/* --- DEĞİŞKENLER VE TEMEL AYARLAR --- */
:root {
    --primary: #1e272e;
    --accent: #d4af37;
    --bg-light: #fdfbf7;
    --text-dark: #2c3e50;
    --text-light: #ecf0f1;
    --shadow-sm: 0 5px 15px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 15px 40px rgba(0,0,0,0.12);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .logo, .timeline-year, .footer-logo {
    font-family: 'Playfair Display', serif;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; border-radius: 8px; }

/* --- HEADER & NAV --- */
header {
    background: rgba(255, 255, 255, 0.98);
    padding: 1.2rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.navbar { display: flex; justify-content: space-between; align-items: center; }

.logo { font-size: 1.6rem; font-weight: 700; color: var(--primary); letter-spacing: 1px; }
.logo span { color: var(--accent); }

.nav-links { display: flex; gap: 35px; }
.nav-links a {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    position: relative;
    color: var(--text-dark);
}

.nav-links a::after {
    content: ''; position: absolute; width: 0; height: 2px;
    bottom: -6px; left: 0; background-color: var(--accent);
    transition: width 0.3s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }

.menu-toggle { display: none; font-size: 1.5rem; cursor: pointer; color: var(--primary); background: transparent; border: none; }

/* --- GENEL BİLEŞENLER --- */
.page-header { background: var(--primary); color: #fff; padding: 160px 0 70px 0; text-align: center; margin-bottom: 2rem; }
.page-header h1 { font-size: 3rem; margin-bottom: 15px; letter-spacing: 1px; }
.breadcrumb { font-size: 0.9rem; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; }
.btn {
    display: inline-block; padding: 14px 40px; background: var(--accent); color: #fff;
    border-radius: 50px; font-weight: 700; letter-spacing: 1px;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3); transition: var(--transition); border: none; cursor: pointer;
}
.btn:hover { background: var(--primary); color: #fff; transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* --- ANA SAYFA (HERO & HİZMETLER) --- */
.hero {
    height: 100vh; min-height: 600px; display: flex; align-items: center;
    background: linear-gradient(135deg, #1e272e 0%, #2c3e50 100%);
    color: white; padding-top: 80px; position: relative; overflow: hidden;
}
.hero-content { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.hero-text { flex: 1; padding-right: 50px; animation: fadeInUp 1s ease-out; }
.hero h1 { font-size: 3.8rem; line-height: 1.2; margin-bottom: 1.2rem; }
.hero .subtitle { font-size: 1.2rem; color: var(--accent); text-transform: uppercase; letter-spacing: 3px; font-weight: 700; margin-bottom: 1rem; display: block; }
.hero p { color: rgba(255,255,255,0.85); margin-bottom: 2.5rem; font-size: 1.15rem; max-width: 600px; font-weight: 300; }

.hero-img-container { flex: 1; display: flex; justify-content: center; position: relative; animation: fadeInRight 1s ease-out; }
.hero-img { width: 420px; height: 420px; object-fit: cover; border-radius: 50%; border: 8px solid rgba(255,255,255,0.05); position: relative; z-index: 2; box-shadow: var(--shadow-lg); }
.hero-bg-circle { position: absolute; width: 520px; height: 520px; border: 1px solid rgba(212, 175, 55, 0.4); border-radius: 50%; top: -50px; right: 40px; z-index: 1; animation: pulse 4s infinite alternate; }

.section { padding: 7rem 0; }
.text-center { text-align: center; }
.section-title { font-size: 2.8rem; margin-bottom: 1rem; color: var(--primary); }
.section-desc { max-width: 700px; margin: 0 auto 4rem auto; color: #666; font-size: 1.1rem; }

.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; }
.service-card { background: #fff; padding: 50px 30px; text-align: center; border-radius: 12px; box-shadow: var(--shadow-sm); transition: var(--transition); border-bottom: 4px solid transparent; }
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-md); border-bottom-color: var(--accent); }
.icon-box { font-size: 2.8rem; color: var(--accent); margin-bottom: 25px; transition: var(--transition); }
.service-card:hover .icon-box { transform: scale(1.1); }

/* --- BLOG KARTLARI --- */
.bg-light { background: #f4f6f8; }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 40px; }
.blog-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; }
.blog-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.blog-content { padding: 30px; flex-grow: 1; display: flex; flex-direction: column; }
.blog-date { font-size: 0.85rem; color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; display: block; }
.blog-title { font-size: 1.4rem; margin-bottom: 15px; color: var(--primary); line-height: 1.4; }
.blog-card p { color: #555; margin-bottom: 20px; flex-grow: 1; }
.read-link { color: var(--primary); font-weight: 700; font-size: 0.95rem; display: inline-flex; align-items: center; gap: 8px; }
.read-link i { transition: transform 0.3s ease; }
.read-link:hover { color: var(--accent); }
.read-link:hover i { transform: translateX(5px); }

/* --- HAKKIMDA SAYFASI --- */
.bio-section { padding: 6rem 0; }
.bio-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.bio-img-wrapper { position: relative; }
.bio-img { width: 100%; border-radius: 12px; box-shadow: var(--shadow-md); }
.bio-img-wrapper::after { content: ''; position: absolute; bottom: -20px; right: -20px; width: 100%; height: 100%; border: 3px solid var(--accent); border-radius: 12px; z-index: -1; }
.bio-content h2 { font-size: 2.5rem; margin-bottom: 25px; color: var(--primary); }
.bio-content p { margin-bottom: 20px; color: #555; font-size: 1.1rem; }
.highlight-box { background: #fff; padding: 35px; border-left: 5px solid var(--accent); box-shadow: var(--shadow-sm); margin: 40px 0; border-radius: 0 12px 12px 0; }
.highlight-box p { font-style: italic; font-size: 1.15rem; color: var(--primary); margin: 0; }
.highlight-box h3 { font-size: 1.1rem; color: #888; margin-bottom: 15px; text-transform: uppercase; letter-spacing: 2px; }

.timeline-section { background: #fff; padding: 6rem 0; border-top: 1px solid #eee; }
.timeline-container { max-width: 800px; margin: 0 auto; position: relative; }
.timeline-container::before { content: ''; position: absolute; left: 14px; top: 0; height: 100%; width: 2px; background: #eee; }
.timeline-item { padding-left: 50px; position: relative; margin-bottom: 50px; transition: var(--transition); }
.timeline-item:hover { transform: translateX(10px); }
.timeline-item::before { content: ''; position: absolute; left: 6px; top: 5px; width: 18px; height: 18px; background: var(--bg-light); border-radius: 50%; border: 4px solid var(--accent); box-shadow: 0 0 0 4px rgba(255,255,255,1); z-index: 2; transition: var(--transition); }
.timeline-item:hover::before { background: var(--accent); box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.2); }
.timeline-year { font-weight: 700; color: var(--accent); font-size: 1.2rem; display: block; margin-bottom: 8px; }
.timeline-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 10px; color: var(--primary); }
/* --- VİZYON / ÇAĞRI BÖLÜMÜ --- */
.vision-section {
    padding: 6rem 0;
    background-color: var(--bg-light);
}

.vision-content {
    background: #fff;
    padding: 4rem 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    border-top: 5px solid var(--accent);
    transition: var(--transition);
}

.vision-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.vision-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.vision-content h3 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.vision-content p {
    font-size: 1.15rem;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.8;
}
/* --- İLETİŞİM SAYFASI --- */
.contact-section { padding: 6rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
.contact-info-card { background: #fff; padding: 50px; border-radius: 12px; box-shadow: var(--shadow-md); height: 100%; }
.info-item { display: flex; align-items: flex-start; margin-bottom: 35px; }
.info-icon { width: 55px; height: 55px; background: rgba(212, 175, 55, 0.1); color: var(--accent); display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 1.3rem; margin-right: 25px; flex-shrink: 0; transition: var(--transition); }
.info-item:hover .info-icon { background: var(--accent); color: #fff; transform: rotateY(180deg); }
.info-content h3 { font-size: 1.2rem; margin-bottom: 5px; color: var(--primary); }
.info-content p, .info-content a { color: #666; font-size: 1rem; }
.info-content a:hover { color: var(--accent); }

.contact-form { background: #fff; padding: 50px; border-radius: 12px; box-shadow: var(--shadow-md); }
.form-group { margin-bottom: 25px; }
.form-label { display: block; margin-bottom: 10px; font-weight: 700; font-size: 0.95rem; color: var(--primary); letter-spacing: 0.5px; }
.form-control { width: 100%; padding: 15px 20px; border: 2px solid #eee; border-radius: 8px; font-family: 'Lato', sans-serif; font-size: 1rem; transition: var(--transition); background: #fafafa; }
.form-control:focus { border-color: var(--accent); outline: none; background: #fff; box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1); }
.btn-submit { width: 100%; font-size: 1.1rem; padding: 16px; margin-top: 10px; }

/* --- BLOG DETAY (MAKALE) --- */
.article-container { max-width: 850px; margin: -40px auto 6rem auto; padding: 40px; background: #fff; border-radius: 12px; box-shadow: var(--shadow-md); position: relative; z-index: 10; }
.featured-image { width: 100%; height: auto; max-height: 450px; object-fit: cover; margin-bottom: 3rem; box-shadow: var(--shadow-sm); }
.article-content p { margin-bottom: 1.8rem; font-size: 1.15rem; color: #4a4a4a; line-height: 1.9; }
.article-content h2 { font-size: 2rem; margin: 3.5rem 0 1.5rem 0; color: var(--primary); border-bottom: 2px solid #eee; padding-bottom: 10px; }
.article-content h3 { font-size: 1.5rem; margin: 2.5rem 0 1.2rem 0; color: var(--primary); }
.article-content ul { margin-bottom: 2rem; padding-left: 20px; }
.article-content li { margin-bottom: 1rem; color: #4a4a4a; font-size: 1.1rem; position: relative; padding-left: 15px; }
.article-content li::before { content: '•'; color: var(--accent); font-weight: bold; position: absolute; left: 0; font-size: 1.2em; }
.article-content strong { color: var(--primary); font-weight: 700; }

table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 3rem 0; font-size: 1.05rem; box-shadow: var(--shadow-sm); border-radius: 10px; overflow: hidden; }
table thead { background-color: var(--primary); color: #fff; }
table th { padding: 18px; text-align: left; font-weight: 600; letter-spacing: 1px; }
table td { padding: 16px 18px; border-bottom: 1px solid #eee; background: #fff; color: #555; }
table tr:last-child td { border-bottom: none; }
table tr:hover td { background-color: #fdfbf7; }

/* --- FOOTER --- */
footer { background: var(--primary); color: #fff; padding: 5rem 0 3rem 0; text-align: center; }
.footer-logo { font-size: 2.5rem; font-weight: 700; color: #fff; margin-bottom: 1.5rem; display: inline-block; letter-spacing: 2px; }
.social-links { margin-bottom: 2.5rem; }
.social-links a { display: inline-flex; width: 45px; height: 45px; background: rgba(255,255,255,0.05); color: #fff; justify-content: center; align-items: center; border-radius: 50%; margin: 0 8px; font-size: 1.1rem; transition: var(--transition); }
.social-links a:hover { background: var(--accent); color: var(--primary); transform: translateY(-5px); }
.copyright { font-size: 0.95rem; color: rgba(255,255,255,0.5); border-top: 1px solid rgba(255,255,255,0.1); padding-top: 25px; margin-top: 20px; }

/* --- ANİMASYONLAR --- */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0% { transform: scale(1); opacity: 0.3; } 100% { transform: scale(1.05); opacity: 0.6; } }

/* --- RESPONSIVE / MOBİL --- */
@media (max-width: 991px) {
    .hero h1 { font-size: 3rem; }
    .hero-img { width: 350px; height: 350px; }
    .hero-bg-circle { width: 400px; height: 400px; right: 0; }
    .bio-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .bio-img-wrapper::after { display: none; }
}

@media (max-width: 768px) {
    .navbar .nav-links {
        position: absolute; top: 100%; left: 0; width: 100%; background: #fff;
        flex-direction: column; align-items: center; padding: 2rem 0; gap: 20px;
        box-shadow: 0 15px 30px rgba(0,0,0,0.1); opacity: 0; visibility: hidden;
        transform: translateY(-10px); transition: var(--transition); border-top: 1px solid #eee;
    }
    .navbar .nav-links.active { opacity: 1; visibility: visible; transform: translateY(0); display: flex; }
    .menu-toggle { display: block; }
    
    .hero { height: auto; padding: 140px 0 80px 0; text-align: center; }
    .hero-content { flex-direction: column-reverse; }
    .hero-text { padding-right: 0; margin-top: 40px; }
    .hero-img { width: 250px; height: 250px; border-width: 5px; }
    .hero-bg-circle { display: none; }
    
    .page-header { padding: 130px 0 50px 0; }
    .page-header h1 { font-size: 2.2rem; }
    .article-container { margin: 0; border-radius: 0; padding: 30px 20px; box-shadow: none; }
    
    table th, table td { padding: 12px 10px; font-size: 0.9rem; }
    .contact-info-card, .contact-form { padding: 30px; }
}