/* =============================================
   BİLSAN TEKNOLOJİ - ANA STİL DOSYASI
   Renk Paleti: Turuncu (#FF6600) & Siyah (#000000)
   ============================================= */

:root {
    --orange: #FF6600;
    --orange-dark: #cc5200;
    --orange-light: #ff8533;
    --black: #000000;
    --dark: #1a1a1a;
    --gray-dark: #333333;
    --gray: #666666;
    --gray-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 40px rgba(255,102,0,0.2);
    --transition: all 0.3s ease;
    --radius: 12px;
    --font: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font);
    color: var(--gray-dark);
    background: var(--white);
}

/* =============================================
   TOP BAR
   ============================================= */
.top-bar {
    background: var(--dark);
    color: var(--white);
    font-size: 0.8rem;
    padding: 6px 0;
    border-bottom: 2px solid var(--orange);
}

    .top-bar a {
        color: var(--white);
        text-decoration: none;
    }

        .top-bar a:hover {
            color: var(--orange);
        }

/* =============================================
   NAVBAR
   ============================================= */
.navbar-bilsan {
    background: rgba(0,0,0,0.95);
    backdrop-filter: blur(10px);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    transition: var(--transition);
}

    .navbar-bilsan .nav-link {
        color: rgba(255,255,255,0.85) !important;
        font-weight: 500;
        font-size: 0.9rem;
        padding: 8px 16px !important;
        border-radius: 6px;
        transition: var(--transition);
        letter-spacing: 0.3px;
    }

        .navbar-bilsan .nav-link:hover,
        .navbar-bilsan .nav-link.active {
            color: var(--orange) !important;
            background: rgba(255,102,0,0.1);
        }

.brand-text {
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
}

.brand-highlight {
    color: var(--orange);
}

.btn-contact {
    background: var(--orange) !important;
    color: var(--white) !important;
    border-radius: 25px !important;
    padding: 8px 20px !important;
    margin-left: 10px;
}

    .btn-contact:hover {
        background: var(--orange-dark) !important;
        color: var(--white) !important;
    }

/* Dropdown */
.dropdown-menu-bilsan {
    background: var(--dark);
    border: 1px solid rgba(255,102,0,0.2);
    border-radius: var(--radius);
    min-width: 220px;
}

    .dropdown-menu-bilsan .dropdown-item {
        color: rgba(255,255,255,0.8);
        padding: 10px 20px;
        font-size: 0.9rem;
        transition: var(--transition);
    }

        .dropdown-menu-bilsan .dropdown-item:hover {
            background: rgba(255,102,0,0.15);
            color: var(--orange);
        }

/* =============================================
   HERO SLIDER
   ============================================= */
.hero-slider {
    height: 90vh;
    min-height: 500px;
}

.hero-slide {
    height: 90vh;
    min-height: 500px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(255,102,0,0.15) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
    line-height: 1.6;
}

.swiper-button-next, .swiper-button-prev {
    color: var(--orange) !important;
}

/* =============================================
   BUTONLAR
   ============================================= */
.btn-bilsan-primary {
    background: var(--orange);
    color: var(--white);
    border: none;
    border-radius: 30px;
    padding: 12px 32px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255,102,0,0.4);
}

    .btn-bilsan-primary:hover {
        background: var(--orange-dark);
        color: var(--white);
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(255,102,0,0.5);
    }

.btn-outline-orange {
    border: 2px solid var(--orange);
    color: var(--orange);
    border-radius: 25px;
    padding: 8px 24px;
    font-weight: 600;
    transition: var(--transition);
    background: transparent;
}

    .btn-outline-orange:hover {
        background: var(--orange);
        color: var(--white);
    }

.btn-bilsan-sm {
    background: var(--orange);
    color: var(--white);
    border-radius: 20px;
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    border: none;
}

    .btn-bilsan-sm:hover {
        background: var(--orange-dark);
        color: var(--white);
        transform: translateX(4px);
    }

/* =============================================
   QUICK ACCESS KUTULARI
   ============================================= */
.quick-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    height: 100%;
}

    .quick-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-hover);
        border-bottom-color: var(--orange);
    }

.quick-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--orange), var(--orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: var(--white);
    box-shadow: 0 8px 20px rgba(255,102,0,0.3);
}

.quick-card h4 {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.quick-card p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* =============================================
   SECTION HEADER
   ============================================= */
.section-badge {
    display: inline-block;
    background: rgba(255,102,0,0.1);
    color: var(--orange);
    border: 1px solid rgba(255,102,0,0.3);
    border-radius: 20px;
    padding: 4px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--dark);
}

.text-orange {
    color: var(--orange) !important;
}

/* =============================================
   ÜRÜN KARTLARI
   ============================================= */
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

    .product-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
    }

.product-img-wrap {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--gray-light);
}

    .product-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }

.product-card:hover .product-img-wrap img {
    transform: scale(1.05);
}

.badge-logo {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--orange);
    color: var(--white);
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 12px;
}

.product-card-body {
    padding: 20px;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin: 8px 0;
}

.product-desc {
    font-size: 0.85rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 16px;
}

/* =============================================
   PARTNER LOGO BAR
   ============================================= */
.partners-bar {
    background: var(--dark);
}

.partner-logo-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
    padding: 10px 20px;
    filter: grayscale(100%) brightness(2);
    transition: var(--transition);
}

    .partner-logo-wrap:hover {
        filter: none;
    }

.partner-logo {
    max-height: 50px;
    max-width: 120px;
    object-fit: contain;
}

.partner-name-text {
    color: white;
    font-weight: 700;
    font-size: 1rem;
}

/* =============================================
   REFERANS KARTLARI
   ============================================= */
.ref-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

    .ref-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
    }

.ref-logo {
    max-height: 70px;
    max-width: 140px;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition);
}

.ref-card:hover .ref-logo {
    filter: none;
}

/* =============================================
   CTA SECTION
   ============================================= */
.cta-section {
    background: linear-gradient(135deg, var(--dark) 0%, #2d1a0a 100%);
    color: var(--white);
}

    .cta-section h2 {
        font-weight: 800;
        color: var(--white);
    }

/* =============================================
   FOOTER
   ============================================= */
.footer-main {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
}

.footer-brand {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
}

    .footer-brand span {
        color: var(--orange);
    }

.footer-heading {
    color: var(--orange);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

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

    .footer-links a {
        color: rgba(255,255,255,0.6);
        text-decoration: none;
        font-size: 0.9rem;
        transition: var(--transition);
    }

        .footer-links a:hover {
            color: var(--orange);
            padding-left: 4px;
        }

.badge-partner {
    background: rgba(255,102,0,0.15);
    color: var(--orange);
    border: 1px solid rgba(255,102,0,0.3);
    border-radius: 12px;
    padding: 4px 12px;
    font-size: 0.75rem;
    margin-right: 6px;
    margin-bottom: 6px;
    display: inline-block;
}

/* =============================================
   ADMİN PANEL
   ============================================= */
.admin-sidebar {
    background: var(--dark);
    min-height: 100vh;
    width: 260px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: var(--transition);
}

    .admin-sidebar .sidebar-brand {
        padding: 24px 20px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        background: rgba(255,102,0,0.1);
    }

    .admin-sidebar .nav-link {
        color: rgba(255,255,255,0.7) !important;
        padding: 12px 20px;
        border-radius: 0;
        display: flex;
        align-items: center;
        gap: 12px;
        transition: var(--transition);
        font-size: 0.9rem;
    }

        .admin-sidebar .nav-link:hover,
        .admin-sidebar .nav-link.active {
            background: rgba(255,102,0,0.15);
            color: var(--orange) !important;
            border-left: 3px solid var(--orange);
        }

        .admin-sidebar .nav-link i {
            width: 20px;
            text-align: center;
        }

.admin-content {
    margin-left: 260px;
    padding: 24px;
    min-height: 100vh;
    background: #f0f2f5;
}

.admin-topbar {
    background: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--orange);
    transition: var(--transition);
}

    .stat-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
    }

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--orange);
}

.stat-label {
    color: var(--gray);
    font-size: 0.85rem;
}

.admin-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.admin-card-header {
    background: var(--dark);
    color: var(--white);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.admin-card-body {
    padding: 20px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 992px) {
    .admin-sidebar {
        transform: translateX(-260px);
    }

        .admin-sidebar.open {
            transform: translateX(0);
        }

    .admin-content {
        margin-left: 0;
    }

    .hero-slider, .hero-slide {
        height: 60vh;
    }
}

@media (max-width: 768px) {
    .top-bar .col-md-4 {
        display: none;
    }

    .hero-title {
        font-size: 1.8rem;
    }
}

/* =============================================
   KARİYER SAYFASI
   ============================================= */
.process-step {
    position: relative;
    padding: 20px;
}

.process-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--orange), var(--orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    box-shadow: 0 8px 20px rgba(255, 102, 0, 0.3);
}

.process-step::after {
    content: '';
    position: absolute;
    top: 50px;
    right: -30px;
    width: 60px;
    height: 2px;
    background: var(--orange);
    display: none;
}

@media (min-width: 768px) {
    .process-step::after {
        display: block;
    }

    .col-md-3:last-child .process-step::after {
        display: none;
    }
}

.upload-area:hover {
    border-color: var(--orange) !important;
    background-color: rgba(255, 102, 0, 0.03);
}

.border-dashed {
    border-style: dashed !important;
}

.accordion-button:not(.collapsed) {
    background-color: rgba(255, 102, 0, 0.1);
    color: var(--orange);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 102, 0, 0.25);
}