/* =========================================
   1. GENEL AYARLAR VE DEĞİŞKENLER
   ========================================= */
:root {
    --gold: #D4AF37;
    --dark: #1a1a1a;
    --white: #ffffff;
    --transition: all 0.4s ease;
}

html { scroll-behavior: smooth; }
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Montserrat', sans-serif; background-color: #f9f9f9; color: #333; overflow-x: hidden; line-height: 1.6; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
.container { max-width: 1300px; margin: 0 auto; padding: 0 20px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.highlight { color: var(--gold); }

/* =========================================
   2. ÜST BİLGİ VE MENÜ
   ========================================= */
.top-bar { background-color: var(--dark); color: #ccc; padding: 10px 0; font-size: 0.85rem; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.contact-info a { margin-right: 25px; color: #ccc; display: inline-flex; align-items: center; gap: 8px; }
.contact-info a:hover { color: var(--gold); }

.navbar { background: var(--white); padding: 15px 0; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05); position: sticky; top: 0; z-index: 1000; }

/* LOGO DÜZENLEMESİ (MENÜ - GÜNCELLENDİ - DAHA BÜYÜK) */
.logo a { display: flex; align-items: center; height: 100%; }
.img-logo { 
    height: auto; 
    max-height: 120px; /* BOYUT ARTIRILDI (Eski: 80px) */
    width: auto; 
    display: block; 
    /* Gri arka planı beyaza çekmek için hafif filtre */
    filter: brightness(1.05) contrast(105%);
}

.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { font-weight: 600; font-size: 0.95rem; color: var(--dark); }
.nav-links a:hover { color: var(--gold); }
.btn-nav { padding: 10px 25px; background: var(--dark); color: var(--gold) !important; border-radius: 4px; font-weight: 700 !important; }
.burger { display: none; }

/* =========================================
   3. HERO & CAM BUTONLAR
   ========================================= */
.hero { position: relative; height: 85vh; background: #000; overflow: hidden; display: flex; align-items: center; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; opacity: 1; transition: opacity 0.8s ease-in-out; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(90deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 100%); z-index: 1; }
.hero-container { position: relative; z-index: 2; width: 100%; height: 100%; display: flex; flex-direction: column; justify-content: center; }
.hero-content { max-width: 650px; margin-bottom: 80px; }
.hero-content h2 { font-size: 3.5rem; color: var(--white); margin-bottom: 20px; font-weight: 800; }
.hero-content p { color: rgba(255, 255, 255, 0.8); font-size: 1.1rem; margin-bottom: 30px; }
.btn-primary { padding: 15px 40px; background: var(--gold); color: #fff; font-weight: 700; border-radius: 4px; display: inline-flex; align-items: center; gap: 10px; }

/* CAM BUTONLAR */
.services-glass-strip {
    position: absolute; bottom: 0; left: 0; right: 0; display: flex;
    background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.2); z-index: 10;
}
.glass-card {
    flex: 1; padding: 20px 10px; text-align: center; color: rgba(255, 255, 255, 0.8);
    cursor: pointer; transition: var(--transition); border-right: 1px solid rgba(255, 255, 255, 0.1);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.glass-card:last-child { border-right: none; }
.glass-card i { font-size: 1.8rem; margin-bottom: 10px; color: inherit; transition: var(--transition); }
.glass-card span { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: inherit; transition: var(--transition); }
.glass-card:hover, .glass-card.active-card { background: var(--gold); color: var(--dark); }
.glass-card:hover i, .glass-card.active-card i { transform: scale(1.1); }

/* =========================================
   4. KURUMSAL & REFERANSLAR
   ========================================= */
.section-padding { padding: 40px 0; }
.flex-row { display: flex; gap: 50px; align-items: center; }
.text-col { flex: 1; }
.img-col { flex: 1; position: relative; }
.img-col img { width: 100%; border-radius: 10px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2); }
.text-col h2 { font-size: 2.5rem; margin-bottom: 25px; color: var(--dark); }
.exp-box { position: absolute; bottom: -30px; left: -30px; background: var(--dark); color: var(--white); padding: 30px; border-radius: 10px; border: 3px solid var(--gold); text-align: center; }
.exp-box span { font-size: 2.5rem; font-weight: 800; color: var(--gold); display: block; }

/* REFERANS SLIDER */
.references-section { padding: 60px 0; background-color: #fff; overflow: hidden; }
.slider { height: 120px; margin: auto; overflow: hidden; position: relative; width: 100%; }
.slider::before, .slider::after { background: linear-gradient(to right, #fff 0%, transparent 100%); content: ""; height: 120px; position: absolute; width: 150px; z-index: 2; }
.slider::after { right: 0; top: 0; transform: rotateZ(180deg); } .slider::before { left: 0; top: 0; }
.slide-track { display: flex; width: calc(200px * 54); animation: scroll 60s linear infinite; }
.slide { height: 100px; width: 200px; display: flex; align-items: center; justify-content: center; padding: 0 20px; flex-shrink: 0; }
.slide img { width: 100%; max-height: 80px; object-fit: contain; filter: none; opacity: 1; transition: 0.3s; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(calc(-200px * 27)); } }

/* =========================================
   5. BİLEŞENLER
   ========================================= */
.accordion-wrapper { margin-top: 30px; display: flex; flex-direction: column; gap: 20px; }
.accordion-item { background: #fff; border-radius: 8px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05); border: 1px solid rgba(0, 0, 0, 0.05); overflow: visible; transition: all 0.3s ease; border-left: 5px solid var(--gold); }
.accordion-item:hover { transform: translateX(5px); box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1); }
.accordion-header { padding: 20px 25px 10px 25px; background: #fff; font-weight: 700; font-size: 1.1rem; color: var(--dark); display: flex; justify-content: space-between; align-items: center; cursor: default; }
.accordion-header i { display: none !important; }
.accordion-body { max-height: none; overflow: visible; opacity: 1; background: #fff; padding: 0 25px 25px 25px; color: #666; line-height: 1.7; font-size: 0.95rem; display: block; }

/* =========================================
   6. İLETİŞİM & ALT SAYFALAR
   ========================================= */
.contact-section { padding: 80px 0; background-color: #f9f9f9; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 40px; }
.contact-box { background: #fff; padding: 40px 30px; border-radius: 10px; text-align: center; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: 0.3s; border-bottom: 4px solid transparent; }
.contact-box:hover { transform: translateY(-10px); border-bottom-color: var(--gold); }
.icon-circle { width: 80px; height: 80px; background: rgba(212, 175, 55, 0.1); color: var(--gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; margin: 0 auto 20px auto; }

/* HEADERLAR */
.page-header { height: 50vh; background: #000; position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: #fff; margin-bottom: 60px; padding-bottom: 60px; }
.page-header::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 60px; background: linear-gradient(to top, #f9f9f9, transparent); z-index: 2; }
.page-header .services-glass-strip { position: absolute; bottom: 0; left: 0; width: 100%; z-index: 10; border-top: 1px solid rgba(255,255,255,0.2); }
.breadcrumb { position: relative; z-index: 3; background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); padding: 8px 25px; border-radius: 30px; border: 1px solid rgba(255,255,255,0.2); margin-top: 20px; font-size: 0.85rem; color: #ccc; }

.simple-header { height: 50vh; background: #000; position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: #fff; margin-bottom: 0px; padding-bottom: 20px; }
.simple-header::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 60px; background: linear-gradient(to top, #f9f9f9, transparent); z-index: 2; }
.simple-header h1 { font-size: 3rem; font-weight: 800; margin-bottom: 10px; z-index: 3; }

.detail-layout { display: flex; flex-direction: column; gap: 40px; margin-bottom: 80px; }
.main-content { width: 100%; }
.main-content h2 { font-size: 2.2rem; color: var(--dark); margin-bottom: 20px; border-bottom: 4px solid var(--gold); padding-bottom: 15px; display: inline-block; }

/* KUTULAR */
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.info-card { background: #fff; padding: 25px; border-radius: 8px; box-shadow: 0 5px 20px rgba(0,0,0,0.05); border-top: 4px solid var(--gold); transition: 0.3s; height: 100%; }
.info-card:hover { transform: translateY(-5px); }
.card-img { width: 100%; height: 180px; object-fit: cover; border-radius: 6px; margin-bottom: 15px; }

/* FOOTER (GÜNCELLENDİ) */
footer { background-color: var(--dark); color: #fff; padding: 60px 0 30px; margin-top: 50px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 40px; }

/* LOGO DÜZENLEMESİ (FOOTER - GÜNCELLENDİ - DAHA BÜYÜK) */
.footer-brand {
    /* Beyaz kutu kaldırıldı */
}
.footer-logo {
    height: auto; 
    max-height: 120px; /* BOYUT ARTIRILDI (Eski: 100px) */
    width: auto;
    display: block;
    mix-blend-mode: screen; /* Koyu zeminde beyazı şeffaf yapar */
    /* Griyi beyaza zorlamak için yüksek kontrast ve parlaklık */
    filter: contrast(1.5) brightness(1.1); 
}

.footer-address { display: flex; align-items: center; gap: 15px; }
.footer-address i { font-size: 1.8rem; color: var(--gold); }
.footer-address p { font-size: 0.95rem; line-height: 1.4; max-width: 300px; margin: 0; }
.footer-phones { display: flex; flex-direction: column; gap: 12px; }
.footer-phones a { color: #fff; display: flex; align-items: center; gap: 12px; font-weight: 500; transition: 0.3s; }
.footer-phones a:hover { color: var(--gold); }
.footer-phones i { color: var(--gold); font-size: 1.1rem; }
hr { border-color: rgba(255, 255, 255, 0.1); margin: 30px 0; }
.footer-bottom { display: flex; justify-content: space-between; color: #888; font-size: 0.85rem; }
.whatsapp-btn { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background: #25d366; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 32px; box-shadow: 0 4px 15px rgba(0,0,0,0.3); z-index: 2000; border: 2px solid #fff; }

/* =========================================
   7. MOBİL UYUMLULUK
   ========================================= */
@media screen and (max-width: 968px) {
    .flex-row { flex-direction: column; }
    .top-bar { display: block !important; height: auto; padding: 10px 0; }
    .top-bar .container { flex-direction: column !important; align-items: center !important; }
    .contact-info { flex-direction: column; gap: 8px; }
    .top-social { display: none; }

    /* MOBİLDE LOGO BOYUTU (GÜNCELLENDİ - DAHA BÜYÜK) */
    .img-logo { max-height: 75px; /* BOYUT ARTIRILDI (Eski: 60px) */ } 
    
    .burger { display: block !important; cursor: pointer; z-index: 2001; }
    .burger div { width: 28px; height: 3px; background: var(--dark); margin: 6px; transition: 0.3s; }
    .toggle .line1 { transform: rotate(-45deg) translate(-6px, 7px); background: var(--gold); }
    .toggle .line2 { opacity: 0; }
    .toggle .line3 { transform: rotate(45deg) translate(-6px, -7px); background: var(--gold); }
    .nav-links { position: fixed; right: 0; top: 0; height: 100vh; background: #fff; flex-direction: column; justify-content: center; width: 80%; transform: translateX(100%); transition: 0.4s ease; box-shadow: -10px 0 30px rgba(0,0,0,0.15); z-index: 2000; }
    .nav-active { transform: translateX(0%); }
    .nav-links li { opacity: 0; animation: navLinkFade 0.5s ease forwards 0.3s; margin: 20px 0; }
    
    .hero { height: 100vh; min-height: 700px; padding-top: 80px; padding-bottom: 0; display: flex; flex-direction: column; justify-content: center; align-items: center; position: relative; }
    .hero-container { position: static !important; height: auto; display: flex; flex-direction: column; justify-content: center; align-items: center; z-index: 5; }
    .hero-content { margin-top: -100px; padding: 0 25px; text-align: center; max-width: 100%; position: relative; }
    .hero-content h2 { font-size: 2.5rem !important; line-height: 1.1; margin-bottom: 15px; color: #fff; text-transform: capitalize; }
    .hero-content p { font-size: 1rem !important; margin-bottom: 25px; line-height: 1.5; color: rgba(255, 255, 255, 0.9); max-width: 90%; margin-left: auto; margin-right: auto; }
    .hero-btns { display: flex; justify-content: center; width: 100%; }
    .btn-primary { background-color: var(--gold); color: #fff; font-size: 1.1rem; padding: 15px 40px; border-radius: 4px; width: auto; display: inline-flex; align-items: center; box-shadow: 0 5px 15px rgba(0,0,0,0.3); }

    .page-header { height: 60vh !important; min-height: 500px !important; padding-top: 100px !important; padding-bottom: 220px !important; display: flex; flex-direction: column; justify-content: center; align-items: center; position: relative; }
    .simple-header { height: 40vh !important; min-height: 300px !important; padding-top: 100px !important; padding-bottom: 0 !important; justify-content: center !important; }
    .simple-header h1 { font-size: 2.2rem !important; }
    .page-header h1 { font-size: 2.2rem !important; margin-top: 10px; line-height: 1.2; text-align: center; z-index: 5; }
    .breadcrumb { display: inline-block; margin-top: 10px; margin-bottom: 20px; font-size: 0.75rem; z-index: 5; }

    .services-glass-strip { position: absolute; bottom: 0; left: 0; width: 100%; display: flex !important; flex-wrap: wrap; justify-content: center; background: #000; z-index: 20; border-top: 1px solid rgba(255,255,255,0.1); }
    .glass-card { flex: 0 0 33.33%; height: 100px !important; padding: 10px !important; border-right: 1px solid rgba(255,255,255,0.1); border-bottom: 1px solid rgba(255,255,255,0.1); display: flex; flex-direction: column; justify-content: center; align-items: center; background: rgba(0, 0, 0, 0.85); color: rgba(255, 255, 255, 0.7); transition: 0.3s; }
    .glass-card i { font-size: 1.5rem !important; margin-bottom: 8px !important; color: #fff; }
    .glass-card span { font-size: 0.65rem !important; font-weight: 600; text-transform: uppercase; text-align: center; line-height: 1.2; }
    .glass-card.active-card { background-color: var(--gold) !important; color: #000 !important; opacity: 1; }
    .glass-card.active-card i { color: #000 !important; }
    .glass-card:nth-child(3), .glass-card:nth-child(5) { border-right: none; }

    .footer-content { flex-direction: column; text-align: center; }
    .footer-brand { margin-bottom: 20px; } /* Mobilde footer logosu altına boşluk */
    .footer-address { flex-direction: column; gap: 10px; }
    .footer-phones { align-items: center; }
    .info-grid, .features-grid, .contact-grid { grid-template-columns: 1fr; }
}

/* =========================================
   8. İLETİŞİM SAYFASI
   ========================================= */
.contact-split-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    align-items: start;
    margin-top: 30px;
}

.info-card-row {
    display: flex; align-items: flex-start; gap: 20px; margin-bottom: 25px;
    background: #fff; padding: 22px; border-radius: 12px; border-left: 4px solid var(--gold);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05); transition: var(--transition);
}
.info-card-row:hover { transform: translateX(5px); }
.info-card-row h4 { font-size: 1.1rem; color: var(--dark); font-weight: 700; margin-bottom: 3px; }
.icon-box { width: 50px; height: 50px; background: var(--dark); color: var(--gold); display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 1.2rem; flex-shrink: 0; }

.form-and-map-side { display: flex; flex-direction: column; width: 100%; }

.contact-form-card {
    background: #ffffff; padding: 35px;
    border-radius: 15px; 
    box-shadow: 0 5px 20px rgba(0,0,0,0.05); border-top: 5px solid var(--gold);
    border-bottom: 1px solid #f0f0f0;
}

.modern-support-form .input-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 700; font-size: 0.8rem; margin-bottom: 8px; color: #555; text-transform: uppercase; }
.modern-support-form input, .modern-support-form select, .modern-support-form textarea {
    width: 100%; padding: 14px; border: 1px solid #e0e0e0; border-radius: 6px; 
    font-family: inherit; background-color: #f9f9f9; transition: 0.3s;
}
.modern-support-form input:focus, .modern-support-form select:focus, .modern-support-form textarea:focus {
    border-color: var(--gold); background-color: #fff; outline: none; box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.btn-submit-modern {
    width: 100%; padding: 16px; background-color: var(--gold); color: #fff;
    border: none; border-radius: 6px; font-weight: 800; cursor: pointer; transition: 0.3s;
    display: flex; justify-content: center; align-items: center; gap: 10px;
}
.btn-submit-modern:hover { background-color: var(--dark); transform: translateY(-2px); }

@media screen and (max-width: 968px) {
    .contact-split-layout { grid-template-columns: 1fr; gap: 40px; }
    .modern-support-form .input-row { grid-template-columns: 1fr; gap: 0; }
    .contact-form-card { padding: 25px; }
}

@keyframes navLinkFade { from { opacity: 0; transform: translateX(50px); } to { opacity: 1; transform: translateX(0px); } }