadeUp .6s var(--ease-out) .1s both; }
.fade-up-3 { animation: fadeUp .6s var(--ease-out) .2s both; }
.fade-up-4 { animation: fadeUp .6s var(--ease-out) .3s both; }

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Layout helpers — fluid, hafif yan nefes alanı */
.container {
    width: 100%;
    max-width: none;
    margin: 0 auto;
    padding: 0 32px;
}
@media (max-width: 1100px) {
    .container { padding: 0 20px; }
}
@media (max-width: 768px) {
    .container { padding: 0 14px; }
}
@media (max-width: 480px) {
    .container { padding: 0 10px; }
}

/* Buttons — premium */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14.5px;
    line-height: 1;
    transition: transform .15s var(--ease-out), box-shadow .2s var(--ease-out), background .15s, border-color .15s;
    border: 1.5px solid transparent;
    cursor: pointer;
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 12px -2px rgba(201, 48, 44, .25);
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-brand);
    transform: translateY(-1px);
}
.btn-outline {
    background: transparent;
    color: var(--color-secondary);
    border-color: var(--color-border-strong);
}
.btn-outline:hover {
    background: var(--color-secondary);
    color: #fff;
    border-color: var(--color-secondary);
    transform: translateY(-1px);
}
.btn-secondary {
    background: var(--color-secondary);
    color: #fff;
}
.btn-secondary:hover { background: var(--color-secondary-light); transform: translateY(-1px); }
.btn-ghost {
    background: var(--color-bg-soft);
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-ghost:hover { background: var(--color-bg-muted); }
.btn-block { width: 100%; }
.btn-lg { padding: 15px 30px; font-size: 15.5px; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

/* Announcement bar — kayan brand logoları (marquee) */
.announcement-bar {
    display: block;
    background: linear-gradient(90deg, #0b1f3a 0%, #142e54 50%, #0b1f3a 100%);
    color: #fff;
    padding: 0;
    border-bottom: 1px solid rgba(255,255,255,.08);
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}
.announcement-bar.marquee-brands { padding: 10px 0; }
.marquee-track {
    display: inline-flex;
    gap: 0;
    animation: marqueeSlide 80s linear infinite;
    will-change: transform;
}
.announcement-bar:hover .marquee-track { animation-play-state: paused; }

/* Brand pill — kayan brand link kapsülü */
.brand-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 22px;
    color: #fff;
    text-decoration: none;
    flex-shrink: 0;
    border-right: 1px solid rgba(255,255,255,.12);
    transition: background .18s, transform .18s;
}
.brand-pill:hover {
    background: rgba(255,255,255,.08);
    transform: translateY(-1px);
}
.brand-pill img {
    width: 30px;
    height: 30px;
    object-fit: contain;
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,.3));
}
.brand-pill span {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: #fff;
    line-height: 1;
}

@keyframes marqueeSlide {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
@media (max-width: 768px) {
    .brand-pill { padding: 6px 14px; gap: 8px; }
    .brand-pill img { width: 24px; height: 24px; }
    .brand-pill span { font-size: 11.5px; letter-spacing: 0.06em; }
    .marquee-track { animation-duration: 60s; }
}
@media (prefers-reduced-motion: reduce) {
    .marquee-track { animation: none; }
}

/* CLS prevention — JS-include sectionlar için yer rezervasyonu
   Header ve footer JS ile inject edilirken layout sıçramasını önler */
[data-include="header"] {
    display: block;
    min-height: 154px; /* announcement-bar (40px) + header (~114px) */
    background: #fff;
}
[data-include="footer"] {
    display: block;
    min-height: 380px;
    background: var(--color-text);
}
@media (max-width: 1024px) {
    [data-include="header"] { min-height: 130px; }
    [data-include="footer"] { min-height: 540px; }
}

/* JS-rendered grid sectionlari icin yer rezervasyonu */
.vehicle-type-grid:empty {
    min-height: 240px;
    background: linear-gradient(180deg, transparent, rgba(0,0,0,.02));
    border-radius: 12px;
}
.brand-logo-grid:empty { min-height: 300px; }
.category-grid:empty { min-height: 420px; }
.product-grid:empty { min-height: 600px; }

/* Header — sticky with backdrop, premium feel */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow .2s var(--ease-out);
}
.site-header.scrolled { box-shadow: 0 4px 16px -4px rgba(15,23,42,.08); }
.header-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px 0;
}
.header-inner > .logo { flex-shrink: 0; }
.header-inner > .header-quick { flex-shrink: 0; }
.header-inner > .search-bar {
    flex: 1;
    min-width: 0;
    max-width: 760px;
    margin: 0;
}
.header-inner > .header-actions { flex-shrink: 0; }
@media (max-width: 768px) {
    .header-inner { flex-wrap: wrap; }
}

/* Logo ile arama arası — AI + WhatsApp hızlı butonları */
.header-quick {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.header-quick-ai,
.header-quick-wa {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 16px;
    border-radius: 999px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    border: none;
    cursor: pointer;
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: transform .15s, box-shadow .2s, background .15s;
    white-space: nowrap;
}
.header-quick-ai {
    background: linear-gradient(135deg, #6d28d9 0%, #4338ca 100%);
    color: #fff;
    box-shadow: 0 4px 12px -3px rgba(109,40,217,.5);
}
.header-quick-ai:hover {
    transform: translateY(-1px);
    background: linear-gradient(135deg, #7c3aed 0%, #4f46e5 100%);
    box-shadow: 0 8px 18px -3px rgba(109,40,217,.65);
}
.header-quick-wa {
    background: #25d366;
    color: #fff;
    box-shadow: 0 4px 12px -3px rgba(37,211,102,.5);
}
.header-quick-wa:hover {
    transform: translateY(-1px);
    background: #1ebe5a;
    color: #fff;
    box-shadow: 0 8px 18px -3px rgba(37,211,102,.65);
}
@media (max-width: 1280px) {
    .header-quick-ai span, .header-quick-wa span { display: none; }
    .header-quick-ai, .header-quick-wa { padding: 11px; }
}
@media (max-width: 768px) {
    .header-inner { grid-template-columns: auto 1fr auto; }
    .header-quick { display: none; }
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 21px;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
    flex-shrink: 0;
}
.logo img { height: 52px; width: auto; }
.logo-mark {
    min-width: 72px;
    height: 44px;
    padding: 0 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    letter-spacing: 0.22em;
    text-indent: 0.22em;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 900;
    font-size: 18px;
    line-height: 1;
    text-transform: none;
    box-shadow: var(--shadow-brand);
    flex-shrink: 0;
}
.logo-mark::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0) 55%);
    pointer-events: none;
}
.logo-mark::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 7px;
    width: 22px;
    height: 1.5px;
    background: rgba(255,255,255,0.55);
    border-radius: 2px;
    transform: translateX(-50%);
}
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
    font-weight: 800;
    color: var(--color-secondary);
}
.logo-text small {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--color-text-soft);
    margin-top: 4px;
}

/* Search bar — premium pill with icon prefix and labeled CTA */
.search-bar {
    flex: 1;
    display: flex;
    align-items: center;
    background: #fff;
    border: 2px solid var(--color-border-strong);
    border-radius: 999px;
    max-width: 760px;
    min-width: 0;
    height: 60px;
    transition: border-color .15s, box-shadow .15s, background .15s;
    box-shadow: 0 1px 3px rgba(15, 23, 42, .04);
    position: relative;
}
/* Header arama autocomplete dropdown — pill'in dışına taşar, daha geniş */
.search-bar .ac-wrap { position: relative; flex: 1; min-width: 0; height: 100%; display: flex; align-items: center; }
.search-bar .ac-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: -64px;
    right: -100px;
    z-index: 1000;
    box-shadow: 0 16px 40px rgba(15,23,42,.18);
    max-height: 70vh;
    border-radius: 14px;
}
.search-bar:hover { border-color: var(--color-secondary); }
.search-bar:focus-within {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(201, 48, 44, .12);
}
.search-bar-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding-left: 20px;
    height: 100%;
    color: var(--color-secondary);
    flex-shrink: 0;
}
.search-bar-icon svg { display: block; }
.search-bar input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 0 16px 0 14px;
    font-size: 16px;
    font-weight: 500;
    line-height: 56px;
    height: 100%;
    outline: none;
    min-width: 0;
    width: 100%;
    color: var(--color-text);
    text-overflow: ellipsis;
    margin: 0;
    -webkit-appearance: none;
    appearance: none;
}
.search-bar input::-webkit-search-cancel-button,
.search-bar input::-webkit-search-decoration { -webkit-appearance: none; }
.search-bar input::placeholder {
    color: #475569;
    opacity: 1;
    font-weight: 500;
}
.search-bar button {
    background: var(--color-primary);
    color: #fff;
    padding: 0 32px;
    align-self: stretch;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    font-size: 16px;
    line-height: 1;
    letter-spacing: 0.02em;
    transition: background .15s;
    flex-shrink: 0;
    height: auto;
    margin: 0;
}
.search-bar button:hover { background: var(--color-primary-dark); }
.search-bar-btn-label { display: inline; }
@media (max-width: 1100px) {
    .search-bar input { font-size: 14px; }
    .search-bar-icon { padding-left: 16px; }
}
@media (max-width: 1024px) {
    .search-bar { height: 48px; }
    .search-bar input { line-height: 44px; font-size: 14px; }
    .search-bar-btn-label { display: none; }
    .search-bar button { padding: 0 18px; }
    .search-bar input::placeholder { font-size: 13.5px; }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
}
.header-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-muted);
    position: relative;
    transition: background .15s, color .15s;
    line-height: 1;
}
.header-link svg { color: var(--color-text-soft); flex-shrink: 0; transition: color .15s; }
.header-link:hover { background: var(--color-bg-soft); color: var(--color-primary); }
.header-link:hover svg { color: var(--color-primary); }

.header-tel {
    background: var(--color-success-soft);
    color: var(--color-success);
    border: 1px solid rgba(16,185,129,.2);
    margin-right: 6px;
}
.header-tel svg { color: var(--color-success); }
.header-tel:hover { background: var(--color-success); color: #fff; border-color: var(--color-success); }
.header-tel:hover svg { color: #fff; }
.header-tel-label { font-weight: 700; }

.cart-link {
    font-weight: 700;
    color: var(--color-secondary);
    background: var(--color-bg-soft);
    padding-right: 18px;
}
.cart-link svg { color: var(--color-secondary); }

@media (max-width: 1100px) {
    .header-tel-label { display: none; }
    .header-link span:not(.cart-count) { display: none; }
    .header-link { padding: 10px; }
}
.cart-count {
    position: absolute;
    top: 2px;
    right: 4px;
    background: var(--color-primary);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    border-radius: 999px;
    padding: 2px 6px;
    min-width: 18px;
    text-align: center;
    line-height: 1.2;
}

.mobile-toggle { display: none; flex-direction: column; gap: 4px; }
.mobile-toggle span { width: 24px; height: 2px; background: var(--color-text); }

/* Main Nav */
.main-nav {
    background: var(--color-secondary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(11, 31, 58, .15);
}
.main-nav > .container > ul {
    display: flex;
    gap: 2px;
}
.main-nav a {
    display: block;
    padding: 16px 22px;
    font-size: 16px;
    font-weight: 700;
    color: rgba(255,255,255,.95);
    transition: background .15s, color .15s;
    position: relative;
    letter-spacing: 0.01em;
}
.main-nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
.main-nav > .container > ul > li > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width .2s var(--ease-out), left .2s var(--ease-out);
}
.main-nav > .container > ul > li:hover > a::after,
.main-nav > .container > ul > li > a:hover::after {
    width: calc(100% - 36px);
    left: 18px;
}
.has-dropdown { position: relative; }
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    color: var(--color-text);
    min-width: 240px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all .2s var(--ease-out);
    z-index: 10;
    padding: 6px 0;
}
.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown {
    min-width: 280px;
}
.dropdown a {
    padding: 10px 16px;
    font-size: 14px;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.2;
    transition: background .15s, color .15s, padding-left .15s;
}
.dropdown a::after { display: none; }
.dropdown a:hover {
    background: var(--color-bg-soft);
    color: var(--color-primary);
    padding-left: 20px;
}
.dropdown .dd-logo {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-soft);
    border-radius: 6px;
    overflow: hidden;
}
.dropdown .dd-logo .brand-logo {
    width: 22px;
    height: 22px;
}
.dropdown .dd-icon {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 1;
}
.dropdown .dd-label {
    flex: 1;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.dropdown .dd-count {
    flex-shrink: 0;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--color-text-soft);
    background: var(--color-bg-muted);
    padding: 2px 8px;
    border-radius: 999px;
    line-height: 1.2;
    transition: background .15s, color .15s;
}
.dropdown a:hover .dd-count {
    background: var(--color-primary);
    color: #fff;
}
.dropdown .dd-all {
    border-top: 1px solid var(--color-border);
    margin-top: 4px;
    padding-top: 12px !important;
    color: var(--color-primary) !important;
    font-weight: 700;
}
.dropdown .dd-all .dd-icon { color: var(--color-primary); font-weight: 800; font-size: 18px; }

/* ============================================
   HERO MEGA — Wizard-style finder (referans tasarım)
   ============================================ */
.hero-mega {
    padding: 70px 0 60px;
}

/* Animasyonlu hero arka plan dekorasyonları */
.hero-decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}
/* Glow blob'lar — vivid renkli ışık lekeleri */
.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.85;
    will-change: transform;
    mix-blend-mode: screen;
}
.hero-blob-1 {
    width: 560px; height: 560px;
    background: radial-gradient(circle, rgba(245,159,10,0.55) 0%, rgba(245,159,10,0.15) 40%, transparent 70%);
    top: -140px; left: -120px;
    animation: blobDrift1 22s ease-in-out infinite;
}
.hero-blob-2 {
    width: 620px; height: 620px;
    background: radial-gradient(circle, rgba(201,48,44,0.50) 0%, rgba(201,48,44,0.12) 45%, transparent 70%);
    bottom: -200px; right: 25%;
    animation: blobDrift2 26s ease-in-out infinite;
}
.hero-blob-3 {
    width: 480px; height: 480px;
    background: radial-gradient(circle, rgba(56,189,248,0.45) 0%, rgba(56,189,248,0.10) 45%, transparent 70%);
    top: 25%; left: 35%;
    animation: blobDrift3 30s ease-in-out infinite;
}
/* Ekstra mor blob — derinlik için */
.hero-decor::before {
    content: '';
    position: absolute;
    width: 420px; height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168,85,247,0.40) 0%, transparent 65%);
    filter: blur(70px);
    opacity: 0.7;
    top: 55%; right: -120px;
    animation: blobDrift1 32s ease-in-out infinite reverse;
    mix-blend-mode: screen;
    pointer-events: none;
}
/* Diagonal light beams — aşağıdan yukarı süzülen ışık çubukları */
.hero-decor::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(105deg, transparent 30%, rgba(255,255,255,0.04) 32%, transparent 35%),
        linear-gradient(105deg, transparent 60%, rgba(245,159,10,0.06) 62%, transparent 65%),
        linear-gradient(105deg, transparent 80%, rgba(56,189,248,0.05) 82%, transparent 85%);
    pointer-events: none;
    animation: beamSweep 18s ease-in-out infinite;
}
@keyframes beamSweep {
    0%, 100% { transform: translateX(-30px); opacity: 0.6; }
    50%      { transform: translateX(30px); opacity: 1; }
}
@keyframes blobDrift1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(80px, 60px) scale(1.1); }
    66% { transform: translate(-40px, 100px) scale(0.95); }
}
@keyframes blobDrift2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-100px, -80px) scale(1.15); }
}
@keyframes blobDrift3 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
    50% { transform: translate(60px, -40px) scale(1.05); opacity: 0.6; }
}

/* Dönen ürün görselleri — gerçek kompresör, kasnak, kondanser vs. */
.hero-product {
    position: absolute;
    opacity: 0;
    will-change: transform, opacity;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.96);
    box-shadow:
        0 0 0 2px rgba(245,159,10,0.4),
        0 0 24px rgba(245,159,10,0.55),
        0 0 60px rgba(56,189,248,0.35),
        inset 0 0 20px rgba(255,255,255,0.6);
    border: 1px solid rgba(255,255,255,0.5);
    transition: opacity 1.2s ease-in;
    animation-fill-mode: both;
    z-index: 1;
    filter: drop-shadow(0 6px 20px rgba(0,0,0,0.5));
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.hero-product .hp-img {
    width: 78%;
    height: 78%;
    object-fit: contain;
    display: block;
}
.hero-product .hp-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70%;
    height: 70%;
}
.hero-product .hp-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}
/* Görsel CDN'den yüklenirken yavaşça fade in olsun */
.hero-product { animation-name: productFadeIn, productSpin; }
.hero-product:nth-child(odd) {
    box-shadow:
        0 0 0 2px rgba(56,189,248,0.5),
        0 0 28px rgba(56,189,248,0.55),
        0 0 60px rgba(168,85,247,0.35),
        inset 0 0 20px rgba(255,255,255,0.6);
}

/* Boyut + konum + dönme hızı + yön */
.hero-product.hp-1 { width: 130px; height: 130px; top: 8%;   left: 4%;
    animation-duration: 1s, 26s; animation-delay: 0.2s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; }
.hero-product.hp-2 { width: 95px;  height: 95px;  top: 38%;  left: 12%;
    animation-duration: 1s, 34s; animation-delay: 0.5s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; animation-direction: normal, reverse; }
.hero-product.hp-3 { width: 150px; height: 150px; top: 65%;  left: 2%;
    animation-duration: 1s, 42s; animation-delay: 0.8s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; }
.hero-product.hp-4 { width: 80px;  height: 80px;  top: 18%;  left: 30%;
    animation-duration: 1s, 28s; animation-delay: 1.1s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; animation-direction: normal, reverse; }
.hero-product.hp-5 { width: 110px; height: 110px; top: 50%;  left: 38%;
    animation-duration: 1s, 38s; animation-delay: 1.3s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; }
.hero-product.hp-6 { width: 70px;  height: 70px;  top: 78%;  left: 28%;
    animation-duration: 1s, 22s; animation-delay: 1.5s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; animation-direction: normal, reverse; }
.hero-product.hp-7 { width: 100px; height: 100px; top: 5%;   left: 22%;
    animation-duration: 1s, 30s; animation-delay: 1.7s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; }
.hero-product.hp-8 { width: 85px;  height: 85px;  top: 30%;  left: 44%;
    animation-duration: 1s, 36s; animation-delay: 1.9s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, infinite; animation-direction: normal, reverse; }

@keyframes productFadeIn {
    from { opacity: 0; transform: scale(0.5) rotate(0deg); }
    to   { opacity: 0.85; transform: scale(1) rotate(0deg); }
}
@keyframes productSpin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Spin animation çalışırken opacity stabil kalsın diye fade-in sonrası */
.hero-product { opacity: 0.85; }

/* Parıltılar — neon renkli yıldız noktaları */
.hero-spark {
    position: absolute;
    width: 5px; height: 5px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255,255,255,1), 0 0 20px rgba(245,159,10,0.8), 0 0 30px rgba(245,159,10,0.4);
    will-change: opacity, transform;
}
.hero-spark.s1 { top: 18%; left: 18%; animation: sparkle 4s ease-in-out infinite;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(245,159,10,1); }
.hero-spark.s2 { top: 40%; left: 8%;  animation: sparkle 5s ease-in-out infinite -1s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(56,189,248,1); }
.hero-spark.s3 { top: 70%; left: 26%; animation: sparkle 4.5s ease-in-out infinite -2s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(168,85,247,1); }
.hero-spark.s4 { top: 28%; left: 42%; animation: sparkle 6s ease-in-out infinite -3s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(245,159,10,1); }
.hero-spark.s5 { top: 82%; left: 18%; animation: sparkle 4.2s ease-in-out infinite -1.5s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(56,189,248,1); }
.hero-spark.s6 { top: 50%; left: 38%; animation: sparkle 5.5s ease-in-out infinite -2.5s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(201,48,44,1); }
.hero-spark.s7 { top: 12%; left: 32%; animation: sparkle 4.8s ease-in-out infinite -3.5s;
    box-shadow: 0 0 10px #fff, 0 0 22px rgba(168,85,247,1); }
@keyframes sparkle {
    0%, 100% { opacity: 0; transform: scale(0.5); }
    50%      { opacity: 1; transform: scale(1.6); }
}

@media (max-width: 768px) {
    .hero-flake.f3, .hero-flake.f5,
    .hero-gear.g2,
    .hero-blob-3,
    .hero-spark.s5, .hero-spark.s6, .hero-spark.s7 { display: none; }
    .hero-blob { filter: blur(40px); }
}

@media (prefers-reduced-motion: reduce) {
    .hero-blob, .hero-flake, .hero-gear, .hero-spark { animation: none !important; }
}
.hero-mega-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 520px;
    gap: clamp(40px, 5vw, 100px);
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 0 clamp(8px, 2vw, 40px);
}
@media (min-width: 1500px) {
    .hero h1 { font-size: clamp(38px, 4.4vw, 64px); }
    .hero-sub { font-size: 18px; max-width: 640px; }
}
.hero-intro { color: #fff; }
.hero-h1-accent {
    color: var(--color-accent);
    background: linear-gradient(135deg, #f59f0a 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-sub {
    color: rgba(255,255,255,.85);
    font-size: 16.5px;
    line-height: 1.6;
    margin-bottom: 24px;
    max-width: 540px;
}
.hero-features-bottom {
    grid-column: 1 / -1;
    justify-content: flex-start;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,.08);
}

/* Finder Wizard — kompakt referans tasarımı (3 adım + Sıfırla + OEM kod) */
.finder-wizard {
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 24px 64px -16px rgba(0,0,0,.4), 0 8px 16px rgba(0,0,0,.15);
    color: var(--color-text);
    position: relative;
    animation: fadeUp .8s var(--ease-out) .3s both;
    padding: 22px 22px 18px;
    display: flex;
    flex-direction: column;
}
/* HTML order: fw-top → fw-code-section → fw-body — tüm ekranlarda aynı */

/* Üst başlık + Sıfırla butonu */
.fw-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}
.fw-top-text h2 {
    font-size: 18px;
    margin: 0;
    font-weight: 800;
    color: var(--color-text);
    line-height: 1.2;
    letter-spacing: -0.01em;
}
.fw-top-text p {
    margin: 2px 0 0;
    font-size: 13.5px;
    color: var(--color-text-soft);
}
.fw-reset {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 4px;
    background: transparent;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: opacity .15s;
    flex-shrink: 0;
}
.fw-reset:hover { opacity: .75; }
.fw-reset svg { transition: transform .3s; }
.fw-reset:hover svg { transform: rotate(-90deg); }

/* Form gövdesi */
.fw-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.fw-step { display: flex; flex-direction: column; gap: 5px; }
.fw-step-label {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.2;
}
.fw-step-label small {
    color: var(--color-text-soft);
    font-weight: 500;
    font-size: 12px;
    margin-left: 2px;
}

/* Numbered badge + select wrapper */
.fw-select-wrap {
    position: relative;
    display: flex;
    align-items: center;
    background: #fff;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    transition: border-color .15s, box-shadow .15s;
}
.fw-select-wrap:hover { border-color: var(--color-border-strong); }
.fw-select-wrap:focus-within {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 4px rgba(11,31,58,.08);
}
.fw-step-num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #94a3b8;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    margin-left: 10px;
}
.fw-step-num-opt { background: var(--color-accent); }
.fw-select-wrap[data-step-state="filled"] .fw-step-num { background: var(--color-secondary); }
.fw-select-wrap[data-step-state="active"] .fw-step-num { background: var(--color-accent); }

/* Selectler */
.fw-select-wrap select {
    flex: 1;
    border: 0;
    background: transparent;
    padding: 13px 38px 13px 12px;
    font-family: inherit;
    font-size: 14px;
    color: var(--color-text);
    cursor: pointer;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23475569' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    width: 100%;
    min-width: 0;
}
.fw-select-wrap select:disabled {
    color: var(--color-text-soft);
    cursor: not-allowed;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23cbd5e1' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* Büyük mavi CTA — referansa göre */
.fw-cta {
    width: 100%;
    margin-top: 12px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    border: none;
    padding: 16px 20px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform .15s var(--ease-out), box-shadow .2s var(--ease-out);
    box-shadow: 0 4px 14px -2px rgba(37,99,235,.4);
}
.fw-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px -4px rgba(37,99,235,.5);
}
.fw-cta:active { transform: translateY(1px); }
.fw-cta svg { flex-shrink: 0; }

/* OEM / Parça Numarası ile Arama bölümü (kart içinde alt kısım) */
.fw-code-section {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--color-border);
}
.fw-code-title {
    font-size: 14.5px;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--color-text);
}
.fw-code-search {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
/* Input/buton tüm ekranlarda alt alta — input maks. genişlik */
.fw-code-search input {
    flex: 1;
    width: 100%;
    box-sizing: border-box;
    padding: 12px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    font: inherit;
    font-size: 13.5px;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
}
.fw-code-search input::placeholder { color: var(--color-text-soft); }
.fw-code-search input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(201,48,44,.1);
}
/* Buton: dar ekranda input'un altında tam genişlik; geniş masaüstünde yan yana */
.fw-code-btn {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    border: none;
    padding: 12px 22px;
    border-radius: 8px;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: opacity .15s, transform .15s;
    width: 100%;
}
.fw-code-btn:hover { opacity: .92; transform: translateY(-1px); }
.fw-code-btn-icon { display: block; width: 18px; height: 18px; }
.fw-code-btn-text { display: inline; }

/* Mobile responsive */
@media (max-width: 968px) {
    .hero-mega-inner { grid-template-columns: 1fr; gap: 32px; }
    .hero-intro { text-align: center; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-features-bottom { justify-content: center; }
    .finder-wizard { max-width: 540px; margin: 0 auto; width: 100%; }
}
@media (max-width: 540px) {
    .fw-tip-cards { grid-template-columns: 1fr; }
    .fw-trust-row { grid-template-columns: 1fr; }
}

/* Hero — vibrant animated mesh + aurora sweep + neon glow */
.hero {
    background:
        radial-gradient(ellipse at 12% 18%, rgba(245,159,10,.25) 0%, transparent 35%),
        radial-gradient(ellipse at 88% 82%, rgba(201,48,44,.28) 0%, transparent 40%),
        radial-gradient(ellipse at 78% 18%, rgba(56,189,248,.22) 0%, transparent 35%),
        radial-gradient(ellipse at 18% 78%, rgba(168,85,247,.20) 0%, transparent 40%),
        linear-gradient(135deg, #050d1f 0%, #0b1f3a 35%, #142e54 65%, #1a3a66 100%);
    color: #fff;
    padding: 80px 0 90px;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}
/* Aurora şerit — yavaşça akan ışık dalgası */
.hero::before {
    content: '';
    position: absolute;
    inset: -20% -10%;
    background:
        conic-gradient(from 90deg at 50% 50%,
            transparent 0deg,
            rgba(245,159,10,.15) 60deg,
            transparent 120deg,
            rgba(56,189,248,.18) 200deg,
            transparent 260deg,
            rgba(201,48,44,.18) 320deg,
            transparent 360deg);
    filter: blur(80px);
    animation: heroAurora 28s linear infinite;
    pointer-events: none;
    z-index: 0;
    mix-blend-mode: screen;
}
@keyframes heroAurora {
    from { transform: rotate(0deg) scale(1.2); }
    to   { transform: rotate(360deg) scale(1.2); }
}
/* Grid + neon noktalar — daha belirgin tech-pattern */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(56,189,248,.5) 0%, transparent 1.5px),
        radial-gradient(circle at 75% 75%, rgba(245,159,10,.5) 0%, transparent 1.5px),
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
    background-size: 80px 80px, 80px 80px, 50px 50px, 50px 50px;
    background-position: 0 0, 25px 25px, 0 0, 0 0;
    mask-image: radial-gradient(ellipse at 50% 50%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, #000 30%, transparent 80%);
    pointer-events: none;
    z-index: 0;
    animation: gridDrift 60s linear infinite;
}
@keyframes gridDrift {
    from { background-position: 0 0, 25px 25px, 0 0, 0 0; }
    to   { background-position: 50px 50px, 75px 75px, 50px 50px, 50px 50px; }
}
@media (prefers-reduced-motion: reduce) {
    .hero::before, .hero::after { animation: none !important; }
}
.hero .container { position: relative; z-index: 1; }
.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,.15);
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 600;
    margin-bottom: 22px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    animation: fadeUp .6s var(--ease-out) both;
}
.hero-tag::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 12px var(--color-accent);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .7; transform: scale(.85); }
}
.hero h1 {
    font-size: clamp(30px, 4.5vw, 52px);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.08;
    letter-spacing: -0.025em;
    animation: fadeUp .7s var(--ease-out) .1s both;
}
.hero p {
    font-size: 17px;
    color: rgba(255,255,255,.82);
    margin-bottom: 32px;
    max-width: 580px;
    line-height: 1.65;
    animation: fadeUp .7s var(--ease-out) .2s both;
}
.hero p strong { color: #fff; font-weight: 700; }
.hero-cta {
    display: flex;
    gap: 12px;
    margin-bottom: 36px;
    flex-wrap: wrap;
    animation: fadeUp .7s var(--ease-out) .3s both;
}
.hero-cta .btn-primary {
    box-shadow: 0 1px 2px rgba(0,0,0,.2), 0 8px 24px -4px rgba(201, 48, 44, .5);
}
.hero-cta .btn-outline {
    color: #fff;
    border-color: rgba(255,255,255,.4);
    background: rgba(255,255,255,.05);
    backdrop-filter: blur(10px);
}
.hero-cta .btn-outline:hover {
    background: #fff;
    color: var(--color-secondary);
    border-color: #fff;
}
.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    animation: fadeUp .7s var(--ease-out) .4s both;
}
.hero-features li {
    font-size: 13.5px;
    color: rgba(255,255,255,.85);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.hero-features li::before {
    content: "✓";
    color: var(--color-accent);
    font-weight: 800;
    font-size: 16px;
    display: inline-flex;
    width: 22px;
    height: 22px;
    align-items: center;
    justify-content: center;
    background: rgba(245, 159, 10, .15);
    border-radius: 50%;
    margin-right: 0;
}
.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: fadeUp .8s var(--ease-out) .3s both;
}

/* Trust strip — premium signal row */
.trust-strip {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 26px 0;
    position: relative;
    z-index: 2;
    margin-top: -1px;
}
.trust-strip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    align-items: center;
}
.trust-strip-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 12px;
    border-right: 1px solid var(--color-border);
    text-align: left;
}
.trust-strip-item:last-child { border-right: 0; }
.trust-strip-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.trust-strip-icon svg { width: 22px; height: 22px; }
.trust-strip-text { line-height: 1.3; }
.trust-strip-title { font-weight: 700; font-size: 14px; color: var(--color-text); display: block; }
.trust-strip-sub { font-size: 12.5px; color: var(--color-text-soft); }

/* Vehicle finder — premium card */
.vehicle-finder {
    background: var(--color-bg-soft);
    padding: 60px 0;
}
.vehicle-finder .container > h2 {
    font-size: clamp(24px, 3vw, 32px);
    text-align: center;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}
.vehicle-finder .container > p.section-sub {
    text-align: center;
    margin-bottom: 28px;
}
.section-sub { color: var(--color-text-muted); margin-bottom: 28px; font-size: 15px; }
.finder-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    max-width: 1100px;
    margin: 0 auto;
    background: #fff;
    padding: 16px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}
.finder-form select,
.finder-form input {
    padding: 13px 16px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 14px;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
    font-family: inherit;
    color: var(--color-text);
    cursor: pointer;
}
.finder-form select:hover,
.finder-form input:hover { border-color: var(--color-border-strong); }
.finder-form select:focus,
.finder-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(201, 48, 44, .1);
}
.finder-form button {
    grid-column: span 1;
}

/* Section heading */
.section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin-bottom: 32px;
    gap: 24px;
    flex-wrap: wrap;
}
.section-head h2 {
    font-size: clamp(22px, 2.6vw, 30px);
    margin: 0;
    letter-spacing: -0.02em;
}
.section-head .section-sub { margin: 4px 0 0; }
.link-arrow {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap .15s;
}
.link-arrow:hover { gap: 8px; }

/* Categories — premium card grid */
.categories { padding: 70px 0; background: #fff; }
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 18px;
}
.category-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
    transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), border-color .15s;
    text-align: center;
}
.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.category-card img {
    width: 100%;
    height: 160px;
    object-fit: contain;
    background: var(--color-bg-soft);
    padding: 16px;
    transition: transform .35s var(--ease-out);
}
.category-card:hover img { transform: scale(1.06); }
.category-card h3 {
    padding: 16px 16px 6px;
    font-size: 15px;
    font-weight: 700;
    margin: 0;
}

/* Featured products section */
.featured-products { padding: 70px 0; background: var(--color-bg-soft); }

/* Anasayfa öne çıkan ürünler — 24 öğe (bölenleri: 2, 3, 4, 6, 8) */
#homeFeatured { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 540px)  { #homeFeatured { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 768px)  { #homeFeatured { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1100px) { #homeFeatured { grid-template-columns: repeat(6, 1fr); } }
@media (min-width: 1500px) { #homeFeatured { grid-template-columns: repeat(8, 1fr); } }

/* Anasayfa kategori grid'i — 16 öğe (bölenleri: 2, 4, 8) */
#homeCategories { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 540px)  { #homeCategories { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1100px) { #homeCategories { grid-template-columns: repeat(8, 1fr); } }

/* Product card — refined premium */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 18px;
}
.product-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow .25s var(--ease-out), transform .25s var(--ease-out), border-color .15s;
    position: relative;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: transparent;
}
.product-card > a { color: inherit; flex: 1; display: flex; flex-direction: column; }
.product-image {
    position: relative;
    background: linear-gradient(135deg, var(--color-bg-soft) 0%, var(--color-bg-muted) 100%);
    aspect-ratio: 4/3;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}
.product-image img {
    width: 100%; height: 100%; object-fit: contain;
    padding: 12px;
    transition: transform .35s var(--ease-out);
}
.product-card:hover .product-image img { transform: scale(1.05); }
.badge {
    position: absolute;
    top: 12px; left: 12px;
    font-size: 10.5px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    box-shadow: var(--shadow-sm);
}
.badge-new { background: var(--color-success); color: #fff; }
.badge-discount { background: var(--color-primary); color: #fff; }
.product-info {
    padding: 14px 16px 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-brand {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-text-muted);
    font-weight: 700;
}
.product-title {
    font-size: 14.5px;
    font-weight: 700;
    margin: 8px 0 10px;
    line-height: 1.4;
    color: var(--color-text);
    /* clamp 3 lines */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-meta { color: var(--color-text-muted); font-size: 13px; font-weight: 500; }
.rating { color: var(--color-accent); font-size: 14px; }
.product-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-top: auto;
    padding-top: 10px;
}
.price { font-size: 21px; font-weight: 800; color: var(--color-primary); letter-spacing: -0.01em; }
.price-old { font-size: 14px; color: var(--color-text-soft); text-decoration: line-through; }
.btn-add-cart {
    width: calc(100% - 28px);
    margin: 0 14px 14px;
    background: var(--color-secondary);
    color: #fff;
    padding: 11px 14px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 14px;
    transition: background .15s, transform .15s;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.btn-add-cart:hover { background: var(--color-primary); }
.btn-add-cart:active { transform: scale(0.98); }

/* Trust bar — kibar dairesel ikonlu */
.trust-bar { padding: 50px 0; background: #fff; }
.trust-bar-rich { background: #fff; border-top: 1px solid var(--color-border); }
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}
.trust-item {
    padding: 8px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.trust-circle {
    width: 56px !important;
    height: 56px !important;
    min-width: 56px;
    min-height: 56px;
    max-width: 56px;
    max-height: 56px;
    border-radius: 50%;
    background: var(--color-bg-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    color: var(--color-primary);
    transition: transform .25s var(--ease-out), background .15s, color .15s, box-shadow .2s;
    flex-shrink: 0;
}
.trust-item:hover .trust-circle {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -6px rgba(201,48,44,.4);
}
.trust-circle svg {
    width: 24px !important;
    height: 24px !important;
    display: block;
}
.trust-circle-wa { color: #25d366; }
.trust-item:hover .trust-circle-wa {
    background: #25d366;
    color: #fff;
    box-shadow: 0 8px 20px -6px rgba(37,211,102,.5);
}
.trust-item h4 {
    font-size: 13px;
    margin: 0 0 6px;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--color-text);
    text-transform: uppercase;
}
.trust-item p {
    font-size: 12.5px;
    color: var(--color-text-soft);
    margin: 0;
    line-height: 1.5;
    max-width: 260px;
}
@media (max-width: 768px) {
    .trust-bar { padding: 32px 0; }
    .trust-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .trust-circle {
        width: 48px !important; height: 48px !important;
        min-width: 48px; min-height: 48px;
        max-width: 48px; max-height: 48px;
        margin-bottom: 10px;
    }
    .trust-circle svg { width: 20px !important; height: 20px !important; }
    .trust-item h4 { font-size: 12px; }
    .trust-item p { font-size: 11.5px; }
}

/* Brands */
.brands { padding: 50px 0; }
.brand-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 20px;
    align-items: center;
}
.brand-grid a {
    display: flex;
    justify-content: center;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color .15s;
}
.brand-grid a:hover { border-color: var(--color-primary); }
.brand-grid img { max-height: 36px; opacity: .7; transition: opacity .15s; }
.brand-grid a:hover img { opacity: 1; }

/* =====================================================
   Üretici markaları — kayan wordmark şeridi
   ===================================================== */
.brand-strip {
    background: #fff;
    padding: 50px 0 40px;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}
.brand-strip-head {
    text-align: center;
    margin-bottom: 28px;
}
.brand-strip-head h2 {
    font-size: clamp(20px, 2.4vw, 28px);
    font-weight: 800;
    margin: 0 0 6px;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}
.brand-strip-head p {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 14.5px;
}
.brand-marquee {
    overflow: hidden;
    width: 100%;
    mask-image: linear-gradient(90deg, transparent 0%, #000 6%, #000 94%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 6%, #000 94%, transparent 100%);
}
.brand-marquee-track {
    display: inline-flex;
    gap: 0;
    align-items: center;
    animation: marqueeSlide 70s linear infinite;
    will-change: transform;
}
.brand-marquee:hover .brand-marquee-track { animation-play-state: paused; }

.brand-wordmark {
    flex-shrink: 0;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    font-weight: 900;
    font-size: 28px;
    letter-spacing: 0.02em;
    line-height: 1;
    padding: 18px 44px;
    color: #cbd5e1;
    transition: color .22s, transform .22s, filter .22s;
    filter: grayscale(0.7);
    white-space: nowrap;
}
.brand-wordmark small {
    display: block;
    margin-top: 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.18em;
    opacity: .85;
}
.brand-wordmark:hover {
    transform: scale(1.05);
    filter: grayscale(0);
}

/* Marka-bazlı renkler — hover'da bunlar belirginleşir */
.bm-dixoon { color: #1e40af; font-style: italic; }
.bm-denso  { color: #d70a17; }
.bm-sanden { color: #003a72; }
.bm-valeo  { color: #d70a17; font-style: italic; }
.bm-mahle  { color: #c8102e; }
.bm-elci   { color: #1d4ed8; }
.bm-hvcc   { color: #0f766e; }
.bm-kale   { color: #b91c1c; }
.bm-hanon  {
    color: #475569;
    font-size: 26px;
    font-weight: 800;
    text-transform: lowercase;
    letter-spacing: 0;
}
.bm-hanon small { color: #475569; text-transform: uppercase; }
.bm-delphi {
    color: #fff;
    background: #d70a17;
    border-radius: 50% / 50%;
    padding: 14px 30px;
    font-size: 22px;
    box-shadow: 0 4px 12px -2px rgba(215,10,23,.4);
}
.bm-doowon { color: #1d4ed8; font-style: italic; }
.bm-webasto { color: #003a72; }
.bm-spal   { color: #0284c7; }
.bm-fomoco { color: #003478; }
.bm-safkar { color: #0e7c41; }
.bm-parker { color: #003478; }

@media (max-width: 768px) {
    .brand-wordmark { font-size: 22px; padding: 14px 26px; }
    .bm-delphi { font-size: 18px; padding: 10px 22px; }
    .bm-hanon { font-size: 20px; }
    .brand-marquee-track { animation-duration: 50s; }
}

/* SEO Content */
.seo-content { padding: 60px 0; background: var(--color-bg-soft); }
.seo-content h2 { font-size: 24px; }
.seo-content h3 { font-size: 18px; margin-top: 24px; }
.seo-content ul { padding-left: 18px; }
.seo-content ul li { list-style: disc; margin-bottom: 6px; }
.seo-content details {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    margin-bottom: 8px;
}
.seo-content summary { font-weight: 600; cursor: pointer; }

/* =====================================================
   Zengin SEO bölümü — index.html alt kısmı
   ===================================================== */
.seo-rich {
    padding: 70px 0 80px;
    background: linear-gradient(180deg, var(--color-bg-soft) 0%, #fff 100%);
}
.seo-rich .rich-head {
    text-align: center;
    margin-bottom: 36px;
    max-width: 920px;
    margin-left: auto;
    margin-right: auto;
}
.seo-rich .rich-head h2 {
    font-size: clamp(26px, 3vw, 36px);
    font-weight: 800;
    margin: 0 0 14px;
    letter-spacing: -0.02em;
    color: var(--color-secondary);
}
.seo-rich .rich-head p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin: 0;
}

/* Rakam şeridi */
.rich-stats {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-sm);
}
.rich-stat {
    text-align: center;
    padding: 6px 4px;
    border-right: 1px solid var(--color-border);
}
.rich-stat:last-child { border-right: 0; }
.rich-stat strong {
    display: block;
    font-size: clamp(18px, 2vw, 26px);
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.01em;
    line-height: 1.1;
}
.rich-stat span {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-soft);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
@media (max-width: 900px) {
    .rich-stats { grid-template-columns: repeat(3, 1fr); }
    .rich-stat:nth-child(3n) { border-right: 0; }
}
@media (max-width: 480px) {
    .rich-stats { grid-template-columns: repeat(2, 1fr); padding: 14px 10px; }
    .rich-stat:nth-child(3n) { border-right: 1px solid var(--color-border); }
    .rich-stat:nth-child(2n) { border-right: 0; }
}

/* 4 kart — Neden biz */
.rich-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 50px;
}
.rich-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px 22px;
    transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out);
    text-align: left;
}
.rich-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.rich-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 14px;
    margin-bottom: 16px;
    color: #fff;
}
.rich-icon-red    { background: linear-gradient(135deg, #c9302c 0%, #9c1f1c 100%); box-shadow: 0 8px 18px -6px rgba(201,48,44,.4); }
.rich-icon-amber  { background: linear-gradient(135deg, #f59f0a 0%, #d97706 100%); box-shadow: 0 8px 18px -6px rgba(245,159,10,.4); }
.rich-icon-green  { background: linear-gradient(135deg, #10b981 0%, #059669 100%); box-shadow: 0 8px 18px -6px rgba(16,185,129,.4); }
.rich-icon-blue   { background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%); box-shadow: 0 8px 18px -6px rgba(37,99,235,.4); }
.rich-card h3 {
    font-size: 17px;
    font-weight: 800;
    margin: 0 0 8px;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}
.rich-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text-muted);
}
@media (max-width: 1100px) { .rich-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px)  { .rich-cards { grid-template-columns: 1fr; } }

/* Divider + ortadaki başlıklar */
.rich-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 50px 0 30px;
}
.rich-mid-head {
    text-align: center;
    font-size: clamp(20px, 2.4vw, 28px);
    font-weight: 800;
    margin: 0 0 24px;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}

/* Kategori chipleri */
.rich-chips {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 50px;
}
.rich-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1.5px solid var(--color-border);
    border-radius: 999px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    transition: all .15s;
}
.rich-chip:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 14px -4px rgba(201,48,44,.4);
}
.rich-chip-all {
    background: var(--color-secondary);
    color: #fff;
    border-color: var(--color-secondary);
    font-weight: 700;
}
.rich-chip-all:hover { background: var(--color-secondary-light); border-color: var(--color-secondary-light); }

/* 2 kolon — anlatım + belirti listesi */
.rich-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    margin: 30px 0;
}
.rich-col {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 30px;
    box-shadow: var(--shadow-xs);
}
.rich-col h3 {
    font-size: 19px;
    font-weight: 800;
    margin: 0 0 12px;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}
.rich-col p {
    font-size: 14.5px;
    line-height: 1.65;
    color: var(--color-text-muted);
    margin: 0 0 14px;
}
.rich-list { padding-left: 0 !important; margin: 0; }
.rich-list li {
    list-style: none !important;
    padding: 8px 0 8px 26px;
    position: relative;
    font-size: 14px;
    line-height: 1.55;
    color: var(--color-text);
    border-bottom: 1px dashed var(--color-border);
}
.rich-list li:last-child { border-bottom: 0; }
.rich-list li::before {
    content: "▸";
    position: absolute;
    left: 4px;
    top: 8px;
    color: var(--color-primary);
    font-weight: 800;
}
.rich-list-check li::before {
    content: "✓";
    color: var(--color-success);
    font-size: 16px;
    top: 7px;
}
.rich-list strong { color: var(--color-secondary); }
.rich-cta-note {
    margin-top: 16px !important;
    padding: 12px 14px;
    background: var(--color-bg-soft);
    border-left: 3px solid var(--color-accent);
    border-radius: 6px;
    font-size: 13.5px !important;
}
.rich-cta-note a { color: var(--color-primary); }
@media (max-width: 900px) {
    .rich-columns { grid-template-columns: 1fr; gap: 18px; }
}

/* FAQ — zengin */
.rich-faq {
    max-width: 900px;
    margin: 0 auto 40px;
}
.rich-faq details {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0;
    margin-bottom: 10px;
    transition: border-color .15s, box-shadow .15s;
    overflow: hidden;
}
.rich-faq details[open] {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.rich-faq summary {
    list-style: none;
    cursor: pointer;
    padding: 16px 22px 16px 56px;
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
    position: relative;
    transition: color .15s;
}
.rich-faq summary::-webkit-details-marker { display: none; }
.rich-faq summary::before {
    content: "?";
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-primary-soft);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    transition: background .15s, color .15s;
}
.rich-faq summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-soft);
    transition: transform .2s, color .15s;
}
.rich-faq details[open] summary::before {
    background: var(--color-primary);
    color: #fff;
}
.rich-faq details[open] summary::after {
    content: "−";
    color: var(--color-primary);
}
.rich-faq summary:hover { color: var(--color-primary); }
.rich-faq details > p {
    margin: 0;
    padding: 0 22px 18px 56px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-muted);
}
.rich-faq details > p a { color: var(--color-primary); font-weight: 700; }

/* Alt CTA card */
.rich-cta-card {
    margin-top: 30px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
    color: #fff;
    border-radius: var(--radius-xl);
    padding: 36px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}
.rich-cta-card::before {
    content: '';
    position: absolute;
    top: 0; right: -100px;
    width: 320px; height: 320px;
    background: radial-gradient(circle, rgba(245,159,10,.18) 0%, transparent 70%);
    pointer-events: none;
}
.rich-cta-card h3 {
    margin: 0 0 6px;
    font-size: clamp(20px, 2.4vw, 26px);
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.01em;
}
.rich-cta-card p {
    margin: 0;
    font-size: 15px;
    color: rgba(255,255,255,.8);
    max-width: 580px;
    line-height: 1.55;
}
.rich-cta-actions {
    display: inline-flex;
    gap: 10px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}
.rich-cta-actions .btn-outline {
    color: #fff;
    border-color: rgba(255,255,255,.4);
    background: rgba(255,255,255,.05);
}
.rich-cta-actions .btn-outline:hover {
    background: #fff;
    color: var(--color-secondary);
}
@media (max-width: 700px) {
    .rich-cta-card { padding: 24px 22px; flex-direction: column; align-items: flex-start; }
    .rich-cta-actions { width: 100%; }
    .rich-cta-actions .btn { flex: 1; }
}

/* Breadcrumb */
.breadcrumb { padding: 16px 0; background: var(--color-bg-soft); font-size: 13px; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 8px; color: var(--color-text-soft); }
.breadcrumb a { color: var(--color-text-soft); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb [aria-current] { color: var(--color-text); font-weight: 500; }

/* Page head */
.page-head { padding: 40px 0 20px; }
.page-head h1 { font-size: 32px; }
.page-head p { color: var(--color-text-soft); margin: 0; }

/* Catalog */
.catalog { padding: 30px 0 60px; }
.catalog-grid {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 30px;
}
.filters {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: calc(var(--header-h) + 10px);
}
.filter-group { padding-bottom: 16px; border-bottom: 1px solid var(--color-border); margin-bottom: 16px; }
.filter-group h3 { font-size: 14px; margin-bottom: 10px; text-transform: uppercase; letter-spacing: .03em; }
.filter-group label { display: flex; align-items: center; gap: 8px; padding: 4px 0; font-size: 14px; cursor: pointer; }
.price-range { display: flex; gap: 8px; }
.price-range input { width: 100%; padding: 8px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }

.catalog-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--color-border);
}
.catalog-toolbar select { padding: 8px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 30px; }
.pagination a {
    width: 38px; height: 38px;
    display: inline-flex;
    align-items: center; justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-weight: 600;
    color: var(--color-text-soft);
}
.pagination a.active, .pagination a:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Product detail */
.product-detail { padding: 30px 0 60px; }
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    margin-bottom: 40px;
}
/* gallery-main rules — catalog.css'te tanımlı (height + flex center) */
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; }
.gallery-thumbs button {
    width: 80px; height: 80px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    padding: 0;
}
.gallery-thumbs button:hover { border-color: var(--color-primary); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }

.product-summary h1 { font-size: 28px; margin-bottom: 10px; }
.product-price-block { display: flex; align-items: center; gap: 12px; margin: 16px 0; }
.product-price-block .price { font-size: 32px; }
.product-quick-info { padding: 18px; background: var(--color-bg-soft); border-radius: var(--radius-md); margin: 18px 0; }
.product-quick-info li { padding: 4px 0; font-size: 14px; }
.in-stock { color: var(--color-success); font-weight: 600; }

.product-actions { display: flex; gap: 12px; align-items: center; margin: 18px 0; }
.qty-selector { display: flex; align-items: center; border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
.qty-selector button { width: 40px; height: 44px; font-size: 18px; }
.qty-selector input { width: 50px; height: 44px; border: none; text-align: center; -moz-appearance: textfield; }
.qty-selector input::-webkit-outer-spin-button, .qty-selector input::-webkit-inner-spin-button { -webkit-appearance: none; }
.shipping-info { padding: 14px; background: var(--color-bg-soft); border-radius: var(--radius-md); font-size: 14px; }
.shipping-info p { margin: 4px 0; }

.product-tabs { border-top: 1px solid var(--color-border); padding-top: 30px; }
.tab-nav { display: flex; gap: 4px; border-bottom: 1px solid var(--color-border); margin-bottom: 24px; flex-wrap: wrap; }
.tab-nav button { padding: 12px 20px; font-weight: 600; color: var(--color-text-soft); border-bottom: 2px solid transparent; }
.tab-nav button.active { color: var(--color-primary); border-color: var(--color-primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { padding: 12px; text-align: left; border-bottom: 1px solid var(--color-border); }
.spec-table th { background: var(--color-bg-soft); width: 200px; }

/* Cart */
.cart-section { padding: 30px 0 60px; }
.cart-grid { display: grid; grid-template-columns: 1fr 360px; gap: 30px; align-items: start; }
.cart-items { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 20px; }
.empty-state { text-align: center; padding: 40px; color: var(--color-text-soft); }
.cart-summary { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 24px; position: sticky; top: calc(var(--header-h) + 10px); }
.summary-row { display: flex; justify-content: space-between; padding: 8px 0; }
.summary-row.total { border-top: 1px solid var(--color-border); margin-top: 8px; padding-top: 14px; font-weight: 700; font-size: 18px; }
.secure-note { text-align: center; font-size: 12px; color: var(--color-text-soft); margin-top: 12px; }

/* Contact */
.contact-section { padding: 30px 0 60px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact-info p { margin: 8px 0; }
.contact-form label { display: block; margin-bottom: 14px; font-size: 14px; font-weight: 500; }
.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font: inherit;
    margin-top: 6px;
}

/* Content section */
.content-section { padding: 40px 0; }
.content-narrow { max-width: 800px; }
.content-narrow h2 { font-size: 22px; margin-top: 28px; }
.content-narrow ul { padding-left: 18px; }
.content-narrow ul li { list-style: disc; margin-bottom: 6px; }

/* Error page */
.error-page { padding: 80px 0; text-align: center; }
.error-page h1 { font-size: 96px; color: var(--color-primary); margin: 0; }
.error-page h2 { font-size: 24px; }

/* Footer — zengin layout */
.site-footer {
    background: linear-gradient(180deg, #0b1f3a 0%, #08172e 100%);
    color: #b8c2d0;
    padding: 60px 0 0;
    margin-top: 60px;
    position: relative;
}
.site-footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-primary) 100%);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1.2fr 1fr 1fr 1.1fr;
    gap: 36px;
    padding-bottom: 40px;
}
.footer-col h4 {
    color: #fff;
    font-size: 13.5px;
    margin: 0 0 18px;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 800;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0; bottom: 0;
    width: 32px; height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
}
.footer-col a {
    color: #b8c2d0;
    font-size: 13.5px;
    transition: color .15s, padding-left .15s;
}
.footer-col a:hover { color: #fff; }

/* Brand kolonu */
.footer-brand .footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: #fff;
}
.footer-logo-mark {
    min-width: 60px; height: 36px;
    padding: 0 12px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 18px -6px rgba(201,48,44,.6);
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.22em;
    text-indent: 0.22em;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}
.footer-logo-mark::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0) 55%);
    pointer-events: none;
}
.footer-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
    font-weight: 800;
    font-size: 18px;
    color: #fff;
}
.footer-logo-text small {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: rgba(255,255,255,0.5);
    margin-top: 3px;
}
.footer-about {
    font-size: 13.5px;
    line-height: 1.65;
    color: #9ba6b6;
    margin: 0 0 22px;
    max-width: 380px;
}

/* Sosyal butonlar */
.footer-social {
    display: flex;
    gap: 8px;
}
.fs-link {
    width: 38px; height: 38px;
    display: inline-flex;
    align-items: center; justify-content: center;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 10px;
    color: #b8c2d0;
    transition: all .2s var(--ease-out);
}
.fs-link:hover {
    transform: translateY(-2px);
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 8px 16px -4px rgba(201,48,44,.4);
}
.fs-link.fs-wa:hover { background: #25d366; border-color: #25d366; box-shadow: 0 8px 16px -4px rgba(37,211,102,.4); }
.fs-link.fs-tel:hover { background: var(--color-success); border-color: var(--color-success); box-shadow: 0 8px 16px -4px rgba(16,185,129,.4); }

/* İletişim listesi */
.footer-contact {
    list-style: none;
    margin: 0; padding: 0;
}
.footer-contact li {
    display: flex;
    gap: 10px;
    margin-bottom: 14px;
    align-items: flex-start;
}
.footer-contact li > svg {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--color-primary);
}
.footer-contact li > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}
.fc-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #6b7689;
    font-weight: 600;
}
.fc-text { font-size: 13.5px; color: #b8c2d0; line-height: 1.5; }
.footer-contact a {
    font-size: 14px;
    color: #fff;
    font-weight: 500;
    word-break: break-word;
}
.footer-contact a:hover { color: var(--color-primary); }

/* Sade link kolonları */
.footer-links {
    list-style: none;
    margin: 0; padding: 0;
}
.footer-links li { padding: 5px 0; }
.footer-links a:hover { padding-left: 4px; }

/* Footer extras: Rehber + Popüler aramalar (SEO/GEO internal linking) */
.footer-extras {
    display: grid;
    grid-template-columns: minmax(200px, 1fr) 2fr;
    gap: 32px;
    padding: 28px 24px;
    margin: 16px 0 0;
    border-top: 1px solid rgba(255,255,255,.06);
}
.footer-extra-block h4 {
    color: #fff;
    font-size: 12px;
    letter-spacing: 0.18em;
    margin: 0 0 12px;
    font-weight: 800;
}
.footer-tag-cloud {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 8px;
}
.footer-tag-cloud li a {
    display: inline-block;
    padding: 5px 11px;
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 999px;
    color: #b8c2d0;
    font-size: 12px;
    text-decoration: none;
    transition: all .2s var(--ease-out);
    background: rgba(255,255,255,.02);
}
.footer-tag-cloud li a:hover {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}
@media (max-width: 768px) {
    .footer-extras { grid-template-columns: 1fr; gap: 22px; padding: 22px 16px; }
}

/* Footer alt çubuk */
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.06);
    padding: 18px 0;
    margin-top: 8px;
    font-size: 12.5px;
}
.footer-bottom a {
    color: #9ba6b6;
    text-decoration: none;
}
.footer-bottom a:hover { color: var(--color-primary); }
.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom p { margin: 0; color: #6b7689; }
.footer-loc { font-weight: 600; color: #9ba6b6 !important; }

@media (max-width: 1100px) {
    .footer-grid { grid-template-columns: repeat(3, 1fr); gap: 32px; }
    .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ============================================
   WhatsApp Yüzen Buton — sabit sağ alt
   ============================================ */
.wa-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px -4px rgba(37,211,102,.55), 0 4px 8px rgba(0,0,0,.15);
    z-index: 999;
    transition: transform .2s var(--ease-out), box-shadow .2s;
}
.wa-float:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 32px -4px rgba(37,211,102,.7);
}
.wa-float:active { transform: scale(0.95); }
.wa-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #25d366;
    opacity: 0.5;
    animation: waPulse 2.2s ease-out infinite;
    z-index: -1;
}
@keyframes waPulse {
    0%   { transform: scale(1);   opacity: 0.55; }
    100% { transform: scale(1.7); opacity: 0; }
}
.wa-tooltip {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(8px);
    background: #1a1a1a;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s, transform .2s;
    box-shadow: 0 8px 16px rgba(0,0,0,.2);
}
.wa-tooltip::after {
    content: '';
    position: absolute;
    right: -6px; top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #1a1a1a;
}
.wa-float:hover .wa-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
@media (max-width: 480px) {
    .wa-float { width: 54px; height: 54px; bottom: 16px; right: 16px; }
    .wa-tooltip { display: none; }
}