/* Çiloğlu Şirketler Grubu - Ana Sayfa (index) Özel Stili */

/* Kurumsal Renk Paleti */
        :root {
            --brand-blue: #0A2440;
            --brand-gold: #C2A059;
            --light-bg: #f8f9fa;
        }

        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            color: #333;
            overflow-x: hidden;
            margin-top: 0;
        }

        /* ŞEFFAF BAŞLAYAN VE KAYDIRINCA DEĞİŞEN NAVBAR */
        .navbar {
            background-color: transparent;
            box-shadow: none;
            transition: background-color 0.4s ease-in-out, box-shadow 0.4s ease-in-out;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            padding: 15px 0;
        }

        .navbar-logo {
            transition: filter 0.4s ease-in-out, transform 0.3s ease;
            filter: brightness(0) invert(1);
        }

        .navbar-toggler {
            border-color: rgba(255, 255, 255, 0.4) !important;
            padding: 6px 10px;
        }

        .navbar-toggler-icon {
            filter: brightness(0) invert(1);
            transition: filter 0.3s ease;
        }

        .navbar .nav-link {
            color: #fff !important;
            font-weight: 600;
            transition: color 0.3s ease, background-color 0.3s ease;
            padding: 8px 15px !important;
        }

        .navbar .dropdown-toggle::after {
            color: #fff;
        }

        .navbar .nav-link:hover {
            color: var(--brand-gold) !important;
        }

        @media (min-width: 992px) {
            .navbar .nav-item.dropdown:hover .dropdown-menu {
                display: block;
                margin-top: 0;
                animation: smoothFadeIn 0.3s ease forwards;
            }
        }

        @keyframes smoothFadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .navbar.scrolled {
            background-color: rgba(255, 255, 255, 0.98);
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            padding: 8px 0;
        }

        .navbar.scrolled .navbar-logo { filter: none; }
        .navbar.scrolled .navbar-toggler-icon { filter: none; }
        .navbar.scrolled .navbar-toggler { border-color: rgba(10, 36, 64, 0.2) !important; }
        .navbar.scrolled .nav-link { color: var(--brand-blue) !important; }
        .navbar.scrolled .dropdown-toggle::after { color: var(--brand-blue); }
        .navbar.scrolled .nav-link:hover { color: var(--brand-gold) !important; }

        /* TAM EKRAN STABIL SLIDER */
        .full-screen-carousel .carousel-item {
            height: 100vh;
            min-height: 100vh;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .full-screen-carousel .carousel-item::before {
            content: "";
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: linear-gradient(to bottom, rgba(10, 36, 64, 0.85), rgba(10, 36, 64, 0.65));
            z-index: 1;
        }

        .full-screen-carousel .slider-content {
            position: relative;
            z-index: 2;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: white;
            padding: 0 20px;
        }

        .slider-content h1 {
            font-size: 3.8rem;
            font-weight: 700;
            text-shadow: 2px 2px 15px rgba(0,0,0,0.6);
        }

        .slider-content p {
            font-size: 1.35rem;
            max-width: 800px;
            text-shadow: 1px 1px 8px rgba(0,0,0,0.6);
        }

        h2.section-title {
            color: var(--brand-blue);
            font-weight: bold;
            margin-bottom: 40px;
            text-align: center;
            position: relative;
            padding-bottom: 15px;
        }
        h2.section-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--brand-gold);
        }

        #is-ortaklarimiz {
            background: linear-gradient(180deg, #ffffff 0%, #f4f7fa 100%);
        }

        .partner-card {
            background: #ffffff;
            border: none;
            border-radius: 16px;
            padding: 35px 20px;
            text-align: center;
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            position: relative;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 180px;
        }

        .partner-card::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0; width: 100%; height: 4px;
            background: linear-gradient(90deg, var(--brand-blue), var(--brand-gold));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .partner-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 38px rgba(10, 36, 64, 0.07);
        }

        .partner-card:hover::after { transform: scaleX(1); }

        .partner-logo-wrap {
            height: 150px;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
        }

        .partner-logo {
            max-height: 150px;
            max-width: 90%;
            object-fit: contain;
            filter: grayscale(100%);
            opacity: 0.45;
            transition: all 0.4s ease;
        }

        .partner-card:hover .partner-logo {
            filter: grayscale(0%);
            opacity: 1;
        }

        .partner-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--brand-blue);
            margin-top: 15px;
            opacity: 0;
            transform: translateY(10px);
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .partner-card:hover .partner-link {
            opacity: 1;
            transform: translateY(0);
            color: var(--brand-gold);
        }

        .stats-wrapper {
            margin-top: 60px;
            padding-top: 50px;
            border-top: 1px dashed #e2e8f0;
        }

        .stat-box {
            text-align: center;
            padding: 30px 20px;
            background: #ffffff;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(10, 36, 64, 0.02);
            border: 1px solid #f0f4f8;
        }

        .stat-icon {
            font-size: 2.5rem;
            color: var(--brand-gold);
            margin-bottom: 15px;
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--brand-blue);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-text {
            font-size: 1.05rem;
            font-weight: 600;
            color: #5a6a85;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        #gallerySlider {
            position: relative;
            padding: 0 50px;
        }

        .gallery-thumb-card {
            position: relative;
            overflow: hidden;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.06);
            border: 3px solid #fff;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .gallery-thumb-card img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            display: block;
        }

        .gallery-thumb-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 25px rgba(10, 36, 64, 0.15);
        }

        .gallery-ctrl-btn {
            width: 42px;
            height: 42px;
            background-color: var(--brand-blue);
            border-radius: 50%;
            top: 50%;
            transform: translateY(-50%);
            opacity: 0.85;
            transition: all 0.3s ease;
        }

        .gallery-ctrl-btn:hover {
            background-color: var(--brand-gold);
            opacity: 1;
        }

        .gallery-ctrl-btn.carousel-control-prev { left: -5px; }
        .gallery-ctrl-btn.carousel-control-next { right: -5px; }

        .social-media-box { margin-top: 20px; }

        .social-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: #fff;
            color: var(--brand-blue);
            font-size: 1.3rem;
            margin-right: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.06);
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            text-decoration: none;
            border: 1px solid #eef2f5;
        }

        .social-btn.facebook:hover { background-color: #1877F2; color: #fff; transform: translateY(-4px); }
        .social-btn.instagram:hover { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); color: #fff; transform: translateY(-4px); }

        .site-map-links a { transition: color 0.2s ease, padding-left 0.2s ease; }
        .site-map-links a:hover { color: var(--brand-gold) !important; padding-left: 5px; }

        .whatsapp-float {
            position: fixed;
            width: 60px;
            height: 60px;
            bottom: 30px;
            right: 30px;
            background-color: #25d366;
            color: #fff;
            border-radius: 50%;
            text-align: center;
            font-size: 32px;
            box-shadow: 2px 3px 15px rgba(0, 0, 0, 0.25);
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .whatsapp-float:hover { transform: scale(1.1); color: #fff; }

        .scroll-top-btn {
            position: fixed;
            width: 50px;
            height: 50px;
            bottom: 105px;
            right: 35px;
            background-color: var(--brand-blue);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 20px;
            box-shadow: 2px 3px 15px rgba(0, 0, 0, 0.2);
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            opacity: 0;
            visibility: hidden;
            transform: translateY(15px);
        }

        .scroll-top-btn.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .scroll-top-btn:hover {
            background-color: var(--brand-gold);
            transform: translateY(-5px);
        }

        footer {
            background-color: var(--brand-blue);
            color: white;
            padding: 30px 0;
            border-top: 3px solid var(--brand-gold);
        }

        section {
            scroll-margin-top: 80px;
        }

        @media (max-width: 991.98px) {
            .full-screen-carousel .carousel-item {
                height: 100vh !important;
                min-height: 100vh !important;
            }
            .slider-content h1 { font-size: 2.1rem; padding: 0 10px; }
            .slider-content p { font-size: 1rem; padding: 0 10px; }

            .navbar-offcanvas {
                width: 280px !important;
                background-color: var(--brand-blue) !important;
                border-left: 2px solid var(--brand-gold);
            }

            .navbar-offcanvas .offcanvas-body { padding: 25px 20px; }

            .navbar-offcanvas .nav-link {
                color: #fff !important;
                font-size: 1.1rem;
                padding: 12px 15px !important;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                border-radius: 6px;
                margin-bottom: 5px;
            }

            .navbar.scrolled .navbar-offcanvas .nav-link { color: #fff !important; }
            .navbar.scrolled .navbar-offcanvas .dropdown-toggle::after { color: #fff !important; }

            .navbar-offcanvas .nav-link:hover {
                background-color: rgba(255, 255, 255, 0.05);
                color: var(--brand-gold) !important;
            }

            .navbar-offcanvas .dropdown-menu {
                background-color: rgba(0, 0, 0, 0.15) !important;
                border: none;
                margin-top: 5px;
                padding-left: 15px;
            }

            .navbar-offcanvas .dropdown-item {
                color: rgba(255,255,255,0.85) !important;
                padding: 10px 15px;
            }

            .partner-card { min-height: 140px; padding: 20px 15px; }
            .partner-logo { max-height: 52px; }
            .partner-link { opacity: 1; transform: translateY(0); font-size: 0.8rem; }
            .stat-number { font-size: 2.2rem; }
            .stat-text { font-size: 0.9rem; }
            #gallerySlider { padding: 0; }
            .gallery-ctrl-btn.carousel-control-prev { left: 5px; }
            .gallery-ctrl-btn.carousel-control-next { right: 5px; }
            .gallery-thumb-card img { height: 130px; }
            .whatsapp-float { width: 50px; height: 50px; font-size: 26px; bottom: 20px; right: 20px; }
            .scroll-top-btn { width: 42px; height: 42px; font-size: 16px; bottom: 82px; right: 24px; }
        }

/* ================================
   TAM EKRAN TANITIM VİDEOSU (Hero Video Modu)
   ================================ */
.hero-video-wrap {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    overflow: hidden;
    background-color: var(--brand-blue);
}
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    z-index: 0;
}
.hero-video-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(10, 36, 64, 0.75), rgba(10, 36, 64, 0.55));
    z-index: 1;
}
.hero-video-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}

@media (max-width: 991.98px) {
    .hero-video-wrap { height: 100vh; min-height: 100vh; }
}