/* Tincan.tr - Main Stylesheet */
:root {
    --color-primary: #1a5f4a;
    --color-primary-dark: #134a3a;
    --color-accent: #c8a951;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-border: #e2e8f0;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --header-height: 70px;
    --top-bar-height: 36px;
    --container-max: 1280px;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,.08);
    --shadow-lg: 0 10px 25px rgba(0,0,0,.1);
    --transition: .2s ease;
}

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

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

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 15px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-dark); }

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

/* Top Bar */
.top-bar {
    background: var(--color-primary-dark);
    color: #fff;
    font-size: 13px;
    height: var(--top-bar-height);
}
.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.top-nav a, .lang-nav a {
    color: rgba(255,255,255,.85);
    padding: 4px 12px;
}
.top-nav a:hover, .lang-nav a:hover { color: #fff; }
.lang-nav a.active { color: var(--color-accent); font-weight: 600; }

/* Header */
.site-header {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}
.header-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    height: var(--header-height);
}
.logo img { height: 50px; width: auto; }
.main-nav { flex: 1; }
.category-menu {
    display: flex;
    list-style: none;
    gap: 4px;
    justify-content: flex-end;
}
.category-menu > li > a {
    display: block;
    padding: 8px 14px;
    color: var(--color-text);
    font-weight: 500;
    font-size: 14px;
    border-radius: var(--radius);
}
.category-menu > li > a:hover { background: var(--color-bg-alt); color: var(--color-primary); }
.has-dropdown { position: relative; }
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    list-style: none;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
    z-index: 50;
}
.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown a {
    display: block;
    padding: 10px 16px;
    color: var(--color-text);
    font-size: 14px;
}
.dropdown a:hover { background: var(--color-bg-alt); }

.search-toggle, .mobile-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--color-text);
    display: flex;
    align-items: center;
}
.mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; }
.mobile-menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* Search Overlay */
.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
    box-shadow: var(--shadow-lg);
    z-index: 99;
}
.search-overlay[hidden] { display: none; }
.search-box { position: relative; }
.search-box input {
    width: 100%;
    padding: 14px 48px 14px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 16px;
    outline: none;
}
.search-box input:focus { border-color: var(--color-primary); }
.search-close {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text-light);
}
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    max-height: 400px;
    overflow-y: auto;
    z-index: 10;
}
.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
}
.search-result-item:hover { background: var(--color-bg-alt); }
.search-result-item img { width: 48px; height: 48px; object-fit: cover; border-radius: 4px; }
.search-result-info { flex: 1; }
.search-result-info strong { display: block; font-size: 14px; }
.search-result-info small { color: var(--color-text-light); font-size: 12px; }
.search-view-all {
    display: block;
    padding: 12px 16px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-primary);
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
}
.search-view-all:hover { background: #e8f5f0; }

/* Search Results Page */
.search-page { padding: 40px 0 64px; }
.search-page h1 { font-size: 28px; margin-bottom: 24px; color: var(--color-primary); }
.search-page-form {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    max-width: 640px;
}
.search-page-form input[type="search"] {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 16px;
    outline: none;
}
.search-page-form input[type="search"]:focus { border-color: var(--color-primary); }
.search-summary { color: var(--color-text-light); margin-bottom: 24px; font-size: 15px; }
.search-hint { color: var(--color-text-light); font-size: 15px; }
.search-page .no-results { padding: 32px; text-align: center; color: var(--color-text-light); }

/* Hero Section */
.hero-section { padding: 24px 0; }
.hero-grid {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 16px;
    min-height: 400px;
}
.hero-slider { position: relative; border-radius: var(--radius); overflow: hidden; }
.slider { position: relative; height: 100%; min-height: 400px; }
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .5s ease;
}
.slide.active { opacity: 1; position: relative; }
.slide img { width: 100%; height: 100%; object-fit: cover; min-height: 400px; }
.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(0,0,0,.7));
    color: #fff;
}
.slide-caption h2 { font-size: 24px; margin-bottom: 4px; }
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    z-index: 2;
}
.slider-btn.prev { left: 12px; }
.slider-btn.next { right: 12px; }
.slider-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}
.slider-dots button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,.5);
    cursor: pointer;
}
.slider-dots button.active { background: #fff; }

.hero-banner img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius); min-height: 400px; }
.slider-placeholder img, .banner-placeholder img { min-height: 400px; object-fit: cover; border-radius: var(--radius); }

/* Product Grid */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.section-header h2 { font-size: 22px; color: var(--color-primary); }
.view-all-link { font-size: 14px; font-weight: 500; }
.category-products-section { padding: 40px 0; }
.category-products-section:nth-child(even) { background: var(--color-bg-alt); }
.subcategory-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}
.subcategory-tags a {
    padding: 6px 14px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 13px;
    color: var(--color-text);
}
.subcategory-tags a:hover { border-color: var(--color-primary); color: var(--color-primary); }

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.product-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-lg); }
.product-card-image {
    display: block;
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-bg-alt);
}
.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    transition: opacity .35s ease, transform .3s ease;
}
.product-card-image .product-img-main { position: relative; z-index: 1; }
.product-card-image .product-img-hover {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0;
    pointer-events: none;
}
.product-card.has-hover-image:hover .product-img-hover { opacity: 1; }
.product-card.has-hover-image:hover .product-img-main {
    opacity: 0;
    transform: none;
}
.product-card:not(.has-hover-image):hover .product-card-image img { transform: scale(1.05); }
.product-card-body { padding: 16px; }
.product-card-body h3 { font-size: 15px; margin-bottom: 8px; line-height: 1.4; }
.product-card-body h3 a { color: var(--color-text); }
.product-card-body h3 a:hover { color: var(--color-primary); }
.product-meta { font-size: 13px; color: var(--color-text-light); }
.product-meta span { display: block; }

/* About Page */
.about-section { padding: 48px 0; }
.about-top-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.about-content h1 { font-size: 32px; margin-bottom: 20px; color: var(--color-primary); }
.about-text { font-size: 16px; line-height: 1.8; color: var(--color-text-light); }
.about-text p { margin-bottom: 16px; }

.history-timeline h2 { font-size: 22px; margin-bottom: 24px; color: var(--color-primary); }
.timeline { position: relative; padding-left: 24px; }
.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
}
.timeline-item {
    position: relative;
    margin-bottom: 24px;
    padding-left: 24px;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 2px solid var(--color-primary);
}
.timeline-year {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}
.timeline-card {
    background: var(--color-bg-alt);
    padding: 16px;
    border-radius: var(--radius);
    border-left: 3px solid var(--color-accent);
}

.about-categories-section { padding: 48px 0; background: var(--color-bg-alt); }
.about-categories-section h2 { text-align: center; margin-bottom: 32px; font-size: 24px; }
.category-image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}
.category-image-card {
    display: block;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform var(--transition);
}
.category-image-card:hover { transform: translateY(-4px); }
.category-image-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.category-image-card span {
    display: block;
    padding: 12px;
    font-weight: 600;
    color: var(--color-text);
}

.documents-section { padding: 48px 0; }
.documents-section h2 { text-align: center; margin-bottom: 32px; }
.document-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}
.document-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.document-icon { color: var(--color-primary); margin-bottom: 12px; }
.document-card h3 { font-size: 15px; margin-bottom: 12px; }

/* Category Page */
.category-page { padding: 32px 0; }
.category-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 32px;
}
.category-sidebar {
    background: var(--color-bg-alt);
    padding: 20px;
    border-radius: var(--radius);
    align-self: start;
    position: sticky;
    top: calc(var(--header-height) + var(--top-bar-height) + 16px);
}
.category-sidebar h3 { font-size: 16px; margin-bottom: 16px; color: var(--color-primary); }
.sidebar-categories { list-style: none; }
.sidebar-categories > li > a {
    display: block;
    padding: 8px 12px;
    color: var(--color-text);
    font-weight: 500;
    border-radius: var(--radius);
}
.sidebar-categories > li.active > a,
.sidebar-categories > li > a:hover { background: #fff; color: var(--color-primary); }
.sidebar-subcategories { list-style: none; margin: 4px 0 8px 12px; }
.sidebar-subcategories a {
    display: block;
    padding: 6px 12px;
    font-size: 13px;
    color: var(--color-text-light);
}
.sidebar-section-title { margin-top: 24px; font-size: 14px; color: var(--color-primary); }
.sidebar-parent-label { display: block; padding: 8px 12px; font-weight: 600; font-size: 13px; color: var(--color-text-light); }

.product-filters {
    background: var(--color-bg-alt);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
}
.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
}
.filter-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--color-text-light);
    text-transform: uppercase;
}
.filter-group input, .filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 14px;
    min-width: 100px;
}
.filter-search input { min-width: 180px; }
.admin-actions { margin-top: 12px; }
.no-results { text-align: center; padding: 40px; color: var(--color-text-light); }
.loading-spinner {
    text-align: center;
    padding: 20px;
}
.loading-spinner::after {
    content: '';
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Product Detail */
.product-detail { padding: 32px 0; }
.breadcrumb { font-size: 13px; margin-bottom: 24px; color: var(--color-text-light); }
.breadcrumb a { color: var(--color-text-light); }
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.product-image {
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-image img { max-height: 500px; object-fit: contain; }
.product-info h1 { font-size: 28px; margin-bottom: 8px; }
.product-code { font-size: 15px; color: var(--color-text-light); margin-bottom: 24px; }
.technical-specs h2 { font-size: 18px; margin-bottom: 16px; color: var(--color-primary); }
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table th, .specs-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    font-size: 14px;
}
.specs-table th { width: 40%; color: var(--color-text-light); font-weight: 500; }
.admin-price td { color: var(--color-primary); font-size: 18px; }
.product-description { margin-top: 24px; color: var(--color-text-light); line-height: 1.8; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition);
    text-align: center;
}
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 13px; }

/* Footer */
.site-footer {
    background: var(--color-primary-dark);
    color: rgba(255,255,255,.85);
    margin-top: 48px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding: 48px 0;
}
.footer-brand img { margin-bottom: 12px; filter: brightness(0) invert(1); }
.footer-links h4 { color: #fff; margin-bottom: 16px; font-size: 15px; }
.footer-links ul { list-style: none; }
.footer-links a { color: rgba(255,255,255,.7); font-size: 14px; display: block; padding: 4px 0; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 16px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,.5);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37,211,102,.4);
    z-index: 999;
    transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.1); color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero-banner { display: none; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .about-top-grid { grid-template-columns: 1fr; }
    .product-detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .mobile-menu-toggle { display: flex; }
    .main-nav {
        position: fixed;
        top: calc(var(--header-height) + var(--top-bar-height));
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--color-border);
        padding: 16px;
        transform: translateY(-120%);
        opacity: 0;
        transition: all .3s;
        z-index: 90;
    }
    .main-nav.open { transform: translateY(0); opacity: 1; }
    .category-menu { flex-direction: column; }
    .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 16px;
    }
    .product-grid { grid-template-columns: 1fr; }
    .category-layout { grid-template-columns: 1fr; }
    .category-sidebar { position: static; }
    .filter-row { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; }
    .top-nav a { padding: 4px 8px; font-size: 12px; }
}