/* Genel Stiller */
:root {
    --primary-color: #1a365d;
    --secondary-color: #3182ce;
    --accent-color: #e53e3e;
    --text-color: #2d3748;
    --light-bg: #f7fafc;
    --white: #FFFFFF;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --gradient-primary: linear-gradient(135deg, #3182ce 0%, #2b6cb0 100%);
    --gradient-accent: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.8;
    letter-spacing: 0.3px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.3;
}

/* Navbar */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 0.5rem 0;
    transition: var(--transition);
}

.navbar-brand {
    color: var(--primary-color) !important;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.5px;
}

.navbar-brand img {
    height: 35px;
}

.nav-link {
    color: var(--primary-color) !important;
    font-weight: 500;
    padding: 0.4rem 0.8rem !important;
    transition: var(--transition);
    position: relative;
    font-size: 0.95rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

/* Hero Section */
.hero-section {
    padding: 180px 0 120px;
    background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.85)), url('https://images.unsplash.com/photo-1509391366360-2e959784a276?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(49, 130, 206, 0.3), rgba(229, 62, 62, 0.3));
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

.hero-section h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-section p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

/* Buttons */
.btn {
    padding: 0.9rem 2.2rem;
    border-radius: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(49, 130, 206, 0.4);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255,255,255,0.2), rgba(255,255,255,0));
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.btn-primary:hover::after {
    transform: translateY(0);
}

.btn-outline-light {
    border-width: 2px;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.btn-outline-light:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-card {
    padding: 2.5rem;
    text-align: center;
    background: var(--white);
    position: relative;
    z-index: 1;
    border-radius: 20px;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
}

.service-card:hover::before {
    opacity: 0.05;
}

.service-card i {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 3.5rem;
    transition: var(--transition);
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Blog Cards */
.blog-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.blog-card .card-img-top {
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .card-img-top {
    transform: scale(1.05);
}

.blog-card .card-body {
    padding: 2rem;
}

.blog-card .card-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.blog-card .badge {
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    border-radius: 6px;
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
}

/* SSS Bölümü */
.accordion-button {
    font-weight: 600;
    padding: 1.5rem;
    border-radius: 10px !important;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.accordion-button:not(.collapsed) {
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
    color: var(--white);
}

.accordion-button::after {
    transition: var(--transition);
}

.accordion-button:not(.collapsed)::after {
    transform: rotate(-180deg);
}

.accordion-body {
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: 0 0 10px 10px;
}

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: 10px !important;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* Animations */
.animate-fadeIn {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 120px 0 80px;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    .blog-card .card-img-top {
        height: 200px;
    }
    
    .accordion-button {
        padding: 1.2rem;
    }
}

/* Blog Detail Sayfası */
.blog-detail {
    background-color: var(--light-bg);
}

.blog-detail article {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.blog-detail h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.blog-detail h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 2rem 0 1rem;
}

.blog-detail h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 1.5rem 0 1rem;
}

.blog-detail p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.blog-detail ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.blog-detail ul li {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.blog-detail .meta {
    font-size: 1rem;
    color: var(--text-color);
}

.blog-detail .badge {
    padding: 0.5rem 1rem;
    font-weight: 500;
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
}

.blog-detail img {
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    margin: 2rem 0;
}

.blog-detail .share-buttons {
    border-top: 1px solid #eee;
    padding-top: 2rem;
    margin-top: 3rem;
}

.blog-detail .share-buttons h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.blog-detail .share-buttons .btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.blog-detail .share-buttons .btn:hover {
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .blog-detail h1 {
        font-size: 2rem;
    }
    
    .blog-detail h2 {
        font-size: 1.5rem;
    }
    
    .blog-detail article {
        padding: 1.5rem;
    }
    
    .blog-detail p {
        font-size: 1rem;
    }
}

/* Vurgulanan Metin Stilleri */
strong {
    color: var(--primary-color);
    font-weight: 600;
    position: relative;
    padding: 0 2px;
}

strong::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    opacity: 0.3;
    transition: opacity 0.3s ease;
}

strong:hover::after {
    opacity: 0.6;
}

/* Blog Sayfası Vurgu Stilleri */
.blog-detail strong {
    color: var(--primary-color);
    font-weight: 600;
    background: linear-gradient(120deg, rgba(var(--primary-rgb), 0.1) 0%, rgba(var(--primary-rgb), 0.2) 100%);
    padding: 2px 4px;
    border-radius: 4px;
}

.blog-detail strong::after {
    display: none;
}

.blog-detail strong:hover {
    background: linear-gradient(120deg, rgba(var(--primary-rgb), 0.2) 0%, rgba(var(--primary-rgb), 0.3) 100%);
}

/* Modern Link Stilleri */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

a:hover {
    color: var(--secondary-color);
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    margin: 0 0.2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: rgba(52, 152, 219, 0.1);
    transform: translateY(-2px);
}

/* İletişim Formu Stilleri */
.contact-form-wrapper {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

.contact-form .form-control {
    border: 2px solid #eee;
    padding: 1rem;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.contact-form .form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.15);
    transform: translateY(-2px);
}

.contact-form textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

.contact-form .btn-primary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.contact-form .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
}

/* İletişim Bilgileri Stilleri */
.contact-info-wrapper {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    height: 100%;
}

.contact-info-wrapper h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 1rem;
}

.contact-info-wrapper h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    border-radius: 3px;
}

.contact-info-wrapper p {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.contact-info-wrapper i {
    width: 40px;
    height: 40px;
    background: rgba(52, 152, 219, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: var(--secondary-color);
    transition: all 0.3s ease;
}

.contact-info-wrapper p:hover i {
    background: var(--secondary-color);
    color: var(--white);
    transform: rotate(360deg);
}

.social-links {
    margin-top: 2rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(52, 152, 219, 0.1);
    border-radius: 50%;
    margin-right: 1rem;
    color: var(--secondary-color);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--secondary-color);
    color: var(--white);
    transform: translateY(-5px);
}

/* Footer Link Stilleri */
.footer a {
    color: var(--text-color);
    transition: all 0.3s ease;
    position: relative;
    padding: 0.2rem 0;
}

.footer a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

.footer a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer a:hover::after {
    width: 100%;
}

/* Responsive Düzenlemeler */
@media (max-width: 768px) {
    .contact-form-wrapper,
    .contact-info-wrapper {
        padding: 1.5rem;
    }
    
    .contact-info-wrapper p {
        font-size: 1rem;
    }
    
    .social-links a {
        width: 40px;
        height: 40px;
    }
}

/* Mobil Uyumluluk İyileştirmeleri */
@media (max-width: 991px) {
    .navbar {
        padding: 0.4rem 0;
    }

    .navbar-brand {
        font-size: 1.1rem;
    }

    .navbar-brand img {
        height: 30px;
    }

    .navbar-toggler {
        padding: 0.25rem 0.5rem;
        font-size: 1rem;
    }

    .navbar-collapse {
        background: var(--white);
        padding: 0.5rem 1rem;
        border-radius: 8px;
        box-shadow: var(--shadow-md);
        margin-top: 0.5rem;
    }

    .navbar-nav {
        padding: 0.5rem 0;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 0.8rem !important;
        font-size: 0.9rem;
    }

    .d-flex.align-items-center.ms-lg-3 {
        margin-top: 0.5rem;
        flex-direction: row;
        gap: 0.5rem;
    }

    .d-flex.align-items-center.ms-lg-3 .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-brand img {
        height: 28px;
    }

    .d-flex.align-items-center.ms-lg-3 {
        flex-direction: column;
        gap: 0.5rem;
    }

    .d-flex.align-items-center.ms-lg-3 .btn {
        width: 100%;
        padding: 0.5rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .navbar {
        padding: 0.3rem 0;
    }

    .navbar-brand {
        font-size: 0.95rem;
    }

    .navbar-brand img {
        height: 25px;
    }

    .navbar-nav .nav-link {
        padding: 0.4rem 0.6rem !important;
        font-size: 0.85rem;
    }
}

/* Touch Cihazlar İçin İyileştirmeler */
@media (hover: none) {
    .nav-link:hover::after {
        width: 0;
    }

    .service-card:hover {
        transform: none;
    }

    .blog-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }

    .social-links a:hover {
        transform: none;
    }

    .nav-link:active,
    .btn:active,
    .social-links a:active {
        opacity: 0.8;
    }
}

/* Yüksek Çözünürlüklü Ekranlar İçin İyileştirmeler */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }

    .hero-section h1 {
        font-size: 4rem;
    }

    .service-card {
        padding: 2.5rem;
    }

    .blog-card .card-img-top {
        height: 280px;
    }
}

/* Performans İyileştirmeleri */
.animate-fadeIn {
    will-change: transform, opacity;
}

img {
    max-width: 100%;
    height: auto;
}

/* Erişilebilirlik İyileştirmeleri */
:focus {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 100;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* Yazdırma Stilleri */
@media print {
    .navbar,
    .hero-section,
    .contact-form,
    .social-links,
    .footer {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    a {
        text-decoration: none;
        color: black;
    }

    .container {
        width: 100%;
        max-width: none;
    }
}

/* Footer Stilleri */
.footer {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2d3748 100%);
    color: var(--white);
    padding: 4rem 0 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.1;
}

.footer h5 {
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
}

.footer p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer .logo {
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: var(--transition);
}

.footer .logo:hover {
    transform: translateY(-3px);
}

.footer ul li {
    margin-bottom: 1rem;
}

.footer ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    position: relative;
    padding-left: 0;
}

.footer ul li a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer ul li a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: var(--transition);
}

.footer ul li a:hover::before {
    left: 0;
    opacity: 1;
}

.footer .contact-info li {
    display: flex;
    align-items: center;
    margin-bottom: 1.2rem;
}

.footer .contact-info i {
    width: 35px;
    height: 35px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: var(--white);
    transition: var(--transition);
}

.footer .contact-info li:hover i {
    background: var(--gradient-primary);
    transform: rotate(360deg);
}

.footer .working-hours li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .working-hours li:last-child {
    border-bottom: none;
}

.footer .working-hours span {
    color: var(--white);
    font-weight: 500;
}

.footer .working-hours small {
    color: rgba(255, 255, 255, 0.6);
}

.footer .copyright {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem 0;
    margin-top: 4rem;
    text-align: center;
    position: relative;
}

.footer .copyright::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
}

.footer .copyright p {
    margin: 0;
    color: rgba(255, 255, 255, 0.7);
}

/* Footer Responsive */
@media (max-width: 768px) {
    .footer {
        padding: 3rem 0 0;
    }
    
    .footer h5 {
        margin-top: 2rem;
    }
    
    .footer .copyright {
        margin-top: 3rem;
    }
}