#preloader.fade-out {
            opacity: 0;
            visibility: hidden;
        }
        
        .preloader-logo {
            font-size: 3rem;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: var(--spacing-xl);
            animation: logoReveal 1s ease-out forwards;
        }
        
        @keyframes logoReveal {
            0% { opacity: 0; transform: scale(0.8); }
            100% { opacity: 1; transform: scale(1); }
        }
        
        .preloader-spinner {
            width: 60px;
            height: 60px;
            border: 4px solid rgba(37, 99, 235, 0.1);
            border-top: 4px solid var(--deep-blue);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: var(--spacing-lg);
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .preloader-progress {
            width: 200px;
            height: 4px;
            background: rgba(37, 99, 235, 0.1);
            border-radius: var(--radius-full);
            overflow: hidden;
            margin-top: var(--spacing-md);
        }
        
        .preloader-progress-bar {
            height: 100%;
            width: 0%;
            background: var(--gradient-button);
            border-radius: var(--radius-full);
            transition: width 0.3s ease;
        }
        
        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: var(--spacing-md) 0;
            transition: all var(--transition-normal);
        }
        
        header.scrolled {
            background: rgba(10, 10, 10, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-lg);
            padding: var(--spacing-sm) 0;
        }
        
        [data-theme="light"] header.scrolled {
            background: rgba(248, 250, 252, 0.9);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            transition: transform var(--transition-normal);
        }
        
        .logo:hover {
            transform: scale(1.05);
        }
        
        nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xl);
        }
        
        .nav-links {
            display: flex;
            gap: var(--spacing-xl);
        }
        
        .nav-link {
            color: var(--text-primary);
            font-weight: 500;
            position: relative;
            padding: var(--spacing-sm) 0;
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-button);
            transition: width var(--transition-normal);
            border-radius: var(--radius-full);
        }
        
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        
        .header-controls {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }
        
        .theme-toggle {
            width: 44px;
            height: 24px;
            background: var(--bg-card);
            border-radius: var(--radius-full);
            position: relative;
            cursor: pointer;
            border: none;
            padding: 0;
        }
        
        .theme-toggle::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 2px;
            width: 20px;
            height: 20px;
            background: var(--gradient-button);
            border-radius: 50%;
            transition: transform var(--transition-normal);
        }
        
        [data-theme="light"] .theme-toggle::before {
            transform: translateX(20px);
        }
        
        .hire-btn {
            background: var(--gradient-button);
            color: white;
            border: none;
            padding: var(--spacing-sm) var(--spacing-lg);
            border-radius: var(--radius-full);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-md);
        }
        
        .hire-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            height: 100vh;
            background: var(--bg-primary);
            z-index: 1001;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            transition: right var(--transition-normal);
        }
        
        .mobile-menu.active {
            right: 0;
        }
        
        .mobile-menu-close {
            position: absolute;
            top: var(--spacing-xl);
            right: var(--spacing-xl);
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        .mobile-nav-links {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xl);
            align-items: center;
        }
        
        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        
        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient-hero);
            opacity: 0.1;
            z-index: -1;
        }
        
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-4xl);
            align-items: center;
        }
        
        .hero-text h1 {
            margin-bottom: var(--spacing-md);
        }
        
        .dynamic-text {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 600;
            height: 2.5rem;
            margin-bottom: var(--spacing-xl);
            color: var(--text-secondary);
        }
        
        .dynamic-text span {
            color: var(--hot-pink);
        }
        
        .hero-description {
            font-size: 1.125rem;
            margin-bottom: var(--spacing-2xl);
            max-width: 600px;
        }
        
        .achievement-badges {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-2xl);
        }
        
        .badge {
            background: var(--bg-card);
            padding: var(--spacing-sm) var(--spacing-lg);
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 500;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }
        
        .badge i {
            color: var(--hot-pink);
        }
        
        .hero-buttons {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }
        
        .btn {
            padding: var(--spacing-md) var(--spacing-xl);
            border-radius: var(--radius-md);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
            border: none;
        }
        
        .btn-primary {
            background: var(--gradient-button);
            color: white;
            box-shadow: var(--shadow-md);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        
        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-color);
        }
        
        .btn-secondary:hover {
            border-color: var(--deep-blue);
            color: var(--deep-blue);
            transform: translateY(-3px);
        }
        
        .btn-youtube {
            background: #ff0000;
            color: white;
            box-shadow: var(--shadow-md);
        }
        
        .btn-youtube:hover {
            background: #cc0000;
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        
        .hero-image {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }
        
        .image-wrapper {
            width: 350px;
            height: 350px;
            border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
            background: var(--gradient-hero);
            display: flex;
            justify-content: center;
            align-items: center;
            animation: morphing 10s infinite;
            box-shadow: var(--shadow-2xl);
            position: relative;
            overflow: hidden;
        }
        
        @keyframes morphing {
            0% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
            25% { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
            50% { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
            75% { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
            100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
        }
        
        .image-wrapper::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            background: var(--bg-primary);
            border-radius: inherit;
            transform: scale(0.9);
            z-index: 1;
        }
        
        .tech-icons {
            position: absolute;
            width: 100%;
            height: 100%;
            z-index: 2;
        }
        
        .tech-icon {
            position: absolute;
            width: 40px;
            height: 40px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            animation: float 6s infinite ease-in-out;
        }
        
        .tech-icon:nth-child(1) {
            top: 10%;
            left: 10%;
            animation-delay: 0s;
        }
        
        .tech-icon:nth-child(2) {
            top: 10%;
            right: 10%;
            animation-delay: 1s;
        }
        
        .tech-icon:nth-child(3) {
            bottom: 10%;
            left: 10%;
            animation-delay: 2s;
        }
        
        .tech-icon:nth-child(4) {
            bottom: 10%;
            right: 10%;
            animation-delay: 3s;
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
        }
        
        .social-links {
            display: flex;
            gap: var(--spacing-md);
            margin-top: var(--spacing-2xl);
        }
        
        .social-link {
            width: 44px;
            height: 44px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            transition: all var(--transition-normal);
            position: relative;
        }
        
        .social-link:hover {
            transform: translateY(-5px);
            color: white;
        }
        
        .social-link:hover::before {
            content: attr(data-tooltip);
            position: absolute;
            bottom: -40px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--bg-card);
            color: var(--text-primary);
            padding: var(--spacing-sm) var(--spacing-md);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            white-space: nowrap;
            box-shadow: var(--shadow-md);
            z-index: 10;
        }
        
        .social-link.linkedin:hover { background: #0077b5; }
        .social-link.github:hover { background: #333; }
        .social-link.youtube:hover { background: #ff0000; }
        .social-link.whatsapp:hover { background: #25D366; }
        .social-link.email:hover { background: var(--hot-pink); }
        .social-link.facebook:hover { background: #1877f2; }
        
        /* Stats Banner */
        .stats-banner {
            background: var(--bg-secondary);
            padding: var(--spacing-2xl) 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-xl);
        }
        
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 640px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .stat-card {
            text-align: center;
            padding: var(--spacing-lg);
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            transition: transform var(--transition-normal);
        }
        
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        
        .stat-icon {
            font-size: 2rem;
            margin-bottom: var(--spacing-md);
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.1em;
        }
        
        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-4xl);
        }
        
        .about-image {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .about-image-wrapper {
            width: 300px;
            height: 300px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-2xl);
            margin-bottom: var(--spacing-xl);
            position: relative;
        }
        
        .about-image-wrapper::before {
            content: '';
            position: absolute;
            top: -10px;
            left: -10px;
            right: -10px;
            bottom: -10px;
            background: var(--gradient-button);
            border-radius: var(--radius-lg);
            z-index: -1;
            animation: rotate 3s linear infinite;
        }
        
        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .about-info-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
            width: 100%;
        }
        
        .info-card {
            background: var(--bg-card);
            padding: var(--spacing-md);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            transition: transform var(--transition-normal);
        }
        
        .info-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        
        .info-icon {
            font-size: 1.5rem;
            color: var(--hot-pink);
        }
        
        .info-content h4 {
            font-size: 1rem;
            margin-bottom: var(--spacing-xs);
        }
        
        .info-content p {
            font-size: 0.875rem;
            margin-bottom: 0;
            color: var(--text-secondary);
        }
        
        .about-tabs {
            margin-top: var(--spacing-xl);
        }
        
        .tab-buttons {
            display: flex;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-xl);
            border-bottom: 1px solid var(--border-color);
            padding-bottom: var(--spacing-md);
        }
        
        .tab-btn {
            background: none;
            border: none;
            padding: var(--spacing-sm) var(--spacing-lg);
            color: var(--text-secondary);
            font-weight: 600;
            cursor: pointer;
            position: relative;
        }
        
        .tab-btn.active {
            color: var(--text-primary);
        }
        
        .tab-btn.active::after {
            content: '';
            position: absolute;
            bottom: -13px;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--gradient-button);
            border-radius: var(--radius-full);
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .timeline {
            position: relative;
            padding-left: var(--spacing-xl);
        }
        
        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            left: 7px;
            height: 100%;
            width: 2px;
            background: var(--gradient-button);
        }
        
        .timeline-item {
            position: relative;
            margin-bottom: var(--spacing-xl);
        }
        
        .timeline-item::before {
            content: '';
            position: absolute;
            top: 5px;
            left: -19px;
            width: 12px;
            height: 12px;
            background: var(--hot-pink);
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(236, 72, 153, 0.2);
        }
        
        .timeline-date {
            font-size: 0.875rem;
            color: var(--hot-pink);
            font-weight: 600;
            margin-bottom: var(--spacing-xs);
        }
        
        .timeline-title {
            font-weight: 600;
            margin-bottom: var(--spacing-xs);
        }
        
        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        
        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 640px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            transition: all var(--transition-normal);
            height: 100%;
            position: relative;
            overflow: hidden;
            cursor: pointer;
            box-shadow: var(--shadow-md);
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-2xl);
        }
        
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-button);
        }
        
        .service-icon {
            font-size: 2.5rem;
            margin-bottom: var(--spacing-lg);
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .service-title {
            font-size: 1.25rem;
            margin-bottom: var(--spacing-md);
        }
        
        .service-description {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-lg);
        }
        
        .service-price {
            font-weight: 700;
            color: var(--hot-pink);
            font-size: 1.25rem;
        }
        
        /* Skills Section */
        .skills-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-2xl);
        }
        
        @media (max-width: 768px) {
            .skills-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .skill-category h3 {
            margin-bottom: var(--spacing-xl);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }
        
        .skill-category h3 i {
            color: var(--hot-pink);
        }
        
        .skill-item {
            margin-bottom: var(--spacing-lg);
        }
        
        .skill-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: var(--spacing-sm);
        }
        
        .skill-name {
            font-weight: 500;
        }
        
        .skill-percentage {
            font-weight: 600;
            color: var(--hot-pink);
        }
        
        .skill-bar {
            height: 8px;
            background: var(--bg-secondary);
            border-radius: var(--radius-full);
            overflow: hidden;
        }
        
        .skill-progress {
            height: 100%;
            background: var(--gradient-button);
            border-radius: var(--radius-full);
            width: 0;
            transition: width 1.5s ease;
        }
        
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        
        .tool-item {
            background: var(--bg-card);
            padding: var(--spacing-md);
            border-radius: var(--radius-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-sm);
            transition: all var(--transition-normal);
        }
        
        .tool-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            background: var(--bg-secondary);
        }
        
        .tool-icon {
            font-size: 2rem;
        }
        
        .tool-name {
            font-size: 0.75rem;
            text-align: center;
        }
        
        .stars {
            display: flex;
            gap: var(--spacing-xs);
        }
        
        .star {
            color: var(--text-secondary);
        }
        
        .star.filled {
            color: var(--warning-orange);
        }
        
        /* Portfolio Section */
        .portfolio-filter {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-2xl);
        }
        
        .filter-btn {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: var(--spacing-sm) var(--spacing-lg);
            border-radius: var(--radius-full);
            color: var(--text-secondary);
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-normal);
        }
        
        .filter-btn.active {
            background: var(--gradient-button);
            color: white;
            border-color: transparent;
        }
        
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        
        @media (max-width: 1024px) {
            .portfolio-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 640px) {
            .portfolio-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .portfolio-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition-normal);
            box-shadow: var(--shadow-md);
        }
        
        .portfolio-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-2xl);
        }
        
        .portfolio-image {
            height: 200px;
            overflow: hidden;
        }
        
        .portfolio-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        
        .portfolio-item:hover .portfolio-image img {
            transform: scale(1.1);
        }
        
        .portfolio-content {
            padding: var(--spacing-lg);
        }
        
        .portfolio-title {
            font-size: 1.25rem;
            margin-bottom: var(--spacing-sm);
        }
        
        .portfolio-category {
            display: inline-block;
            padding: var(--spacing-xs) var(--spacing-sm);
            background: rgba(37, 99, 235, 0.1);
            color: var(--deep-blue);
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 500;
            margin-bottom: var(--spacing-md);
        }
        
        .portfolio-tech {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
        }
        
        .tech-badge {
            padding: var(--spacing-xs) var(--spacing-sm);
            background: var(--bg-secondary);
            color: var(--text-secondary);
            border-radius: var(--radius-full);
            font-size: 0.75rem;
        }
        
        /* Contact Section */
        .contact-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-4xl);
        }
        
        .contact-form {
            background: var(--bg-card);
            padding: var(--spacing-2xl);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
        }
        
        .form-group {
            margin-bottom: var(--spacing-lg);
        }
        
        .form-label {
            display: block;
            margin-bottom: var(--spacing-sm);
            font-weight: 500;
        }
        
        .form-input, .form-textarea, .form-select {
            width: 100%;
            padding: var(--spacing-md);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            color: var(--text-primary);
            font-family: var(--font-body);
            transition: all var(--transition-normal);
        }
        
        .form-input:focus, .form-textarea:focus, .form-select:focus {
            outline: none;
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }
        
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xl);
        }
        
        .contact-card {
            background: var(--bg-card);
            padding: var(--spacing-xl);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
            transition: transform var(--transition-normal);
            box-shadow: var(--shadow-md);
        }
        
        .contact-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        
        .contact-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient-button);
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: white;
        }
        
        .contact-details h4 {
            margin-bottom: var(--spacing-xs);
        }
        
        .contact-details p {
            margin-bottom: var(--spacing-sm);
            color: var(--text-secondary);
        }
        
        .contact-action {
            display: flex;
            gap: var(--spacing-sm);
        }
        
        .contact-btn {
            padding: var(--spacing-sm) var(--spacing-md);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            color: var(--text-primary);
            font-size: 0.875rem;
            cursor: pointer;
            transition: all var(--transition-normal);
        }
        
        .contact-btn:hover {
            background: var(--deep-blue);
            color: white;
            border-color: var(--deep-blue);
        }
        
        /* Footer */
        footer {
            background: var(--bg-secondary);
            padding: var(--spacing-4xl) 0 var(--spacing-xl);
            border-top: 1px solid var(--border-color);
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-2xl);
        }
        
        @media (max-width: 1024px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 640px) {
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        
        .footer-column h4 {
            font-size: 1.125rem;
            margin-bottom: var(--spacing-lg);
        }
        
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        
        .footer-link {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        
        .footer-link:hover {
            color: var(--deep-blue);
        }
        
        .newsletter-form {
            display: flex;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-md);
        }
        
        .newsletter-input {
            flex: 1;
            padding: var(--spacing-sm) var(--spacing-md);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            color: var(--text-primary);
        }
        
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: var(--spacing-xl);
            border-top: 1px solid var(--border-color);
        }
        
        .copyright {
            color: var(--text-secondary);
            font-size: 0.875rem;
        }
        
        .back-to-top {
            width: 44px;
            height: 44px;
            background: var(--gradient-button);
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            cursor: pointer;
            transition: transform var(--transition-normal);
            border: none;
        }
        
        .back-to-top:hover {
            transform: translateY(-3px);
        }
        
        /* Floating Elements */
        .floating-whatsapp {
            position: fixed;
            bottom: var(--spacing-xl);
            right: var(--spacing-xl);
            width: 60px;
            height: 60px;
            background: #25D366;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
            z-index: 100;
            animation: pulse 2s infinite;
            transition: transform var(--transition-normal);
        }
        
        .floating-whatsapp:hover {
            transform: scale(1.1);
        }
        
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
            70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
            100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
        }
        
        /* Scroll Progress */
        .scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            width: 0%;
            height: 3px;
            background: var(--gradient-button);
            z-index: 1001;
            transition: width 0.1s ease;
        }
        
        /* Responsive Styles */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }
            
            .about-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }
            
            .contact-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }
        }
        
        @media (max-width: 768px) {
            section {
                padding: var(--spacing-2xl) 0;
            }
            
            .nav-links {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .hero-buttons {
                flex-direction: column;
            }
            
            .btn {
                width: 100%;
            }
            
            .about-info-cards {
                grid-template-columns: 1fr;
            }
        }
        
        /* Animation Classes */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* Modal */
        .modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition-normal), visibility var(--transition-normal);
        }
        
        .modal.active {
            opacity: 1;
            visibility: visible;
        }
        
        .modal-content {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl);
            max-width: 800px;
            width: 90%;
            max-height: 90vh;
            overflow-y: auto;
            position: relative;
            transform: scale(0.9);
            transition: transform var(--transition-normal);
        }
        
        .modal.active .modal-content {
            transform: scale(1);
        }
        
        .modal-close {
            position: absolute;
            top: var(--spacing-lg);
            right: var(--spacing-lg);
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
        }
    </style>
</head>