/* ====== CSS VARIABLES ====== */
        :root {
            --primary: #3b82f6;
            --primary-dark: #1d4ed8;
            --primary-light: #60a5fa;
            --secondary: #8b5cf6;
            --accent: #f59e0b;
            --success: #10b981;
            --danger: #ef4444;

            --dark-0: #030712;
            --dark-1: #111827;
            --dark-2: #1f2937;
            --dark-3: #374151;
            --dark-4: #4b5563;

            --light: #f9fafb;
            --text: #d1d5db;
            --text-light: #e5e7eb;
            --text-muted: #9ca3af;

            --border: #374151;
            --card-bg: rgba(17, 24, 39, 0.95);
            --glass: rgba(255, 255, 255, 0.08);

            --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
            --gradient-dark: linear-gradient(145deg, var(--dark-0), var(--dark-1));
            --gradient-accent: linear-gradient(135deg, var(--accent), #f97316);

            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 6px 12px -2px rgba(0, 0, 0, 0.5), 0 3px 6px -1px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.6), 0 4px 10px -2px rgba(0, 0, 0, 0.4);
            --shadow-xl: 0 20px 40px -5px rgba(0, 0, 0, 0.7), 0 10px 20px -3px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 25px 50px -12px rgba(59, 130, 246, 0.25);
            --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.3);

            --radius-sm: 6px;
            --radius: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;

            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: all 0.15s ease;
            --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ====== RESET & BASE ====== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: 'Inter', sans-serif;
            background: var(--dark-0);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            background-image:
                radial-gradient(circle at 0% 0%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 100% 0%, rgba(139, 92, 246, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 50% 100%, rgba(31, 41, 55, 0.6) 0%, transparent 50%);
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background:
                linear-gradient(90deg, var(--dark-0) 1px, transparent 1px) 0 0 / 20px 20px,
                linear-gradient(var(--dark-0) 1px, transparent 1px) 0 0 / 20px 20px;
            opacity: 0.02;
            pointer-events: none;
            z-index: -1;
        }

        ::selection {
            background: rgba(59, 130, 246, 0.4);
            color: var(--light);
        }

        /* ====== SIMPLE LOADER ====== */
        .loader-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--dark-0);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.8s ease, visibility 0.8s ease;
        }

        .loader-content {
            text-align: center;
            position: relative;
            padding: 20px;
        }

        .loader-logo {
            font-family: 'Press Start 2P', cursive;
            font-size: clamp(1.2rem, 3.5vw, 2rem);
            color: var(--primary);
            margin-bottom: 2rem;
            text-align: center;
            font-weight: normal;
            line-height: 1.4;
        }

        .loader-logo span {
            color: var(--accent);
        }

        .loader-progress-container {
            width: min(280px, 85vw);
            height: 4px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 2px;
            overflow: hidden;
            margin: 0 auto;
            position: relative;
        }

        .loader-progress-bar {
            height: 100%;
            width: 0%;
            background: var(--gradient);
            position: relative;
            animation: loadProgress 1.5s ease-in-out forwards;
        }

        @keyframes loadProgress {
            0% {
                width: 0%;
            }

            100% {
                width: 100%;
            }
        }

        /* ====== PROFESSIONAL NAVIGATION ====== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(3, 7, 18, 0.98);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            padding: 0.75rem 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--transition);
            box-shadow: var(--shadow-lg);
        }

        .nav-container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 clamp(0.75rem, 3vw, 2rem);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-family: 'Press Start 2P', cursive;
            font-size: clamp(0.8rem, 1.8vw, 1.1rem);
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
            padding: 0.5rem;
            font-weight: normal;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--primary-light);
            transform: translateX(2px);
        }

        .logo span {
            color: var(--accent);
        }

        .back-btn {
            background: var(--gradient);
            color: white;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius);
            text-decoration: none;
            font-weight: 600;
            font-size: clamp(0.8rem, 1.8vw, 0.95rem);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
            border: none;
            cursor: pointer;
            font-family: 'Inter', sans-serif;
            white-space: nowrap;
        }

        .back-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
            transition: 0.6s;
        }

        .back-btn:hover::before {
            left: 100%;
        }

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

        /* ====== HERO SECTION ====== */
        .hero {
            min-height: 100vh;
            min-height: 100dvh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: clamp(5rem, 12vw, 8rem) 1rem clamp(2rem, 5vw, 3rem);
            overflow: hidden;
        }

        .hero-content {
            text-align: center;
            max-width: min(1100px, 95%);
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .hero-title {
            font-size: clamp(1.8rem, 5vw, 3.5rem);
            font-weight: 900;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.1;
            letter-spacing: -0.5px;
            position: relative;
            display: inline-block;
        }

        .hero-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 150px;
            height: 4px;
            background: var(--gradient);
            border-radius: 2px;
        }

        .hero-subtitle {
            font-size: clamp(0.95rem, 2vw, 1.2rem);
            color: var(--text-light);
            margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
            line-height: 1.7;
            max-width: min(700px, 95%);
            margin-left: auto;
            margin-right: auto;
            opacity: 0.9;
            padding: 0 0.5rem;
        }

        .stats-counter {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: clamp(1rem, 2.5vw, 2rem);
            margin: clamp(1.5rem, 3vw, 2.5rem) 0;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
            padding: 1.5rem clamp(1rem, 2vw, 1.5rem);
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
            min-width: 140px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            flex: 1;
            max-width: 200px;
        }

        .stat-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.03) 50%, transparent 70%);
            opacity: 0;
            transition: opacity 0.6s ease;
        }

        .stat-item:hover::before {
            opacity: 1;
        }

        .stat-item:hover {
            transform: translateY(-8px);
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

        .stat-number {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 900;
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1;
            margin-bottom: 0.5rem;
            font-family: 'JetBrains Mono', monospace;
        }

        .stat-label {
            font-size: clamp(0.75rem, 1.3vw, 0.85rem);
            color: var(--text-muted);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* ====== REALISTIC FILE BUTTON ====== */
        .file-section {
            position: relative;
            margin: clamp(2rem, 6vw, 4rem) auto;
            width: 100%;
            max-width: min(400px, 90vw);
            cursor: pointer;
        }

        .file-instruction {
            text-align: center;
            margin-bottom: 2rem;
            position: relative;
        }

        .file-instruction-text {
            background: var(--gradient);
            color: white;
            padding: 0.9rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: clamp(0.85rem, 1.4vw, 1rem);
            box-shadow: var(--shadow-lg);
            display: inline-block;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 10;
            line-height: 1.4;
        }

        /* REALISTIC FILE FOLDER */
        .file-wrapper {
            position: relative;
            transition: var(--transition);
            perspective: 1000px;
            margin: 0 auto;
            width: 100%;
        }

        .realistic-folder {
            background: linear-gradient(145deg, #2d3748, #1e293b);
            border-radius: var(--radius);
            padding: 2.5rem 1.5rem;
            text-align: center;
            color: white;
            font-weight: 600;
            box-shadow:
                var(--shadow-xl),
                inset 0 1px 0 rgba(255, 255, 255, 0.1),
                inset 0 -1px 0 rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(255, 255, 255, 0.05),
                0 0 0 2px #4a5568;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid #4a5568;
            font-family: 'JetBrains Mono', monospace;
            min-height: 220px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        /* Folder tab */
        .folder-tab {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: clamp(120px, 40%, 160px);
            height: 24px;
            background: linear-gradient(to bottom, #4a5568, #2d3748);
            border-radius: 6px 6px 0 0;
            z-index: 1;
            box-shadow:
                0 -4px 8px rgba(0, 0, 0, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            border: 1px solid #4a5568;
            border-bottom: none;
        }

        .folder-tab::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80%;
            height: 2px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 1px;
        }

        /* Folder details */
        .folder-icon {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
            display: block;
            position: relative;
            z-index: 2;
            color: var(--primary-light);
            filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
        }

        .folder-name {
            font-size: clamp(1.1rem, 2.2vw, 1.4rem);
            font-weight: 700;
            margin-bottom: 0.5rem;
            position: relative;
            z-index: 2;
            color: var(--text-light);
            letter-spacing: 0.5px;
        }

        .folder-details {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }

        .folder-item-count,
        .folder-size {
            font-size: clamp(0.8rem, 1.5vw, 0.95rem);
            color: var(--text-muted);
            position: relative;
            z-index: 2;
            background: rgba(0, 0, 0, 0.3);
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            display: inline-block;
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-family: 'JetBrains Mono', monospace;
            font-weight: 500;
            backdrop-filter: blur(10px);
        }

        /* Folder lines */
        .folder-line {
            position: absolute;
            left: 20%;
            right: 20%;
            height: 1px;
            background: rgba(255, 255, 255, 0.05);
            z-index: 1;
        }

        .folder-line:nth-child(1) {
            top: 40%;
        }

        .folder-line:nth-child(2) {
            top: 50%;
        }

        .folder-line:nth-child(3) {
            top: 60%;
        }

        /* Click indicator */
        .click-indicator {
            position: absolute;
            top: -30px;
            right: -10px;
            width: 50px;
            height: 50px;
            background: rgba(59, 130, 246, 0.15);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            animation: subtlePulse 3s infinite ease-in-out;
            z-index: 20;
            border: 2px solid rgba(255, 255, 255, 0.2);
            cursor: pointer;
            z-index: 100;
        }

        .click-indicator i {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.3rem;
            filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
        }

        @keyframes subtlePulse {

            0%,
            100% {
                transform: scale(1);
                background: rgba(59, 130, 246, 0.15);
            }

            50% {
                transform: scale(1.1);
                background: rgba(59, 130, 246, 0.25);
            }
        }

        /* Hover effects */
        .file-wrapper:hover .realistic-folder {
            transform: translateY(-8px);
            box-shadow:
                var(--shadow-hover),
                inset 0 1px 0 rgba(255, 255, 255, 0.15),
                inset 0 -1px 0 rgba(0, 0, 0, 0.4),
                0 0 0 1px rgba(255, 255, 255, 0.1),
                0 0 0 2px var(--primary);
            border-color: var(--primary);
        }

        .file-wrapper:hover .folder-tab {
            background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
            border-color: var(--primary);
        }

        .file-wrapper:hover .click-indicator {
            animation: none;
            transform: scale(1.15);
            background: rgba(59, 130, 246, 0.25);
            border-color: var(--primary);
        }

        /* Opening animation */
        @keyframes folderOpen {
            0% {
                transform: translateY(0) scale(1);
            }

            50% {
                transform: translateY(-15px) scale(1.08);
            }

            100% {
                transform: translateY(-8px) scale(1.05);
            }
        }

        /* ====== FOLDER CLOSE BUTTON ====== */
        .folder-close-btn {
            position: absolute;
            bottom: -60px;
            /* Changed from bottom: 20px */
            left: 50%;
            transform: translateX(-50%);
            background: var(--gradient);
            color: white;
            padding: 0.8rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: clamp(0.85rem, 1.4vw, 0.95rem);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            opacity: 0;
            visibility: hidden;
            z-index: 100;
            cursor: pointer;
            border: none;
            font-family: 'Inter', sans-serif;
        }

        .folder-close-btn.show {
            opacity: 1;
            visibility: visible;
            animation: slideUp 0.5s ease forwards;
        }

        .folder-close-btn:hover {
            transform: translateX(-50%) translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        @keyframes slideUp {
            0% {
                opacity: 0;
                transform: translateX(-50%) translateY(10px);
            }

            100% {
                opacity: 1;
                transform: translateX(-50%) translateY(0);
            }
        }

        /* Closing animation */
        @keyframes folderClose {
            0% {
                transform: translateY(-8px) scale(1.05);
            }

            50% {
                transform: translateY(-15px) scale(1.08);
            }

            100% {
                transform: translateY(0) scale(1);
            }
        }

        /* ====== MARKET TRENDS ====== */
        .market-trends {
            padding: clamp(3rem, 8vw, 6rem) 1rem;
            position: relative;
            background: rgba(3, 7, 18, 0.4);
            backdrop-filter: blur(10px);
        }

        .section-header {
            text-align: center;
            margin-bottom: clamp(2.5rem, 5vw, 4rem);
        }

        .section-title {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            color: var(--text-light);
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            font-weight: 800;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: clamp(70px, 18vw, 100px);
            height: 4px;
            background: var(--gradient);
            border-radius: 2px;
        }

        .section-subtitle {
            color: var(--text);
            font-size: clamp(0.95rem, 1.8vw, 1.1rem);
            max-width: min(800px, 95%);
            margin: 0 auto;
            line-height: 1.7;
            opacity: 0.9;
            padding: 0 0.5rem;
        }

        .trends-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
            gap: clamp(1.2rem, 2.5vw, 2rem);
            max-width: min(1300px, 95%);
            margin: 0 auto;
        }

        .trend-card {
            background: linear-gradient(145deg, var(--dark-1), var(--dark-2));
            border-radius: var(--radius-lg);
            padding: clamp(1.5rem, 3vw, 2rem);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(20px);
            box-shadow: var(--shadow-lg);
            min-height: 280px;
            display: flex;
            flex-direction: column;
        }

        .trend-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--color), transparent);
        }

        .trend-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(var(--color-rgb), 0.3);
        }

        .trend-icon-wrapper {
            width: clamp(50px, 9vw, 70px);
            height: clamp(50px, 9vw, 70px);
            background: rgba(var(--color-rgb), 0.1);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .trend-card:hover .trend-icon-wrapper {
            transform: scale(1.1) rotate(10deg);
            background: rgba(var(--color-rgb), 0.2);
            box-shadow: 0 8px 24px rgba(var(--color-rgb), 0.2);
        }

        .trend-icon {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            color: var(--color);
        }

        .trend-title {
            font-size: clamp(1.1rem, 2.2vw, 1.4rem);
            color: var(--text-light);
            margin-bottom: clamp(0.8rem, 1.5vw, 1rem);
            font-weight: 700;
            line-height: 1.3;
        }

        .trend-description {
            color: var(--text);
            font-size: clamp(0.85rem, 1.6vw, 0.95rem);
            line-height: 1.6;
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            opacity: 0.9;
            flex-grow: 1;
        }

        .trend-stats {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
        }

        .trend-demand {
            font-size: clamp(0.7rem, 1.1vw, 0.8rem);
            font-weight: 700;
            padding: clamp(0.4rem, 0.8vw, 0.6rem) clamp(0.8rem, 1.5vw, 1rem);
            border-radius: var(--radius-full);
            background: rgba(var(--color-rgb), 0.15);
            color: var(--color);
            border: 1px solid rgba(var(--color-rgb), 0.3);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .trend-percentage {
            font-size: clamp(1.3rem, 2.5vw, 2rem);
            font-weight: 900;
            color: var(--color);
            font-family: 'JetBrains Mono', monospace;
        }

        /* ====== PROJECTS SECTION ====== */
        .projects-section {
            padding: clamp(3rem, 8vw, 6rem) 1rem;
            background: rgba(3, 7, 18, 0.6);
            position: relative;
            display: none;
            opacity: 0;
            transform: translateY(60px);
            transition: opacity 0.8s ease, transform 0.8s ease;
            backdrop-filter: blur(10px);
        }

        .projects-section.active {
            display: block;
            opacity: 1;
            transform: translateY(0);
        }

        .projects-container {
            max-width: min(1400px, 95%);
            margin: 0 auto;
        }

        /* ====== FILTER CONTROLS ====== */
        .filter-controls {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: clamp(0.6rem, 1.2vw, 0.9rem);
            margin-bottom: clamp(2rem, 4vw, 3rem);
            background: rgba(255, 255, 255, 0.03);
            padding: 1.2rem;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
            box-shadow: var(--shadow);
        }

        .filter-btn {
            padding: clamp(0.7rem, 1.3vw, 0.9rem) clamp(1.2rem, 2.5vw, 1.7rem);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            color: var(--text);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: clamp(0.8rem, 1.4vw, 0.95rem);
            position: relative;
            overflow: hidden;
            border: none;
            backdrop-filter: blur(10px);
            font-family: 'Inter', sans-serif;
            white-space: nowrap;
        }

        .filter-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
            transition: 0.5s;
        }

        .filter-btn:hover::before {
            left: 100%;
        }

        .filter-btn.active,
        .filter-btn:hover {
            background: var(--gradient);
            color: white;
            border-color: transparent;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        /* ====== PROJECT CARDS ====== */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
            gap: clamp(1.5rem, 3vw, 2.2rem);
        }

        .project-card {
            background: linear-gradient(145deg, var(--dark-1), var(--dark-2));
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.08);
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInUp 0.6s forwards;
            display: flex;
            flex-direction: column;
            position: relative;
            backdrop-filter: blur(20px);
            box-shadow: var(--shadow-lg);
            min-height: 380px;
        }

        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.03) 50%, transparent 60%);
            opacity: 0;
            transition: opacity 0.6s ease;
            pointer-events: none;
        }

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

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

        .project-card:hover {
            transform: translateY(-8px);
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

        .project-header {
            padding: 1.2rem 1.2rem 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 0.6rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .project-badge {
            padding: 0.4rem 0.8rem;
            background: rgba(245, 158, 11, 0.15);
            color: var(--accent);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 700;
            display: inline-block;
            border: 1px solid rgba(245, 158, 11, 0.3);
            line-height: 1;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .project-demand {
            padding: 0.4rem 0.8rem;
            background: rgba(59, 130, 246, 0.15);
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            border: 1px solid rgba(59, 130, 246, 0.3);
            line-height: 1;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .project-preview {
            height: 120px;
            position: relative;
            overflow: hidden;
            background: linear-gradient(145deg, var(--dark-2), var(--dark-3));
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .project-preview::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent 30%, rgba(59, 130, 246, 0.1) 50%, transparent 70%);
            animation: shimmer 4s infinite linear;
            pointer-events: none;
        }

        .project-icon {
            font-size: 2rem;
            color: var(--primary-light);
            opacity: 0.9;
            position: relative;
            z-index: 2;
            filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.3));
            transition: var(--transition);
        }

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

        .project-content {
            padding: 1.2rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            position: relative;
            z-index: 2;
        }

        .project-title {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 0.7rem;
            font-weight: 700;
            line-height: 1.4;
        }

        .project-description {
            color: var(--text);
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: 1rem;
            opacity: 0.9;
            flex-grow: 1;
        }

        .project-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.2rem;
        }

        .tag {
            padding: 0.3rem 0.6rem;
            background: rgba(59, 130, 246, 0.1);
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 0.7rem;
            font-weight: 600;
            border: 1px solid rgba(59, 130, 246, 0.2);
            transition: var(--transition-fast);
            line-height: 1;
            font-family: 'JetBrains Mono', monospace;
        }

        .tag:hover {
            background: rgba(59, 130, 246, 0.2);
            transform: translateY(-2px);
        }

        .project-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.8rem;
            margin-top: auto;
        }

        .project-link {
            padding: 0.7rem;
            text-align: center;
            border-radius: var(--radius);
            font-weight: 600;
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            position: relative;
            overflow: hidden;
            line-height: 1;
        }

        .link-view {
            background: var(--gradient);
            color: white;
            box-shadow: var(--shadow);
        }

        .link-code {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .project-link:hover {
            transform: translateY(-2px);
        }

        .link-view:hover {
            box-shadow: var(--shadow-hover);
        }

        .link-code:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.3);
        }

        /* ====== BACK SECTION ====== */
        .back-section {
            padding: clamp(3rem, 7vw, 5rem) 1rem;
            text-align: center;
            background: rgba(3, 7, 18, 0.8);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
        }

        .back-btn-large {
            display: inline-flex;
            align-items: center;
            gap: clamp(0.6rem, 1.2vw, 0.8rem);
            padding: clamp(1rem, 2vw, 1.3rem) clamp(1.5rem, 3vw, 2.5rem);
            background: var(--gradient);
            color: white;
            text-decoration: none;
            border-radius: var(--radius-lg);
            font-weight: 700;
            transition: var(--transition);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
            font-size: clamp(1rem, 1.8vw, 1.2rem);
            margin: 0 auto;
        }

        .back-btn-large::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: 0.6s;
        }

        .back-btn-large:hover::before {
            left: 100%;
        }

        .back-btn-large:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        /* ====== FOOTER ====== */
        footer {
            background: rgba(3, 7, 18, 0.95);
            padding: clamp(3rem, 7vw, 5rem) 1rem clamp(1.5rem, 3vw, 2.5rem);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
        }

        .footer-content {
            max-width: min(1400px, 95%);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
            gap: clamp(2rem, 4vw, 3.5rem);
            margin-bottom: clamp(2rem, 4vw, 3.5rem);
        }

        .footer-brand {
            max-width: min(400px, 100%);
        }

        .footer-logo {
            font-family: 'Press Start 2P', cursive;
            font-size: clamp(0.9rem, 1.8vw, 1.2rem);
            color: var(--primary);
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            display: inline-block;
        }

        .footer-logo span {
            color: var(--accent);
        }

        .footer-about p {
            color: var(--text);
            line-height: 1.7;
            font-size: clamp(0.9rem, 1.6vw, 1.05rem);
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            opacity: 0.9;
        }

        .social-links {
            display: flex;
            gap: clamp(0.7rem, 1.3vw, 0.9rem);
            margin-top: clamp(1rem, 2vw, 1.5rem);
        }

        .social-link {
            width: clamp(40px, 7vw, 50px);
            height: clamp(40px, 7vw, 50px);
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow);
        }

        .social-link:hover {
            background: var(--gradient);
            color: white;
            transform: translateY(-3px) scale(1.1);
            border-color: transparent;
            box-shadow: var(--shadow-hover);
        }

        .footer-links h4 {
            color: var(--text-light);
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            font-size: clamp(1rem, 1.8vw, 1.2rem);
            font-weight: 700;
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: clamp(0.6rem, 1.2vw, 0.8rem);
        }

        .footer-links a {
            color: var(--text);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: clamp(0.9rem, 1.6vw, 1.05rem);
            padding: 0.4rem 0;
        }

        .footer-links a:hover {
            color: var(--primary);
            transform: translateX(6px);
        }

        .copyright {
            text-align: center;
            padding-top: clamp(1.5rem, 3vw, 2.5rem);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
            font-size: clamp(0.8rem, 1.4vw, 0.95rem);
            font-family: 'JetBrains Mono', monospace;
        }

        /* ====== EXTREME RESPONSIVENESS ====== */
        /* Extra Small Phones (320px - 375px) */
        @media (max-width: 375px) {
            .nav-container {
                flex-direction: column;
                gap: 0.8rem;
                padding: 0 0.75rem;
                text-align: center;
            }

            .logo {
                font-size: 0.9rem;
                justify-content: center;
                width: 100%;
            }

            .back-btn {
                width: 100%;
                justify-content: center;
                padding: 0.6rem 1rem;
                font-size: 0.85rem;
            }

            .hero {
                padding: 4.5rem 0.75rem 1.5rem;
            }

            .hero-title {
                font-size: 1.6rem;
                line-height: 1.2;
                margin-bottom: 0.8rem;
            }

            .hero-title::after {
                width: 120px;
                bottom: -6px;
            }

            .hero-subtitle {
                font-size: 0.9rem;
                line-height: 1.5;
                margin-bottom: 1.5rem;
                padding: 0;
            }

            .stats-counter {
                gap: 0.8rem;
                margin: 1.5rem 0;
            }

            .stat-item {
                padding: 1rem 0.8rem;
                min-width: 0;
                max-width: 100%;
            }

            .stat-number {
                font-size: 1.8rem;
            }

            .stat-label {
                font-size: 0.7rem;
            }

            .file-section {
                margin: 1.5rem auto;
                max-width: 95vw;
            }

            .file-instruction-text {
                font-size: 0.85rem;
                padding: 0.7rem 1rem;
                margin-bottom: 1.5rem;
            }

            .realistic-folder {
                padding: 2rem 1rem;
                min-height: 180px;
            }

            .folder-icon {
                font-size: 2.2rem;
                margin-bottom: 0.8rem;
            }

            .folder-name {
                font-size: 1rem;
            }

            .folder-details {
                gap: 0.5rem;
                flex-direction: column;
            }

            .folder-item-count,
            .folder-size {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
            }

            .click-indicator {
                top: -25px;
                right: 5px;
                width: 40px;
                height: 40px;
            }

            .click-indicator i {
                font-size: 1.1rem;
            }

            .trends-grid,
            .projects-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .filter-controls {
                padding: 0.8rem;
                gap: 0.4rem;
            }

            .filter-btn {
                flex: 1 0 calc(50% - 0.4rem);
                min-width: 0;
                padding: 0.6rem 0.5rem;
                font-size: 0.75rem;
                text-align: center;
            }

            .project-card {
                min-height: 360px;
            }

            .project-preview {
                height: 100px;
            }

            .project-title {
                font-size: 1rem;
            }

            .project-description {
                font-size: 0.8rem;
            }

            .project-links {
                grid-template-columns: 1fr;
                gap: 0.6rem;
            }

            .back-btn-large {
                width: 100%;
                padding: 0.9rem 1.2rem;
                font-size: 0.95rem;
            }

            .footer-content {
                grid-template-columns: 1fr;
                gap: 1.5rem;
                text-align: center;
            }

            .footer-links a {
                justify-content: center;
            }

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

        /* Small Phones (376px - 480px) */
        @media (min-width: 376px) and (max-width: 480px) {
            .nav-container {
                flex-direction: column;
                gap: 0.8rem;
                padding: 0 1rem;
            }

            .logo {
                font-size: 0.95rem;
                justify-content: center;
                width: 100%;
            }

            .back-btn {
                width: 100%;
                justify-content: center;
            }

            .hero {
                padding: 5rem 1rem 2rem;
            }

            .hero-title {
                font-size: 1.8rem;
            }

            .hero-subtitle {
                font-size: 0.95rem;
            }

            .stats-counter {
                gap: 1rem;
                flex-wrap: wrap;
            }

            .stat-item {
                flex: 1 0 calc(50% - 1rem);
                min-width: 0;
            }

            .file-section {
                margin: 2rem auto;
            }

            .realistic-folder {
                padding: 2rem 1.2rem;
            }

            .click-indicator {
                top: -30px;
                right: 0;
                width: 45px;
                height: 45px;
            }

            .trends-grid,
            .projects-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .filter-controls {
                padding: 1rem;
                gap: 0.5rem;
            }

            .filter-btn {
                flex: 1 0 calc(50% - 0.5rem);
                min-width: 0;
                padding: 0.7rem 0.6rem;
                font-size: 0.8rem;
            }

            .project-links {
                grid-template-columns: 1fr;
                gap: 0.7rem;
            }

            .back-btn-large {
                width: 100%;
            }

            .footer-content {
                grid-template-columns: 1fr;
                gap: 2rem;
                text-align: center;
            }
        }

        /* Medium Phones (481px - 600px) */
        @media (min-width: 481px) and (max-width: 600px) {
            .nav-container {
                flex-direction: row;
                gap: 1rem;
            }

            .logo {
                font-size: 0.9rem;
            }

            .back-btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }

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

            .stats-counter {
                gap: 1rem;
            }

            .stat-item {
                flex: 1 0 calc(50% - 1rem);
            }

            .trends-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }

            .projects-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }

            .filter-controls {
                overflow-x: auto;
                padding-bottom: 1rem;
                justify-content: flex-start;
            }

            .filter-btn {
                white-space: nowrap;
            }
        }

        /* Tablets (601px - 768px) */
        @media (min-width: 601px) and (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }

            .trends-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }

            .projects-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }

            .filter-controls {
                justify-content: center;
                overflow-x: visible;
            }

            .click-indicator {
                right: 10px;
            }
        }

        /* Large Tablets (769px - 1024px) */
        @media (min-width: 769px) and (max-width: 1024px) {
            .hero-title {
                font-size: 3rem;
            }

            .trends-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }

            .projects-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 1.8rem;
            }

            .click-indicator {
                right: 15px;
            }
        }

        /* Desktop (1025px - 1440px) */
        @media (min-width: 1025px) and (max-width: 1440px) {
            .trends-grid {
                grid-template-columns: repeat(4, 1fr);
            }

            .projects-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 2rem;
            }
        }

        /* Large Desktop (1441px and up) */
        @media (min-width: 1441px) {

            .hero-content,
            .projects-container,
            .footer-content {
                max-width: 1600px;
            }

            .trends-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 2.5rem;
            }

            .projects-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 2.5rem;
            }
        }

        /* Landscape Orientation */
        @media (orientation: landscape) and (max-height: 600px) {
            .hero {
                min-height: 120vh;
                padding-top: 7rem;
                padding-bottom: 2rem;
            }

            .hero-title {
                font-size: 2.2rem;
                margin-bottom: 0.8rem;
            }

            .hero-subtitle {
                font-size: 1rem;
                margin-bottom: 1.5rem;
            }

            .stats-counter {
                flex-direction: row;
                flex-wrap: nowrap;
                gap: 1rem;
                margin: 1.5rem 0;
            }

            .stat-item {
                padding: 1rem;
                min-width: 0;
            }

            .file-section {
                margin: 1.5rem auto;
            }

            .realistic-folder {
                min-height: 180px;
                padding: 1.5rem 1rem;
            }

            .click-indicator {
                top: -20px;
            }
        }

        /* Touch Device Optimization */
        @media (hover: none) and (pointer: coarse) {

            .filter-btn:hover,
            .project-card:hover,
            .trend-card:hover,
            .social-link:hover,
            .back-btn:hover,
            .back-btn-large:hover,
            .file-wrapper:hover .realistic-folder {
                transform: none;
            }

            .filter-btn:active,
            .project-card:active,
            .trend-card:active,
            .social-link:active,
            .back-btn:active,
            .back-btn-large:active {
                transform: scale(0.98);
            }

            .file-wrapper:active .realistic-folder {
                transform: translateY(-5px);
                box-shadow: var(--shadow-hover);
            }

            .click-indicator {
                animation: none;
            }

            /* Increase touch target sizes */
            .filter-btn,
            .project-link,
            .social-link,
            .back-btn,
            .back-btn-large {
                min-height: 44px;
                min-width: 44px;
            }

            .tag {
                min-height: 32px;
                min-width: 32px;
                display: flex;
                align-items: center;
                justify-content: center;
            }
        }

        /* High Contrast Mode */
        @media (prefers-contrast: high) {
            :root {
                --primary: #0055ff;
                --accent: #ff9900;
                --dark-0: #000000;
                --dark-1: #111111;
                --text: #ffffff;
            }

            .project-card,
            .trend-card {
                border-width: 2px;
            }
        }

        /* Reduced Motion */
        @media (prefers-reduced-motion: reduce) {

            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }

            .project-card {
                animation: none;
                opacity: 1;
                transform: none;
            }

            .click-indicator {
                animation: none;
            }
        }

        /* Dark Mode Preference */
        @media (prefers-color-scheme: dark) {
            :root {
                --dark-0: #030712;
                --dark-1: #111827;
            }
        }

        /* Print Styles */
        @media print {

            .loader-wrapper,
            .click-indicator,
            .back-btn,
            .back-btn-large,
            .social-links,
            .filter-controls,
            .project-link {
                display: none !important;
            }

            body {
                background: white !important;
                color: black !important;
                font-size: 12pt;
            }

            .project-card,
            .trend-card {
                break-inside: avoid;
                page-break-inside: avoid;
                border: 1px solid #ddd !important;
                box-shadow: none !important;
            }

            a {
                color: #0000ee !important;
                text-decoration: underline !important;
            }
        }

        /* ====== UTILITY CLASSES ====== */
        .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;
        }