* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            text-decoration: none;
            color: #c62e2e;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #8a1c1c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            padding-right: 15px;
            padding-left: 15px;
            margin-right: auto;
            margin-left: auto;
        }
        header {
            background: linear-gradient(135deg, #1a1a1a 0%, #3a3a3a 100%);
            color: #fff;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: #ffd700;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            font-family: 'Arial Black', sans-serif;
            letter-spacing: 1px;
        }
        .logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo:hover {
            color: #fff;
            text-shadow: 0 0 10px #ffd700;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        .nav-links a {
            color: #fff;
            font-weight: 500;
            padding: 0.5rem 0.75rem;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .nav-links a:hover {
            background: rgba(255, 215, 0, 0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 0.75rem 0;
            font-size: 0.9rem;
            color: #666;
            background: #eee;
            margin-bottom: 2rem;
            border-radius: 4px;
            padding-left: 1rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #c62e2e;
        }
        main {
            background: #fff;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a1a1a;
            margin-bottom: 1.5rem;
            border-left: 6px solid #c62e2e;
            padding-left: 1rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #333;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ffd700;
        }
        h3 {
            font-size: 1.8rem;
            color: #444;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #555;
            margin: 1.5rem 0 0.75rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: #fff9e6;
            padding: 1.5rem;
            border-left: 4px solid #ffd700;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3em;
        }
        .image-container {
            margin: 2rem auto;
            text-align: center;
            max-width: 800px;
        }
        .image-container img {
            border-radius: 8px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #888;
            text-align: right;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px dashed #ccc;
        }
        .functional-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
            padding: 2rem;
            background: #f5f5f5;
            border-radius: 8px;
        }
        .functional-box {
            background: #fff;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }
        .functional-box h3 {
            margin-top: 0;
            color: #c62e2e;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .functional-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .functional-box input, .functional-box textarea, .functional-box select {
            padding: 0.75rem;
            border: 1px solid #ccc;
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
        }
        .functional-box button {
            padding: 0.75rem;
            background: #c62e2e;
            color: #fff;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .functional-box button:hover {
            background: #8a1c1c;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars label:hover,
        .stars input:checked ~ label {
            color: #ffd700;
        }
        footer {
            background: #1a1a1a;
            color: #ddd;
            padding: 2rem 0;
            border-radius: 8px 8px 0 0;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            padding: 0 1.5rem;
        }
        .footer-section h4 {
            color: #ffd700;
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: #aaa;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: #ffd700;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
            padding: 0.5rem;
            background: rgba(255,255,255,0.05);
            border-radius: 4px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.2rem;
                right: 1rem;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 1rem;
                background: rgba(0,0,0,0.9);
                border-radius: 8px;
                padding: 1rem;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 0.5rem 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            main {
                padding: 1.5rem;
            }
            .functional-section {
                grid-template-columns: 1fr;
                padding: 1.5rem;
            }
        }