.photo-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(155, 89, 182, 0.95) 0%, rgba(155, 89, 182, 0.7) 70%, transparent 100%);
    color: white;
    padding: 2rem 1rem 1rem;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    letter-spacing: 0.5px;
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.photo-item {
    position: relative;
    z-index: 1;
}

.photo-item:hover .photo-caption {
    opacity: 1;
    transform: translateY(0);
    z-index: 20;
}
#lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

#lightbox-image {
    width: 90vw;
    height: 90vh;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}




.bluesky-icon{
    height: 22px;
}











:root {
            --primary-color: #9B7ED9;
            --primary-light: #C4A8E8;
            --primary-dark: #7B5FBF;
            --bg-light: #241640;
            --bg-dark: #241640;
            --text-light: #ECE6F7;
            --text-dark: #ECE6F7;
            --card-bg-light: #33244D;
            --card-bg-dark: #33244D;
            --shadow-light: rgba(0, 0, 0, 0.35);
            --shadow-dark: rgba(0, 0, 0, 0.35);
            --transition: all 0.45s ease;
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--bg-light);
            color: var(--text-light);
            line-height: 1.6;
            transition: var(--transition);
        }

        body.dark-mode {
            background-color: var(--bg-dark);
            color: var(--text-dark);
        }

        body.dark-mode .section[style*="background: var(--card-bg-light)"] {
        background-color: var(--card-bg-dark) !important;
        color: var(--text-dark);
        }

        body.dark-mode .contact-form {
        background-color: var(--card-bg-dark);
        color: var(--text-dark);
        }

        body.dark-mode .contact-form h3,
        body.dark-mode .contact-form label {
        color: var(--primary-light);
        }

        body.dark-mode .form-group input,
        body.dark-mode .form-group textarea {
        border-color: var(--primary-dark);
        color: var(--text-dark);
        }



        /* Navbar */
        .navbar {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px var(--shadow-light);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            color: white;
            text-decoration: none;
            transition: var(--transition);
            font-weight: 500;
        }

        .nav-links a:hover {
            opacity: 0.8;
            transform: translateY(-2px);
        }


        .nav-links a.active {
        font-weight: 700;
        position: relative;
        }

        .nav-links a.active::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        bottom: -8px;
        height: 2px;
        background: white;
        border-radius: 2px;
        }


        .theme-toggle {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
        }

        .theme-toggle:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        .mobile-menu {
            display: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }

        .nav-logo {
            width: 500px;
            max-width: 100%;
            height: auto;
            object-fit: contain;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
            padding: 6rem 2rem;
            text-align: center;
            color: white;
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease;
        }

        .hero .subtitle {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            opacity: 0.9;
            animation: fadeInUp 1s ease 0.2s both;
        }

        .hero .description {
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            animation: fadeInUp 1s ease 0.4s both;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            animation: fadeInUp 1s ease 0.6s both;
        }

        .btn {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 25px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }

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

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        /* Sections */
        .section {
            padding: 4rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            color: var(--primary-color);
        }

        /* Kitap Vitrini */
        .book-showcase {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }

        .book-card {
            background: var(--card-bg-light);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 5px 20px var(--shadow-light);
            transition: var(--transition);
            display: flex;
            align-items: stretch;
        }

        body.dark-mode .book-card {
            background: var(--card-bg-dark);
        }

        .book-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 30px var(--shadow-light);
        }

        .book-cover {
            flex: 0 0 300px;
            min-height: 200px;
            background-image: url("../images/blog-koyu.png");
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
        }

        .book-info {
            flex: 1;
            padding: 1.5rem 2rem;
            text-align: left;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .book-info h3 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }

        body:not(.dark-mode) .book-card .btn-primary {
            border: 2px solid var(--primary-color);
        }

        /* Blog Section */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }

        .blog-card {
            background: var(--card-bg-light);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 5px 20px var(--shadow-light);
            transition: var(--transition);
        }

        body.dark-mode .blog-card {
            background: var(--card-bg-dark);
        }

        .blog-card:hover {
            transform: translateY(-5px);
        }

        .blog-image {
            width: 100%;
            height: 200px;
            background-image: url("../images/blog-acik.png");
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        body.dark-mode .blog-image {
            background-image: url("../images/blog-koyu.png");
        }

        .blog-content {
            padding: 1.5rem;
            text-align: center;
        }

        .blog-content h3 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }

        .blog-date {
            color: #888;
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        .blog-read-more {
            display: inline-block;
            margin-top: 1rem;
        }

        body:not(.dark-mode) .blog-card .btn-primary {
        border: 2px solid var(--primary-color);
        }

        /* Fotoğraf Galerisi */
        .photo-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1rem;
        }








        .photo-item {
            aspect-ratio: 1;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
            border-radius: 10px;
            overflow: hidden;
            cursor: pointer;
            transition: var(--transition);
        }












        .photo-item:hover {
            transform: scale(1.05);
        }

        /* Vitrin Bölümü */
        .vitrin-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .vitrin-item {
            background: var(--card-bg-light);
            border-radius: 15px;
            padding: 2rem;
            text-align: center;
            box-shadow: 0 5px 20px var(--shadow-light);
            transition: var(--transition);
        }

        body.dark-mode .vitrin-item {
            background: var(--card-bg-dark);
        }

        .vitrin-item:hover {
            transform: translateY(-5px);
        }

        .vitrin-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        /* Footer */
        .footer {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
            color: white;
            padding: 3rem 2rem 1rem;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1rem;
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-links a {
            color: white;
            font-size: 1.5rem;
            transition: var(--transition);
        }

        .social-links a:hover {
            transform: translateY(-3px);
            opacity: 0.8;
        }

        .footer-bottom {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

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

        /* Responsive */
        html {
            overflow-x: hidden;
        }

        body {
            overflow-x: hidden;
        }

        @media (max-width: 768px) {
            .navbar {
                padding: 0.85rem 1.2rem;
            }

            .nav-logo {
                width: 220px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-color);
                flex-direction: column;
                padding: 1rem;
                gap: 0.25rem;
                box-shadow: 0 8px 15px var(--shadow-light);
            }

            .nav-links.active {
                display: flex;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links a {
                display: block;
                padding: 0.75rem 0.5rem;
            }

            .mobile-menu {
                display: block;
            }

            .hero {
                padding: 2.5rem 1.25rem;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero-buttons {
                flex-direction: column;
                width: 100%;
            }

            .hero-buttons .btn {
                width: 100%;
            }

            .section {
                padding: 2.5rem 1.25rem;
            }

            .section-title {
                font-size: 2rem;
                margin-bottom: 2rem;
            }

            .photo-gallery {
                gap: 0.75rem;
            }

            .footer-content {
                text-align: center;
            }

            .social-links {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .navbar {
                padding: 0.65rem 1rem;
            }

            .nav-logo {
                width: 160px;
            }

            .hero {
                padding: 2rem 1rem;
            }

            .hero h1 {
                font-size: 1.7rem;
            }

            .section {
                padding: 2rem 1rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .btn {
                padding: 0.7rem 1.5rem;
                font-size: 0.95rem;
            }

            .photo-gallery {
                grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
                gap: 0.6rem;
            }

            .photo-caption {
                font-size: 12px;
                padding: 1.4rem 0.6rem 0.6rem;
            }

            #lightbox-image {
                width: 96vw;
                height: 70vh;
            }
        }

        /* Hidden sections for navigation */
        .page-section {
            display: none;
        }

        .page-section.active {
            display: block;
        }

        /* Language selector for About page */
        .language-selector {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

        .lang-btn {
            padding: 0.5rem 1rem;
            border: 2px solid var(--primary-color);
            background: transparent;
            color: var(--primary-color);
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
        }

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

        .about-content {
            display: none;
        }

        .about-content.active {
            display: block;
        }