@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700&display=swap');

        :root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #ec4899;
            --accent: #f59e0b;
            --background: #0f172a;
            --card-bg: rgba(30, 41, 59, 0.7);
            --text: #f8fafc;
            --success: #22c55e;
            --glass-bg: rgba(255, 255, 255, 0.1);
            --glass-border: rgba(255, 255, 255, 0.2);
        }

        [data-theme="light"] {
            --background: #f8fafc;
            --card-bg: rgba(255, 255, 255, 0.9);
            --text: #0f172a;
            --glass-bg: rgba(0, 0, 0, 0.1);
            --glass-border: rgba(0, 0, 0, 0.2);
        }

        * {
            font-family: 'Tajawal', sans-serif;
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: var(--background);
            color: var(--text);
            min-height: 100vh;
            transition: background 0.5s, color 0.5s;
        }

        .navbar {
            background: rgba(30, 41, 59, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        [data-theme="light"] .navbar {
            background: rgba(255, 255, 255, 0.95);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text);
            text-decoration: none;
            font-size: 0.9rem;
            transition: 0.3s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            white-space: nowrap;
        }

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

        .whatsapp-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.5rem 1rem;
            border-radius: 0.5rem;
            cursor: pointer;
            transition: 0.3s;
            text-decoration: none;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-left: 0.5rem;
        }

        .whatsapp-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        .theme-toggle, .notification-btn {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 1.25rem;
            cursor: pointer;
            transition: 0.3s;
            margin-left: 1rem;
        }

        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                right: 0;
                background: var(--card-bg);
                width: 100%;
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
                max-height: 80vh;
                overflow-y: auto;
            }

            .nav-links.active {
                display: flex;
                flex-wrap: wrap;
                flex-direction: row;
                justify-content: space-between;
            }

            .nav-links a {
                width: 48%;
                margin-bottom: 0.5rem;
            }

            .menu-toggle {
                display: block;
            }

            .nav-auth {
                display: none;
            }

            .nav-links .mobile-auth {
                display: flex;
                flex-direction: column;
                gap: 1rem;
                width: 100%;
            }
        }

        .projects-container {
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    perspective: 1000px;
}

.project-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    overflow: hidden;
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out, background 0.5s ease;
    position: relative;
    transform-style: preserve-3d;
    cursor: pointer;
    backdrop-filter: blur(15px);
    padding: 1rem;
}

.project-card:hover {
    transform: translateY(-12px) rotateY(6deg) scale(1.07);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    background: var(--card-bg);
}

.project-images {
    position: relative;
    height: 300px;  /* زيادة ارتفاع الصورة */
    overflow: hidden;
    border-radius: 1rem;
}

.project-image {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;  /* الحفاظ على تناسق الصورة */
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.5s ease;
}

.project-image.active {
    opacity: 1;
    transform: scale(1.15);
}

.project-content {
    padding: 1rem;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    color: transparent;
    transition: background 0.3s ease;
}

.project-description {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: var(--text);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}


        .project-actions {
            display: flex;
            gap: 1rem;
        }

        .project-btn {
            padding: 0.5rem 1rem;
            border: none;
            border-radius: 0.5rem;
            cursor: pointer;
            transition: 0.3s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            color: var(--text);
            backdrop-filter: blur(5px);
        }

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

        .whatsapp-btn:hover {
            background: var(--success);
            color: white;
        }

        .project-btn:hover {
            transform: translateY(-2px);
            filter: brightness(1.1);
        }

        .progress-bar {
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            width: 0%;
            transition: width 0.3s linear;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @media (max-width: 768px) {
            .projects-container {
                padding: 1rem;
                grid-template-columns: 1fr;
            }

            .project-card {
                margin-bottom: 1rem;
            }
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: scale(1.1); }
            to { opacity: 1; transform: scale(1); }
        }

        .project-image.active {
            animation: fadeIn 0.5s ease-out forwards;
        }

        .footer {
            background: var(--card-bg);
            padding: 2rem;
            text-align: center;
            margin-top: 4rem;
            display: flex;
            flex-direction: column;
            gap: 1rem;
            align-items: center;
        }

        .footer-links {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-links a {
            color: var(--text);
            text-decoration: none;
            font-size: 1rem;
            transition: 0.3s;
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        .footer-social {
            display: flex;
            gap: 1.5rem;
            margin-top: 1rem;
        }

        .footer-social a {
            color: var(--text);
            font-size: 1.5rem;
            transition: 0.3s;
        }

        .footer-social a:hover {
            color: var(--primary);
        }

        .footer-copyright {
            margin-top: 1rem;
            font-size: 0.9rem;
            color: var(--text);
        }

        .footer-copyright .developer {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .footer-copyright .dev-name {
            font-weight: bold;
            color: var(--primary);
            transition: 0.3s;
            text-decoration: none;
        }

        .footer-copyright .dev-name:hover {
            color: var(--secondary);
            text-decoration: underline;
        }

        .footer-copyright .separator {
            color: var(--text);
            opacity: 0.7;
        }