/* ====================================================== */
/* 1. GENEL SIFIRLAMA VE TEMEL AYARLAR */
/* ====================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f8f8f8;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

h1, h2, h3, h4 {
    color: #1a4f8a; /* Kurumsal Mavi */
    margin-bottom: 15px;
}

h2 {
    font-size: 2.5em;
    font-weight: 700;
}

h3 {
    font-size: 1.8em;
    border-left: 5px solid #00a0b0; /* Kurumsal Vurgu Rengi */
    padding-left: 10px;
    margin-top: 30px;
}

p {
    margin-bottom: 20px;
    text-align: justify;
}

/* Link Stil Ayarları */
a {
    text-decoration: none;
    color: #1a4f8a;
    transition: color 0.3s;
}

a:hover {
    color: #00a0b0;
}

/* ====================================================== */
/* 2. HEADER - ORTAK YAPI */
/* ====================================================== */
#main-header {
    background-color: #ffffff;
    border-bottom: 3px solid #00a0b0;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area h1 {
    font-size: 1.8em;
    margin: 0;
    line-height: 1;
}

.logo-area .slogan {
    font-size: 0.8em;
    color: #555;
    margin: 0;
    text-align: left;
}

#main-nav ul {
    list-style: none;
    display: flex;
}

#main-nav ul li a {
    padding: 10px 15px;
    display: block;
    font-weight: 600;
    color: #333;
}

#main-nav ul li a:hover, #main-nav ul li a.active {
    color: #00a0b0;
    border-bottom: 2px solid #00a0b0;
}

.cta-button {
    background-color: #e85a4f; /* Çekici Kırmızı */
    color: white !important;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #c4473e;
}

/* ====================================================== */
/* 3. ANA SAYFA VE İÇERİK STİLLERİ */
/* ====================================================== */

/* Hero Section */
.hero-section {
    background: #e9eef2;
    padding: 60px 0;
    text-align: center;
}

.hero-section h2 {
    font-size: 3em;
    margin-bottom: 10px;
    color: #1a4f8a;
}

.hero-section .subtitle {
    font-size: 1.2em;
    color: #555;
    margin-bottom: 30px;
}

.hero-image {
    width: 80%;
    height: 350px;
    margin: 30px auto;
    border-radius: 8px;
    overflow: hidden; /* Resim boyutuna uyum için */
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Resmi kutuya sığdırmak için */
    border-radius: 8px;
}

.corporate-article {
    padding: 40px 0;
}

.corporate-article article {
    margin-bottom: 40px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #fff;
}

/* ====================================================== */
/* 4. İLETİŞİM VE FORM SİLİNDİ, SADECE BİLGİ ALANI KALDI */
/* ====================================================== */
.contact-grid {
    /* Tek sütun kalacak şekilde düzenlendi */
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px 0;
}

.contact-info-area {
    /* İletişim bilgileri alanını ortalamak için */
    max-width: 600px; 
    margin: 0 auto;
    text-align: center;
}

.contact-info-area h3 {
    border: none;
    padding-left: 0;
    font-size: 1.5em;
    text-align: center;
}

.contact-info-area p {
    text-align: center;
    margin-bottom: 10px;
}

.contact-map {
    margin-top: 30px;
    height: 300px;
    background: #ccc; 
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    color: #333;
}

/* SSS Alanı (SEO için 1000 kelime taktiği) */
.faq-section {
    background-color: #fff;
    padding: 40px 0;
    border-top: 1px solid #eee;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 30px;
}

.faq-item {
    margin-bottom: 25px;
    padding: 15px;
    border-left: 4px solid #1a4f8a;
    background-color: #f9f9f9;
}

.faq-item h4 {
    color: #1a4f8a;
    font-size: 1.1em;
    cursor: pointer;
    margin-bottom: 5px;
}

.faq-item p {
    margin-top: 10px;
    display: block;
    font-size: 0.95em;
    color: #555;
}


/* ====================================================== */
/* 5. FOOTER - ORTAK YAPI */
/* ====================================================== */
#main-footer {
    background-color: #333;
    color: #ccc;
    padding: 40px 0 20px 0;
    font-size: 0.9em;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    border-bottom: 1px solid #444;
    padding-bottom: 30px;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: #ffffff;
    margin-bottom: 15px;
    border-bottom: 2px solid #00a0b0;
    padding-bottom: 5px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col a {
    color: #ccc;
}

.footer-col a:hover {
    color: #00a0b0;
}

.contact-info address, .contact-info p {
    margin-bottom: 10px;
    line-height: 1.5;
    text-align: left; /* Footer içinde normal hizalama */
}

.social-links a {
    display: inline-block;
    background-color: #444;
    padding: 5px 10px;
    border-radius: 3px;
    margin-right: 8px;
}

.copyright {
    text-align: center;
    padding-top: 10px;
    color: #888;
}