* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2a9d8f;
            transition: color 0.3s;
        }
        a:hover {
            color: #1d6f65;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: #2a9d8f;
            color: white;
            padding: 12px 24px;
            border-radius: 30px;
            font-weight: bold;
            border: none;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        .btn:hover {
            background: #1d6f65;
            transform: translateY(-3px);
        }
        .section-title {
            font-size: 2.2rem;
            color: #264653;
            margin-bottom: 1.5rem;
            border-left: 5px solid #e9c46a;
            padding-left: 15px;
        }
        .subtitle {
            font-size: 1.5rem;
            color: #2a9d8f;
            margin: 1.5rem 0 1rem;
        }
        header {
            background: #264653;
            color: white;
            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;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: #e9c46a;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo:hover {
            color: #f4a261;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 2rem;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            padding: 5px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover,
        .nav-links a.active {
            border-bottom: 2px solid #e9c46a;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #e9c46a;
        }
        .breadcrumb {
            background: #e9f5f4;
            padding: 10px 20px;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #2a9d8f;
        }
        .breadcrumb span {
            color: #888;
        }
        main {
            padding: 2rem 0;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            padding-right: 2rem;
        }
        article h1 {
            font-size: 3rem;
            color: #264653;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        article strong {
            color: #e76f51;
            font-weight: 700;
        }
        article em {
            background: #fffae6;
            font-style: italic;
            padding: 2px 5px;
        }
        .featured-img {
            margin: 2rem 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .featured-img img {
            width: 100%;
            transition: transform 0.5s;
        }
        .featured-img:hover img {
            transform: scale(1.03);
        }
        .interactive-box {
            background: #f1faee;
            border-left: 5px solid #a8dadc;
            padding: 2rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .interactive-box h3 {
            color: #1d3557;
            margin-bottom: 1rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 12px;
            border: 2px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #2a9d8f;
            outline: none;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
        }
        .stars i {
            color: #ddd;
            cursor: pointer;
            font-size: 1.5rem;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #ffd700;
        }
        .comment {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            border-left: 4px solid #2a9d8f;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
            color: #666;
        }
        aside {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            height: fit-content;
        }
        aside h3 {
            color: #264653;
            margin-bottom: 1rem;
            padding-bottom: 10px;
            border-bottom: 2px solid #e9c46a;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }
        .link-list li:before {
            content: '→';
            position: absolute;
            left: 0;
            color: #2a9d8f;
        }
        .update-time {
            background: #e9f5f4;
            padding: 1rem;
            border-radius: 8px;
            margin-top: 2rem;
            text-align: center;
            font-style: italic;
        }
        footer {
            background: #264653;
            color: white;
            padding: 3rem 0 1rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
        }
        footer h4 {
            color: #e9c46a;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        footer ul {
            list-style: none;
        }
        footer ul li {
            margin-bottom: 10px;
        }
        footer a {
            color: #ccc;
        }
        footer a:hover {
            color: #e9c46a;
        }
        friend-link {
            display: block;
            background: #1d3557;
            padding: 15px;
            border-radius: 8px;
            margin: 1rem 0;
            border-left: 5px solid #e9c46a;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid #456b7a;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background: #264653;
                width: 80%;
                height: calc(100vh - 70px);
                transition: right 0.5s;
                padding-top: 2rem;
                box-shadow: -5px 0 15px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                right: 0;
            }
            .nav-links li {
                margin: 0;
                text-align: center;
                padding: 1rem;
                border-bottom: 1px solid #456b7a;
            }
            .hamburger {
                display: block;
            }
            article h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }