*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f6f0;
            color: #1e1e2a;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #e74c3c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            margin-top: 0;
            color: #1a1a2e;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.8rem;
            margin-bottom: 0.6rem;
            border-bottom: 3px solid #e8d5b7;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            margin-bottom: 0.5rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.4rem;
            margin-bottom: 0.3rem;
            color: #34495e;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .section-spacing {
            padding: 2rem 0;
        }
        .site-header {
            background: linear-gradient(145deg, #1a1a2e 0%, #16213e 100%);
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f1c40f;
            letter-spacing: -0.04em;
            text-transform: uppercase;
            background: linear-gradient(135deg, #f1c40f, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: transform 0.3s ease;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.04);
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            color: #ecf0f1;
            -webkit-text-fill-color: #ecf0f1;
            background: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #f1c40f;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(241, 196, 15, 0.15);
        }
        .primary-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .primary-nav a {
            color: #e0e0e0;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .primary-nav a:hover,
        .primary-nav a:focus {
            background: rgba(241, 196, 15, 0.18);
            color: #f1c40f;
            text-decoration: none;
        }
        .primary-nav a.active {
            background: #f1c40f;
            color: #1a1a2e;
        }
        .breadcrumb-wrap {
            background: #ede7dd;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dcd5c6;
        }
        .breadcrumb-wrap nav ol {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb-wrap nav ol li {
            margin: 0;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumb-wrap nav ol li+li::before {
            content: "›";
            color: #8e7f6e;
            font-weight: 600;
            margin-right: 0.3rem;
        }
        .breadcrumb-wrap nav ol li a {
            color: #7f6b5a;
        }
        .breadcrumb-wrap nav ol li [aria-current="page"] {
            color: #2c3e50;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #2d1b4e 0%, #1a1a2e 70%, #16213e 100%);
            color: #fff;
            padding: 3rem 0 2.8rem;
            text-align: center;
            border-bottom: 4px solid #f1c40f;
        }
        .hero h1 {
            color: #f1c40f;
            font-size: 3rem;
            margin-bottom: 0.4rem;
            text-shadow: 0 2px 12px rgba(241, 196, 15, 0.2);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0.6rem auto 0;
            opacity: 0.92;
            color: #dfd9cc;
        }
        .hero .last-updated {
            display: inline-block;
            margin-top: 0.8rem;
            font-size: 0.9rem;
            background: rgba(255, 255, 255, 0.08);
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            color: #ccc5b8;
        }
        .hero .last-updated i {
            margin-right: 0.4rem;
            color: #f1c40f;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.4rem;
            padding: 2.4rem 0;
        }
        .content-area {
            background: #fff;
            border-radius: 20px;
            padding: 2.2rem 2.4rem;
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 1.6rem;
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.04);
            align-self: start;
            position: sticky;
            top: 90px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 1rem;
            border-bottom: 2px solid #f0e8d8;
            padding-bottom: 0.5rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.6rem;
        }
        .sidebar ul li {
            padding: 0.3rem 0;
            border-bottom: 1px solid #f3efe8;
        }
        .sidebar ul li a {
            color: #2c3e50;
            font-weight: 500;
            display: block;
            padding: 0.2rem 0;
        }
        .sidebar ul li a:hover {
            color: #c0392b;
        }
        .featured-image {
            margin: 1.8rem 0 2.2rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 4px 28px rgba(0, 0, 0, 0.08);
        }
        .featured-image figcaption {
            background: #f8f6f0;
            padding: 0.6rem 1rem;
            font-size: 0.9rem;
            color: #5d4e3e;
            text-align: center;
            font-style: italic;
        }
        .content-area .intro {
            font-size: 1.15rem;
            color: #2c3e50;
            border-left: 4px solid #f1c40f;
            padding-left: 1.2rem;
            margin-bottom: 1.8rem;
        }
        .highlight-box {
            background: #fef9ef;
            border-left: 5px solid #e67e22;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.6rem 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .code-block {
            background: #1e1e2a;
            color: #f1c40f;
            padding: 1rem 1.4rem;
            border-radius: 10px;
            font-family: 'Fira Code', monospace;
            font-size: 0.95rem;
            overflow-x: auto;
            margin: 1rem 0 1.6rem;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .search-section {
            background: #f0ebe0;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            margin: 2.4rem 0 1.6rem;
        }
        .search-section form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #d5ccbb;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            background: #fff;
        }
        .search-section input[type="text"]:focus {
            border-color: #c0392b;
        }
        .search-section button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: #a93226;
            transform: scale(1.02);
        }
        .comment-box,
        .rating-box {
            background: #f8f6f0;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2rem 0 1.2rem;
            border: 1px solid #e4dccf;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 110px;
            padding: 0.8rem 1rem;
            border: 2px solid #d5ccbb;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            resize: vertical;
            outline: none;
            transition: border 0.25s;
            background: #fff;
        }
        .comment-box textarea:focus {
            border-color: #c0392b;
        }
        .comment-box input[type="text"] {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #d5ccbb;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            background: #fff;
            margin-bottom: 0.8rem;
        }
        .comment-box input[type="text"]:focus {
            border-color: #c0392b;
        }
        .comment-box .form-row {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .comment-box .form-row input {
            flex: 1;
            min-width: 140px;
        }
        .btn-primary {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary:hover {
            background: #a93226;
            transform: scale(1.02);
        }
        .btn-primary i {
            font-size: 1rem;
        }
        .rating-box .star-group {
            display: flex;
            gap: 0.6rem;
            font-size: 2rem;
            color: #d5ccbb;
            cursor: pointer;
            margin: 0.6rem 0 1rem;
            flex-wrap: wrap;
        }
        .rating-box .star-group i {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-box .star-group i:hover,
        .rating-box .star-group i.active {
            color: #f1c40f;
            transform: scale(1.1);
        }
        .rating-box .star-group i.fa-solid {
            color: #f1c40f;
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: #e0dcd0;
            padding: 1.6rem 2rem;
            border-radius: 16px;
            margin-top: 2rem;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #f1c40f;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #e67e22;
            text-decoration: underline;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: #f1c40f;
            margin-bottom: 0.6rem;
            display: block;
        }
        .site-footer {
            background: #0f0f1a;
            color: #bbb5a8;
            padding: 2.4rem 0 1.6rem;
            margin-top: 2.4rem;
            border-top: 3px solid #f1c40f;
        }
        .site-footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            opacity: 0.8;
        }
        .site-footer .copyright strong {
            color: #f1c40f;
        }
        @media (max-width: 900px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .content-area {
                order: 1;
                padding: 1.6rem 1.2rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .primary-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 0.8rem;
                gap: 0.3rem;
            }
            .primary-nav.open {
                display: flex;
            }
            .primary-nav a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
                text-align: center;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .hero {
                padding: 2rem 0 1.8rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .content-area {
                padding: 1.2rem 1rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                min-width: auto;
            }
            .comment-box .form-row {
                flex-direction: column;
            }
            .rating-box .star-group {
                font-size: 1.6rem;
                justify-content: center;
            }
            .site-footer .footer-inner {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb-wrap {
                font-size: 0.8rem;
            }
            .sidebar {
                padding: 1.2rem 1rem;
            }
        }
        @media (max-width: 480px) {
            html {
                font-size: 15px;
            }
            .container {
                padding: 0 0.8rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .content-area {
                padding: 0.8rem 0.8rem;
                border-radius: 12px;
            }
            .highlight-box {
                padding: 0.8rem 1rem;
            }
            .search-section {
                padding: 1rem 1.2rem;
            }
            .comment-box,
            .rating-box {
                padding: 1rem 1.2rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 1.6rem;
        }
        .mb-1 {
            margin-bottom: 0.8rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .gap-1 {
            gap: 1rem;
        }
        .list-star li::marker {
            content: "⭐ ";
        }
        .list-check li::marker {
            content: "✅ ";
        }