* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0a1a2d, #1a3a5f);
            color: #e0e0e0;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #80ccff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        header {
            background: rgba(10, 26, 45, 0.95);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo-container {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #00ccff, #00ffaa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
            letter-spacing: 1px;
        }
        .domain {
            font-size: 0.9rem;
            color: #88d3ff;
            margin-top: 5px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #00ccff;
            font-size: 1.8rem;
            cursor: pointer;
        }
        nav {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        nav a {
            color: #b3e0ff;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        nav a:hover {
            background: rgba(0, 153, 255, 0.2);
        }
        .breadcrumb {
            padding: 1rem 2rem;
            background: rgba(20, 40, 70, 0.8);
            font-size: 0.9rem;
            color: #a0c8ff;
        }
        .breadcrumb a {
            color: #66b3ff;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        article {
            background: rgba(25, 50, 80, 0.7);
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            border: 1px solid #2a5a9a;
        }
        h1 {
            font-size: 3.2rem;
            color: #00ffcc;
            margin-bottom: 1.5rem;
            text-align: center;
            text-shadow: 0 0 15px rgba(0, 255, 204, 0.7);
        }
        h2 {
            font-size: 2.4rem;
            color: #4da6ff;
            margin: 2.5rem 0 1.2rem;
            border-left: 5px solid #00ccff;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            color: #66d9ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #99e6ff;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(0, 150, 255, 0.15);
            border-left: 4px solid #00aaff;
            padding: 1.5rem;
            margin: 1.8rem 0;
            border-radius: 0 10px 10px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
        }
        .image-container img {
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
            border: 3px solid #2a7fff;
        }
        .caption {
            font-style: italic;
            color: #88ccff;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .update-time {
            color: #ffcc00;
            font-weight: bold;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 2px dashed #3366cc;
            text-align: right;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: rgba(30, 60, 100, 0.8);
            padding: 1.8rem;
            border-radius: 12px;
            border: 1px solid #3a7bc8;
        }
        .widget h3 {
            color: #00ffaa;
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget h3 i {
            font-size: 1.5rem;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            border: 1px solid #4da6ff;
            border-radius: 8px;
            background: rgba(20, 40, 70, 0.9);
            color: #e0f7ff;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(90deg, #0088ff, #00ccff);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            font-size: 1rem;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0, 136, 255, 0.6);
        }
        .rating {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin: 15px 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating label:hover,
        .rating input:checked ~ label {
            color: #ffcc00;
        }
        footer {
            background: rgba(10, 25, 45, 0.98);
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
            border-top: 3px solid #00aaff;
        }
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        friend-link {
            display: block;
            padding: 1rem;
            background: rgba(30, 70, 120, 0.6);
            border-radius: 8px;
            border: 1px solid #4da6ff;
            font-weight: bold;
            color: #a3d5ff;
            text-align: center;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: rgba(50, 100, 180, 0.8);
        }
        .copyright {
            text-align: center;
            color: #88aadd;
            font-size: 0.9rem;
            padding-top: 1.5rem;
            border-top: 1px solid #2a5a8a;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            header {
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1.5rem;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 1rem;
                gap: 0.5rem;
            }
            nav.active {
                display: flex;
            }
            .breadcrumb {
                padding: 1rem;
                font-size: 0.85rem;
            }
            article {
                padding: 1.5rem;
            }
            .widget {
                padding: 1.2rem;
            }
        }