/* ==========================================================================
   Ankara Taş Kaplama — Tasarım Sistemi
   ========================================================================== */

:root {
    --color-primary: #9f662d;
    --color-primary-dark: #7f5224;
    --color-secondary: #243746;
    --color-dark: #2b2b2b;
    --color-body: #1a1b1b;
    --color-beige: #ede6db;
    --color-light: #f5f4f2;
    --color-taupe: #8c837b;
    --color-white: #ffffff;
    --color-border: #e2ddd3;

    --font-heading: 'Poppins', 'Segoe UI', sans-serif;
    --font-body: 'Roboto', 'Segoe UI', sans-serif;

    --container-width: 1200px;
    --radius: 6px;
    --transition: 0.25s ease;
    --shadow-sm: 0 2px 10px rgba(43, 43, 43, 0.08);
    --shadow-md: 0 8px 30px rgba(43, 43, 43, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    color: var(--color-body);
    background: var(--color-white);
    line-height: 1.65;
    font-size: 16px;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    line-height: 1.25;
    font-weight: 600;
}

h1 { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }

p { margin-bottom: 1rem; }

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

.section { padding: 70px 0; }
.section-alt { background: var(--color-light); }
.section-dark { background: var(--color-secondary); color: var(--color-white); }
.section-dark h2 { color: var(--color-white); }

.section-header { text-align: center; max-width: 680px; margin: 0 auto 45px; }
.section-header .eyebrow {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.8rem;
    margin-bottom: 10px;
}
.section-header p { color: var(--color-taupe); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}
.btn-primary { background: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline { border-color: var(--color-white); color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-dark); }
.btn-dark { background: var(--color-secondary); color: var(--color-white); }
.btn-dark:hover { background: #1a2830; }
.btn-whatsapp { background: #25D366; color: var(--color-white); }
.btn-whatsapp:hover { background: #1fb455; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 500;
    box-shadow: var(--shadow-sm);
}

/* ---------- Header üst satır (beyaz): logo + telefon/sosyal/iletişim ---------- */
.header-top { background: var(--color-white); }
.header-top-inner { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; padding-bottom: 16px; gap: 20px; }

.logo { font-family: var(--font-heading); font-weight: 700; font-size: 1.5rem; color: var(--color-dark); letter-spacing: 0.5px; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.logo span { color: var(--color-primary); }
.logo small { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 0.6rem; font-weight: 500; letter-spacing: 3px; color: var(--color-taupe); text-transform: uppercase; }

.header-top-right { display: flex; align-items: center; gap: 22px; flex-shrink: 0; }
.header-phone { font-weight: 600; font-size: 0.92rem; color: var(--color-dark); display: inline-flex; align-items: center; gap: 8px; }
.header-phone:hover { color: var(--color-primary); }
.header-phone i { color: var(--color-primary); }
.header-social { display: flex; gap: 14px; }
.header-social a { color: var(--color-taupe); font-size: 0.95rem; }
.header-social a:hover { color: var(--color-primary); }
.header-contact-btn { padding: 10px 22px !important; font-size: 0.85rem; letter-spacing: 0.5px; }

/* ---------- Header alt satır (koyu lacivert): menü + WhatsApp ---------- */
.header-nav-bar { background: var(--color-secondary); }
.header-nav-inner { display: flex; align-items: center; justify-content: space-between; }

.main-nav ul { display: flex; gap: 32px; align-items: center; }
.main-nav a {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: #d8d2c8;
    padding: 16px 2px;
    position: relative;
}
.main-nav a::after {
    content: '';
    position: absolute;
    left: 0; bottom: 10px;
    width: 0; height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}
.main-nav a:hover::after, .main-nav li.active > a::after { width: 100%; }
.main-nav a:hover, .main-nav li.active > a { color: var(--color-white); }

.has-dropdown { position: relative; }
.dropdown {
    position: absolute;
    top: 100%; left: -20px;
    background: var(--color-white);
    min-width: 220px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown li a { display: block; padding: 10px 22px; font-weight: 500; font-size: 0.88rem; text-transform: none; letter-spacing: normal; color: var(--color-dark); }
.dropdown li a:hover { background: var(--color-light); color: var(--color-primary); }
.dropdown a::after { display: none; }

.header-nav-cta { padding: 9px 18px !important; font-size: 0.82rem; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { width: 26px; height: 2px; background: var(--color-dark); display: block; }

/* ---------- Hero Slider ---------- */
.hero-slider { position: relative; }
.hero-slide { position: relative; height: 78vh; min-height: 460px; max-height: 760px; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(26,27,27,0.68) 0%, rgba(26,27,27,0.32) 55%, rgba(26,27,27,0.15) 100%);
}
.hero-caption {
    position: absolute; left: 0; bottom: 14%;
    width: 100%;
    color: var(--color-white);
    z-index: 2;
}
.hero-caption .container { max-width: 640px; }
.hero-caption .eyebrow { color: #e3b98a; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; font-size: 0.85rem; }
.hero-caption h1 { color: var(--color-white); margin: 12px 0 18px; }
.hero-caption p { color: #e9e6e0; margin-bottom: 26px; }
.hero-slider .swiper-button-next, .hero-slider .swiper-button-prev { color: var(--color-white); }
.hero-slider .swiper-pagination-bullet { background: var(--color-white); opacity: 0.6; }
.hero-slider .swiper-pagination-bullet-active { opacity: 1; background: var(--color-primary); }

/* ---------- Cards / Grids ---------- */
.grid { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.category-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 340px;
    box-shadow: var(--shadow-sm);
}
.category-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover img { transform: scale(1.06); }
.category-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(26,27,27,0) 40%, rgba(26,27,27,0.85) 100%); }
.category-card .card-content { position: absolute; left: 0; bottom: 0; width: 100%; padding: 26px; color: var(--color-white); z-index: 2; }
.category-card h3 { color: var(--color-white); margin-bottom: 6px; }
.category-card .card-content span { font-size: 0.9rem; color: var(--color-primary); font-weight: 600; }

.product-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow var(--transition), transform var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.product-card .thumb { position: relative; height: 230px; overflow: hidden; background: var(--color-light); }
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .thumb img { transform: scale(1.08); }
.product-card .body { padding: 20px; }
.product-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.product-card h3 a:hover { color: var(--color-primary); }
.product-card p { color: var(--color-taupe); font-size: 0.92rem; margin-bottom: 14px; }
.product-card .card-link { font-weight: 600; color: var(--color-primary); font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Fotoğraf üzeri ürün kodu rozeti ---------- */
.photo-code-badge {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    background: linear-gradient(0deg, rgba(26,27,27,0.82) 0%, rgba(26,27,27,0.35) 65%, rgba(26,27,27,0) 100%);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 26px 12px 10px;
    font-size: 0.88rem;
    text-align: right;
    pointer-events: none;
}
.gallery-main .photo-code-badge { font-size: 1.05rem; padding: 46px 20px 16px; }

/* ---------- About / Feature blocks ---------- */
.about-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-block img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.feature-list { margin-top: 24px; display: grid; gap: 16px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; }
.feature-list li i, .feature-list li svg { color: var(--color-primary); flex-shrink: 0; margin-top: 3px; }

.cta-band {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 50px 0;
    text-align: center;
}
.cta-band h2 { color: var(--color-white); margin-bottom: 10px; }
.cta-band .btn-group { display: flex; gap: 14px; justify-content: center; margin-top: 22px; flex-wrap: wrap; }

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar { background: var(--color-light); padding: 22px 0; border-bottom: 1px solid var(--color-border); }
.breadcrumb-bar h1 { font-size: 1.7rem; margin-bottom: 6px; }
.breadcrumb-bar nav { font-size: 0.88rem; color: var(--color-taupe); }
.breadcrumb-bar nav a:hover { color: var(--color-primary); }
.breadcrumb-bar nav span { margin: 0 6px; }

/* ---------- Product detail ---------- */
.product-detail { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; }
.gallery-main { position: relative; border-radius: var(--radius); overflow: hidden; height: 440px; box-shadow: var(--shadow-sm); }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.gallery-main::after {
    content: '\f00e';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 14px; top: 14px;
    width: 38px; height: 38px;
    background: rgba(26,27,27,0.55);
    color: var(--color-white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.9rem;
    pointer-events: none;
    z-index: 2;
}
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.gallery-thumbs .thumb-item { cursor: pointer; text-align: center; }
.gallery-thumbs img { width: 84px; height: 64px; object-fit: cover; border-radius: 4px; border: 2px solid transparent; opacity: 0.75; display: block; }
.gallery-thumbs .thumb-item:hover img, .gallery-thumbs .thumb-item.active img { opacity: 1; border-color: var(--color-primary); }
.gallery-thumbs .thumb-code { display: block; font-size: 0.68rem; color: var(--color-taupe); margin-top: 4px; font-weight: 600; }
.gallery-thumbs .thumb-item.active .thumb-code { color: var(--color-primary); }
.product-info .badge { display: inline-block; background: var(--color-beige); color: var(--color-primary-dark); padding: 5px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-bottom: 14px; }
.product-info .desc { color: #4a4a4a; }
.product-actions { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.product-actions .btn { flex: 1; min-width: 190px; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 7px; font-weight: 600; font-size: 0.9rem; }
.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: var(--color-white);
    transition: border-color var(--transition);
}
.form-control:focus { outline: none; border-color: var(--color-primary); }
textarea.form-control { resize: vertical; min-height: 130px; }

.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(26,27,27,0.6);
    display: none;
    align-items: center; justify-content: center;
    z-index: 2000;
    padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal-box {
    background: var(--color-white);
    border-radius: var(--radius);
    max-width: 480px; width: 100%;
    padding: 34px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}
.modal-close { position: absolute; top: 16px; right: 18px; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--color-taupe); }
.modal-box h3 { margin-bottom: 6px; }
.modal-box .modal-sub { color: var(--color-taupe); font-size: 0.9rem; margin-bottom: 20px; }

.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px; font-size: 0.92rem; }
.alert-success { background: #e5f5ea; color: #1e6b3b; }
.alert-error { background: #fbe6e6; color: #a3312f; }

/* ---------- Contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 50px; }
.contact-info-list { display: grid; gap: 20px; margin-bottom: 26px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-item .icon {
    width: 46px; height: 46px; border-radius: 50%;
    background: var(--color-beige); color: var(--color-primary-dark);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-item h4 { font-size: 1rem; margin-bottom: 3px; }
.contact-info-item p { color: var(--color-taupe); margin: 0; }
.map-embed { border-radius: var(--radius); overflow: hidden; height: 280px; }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-secondary); color: #cdd3d8; padding-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-col h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 18px; }
.footer-col p { color: #a9b2b8; font-size: 0.92rem; }
.footer-col ul { display: grid; gap: 11px; }
.footer-col a { color: #a9b2b8; font-size: 0.92rem; }
.footer-col a:hover { color: var(--color-primary); }
.footer-logo { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--color-white); margin-bottom: 14px; display: block; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(255,255,255,0.08);
    display: flex; align-items: center; justify-content: center;
}
.footer-social a:hover { background: var(--color-primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 0.85rem; color: #8d959b; }
.footer-bottom a { color: #b7bec3; }

/* ---------- Floating WhatsApp ---------- */
.whatsapp-float {
    position: fixed; right: 22px; bottom: 22px;
    width: 58px; height: 58px; border-radius: 50%;
    background: #25D366; color: var(--color-white);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    z-index: 900;
    font-size: 1.7rem;
    transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ---------- Ürün fotoğrafı büyütme (lightbox) ---------- */
.lightbox-overlay {
    position: fixed; inset: 0;
    background: rgba(10,10,10,0.95);
    display: none;
    align-items: center; justify-content: center;
    z-index: 3000;
    padding: 60px 90px;
}
.lightbox-overlay.active { display: flex; }
.lightbox-content { position: relative; max-width: 1100px; width: 100%; text-align: center; }
.lightbox-content img { max-width: 100%; max-height: 78vh; border-radius: 4px; object-fit: contain; }
.lightbox-code { margin-top: 18px; color: var(--color-white); font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.5px; }
.lightbox-close {
    position: absolute; top: -50px; right: 0;
    background: none; border: none; color: var(--color-white);
    font-size: 2.2rem; line-height: 1; cursor: pointer;
}
.lightbox-nav {
    position: fixed; top: 50%; transform: translateY(-50%);
    background: rgba(255,255,255,0.1); border: none; color: var(--color-white);
    width: 48px; height: 48px; border-radius: 50%;
    font-size: 1.3rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 991px) {
    .main-nav { position: fixed; top: 0; right: -300px; width: 280px; height: 100vh; background: var(--color-white); flex-direction: column; padding: 90px 24px 24px; box-shadow: -4px 0 20px rgba(0,0,0,0.15); transition: right var(--transition); overflow-y: auto; z-index: 600; }
    .main-nav.open { right: 0; }
    .main-nav ul { flex-direction: column; align-items: flex-start; gap: 6px; width: 100%; }
    .main-nav li { width: 100%; }
    .main-nav a { color: var(--color-dark); padding: 12px 2px; }
    .main-nav a:hover, .main-nav li.active > a { color: var(--color-primary); }
    .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; display: none; padding-left: 14px; width: 100%; }
    .has-dropdown.open .dropdown { display: block; }
    .hamburger { display: flex; }
    .header-social { display: none; }
    .header-nav-bar .container { padding: 0; }
    .about-block, .product-detail, .contact-grid { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .section { padding: 46px 0; }
    .hero-slide { height: 68vh; }
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .product-actions .btn { min-width: 100%; }
    .header-top-inner { padding-top: 12px; padding-bottom: 12px; }
    .header-phone, .header-contact-btn { display: none; }
    .logo { font-size: 1.05rem; max-width: 220px; }
    .logo small { display: none; }
    .lightbox-overlay { padding: 60px 16px; }
    .lightbox-nav { width: 40px; height: 40px; font-size: 1.1rem; }
    .lightbox-prev { left: 8px; }
    .lightbox-next { right: 8px; }
    .lightbox-close { top: -42px; font-size: 1.8rem; }
}