*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        :root{--primary:#1e40af;--primary-light:#3b82f6;--primary-dark:#1e3a8a;--secondary:#0f172a;--accent:#f59e0b;--bg:#f8fafc;--white:#fff;--text:#334155;--text-light:#64748b;--shadow:0 4px 6px -1px rgba(0,0,0,.1);--radius:12px;--transition:all .3s ease}
        body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.7;color:var(--text);background:var(--bg)}
        a{color:inherit;text-decoration:none;transition:var(--transition)}
        .container{max-width:1200px;margin:0 auto;padding:0 20px}
        .breadcrumb{padding:80px 0 20px;background:var(--white)}
        .breadcrumb-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;font-size:1rem}
        .breadcrumb-list a{color:var(--primary)}
        .breadcrumb-list li:not(:last-child)::after{content:'›';margin-left:8px;color:var(--text-light)}
        .page-hero{padding:40px 0 60px;background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:var(--white)}
        .page-hero h1{font-size:clamp(1.75rem,4vw,2.5rem);margin-bottom:16px}
        .page-hero p{font-size:1.1rem;opacity:.9;max-width:700px}
        .content{padding:60px 0}
        .content-grid{display:grid;gap:40px}
        @media(min-width:1024px){.content-grid{grid-template-columns:2fr 1fr}}
        .main-content h2{font-size:1.5rem;color:var(--secondary);margin:32px 0 16px}
        .main-content p{margin-bottom:16px}
        .main-content ul{margin:16px 0;padding-left:24px}
        .main-content li{margin-bottom:8px}
        .feature-box{background:var(--white);padding:24px;border-radius:var(--radius);margin:24px 0;border-left:4px solid var(--primary)}
        .feature-box h3{color:var(--secondary);margin-bottom:8px}
        .sidebar{position:sticky;top:100px}
        .sidebar-card{background:var(--white);padding:24px;border-radius:var(--radius);margin-bottom:24px;box-shadow:var(--shadow)}
        .sidebar-card h3{font-size:1.1rem;margin-bottom:16px;color:var(--secondary)}
        .sidebar-card ul{list-style:none}
        .sidebar-card li{padding:10px 0;border-bottom:1px solid var(--bg)}
        .sidebar-card a{color:var(--text);display:flex;align-items:center;gap:8px}
        .sidebar-card a:hover{color:var(--primary)}
        .sidebar-card svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2}
        .cta-card{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:var(--white);text-align:center}
        .cta-card h3{color:var(--white)}
        .cta-card p{opacity:.9;margin-bottom:16px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:var(--radius);font-weight:600;transition:var(--transition)}
        .btn-accent{background:var(--accent);color:var(--white)}
        .btn-accent:hover{background:#d97706}
        .footer{background:var(--primary-dark);color:var(--white);padding:60px 0 20px}
        .footer-grid{display:grid;gap:32px;margin-bottom:40px}
        @media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
        @media(min-width:1024px){.footer-grid{grid-template-columns:repeat(4,1fr)}}
        .footer-brand p{opacity:.95;margin-top:12px;font-size:.9rem}
        .footer-title{font-size:1.1rem;margin-bottom:16px}
        .footer-links{list-style:none}
        .footer-links a{opacity:.95;display:block;padding:6px 0}
        .footer-links a:hover{opacity:1}
        .footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:.875rem;opacity:.9}
        .skip-link{position:absolute;top:-100%;left:50%;transform:translateX(-50%);background:var(--primary);color:var(--white);padding:12px 24px;border-radius:var(--radius);z-index:9999}.skip-link:focus{top:10px}

/* ============================================
   BULLETPROOF HEADER & MOBILE MENU
   Simple CSS that works on ALL devices
   ============================================ */

/* Header - Fixed top bar */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 9998;
    display: flex;
    align-items: center;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

        /* Logo */
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }

        .site-logo svg.logo-icon {
            width: 46px;
            height: 46px;
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1;
        }

        .logo-text .logo-primary {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #2074b5;
        }

        .logo-text .logo-secondary {
            font-size: 0.85rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #0a2e52;
        }

/* Desktop Navigation */
.desktop-nav {
    display: none;
}

@media (min-width: 992px) {
    .desktop-nav {
        display: flex;
        gap: 30px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
}

.desktop-nav a {
    color: #0f172a;
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.desktop-nav a:hover {
    color: #1e40af;
    border-bottom-color: #1e40af;
}

/* Header CTA Button */
.header-phone-btn {
    display: none;
    background: #1e40af;
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.2s;
}

@media (min-width: 992px) {
    .header-phone-btn {
        display: inline-block;
    }
}

.header-phone-btn:hover {
    background: #1e3a8a;
}

/* Mobile Menu Toggle Button */
.menu-toggle-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

@media (min-width: 992px) {
    .menu-toggle-btn {
        display: none;
    }
}

.menu-toggle-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: #0f172a;
    margin: 3px 0;
    transition: transform 0.3s, opacity 0.3s;
}

.menu-toggle-btn.open span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.menu-toggle-btn.open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle-btn.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay - SIMPLE & BULLETPROOF */
.mobile-nav-overlay {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff;
    z-index: 9997;
    overflow-y: auto;
    display: none;
    padding: 20px;
}

.mobile-nav-overlay.open {
    display: block;
}

.mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav-list li {
    border-bottom: 1px solid #e2e8f0;
}

.mobile-nav-list a {
    display: block;
    padding: 18px 10px;
    color: #0f172a;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
}

.mobile-nav-list a:active {
    background: #f1f5f9;
    color: #1e40af;
}

/* Mobile Contact Buttons */
.mobile-contact-btns {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-call-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    background: #1e40af;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 10px;
}

.mobile-whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    background: #25d366;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 10px;
}

/* ============================================
   PROFESSIONAL FOOTER
   ============================================ */
.site-footer {
    background: #1e3a8a;
    color: #fff;
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

.footer-brand h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.footer-brand p {
    opacity: 0.85;
    line-height: 1.7;
    font-size: 0.9rem;
}

.footer-section h4 {
    font-size: 1rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-contact-info p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-contact-info a {
    color: #fff;
    text-decoration: none;
}

.footer-contact-info strong {
    color: #f59e0b;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Body padding for fixed header */
body {
    padding-top: 70px;
}

/* ============================================
   STICKY CALL & WHATSAPP BUTTONS
   ============================================ */
.sticky-buttons {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9500;
}

.sticky-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.2s, box-shadow 0.2s;
}

.sticky-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.sticky-btn.call {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
}

.sticky-btn.whatsapp {
    background: #25d366;
}

.sticky-btn svg {
    width: 28px;
    height: 28px;
    fill: #fff;
}

/* Mobilde biraz küçült */
@media (max-width: 480px) {
    .sticky-buttons {
        bottom: 16px;
        right: 16px;
        gap: 10px;
    }
    .sticky-btn {
        width: 52px;
        height: 52px;
    }
    .sticky-btn svg {
        width: 24px;
        height: 24px;
    }
}



                .footer-seo-accordions details > summary::-webkit-details-marker { display: none; }
                .footer-seo-accordions details[open] summary .acc-icon { transform: rotate(45deg); transition: transform 0.3s ease; }
                .footer-seo-accordions details summary .acc-icon { transition: transform 0.3s ease; }
                .footer-links a:hover, .footer-seo-accordions a:hover { color: #fff !important; text-decoration: underline !important; padding-left: 4px; transition: all 0.2s; }
            
.footer-seo-accordions a:hover { color: #fff !important; }