/* Font ve İkon Kütüphaneleri */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css');

/* Genel Sıfırlama */
body {
    font-family: 'Montserrat', sans-serif;
    background-color: #f4f7f6;
    color: #333333;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- HEADER & NAVİGASYON --- */
header {
    height: 90px;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
}

header img {
    height: 65px;
    width: auto;
}

.nav-menu a {
    color: #002D72;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-left: 30px;
    transition: 0.3s ease;
}

.nav-menu a:hover { color: #c5a059; }

/* --- FOOTER AYARLARI --- */
.footer-logo-wrap img {
    height: 65px !important;
    width: auto !important;
}

/* --- HERO ALANI --- */
.hero {
    height: 85vh;
    position: relative;
    background-image: url('/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 0 5%;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 45, 114, 0.75);
    z-index: 1;
}

.intro-logo-static, .hero h1, .hero p, .btn-send {
    position: relative;
    z-index: 2;
}

.intro-logo-static {
    width: 100% !important;
    max-width: 600px !important;
    opacity: 0;
    animation: fadeInSoft 1.8s ease-out forwards;
    animation-delay: 0.3s;
    display: flex;
    justify-content: center;
    margin-bottom: 5px;
}

.intro-logo-static img {
    width: 100% !important;
    height: auto !important;
    display: block;
}

@keyframes fadeInSoft {
    0% { opacity: 0; transform: scale(0.9); filter: blur(8px); }
    100% { opacity: 1; transform: scale(1); filter: blur(0); }
}

.hero h1 {
    font-size: 3.5rem;
    letter-spacing: 6px;
    margin: 0 0 15px 0;
    font-weight: 700;
    text-transform: uppercase;
}

.hero p {
    font-size: 1.3rem;
    max-width: 750px;
    opacity: 0.95;
    margin: 0 0 35px 0;
}

/* --- KONTEYNER VE KARTLAR --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 5%; }

.section-title {
    text-align: center;
    margin: 80px 0 40px;
    color: #002D72;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-size: 2.2rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding-bottom: 60px;
}

.card {
    background: #fff;
    border-radius: 12px;
    padding: 50px 30px;
    text-align: center;
    transition: 0.4s ease;
    box-shadow: 0 8px 25px rgba(0,0,0,0.05);
    border-top: 7px solid #002D72;
}

.card:hover { transform: translateY(-12px); border-top-color: #c5a059; }

.card i { font-size: 3.5rem; color: #c5a059; margin-bottom: 25px; }

/* --- İLETİŞİM SAYFASI ÖZEL --- */
.contact-wrapper {
    display: flex;
    padding: 80px 0;
    gap: 50px;
    align-items: flex-start;
}

.contact-info { flex: 1; }

.contact-form-box {
    flex: 1.2;
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.05);
    border-top: 10px solid #002D72;
}

.form-group { margin-bottom: 20px; text-align: left; }

.form-group label {
    display: block;
    font-weight: 700;
    color: #002D72;
    margin-bottom: 8px;
    font-size: 13px;
    text-transform: uppercase;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    box-sizing: border-box;
}

/* --- BUTONLAR --- */
.btn-send {
    background: #c5a059;
    color: white;
    border: none;
    padding: 18px 55px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: inline-block;
}

.btn-send:hover { background: #001a44; transform: translateY(-2px); }

/* --- MOBİL UYUMLULUK --- */
@media (max-width: 768px) {
    header {
        height: auto !important;
        flex-direction: column !important;
        padding: 15px 5% !important;
        gap: 10px;
    }

    header img {
        height: 50px !important;
        width: auto !important;
        margin-bottom: 5px;
    }

    .nav-menu {
        display: flex !important;
        justify-content: center !important;
        flex-wrap: wrap !important;
        width: 100%;
    }

    .nav-menu a {
        margin: 5px 10px !important;
        font-size: 11px !important;
        letter-spacing: 1px !important;
    }

    footer {
        padding: 40px 5% !important;
        text-align: center !important;
    }

    footer > div {
        flex-direction: column !important;
        justify-content: center !important;
        gap: 30px !important;
    }

    .footer-logo-wrap {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .footer-logo-wrap img {
        height: 45px !important;
    }

    .footer-info {
        text-align: center !important;
        width: 100%;
    }

    .footer-info p {
        font-size: 14px !important;
    }

    .hero { 
        height: 70vh !important; 
        background-attachment: scroll; 
    }
    
    .hero h1 { 
        font-size: 1.8rem !important; 
        letter-spacing: 3px !important; 
    }

    .hero p {
        font-size: 1rem !important;
        margin-bottom: 25px !important;
    }

    .intro-logo-static { 
        max-width: 85% !important; 
    }

    .section-title {
        font-size: 1.6rem !important;
    }

    .contact-wrapper { 
        flex-direction: column !important; 
        padding: 40px 5% !important; 
    }
}

/* --- KARANLIK MOD (DARK MODE) --- */
@media (prefers-color-scheme: dark) {
    /* Sadece Header'daki logoyu beyaza çevirir, Footer'a karışmaz */
    header img {
        filter: brightness(0) invert(1) !important;
    }

    header {
        background: #121212 !important;
    }

    .nav-menu a {
        color: #ffffff !important;
    }

    body {
        background-color: #1a1a1a !important;
        color: #f4f7f6 !important;
    }
}