/* ===== FNS İnşaat Web Sitesi Ana CSS Dosyası ===== */

/* ===== GENEL STİLLER ===== */
:root {
    /* Ana Renkler - Profesyonel ve Modern */
    --primary-color: #2C3E50;          /* Dark Blue Gray - Ana marka rengi */
    --primary-light: #34495E;          /* Lighter Blue Gray */
    --primary-dark: #1B2631;           /* Darker Blue Gray */
    
    /* İkincil Renkler - Vurgu için */
    --secondary-color: #3498DB;        /* Blue - Modern vurgu */
    --secondary-light: #5DADE2;        /* Light Blue */
    --secondary-dark: #2980B9;         /* Dark Blue */
    
    /* Aksan Renkler - Başarı ve güven */
    --accent-color: #27AE60;           /* Green - Başarı rengi */
    --accent-light: #58D68D;           /* Light Green */
    --accent-dark: #1E8449;            /* Dark Green */
    
    /* Nötr Renkler - Profesyonel */
    --success-color: #27AE60;          /* Green */
    --warning-color: #F39C12;          /* Orange */
    --danger-color: #E74C3C;           /* Red */
    --info-color: #3498DB;             /* Blue */
    
    /* Gri Tonları - Modern ve temiz */
    --light-color: #F8F9FA;            /* Very Light Gray */
    --dark-color: #2C3E50;             /* Dark Blue Gray */
    --white-color: #FFFFFF;            /* White */
    --gray-color: #95A5A6;             /* Medium Gray */
    --gray-light-color: #ECF0F1;       /* Light Gray */
    --gray-dark-color: #7F8C8D;        /* Dark Gray */
    
    /* Gölge ve Efektler */
    --shadow: 0 0.125rem 0.25rem rgba(44, 62, 80, 0.1);
    --shadow-lg: 0 0.5rem 1rem rgba(44, 62, 80, 0.15);
    --border-radius: 0.5rem;
    --transition: all 0.3s ease;
    
    /* Gradient Renkler - Modern ve profesyonel */
    --gradient-primary: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
    --gradient-secondary: linear-gradient(135deg, #3498DB 0%, #5DADE2 100%);
    --gradient-accent: linear-gradient(135deg, #27AE60 0%, #58D68D 100%);
    --gradient-hero: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(52, 73, 94, 0.9) 100%);
}

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

/* Mobil overflow fix - Global */
body {
    overflow-x: hidden;
    max-width: 100vw;
    position: relative;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white-color);
    padding-top: 80px; /* Fixed navbar için */
    overflow-x: hidden; /* Mobil kayma sorununu önler */
    max-width: 100vw;
    position: relative;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-weight: 700;
}

.lead {
    font-size: 1.125rem;
    font-weight: 400;
}

/* ===== MODERN NAVIGATION ===== */
.navbar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    background: rgba(255, 255, 255, 0.774) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 8px 32px rgba(44, 62, 80, 0.1) !important;
    padding: 0.2rem 0 !important;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 8px 32px rgba(44, 62, 80, 0.15) !important;
    padding: 0.5rem 0 !important;
}

/* Navbar'da focus outline'ları kaldır */
.navbar:focus,
.navbar:focus-within {
    outline: none;
    box-shadow: none;
}

/* Logo Styling */
.navbar-brand {
    font-weight: 700;
    color: var(--primary-color) !important;
    transition: all 0.3s ease !important;
    position: relative;
    padding: 0.5rem 0 !important;
    margin-right: 2rem !important;
}

.navbar-brand:hover {
    color: var(--secondary-color) !important;
    transform: scale(1.02);
}

.logo-img {
    transition: all 0.3s ease;
    filter: brightness(1);
    height: 65px !important;
    width: auto !important;
}

/* Navbar Container Layout */
.navbar .container {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
}

.navbar-collapse {
    flex-grow: 0 !important;
}

/* Navigation Links */
.navbar-nav .nav-link {
    font-weight: 500 !important;
    font-size: 15px !important;
    color: var(--dark-color) !important;
    padding: 0.75rem 1.25rem !important;
    margin: 0 0.25rem !important;
    border-radius: 8px !important;
    position: relative !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    overflow: hidden !important;
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.1), transparent);
    transition: left 0.5s ease;
}

.navbar-nav .nav-link:hover::before {
    left: 100%;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background: rgba(52, 152, 219, 0.08) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.2) !important;
}

.navbar-nav .nav-link.active {
    color: var(--white-color) !important;
    background: var(--gradient-primary) !important;
    box-shadow: 0 4px 15px rgba(44, 62, 80, 0.3) !important;
    transform: translateY(-1px) !important;
}

.navbar-nav .nav-link.active:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 6px 20px rgba(44, 62, 80, 0.4) !important;
}

/* Mobile Toggle Button */
.custom-toggler {
    border: none !important;
    padding: 0.5rem !important;
    width: 40px !important;
    height: 40px !important;
    border-radius: 8px !important;
    background: rgba(44, 62, 80, 0.1) !important;
    transition: all 0.3s ease !important;
    position: relative !important;
}

.custom-toggler:hover {
    background: rgba(44, 62, 80, 0.15) !important;
    transform: scale(1.05) !important;
}

.custom-toggler:focus {
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.3) !important;
}

.toggler-icon {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    position: relative;
    transition: all 0.3s ease;
    margin: 0 auto;
}

.toggler-icon::before,
.toggler-icon::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

.toggler-icon::before {
    top: -6px;
}

.toggler-icon::after {
    top: 6px;
}

/* Mobile Menu Animation */
.navbar-collapse {
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(20px) !important;
    border-radius: 12px !important;
    margin-top: 1rem !important;
    box-shadow: 0 8px 32px rgba(44, 62, 80, 0.15) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
}

@media (max-width: 991.98px) {
    .navbar-brand {
        margin-right: 0 !important;
    }

    .logo-img {
        height: 35px !important;
    }
    
    .navbar-collapse {
        padding: 1rem !important;
        margin-top: 0.5rem !important;
    }
    
    .navbar-nav .nav-link {
        margin: 0.25rem 0 !important;
        text-align: center !important;
        border-radius: 10px !important;
    }
    
    .navbar-nav .nav-link:hover {
        transform: translateX(5px) !important;
    }
}

/* Progress Bar */
.navbar-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--gradient-secondary);
    transition: width 0.3s ease;
    z-index: 1001;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--dark-color) !important;
    transition: var(--transition);
    position: relative;
    outline: none;
    border: none;
    box-shadow: none;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--secondary-color) !important;
}

.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: var(--gradient-secondary);
    border-radius: 1px;
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
}

.hero-section .carousel {
    height: 100vh;
}

.hero-section .carousel-item {
    height: 100vh;
    position: relative;
}

.hero-section .carousel-item img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
    object-position: center;
}

.hero-section .carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
    z-index: 1;
}

.hero-section .carousel-caption {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: all 0.8s ease;
}

.hero-section .hero-content {
    text-align: center;
    max-width: 800px;
    width: 100%;
    padding: 0 2rem;
}

.hero-section .hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-section .hero-content p {
    font-size: 1.25rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-section .hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-section .hero-buttons .btn {
    margin-bottom: 0;
    transition: var(--transition);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-section .hero-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(139, 69, 19, 0.3);
}

.hero-section .btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: var(--white-color);
}

.hero-section .btn-primary:hover {
    background: var(--gradient-secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(210, 105, 30, 0.4);
}

.hero-section .btn-outline-light:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white-color);
}

/* ===== BUTTON STYLES ===== */
.btn-outline-secondary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
    background: transparent;
}

.btn-outline-secondary:hover {
    background: var(--gradient-secondary);
    border-color: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(210, 105, 30, 0.3);
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: var(--white-color);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--gradient-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white-color);
}

.hero-section .carousel-indicators {
    bottom: 30px;
    z-index: 3;
}

.hero-section .carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid transparent;
    margin: 0 5px;
    transition: var(--transition);
}

.hero-section .carousel-indicators button.active {
    background-color: var(--white-color);
    transform: scale(1.2);
}

.hero-section .carousel-control-prev,
.hero-section .carousel-control-next {
    width: 60px;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    transition: var(--transition);
}

.hero-section .carousel-control-prev:hover,
.hero-section .carousel-control-next:hover {
    background-color: rgba(0, 0, 0, 0.6);
    transform: translateY(-50%) scale(1.1);
}

.hero-section .carousel-control-prev {
    left: 30px;
}

.hero-section .carousel-control-next {
    right: 30px;
}

/* Responsive Hero Section */
@media (max-width: 768px) {
    .hero-section .hero-content {
        max-width: 100%;
        padding: 0 1rem;
    }
    
    .hero-section .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-section .hero-content p {
        font-size: 1.1rem;
    }
    
    .hero-section .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-section .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-section .carousel-control-prev,
    .hero-section .carousel-control-next {
        width: 50px;
        height: 50px;
    }
    
    .hero-section .carousel-control-prev {
        left: 15px;
    }
    
    .hero-section .carousel-control-next {
        right: 15px;
    }
}

/* ===== BUTTON STYLES ===== */
.btn-outline-secondary {
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.btn-outline-secondary:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 576px) {
    .hero-section .hero-content {
        padding: 0 0.5rem;
    }
    
    .hero-section .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-section .hero-content p {
        font-size: 1rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate__animated {
    animation-duration: 1s;
    animation-fill-mode: both;
}

.animate__fadeInUp {
    animation-name: fadeInUp;
}

.animate__fadeInLeft {
    animation-name: fadeInLeft;
}

.animate__fadeInRight {
    animation-name: fadeInRight;
}

.animate__slideInUp {
    animation-name: slideInUp;
}

.animate__delay-1s {
    animation-delay: 0.3s;
}

.animate__delay-2s {
    animation-delay: 0.6s;
}

.animate__delay-3s {
    animation-delay: 0.9s;
}

/* ===== SECTION STYLES ===== */
.section-pattern {
    position: relative;
    overflow: hidden;
}

.section-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(44, 62, 80, 0.03)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    pointer-events: none;
}

/* ===== TRUST CARDS ===== */
.trust-card {
    transition: var(--transition);
    border: none;
    overflow: hidden;
    border: 1px solid var(--gray-light-color);
}

.trust-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.trust-icon {
    color: var(--secondary-color);
    transition: var(--transition);
}

.trust-card:hover .trust-icon {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* ===== FEATURE CARDS ===== */
.feature-card {
    transition: var(--transition);
    border: 1px solid var(--gray-light-color);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.feature-icon {
    color: var(--secondary-color);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* ===== SERVICE CARDS ===== */
.service-card {
    transition: var(--transition);
    border: 1px solid var(--gray-light-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.service-icon {
    color: var(--secondary-color);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* ===== PAGE HEADERS ===== */
.page-header {
    background: var(--gradient-primary);
    padding-top: 80px;
    padding-bottom: 50px;
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid var(--secondary-color);
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.15;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.page-header h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
}

.page-header h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.page-header .lead {
    font-size: 1rem;
    opacity: 0.9;
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.5;
}

/* Breadcrumb Navigation */
.breadcrumb-nav {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    display: inline-block;
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
}

.breadcrumb-nav .breadcrumb {
    margin: 0;
    background: transparent;
    padding: 0;
}

.breadcrumb-nav .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-nav .breadcrumb-item a:hover {
    color: var(--white-color);
}

.breadcrumb-nav .breadcrumb-item.active {
    color: var(--white-color);
    font-weight: 600;
}

/* Responsive Page Header */
@media (max-width: 768px) {
    .page-header {
        padding-top: 70px;
        padding-bottom: 35px;
    }
    
    .page-header h1 {
        font-size: 1.8rem;
    }
    
    .page-header .lead {
        font-size: 0.95rem;
    }
    
    .page-header h1::after {
        width: 50px;
        height: 2px;
        bottom: -8px;
    }
}

/* ===== CARDS ===== */
.feature-card,
.service-card,
.project-card,
.testimonial-card,
.certificate-card,
.license-card,
.branch-office-card {
    transition: var(--transition);
    border: none;
    overflow: hidden;
}

.feature-card:hover,
.service-card:hover,
.project-card:hover,
.testimonial-card:hover,
.certificate-card:hover,
.license-card:hover,
.branch-office-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ===== FEATURE CARDS ===== */
.feature-card {
    background: var(--white-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    height: 100%;
    min-height: 280px; /* Desktop'ta minimum yükseklik - tüm içeriğin görünmesi için */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feature-icon {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.feature-icon:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* ===== SERVICE CARDS ===== */
.service-card {
    background: var(--white-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    height: 100%;
}

.service-icon {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.service-icon:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

.service-detail-card {
    transition: var(--transition);
    border: none;
}

.service-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon-large {
    color: var(--primary-color);
}

.service-features li {
    margin-bottom: 0.5rem;
}

/* ===== PROJECT CARDS ===== */
.project-card {
    position: relative;
    overflow: hidden;
}

.project-image {
    position: relative;
    overflow: hidden;
}

.project-image img {
    transition: var(--transition);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay-content {
    text-align: center;
    color: var(--white-color);
}

.project-info {
    padding: 1.5rem;
}

/* ===== ONGOING PROJECT CARDS ===== */
.ongoing-project-card {
    transition: var(--transition);
}

.ongoing-project-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
    transition: var(--transition);
    border: none;
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.testimonial-header {
    display: flex;
    align-items: center;
}

.testimonial-avatar img {
    border: 3px solid var(--primary-color);
}

.testimonial-rating {
    color: var(--warning-color);
}

/* ===== CERTIFICATE CARDS ===== */
.certificate-card {
    transition: var(--transition);
    border: none;
}

.certificate-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.certificate-icon {
    color: var(--primary-color);
}

.certificate-details {
    margin-bottom: 1.5rem;
}

/* ===== LICENSE CARDS ===== */
.license-card {
    transition: var(--transition);
    border: none;
}

.license-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.license-header {
    display: flex;
    align-items: center;
}

/* ===== CLIENT LOGO CARDS ===== */
.client-logo-card {
    transition: var(--transition);
    border: none;
    text-align: center;
}

.client-logo-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== SUCCESS STORY CARDS ===== */
.success-story-card {
    transition: var(--transition);
    border: none;
}

.success-story-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.success-story-icon {
    color: var(--primary-color);
}

.success-story-metrics {
    margin-top: 1.5rem;
}

/* ===== QUALITY PROCESS CARDS ===== */
.quality-process-card {
    transition: var(--transition);
    border: none;
}

.quality-process-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.process-icon {
    color: var(--primary-color);
}

/* ===== CERTIFICATE GALLERY ===== */
.certificate-gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.certificate-gallery-item img {
    transition: var(--transition);
}

.certificate-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.certificate-gallery-item:hover .certificate-overlay {
    opacity: 1;
}

.certificate-gallery-item:hover img {
    transform: scale(1.1);
}

/* ===== CONTACT FORM ===== */
.contact-form-section {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form .form-control,
.contact-form .form-select {
    border: 2px solid var(--gray-light-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.contact-form .btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: var(--transition);
}

.contact-form .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== CONTACT INFO ===== */
.contact-info-section {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-item:last-child {
    margin-bottom: 0;
}

/* ===== BRANCH OFFICE CARDS ===== */
.branch-office-card {
    transition: var(--transition);
    border: none;
}

.branch-office-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.branch-icon {
    color: var(--primary-color);
}

.branch-details {
    text-align: center;
}

/* ===== EMERGENCY CONTACT ===== */
.emergency-contact-info {
    margin-top: 2rem;
}

.emergency-item {
    text-align: center;
}

.emergency-item i {
    color: var(--white-color);
    margin-bottom: 1rem;
}

/* ===== MAP CONTAINER ===== */
.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.map-container iframe {
    border-radius: var(--border-radius);
}

/* ===== STATISTICS ===== */
.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* ===== TRUST INDICATORS ===== */
.trust-indicator {
    text-align: center;
}

.trust-indicator i {
    color: var(--white-color);
    margin-bottom: 1rem;
}

/* ===== PROCESS STEPS ===== */
.process-step {
    text-align: center;
}

.process-number {
    margin-bottom: 1rem;
}

/* ===== ADDITIONAL SERVICE CARDS ===== */
.additional-service-card {
    transition: var(--transition);
    border: none;
}

.additional-service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== OTHER CERTIFICATE CARDS ===== */
.other-certificate-card {
    transition: var(--transition);
    border: none;
}

.other-certificate-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark-color);
    color: var(--white-color);
}

footer h5, footer h6 {
    color: var(--white-color);
}

footer .text-muted {
    color: #adb5bd !important;
}

footer a {
    transition: var(--transition);
}

footer a:hover {
    color: var(--white-color) !important;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* ===== BUTTONS ===== */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== PROJECT FILTER ===== */
.project-filter {
    margin-bottom: 2rem;
}

.filter-btn {
    margin: 0.25rem;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
}

/* ===== ACCORDION ===== */
.accordion-item {
    border: 1px solid var(--gray-light-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.accordion-button {
    background-color: var(--white-color);
    border: none;
    font-weight: 600;
    color: var(--dark-color);
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--primary-color);
}

/* ===== UTILITY CLASSES ===== */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-light {
    background-color: var(--light-color) !important;
}

.bg-white {
    background-color: var(--white-color) !important;
}

.bg-dark {
    background-color: var(--dark-color) !important;
}

.shadow-sm {
    box-shadow: var(--shadow) !important;
}

.shadow {
    box-shadow: var(--shadow-lg) !important;
}

.rounded {
    border-radius: var(--border-radius) !important;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .hero-section {
        min-height: 80vh;
    }
    
    .page-header {
        padding-top: 100px;
        padding-bottom: 60px;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .stat-item h3 {
        font-size: 2rem;
    }
    
    .contact-form-section,
    .contact-info-section {
        padding: 1.5rem;
    }
    
    .feature-card,
    .service-card {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .display-1, .display-2, .display-3 {
        font-size: 2rem;
    }
    
    .display-4, .display-5 {
        font-size: 1.75rem;
    }
    
    .hero-section {
        min-height: 70vh;
    }
    
    .page-header {
        padding-top: 80px;
        padding-bottom: 40px;
    }
    
    .contact-form-section,
    .contact-info-section {
        padding: 1rem;
    }
    
    .feature-card,
    .service-card {
        padding: 1rem;
    }
    
    .stat-item h3 {
        font-size: 1.5rem;
    }
    
    /* Mobilde container overflow fix - Çalışma Alanlarımız kaymasını önler */
    .container {
        overflow-x: hidden !important;
        max-width: 100% !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        width: 100% !important;
    }
    
    .row {
        margin-left: 0 !important;
        margin-right: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }
    
    .row.g-4 {
        --bs-gutter-x: 1rem;
        --bs-gutter-y: 1rem;
    }
    
    .row > * {
        padding-left: 15px !important;
        padding-right: 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    /* Feature card overflow fix ve mobil görünüm iyileştirmesi */
    .feature-card {
        max-width: 100% !important;
        width: 100% !important;
        word-wrap: break-word;
        overflow-wrap: break-word;
        box-sizing: border-box !important;
        margin: 0 !important;
        min-height: 240px !important; /* Mobilde minimum yükseklik - tüm içeriğin görünmesi için */
        padding: 2rem 1.5rem !important; /* Mobilde daha fazla padding */
        display: flex !important;
        flex-direction: column !important;
        justify-content: space-between !important; /* İçeriği dikey olarak dağıt */
    }
    
    .feature-card p,
    .feature-card h4 {
        max-width: 100% !important;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .feature-card .feature-icon {
        max-width: 100% !important;
        margin-bottom: 1.5rem !important;
    }
    
    .feature-card .feature-icon i {
        font-size: 2.5rem !important; /* Mobilde biraz küçük icon */
    }
    
    /* Col-md-4 mobilde tam genişlik ve margin */
    .col-md-4,
    .col-12.col-md-4 {
        width: 100% !important;
        max-width: 100% !important;
        flex: 0 0 100% !important;
        margin-bottom: 1.5rem !important;
    }
    
    .col-md-4:last-child,
    .col-12.col-md-4:last-child {
        margin-bottom: 0 !important;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== LOADING STATES ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== PRINT STYLES ===== */
@media print {
    .navbar,
    .hero-section,
    .page-header,
    footer,
    .btn,
    .social-links {
        display: none !important;
    }
    
    body {
        padding-top: 0;
        background-color: var(--white-color);
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .card,
    .feature-card,
    .service-card {
        border: 1px solid #ddd;
        box-shadow: none;
        break-inside: avoid;
    }
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== FOCUS STYLES ===== */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Navbar link'lerinde focus outline'ı kaldır */
.navbar-nav .nav-link:focus,
.navbar-nav .nav-link:active,
.navbar-nav .nav-link:focus-visible {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

/* Bootstrap'in kendi focus stillerini override et */
.navbar-nav .nav-link:focus-visible {
    outline: none !important;
    box-shadow: none !important;
}

/* Navbar toggle button'da da outline'ı kaldır */
.navbar-toggler:focus,
.navbar-toggler:active {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

/* ===== SCROLL BEHAVIOR ===== */
html {
    scroll-behavior: smooth;
}

/* ===== SELECTION STYLES ===== */
::selection {
    background-color: var(--primary-color);
    color: var(--white-color);
}

::-moz-selection {
    background-color: var(--primary-color);
    color: var(--white-color);
}

/* ===== SOCIAL MEDIA STYLES ===== */
.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.social-link:hover {
    transform: translateY(-2px);
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.social-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 14px;
    transition: all 0.3s ease;
}

.social-text {
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Facebook Styles */
.facebook-link {
    background: linear-gradient(135deg, #1877F2 0%, #0D6EFD 100%);
    color: white;
    border-color: #1877F2;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.facebook-link:hover {
    background: linear-gradient(135deg, #0D6EFD 0%, #0B5ED7 100%);
    color: white;
    border-color: #0B5ED7;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(13, 110, 253, 0.4);
}

.facebook-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.facebook-link:hover::before {
    left: 100%;
}

.facebook-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
}

.facebook-link:hover .facebook-icon {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.2) rotate(-5deg);
}

/* Instagram Styles */
.instagram-link {
    background: linear-gradient(135deg, #E4405F 0%, #C13584 50%, #833AB4 100%);
    color: white;
    border-color: #E4405F;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.instagram-link:hover {
    background: linear-gradient(135deg, #C13584 0%, #833AB4 0%, #5851DB 100%);
    color: white;
    border-color: #C13584;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(196, 53, 132, 0.4);
}

.instagram-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.instagram-link:hover::before {
    left: 100%;
}

.instagram-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
}

.instagram-link:hover .instagram-icon {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.2) rotate(5deg);
}

/* Social Links Container */
.social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .social-link {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .social-icon {
        width: 20px;
        height: 20px;
        font-size: 12px;
    }
}

/* ===== MERKEZ OFİS SOSYAL MEDYA BUTONLARI ===== */
.social-media-links .btn {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.social-media-links .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.social-media-links .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.social-media-links .btn:hover::before {
    left: 100%;
}

/* Facebook butonu için özel stiller */
.social-media-links .btn-primary {
    background: linear-gradient(135deg, #1877F2 0%, #0D6EFD 100%);
    border-color: #1877F2;
}

.social-media-links .btn-primary:hover {
    background: linear-gradient(135deg, #0D6EFD 0%, #0B5ED7 100%);
    border-color: #0B5ED7;
    box-shadow: 0 8px 25px rgba(13, 110, 253, 0.4);
}

/* Instagram butonu için özel stiller */
.social-media-links .btn-danger {
    background: linear-gradient(135deg, #E4405F 0%, #C13584 50%, #833AB4 100%);
    border-color: #E4405F;
}

.social-media-links .btn-danger:hover {
    background: linear-gradient(135deg, #C13584 0%, #833AB4 0%, #5851DB 100%);
    border-color: #C13584;
    box-shadow: 0 8px 25px rgba(196, 53, 132, 0.4);
}

/* ===== REFERENCE LOGOS SECTION ===== */
.reference-logo {
    height: 120px !important;
    min-height: 120px !important;
    max-height: 120px !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    align-items: center !important;
    transition: all 0.3s ease !important;
    border: 1px solid var(--gray-light-color) !important;
    position: relative !important;
    overflow: hidden !important;
    padding: 15px 10px !important;
    box-sizing: border-box !important;
}

.reference-logo:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 8px 25px rgba(44, 62, 80, 0.15) !important;
    border-color: var(--primary-color) !important;
}

.reference-logo img {
    max-height: 50px !important;
    max-width: 100% !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
    flex-shrink: 0 !important;
    display: block !important;
}

.reference-logo p {
    font-size: 14px !important;
    font-weight: 500 !important;
    line-height: 1.4 !important;
    margin: 0 !important;
    padding: 8px 2px 0 2px !important;
    text-align: center !important;
    width: 100% !important;
    flex-grow: 1 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    word-wrap: break-word !important;
    word-break: break-word !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    hyphens: auto !important;
    color: var(--dark-color) !important;
}

/* Sabit boyut sağlamak için container'a da stil ekle */
.reference-logo.bg-white.p-3.rounded.shadow-sm.text-center {
    padding: 15px 10px !important;
}

/* Grid container için eşit yükseklik */
.row.g-4.justify-content-center .col-lg-2,
.row.g-4.justify-content-center .col-md-3,
.row.g-4.justify-content-center .col-6 {
    display: flex !important;
    align-items: stretch !important;
}

.row.g-4.justify-content-center .col-lg-2 > div,
.row.g-4.justify-content-center .col-md-3 > div,
.row.g-4.justify-content-center .col-6 > div {
    width: 100% !important;
    height: 120px !important;
}

/* Responsive tasarım */
@media (max-width: 768px) {
    .reference-logo {
        height: 100px !important;
        min-height: 100px !important;
        max-height: 100px !important;
        padding: 10px 8px !important;
    }
    
    .reference-logo img {
        max-height: 40px !important;
    }
    
    .reference-logo p {
        font-size: 12px !important;
        font-weight: 500 !important;
    }
    
    .row.g-4.justify-content-center .col-lg-2 > div,
    .row.g-4.justify-content-center .col-md-3 > div,
    .row.g-4.justify-content-center .col-6 > div {
        height: 100px !important;
    }
}

/* ===== CLIENT LOGO CARDS (referanslar.php için) ===== */
.client-logo-card {
    height: 120px !important;
    min-height: 120px !important;
    max-height: 120px !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    align-items: center !important;
    transition: all 0.3s ease !important;
    border: 1px solid var(--gray-light-color) !important;
    position: relative !important;
    overflow: hidden !important;
    padding: 15px 10px !important;
    box-sizing: border-box !important;
}

.client-logo-card:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 8px 25px rgba(44, 62, 80, 0.15) !important;
    border-color: var(--primary-color) !important;
}

.client-logo-card img {
    max-height: 50px !important;
    max-width: 100% !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
    flex-shrink: 0 !important;
    display: block !important;
}

.client-logo-card p {
    font-size: 14px !important;
    font-weight: 500 !important;
    line-height: 1.4 !important;
    margin: 0 !important;
    padding: 8px 2px 0 2px !important;
    text-align: center !important;
    width: 100% !important;
    flex-grow: 1 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    word-wrap: break-word !important;
    word-break: break-word !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    hyphens: auto !important;
    color: var(--dark-color) !important;
}

/* Sabit boyut sağlamak için container'a da stil ekle */
.client-logo-card.bg-white.p-3.rounded.shadow-sm.text-center {
    padding: 15px 10px !important;
}

/* Grid container için eşit yükseklik - referanslar.php */
.row.g-4 .col-lg-2,
.row.g-4 .col-md-4,
.row.g-4 .col-6 {
    display: flex !important;
    align-items: stretch !important;
}

.row.g-4 .col-lg-2 > div,
.row.g-4 .col-md-4 > div,
.row.g-4 .col-6 > div {
    width: 100% !important;
    height: 120px !important;
}

/* Responsive tasarım - client-logo-card */
@media (max-width: 768px) {
    .client-logo-card {
        height: 100px !important;
        min-height: 100px !important;
        max-height: 100px !important;
        padding: 10px 8px !important;
    }
    
    .client-logo-card img {
        max-height: 40px !important;
    }
    
    .client-logo-card p {
        font-size: 12px !important;
        font-weight: 500 !important;
    }
    
    .row.g-4 .col-lg-2 > div,
    .row.g-4 .col-md-4 > div,
    .row.g-4 .col-6 > div {
        height: 100px !important;
    }
}

/* ===== MODERN FOOTER ===== */
footer {
    background: linear-gradient(135deg, #1a252f 0%, #2c3e50 50%, #34495e 100%) !important;
    position: relative !important;
    overflow: hidden !important;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(52, 152, 219, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(46, 204, 113, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(155, 89, 182, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

footer .container {
    position: relative;
    z-index: 1;
}

/* Footer Logo */
footer .logo-img {
    transition: all 0.3s ease;
    filter: brightness(1.2);
}

footer .logo-img:hover {
    transform: scale(1.1);
    filter: brightness(1.4);
}

/* Footer Headings */
footer h6 {
    color: #ffffff !important;
    font-weight: 600 !important;
    font-size: 15px !important;
    margin-bottom: 0.75rem !important;
    position: relative !important;
    padding-bottom: 0.3rem !important;
}

footer h6::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gradient-secondary);
    border-radius: 1px;
}

/* Footer Links */
footer .list-unstyled a {
    color: #bdc3c7 !important;
    text-decoration: none !important;
    font-size: 14px !important;
    padding: 0.3rem 0 !important;
    display: block !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    border-radius: 4px !important;
    padding-left: 0.5rem !important;
    margin-left: -0.5rem !important;
}

footer .list-unstyled a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 100%;
    background: rgba(52, 152, 219, 0.1);
    transition: width 0.3s ease;
    border-radius: 4px;
    z-index: -1;
}

footer .list-unstyled a:hover::before {
    width: 100%;
}

footer .list-unstyled a:hover {
    color: #3498db !important;
    padding-left: 1rem !important;
    transform: translateX(5px) !important;
}

/* Social Links */
.social-links a {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 40px !important;
    height: 40px !important;
    background: rgba(255, 255, 255, 0.1) !important;
    border-radius: 50% !important;
    color: #bdc3c7 !important;
    font-size: 16px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    backdrop-filter: blur(10px) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.social-links a:hover {
    transform: translateY(-3px) scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.3) !important;
    color: #ffffff !important;
}

.social-links a[href*="facebook"]:hover {
    background: linear-gradient(135deg, #1877f2, #42a5f5) !important;
    border-color: #1877f2 !important;
}

.social-links a[href*="instagram"]:hover {
    background: linear-gradient(135deg, #e1306c, #fd1d1d, #fcaf45) !important;
    border-color: #e1306c !important;
}

/* Contact Info */
footer .fas {
    color: #3498db !important;
    width: 20px !important;
    text-align: center !important;
    margin-right: 0.75rem !important;
    font-size: 14px !important;
}

footer .text-muted {
    color: #bdc3c7 !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
}

/* Footer Bottom */
footer hr {
    border-color: rgba(255, 255, 255, 0.1) !important;
    margin: 1.5rem 0 1rem 0 !important;
}

footer .text-md-end {
    position: relative;
}

/* Footer Responsive */
@media (max-width: 768px) {
    footer {
        padding: 1.5rem 0 !important;
    }
    
    footer h6 {
        font-size: 14px !important;
        margin-bottom: 0.5rem !important;
    }
    
    footer .list-unstyled a {
        font-size: 13px !important;
    }
    
    footer .text-muted {
        font-size: 13px !important;
    }
    
    .social-links a {
        width: 36px !important;
        height: 36px !important;
        font-size: 14px !important;
    }
    
    footer .col-lg-4,
    footer .col-lg-2,
    footer .col-md-6 {
        margin-bottom: 1rem !important;
    }
}

/* Footer Animation */
@keyframes footerFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

footer .col-lg-4,
footer .col-lg-2,
footer .col-md-6 {
    animation: footerFadeIn 0.6s ease-out;
}

footer .col-lg-4:nth-child(2) {
    animation-delay: 0.1s;
}

footer .col-lg-2:nth-child(3) {
    animation-delay: 0.2s;
}

footer .col-lg-4:nth-child(4) {
    animation-delay: 0.3s;
}

/* ===== ERİŞİLEBİLİRLİK (A11Y) STİLLERİ ===== */

/* Skip to Content Link - Görünmez, sadece klavye ile erişilebilir */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    padding: 0.5rem 1rem;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: var(--border-radius);
    z-index: 10000;
    box-shadow: var(--shadow-lg);
}

/* Klavye Navigasyonu için Görünür Focus Indicators */
.keyboard-navigation *:focus {
    outline: 3px solid var(--secondary-color) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 2px var(--white-color), 0 0 0 5px var(--secondary-color) !important;
}

.keyboard-navigation a:focus,
.keyboard-navigation button:focus,
.keyboard-navigation input:focus,
.keyboard-navigation select:focus,
.keyboard-navigation textarea:focus {
    outline: 3px solid var(--secondary-color) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 2px var(--white-color), 0 0 0 5px var(--secondary-color) !important;
}

/* Form Alanları için Erişilebilirlik */
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

.keyboard-navigation .form-control:focus,
.keyboard-navigation .form-select:focus,
.keyboard-navigation .form-check-input:focus {
    outline: 3px solid var(--secondary-color) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 2px var(--white-color), 0 0 0 5px var(--secondary-color), 0 0 0 0.2rem rgba(52, 152, 219, 0.25) !important;
}

/* Butonlar için Erişilebilirlik */
.btn:focus-visible {
    outline: 3px solid var(--secondary-color) !important;
    outline-offset: 2px !important;
}

.keyboard-navigation .btn:focus {
    outline: 3px solid var(--secondary-color) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 2px var(--white-color), 0 0 0 5px var(--secondary-color) !important;
}

/* Hata Mesajları için ARIA Live Region */
[role="alert"] {
    font-weight: 500;
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--danger-color);
}

/* ARIA Hidden İkonlar */
[aria-hidden="true"] {
    pointer-events: none;
}

/* Renk Kontrastı İyileştirmeleri */
.text-muted {
    color: #6c757d !important; /* WCAG AA uyumlu */
}

/* Link Erişilebilirliği */
a:focus {
    text-decoration: underline;
}

a[target="_blank"]::after {
    content: " (yeni sekmede açılır)";
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Ekran Okuyucu için Görünmez Açıklamalar */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border-width: 0 !important;
}

/* ===== LOADING STATES & ANIMATIONS ===== */

/* Form Loading Spinner */
.btn[disabled] {
    opacity: 0.7;
    cursor: not-allowed;
    position: relative;
}

.btn .fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error Message Animations */
.alert {
    animation: slideDown 0.3s ease-out;
}

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

.alert-dismissible .btn-close {
    transition: opacity 0.2s ease;
}

.alert-dismissible .btn-close:hover {
    opacity: 0.75;
}

/* Form Field Loading State */
.form-control:disabled,
.form-select:disabled {
    background-color: #e9ecef;
    opacity: 0.6;
    cursor: not-allowed;
}

/* Loading Overlay (opsiyonel - ileride kullanılabilir) */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Button Hover Effects */
.btn {
    transition: all 0.3s ease;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

/* Form Success Animation */
.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--success-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2327AE60' d='m2.3 6.73.98-.98-.98-.98-.98.98.98.98zm2.5-2.5.98-.98-.98-.98-.98.98.98.98z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
    padding-right: calc(1.5em + 0.75rem);
}

/* Form Error Animation */
.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger-color);
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* ===== PROJE FİLTRELEME STİLLERİ ===== */

.project-filters {
    margin-bottom: 2rem;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.filter-btn {
    border: 2px solid var(--gray-color);
    background-color: white;
    color: var(--dark-color);
    padding: 0.5rem 1.25rem;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.filter-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow);
}

.filter-btn.active:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
}

.active-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.active-filters .badge {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

#projectCount {
    text-align: center;
    font-weight: 500;
}

/* Proje kartları animasyonu */
.project-item {
    transition: all 0.3s ease;
    animation: fadeIn 0.5s ease;
}

.project-item.fade-in-up {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Arama kutusu stilleri */
#projectSearch {
    border: 2px solid var(--gray-light-color);
    transition: all 0.3s ease;
}

#projectSearch:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.25);
}

/* Filtreleri temizle butonu */
#clearFilters {
    transition: all 0.3s ease;
}

#clearFilters:hover {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}