:root {
            --bg: #e0f2fe;
            --card: #e0f2fe;
            --text: #333;
            --shadow-out: 12px 12px 24px #b8d9e8, -12px -12px 24px #ffffff;
            --shadow-in: inset 8px 8px 16px #b8d9e8, inset -8px -8px 16px #ffffff;
            --accent: #555;
            --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        body.dark {
            --bg: #1e293b;
            --card: #1e293b;
            --text: #e2e8f0;
            --shadow-out: 12px 12px 24px #0f172a, -12px -12px 24px #2d3b55;
            --shadow-in: inset 8px 8px 16px #0f172a, inset -8px -8px 16px #2d3b55;
            --accent: #f39c12;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            background: var(--bg);
            color: var(--text);
            transition: var(--transition);
            scroll-behavior: smooth;
            opacity: 0;
            animation: fadeIn 1s ease-out forwards;
        }
        @keyframes fadeIn { to { opacity: 1; } }

        .container { max-width: 1200px; margin: 0 auto; padding: 20px; }

        header {
            padding: 60px 0; text-align: center; background: var(--card);
            border-radius: 24px; margin-bottom: 60px;
            box-shadow: var(--shadow-out);
            transform: translateY(20px);
            opacity: 0;
            animation: slideUp 0.8s ease-out 0.3s forwards;
        }
        @keyframes slideUp {
            to { transform: translateY(0); opacity: 1; }
        }

        header h1 {
            font-size: 3em; margin-bottom: 12px;
            background: linear-gradient(90deg, var(--accent), #ff6b6b);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        nav {
            display: flex; justify-content: center; gap: 24px; margin: 30px 0;
        }
        nav a {
            padding: 14px 28px; background: var(--card); border-radius: 20px;
            box-shadow: var(--shadow-out); text-decoration: none; color: var(--text);
            transition: var(--transition); position: relative; overflow: hidden;
            font-weight: 500;
        }
        nav a::before {
            content: ''; position: absolute; top: 50%; left: 50%;
            width: 0; height: 0; background: rgba(85, 85, 85, 0.3);
            border-radius: 50%; transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }
        nav a:active::before {
            width: 300px; height: 300px;
        }
        nav a:hover {
            box-shadow: var(--shadow-in);
            transform: translateY(-4px);
        }

        .hero {
            display: flex; align-items: center; justify-content: space-between; gap: 80px;
            margin: 100px 0; flex-wrap: wrap; opacity: 0;
            animation: slideUp 0.8s ease-out 0.6s forwards;
        }
        .hero img {
            width: 220px; height: 220px; border-radius: 50%;
            box-shadow: var(--shadow-out);
            transition: var(--transition);
            animation: breathe 4s ease-in-out infinite;
        }
        @keyframes breathe {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        .hero img:hover { transform: scale(1.1) !important; }

        .hero-text h2 { font-size: 2.4em; margin-bottom: 20px; }
        .hero-text p { font-size: 1.2em; line-height: 1.8; opacity: 0.9; }

        main { display: grid; grid-template-columns: 1fr 300px; gap: 60px; }

        .posts { display: flex; flex-direction: column; gap: 50px; }
        .post-card {
            background: var(--card); padding: 36px; border-radius: 24px;
            box-shadow: var(--shadow-out); transition: var(--transition);
            opacity: 0; transform: translateY(30px);
        }
        .post-card.visible {
            opacity: 1; transform: translateY(0);
            animation: cardEnter 0.8s ease-out forwards;
        }
        @keyframes cardEnter {
            to { opacity: 1; transform: translateY(0); }
        }
        .post-card:hover {
            box-shadow: var(--shadow-in);
            transform: translateY(-12px);
        }
        .post-card h3 {
            margin-bottom: 12px; font-size: 1.7em;
            transition: var(--transition);
        }
        .post-meta { color: var(--accent); margin-bottom: 18px; font-size: 0.95em; }
        .post-card p { line-height: 1.8; }

        aside .widget {
            background: var(--card); padding: 28px; border-radius: 20px;
            box-shadow: var(--shadow-out); transition: var(--transition);
            opacity: 0; transform: translateX(30px);
        }
        aside .widget h4 {
            margin-bottom: 16px;
            font-size: 1.2em;
            font-weight: 600;
        }
        #current-time {
            font-size: 0.9em;
            line-height: 1.5;
            font-weight: 500;
            color: var(--accent);
        }
        aside .widget.visible {
            opacity: 1; transform: translateX(0);
            animation: slideUp 0.8s ease-out forwards;
        }
        aside .widget:hover { transform: translateY(-6px); box-shadow: var(--shadow-in); }

        .widget ul li a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        .widget ul li a:hover {
            color: var(--text);
            text-decoration: underline;
        }

        .search-input {
            width: 100%; padding: 18px 20px; border-radius: 20px;
            background: var(--card); border: none; box-shadow: var(--shadow-in);
            transition: var(--transition); font-size: 1.1em;
        }
        .search-input:focus {
            outline: none;
            box-shadow: var(--shadow-in), 0 0 0 4px rgba(85, 85, 85, 0.4);
            transform: scale(1.02);
        }

        .tags { display: flex; flex-wrap: wrap; gap: 12px; }
        .tag {
            padding: 10px 18px; background: var(--card); border-radius: 15px;
            box-shadow: var(--shadow-out); font-size: 0.9em;
            transition: var(--transition);
        }
        .tag:hover {
            transform: translateY(-4px) scale(1.1);
            background: var(--accent);
            color: white;
        }

        footer {
            text-align: center; padding: 60px; margin-top: 100px;
            background: var(--card); border-radius: 24px;
            box-shadow: var(--shadow-out);
            opacity: 0;
            animation: slideUp 0.8s ease-out 1s forwards;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 20px;
        }

        .social-links a {
            color: var(--accent);
            font-size: 24px;
            transition: var(--transition);
            text-decoration: none;
        }

        .social-links a:hover {
            transform: scale(1.2);
            color: var(--text);
        }

        .social-link {
            position: relative;
        }

        .qr-popup {
            display: none;
            position: absolute;
            bottom: 100%;
            left: 50%;
            transform: translateX(-50%);
            background: var(--card);
            padding: 10px;
            border-radius: 8px;
            box-shadow: var(--shadow-out);
            z-index: 10;
            transition: opacity 0.3s ease;
        }

        .social-link:hover .qr-popup {
            display: block;
        }

        .theme-toggle {
            position: fixed; top: 24px; right: 24px;
            width: 60px; height: 30px;
            background: var(--card);
            border-radius: 15px;
            box-shadow: var(--shadow-out);
            cursor: pointer;
            transition: var(--transition);
            z-index: 100;
        }
        .theme-toggle:hover {
            box-shadow: var(--shadow-in);
        }
        .toggle-track {
            width: 100%; height: 100%;
            border-radius: 15px;
            background: linear-gradient(to right, #ffd700, #f39c12);
            position: relative;
            overflow: hidden;
        }
        .toggle-slider {
            position: absolute;
            top: 2px; left: 2px;
            width: 26px; height: 26px;
            background: white;
            border-radius: 50%;
            box-shadow: var(--shadow-out);
            transition: transform 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }
        body.dark .toggle-slider {
            transform: translateX(30px);
        }
        body.dark .toggle-track {
            background: linear-gradient(to right, #2d3748, #1a202c);
        }
        .theme-toggle:hover .toggle-slider {
            box-shadow: var(--shadow-in);
        }

        @media (max-width: 1024px) {
            main { grid-template-columns: 1fr 250px; gap: 40px; }
        }

        @media (max-width: 768px) {
            main { grid-template-columns: 1fr; }
            .hero { flex-direction: column; text-align: center; gap: 40px; }
            header h1 { font-size: 2.4em; }
            nav { flex-wrap: wrap; gap: 12px; }
            nav a { padding: 12px 20px; }
            .container { padding: 15px; }
        }

        @media (max-width: 480px) {
            header { padding: 40px 0; margin-bottom: 40px; }
            .hero { margin: 60px 0; gap: 30px; }
            .hero img { width: 180px; height: 180px; }
            .hero-text h2 { font-size: 2em; }
            .hero-text p { font-size: 1.1em; }
            main { gap: 40px; }
            .posts { gap: 30px; }
            footer { padding: 40px; margin-top: 60px; }
        }

        #loader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.5s ease-out;
        }

        .spinner {
            display: flex;
            gap: 5px;
            align-items: center;
        }

        .spinner div {
            width: 10px;
            height: 10px;
            border-radius: 2px;
            animation: bounce 1.4s ease-in-out infinite both;
        }

        .spinner div:nth-child(1) {
            background: #ea4335; /* Google Red */
        }
        .spinner div:nth-child(2) {
            background: #fbbc05; /* Google Yellow */
        }
        .spinner div:nth-child(3) {
            background: #34a853; /* Google Green */
        }

        .spinner div:nth-child(1) { animation-delay: -0.32s; }
        .spinner div:nth-child(2) { animation-delay: -0.16s; }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        @keyframes bounce {
            0%, 80%, 100% { transform: scale(0); }
            40% { transform: scale(1); }
        }