/* ============================================
   TELESIN TÜRKİYE — Ana Stil Dosyası
   ============================================ */



:root {
  --primary:       #0070d6;
  --primary-dark:  #0066CC;
  --primary-light: #3BA0FF;
  --dark:          #0A0A0A;
  --dark-2:        #1A1A1A;
  --dark-3:        #2A2A2A;
  --gray-100:      #F8F9FA;
  --gray-200:      #E9ECEF;
  --gray-300:      #DEE2E6;
  --gray-500:      #ADB5BD;
  --gray-700:      #495057;
  --white:         #FFFFFF;
  --text:          #212529;
  --text-muted:    #636a70;
  --success:       #15803d;
  --warning:       #F59E0B;
  --danger:        #d32f2f;
  --font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-full: 9999px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow:     0 4px 16px rgba(0,0,0,.10);
  --shadow-md:  0 8px 30px rgba(0,0,0,.14);
  --shadow-lg:  0 20px 60px rgba(0,0,0,.18);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-h: 70px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--white);line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{cursor:pointer;font-family:var(--font);border:none;background:none}

h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.15}
h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:700;line-height:1.25}
h3{font-size:clamp(1.1rem,2vw,1.4rem);font-weight:600}
p{color:var(--text-muted);line-height:1.7}

/* ANNOUNCE BAR */
.announce-bar{background:var(--dark);color:var(--white);text-align:center;font-size:13px;font-weight:500;padding:10px 20px;display:flex;align-items:center;justify-content:center;gap:12px;letter-spacing:.02em}
.announce-bar a{color:var(--primary-light);text-decoration:underline;text-underline-offset:3px}
.announce-badge{background:#dc2626;color:white;font-size:11px;font-weight:700;padding:4px 10px;border-radius:var(--radius-full);letter-spacing:.05em;text-transform:uppercase}

/* NAVBAR */
.navbar{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--gray-200);height:var(--nav-h);transition:box-shadow var(--transition);overflow:visible}
.navbar.scrolled{box-shadow:var(--shadow-md)}
.nav-inner{max-width:1400px;margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-logo-text{font-size:22px;font-weight:900;letter-spacing:-.5px;color:var(--dark)}
.nav-logo-text span{color:var(--primary)}
.nav-logo-sub{font-size:10px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.08em;line-height:1.2}
.nav-logo-divider{width:1px;height:28px;background:var(--gray-300)}
.nav-menu{display:flex;align-items:center;gap:4px;flex:1}
.nav-link{display:flex;align-items:center;gap:4px;padding:8px 12px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--gray-700);transition:all var(--transition);white-space:nowrap}
.nav-link:hover{color:var(--dark);background:var(--gray-100)}
.nav-link.active{color:var(--primary);font-weight:600}
.badge-new{background:var(--primary);color:white;font-size:9px;font-weight:700;padding:2px 5px;border-radius:4px;text-transform:uppercase}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-icon-btn{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--gray-700);transition:all var(--transition);font-size:18px}
.nav-icon-btn:hover{background:var(--gray-100);color:var(--dark)}
.nav-cta{display:flex;align-items:center;gap:6px;padding:8px 16px;background:var(--dark);color:var(--white);border-radius:var(--radius-full);font-size:13px;font-weight:600;transition:all var(--transition)}
.nav-cta:hover{background:var(--primary);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;width:36px;height:36px;align-items:center;justify-content:center;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition)}
.hamburger:hover{background:var(--gray-100)}
.hamburger span{display:block;width:20px;height:2px;background:var(--dark);border-radius:2px;transition:all var(--transition)}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;background:var(--white);z-index:999;overflow-y:auto;transform:translateX(100%);transition:transform 0.35s cubic-bezier(0.4,0,0.2,1);display:none}
.mobile-menu.open{transform:translateX(0);display:block}
.mobile-menu-inner{padding:24px}
.mobile-nav-link{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--gray-200);font-size:16px;font-weight:500;color:var(--text);transition:color var(--transition)}
.mobile-nav-link:hover{color:var(--primary)}

/* HERO */
.hero{position:relative;overflow:hidden;background:var(--dark);min-height:calc(100vh - var(--nav-h) - 40px);max-height:720px;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center right}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(to right,rgba(10,10,10,.88) 0%,rgba(10,10,10,.7) 35%,rgba(10,20,40,.3) 60%,rgba(10,20,40,.05) 100%)}
.hero-content{position:relative;z-index:2;max-width:1400px;margin:0 auto;padding:80px 24px;width:100%}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,133,255,.15);border:1px solid rgba(0,133,255,.3);color:var(--primary-light);font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--radius-full);margin-bottom:20px;backdrop-filter:blur(10px);letter-spacing:.05em;text-transform:uppercase}
.hero-badge::before{content:"●";font-size:8px;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero-title{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:900;color:var(--white);line-height:1.1;margin-bottom:20px;max-width:600px}
.hero-title span{color:var(--primary)}
.hero-desc{font-size:clamp(15px,2vw,18px);color:rgba(255,255,255,.75);max-width:480px;margin-bottom:36px;line-height:1.7}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero-stats{display:flex;gap:36px;margin-top:56px;flex-wrap:wrap}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--white)}
.hero-stat-label{font-size:13px;color:rgba(255,255,255,.5);margin-top:2px}
.hero-dots{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.hero-dot{width:24px;height:24px;border-radius:var(--radius-full);background:rgba(255,255,255,.25);border:2px solid rgba(255,255,255,.4);cursor:pointer;transition:all var(--transition)}
.hero-dot.active{background:var(--primary);width:36px;border-color:var(--primary)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:var(--radius-full);font-size:14px;font-weight:600;letter-spacing:.01em;transition:all var(--transition);border:2px solid transparent;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--primary);color:var(--white)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,133,255,.35)}
.btn-dark{background:var(--dark);color:var(--white)}
.btn-dark:hover{background:var(--dark-2);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--white);border-color:rgba(255,255,255,.4)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7)}
.btn-lg{padding:16px 32px;font-size:15px}
.btn-sm{padding:8px 16px;font-size:13px}

/* SECTION */
.section{padding:80px 0}
.section-sm{padding:56px 0}
.section-bg{background:var(--gray-100)}
.container{max-width:1400px;margin:0 auto;padding:0 24px}
.section-header{text-align:center;margin-bottom:52px}
.section-header h2{margin-bottom:12px}
.section-tag{display:inline-block;background:rgba(0,133,255,.1);color:var(--primary);font-size:12px;font-weight:700;padding:5px 14px;border-radius:var(--radius-full);letter-spacing:.07em;text-transform:uppercase;margin-bottom:14px}

/* CATEGORY GRID */
.category-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.category-card{background:var(--white);border-radius:var(--radius);padding:24px 16px;text-align:center;border:1.5px solid var(--gray-200);transition:all var(--transition);cursor:pointer;position:relative;overflow:hidden}
.category-card::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,133,255,.06),transparent);opacity:0;transition:opacity var(--transition)}
.category-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.category-card:hover::before{opacity:1}
.category-icon{width:80px;height:80px;margin:0 auto 14px;border-radius:12px;background:var(--gray-100);display:flex;align-items:center;justify-content:center;overflow:hidden;transition:all var(--transition);color:var(--gray-700)}
.category-icon img{width:72px;height:72px;object-fit:contain;transition:transform 0.35s ease}
.category-icon svg{width:36px;height:36px;transition:color var(--transition)}
.category-card:hover .category-icon{background:rgba(0,133,255,.08);box-shadow:0 0 0 2px var(--primary);transform:scale(1.05)}
.category-card:hover .category-icon img{transform:scale(1.08)}
.category-card:hover .category-icon svg{color:var(--primary)}

.category-name{font-size:13px;font-weight:600;color:var(--text);margin-bottom:4px}
.category-count{font-size:12px;color:var(--text-muted)}

/* PRODUCT GRID */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{background:var(--white);border-radius:var(--radius);border:1.5px solid var(--gray-200);overflow:hidden;transition:all var(--transition);display:flex;flex-direction:column}
.product-card:hover{border-color:transparent;box-shadow:var(--shadow-md);transform:translateY(-5px)}
.product-img-wrap{position:relative;aspect-ratio:1;background:var(--gray-100);overflow:hidden}
.product-img-wrap img{width:100%;height:100%;object-fit:contain;padding:16px;transition:transform 0.4s cubic-bezier(0.4,0,0.2,1)}
.product-card:hover .product-img-wrap img{transform:scale(1.07)}
.product-badges{position:absolute;top:12px;left:12px;display:flex;flex-direction:column;gap:5px}
.badge{display:inline-block;padding:3px 9px;border-radius:var(--radius-sm);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.badge-sale{background:var(--danger);color:white}
.badge-new{background:var(--success);color:white}
.badge-hot{background:var(--primary);color:white}
.badge-compat{background:var(--dark);color:white}
.product-body{padding:16px;flex:1;display:flex;flex-direction:column}
.product-compat{font-size:11px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.product-name{font-size:14px;font-weight:600;color:var(--text);line-height:1.4;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-rating{display:flex;align-items:center;gap:5px;margin-bottom:10px}
.stars{color:#F59E0B;font-size:12px;letter-spacing:1px}
.rating-text{font-size:12px;color:var(--text-muted)}
.product-price{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
.price-current{font-size:18px;font-weight:800;color:var(--primary)}
.price-old{font-size:13px;color:var(--text-muted);text-decoration:line-through}
.product-footer{margin-top:auto}
.btn-buy{width:100%;padding:11px;background:var(--dark);color:var(--white);border-radius:var(--radius-sm);font-size:13px;font-weight:600;transition:all var(--transition);display:flex;align-items:center;justify-content:center;gap:7px;border:none;cursor:pointer}
.btn-buy svg{flex-shrink:0;opacity:.85}
.btn-buy:hover{background:var(--primary);transform:translateY(-1px)}
.btn-buy:hover svg{opacity:1}


/* TABS */
.tabs-bar{display:flex;justify-content:center;gap:8px;margin-bottom:40px;flex-wrap:wrap}
.tab-btn{padding:9px 22px;border-radius:var(--radius-full);font-size:13px;font-weight:600;color:var(--text-muted);border:1.5px solid var(--gray-200);transition:all var(--transition);background:var(--white)}
.tab-btn:hover{border-color:var(--primary);color:var(--primary)}
.tab-btn.active{background:var(--dark);color:var(--white);border-color:var(--dark)}

/* SUB-FILTER BAR */
.sub-filter-bar{display:flex;justify-content:center;gap:6px;margin-bottom:28px;flex-wrap:wrap}
.sub-filter-btn{padding:7px 16px;border-radius:var(--radius-full);font-size:12px;font-weight:500;color:var(--text-muted);border:1px solid var(--gray-200);transition:all var(--transition);background:var(--white);cursor:pointer}
.sub-filter-btn:hover{border-color:var(--primary);color:var(--primary);background:rgba(0,133,255,.04)}
.sub-filter-btn.active{background:var(--primary);color:var(--white);border-color:var(--primary);box-shadow:0 2px 8px rgba(0,133,255,.25)}

/* PRODUCTS CTA */
.products-cta .btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:var(--dark);color:var(--white);border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:all var(--transition);text-decoration:none}
.products-cta .btn-primary:hover{background:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
.products-cta .btn-primary svg{flex-shrink:0;opacity:.8}
.products-cta .btn-primary:hover svg{opacity:1}

/* BRAND COMPAT */
.compat-section{background:var(--dark);padding:56px 0}
.compat-section .section-header h2,.compat-section .section-header p{color:var(--white)}
.compat-section .section-tag{background:rgba(0,133,255,.2);color:var(--primary-light)}
.brand-logos{display:flex;justify-content:center;align-items:center;gap:0;flex-wrap:wrap}
.brand-logo-item{padding:20px 36px;border:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:all var(--transition);cursor:default}
.brand-logo-item:hover{background:rgba(255,255,255,.05)}
.brand-logo-item span{font-size:22px;font-weight:800;color:rgba(255,255,255,.5);letter-spacing:-1px;transition:color var(--transition)}
.brand-logo-item:hover span{color:var(--white)}

/* TRUST */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-card{text-align:center;padding:32px 20px;border-radius:var(--radius);border:1.5px solid var(--gray-200);transition:all var(--transition)}
.trust-card:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow)}
.trust-icon{width:56px;height:56px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;background:rgba(0,133,255,.08);border-radius:50%;color:var(--primary)}
.trust-icon svg{width:28px;height:28px}
.trust-card h4{font-size:15px;margin-bottom:6px}
.trust-card p{font-size:13px}

/* TESTIMONIALS */
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.testimonial-card{background:var(--white);border-radius:var(--radius);padding:28px;border:1.5px solid var(--gray-200);transition:all var(--transition)}
.testimonial-card:hover{box-shadow:var(--shadow);border-color:var(--gray-300)}
.testimonial-stars{color:#F59E0B;font-size:14px;margin-bottom:12px;letter-spacing:2px}
.testimonial-text{font-size:14px;color:var(--text);line-height:1.7;margin-bottom:20px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:40px;height:40px;border-radius:50%;background:var(--gray-200);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:var(--primary);flex-shrink:0}
.testimonial-name{font-size:14px;font-weight:600}
.testimonial-role{font-size:12px;color:var(--text-muted)}

/* CTA BANNER */
.cta-banner{background:linear-gradient(135deg,var(--dark) 0%,#1a0a00 50%,#2d1000 100%);border-radius:var(--radius-lg);padding:64px 48px;text-align:center;position:relative;overflow:hidden}
.cta-banner::before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 50%,rgba(0,133,255,.15),transparent 50%),radial-gradient(circle at 70% 50%,rgba(0,133,255,.1),transparent 50%)}
.cta-banner>*{position:relative;z-index:1}
.cta-banner h2{color:var(--white);margin-bottom:16px}
.cta-banner p{color:rgba(255,255,255,.65);margin-bottom:32px;font-size:16px}
.cta-banner .btn-primary{font-size:15px;padding:16px 36px}

/* PROMO GRID */
.promo-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px;min-height:360px}
.promo-card{border-radius:var(--radius-lg);overflow:hidden;position:relative;display:flex;align-items:flex-end;min-height:240px;cursor:pointer}
.promo-card.large{min-height:360px}
.promo-bg{position:absolute;inset:0;object-fit:cover;width:100%;height:100%;transition:transform 0.5s ease}
.promo-card:hover .promo-bg{transform:scale(1.04)}
.promo-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.75) 0%,transparent 60%)}
.promo-content{position:relative;z-index:2;padding:24px;width:100%}
.promo-tag{display:inline-block;background:var(--primary);color:white;font-size:11px;font-weight:700;padding:4px 10px;border-radius:4px;margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.promo-title{font-size:18px;font-weight:700;color:white;line-height:1.3;margin-bottom:12px}
.promo-card.large .promo-title{font-size:26px}
.promo-cta{display:inline-flex;align-items:center;gap:6px;background:white;color:var(--dark);font-size:13px;font-weight:700;padding:9px 18px;border-radius:var(--radius-full);transition:all var(--transition)}
.promo-cta:hover{background:var(--primary);color:white}

/* FOOTER */
.footer{background:var(--dark);color:rgba(255,255,255,.6);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .footer-logo{font-size:24px;font-weight:900;color:var(--white);letter-spacing:-.5px;margin-bottom:6px}
.footer-brand .footer-logo span{color:var(--primary)}
.footer-brand p{font-size:14px;line-height:1.7;margin-bottom:24px;color:rgba(255,255,255,.65)}
.footer-social{display:flex;gap:10px}
.social-btn{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:16px;color:rgba(255,255,255,.7);transition:all var(--transition)}
.social-btn:hover{background:var(--primary);color:white;transform:translateY(-2px)}
.footer-col h5{font-size:14px;font-weight:700;color:var(--white);margin-bottom:20px;text-transform:uppercase;letter-spacing:.05em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.65);transition:color var(--transition)}
.footer-links a:hover{color:var(--white)}
.footer-contact-item{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:12px}
.footer-contact-icon{font-size:16px;flex-shrink:0;margin-top:1px}
.footer-bottom{padding:20px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:13px}

/* SCROLL TOP */
.scroll-top{position:fixed;bottom:28px;right:28px;width:46px;height:46px;background:var(--dark);color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:var(--shadow-md);cursor:pointer;opacity:0;transform:translateY(20px);transition:all var(--transition);z-index:900;border:none}
.scroll-top.visible{opacity:1;transform:translateY(0)}
.scroll-top:hover{background:var(--primary);transform:translateY(-3px)}

/* ANIMATIONS */
.fade-up{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.fade-up-delay-1{transition-delay:.1s}
.fade-up-delay-2{transition-delay:.2s}
.fade-up-delay-3{transition-delay:.3s}
.fade-up-delay-4{transition-delay:.4s}

/* RESPONSIVE */
@media (max-width:1024px){
  .nav-menu{display:none}
  .hamburger{display:flex}
  .mobile-menu{display:block}
  .hero{min-height:60vh;max-height:none}
  .promo-grid{grid-template-columns:1fr}
  .promo-card.large{min-height:260px}
  .category-grid{grid-template-columns:repeat(3,1fr)}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .testimonial-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero-content{padding:56px 20px}
  .hero-stats{gap:24px;margin-top:32px}
  .trust-grid{grid-template-columns:1fr 1fr}
  .cta-banner{padding:40px 24px}
  .product-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  .category-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .testimonial-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:480px){
  :root{--nav-h:62px}
  .hero-title{font-size:1.7rem}
  .trust-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .hero-actions{flex-direction:column;align-items:flex-start}
}

/* ════════════════════════════════════════════
   MEGA MENU
   ════════════════════════════════════════════ */

/* Ana wrapper */
.mega-item {
  position: static;
}

/* Mega menü — TAMAMEN GİZLİ (varsayılan) */
.mega-menu {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 3px solid var(--primary);
  box-shadow: 0 20px 60px rgba(0,0,0,.18);
  z-index: 9999;
  overflow-y: auto;
  max-height: calc(100vh - 120px);
}

/* mm-open: JS ile açılır */
.mega-menu.mm-open {
  display: block !important;
  animation: megaFadeIn 0.18s ease forwards;
}

@keyframes megaFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Trigger link aktif gösterimi */
.mega-item:hover > .nav-link,
.mega-item:focus-within > .nav-link {
  color: var(--primary);
  background: rgba(0,133,255,.06);
}

/* İç düzen */
.mega-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px 28px;
  display: grid;
  gap: 0;
}

/* ─── LAYOUT VARIANTS ─── */
/* 4-col kategoriler (Tüm Kategoriler) */
.mega-inner.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}
/* 3-col + hero (GoPro, DJI, Insta360 için) */
.mega-inner.cols-3-hero {
  grid-template-columns: 1fr 1fr 1fr 300px;
}
/* 2-col + hero (Telefon) */
.mega-inner.cols-2-hero {
  grid-template-columns: 1fr 1fr 1fr 300px;
}

/* Divider */
.mega-col + .mega-col {
  border-left: 1px solid var(--gray-200);
  padding-left: 28px;
  margin-left: 4px;
}
.mega-col {
  padding-right: 28px;
}

/* Kolon başlığı */
.mega-col-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray-200);
}

/* Ürün satırı (görsel + metin) */
.mega-product-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 10px;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
  text-decoration: none;
  color: var(--text);
  margin-bottom: 2px;
}
.mega-product-link:hover {
  background: var(--gray-100);
  transform: translateX(4px);
}
.mega-product-link:hover .mega-product-name {
  color: var(--primary);
}
.mega-product-img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--gray-100);
  object-fit: contain;
  flex-shrink: 0;
  padding: 4px;
  border: 1px solid var(--gray-200);
  transition: border-color var(--transition);
}
.mega-product-link:hover .mega-product-img {
  border-color: var(--primary);
}
.mega-product-name {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
  transition: color var(--transition);
}
.mega-product-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Sade link listesi (kategori) */
.mega-link-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mega-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-700);
  transition: background var(--transition), color var(--transition), transform var(--transition);
  text-decoration: none;
}
.mega-link:hover {
  background: var(--gray-100);
  color: var(--primary);
  transform: translateX(4px);
}
.mega-link-icon {
  font-size: 16px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  transition: background var(--transition);
  color: var(--gray-700);
}
.mega-link-icon svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}
.mega-link:hover .mega-link-icon {
  background: rgba(0,133,255,.1);
}

/* Hero / Promo kolon */
.mega-hero-col {
  padding-left: 24px;
  border-left: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
}
.mega-hero-img {
  width: 100%;
  height: 160px;
  border-radius: var(--radius);
  object-fit: cover;
  margin-bottom: 14px;
  transition: transform 0.35s ease;
}
.mega-hero-img:hover {
  transform: scale(1.02);
}
.mega-hero-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 6px;
}
.mega-hero-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.4;
  margin-bottom: 10px;
}
.mega-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
  margin-top: auto;
}
.mega-hero-cta:hover {
  gap: 10px;
}

/* "Tüm X ürünleri" alt link */
.mega-all-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  margin-top: 14px;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(0,133,255,.25);
  background: rgba(0,133,255,.04);
  transition: all var(--transition);
  text-decoration: none;
}
.mega-all-link:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Tüm kategoriler mega — sade liste görünümü */
.mega-cat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px 16px;
}

/* Badge */
.mega-badge {
  background: var(--primary);
  color: white;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-left: 6px;
  vertical-align: middle;
}

/* Kapat çizgisi altında */
.mega-footer-strip {
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
  padding: 10px 24px;
  max-width: 100%;
}
.mega-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 12px;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.mega-footer-inner a {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--gray-700);
  font-weight: 500;
  transition: color var(--transition);
}
.mega-footer-inner a:hover { color: var(--primary); }
.mega-footer-inner span { color: var(--gray-300); }

/* ── Announce bar z-index fix ── */
.announce-bar { position: relative; z-index: 1001; }

/* ═══ MEGA MENU — STATE MANAGEMENT ═══ */

/* Navbar overflow must be visible for mega menu */
.navbar { overflow: visible !important; }
.nav-inner { overflow: visible !important; position: relative; }
.nav-menu  { overflow: visible !important; }

/* Mega menu — hidden by default, JS controls mm-hidden/mm-open classes */
.mega-menu.mm-hidden {
  opacity: 0 !important;
  visibility: hidden !important;
  transform: translateY(-6px) !important;
  pointer-events: none !important;
  transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s !important;
}

.mega-menu.mm-open {
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
  transform: translateY(0) !important;
  pointer-events: all !important;
  transition: opacity .2s ease, transform .2s ease !important;
}

/* Active trigger link style */
.mega-item > .nav-link.mm-open {
  color: #0085FF !important;
  background: rgba(0,133,255,.08) !important;
}

/* ============================================
   KATEGORİ SAYFASI
   ============================================ */
.category-page {
  padding: 24px 0 80px;
  background: var(--gray-100);
  min-height: 60vh;
}
.category-page-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.category-header {
  text-align: center;
  margin-bottom: 48px;
}
.category-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 12px;
}
.category-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 16px;
  line-height: 1.6;
}
.category-count {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-full);
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.category-product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.category-product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.category-product-img-wrap {
  position: relative;
  background: var(--gray-100);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 220px;
}
.category-product-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.category-product-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--primary);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}
.category-product-body {
  padding: 16px;
}
.category-product-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.category-product-price {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
}
.category-product-old-price {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-top: 2px;
}

@media (max-width: 1024px) {
  .category-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .category-title { font-size: 28px; }
}
@media (max-width: 480px) {
  .category-grid { grid-template-columns: 1fr; }
}

/* ============================================
   ÜRÜN DETAY SAYFASI
   ============================================ */
.product-detail {
  padding: 24px 0 80px;
  background: var(--gray-100);
  min-height: 60vh;
}
.product-detail-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Breadcrumb */
.product-detail .blog-breadcrumb {
  margin-bottom: 32px;
}

/* Grid */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Görsel — Sticky, üstten başlar */
.product-detail-image {
  position: sticky;
  top: 100px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
}
.product-detail-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius);
}
.product-detail-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--primary);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* Bilgi */
.product-detail-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.product-detail-name {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  margin: 0;
}
.product-detail-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}
.product-detail-brand-value {
  font-weight: 600;
  color: var(--text);
}
.product-detail-brand-divider {
  color: var(--gray-300);
}

/* Fiyat */
.product-detail-price-box {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
  border: 1px solid rgba(0,133,255,.12);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}
.product-detail-old-price {
  font-size: 16px;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: 4px;
}
.product-detail-price {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
}
.product-detail-discount {
  display: inline-block;
  background: var(--success);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-left: 12px;
  vertical-align: middle;
}

/* Özellikler */
.product-detail-features h2,
.product-detail-desc-full h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text);
}
.product-detail-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.product-detail-features li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: 14px;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-200);
}
.product-detail-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* Satın Al Butonu */
.product-buy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 40px;
  background: var(--dark);
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all .3s ease;
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.product-buy-btn:hover {
  background: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,133,255,.25);
}

/* Güven Rozetleri */
.product-detail-trust {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--white);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  box-shadow: var(--shadow-sm);
}
.trust-item span {
  font-size: 18px;
}

/* Açıklama — Tam Genişlik Alt Kısım */
.product-detail-desc-full {
  margin-top: 48px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}
.product-detail-desc-full .prose {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-700);
}

/* Responsive */
@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .product-detail-image {
    position: static;
    aspect-ratio: auto;
    min-height: 280px;
    padding: 20px;
  }
  .product-detail-name {
    font-size: 22px;
  }
  .product-detail-price {
    font-size: 28px;
  }
  .product-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .product-detail-trust {
    grid-template-columns: 1fr;
  }
}

/* İlgili Ürünler */
.product-related {
  margin-top: 64px;
}
.product-related-title {
  font-size: 24px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 32px;
  color: var(--text);
}
.product-related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-related-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
  padding: 16px;
}
.product-related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.product-related-card img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  margin-bottom: 12px;
}
.product-related-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-related-price {
  font-size: 16px;
  font-weight: 800;
  color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .product-detail-image {
    min-height: 280px;
    padding: 20px;
  }
  .product-detail-name {
    font-size: 22px;
  }
  .product-detail-price {
    font-size: 28px;
  }
  .product-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .product-detail-trust {
    grid-template-columns: 1fr;
  }
}

/* A11y Contrast Fixes */
.product-detail-brand-label {
  color: #555a61; /* 5.2:1 on #f8f9fa */
}
.product-related-price {
  color: #0066cc; /* 5.3:1 on white */
}
.blog-breadcrumb a {
  text-decoration: underline;
}