:root {
      --orange: #e67e22;
      --blue: #00d2ff;
      --dark: #070b14;
      --light: #f8fafc;
      --glass: rgba(255, 255, 255, 0.03);
      --whatsapp: #25d366;
    }

    * { box-sizing: border-box; }
    body, html { margin: 0; padding: 0; font-family: 'Inter', sans-serif; background-color: var(--dark); color: var(--light); scroll-behavior: smooth; overflow-x: hidden; }

    /* NAVİGASYON */
    nav {
      position: fixed; top: 0; width: 100%;
      display: flex; justify-content: space-between; align-items: center;
      padding: 15px 5%;
      background: rgba(7, 11, 20, 0.95);
      backdrop-filter: blur(15px);
      border-bottom: 1px solid rgba(230, 126, 34, 0.2);
      z-index: 1000;
    }
    .logo { font-size: 22px; font-weight: 800; text-decoration: none; display: flex; align-items: center; }
    .logo span.ex { color: var(--blue); }
    .logo span.ar { color: var(--orange); }
    
    .nav-links { display: flex; align-items: center; }
    .nav-links a { text-decoration: none; color: var(--light); margin-left: 20px; font-size: 13px; font-weight: 600; opacity: 0.8; transition: 0.3s; }
    .nav-links a:hover { color: var(--orange); opacity: 1; }

    .menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 1100; }
    .menu-toggle span { width: 25px; height: 3px; background: var(--light); border-radius: 5px; }

    /* BANNER */
    .hero {
      position: relative; 
      width: 100%; 
      min-height: 80vh; 
      display: flex; 
      justify-content: center; 
      align-items: center; 
      text-align: center;
      overflow: hidden;
      margin-top: 60px;
    }
    .hero-bg {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      background-image: url('banner.png'); 
      background-size: cover; 
      background-position: center; 
      background-repeat: no-repeat;
      z-index: 1;
    }
    .hero-overlay {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      background: rgba(7, 11, 20, 0.4); 
      z-index: 2;
    }
    .hero-content { position: relative; z-index: 3; padding: 0 20px; pointer-events: none; }
    .hero h1 { font-size: clamp(28px, 8vw, 75px); font-weight: 800; margin: 0; line-height: 1.1; text-shadow: 0 4px 15px rgba(0,0,0,0.8); }

    /* GENEL SECTION */
    .section-container { padding: 60px 5%; max-width: 1400px; margin: 0 auto; }
    .section-title { font-size: 28px; font-weight: 800; text-align: center; margin-bottom: 40px; }
    .section-title span { color: var(--orange); }

    /* PROJELER */
    .gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
    .gallery-item { height: 300px; border-radius: 20px; background-size: cover; background-position: center; border: 1px solid rgba(255,255,255,0.1); transition: 0.4s; }

    /* BİLGİ ALANLARI */
    .info-box-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 40px; }
    .info-box { 
        background: var(--glass); 
        border: 1px solid rgba(230, 126, 34, 0.15); 
        border-radius: 20px; 
        padding: 30px 20px; 
        text-align: center; 
        min-height: 120px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* HESAPLAMA */
    .calc-area { background: rgba(255,255,255,0.01); padding: 60px 20px; }
    .calc-box { 
      background: rgba(255,255,255,0.02); border-radius: 25px; padding: 30px; 
      border: 1px solid rgba(230, 126, 34, 0.2); max-width: 600px; margin: 0 auto;
    }
    .input-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
    .input-grid input { width: 100%; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); padding: 12px; border-radius: 10px; color: white; outline: none; }

    /* ÜRÜNLER */
    .product-wrapper { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 25px; }
    .product-card { background: var(--glass); border: 1px solid rgba(255,255,255,0.08); border-radius: 20px; padding: 20px; display: flex; flex-direction: column; transition: 0.3s; text-align: center; }
    .product-img-box { 
        width: 100%; height: 220px; 
        background-color: rgba(255,255,255,0.02); 
        border-radius: 15px; margin-bottom: 15px; 
        background-size: contain; background-repeat: no-repeat; background-position: center; 
    }
    .buy-btn { width: 100%; background: var(--orange); color: white; border: none; padding: 14px; border-radius: 10px; font-weight: 700; cursor: pointer; margin-top: 15px; }

    /* İLETİŞİM */
    .contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; }
    .contact-form input, .contact-form textarea { width: 100%; background: var(--glass); border: 1px solid rgba(255,255,255,0.1); padding: 15px; border-radius: 12px; color: white; margin-bottom: 15px; outline: none; }

    /* WHATSAPP BUTONU */
    .whatsapp-float {
      position: fixed;
      width: 60px;
      height: 60px;
      bottom: 30px;
      right: 30px;
      background-color: var(--whatsapp);
      color: #FFF;
      border-radius: 50px;
      text-align: center;
      font-size: 30px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
      z-index: 1500;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      transition: transform 0.3s ease;
      animation: pulse 2s infinite;
    }
    .whatsapp-float:hover {
      transform: scale(1.1);
      color: #fff;
    }
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
      70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
      100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
    }

    /* MODAL */
    .modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.95); backdrop-filter: blur(10px); display: none; justify-content: center; align-items: center; z-index: 2000; padding: 20px; }
    .modal-content { background: #0f141e; border: 1px solid var(--orange); padding: 30px; border-radius: 25px; width: 100%; max-width: 450px; position: relative; }
    .close-modal { position: absolute; top: 15px; right: 20px; font-size: 30px; color: white; cursor: pointer; }

    footer { padding: 40px; text-align: center; opacity: 0.4; font-size: 12px; }

    /* ── MÜŞTERİ YORUMLARI ─────────────────────────────────── */
    .reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 20px; }
    .review-card { background: var(--glass); border: 1px solid rgba(255,255,255,0.08); border-radius: 20px; padding: 25px; transition: 0.3s; }
    .review-card:hover { border-color: rgba(230,126,34,0.35); transform: translateY(-4px); }
    .stars { color: var(--orange); font-size: 17px; letter-spacing: 2px; margin-bottom: 12px; }
    .review-text { font-size: 14px; line-height: 1.7; opacity: 0.82; margin-bottom: 18px; font-style: italic; }
    .reviewer { display: flex; align-items: center; gap: 12px; border-top: 1px solid rgba(255,255,255,0.06); padding-top: 15px; }
    .reviewer-avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--orange), #c0392b); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px; flex-shrink: 0; }
    .reviewer-info .r-name { font-weight: 700; font-size: 14px; }
    .reviewer-info .r-product { font-size: 11px; color: var(--orange); opacity: 0.8; margin-top: 2px; }

    /* ── KARGO ──────────────────────────────────────────────── */
    .kargo-section { background: rgba(0,210,255,0.02); border-top: 1px solid rgba(0,210,255,0.08); border-bottom: 1px solid rgba(0,210,255,0.08); }
    .kargo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
    .kargo-card { background: rgba(0,210,255,0.04); border: 1px solid rgba(0,210,255,0.12); border-radius: 20px; padding: 30px 20px; text-align: center; transition: 0.3s; }
    .kargo-card:hover { border-color: rgba(0,210,255,0.3); transform: translateY(-3px); }
    .kargo-icon { font-size: 38px; margin-bottom: 14px; display: block; }
    .kargo-card h3 { color: var(--blue); margin: 0 0 8px; font-size: 15px; font-weight: 700; }
    .kargo-card p { font-size: 13px; opacity: 0.72; line-height: 1.6; margin: 0; }

    /* ── GARANTİ & İADE ─────────────────────────────────────── */
    .garanti-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; }
    .garanti-card { border-radius: 20px; padding: 35px 30px; }
    .garanti-card.garantibox { background: rgba(230,126,34,0.06); border: 1px solid rgba(230,126,34,0.2); }
    .garanti-card.iadebox { background: rgba(0,210,255,0.04); border: 1px solid rgba(0,210,255,0.15); }
    .garanti-card h3 { font-size: 20px; margin: 0 0 20px; }
    .garanti-card ul { list-style: none; padding: 0; margin: 0; }
    .garanti-card ul li { font-size: 14px; line-height: 1.6; opacity: 0.82; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.05); display: flex; align-items: flex-start; gap: 10px; }
    .garanti-card ul li:last-child { border-bottom: none; }
    .garanti-card ul li span.check { font-weight: 800; flex-shrink: 0; }
    .garantibox ul li span.check { color: var(--orange); }
    .iadebox ul li span.check { color: var(--blue); }

    /* ── SSS ────────────────────────────────────────────────── */
    .faq-list { max-width: 820px; margin: 0 auto; }
    .faq-item { border-bottom: 1px solid rgba(255,255,255,0.07); }
    .faq-btn { width: 100%; background: none; border: none; color: var(--light); padding: 20px 0; text-align: left; font-size: 15px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 15px; font-family: 'Inter', sans-serif; transition: color 0.2s; }
    .faq-btn:hover { color: var(--orange); }
    .faq-arrow { color: var(--orange); font-size: 24px; font-weight: 300; transition: transform 0.3s; flex-shrink: 0; line-height: 1; }
    .faq-btn.open .faq-arrow { transform: rotate(45deg); }
    .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
    .faq-answer p { font-size: 14px; line-height: 1.75; opacity: 0.75; padding-bottom: 20px; margin: 0; }

    /* ── BLOG ───────────────────────────────────────────────── */
    .blog-section { background: rgba(255,255,255,0.01); }
    .blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; }
    .blog-card { background: var(--glass); border: 1px solid rgba(255,255,255,0.08); border-radius: 20px; overflow: hidden; transition: 0.3s; display: flex; flex-direction: column; }
    .blog-card:hover { border-color: rgba(230,126,34,0.3); transform: translateY(-5px); }
    .blog-thumb { height: 185px; position: relative; display: flex; align-items: flex-end; padding: 15px; }
    .blog-thumb-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
    .blog-thumb-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(7,11,20,0.85) 30%, rgba(7,11,20,0.2)); }
    .blog-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
    .blog-tag { font-size: 10px; font-weight: 800; color: var(--orange); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 10px; }
    .blog-body h3 { font-size: 16px; margin: 0 0 10px; line-height: 1.45; }
    .blog-body p { font-size: 13px; opacity: 0.68; line-height: 1.6; margin: 0 0 18px; flex: 1; }
    .blog-read { font-size: 13px; font-weight: 700; color: var(--blue); text-decoration: none; display: inline-flex; align-items: center; gap: 5px; transition: color 0.2s; }
    .blog-read:hover { color: var(--orange); }
    .blog-date { font-size: 11px; opacity: 0.45; margin-top: 10px; }

    /* ── EPOKSİ KİMYASI ────────────────────────────────────── */
    .kimya-section { background: rgba(255,255,255,0.01); border-top: 1px solid rgba(0,210,255,0.06); }
    .kimya-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; margin-bottom: 40px; }
    .kimya-card { background: var(--glass); border: 1px solid rgba(230,126,34,0.12); border-radius: 20px; padding: 30px 25px; }
    .kimya-card h3 { font-size: 17px; font-weight: 800; margin: 0 0 15px; display: flex; align-items: center; gap: 10px; }
    .kimya-card p { font-size: 14px; line-height: 1.75; opacity: 0.78; margin: 0 0 12px; }
    .kimya-card p:last-child { margin-bottom: 0; }
    .kimya-card .uyari { background: rgba(230,126,34,0.07); border-left: 3px solid var(--orange); border-radius: 0 10px 10px 0; padding: 12px 15px; font-size: 13px; line-height: 1.65; opacity: 0.85; margin-top: 15px; }
    .kimya-table-wrap { overflow-x: auto; margin-top: 30px; }
    .kimya-table { width: 100%; border-collapse: collapse; font-size: 14px; }
    .kimya-table th { background: rgba(0,210,255,0.07); color: var(--blue); font-weight: 700; padding: 14px 18px; text-align: left; border-bottom: 1px solid rgba(0,210,255,0.15); }
    .kimya-table td { padding: 13px 18px; border-bottom: 1px solid rgba(255,255,255,0.05); opacity: 0.82; vertical-align: top; }
    .kimya-table tr:last-child td { border-bottom: none; }
    .kimya-table tr:hover td { background: rgba(255,255,255,0.02); }
    .kimya-table td:first-child { font-weight: 700; color: var(--orange); white-space: nowrap; }

    /* MOBİL ÖZEL AYARLAR */
    @media (max-width: 768px) {
      .menu-toggle { display: flex; }
      .nav-links {
        position: fixed; right: -100%; top: 0; height: 100vh; width: 75%;
        background: #0f141e; flex-direction: column; justify-content: center;
        transition: 0.4s ease; border-left: 1px solid var(--orange); z-index: 1050;
      }
      .nav-links.active { right: 0; }
      .nav-links a { margin: 15px 0; font-size: 18px; }
      
      .hero { min-height: 40vh; margin-top: 55px; }
      .hero-bg { background-size: cover; background-position: center; }
      .hero-content { transform: translateY(0); } 
      
      .input-grid { grid-template-columns: 1fr; }
      .contact-grid { grid-template-columns: 1fr; }
      .whatsapp-float { width: 50px; height: 50px; bottom: 20px; right: 20px; font-size: 25px; }
    }
  


/* <img>'e gecirilen urun/proje gorselleri - kutuya birebir sigar (2026-07-12) */
.product-img-box img { width:100%; height:100%; object-fit: contain; object-position: center; display:block; border-radius: inherit; }
.gallery-item img { width:100%; height:100%; object-fit: cover; object-position: center; display:block; border-radius: inherit; }