* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #0b0e14;
            color: #e8edf2;
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #f0a500;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #ffc233;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: #ffffff;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            margin-top: 3rem;
            margin-bottom: 1.2rem;
            border-left: 5px solid #f0a500;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            color: #f0c674;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #d4dce8;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        strong {
            color: #f0c674;
            font-weight: 700;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: #141a24;
            border-bottom: 2px solid #2a3548;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.7);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #f0a500, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-transform: uppercase;
            display: inline-block;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #8899aa;
            display: block;
            letter-spacing: 0.1em;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            padding: 0.6rem 1rem;
            border-radius: 6px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #c8d0dc;
            transition: background 0.2s, color 0.2s;
            display: block;
        }
        .nav-list li a:hover {
            background: #2a3548;
            color: #f0a500;
            text-decoration: none;
        }
        .nav-list li a.active {
            background: #f0a500;
            color: #0b0e14;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e8edf2;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #2a3548;
        }
        .breadcrumb {
            padding: 0.8rem 0 0.2rem 0;
            font-size: 0.9rem;
            color: #8899aa;
        }
        .breadcrumb a {
            color: #8899aa;
        }
        .breadcrumb a:hover {
            color: #f0a500;
        }
        .breadcrumb span {
            color: #c8d0dc;
        }
        .hero {
            background: linear-gradient(145deg, #0f1622, #1a2438);
            padding: 3rem 0 2.5rem 0;
            border-bottom: 1px solid #2a3548;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.2rem;
            max-width: 900px;
            margin: 0 auto 0.5rem auto;
        }
        .hero p {
            font-size: 1.2rem;
            color: #b0c0d0;
            max-width: 750px;
            margin: 0 auto 0.8rem auto;
        }
        .hero .meta-info {
            font-size: 0.95rem;
            color: #8899aa;
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem 0;
            background: #0b0e14;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            align-items: start;
        }
        .article-body {
            background: #111824;
            padding: 2rem 2.2rem;
            border-radius: 14px;
            border: 1px solid #1f2a3a;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }
        .article-body .featured-img {
            margin: 1.5rem 0 2rem 0;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #2a3548;
        }
        .article-body .featured-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            background: #111824;
            padding: 1.6rem 1.5rem;
            border-radius: 14px;
            border: 1px solid #1f2a3a;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 1rem;
            border-bottom: 1px solid #2a3548;
            padding-bottom: 0.6rem;
            color: #f0c674;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar ul li {
            margin-bottom: 0.5rem;
        }
        .sidebar ul li a {
            display: block;
            padding: 0.4rem 0.6rem;
            border-radius: 4px;
            font-size: 0.95rem;
            color: #b0c0d0;
            transition: background 0.2s, color 0.2s;
        }
        .sidebar ul li a:hover {
            background: #1f2a3a;
            color: #f0a500;
            text-decoration: none;
        }
        .form-block {
            background: #0d131e;
            padding: 1.8rem 2rem;
            border-radius: 12px;
            border: 1px solid #1f2a3a;
            margin-top: 2.5rem;
        }
        .form-block h3 {
            margin-top: 0;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #c8d0dc;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 6px;
            border: 1px solid #2a3548;
            background: #0b0e14;
            color: #e8edf2;
            font-size: 1rem;
            transition: border 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #f0a500;
            outline: none;
            box-shadow: 0 0 0 3px rgba(240, 165, 0, 0.25);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            padding: 0.7rem 2rem;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #f0a500;
            color: #0b0e14;
        }
        .btn:hover {
            background: #ffc233;
            transform: translateY(-1px);
        }
        .btn:active {
            transform: translateY(0);
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 2rem;
            color: #3a4a5a;
            cursor: pointer;
            user-select: none;
        }
        .rating-stars .star {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #f0a500;
            transform: scale(1.1);
        }
        .rating-stars .star.selected {
            color: #f0a500;
        }
        .comment-list {
            margin-top: 1.5rem;
        }
        .comment-item {
            background: #0d131e;
            padding: 1rem 1.2rem;
            border-radius: 8px;
            border-left: 3px solid #f0a500;
            margin-bottom: 1rem;
        }
        .comment-item .author {
            font-weight: 700;
            color: #f0c674;
        }
        .comment-item .date {
            font-size: 0.85rem;
            color: #6a7a8a;
            margin-left: 0.6rem;
        }
        .comment-item .text {
            margin-top: 0.4rem;
        }
        friend-link {
            display: block;
            padding: 1.5rem 0;
            border-top: 1px solid #1f2a3a;
            margin-top: 2rem;
        }
        friend-link .fl-head {
            font-size: 1.1rem;
            font-weight: 700;
            color: #f0c674;
            margin-bottom: 0.8rem;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.5rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .fl-list li a {
            color: #8899aa;
            font-size: 0.95rem;
            padding: 0.2rem 0;
        }
        friend-link .fl-list li a:hover {
            color: #f0a500;
        }
        footer {
            background: #0a0e16;
            border-top: 2px solid #1f2a3a;
            padding: 2.5rem 0 1.8rem 0;
            margin-top: 2rem;
        }
        footer .footer-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 1rem;
        }
        footer .copyright {
            font-size: 0.9rem;
            color: #5a6a7a;
        }
        footer .copyright a {
            color: #8899aa;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #141a24;
                padding: 0.8rem 0;
                border-top: 1px solid #2a3548;
                margin-top: 0.6rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 0.6rem 1.2rem;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            .form-block {
                padding: 1.2rem 1rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .rating-stars {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero .meta-info {
                font-size: 0.8rem;
                gap: 0.8rem;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
        }
        .tag {
            display: inline-block;
            background: #1f2a3a;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #8899aa;
            margin-right: 0.4rem;
        }
        .divider {
            border: none;
            border-top: 1px solid #1f2a3a;
            margin: 2rem 0;
        }
        .highlight-box {
            background: #0d131e;
            border-left: 4px solid #f0a500;
            padding: 1.2rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .text-muted {
            color: #6a7a8a;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .schema-hidden {
            display: none;
        }