* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #faf7f2;
            color: #2d2a24;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            color: #f5c518;
            letter-spacing: 1px;
            text-shadow: 0 2px 8px rgba(245, 197, 24, 0.3);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
            color: #f5c518;
        }
        .my-logo span {
            color: #fff;
            font-weight: 300;
        }
        .hamburger {
            display: none;
            font-size: 28px;
            color: #fff;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px 8px;
        }
        .nav-menu {
            display: flex;
            gap: 24px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #e0e0e0;
            font-weight: 500;
            font-size: 15px;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }
        .nav-menu a:hover {
            color: #f5c518;
            border-bottom-color: #f5c518;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 6px;
        }
        .breadcrumb {
            background: #f0ebe3;
            padding: 10px 0;
            font-size: 14px;
            border-bottom: 1px solid #e0d8ce;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 8px;
            color: #888;
        }
        .breadcrumb a {
            color: #7f6b5e;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .current {
            color: #2d2a24;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #2d1b00 0%, #4a2c0a 40%, #7f4f1a 100%);
            color: #fff;
            padding: 60px 0 50px;
            text-align: center;
            border-bottom: 6px solid #f5c518;
        }
        .hero h1 {
            font-size: clamp(32px, 6vw, 56px);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .hero h1 i {
            color: #f5c518;
            margin-right: 12px;
        }
        .hero p {
            font-size: clamp(16px, 2.5vw, 22px);
            max-width: 800px;
            margin: 0 auto 20px;
            opacity: 0.92;
            font-weight: 300;
        }
        .hero .meta {
            font-size: 14px;
            color: #d4b48c;
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
        }
        main {
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media(max-width:900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body h2 {
            font-size: 30px;
            color: #1a1a2e;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 4px solid #f5c518;
            font-weight: 700;
        }
        .article-body h3 {
            font-size: 24px;
            color: #2d1b00;
            margin: 32px 0 12px;
            font-weight: 600;
        }
        .article-body h4 {
            font-size: 19px;
            color: #4a2c0a;
            margin: 24px 0 8px;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 16px;
            color: #3d3730;
        }
        .article-body .highlight {
            background: #fff7e6;
            padding: 20px 24px;
            border-left: 6px solid #f5c518;
            border-radius: 8px;
            margin: 24px 0;
            font-size: 17px;
        }
        .article-body .highlight strong {
            color: #c0392b;
        }
        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px 24px;
            color: #3d3730;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body .feature-img {
            margin: 32px 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
        }
        .article-body .feature-img figcaption {
            text-align: center;
            font-size: 14px;
            color: #7f6b5e;
            margin-top: 8px;
            font-style: italic;
        }
        .sidebar {
            background: #f5f0ea;
            border-radius: 16px;
            padding: 24px;
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar h3 {
            font-size: 20px;
            color: #1a1a2e;
            margin-bottom: 16px;
            border-bottom: 3px solid #f5c518;
            padding-bottom: 8px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 10px;
        }
        .sidebar a {
            color: #4a2c0a;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar a:hover {
            color: #c0392b;
        }
        .sidebar a i {
            color: #c0392b;
            font-size: 14px;
            width: 20px;
        }
        .search-box {
            background: #fff;
            border-radius: 40px;
            padding: 4px 4px 4px 20px;
            display: flex;
            align-items: center;
            border: 2px solid #e0d8ce;
            transition: border 0.2s;
            margin-bottom: 24px;
        }
        .search-box:focus-within {
            border-color: #f5c518;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 12px 0;
            font-size: 15px;
            background: transparent;
            outline: none;
            color: #2d2a24;
        }
        .search-box button {
            background: #c0392b;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 10px 22px;
            font-size: 15px;
            cursor: pointer;
            transition: background 0.2s;
            font-weight: 600;
        }
        .search-box button:hover {
            background: #a93226;
        }
        .interaction-area {
            background: #fff;
            border-radius: 16px;
            padding: 32px;
            margin-top: 48px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #e8e0d6;
        }
        .interaction-area h2 {
            font-size: 26px;
            color: #1a1a2e;
            margin-bottom: 20px;
            border-bottom: 3px solid #f5c518;
            padding-bottom: 8px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            color: #2d1b00;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0d8ce;
            border-radius: 10px;
            font-size: 15px;
            background: #faf7f2;
            transition: border 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #f5c518;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 180px;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 28px;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating .star {
            transition: color 0.15s;
        }
        .star-rating .star.active {
            color: #f5c518;
        }
        .star-rating .star:hover {
            color: #f5c518;
        }
        .btn-submit {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 14px 36px;
            border-radius: 40px;
            font-size: 17px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .btn-submit:hover {
            background: #a93226;
            transform: translateY(-2px);
        }
        .btn-submit i {
            margin-right: 8px;
        }
        friend-link {
            display: block;
            padding: 32px 0 16px;
            border-top: 2px solid #e0d8ce;
            margin-top: 32px;
        }
        friend-link h3 {
            font-size: 20px;
            color: #1a1a2e;
            margin-bottom: 12px;
        }
        friend-link ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 24px;
            padding: 0;
        }
        friend-link a {
            color: #4a2c0a;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #c0392b;
        }
        footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 32px 0 24px;
            font-size: 14px;
        }
        footer .footer-inner {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        footer a {
            color: #d4b48c;
        }
        footer a:hover {
            color: #f5c518;
        }
        footer .copyright {
            text-align: center;
            width: 100%;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid #2d2a44;
            font-size: 13px;
            color: #888;
        }
        @media(max-width:768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 8px;
                padding: 16px 0 8px;
                border-top: 1px solid #2d2a44;
                margin-top: 12px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 8px 0;
                font-size: 16px;
            }
            .hero {
                padding: 36px 0 30px;
            }
            .hero .meta {
                flex-direction: column;
                gap: 6px;
            }
            .interaction-area {
                padding: 20px;
            }
            .form-row {
                flex-direction: column;
            }
            .sidebar {
                position: static;
                margin-top: 24px;
            }
            .header-inner {
                position: relative;
            }
        }
        @media(max-width:480px) {
            .container {
                padding: 0 12px;
            }
            .my-logo {
                font-size: 22px;
            }
            .article-body h2 {
                font-size: 24px;
            }
            .article-body h3 {
                font-size: 20px;
            }
        }
        html {
            scroll-behavior: smooth;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 4px;
        }
        .section-icon {
            margin-right: 8px;
            color: #f5c518;
        }