* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, sans-serif;
        }
        :root {
            --primary: #1a73e8;
            --secondary: #ff6b35;
            --dark: #121212;
            --darker: #0a0a0a;
            --light: #f8f9fa;
            --gray: #2d2d2d;
            --text: #e4e4e4;
            --border: #444;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--dark);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.3s, transform 0.2s;
        }
        a:hover {
            color: var(--secondary);
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to bottom, var(--darker), var(--dark));
            padding: 1.5rem 0;
            border-bottom: 2px solid var(--secondary);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .search-box {
            display: flex;
            width: 40%;
        }
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid var(--border);
            border-radius: 30px 0 0 30px;
            background: #222;
            color: white;
            font-size: 1rem;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #0d62d9;
        }
        nav {
            margin-top: 1.5rem;
            position: relative;
        }
        .nav-links {
            display: flex;
            list-style: none;
            justify-content: center;
            gap: 2.5rem;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: #ccc;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-links a:hover {
            background: rgba(255, 107, 53, 0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #aaa;
        }
        .breadcrumb a {
            color: #aaa;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 3rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .content {
            background: var(--gray);
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        aside {
            background: var(--gray);
            padding: 2rem;
            border-radius: 12px;
            align-self: start;
            position: sticky;
            top: 150px;
        }
        h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            color: white;
            line-height: 1.2;
            border-left: 5px solid var(--secondary);
            padding-left: 20px;
        }
        h2 {
            font-size: 2.2rem;
            margin: 2.5rem 0 1.2rem;
            color: #ffb347;
            padding-bottom: 8px;
            border-bottom: 2px dashed var(--border);
        }
        h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: #6ab0ff;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #ffcc80;
            font-weight: 500;
            margin-bottom: 2rem;
            padding: 15px;
            background: rgba(255,107,53,0.05);
            border-left: 4px solid var(--secondary);
        }
        .highlight {
            background: rgba(26, 115, 232, 0.15);
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .tip {
            background: rgba(255, 193, 7, 0.1);
            border-left: 5px solid #ffc107;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        .article-img {
            width: 100%;
            margin: 2rem auto;
            display: block;
            border: 3px solid var(--border);
            box-shadow: 0 5px 15px black;
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            margin-top: 8px;
            font-size: 0.95rem;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1rem;
            color: var(--secondary);
        }
        .widget input, .widget textarea, .widget select {
            width: 100%;
            padding: 12px 15px;
            margin-bottom: 15px;
            background: #222;
            border: 1px solid #555;
            border-radius: 6px;
            color: white;
            font-size: 1rem;
        }
        .widget button {
            background: linear-gradient(to right, var(--primary), #34a853);
            color: white;
            border: none;
            padding: 14px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            width: 100%;
            transition: opacity 0.3s;
        }
        .widget button:hover {
            opacity: 0.9;
        }
        .rating {
            display: flex;
            justify-content: space-between;
            margin: 1rem 0;
        }
        .rating input { display: none; }
        .rating label {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #ffc107;
        }
        .longtail-links {
            background: #1a1a1a;
            padding: 3rem 0;
            margin-top: 3rem;
        }
        .web-link {
            display: inline-block;
            background: #2a2a2a;
            margin: 10px;
            padding: 15px 25px;
            border-radius: 8px;
            border-left: 4px solid var(--primary);
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: #333;
            transform: translateX(10px);
        }
        footer {
            background: var(--darker);
            text-align: center;
            padding: 2.5rem 0;
            border-top: 1px solid #333;
            font-size: 0.95rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                gap: 1.5rem;
            }
            .search-box {
                width: 100%;
                order: 3;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1rem;
                right: 20px;
            }
            .nav-links {
                flex-direction: column;
                background: var(--darker);
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                padding: 1rem 0;
                display: none;
                border-top: 1px solid #333;
            }
            .nav-active {
                display: flex;
            }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .content, aside { padding: 1.8rem; }
        }