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

body, html { 
    height: 100%; 
    font-family: 'Segoe UI', Tahoma, sans-serif; 
    background: #000; 
    overflow-x: hidden;
}

/* NAVBAR */
.navbar {
    width: 100%; 
    position: fixed; 
    top: 0; 
    left: 0; 
    z-index: 1000; 
    min-height: 80px;
    display: flex; 
    align-items: center;
    background-color: rgba(10, 10, 10, 0.85); 
    backdrop-filter: blur(10px); 
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container.main-nav-layout {
    width: 100%; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    padding: 0 60px; 
    gap: 40px;
}

.nav-logo a { 
    color: white; 
    text-decoration: none; 
    font-size: 22px; 
    font-weight: 900; 
    letter-spacing: 2px; 
    text-transform: uppercase; 
    white-space: nowrap; 
}

.nav-separator { 
    width: 1.5px; 
    height: 30px; 
    background-color: rgba(255, 255, 255, 0.3); 
}

.nav-links { 
    list-style: none; 
    display: flex; 
    gap: 25px; 
}

.nav-links > li > a { 
    color: white; 
    text-decoration: none; 
    font-weight: 600; 
    font-size: 16px; 
    padding: 10px 0; 
    display: block; 
    transition: 0.3s;
}

.nav-links > li > a:hover { color: #bbb; }

.dropdown { position: relative; }
.dropdown-content {
    display: none; 
    position: absolute; 
    background-color: #0c0c0c;
    min-width: 200px; 
    top: 100%; 
    left: 50%; 
    transform: translateX(-50%);
    box-shadow: 0 15px 35px rgba(0,0,0,0.8); 
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid #ffffff; 
    padding: 10px 0; 
    z-index: 1100;
}

.dropdown-content a { 
    color: #ddd; 
    padding: 12px 20px; 
    display: block; 
    text-decoration: none; 
    font-size: 15px; 
    text-align: left; 
}

.dropdown-content a:hover { 
    background-color: rgba(255, 255, 255, 0.1); 
    color: white; 
}

.dropdown:hover .dropdown-content { display: block; }

/* TEMALAR */
.hero-section { 
    min-height: 100vh; 
    width: 100%; 
    background-size: cover; 
    background-position: center; 
    background-attachment: fixed; 
    display: flex; 
    align-items: center; 
    justify-content: center;
    padding-top: 80px;
}

.home-theme  { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('images/home-bg.jpg'); }
.pre-theme   { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('images/pre-bg.png'); }
.paleo-theme { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('images/paleo-bg.png'); }
.mezo-theme  { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('images/mezo-bg.png'); }
.seno-theme  { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('images/seno-bg.png'); }

.hero-content { 
    width: 100%;
    max-width: 850px; 
    color: white; 
    text-align: center; 
    padding: 40px 20px; 
}

.hero-content:has(.summary-flex-container) {
    max-width: 1150px;
}

.hero-content h1 { 
    font-size: clamp(2rem, 8vw, 3.2rem);
    font-weight: 900; 
    margin-bottom: 25px; 
    text-transform: uppercase; 
}

.description-text { 
    background: rgba(0, 0, 0, 0.75); 
    padding: 40px; 
    border-radius: 20px; 
    border: 1px solid rgba(255, 255, 255, 0.1); 
    display: flex;
    flex-direction: column;
}

.summary-flex-container {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-top: 25px;
    width: 100%;
}

.summary-desc {
    flex: 1;
    text-align: left;
    line-height: 1.7;
    font-size: 1.1rem;
}

.content-image-box {
    flex: 0 0 380px; 
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.content-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

.image-caption {
    margin-top: 15px;
    font-size: 0.9rem;
    font-style: italic;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.5;
    text-align: left;
}

.info-divider { 
    height: 1px; 
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.3), transparent); 
    margin: 20px 0; 
}

.hero-buttons { 
    text-align: center; 
    margin-top: 50px; 
    width: 100%;
    position: relative;
    z-index: 10;
}

.btn { 
    display: inline-block; 
    padding: 15px 45px; 
    border: 2px solid white; 
    color: white; 
    text-decoration: none; 
    font-weight: bold; 
    text-transform: uppercase; 
    border-radius: 4px; 
    transition: 0.3s; 
    background: transparent;
}

.btn:hover { 
    background: white; 
    color: black !important; 
    transform: translateY(-3px); 
}

/* İLETİŞİM */
.contact-section {
    padding: 80px 20px;
    background-color: #0c0c0c;
    color: white;
    text-align: center;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-section h2 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.contact-section p {
    color: #aaaaaa;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.social-media {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.instagram-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: white;
    background: rgba(255, 255, 255, 0.05);
    padding: 10px 20px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: 0.3s ease;
}

.social-icon { width: 30px; height: 30px; object-fit: contain; }

.instagram-link:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #E1306C;
}

.contact-form { display: flex; flex-direction: column; gap: 15px; }

.form-group input, .form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
}

/* FOOTER */
.site-footer { 
    background-color: #000; 
    color: #aaaaaa; 
    padding: 50px 20px; 
    border-top: 1px solid rgba(255, 255, 255, 0.1); 
    width: 100%; 
}

.footer-container { 
    max-width: 1100px; 
    margin: 0 auto; 
    text-align: center; 
}

.footer-logo { width: clamp(180px, 30vw, 250px); height: auto; margin-bottom: 20px; }

/* MOBİL UYUMLULUK */
@media (max-width: 992px) {
    .nav-container.main-nav-layout { padding: 0 30px; gap: 20px; }
    .hero-content { max-width: 90%; }
}

@media (max-width: 768px) {
   
    .navbar { 
        position: relative;
        height: auto; 
        padding: 20px 0; 
    }
    .nav-container.main-nav-layout { 
        flex-direction: column; 
        gap: 15px; 
        padding: 0 15px; 
    }
    .nav-separator { display: none; }
    .nav-links { 
        flex-wrap: wrap; 
        justify-content: center; 
        gap: 10px; 
    }
    .nav-links > li > a { padding: 5px 10px; font-size: 14px; }
    
    .summary-flex-container { 
        flex-direction: column; 
        align-items: center;
    }
    .summary-desc { text-align: center; }
    .content-image-box { 
        flex: none; 
        width: 100%; 
        max-width: 400px;
        margin-top: 25px; 
    }

    .hero-content { padding-top: 20px; }
    .description-text { padding: 25px 15px; }
    
    .btn { width: 100%; text-align: center; padding: 15px 20px; }
    .hero-buttons { margin-top: 30px; }

    .hero-section { background-attachment: scroll; }
}

@media (max-width: 480px) {
    .nav-logo a { font-size: 18px; }
    .hero-content h1 { margin-bottom: 15px; }
    .instagram-link span { font-size: 12px; }
}