:root {
    --dp-dark: #121416;
    --dp-dark-secondary: #1a1d20;
    --dp-red: #d00000;
    --dp-red-hover: #a00000;
    --dp-gray: #f8f9fa;
    --dp-text-muted: #adb5bd;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #ffffff;
    color: #333333;
    overflow-x: hidden;
}

/* --- MODERN NAVIGATION WORKAROUND (3+LOGO+3) --- */
.navbar-custom {
    background-color: var(--dp-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0 !important;
    position: relative;
}

.navbar-custom .nav-link {
    color: #e9ecef !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-custom .nav-link:hover, 
.navbar-custom .nav-link:focus,
.navbar-custom .dropdown-item:hover {
    color: var(--dp-red) !important;
}

.navbar-custom .dropdown-menu {
    background-color: var(--dp-dark-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 10px;
}

.navbar-custom .dropdown-item {
    color: #e9ecef;
    padding: 0.6rem 1.5rem;
    transition: all 0.2s ease;
}

/* --- MASAÜSTÜ LOGO VE KUTU YERLEŞİMİ (992px ve Üzeri) --- */
@media (min-width: 992px) {
    .navbar-custom .navbar-nav {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .nav-block-left, .nav-block-right {
        display: flex;
        align-items: center;
        gap: 1.5rem;
        width: 38%; 
    }
    
    .nav-block-left { justify-content: flex-end; }
    .nav-block-right { justify-content: flex-start; }

    .navbar-custom .nav-link {
        padding: 1.5rem 0 !important;
    }

    /* 1px border'lı kare kutu katmanı */
    .navbar-brand-box {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        width: 240px;
        height: 110px;
        background-color: #121416; 
        border: 1px solid rgba(255, 255, 255, 0.2); 
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 999;
        overflow: hidden;
        box-shadow: 0 4px 20px rgba(0,0,0,0.5);
        margin:20px 0;
    }
    
    .navbar-brand-box img {
        max-height: 65px;
        width: auto;
        display: block;
    }

    /* Sürekli parıltı efekti */
    .navbar-brand-box::after {
        content: '';
        position: absolute;
        top: 0;
        left: -150%;
        width: 50%;
        height: 100%;
        background: linear-gradient(
            to right, 
            rgba(255, 255, 255, 0) 0%, 
            rgba(255, 255, 255, 0.25) 50%, 
            rgba(255, 255, 255, 0) 100%
        );
        transform: skewX(-25deg);
        animation: shineEffect 4s infinite ease-in-out;
    }
}

/* --- MOBİL UYUMLULUK VE PATLAMA DÜZELTMESİ (991px ve Altı) --- */
@media (max-width: 991px) {
    .navbar-brand-box {
        display: none;
    }
    
    .nav-block-left, .nav-block-right {
        display: block;
        width: 100%;
    }
    
    .navbar-custom .nav-link {
        padding: 0.8rem 1rem !important;
    }
    
    .navbar-nav {
        padding: 1rem 0;
    }

    .navbar-toggler {
        margin: 0.8rem 0;
    }
}

@keyframes shineEffect {
    0% { left: -150%; }
    30% { left: 150%; }
    100% { left: 150%; }
}

/* --- SLIDER / CAROUSEL --- */
.carousel-item {
    height: 90vh; /* Yüksekliği %90'a çıkardık */
    min-height: 550px; /* Minimum dikey sınırı artırdık */
    background: #000;
}

.carousel-item img {
    object-fit: cover;
    opacity: 0.65;
    height: 100%;
    width: 100%;
}

.carousel-caption {
    bottom: 15%;
    z-index: 10;
    left: 5% !important;
    right: 5% !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    width: 90% !important;
}

.carousel-caption h2 {
    font-size: 1.8rem;
    font-weight: 700;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.8);
    word-wrap: break-word;
    overflow-wrap: break-word;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.carousel-caption .btn {
    display: inline-block;
    width: auto;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .carousel-item {
        height: 90vh; /* Büyük ekranlarda da yüksekliği %90 olarak senkronize ettik */
    }
    .carousel-caption {
        bottom: 25%;
        left: 15% !important;
        right: 15% !important;
        width: 70% !important;
    }
    .carousel-caption h2 {
        font-size: 2.8rem;
    }
}

/* --- SECTIONS --- */
.section-padding {
    padding: 5rem 0;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 3rem 0;
    }
}

.section-title {
    font-weight: 700;
    position: relative;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 60px;
    height: 4px;
    background-color: var(--dp-red);
}

.section-title.text-center::after {
    left: 50%;
    transform: translateX(-50%);
}

/* --- BUTTONS --- */
.btn-dp-red {
    background-color: var(--dp-red);
    color: white;
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 4px;
    border: none;
    transition: all 0.3s ease;
}

.btn-dp-red:hover {
    background-color: var(--dp-red-hover);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(208, 0, 0, 0.3);
}

/* --- E-KATALOG BANNER --- */
.catalog-banner {
    background: linear-gradient(135deg, var(--dp-dark) 0%, var(--dp-dark-secondary) 100%);
    color: white;
    border-radius: 8px;
    padding: 3.5rem 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* --- TESTIMONIALS --- */
.testimonial-section {
    background-color: var(--dp-gray);
}

.testimonial-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    height: 100%;
    border-top: 4px solid var(--dp-red);
}

.testimonial-text {
    font-style: italic;
    color: #555;
    font-size: 0.95rem;
}

/* --- CONTACT & FORM --- */
.contact-icon-box {
    width: 50px;
    height: 50px;
    background-color: rgba(208, 0, 0, 0.1);
    color: var(--dp-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-right: 1rem;
    flex-shrink: 0;
}

.form-control:focus {
    border-color: var(--dp-red);
    box-shadow: 0 0 0 0.25rem rgba(208, 0, 0, 0.25);
}

/* --- FOOTER --- */
footer {
    background-color: var(--dp-dark);
    color: var(--dp-text-muted);
    border-top: 4px solid var(--dp-red);
}

footer h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

footer a {
    color: var(--dp-text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

footer a:hover {
    color: white;
}

footer .social-icons a {
    font-size: 1.3rem;
    margin-right: 1rem;
    display: inline-block;
    transition: transform 0.2s ease;
}

footer .social-icons a:hover {
    color: var(--dp-red);
    transform: translateY(-3px);
}

 /* Newsletter Form Placeholder Stilleri */
#newsletter-form .form-control::placeholder {
      color: #ffffff;
       opacity: 0.7;
}
        
#newsletter-form .form-control::placeholder:focus {
    opacity: 1;
}