/* ==========================================================================
   ARK YANGIN & GÜVENLİK SİSTEMLERİ - MODERN KURUMSAL AÇIK TEMA (LIGHT UI)
   Tasarım Felsefesi: Ferah, Net, Yüksek Okunabilirlikli, Endüstriyel Prestij
   ========================================================================== */

:root {
    --primary: #DC2626;
    --primary-dark: #B91C1C;
    --primary-light: #FEF2F2;
    --primary-border: #FECACA;
    --accent: #F59E0B;
    --accent-light: #FFFBEB;
    --dark: #0F172A;
    --dark-2: #1E293B;
    --text-main: #1E293B;
    --text-muted: #475569;
    --text-light: #64748B;
    --bg-white: #FFFFFF;
    --bg-soft: #F8FAFC;
    --bg-muted: #F1F5F9;
    --border-color: #E2E8F0;
    --border-hover: #CBD5E1;
    --success: #16A34A;
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.07), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 20px 35px -10px rgba(15, 23, 42, 0.10);
    --shadow-red: 0 10px 25px -5px rgba(220, 38, 38, 0.28);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   ÜST BİLGİ ÇUBUĞU (TOPBAR)
   ========================================================================== */
.topbar {
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 9px 0;
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.topbar-left, .topbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.topbar-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-weight: 500;
}

.topbar-item i {
    color: var(--primary);
    font-size: 0.9rem;
}

.topbar-cert-badge {
    background: var(--primary-light);
    color: var(--primary-dark);
    border: 1px solid var(--primary-border);
    padding: 2px 10px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.76rem;
    letter-spacing: 0.02em;
}

/* ==========================================================================
   ANA HEADER & NAVİGASYON (AÇIK, NET VE FERAH)
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
    transition: var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 86px;
    gap: 20px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 13px;
    flex-shrink: 0;
}

.brand-logo-mark {
    background: #05070B;
    padding: 6px 12px;
    border-radius: 12px;
    border: 1px solid rgba(220, 38, 38, 0.25);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-logo-mark img {
    height: 44px;
    width: auto;
    object-fit: contain;
}

.brand-logo-text {
    display: flex;
    flex-direction: column;
}

.brand-logo-title {
    font-size: 1.32rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.brand-logo-title span {
    color: var(--primary);
}

.brand-logo-sub {
    font-size: 0.73rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

/* Navigasyon Menüsü */
.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 10px 15px;
    font-size: 0.94rem;
    font-weight: 600;
    color: var(--dark-2);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: var(--primary-light);
}

/* Açılır Kategori Menüsü (Dropdown) */
.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 340px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    z-index: 1100;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 12px;
    border-radius: var(--radius-sm);
    color: var(--dark-2);
    font-weight: 600;
    font-size: 0.88rem;
}

.dropdown-item i {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--bg-soft);
    color: var(--primary);
}

.dropdown-item:hover i {
    background: var(--primary);
    color: #fff;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-search-trigger {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-soft);
    color: var(--dark-2);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}

.btn-search-trigger:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.mobile-menu-btn {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    color: var(--dark);
    font-size: 1.15rem;
    cursor: pointer;
}

/* ==========================================================================
   GENEL BUTONLAR VE ROZETLER
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 12px 22px;
    font-size: 0.93rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-red);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    background: var(--bg-white);
    color: var(--dark);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.btn-whatsapp {
    background: #16A34A;
    color: #FFFFFF;
    box-shadow: 0 8px 20px -4px rgba(22, 163, 74, 0.3);
}

.btn-whatsapp:hover {
    background: #15803D;
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--dark);
    color: #FFFFFF;
}

.btn-dark:hover {
    background: var(--dark-2);
    transform: translateY(-2px);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--primary-light);
    color: var(--primary-dark);
    border: 1px solid var(--primary-border);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 14px;
}

.section-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 48px;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.45rem);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.22;
    letter-spacing: -0.025em;
    margin-bottom: 14px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
}

/* ==========================================================================
   HERO ALANI (FERAH, AYDINLIK, NET DEĞER ÖNERİSİ)
   ========================================================================== */
.hero-section {
    position: relative;
    padding: 64px 0 76px;
    background: radial-gradient(circle at 85% 15%, rgba(220, 38, 38, 0.07) 0%, rgba(248, 250, 252, 0.9) 45%, #FFFFFF 100%);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-size: clamp(2.1rem, 3.8vw, 3.25rem);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero-title span {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 28px;
    max-width: 620px;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 34px;
}

.hero-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.trust-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    flex-shrink: 0;
}

.trust-text strong {
    display: block;
    font-size: 0.88rem;
    color: var(--dark);
}

.trust-text span {
    font-size: 0.78rem;
    color: var(--text-light);
}

/* Sağ Hero Vitrin Kartı */
.hero-showcase {
    position: relative;
}

.hero-showcase-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.hero-showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.hero-mini-product {
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.hero-mini-product:hover {
    border-color: var(--primary);
    background: var(--bg-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.hero-mini-img {
    height: 135px;
    background: #FFFFFF;
    border-radius: 10px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    border: 1px solid var(--bg-muted);
}

.hero-mini-img img {
    max-height: 115px;
    width: auto;
    object-fit: contain;
}

.hero-mini-tag {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 3px;
}

.hero-mini-title {
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.3;
}

/* ==========================================================================
   İSTATİSTİK VE GÜVEN BANDI
   ========================================================================== */
.stats-strip {
    background: var(--bg-white);
    padding: 36px 0;
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.stat-number {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ==========================================================================
   KATEGORİ KARTLARI VİTRİNİ
   ========================================================================== */
.section-py {
    padding: 84px 0;
}

.section-soft {
    background: var(--bg-soft);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
    gap: 22px;
}

.category-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.category-card-thumb {
    height: 160px;
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    margin-bottom: 18px;
    border: 1px solid var(--border-color);
}

.category-card-thumb img {
    max-height: 132px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.category-card:hover .category-card-thumb img {
    transform: scale(1.06);
}

.category-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.category-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.3;
}

.category-card p {
    font-size: 0.87rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.category-card-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--primary);
}

/* ==========================================================================
   ÜRÜN FİLTRE SEKMELERİ VE ÜRÜN KARTLARI (NET, BEYAZ VE ŞIK)
   ========================================================================== */
.filter-tabs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.filter-tab {
    padding: 10px 20px;
    border-radius: 999px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.filter-tab:hover, .filter-tab.active {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    box-shadow: var(--shadow-red);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(295px, 1fr));
    gap: 26px;
}

.product-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.product-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: var(--primary);
    color: #FFFFFF;
    padding: 4px 11px;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(220, 38, 38, 0.25);
}

.product-sku-tag {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 2;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 3px 9px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
}

.product-thumb {
    height: 240px;
    background: #FFFFFF;
    padding: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--bg-muted);
    overflow: hidden;
}

.product-thumb img {
    max-height: 200px;
    width: auto;
    object-fit: contain;
    transition: transform 0.35s ease;
}

.product-card:hover .product-thumb img {
    transform: scale(1.06);
}

.product-body {
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-cat-name {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.product-title {
    font-size: 1.06rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.35;
    margin-bottom: 10px;
}

.product-title a:hover {
    color: var(--primary);
}

.product-desc {
    font-size: 0.87rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.product-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--bg-muted);
    gap: 10px;
}

.product-cert {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--success);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.product-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.82rem;
    border-radius: 8px;
}

/* ==========================================================================
   HİZMETLERİMİZ KARTLARI
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 26px;
}

.service-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon-box {
    width: 58px;
    height: 58px;
    border-radius: 14px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon-box {
    background: var(--primary);
    color: #FFFFFF;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.service-feature-list {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--bg-muted);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-feature-list li {
    font-size: 0.85rem;
    color: var(--dark-2);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-feature-list li i {
    color: var(--success);
    font-size: 0.85rem;
}

/* ==========================================================================
   SAHA UYGULAMALARIMIZ & PROJE GALERİSİ
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.project-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.project-media {
    height: 240px;
    background: var(--dark);
    position: relative;
    overflow: hidden;
}

.project-media img, .project-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover .project-media img {
    transform: scale(1.05);
}

.project-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(6px);
    color: #FFFFFF;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.project-body {
    padding: 20px;
}

.project-loc {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-body h3 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.35;
}

.project-body p {
    font-size: 0.86rem;
    color: var(--text-muted);
}

/* ==========================================================================
   BLOG KARTLARI
   ========================================================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
    gap: 26px;
}

.blog-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.blog-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blog-thumb {
    height: 210px;
    background: var(--bg-soft);
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.blog-thumb img {
    max-height: 180px;
    width: auto;
    object-fit: contain;
}

.blog-body {
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.78rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.blog-cat-badge {
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 3px 10px;
    border-radius: 999px;
    font-weight: 700;
}

.blog-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1.35;
}

.blog-title a:hover {
    color: var(--primary);
}

.blog-excerpt {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    flex: 1;
}

/* ==========================================================================
   SSS (ACCORDION) VE CTA BANNER
   ========================================================================== */
.faq-container {
    max-width: 880px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-family: inherit;
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.faq-question i {
    color: var(--primary);
    transition: transform 0.25s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 24px 20px;
    font-size: 0.94rem;
    color: var(--text-muted);
    border-top: 1px solid var(--bg-muted);
    padding-top: 14px;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Hızlı Teklif CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    border-radius: var(--radius-xl);
    padding: 52px 48px;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-banner::after {
    content: '';
    position: absolute;
    right: -60px;
    top: -60px;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.35) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    max-width: 640px;
}

.cta-content h2 {
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 10px;
}

.cta-content p {
    color: #CBD5E1;
    font-size: 1rem;
}

/* ==========================================================================
   SAYFA BAŞLIĞI (BREADCRUMB HEADER) & İÇ SAYFA DÜZENLERİ
   ========================================================================== */
.page-hero {
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border-color);
    padding: 44px 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.breadcrumb a:hover {
    color: var(--primary);
}

.page-hero h1 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.page-hero p {
    color: var(--text-muted);
    margin-top: 8px;
    max-width: 760px;
}

/* Ürünler Sayfası Yan Menü + Grid Düzeni */
.catalog-layout {
    display: grid;
    grid-template-columns: 290px 1fr;
    gap: 32px;
    align-items: start;
}

.sidebar-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 22px;
    margin-bottom: 22px;
    position: sticky;
    top: 106px;
}

.sidebar-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--dark);
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-cat-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sidebar-cat-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
}

.sidebar-cat-link:hover, .sidebar-cat-link.active {
    background: var(--primary-light);
    color: var(--primary);
}

.sidebar-cat-count {
    background: var(--bg-muted);
    color: var(--text-muted);
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 999px;
}

.sidebar-cat-link.active .sidebar-cat-count {
    background: var(--primary);
    color: #fff;
}

/* Ürün Detay Sayfası */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 44px;
    align-items: start;
}

.product-detail-gallery {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 440px;
    box-shadow: var(--shadow-sm);
}

.product-detail-gallery img {
    max-height: 380px;
    width: auto;
    object-fit: contain;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 22px 0;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.spec-table tr:nth-child(even) {
    background: var(--bg-soft);
}

.spec-table th, .spec-table td {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
}

.spec-table th {
    width: 38%;
    font-weight: 700;
    color: var(--dark);
}

.spec-table td {
    color: var(--text-muted);
    font-weight: 500;
}

.usage-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.usage-tag {
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dark-2);
}

/* Zengin Metin İçeriği (Ürün ve Blog Detay) */
.rich-content h3, .rich-content h4 {
    color: var(--dark);
    font-weight: 800;
    margin: 22px 0 10px;
}

.rich-content p {
    margin-bottom: 14px;
    color: var(--text-muted);
}

.rich-content ul, .rich-content ol {
    margin: 12px 0 18px 20px;
    color: var(--text-muted);
}

.rich-content ul li {
    list-style: disc;
    margin-bottom: 8px;
}

.rich-content ol li {
    list-style: decimal;
    margin-bottom: 8px;
}

/* ==========================================================================
   FORMLAR & İLETİŞİM
   ========================================================================== */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.94rem;
    color: var(--dark);
    background: var(--bg-white);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

/* ==========================================================================
   FOOTER VE YÜZEN WHATSAPP / ARAMA MODALI
   ========================================================================== */
.site-footer {
    background: var(--dark);
    color: #CBD5E1;
    padding: 72px 0 28px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-title {
    color: #FFFFFF;
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 18px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #94A3B8;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #FFFFFF;
    padding-left: 4px;
}

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 0.9rem;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.footer-contact-list i {
    color: var(--primary);
    margin-top: 4px;
}

.footer-bottom {
    padding-top: 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: #94A3B8;
}

/* Yüzen WhatsApp & Hızlı Arama Butonları */
.floating-actions {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 990;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.float-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 999px;
    color: #FFFFFF;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
}

.float-whatsapp {
    background: #16A34A;
}

.float-phone {
    background: var(--primary);
}

/* Canlı Arama Modalı */
.search-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 80px 20px 20px;
}

.search-modal-backdrop.active {
    display: flex;
}

.search-modal {
    background: var(--bg-white);
    width: 100%;
    max-width: 680px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.search-modal-header {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    gap: 12px;
}

.search-modal-header input {
    flex: 1;
    border: none;
    font-size: 1.05rem;
    font-family: inherit;
    outline: none;
    color: var(--dark);
}

/* Duyarlı (Responsive) Tasarım */
@media (max-width: 1024px) {
    .hero-grid, .product-detail-grid {
        grid-template-columns: 1fr;
    }
    .catalog-layout {
        grid-template-columns: 1fr;
    }
    .sidebar-card {
        position: static;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 820px) {
    .topbar {
        display: none;
    }
    .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    .main-nav {
        position: fixed;
        top: 86px;
        left: 0;
        right: 0;
        background: var(--bg-white);
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        display: none;
    }
    .main-nav.open {
        display: flex;
    }
    .dropdown-menu {
        position: static;
        width: 100%;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 12px;
    }
    .hero-trust-grid, .stats-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    .cta-banner {
        padding: 32px 24px;
    }
}