@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700&family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary: #0A192F; 
    --secondary: #D4AF37; 
    --accent: #0088CC; 
    --bg-light: #F8FAFC;
    --text-dark: #1E293B;
    --text-light: #64748B;
}

* { margin:0; padding:0; box-sizing:border-box; font-family:'Poppins', sans-serif; }
body { background-color: var(--bg-light); color: var(--text-dark); overflow-x: hidden; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; transition: 0.3s; }

.top-bar { background: var(--primary); color: #fff; padding: 10px 0; font-size: 13px; display: flex; justify-content: space-between; }
.top-bar .contact-info span { margin-right: 20px; }
.top-bar .contact-info i { color: var(--secondary); margin-right: 5px; }

/* ÇİFT KATMANLI HEADER (DÜZENLİ VE FERAH) */
.site-header { background: #fff; position: sticky; top: 0; z-index: 1000; box-shadow: 0 5px 25px rgba(0,0,0,0.08); width: 100%; }
.header-main { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; border-bottom: 1px solid #f1f5f9; }
.logo { font-family: 'Playfair Display', serif; font-size: 2.2rem; color: var(--primary); font-weight: 800; letter-spacing: -1px; }
.logo span { color: var(--secondary); }
.header-action { display: flex; align-items: center; gap: 30px; }
.call-btn { font-weight: 700; color: var(--primary); font-size: 1.2rem; display: flex; align-items: center; }
.call-btn i { color: var(--secondary); font-size: 1.4rem; margin-right: 8px; }
.btn-outline { border: 2px solid var(--secondary); color: var(--primary); padding: 12px 35px; border-radius: 4px; font-weight: 700; text-transform: uppercase; display: inline-block; transition: 0.3s; letter-spacing: 1px; }
.btn-outline:hover { background: var(--secondary); color: #fff; }

.header-nav { padding: 15px 0; background: #fff; }
.header-nav nav ul { display: flex; justify-content: center; list-style: none; gap: 50px; }
.header-nav nav ul li a { color: var(--primary); font-weight: 600; font-size: 1rem; text-transform: uppercase; letter-spacing: 1px; position: relative; padding-bottom: 5px; }
.header-nav nav ul li a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--secondary); transition: 0.3s; }
.header-nav nav ul li a:hover::after { width: 100%; }
.header-nav nav ul li a:hover { color: var(--secondary); }

/* HERO / SLIDE (ESKİ KOYU LACİVERT FİLTRELİ VIP HALİNE GERİ DÖNDÜ) */
.hero { 
    position: relative; 
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.85)), url('/assets/images/hero-bg.jpg') center/cover no-repeat; 
    padding: 120px 0 180px; 
    color: #ffffff; 
}
.hero-content { max-width: 650px; }
.hero h1 { font-family: 'Playfair Display', serif; font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; color: #ffffff; }
.hero h1 span { color: var(--secondary); }
.hero p { font-size: 1.15rem; margin-bottom: 30px; color: #cbd5e1; }
.hero-features { display: flex; gap: 20px; margin-bottom: 40px; }
.hf-item { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.1rem; color: #ffffff; }
.hf-item i { color: var(--secondary); font-size: 1.5rem; }

.overlap-card { position: absolute; right: 15px; top: 50%; transform: translateY(-50%); background: #fff; width: 100%; max-width: 400px; padding: 40px; border-radius: 8px; box-shadow: 0 25px 60px rgba(0,0,0,0.4); border-top: 5px solid var(--secondary); z-index: 10; color: var(--text-dark); }
.overlap-card h3 { font-family: 'Playfair Display', serif; font-size: 1.8rem; color: var(--primary); margin-bottom: 10px; }
.overlap-card p { margin-bottom: 20px; color: var(--text-light); }
.form-input { width: 100%; padding: 15px; border: 1px solid #e2e8f0; border-radius: 4px; margin-bottom: 15px; font-family: 'Poppins'; background: #f8fafc; color: var(--text-dark); font-size: 0.95rem; }
.form-input:focus { outline: none; border-color: var(--secondary); }
.btn-submit { width: 100%; background: var(--secondary); color: #fff; border: none; padding: 16px; font-weight: 700; font-size: 1.1rem; border-radius: 4px; cursor: pointer; text-transform: uppercase; transition: 0.3s; }
.btn-submit:hover { background: var(--primary); }

.section-padding { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header span { color: var(--secondary); font-weight: 600; text-transform: uppercase; letter-spacing: 2px; display: block; margin-bottom: 10px; }
.section-header h2 { font-family: 'Playfair Display', serif; font-size: 3rem; color: var(--primary); line-height: 1.2; }

.diff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.diff-card { background: #fff; padding: 40px 30px; text-align: center; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.03); border-bottom: 3px solid transparent; transition: 0.3s; }
.diff-card:hover { border-bottom-color: var(--secondary); transform: translateY(-10px); }
.diff-card i { font-size: 3rem; color: var(--secondary); margin-bottom: 20px; }
.diff-card h3 { color: var(--primary); margin-bottom: 15px; font-size: 1.3rem; }

.service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.service-item { position: relative; border-radius: 8px; overflow: hidden; box-shadow: 0 15px 40px rgba(0,0,0,0.08); }
.service-img { width: 100%; height: 250px; object-fit: cover; transition: 0.5s; }
.service-item:hover .service-img { transform: scale(1.1); }
.service-content { background: #fff; padding: 30px; position: relative; z-index: 2; margin-top: -20px; border-radius: 8px 8px 0 0; }
.service-content h3 { color: var(--primary); font-family: 'Playfair Display', serif; font-size: 1.5rem; margin-bottom: 10px; }
.service-content a { display: inline-block; margin-top: 15px; color: var(--secondary); font-weight: 600; text-transform: uppercase; font-size: 0.9rem; }

.loc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 15px; }
.loc-item { background: #fff; border: 1px solid #e2e8f0; padding: 15px; text-align: center; font-weight: 600; color: var(--primary); border-radius: 4px; transition: 0.3s; display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 0.95rem; }
.loc-item i { color: var(--secondary); }
.loc-item:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.contact-wrapper { display: flex; flex-wrap: wrap; gap: 50px; background: #fff; padding: 50px; border-radius: 8px; box-shadow: 0 20px 50px rgba(0,0,0,0.05); }
.contact-info-side { flex: 1; min-width: 280px; }
.contact-info-side h3 { font-family: 'Playfair Display', serif; font-size: 2rem; color: var(--primary); margin-bottom: 30px; }
.c-item { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 30px; }
.c-item i { width: 50px; height: 50px; background: rgba(212, 175, 55, 0.1); color: var(--secondary); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; border-radius: 50%; flex-shrink: 0; }
.c-item h4 { color: var(--primary); margin-bottom: 5px; font-size: 1.1rem; }
.contact-form-side { flex: 1; min-width: 280px; }

footer { background: var(--primary); color: #cbd5e1; padding: 80px 0 30px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 50px; margin-bottom: 60px; }
.fw h4 { color: #fff; font-family: 'Playfair Display', serif; font-size: 1.3rem; margin-bottom: 25px; border-bottom: 2px solid var(--secondary); padding-bottom: 10px; display: inline-block; }
.fw p { margin-bottom: 15px; }
.fw ul { list-style: none; }
.fw ul li { margin-bottom: 12px; }
.fw ul li a { color: #cbd5e1; }
.fw ul li a:hover { color: var(--secondary); padding-left: 5px; }
.footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.9rem; }

/* ========================================= */
/* 📱 MOBİL UYUMLULUK KODLARI 📱            */
/* ========================================= */

@media (max-width: 992px) {
    .header-main { flex-direction: column; gap: 15px; padding: 15px 0; text-align: center; }
    .header-action { flex-direction: column; gap: 15px; width: 100%; }
    .header-nav { padding: 10px 0; }
    .header-nav nav ul { flex-wrap: wrap; gap: 15px; }
    
    .hero { padding: 80px 0 60px; text-align: center; }
    .hero-content { margin: 0 auto; }
    .hero-features { flex-direction: column; align-items: center; }
    .overlap-card { position: relative; top: auto; right: auto; transform: none; width: 100%; max-width: 100%; margin-top: 40px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
    .top-bar { flex-direction: column; text-align: center; gap: 10px; }
    .top-bar .contact-info span { margin-right: 10px; display: inline-block; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .section-header h2 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .ai-card { grid-template-columns: 1fr; padding: 25px; gap: 30px; }
    .upload-area { padding: 30px 15px; }
    .section-padding { padding: 60px 0; }
    .contact-wrapper { padding: 30px 20px; }
}