/* ==========================================================================
   REFERANS GÖRSELDEKİ KURUMSAL TEMA (TURKUAZ, BEYAZ, FERAH GRİ & SERİF)
   ========================================================================== */

:root {
    --cyan-main: #e59819;         /* Canlı, enerjik ve parlak altın-kehribar */
    --cyan-dark: #c67d0a;         /* Hover sıcak altın */
    --cyan-light: #fef7e6;        /* Ferah açık krem-altın vurgu zemini */
    --pink-badge: #10b981;        /* Dinamik zümrüt yeşili 'YENİ' rozeti */
    --bg-gray: #f4f7fb;           /* Ferah, aydınlık buz mavisi-gri arka plan */
    --text-dark: #1e293b;         /* Modern canlı koyu arduvaz */
    --text-muted: #52637a;        /* Temiz okunaklı yardımcı metin */
    --border-soft: #e2e8f0;

    --font-serif: 'Merriweather', Georgia, serif;
    --font-sans: 'Open Sans', sans-serif;
}

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

html {
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-gray);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

/* ==========================================================================
   1. KATMAN: CANLI GEÇİŞLİ ÜST ÇUBUK (TOPBAR)
   ========================================================================== */
.top-strip {
    background: linear-gradient(90deg, #d9880f 0%, #f5a623 50%, #e08e12 100%);
    color: #ffffff;
    font-size: 0.82rem;
    padding: 9px 0;
    box-shadow: 0 2px 10px rgba(229, 152, 25, 0.2);
}

.top-strip-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-strip-left {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
}

.top-strip-left svg {
    width: 15px;
    height: 15px;
}

.top-strip-right {
    display: flex;
    align-items: center;
    gap: 22px;
}

.top-strip-right a {
    color: #ffffff;
    font-weight: 600;
    opacity: 0.95;
}

.top-strip-right a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ==========================================================================
   2. KATMAN: BEYAZ ORTA BAŞLIK (LOGO + TELEFON + SAAT + TEKLİF BUTONU)
   ========================================================================== */
.middle-header {
    background-color: #ffffff;
    padding: 14px 0;
    border-bottom: 1px solid #edf2f7;
}

.middle-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.brand-logo {
    display: flex;
    align-items: center;
    flex: 1;
    max-width: 410px;
}

.company-logo-img {
    width: 100%;
    height: 112px;
    object-fit: cover;
    object-position: center;
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(30, 41, 59, 0.12);
    display: block;
}

.header-widgets {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}

.widget-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.widget-icon {
    color: var(--cyan-main);
    background: var(--cyan-light);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.widget-icon svg {
    width: 22px;
    height: 22px;
    stroke-width: 2;
}

.widget-text {
    display: flex;
    flex-direction: column;
    font-size: 0.82rem;
}

.w-label {
    color: #64748b;
    font-weight: 600;
}

.w-val {
    color: var(--cyan-main);
    font-weight: 800;
    font-size: 0.98rem;
}

.free-tag {
    color: var(--pink-badge);
    font-weight: 700;
    font-size: 0.78rem;
    margin-left: 3px;
}

.w-val-dark {
    color: var(--text-dark);
    font-weight: 700;
    font-size: 0.9rem;
}

.widget-divider {
    width: 1px;
    height: 36px;
    background-color: #e2e8f0;
}

.btn-cyan {
    background: linear-gradient(135deg, #f5a623 0%, #d98209 100%);
    color: #ffffff;
    border: none;
    padding: 13px 28px;
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(229, 152, 25, 0.32);
    transition: all 0.25s ease;
}

.btn-cyan:hover {
    background: linear-gradient(135deg, #fbbf24 0%, #e59819 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(229, 152, 25, 0.45);
}

.btn-full {
    width: 100%;
}

/* ==========================================================================
   3. KATMAN: GENİŞ HERO BANNER & FERAH AÇIK CAM (GLASS) MENÜ ÇUBUĞU
   ========================================================================== */
.hero-banner {
    position: relative;
    min-height: 520px;
    background-color: #0f172a;
    background-image: url('anasayfa-bg.jpg');
    background-size: cover;
    background-position: center 62%;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.hero-bg-layer {
    position: absolute;
    inset: 0;
    background-image: url('anasayfa-bg.jpg');
    background-size: cover;
    background-position: center 62%;
    background-repeat: no-repeat;
    z-index: 1;
    will-change: transform, opacity;
}

.hero-bg-layer.bg-slide-anim {
    animation: heroBgSlide 1.8s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

@keyframes heroBgSlide {
    0% {
        opacity: 0;
        transform: translateX(65px) scale(1.06);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.68) 0%, rgba(15, 23, 42, 0.32) 48%, rgba(15, 23, 42, 0.05) 100%);
}

/* Ferah, aydınlık yarı saydam navigasyon çubuğu */
.hero-navbar {
    position: relative;
    z-index: 10;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.hero-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 62px;
}

.nav-home-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 0 24px;
    color: var(--cyan-main);
    border-right: 1px solid #e2e8f0;
}

.nav-home-icon svg {
    width: 22px;
    height: 22px;
}

.hero-nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-right: auto;
    padding-left: 0;
}

.hero-nav-links li a {
    position: relative;
    color: #334155;
    font-size: 0.9rem;
    font-weight: 700;
    padding: 8px 4px;
    transition: color 0.2s ease;
}

.hero-nav-links li a:hover,
.hero-nav-links li a.active {
    color: var(--cyan-dark);
}

.hero-nav-links li a.active::after {
    content: '';
    position: absolute;
    bottom: -13px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--cyan-main);
    border-radius: 3px;
}

.new-badge {
    position: absolute;
    top: -10px;
    right: -26px;
    background: var(--pink-badge);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 10px;
}

.hero-nav-right {
    display: flex;
    align-items: center;
    height: 100%;
    position: relative;
}

.search-bar-wrap {
    width: 0;
    overflow: hidden;
    transition: width 0.3s ease, padding 0.3s ease;
    display: flex;
    align-items: center;
}

.search-bar-wrap.open {
    width: 260px;
    padding-right: 12px;
}

.search-bar-wrap input {
    width: 100%;
    padding: 8px 12px;
    background: #f8fafc;
    border: 1.5px solid var(--cyan-main);
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.84rem;
    color: #1e293b;
    outline: none;
}

.nav-utility-icon {
    background: transparent;
    border: none;
    border-left: 1px solid #e2e8f0;
    border-right: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 22px;
    height: 100%;
    color: var(--cyan-main);
    cursor: pointer;
    transition: background 0.2s ease;
}

.nav-utility-icon:hover {
    background: var(--cyan-light);
}

.nav-utility-icon svg {
    width: 19px;
    height: 19px;
}

.service-photo-card.search-match {
    outline: 3px solid var(--cyan-main);
    transform: translateY(-5px);
}

/* Hero Sol Metin Kutusu */
.hero-content-container {
    position: relative;
    z-index: 5;
    flex: 1;
    display: flex;
    align-items: center;
    padding-top: 40px;
    padding-bottom: 50px;
}

.hero-text-box {
    max-width: 580px;
}

.hero-text-box.slide-anim {
    animation: heroSlideIn 1.5s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

@keyframes heroSlideIn {
    0% {
        opacity: 0;
        transform: translateX(48px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-top-title {
    font-family: var(--font-serif);
    font-size: clamp(1.9rem, 3.2vw, 2.5rem);
    font-weight: 700;
    color: #fbbf24;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    line-height: 1.2;
    margin-bottom: 6px;
}

.hero-sub-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.35rem);
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    line-height: 1.25;
    margin-bottom: 18px;
}

.hero-paragraph {
    color: #f8fafc;
    font-size: 0.96rem;
    line-height: 1.65;
    margin-bottom: 28px;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.45);
}

.diger-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(255, 255, 255, 0.93);
    color: #1e293b;
    text-shadow: none;
    border-left: 4px solid var(--cyan-main);
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.18);
}

.diger-list strong {
    color: var(--cyan-dark);
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 24px;
}

.hero-underlined-link {
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 700;
    padding-bottom: 4px;
    border-bottom: 2px solid #fbbf24;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}

.hero-underlined-link:hover {
    color: #fbbf24;
}

/* ==========================================================================
   4. KATMAN: 6 SÜTUNLU "UZMANLIK ALANLARIMIZ" VE RESİMLİ KARTLAR
   ========================================================================== */
.specialized-section {
    padding: 54px 0 64px;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f6 100%);
}

.specialized-section .container {
    max-width: 1380px;
}

.specialized-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
}

/* Sol 1. Kart: Beyaz Tanıtım Kartı */
.intro-white-card {
    background: #ffffff;
    padding: 26px 22px;
    border: 1px solid var(--border-soft);
    border-top: 4px solid var(--cyan-main);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.05);
}

.serif-heading {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.25;
    color: var(--text-dark);
    padding-bottom: 16px;
    border-bottom: 1px solid #f1f5f9;
}

.serif-heading strong {
    font-weight: 700;
}

.cyan-short-line {
    width: 48px;
    height: 3px;
    background-color: var(--cyan-main);
    margin-top: -2px;
    margin-bottom: 20px;
}

.intro-white-card p {
    font-size: 0.86rem;
    color: var(--text-muted);
    line-height: 1.72;
    margin-bottom: 24px;
    flex: 1;
}

/* Sağdaki 5 Resimli Hizmet Kartı */
.service-photo-card {
    background: #ffffff;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-photo-card:hover {
    transform: translateY(-6px);
    border-color: var(--cyan-main);
    box-shadow: 0 14px 30px rgba(229, 152, 25, 0.15);
}

.card-img-wrap {
    position: relative;
    height: 195px;
    overflow: hidden;
}

.card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.service-photo-card:hover .card-img-wrap img {
    transform: scale(1.05);
}

.card-img-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.05) 60%);
}

.card-overlay-title {
    position: absolute;
    bottom: 14px;
    left: 20px;
    right: 20px;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 400;
    color: #ffffff;
}

.card-text-body {
    padding: 24px 22px;
    flex: 1;
}

.card-text-body p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.75;
}

/* ==========================================================================
   MODAL & FOOTER
   ========================================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.open {
    display: flex;
}

.modal-box {
    position: relative;
    background: #ffffff;
    max-width: 500px;
    width: 100%;
    padding: 32px;
    border-top: 4px solid var(--cyan-main);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.modal-close-btn {
    position: absolute;
    top: 14px;
    right: 14px;
    background: none;
    border: none;
    cursor: pointer;
    color: #777;
}

.modal-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.modal-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.f-group {
    margin-bottom: 14px;
}

.f-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: #444;
    margin-bottom: 5px;
}

.f-group input,
.f-group select,
.f-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    font-family: var(--font-sans);
    font-size: 0.88rem;
}

.f-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
}

.btn-wa {
    background: #25d366;
    color: #fff;
    border: none;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    padding: 12px;
}

.q-feedback {
    display: none;
    margin-top: 12px;
    padding: 10px;
    background: #fef3c7;
    color: #92400e;
    font-size: 0.85rem;
    font-weight: 600;
}

.simple-footer {
    background: #ffffff;
    border-top: 1px solid #e5e5e5;
    padding: 20px 0;
    font-size: 0.82rem;
    color: var(--text-muted);
}

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

/* ==========================================================================
   5. KATMAN: ÜRÜNLER KATALOĞU & RESİM GALERİSİ (ÜRÜNLER TABI)
   ========================================================================== */
.hero-banner.catalog-mode {
    min-height: auto;
    background-image: none !important;
    background-color: #ffffff;
}

.hero-banner.catalog-mode .hero-bg-layer,
.hero-banner.catalog-mode .hero-overlay,
.hero-banner.catalog-mode .hero-content-container {
    display: none;
}

.products-gallery-section {
    display: none;
    padding: 44px 0 68px;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f6 100%);
    min-height: 65vh;
}

.products-gallery-section.active {
    display: block;
    animation: fadeInCatalog 0.45s ease;
}

@keyframes fadeInCatalog {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.products-gallery-section .container {
    max-width: 1320px;
}

.gallery-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 36px;
    gap: 22px;
}

.gallery-badge {
    display: inline-block;
    background: var(--cyan-light);
    color: var(--cyan-dark);
    border: 1px solid rgba(229, 152, 25, 0.35);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 10px;
}

.gallery-main-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    color: var(--text-dark);
    margin-bottom: 10px;
}

.gallery-subtitle {
    max-width: 720px;
    color: var(--text-muted);
    font-size: 0.94rem;
    line-height: 1.65;
}

.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.g-filter-btn {
    background: #ffffff;
    color: #334155;
    border: 1px solid #cbd5e1;
    padding: 9px 18px;
    border-radius: 30px;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.22s ease;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.g-filter-btn:hover {
    border-color: var(--cyan-main);
    color: var(--cyan-dark);
    transform: translateY(-1px);
}

.g-filter-btn.active {
    background: linear-gradient(135deg, #f5a623 0%, #d98209 100%);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(229, 152, 25, 0.35);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.catalog-card {
    background: #ffffff;
    padding: 10px;
    border: 1px solid var(--border-soft);
    border-top: 4px solid var(--cyan-main);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.07);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.catalog-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyan-main);
    box-shadow: 0 16px 34px rgba(229, 152, 25, 0.18);
}

.catalog-img-box {
    position: relative;
    height: 340px;
    border-radius: 8px;
    overflow: hidden;
    background: #0f172a;
}

.catalog-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 65%;
    transition: transform 0.45s ease;
}

.catalog-card:hover .catalog-img-box img {
    transform: scale(1.04);
}

.catalog-code-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(15, 23, 42, 0.82);
    backdrop-filter: blur(6px);
    color: #fbbf24;
    font-size: 0.72rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 0.04em;
}

.catalog-zoom-hint {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.92);
    color: #1e293b;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 5px 11px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: background 0.2s ease, color 0.2s ease;
}

.catalog-card:hover .catalog-zoom-hint {
    background: var(--cyan-main);
    color: #ffffff;
}

.catalog-body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.catalog-cat-label {
    font-size: 0.73rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--cyan-dark);
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.catalog-title {
    font-family: var(--font-serif);
    font-size: 1.12rem;
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.35;
}

.catalog-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 18px;
    flex: 1;
}

.catalog-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 14px;
    border-top: 1px solid #f1f5f9;
}

.btn-catalog-wa {
    width: 100%;
    background: #f8fafc;
    color: #1e293b;
    border: 1px solid #cbd5e1;
    padding: 10px 14px;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.83rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.btn-catalog-wa:hover {
    background: #25d366;
    color: #ffffff;
    border-color: #25d366;
}

/* Tam Ekran Lightbox Modal */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.92);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.lightbox-overlay.open {
    display: flex;
}

.lightbox-box {
    position: relative;
    max-width: 960px;
    width: 100%;
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 20;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.75);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav {
    position: absolute;
    top: 42%;
    transform: translateY(-50%);
    z-index: 20;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.75);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.lightbox-nav:hover,
.lightbox-close:hover {
    background: var(--cyan-main);
}

.lightbox-prev {
    left: 14px;
}

.lightbox-next {
    right: 14px;
}

.lightbox-img-container {
    width: 100%;
    height: 520px;
    background: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-img-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.lightbox-info {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    background: #ffffff;
}

.lightbox-info-text {
    flex: 1;
    min-width: 240px;
}

.lightbox-cat-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--cyan-dark);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.lightbox-info-text h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 4px;
}

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

/* ==========================================================================
   MOBİL VE TABLET UYUMLULUK (RESPONSIVE TASARIM)
   ========================================================================== */

/* Geniş Tablet & Küçük Dizüstü (6 sütundan 3 sütuna geçiş) */
@media (max-width: 1280px) {
    .specialized-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .hero-nav-links {
        gap: 18px;
    }
}

/* Tablet Ekranlar */
@media (max-width: 992px) {
    .middle-header-inner {
        justify-content: center;
        gap: 18px;
    }

    .brand-logo {
        max-width: 380px;
        margin: 0 auto;
    }

    .header-widgets {
        width: 100%;
        justify-content: center;
        gap: 20px;
    }

    .widget-divider {
        display: none;
    }

    .hero-nav-inner {
        height: auto;
        min-height: 58px;
        padding: 8px 16px;
        flex-wrap: wrap;
        gap: 10px;
    }

    .hero-nav-links {
        flex-wrap: wrap;
        gap: 12px 18px;
    }

    .hero-nav-links li a.active::after {
        bottom: -4px;
    }

    .specialized-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }
}

/* Mobil Tarayıcılar (Telefonlar ve Dikey Tabletler) */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    /* 1. Katman: Üst Çubuk */
    .top-strip {
        padding: 8px 0;
        font-size: 0.76rem;
    }

    .top-strip-inner {
        flex-direction: column;
        text-align: center;
        gap: 6px;
    }

    .top-strip-left {
        justify-content: center;
        line-height: 1.35;
    }

    .top-strip-left svg {
        flex-shrink: 0;
    }

    .top-strip-right {
        gap: 16px;
        justify-content: center;
    }

    /* 2. Katman: Orta Başlık & Logo Ölçekleme */
    .middle-header {
        padding: 12px 0 16px;
    }

    .middle-header-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 14px;
    }

    .brand-logo {
        width: 100%;
        max-width: 340px;
    }

    .company-logo-img {
        width: 100%;
        height: auto;
        aspect-ratio: 410 / 112;
        max-height: 98px;
        object-fit: cover;
        border-radius: 8px;
    }

    .header-widgets {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 360px;
        gap: 10px;
    }

    .widget-item {
        background: #f8fafc;
        border: 1px solid #e2e8f0;
        border-radius: 8px;
        padding: 8px 12px;
        justify-content: flex-start;
        text-align: left;
        gap: 12px;
    }

    .widget-icon {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
    }

    .widget-icon svg {
        width: 19px;
        height: 19px;
    }

    .w-label {
        font-size: 0.75rem;
    }

    .w-val {
        font-size: 0.94rem;
    }

    .w-val-dark {
        font-size: 0.82rem;
        line-height: 1.25;
    }

    .header-widgets .btn-cyan {
        width: 100%;
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    /* 3. Katman: Navigasyon Barı & Mobil Sekmeler */
    .hero-nav-inner {
        flex-direction: column;
        align-items: stretch;
        padding: 10px 12px;
        gap: 8px;
    }

    .hero-nav-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
        padding: 0;
        margin: 0;
        width: 100%;
    }

    .hero-nav-links li {
        display: flex;
    }

    .hero-nav-links li a {
        display: inline-flex;
        align-items: center;
        gap: 5px;
        font-size: 0.8rem;
        padding: 7px 11px;
        border-radius: 6px;
        background: rgba(241, 245, 249, 0.9);
        border: 1px solid #e2e8f0;
        white-space: nowrap;
    }

    .hero-nav-links li a.active {
        background: var(--cyan-main);
        color: #ffffff;
        border-color: var(--cyan-main);
    }

    .hero-nav-links li a.active::after {
        display: none;
    }

    .new-badge {
        position: static;
        display: inline-block;
        font-size: 0.58rem;
        padding: 1px 5px;
        line-height: 1.2;
    }

    /* Mobil Arama Çubuğu */
    .hero-nav-right {
        display: flex;
        width: 100%;
        justify-content: flex-end;
        border-top: 1px solid rgba(226, 232, 240, 0.7);
        padding-top: 6px;
    }

    .search-bar-wrap.open {
        width: 100%;
        padding-right: 8px;
    }

    .nav-utility-icon {
        padding: 6px 12px;
        border: 1px solid #e2e8f0;
        border-radius: 6px;
        background: #f8fafc;
    }

    /* Hero Görsel & Metin Alanı */
    .hero-banner {
        min-height: 400px;
        background-position: center center;
    }

    .hero-banner.catalog-mode {
        min-height: auto;
    }

    .hero-overlay {
        background: linear-gradient(180deg, rgba(15, 23, 42, 0.76) 0%, rgba(15, 23, 42, 0.62) 100%);
    }

    .hero-content-container {
        padding-top: 28px;
        padding-bottom: 34px;
        justify-content: center;
    }

    .hero-text-box {
        max-width: 100%;
        text-align: center;
    }

    .hero-top-title {
        font-size: clamp(1.3rem, 5.2vw, 1.75rem);
        margin-bottom: 8px;
    }

    .hero-sub-title {
        font-size: clamp(1.25rem, 4.8vw, 1.65rem);
        margin-bottom: 14px;
    }

    .hero-paragraph {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 22px;
    }

    .diger-list {
        text-align: left;
        padding: 14px 16px;
        font-size: 0.84rem;
        gap: 6px;
    }

    .hero-cta-group {
        justify-content: center;
        flex-wrap: wrap;
        gap: 18px;
    }

    /* 4. Katman: Uzmanlık Alanlarımız Kartları */
    .specialized-section {
        padding: 32px 0 44px;
    }

    .specialized-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .intro-white-card {
        padding: 22px 18px;
        text-align: center;
    }

    .serif-heading {
        font-size: 1.4rem;
        padding-bottom: 12px;
    }

    .serif-heading br {
        display: none;
    }

    .cyan-short-line {
        margin-left: auto;
        margin-right: auto;
    }

    .card-img-wrap {
        height: 200px;
    }

    .card-text-body {
        padding: 18px 16px;
    }

    /* 5. Katman: Ürünler Kataloğu & Resim Galerisi (Mobil) */
    .products-gallery-section {
        padding: 28px 0 44px;
    }

    .catalog-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .catalog-img-box {
        height: 215px;
    }

    .g-filter-btn {
        font-size: 0.78rem;
        padding: 7px 13px;
    }

    .lightbox-overlay {
        padding: 10px;
    }

    .lightbox-img-container {
        height: 280px;
    }

    .lightbox-info {
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
    }

    .lightbox-info .btn-cyan {
        width: 100%;
    }

    /* Modal & Form (iOS ve Android Otomatik Yakınlaştırmayı Önlemek İçin 16px Font) */
    .modal-overlay {
        padding: 12px;
    }

    .modal-box {
        padding: 22px 18px;
        max-height: 92vh;
        overflow-y: auto;
        border-radius: 8px;
    }

    .modal-title {
        font-size: 1.2rem;
        padding-right: 24px;
    }

    .f-group input,
    .f-group select,
    .f-group textarea,
    .search-bar-wrap input {
        font-size: 16px;
    }

    /* Footer */
    .footer-flex {
        flex-direction: column;
        text-align: center;
        gap: 6px;
    }
}

/* Küçük Mobil Ekranlar (320px - 420px arası telefonlar) */
@media (max-width: 420px) {
    .brand-logo {
        max-width: 100%;
    }

    .hero-nav-links li a {
        font-size: 0.76rem;
        padding: 6px 9px;
    }

    .hero-top-title {
        font-size: 1.22rem;
    }

    .hero-sub-title {
        font-size: 1.18rem;
    }

    .card-img-wrap {
        height: 180px;
    }
}