:root{--bg:#f7f7fb;--card:#fff;--text:#171717;--muted:#6b7280;--primary:#111827;--accent:#ff6b35;--soft:#fff1ea;--border:#e5e7eb;--success:#16a34a;--danger:#dc2626;--shadow:0 18px 45px rgba(15,23,42,.08);--radius:24px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.container{width:min(1180px,calc(100% - 32px));margin:auto}
header{position:sticky;top:0;z-index:100;background:rgba(247,247,251,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px}.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:900}.logo-mark{width:42px;height:42px;border-radius:16px;background:var(--primary);color:#fff;display:grid;place-items:center}.menu{display:flex;gap:22px;color:var(--muted);font-weight:800;font-size:14px}

/* Improved Hamburger Menu Toggle Button with Text */
.menu-toggle {
    display: none;
    align-items: center;
    gap: 10px;
    background: var(--soft);
    border: 1px solid var(--border);
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 999px;
    z-index: 101;
    transition: 0.3s;
}
.menu-toggle:hover {
    background: #ffe4d5;
}
.menu-toggle::after {
    content: "MENÜ";
    font-size: 13px;
    font-weight: 900;
    color: var(--primary);
    letter-spacing: 0.5px;
}
.hamburger-lines {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.hamburger-lines span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: 0.3s;
}

button,.btn{border:0;cursor:pointer;border-radius:999px;padding:13px 18px;font-family:inherit;font-weight:900;transition:.2s;display:inline-flex;align-items:center;justify-content:center}.btn-primary{background:var(--primary);color:#fff}.btn-soft{background:#fff;color:var(--primary);border:1px solid var(--border)}.btn-danger{background:#fee2e2;color:#991b1b}.cart-btn{position:relative}.cart-count{position:absolute;top:-7px;right:-7px;width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:12px}
.hero{padding:64px 0 34px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.hero-copy{background:linear-gradient(135deg,#fff,#fff3eb);border:1px solid var(--border);border-radius:36px;padding:48px;box-shadow:var(--shadow)}.badge{display:inline-flex;background:var(--soft);color:#b94718;font-weight:900;border-radius:999px;padding:9px 14px;font-size:13px;margin-bottom:18px}h1{margin:0;font-size:clamp(38px,6vw,76px);line-height:.95;letter-spacing:-3px}.hero-copy p{max-width:560px;color:var(--muted);font-size:18px;line-height:1.7;margin:24px 0 30px}.hero-visual{min-height:480px;border-radius:36px;background:radial-gradient(circle at 40% 20%,#ffb28d,#1f2937 55%,#111827);position:relative;overflow:hidden;box-shadow:var(--shadow)}.phone-case{position:absolute;width:210px;height:430px;border-radius:46px;background:rgba(255,255,255,.92);border:10px solid rgba(255,255,255,.4);left:50%;top:50%;transform:translate(-50%,-50%) rotate(-9deg);box-shadow:0 35px 80px rgba(0,0,0,.35)}.camera{width:74px;height:74px;border-radius:24px;background:#111827;position:absolute;top:28px;left:26px}.floating-card{position:absolute;right:24px;bottom:24px;background:#fff;border-radius:24px;padding:18px;width:230px;box-shadow:var(--shadow)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:34px 0 22px}.section-head h2{margin:0;font-size:34px;letter-spacing:-1px}.filters{display:flex;gap:10px;flex-wrap:wrap}.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.product-card,.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;box-shadow:0 10px 30px rgba(15,23,42,.04)}.product-img{height:230px;border-radius:20px;display:grid;place-items:center;font-size:78px;background:linear-gradient(135deg,#f3f4f6,#fff1ea);margin-bottom:14px;overflow:hidden}.product-img img{width:100%;height:100%;object-fit:cover}.tag{display:inline-block;color:var(--success);background:#ecfdf5;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:900;margin-bottom:10px}.product-card h3{font-size:16px;margin:0 0 8px}.product-card p{margin:0 0 12px;color:var(--muted);font-size:14px;line-height:1.5}.product-meta{display:flex;align-items:center;justify-content:space-between;gap:10px}.price{font-size:18px;font-weight:900}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:42px 0}.feature{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.feature b{display:block;font-size:18px;margin-bottom:8px}.feature span{color:var(--muted);line-height:1.6}
.checkout,.grid-2{display:grid;grid-template-columns:1fr 420px;gap:22px;margin:42px 0 70px}.panel{padding:24px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1 / -1}label{font-size:13px;font-weight:900}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:16px;padding:14px;font:inherit;background:#fafafa;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);background:#fff}.payment-options{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:12px}.payment-card{border:1px solid var(--border);border-radius:18px;padding:16px;background:#fafafa}.payment-card input{width:auto;margin-right:8px}.summary-row{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);color:var(--muted)}.summary-row.total{color:var(--text);border-bottom:0;font-size:22px;font-weight:900}.cart-list{display:grid;gap:12px;margin:12px 0 16px}.cart-item{display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:10px;padding:10px;border:1px solid var(--border);border-radius:16px;background:#fafafa}.thumb{width:64px;height:64px;display:grid;place-items:center;border-radius:14px;background:#fff;font-size:28px;overflow:hidden}.thumb img{width:100%;height:100%;object-fit:cover}.qty-controls{display:flex;align-items:center;gap:6px;margin-top:8px}.notice{margin:16px 0;border-radius:18px;padding:16px;line-height:1.6;font-weight:800}.notice.success{color:#166534;background:#ecfdf5;border:1px solid #bbf7d0}.notice.warning{color:#92400e;background:#fffbeb;border:1px solid #fde68a}.notice.error{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:18px;overflow:hidden}.table th,.table td{padding:12px;border-bottom:1px solid var(--border);text-align:left}.admin-actions{display:flex;gap:8px;flex-wrap:wrap}footer{background:#111827;color:#fff;padding:34px 0;margin-top:40px}footer .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#d1d5db}

@media(max-width:980px){
    .hero-grid,.checkout,.grid-2{grid-template-columns:1fr}.products{grid-template-columns:repeat(2,1fr)}.features{grid-template-columns:1fr}
    
    /* Mobile Menu Styles */
    .menu-toggle {
        display: flex;
    }
    .menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--card);
        flex-direction: column;
        padding: 100px 40px;
        box-shadow: -10px 0 30px rgba(0,0,0,0.05);
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 100;
    }
    .menu.active {
        right: 0;
    }
    .menu-toggle.active .hamburger-lines span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    .menu-toggle.active .hamburger-lines span:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.active .hamburger-lines span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
}

@media(max-width:620px){.hero-copy{padding:30px}.products{grid-template-columns:1fr}.form-grid,.payment-options{grid-template-columns:1fr}.logo span:last-child{display:none}.hero-visual{min-height:390px}.phone-case{width:170px;height:350px}.cart-item{grid-template-columns:48px 1fr}.admin-actions{grid-column:1/-1}}

.slider{position:relative;height:520px;overflow:hidden;border-radius:24px;margin:30px auto;width:95%;}
.slide{position:absolute;inset:0;opacity:0;transition:1s;background:linear-gradient(135deg,#111,#222,#000);display:flex;align-items:center;justify-content:center;}
.slide.active{opacity:1;z-index:2;}
.overlay{position:absolute;inset:0;background:rgba(0,0,0,.45);}
.slide-content{position:relative;z-index:5;text-align:center;color:#fff;max-width:700px;padding:20px;}
.slide-content span{display:inline-block;padding:8px 18px;background:#ffffff22;border-radius:999px;margin-bottom:18px;font-size:14px;}
.slide-content h1{font-size:56px;margin-bottom:18px;}
.slide-content p{font-size:18px;opacity:.9;margin-bottom:24px;}
.special-section{margin-top:60px;}
.tag.best{background:#ff9800;color:#fff;}
.tag.week{background:#8e44ad;color:#fff;}

@media(max-width:768px){
    .slide-content h1{font-size:34px;}
    .slider{height:420px;}
}

@media(max-width:768px){
    .slider{height:320px !important;margin:15px auto !important;border-radius:18px !important;width:94% !important;}
    .slide{padding:20px !important;}
    .slide-content{padding:10px !important;max-width:100% !important;}
    .slide-content span{font-size:11px !important;padding:6px 12px !important;margin-bottom:12px !important;}
    .slide-content h1{font-size:28px !important;line-height:1.2 !important;margin-bottom:12px !important;}
    .slide-content p{font-size:14px !important;line-height:1.5 !important;margin-bottom:18px !important;padding:0 10px !important;}
    .slide-content .btn,.slide-content a{width:100% !important;display:flex !important;justify-content:center !important;align-items:center !important;padding:14px !important;font-size:15px !important;}
}

@media(max-width:480px){
    .slider{height:280px !important;}
    .slide-content h1{font-size:22px !important;}
    .slide-content p{font-size:13px !important;}
}

.slide{background-size:cover !important;background-position:center !important;background-repeat:no-repeat !important;transform:scale(1.05);transition:opacity 1s ease, transform 7s ease;}
.slide.active{transform:scale(1);}
.overlay{background:linear-gradient(to right, rgba(0,0,0,.7), rgba(0,0,0,.3)) !important;}
.slider-nav{position:absolute;bottom:25px;right:25px;z-index:30;display:flex;gap:10px;}
.slider-nav button{width:48px;height:48px;border:none;border-radius:50%;background:#ffffff22;backdrop-filter:blur(10px);color:#fff;font-size:28px;cursor:pointer;transition:.3s;}
.slider-nav button:hover{background:#fff;color:#000;}
.slide-content{animation:fadeUp 1s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(40px);}to{opacity:1;transform:translateY(0);}}

@media(max-width:768px){
    .slider-nav{bottom:15px;right:15px;}
    .slider-nav button{width:40px;height:40px;font-size:22px;}
    .slide-content{padding:15px !important;}
    .slide-content h1{font-size:24px !important;}
}

.cart-btn{width:auto !important;margin-top:0 !important;margin-left:auto;}

/* --- MEVCUT HTML YAPINIZA ÖZEL MOBİL MENÜ DÜZENLEMESİ --- */

/* Masaüstünde hamburger butonunu gizle */
.hamburger {
    display: none;
}

@media (max-width: 980px) {
    /* Hamburger Butonunu Belirginleştir ve "MENÜ" Yazısı Ekle */
    .hamburger {
        display: flex !important;
        align-items: center;
        gap: 10px;
        background: var(--primary, #111827); /* Koyu arka plan */
        color: white;
        border: none;
        cursor: pointer;
        padding: 8px 16px;
        border-radius: 999px;
        z-index: 1001;
        transition: all 0.3s ease;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        order: 2; /* Logo ve buton sıralaması için */
    }

    .hamburger:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(0,0,0,0.2);
    }

    /* "MENÜ" Yazısını CSS ile ekliyoruz (HTML'i değiştirmeye gerek yok) */
    .hamburger::after {
        content: "MENÜ";
        font-size: 13px;
        font-weight: 900;
        letter-spacing: 0.5px;
        color: white;
    }

    /* Hamburger Çizgileri */
    .hamburger span {
        display: block;
        width: 18px;
        height: 2px;
        background: white;
        border-radius: 2px;
        transition: 0.3s;
        position: relative;
    }

    /* Menü Açıldığında Butonun Rengini Değiştir (Opsiyonel) */
    .hamburger.active {
        background: var(--accent, #ff6b35);
    }

    /* Menü Açıldığında Çizgilerin Çarpı (X) Olması */
    .hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

    /* MOBİL MENÜ (DRAWER) TASARIMI */
    .menu {
        position: fixed;
        top: 0;
        right: -100%; /* Başlangıçta gizli */
        width: 280px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 100px 30px;
        box-shadow: -10px 0 40px rgba(0,0,0,0.1);
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        gap: 20px !important;
        display: flex !important; /* Flex yapısını koru */
    }

    .menu.active {
        right: 0; /* Açıldığında sağdan gelir */
    }

    .menu a {
        font-size: 18px;
        font-weight: 700;
        color: var(--text, #171717);
        padding: 10px 0;
        border-bottom: 1px solid #f0f0f0;
        width: 100%;
    }

    /* Mobilde diğer elemanların yerleşimi */
    .nav {
        justify-content: space-between;
    }
    
    .logo {
        order: 1;
    }
    
    .cart-btn {
        order: 3;
    }
    
    /* Giriş/Kayıt butonlarını mobilde gizle veya menü içine al (isteğe bağlı) */
    header .nav > div:not(.logo) {
        display: none !important; /* Masaüstü buton grubunu mobilde gizle */
    }
}