/* --- Değişkenler ve Temalar --- */
:root {
    --primary-color: #0066ff;
    --primary-gradient: linear-gradient(135deg, #0066ff, #00d4ff);
    --secondary-color: #0a192f;
    --text-color: #2d3748;
    --bg-color: #ffffff;
    --header-bg: #ffffff;
    --light-bg: #f7fafc;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --hero-bg: linear-gradient(135deg, #f0f4f8 0%, #e6fffa 100%);
    --font-family: 'Inter', sans-serif;
}

.dark-theme {
    --secondary-color: #ffffff;
    --text-color: #cbd5e0;
    --bg-color: #0f172a;
    --header-bg: #1e293b;
    --light-bg: #1e293b;
    --border-color: #334155;
    --card-bg: #0f172a;
    --hero-bg: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

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

/* --- Butonlar --- */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 102, 255, 0.2);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--secondary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
}

.btn-block {
    display: block;
    width: 100%;
}

/* --- Header / Navbar --- */
header {
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 55px; 
    max-width: 220px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 24px;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-color);
    transition: color 0.3s;
    font-size: 15px;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary-color);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--secondary-color);
    font-size: 18px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

/* --- Slider & Hero Alanı Tasarımı --- */
.hero {
    background: var(--hero-bg);
    padding: 80px 0 100px 0;
    position: relative;
    overflow: hidden;
}

.slider-container {
    position: relative;
}

.slide {
    display: none;
    width: 100%;
}

/* Aktif olan slaytı yumuşakça görünür yapıyoruz */
.slide.active {
    display: block;
    animation: fadeEffect 0.6s ease-in-out;
}

@keyframes fadeEffect {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-wrapper {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-content {
    flex: 1.2;
}

.badge {
    background-color: #e3efff;
    color: var(--primary-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 15px;
}

.hero-content h1 {
    font-size: 44px;
    color: var(--secondary-color);
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: 700;
}

.highlight {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 17px;
    color: var(--text-color);
    margin-bottom: 35px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 0.8;
    display: flex;
    justify-content: center;
}

/* --- Akıllı Mockup Kutuları (İçeriğe Göre Tasarım) --- */
.mockup-box {
    width: 100%;
    max-width: 450px;
    height: 300px;
    background-color: #0f172a;
    border-radius: 12px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
    overflow: hidden;
    border: 2px solid #334155;
}

.mockup-header {
    background-color: #1e293b;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    position: relative;
    border-bottom: 1px solid #334155;
}

.mockup-header span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}
.mockup-header span:nth-child(1) { background-color: #ff5f56; }
.mockup-header span:nth-child(2) { background-color: #ffbd2e; }
.mockup-header span:nth-child(3) { background-color: #27c93f; }

.mockup-url {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: #0f172a;
    color: #94a3b8;
    font-size: 11px;
    padding: 2px 15px;
    border-radius: 4px;
    width: 55%;
    text-align: center;
}

.mockup-body {
    background-color: #ffffff;
    height: calc(100% - 37px);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Slayt 1: Tasarım Sihirbazı İçeriği */
.mockup-demo-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: #0a192f;
}
.mockup-demo-content h4 { margin: 10px 0 5px 0; font-size:16px;}
.color-palette-picker { display: flex; gap: 8px; margin: 10px 0; }
.color-palette-picker span { width: 22px; height: 22px; border-radius: 50%; cursor: pointer; border:2px solid #e2e8f0; }

/* Slayt 2: Yönetim Paneli İçeriği */
.panel-demo-top { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #334155; padding-bottom: 8px; }
.p-status { background: #27c93f; color: white; font-size: 9px; padding: 2px 6px; border-radius: 10px; font-weight: bold;}
.panel-demo-sidebar { display: flex; flex-direction: column; gap: 8px; margin-top: 10px;}
.p-line { font-size: 11px; color: #94a3b8; display: flex; align-items: center; gap: 8px; }
.p-line span { width: 8px; height: 8px; background: #0066ff; border-radius: 50%; }
.panel-demo-chart { background: #1e293b; border-radius: 6px; padding: 10px; margin-top: 10px; text-align: center;}

/* Slayt 3: Sayaç / Teslimat Kutusu */
.timer-box { width: 100%; }
.countdown-badge { background: #fff3cd; color: #856404; font-weight: 700; padding: 8px 15px; border-radius: 30px; display: inline-block; margin-top: 10px; font-size: 13px; border: 1px solid #ffeeba; }
.dark-theme .mockup-body:not([style*="background"]) { background-color: #ffffff; color: #0a192f; } 

/* Slider Noktaları (Dots) */
.slider-dots {
    position: absolute;
    bottom: -45px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}
.dot {
    width: 12px;
    height: 12px;
    background-color: #cbd5e0;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
}
.dot.active, .dot:hover {
    background-color: var(--primary-color);
    width: 28px;
    border-radius: 6px;
}

/* --- Geri Kalan Tüm Bölümler (Sektörler & Ürünler) --- */
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 34px; color: var(--secondary-color); font-weight: 700; }
.section-title p { color: var(--text-color); opacity: 0.8; margin-top: 10px; }

.sectors-summary { padding: 70px 0; }
.sector-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 20px; }
.sector-card { background: var(--light-bg); border: 1px solid var(--border-color); padding: 30px 20px; text-align: center; border-radius: 8px; transition: all 0.3s; }
.sector-card i { font-size: 34px; color: var(--primary-color); margin-bottom: 15px; }
.sector-card h3 { font-size: 16px; color: var(--secondary-color); }
.sector-card:hover { transform: translateY(-5px); background: var(--card-bg); box-shadow: 0 10px 25px rgba(0,0,0,0.05); border-color: var(--primary-color); }

.products { padding: 70px 0; background-color: var(--light-bg); transition: background-color 0.3s; }
.kdv-calculator-box { background: var(--card-bg); border: 1px solid var(--border-color); padding: 18px 25px; border-radius: 8px; margin-bottom: 35px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 15px; }
.calc-inputs { display: flex; align-items: center; gap: 12px; font-weight: 600; }
.calc-inputs select { padding: 8px 16px; border-radius: 6px; border: 1px solid var(--border-color); font-weight: 600; background-color: var(--card-bg); color: var(--secondary-color); }
.calc-info { font-size: 14px; color: var(--text-color); opacity: 0.8; }

.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.product-card { background: var(--card-bg); border-radius: 10px; border: 1px solid var(--border-color); overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.08); }
.product-img { height: 190px; background-color: #edf2f7; display: flex; justify-content: center; align-items: center; }
.dark-theme .product-img { background-color: #1e293b; }
.product-img i { font-size: 65px; color: #cbd5e0; }
.product-info { padding: 25px; }
.prod-badge { background-color: #feebc8; color: #c05621; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 4px; }
.product-info h3 { margin: 15px 0 10px 0; color: var(--secondary-color); font-size: 20px; }
.product-info p { font-size: 14px; color: var(--text-color); opacity: 0.8; height: 50px; }
.price-box { margin: 20px 0; }
.old-price { text-decoration: line-through; color: #a0aec0; font-size: 14px; display: block; }
.current-price { font-size: 28px; font-weight: 700; color: var(--primary-color); }
.tax-note { font-size: 12px; color: var(--text-color); opacity: 0.7; margin-left: 5px; }

footer { background-color: #0a192f; color: #cbd5e0; padding: 35px 0; border-top: 1px solid var(--border-color); }
footer p { color: #a0aec0; }
.footer-wrapper { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-socials { display: flex; gap: 20px; font-size: 22px; }
.footer-socials a:hover { color: var(--primary-color); }

/* --- Mobil Uyumluluk --- */
@media (max-width: 992px) {
    .hero-wrapper { flex-direction: column; text-align: center; }
    .hero-buttons { justify-content: center; }
    .hero-image { margin-top: 30px; }
}
@media (max-width: 768px) {
    .navbar { flex-direction: column; gap: 20px; }
    .nav-links { flex-wrap: wrap; justify-content: center; gap: 15px; }
    .header-right { width: 100%; justify-content: center; }
    .hero-content h1 { font-size: 32px; }
    .kdv-calculator-box { flex-direction: column; align-items: flex-start; }
}/* Logo Boyut ve Efekt Ayarları */
.logo img {
    height: 70px;             /* Logoyu %25 daha büyüttük */
    max-width: 250px;         /* Genişliğini biraz artırdık */
    object-fit: contain;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Yaylı (soft) hareket */
    cursor: pointer;
}

/* Logo üzerine gelince parlama ve büyüme efekti */
.logo img:hover {
    transform: scale(1.1);    /* Hafifçe büyür */
    filter: drop-shadow(0 0 8px rgba(0, 102, 255, 0.6)); /* Mavi parlama efekti */
}
/* --- Slider Çerçeve Güncellemesi --- */
.plaza-frame {
    width: 100%;
    max-width: 580px;
    aspect-ratio: 16 / 9;
    padding: 6px; 
    border-radius: 20px;
    background: linear-gradient(135deg, #0066ff, #22c55e) border-box;
    box-shadow: 0 20px 40px rgba(0, 102, 255, 0.2);
    overflow: hidden;
    position: relative;
    display: flex;
}

.plaza-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    display: block;
}

/* Mobil cihazlarda slider'ın patlamaması için */
@media (max-width: 992px) {
    .hero-wrapper { flex-direction: column; text-align: center; }
    .hero-image { width: 100%; margin-top: 30px; }
}/* Çerçeveyi ve resmi biraz daha büyütüyoruz */
.plaza-frame {
    max-width: 650px !important; /* 580'den 650'ye çıkarttık (Daha büyük çerçeve) */
    padding: 7px !important;     /* Çerçeveyi biraz daha belirginleştirdik */
}

/* Çerçeve içindeki resmin köşelerini uyumlu tutuyoruz */
.plaza-img {
    border-radius: 18px !important; /* Çerçeve büyüdüğü için köşeleri de biraz daha açtık */
}/* --- Bağımsız Ortak Footer Tasarımı --- */
footer { 
    background: #1a1a1a; 
    color: #fff; 
    padding: 50px 0 20px; 
    margin-top: 50px; 
    font-family: 'Inter', sans-serif;
}
.footer-container { 
    display: grid; 
    grid-template-columns: repeat(4, 1fr); 
    gap: 30px; 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 20px; 
}
@media (max-width: 768px) { 
    .footer-container { grid-template-columns: repeat(1, 1fr); } 
}
.footer-col h4 { 
    color: #fff; 
    margin-bottom: 15px; 
    font-size: 16px; 
    font-weight: 700; 
}
.footer-col a { 
    color: #ccc; 
    text-decoration: none; 
    display: block; 
    margin-bottom: 8px; 
    transition: color 0.2s; 
    font-size: 14px;
}
.footer-col a:hover { 
    color: #0066cc; 
}
.brand-subtext { 
    display: block; 
    font-size: 12px; 
    color: #94a3b8; 
    margin-top: 4px; 
    font-weight: 400; 
    text-decoration: none !important; 
    transition: color 0.2s; 
}
.brand-subtext:hover { 
    color: #3b82f6 !important; 
}
.footer-bottom { 
    text-align: center; 
    border-top: 1px solid #333; 
    margin-top: 40px; 
    padding-top: 20px; 
    color: #777; 
    font-size: 14px; 
}

/* Karanlık Mod Aktifse Footer Uyumu */
body.dark-theme footer { 
    background: #0b0f19; 
    border-top: 1px solid #1e293b; 
}<style>
    /* ... Mevcut CSS kodlarınızın altına bunları ekleyin ... */

    /* Mobil cihazlarda kartları tam düzenli göster */
    @media (max-width: 767px) {
        .product-grid {
            grid-template-columns: 1fr !important; /* Tek sütun yap */
            gap: 20px !important;
            padding: 0 15px;
        }
        
        .product-card {
            width: 100% !important;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .product-card img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }

        /* Footer mobil düzeni için ek takviye */
        .footer-container {
            grid-template-columns: 1fr !important;
            text-align: center;
        }
    }
</style>
/* --- Genel Sıfırlama ve Font Ayarları --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; background-color: #f8fafc; color: #1e293b; transition: background 0.3s, color 0.3s; line-height: 1.5; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* --- Header / Navigasyon --- */
header { background: #ffffff; border-bottom: 1px solid #e2e8f0; padding: 15px 0; position: relative; z-index: 1000; }
.navbar { display: flex; justify-content: space-between; align-items: center; }
.logo img { max-height: 50px; width: auto; }
.nav-links { display: flex; list-style: none; gap: 20px; }
.nav-links a { text-decoration: none; color: #475569; font-weight: 600; font-size: 14px; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: #0066cc; }
.header-right { display: flex; align-items: center; gap: 15px; }
#datetime { font-weight: 600; font-size: 13px; color: #64748b; }
.theme-btn { background: none; border: none; font-size: 18px; cursor: pointer; color: #475569; padding: 5px; }
.mobile-toggle { display: none; font-size: 22px; cursor: pointer; color: #475569; }

/* --- Butonlar --- */
.btn { padding: 10px 20px; border-radius: 6px; font-weight: 600; text-decoration: none; display: inline-block; font-size: 14px; transition: all 0.2s; }
.btn-primary { background: #0066cc; color: #fff; }
.btn-primary:hover { background: #0052a3; }
.btn-secondary { background: #e2e8f0; color: #475569; }
.btn-secondary:hover { background: #cbd5e1; }

/* --- Hero Banner Alanı --- */
.hero-section { padding: 80px 0; background: #ffffff; }
.hero-container { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-content h1 { font-size: 42px; font-weight: 700; color: #1e293b; margin-bottom: 20px; line-height: 1.2; }
.hero-content p { font-size: 17px; color: #64748b; margin-bottom: 30px; }
.hero-buttons { display: flex; gap: 15px; }
.hero-image img { width: 100%; height: auto; border-radius: 8px; }

/* --- Özellikler Kart Alanı --- */
.features-section { padding: 60px 0; }
.section-title { text-align: center; font-size: 28px; margin-bottom: 40px; color: #1e293b; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.feature-card { background: #fff; border: 1px solid #e2e8f0; padding: 30px; border-radius: 10px; text-align: center; }
.feature-icon { font-size: 32px; color: #0066cc; margin-bottom: 15px; }
.feature-card h3 { margin-bottom: 10px; font-size: 18px; color: #1e293b; }
.feature-card p { color: #64748b; font-size: 14px; }

/* --- Alt Bilgi (Footer) --- */
footer { background: #111827; color: #f3f4f6; padding: 60px 0 20px; margin-top: 60px; border-top: 1px solid #1f2937; }
.footer-container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.footer-col h4 { color: #fff; margin-bottom: 18px; font-size: 15px; letter-spacing: 0.5px; }
.footer-col p { font-size: 13px; color: #9ca3af; }
.footer-col a { display: block; color: #9ca3af; text-decoration: none; margin-bottom: 10px; font-size: 13px; transition: color 0.2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { text-align: center; margin-top: 40px; padding-top: 20px; border-top: 1px solid #1f2937; font-size: 13px; color: #6b7280; }

/* --- Mobil Uyumluluk Kırılmaları --- */
@media (max-width: 992px) {
    .mobile-toggle { display: block; }
    .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%; background: #fff; padding: 20px; border-top: 1px solid #e2e8f0; box-shadow: 0 10px 15px rgba(0,0,0,0.05); }
    .nav-links.active { display: flex; }
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-buttons { justify-content: center; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
    .footer-container { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 30px; }
}

/* --- Karanlık Mod (Dark Theme) Kuralları --- */
body.dark-theme { background-color: #0f172a; color: #f8fafc; }
body.dark-theme header { background: #1e293b; border-color: #334155; }
body.dark-theme .nav-links a { color: #cbd5e1; }
body.dark-theme .nav-links a:hover, body.dark-theme .nav-links a.active { color: #3b82f6; }
body.dark-theme .hero-section { background: #0f172a; }
body.dark-theme .hero-content h1, body.dark-theme .section-title { color: #f8fafc; }
body.dark-theme .hero-content p { color: #94a3b8; }
body.dark-theme .feature-card { background: #1e293b; border-color: #334155; }
body.dark-theme .feature-card h3 { color: #f8fafc; }
body.dark-theme .feature-card p { color: #94a3b8; }
body.dark-theme .theme-btn, body.dark-theme .mobile-toggle { color: #cbd5e1; }
@media (max-width: 992px) { body.dark-theme .nav-links { background: #1e293b; border-color: #334155; } }
/* --- GLOBAL & MASAÜSTÜ (PC) GÖRÜNÜMÜ --- */
        #custom-header {
            background: #ffffff !important;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05) !important;
            position: relative !important;
            z-index: 99999 !important;
            padding: 12px 0 !important;
            width: 100% !important;
            display: block !important;
        }
        #custom-header .hdr-container {
            display: flex !important;
            align-items: center !important;
            justify-content: space-between !important;
            max-width: 1200px !important;
            margin: 0 auto !important;
            padding: 0 15px !important;
            box-sizing: border-box !important;
            width: 100% !important;
        }
        
        #custom-header .hdr-logo-area img {
            max-height: 56px !important;
            width: auto !important;
            display: block !important;
        }
        
        #custom-header #nav-links-custom {
            display: flex !important;
            flex-direction: row !important;
            list-style: none !important;
            gap: 25px !important;
            margin: 0 !important;
            padding: 0 !important;
        }
        #custom-header #nav-links-custom li a {
            text-decoration: none !important;
            color: #475569 !important;
            font-weight: 500 !important;
            font-size: 15px !important;
            transition: color 0.3s !important;
        }
        #custom-header #nav-links-custom li a.active {
            color: #0066cc !important;
            font-weight: 600 !important;
        }
        #custom-header .hdr-right-area {
            display: flex !important;
            align-items: center !important;
            gap: 15px !important;
        }
        #custom-header .hdr-dt-desktop {
            font-weight: 600 !important;
            font-size: 14px !important;
            font-family: monospace !important;
            color: #475569 !important;
        }
        #custom-header #theme-toggle-custom {
            background: transparent !important;
            border: none !important;
            font-size: 16px !important;
            cursor: pointer !important;
            color: #334155 !important;
            padding: 6px !important;
            display: flex !important;
            align-items: center !important;
        }
        #custom-header .hdr-btn-desktop {
            background: linear-gradient(135deg, #0066cc 0%, #004499 100%) !important;
            color: #fff !important;
            padding: 10px 20px !important;
            font-size: 13px !important;
            font-weight: 600 !important;
            border-radius: 10px !important;
            text-decoration: none !important;
            box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2) !important;
        }
        #custom-header #mobile-menu-trigger-custom {
            display: none !important;
        }

        /* --- SİZİN DEĞİŞTİRDİĞİNİZ FOOTER VE GEÇİŞ AYARLARI --- */
        .hsk-footer-outer-wrapper {
            width: 100% !important;
            box-sizing: border-box !important;
            margin-top: 0 !important;
            padding-top: 0 !important;
            background-color: #0f172a !important;
            clear: both !important;
            display: block !important;
        }

        .hsk-cta-section {
            position: relative !important;
            background: linear-gradient(135deg, #0f172a 0%, #0c1020 50%, #070a12 100%) !important;
            padding: 90px 20px !important;
            text-align: center !important;
            overflow: hidden !important;
            width: 100% !important;
            margin: 0 !important;
            border: none !important;
        }

        /* --- MOBİL & TABLET GÖRÜNÜMÜ --- */
        @media (max-width: 992px) {
            #custom-header .hdr-logo-area img { max-height: 48px !important; }
            #custom-header .hdr-nav-area { display: block !important; width: 100% !important; position: absolute !important; top: 100% !important; left: 0 !important; }
            #custom-header .hdr-btn-desktop, #custom-header .hdr-dt-desktop { display: none !important; }
            #custom-header #mobile-menu-trigger-custom { display: flex !important; font-size: 22px !important; cursor: pointer !important; color: #334155 !important; padding: 5px !important; align-items: center !important; }
            #custom-header #nav-links-custom { display: none !important; flex-direction: column !important; width: 100% !important; background: #ffffff !important; padding: 10px 0 !important; margin: 0 !important; box-shadow: 0 10px 20px rgba(0,0,0,0.1) !important; border-top: 1px solid #f1f5f9 !important; z-index: 999999 !important; }
            #custom-header #nav-links-custom.open { display: flex !important; }
            #custom-header #nav-links-custom li { width: 100% !important; text-align: center !important; display: block !important; }
            #custom-header #nav-links-custom li a { display: block !important; padding: 12px 0 !important; font-size: 14px !important; color: #334155 !important; border-bottom: 1px solid #f8fafc !important; width: 100% !important; box-sizing: border-box !important; }
            #custom-header #nav-links-custom li a.active { color: #0066cc !important; }
            
            body.dark-theme #custom-header { background: #090d16 !important; border-bottom: 1px solid #1e293b !important; }
            body.dark-theme #custom-header #theme-toggle-custom { color: #f8fafc !important; }
            body.dark-theme #custom-header #mobile-menu-trigger-custom { color: #f8fafc !important; }
            body.dark-theme #custom-header #nav-links-custom { background: #090d16 !important; border-top-color: #1e293b !important; }
            body.dark-theme #custom-header #nav-links-custom li a { color: #cbd5e1 !important; border-bottom-color: #111827 !important; }
            body.dark-theme #custom-header #nav-links-custom li a.active { color: #38bdf8 !important; }
        }
.filter-btn {
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s ease;
    /* Eğer temanın kendi buton rengi yoksa alt satırı aktif edebilirsin: */
    /* background-color: #f4f5f7; color: #111827; border: 1px solid #e5e7eb; */
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.filter-btn i {
    font-size: 16px;
}

@media (max-width: 768px) {
    .filter-row-upper, .filter-row-lower {
        flex-direction: column;
        width: 100%;
    }
    .filter-btn {
        width: 100%;
        box-sizing: border-box;
    }