*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            background: #0b0e1a;
            color: #e3e8f5;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #8ab4ff;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #b3d0ff;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4 {
            color: #f0f4ff;
            font-weight: 600;
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #2a3a6a;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 500;
        }
        p {
            margin-bottom: 1.2rem;
            color: #d5dcec;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #11162b;
            border-bottom: 1px solid #1f2a4a;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(11, 14, 26, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 700;
            color: #c8d8ff;
            letter-spacing: 0.5px;
            background: linear-gradient(135deg, #6d8fff, #a78bfa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .my-logo i {
            -webkit-text-fill-color: #6d8fff;
            font-size: 1.5rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid #2f3d6b;
            color: #c8d8ff;
            font-size: 1.5rem;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #1f2a4a;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.2rem 1.2rem;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #bcc8e8;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: #fff;
            border-bottom-color: #6d8fff;
            text-decoration: none;
        }
        .nav-menu a.active {
            color: #fff;
            border-bottom-color: #8ab4ff;
        }
        .breadcrumb {
            padding: 0.9rem 0 0.4rem;
            font-size: 0.9rem;
            color: #8896b8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #4f6190;
        }
        .breadcrumb a {
            color: #8ab4ff;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .content-area {
            padding: 1.2rem 0 3rem;
        }
        .article-body {
            background: #10152b;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            border: 1px solid #1f2a4a;
        }
        .article-body p {
            line-height: 1.8;
        }
        .featured-image {
            margin: 1.8rem 0 2.2rem;
            border-radius: 12px;
            overflow: hidden;
            background: #18203a;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            min-height: 200px;
            max-height: 420px;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #8896b8;
            background: #0f1529;
            border-top: 1px solid #1f2a4a;
        }
        .link-group {
            background: #151d38;
            border-radius: 10px;
            padding: 1.2rem 1.6rem;
            margin: 1.8rem 0;
            border-left: 4px solid #6d8fff;
        }
        .link-group a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
        }
        .search-block {
            background: #151d38;
            padding: 1.8rem 2rem;
            border-radius: 12px;
            margin: 2.2rem 0 1.5rem;
            border: 1px solid #25325a;
        }
        .search-block form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-block input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.7rem 1.2rem;
            border-radius: 8px;
            border: 1px solid #2f3d6b;
            background: #0b0e1a;
            color: #e3e8f5;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-block input[type="text"]:focus {
            border-color: #6d8fff;
        }
        .search-block button {
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 8px;
            background: linear-gradient(135deg, #4a6cf7, #7c5cfc);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-block button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(74, 108, 247, 0.35);
        }
        .interaction-area {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0 1.2rem;
        }
        .comment-box,
        .rating-box {
            background: #151d38;
            padding: 1.6rem 1.8rem;
            border-radius: 12px;
            border: 1px solid #25325a;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 90px;
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid #2f3d6b;
            background: #0b0e1a;
            color: #e3e8f5;
            font-size: 0.95rem;
            font-family: inherit;
            resize: vertical;
            outline: none;
            transition: border 0.2s;
        }
        .comment-box textarea:focus {
            border-color: #6d8fff;
        }
        .comment-box input[type="text"] {
            width: 100%;
            padding: 0.6rem 1rem;
            border-radius: 8px;
            border: 1px solid #2f3d6b;
            background: #0b0e1a;
            color: #e3e8f5;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
            margin-top: 0.5rem;
        }
        .comment-box input[type="text"]:focus {
            border-color: #6d8fff;
        }
        .comment-box button,
        .rating-box button {
            margin-top: 0.8rem;
            padding: 0.6rem 1.6rem;
            border: none;
            border-radius: 8px;
            background: linear-gradient(135deg, #4a6cf7, #7c5cfc);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
        }
        .comment-box button:hover,
        .rating-box button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(74, 108, 247, 0.35);
        }
        .star-rating {
            display: flex;
            gap: 0.4rem;
            font-size: 1.8rem;
            color: #3a4a7a;
            cursor: pointer;
            margin: 0.4rem 0 0.6rem;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating i {
            transition: color 0.15s, transform 0.1s;
        }
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #f9c74f;
            transform: scale(1.15);
        }
        .star-rating i.active {
            color: #f9c74f;
        }
        .site-footer {
            background: #0a0e1e;
            border-top: 1px solid #1f2a4a;
            padding: 2.2rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-inner h4 {
            margin-top: 0;
            font-size: 1.05rem;
            color: #bcc8e8;
        }
        .footer-inner p,
        .footer-inner a {
            font-size: 0.9rem;
            color: #8896b8;
        }
        .footer-inner a:hover {
            color: #b3d0ff;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #192242;
            margin-top: 1.2rem;
            font-size: 0.88rem;
            color: #60729e;
        }
        .copyright strong {
            color: #8a9dce;
        }
        friend-link {
            display: block;
            margin: 1rem 0 0.4rem;
            font-size: 0.92rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            color: #8ab4ff;
        }
        friend-link a:hover {
            color: #b3d0ff;
        }
        @media (max-width: 820px) {
            .interaction-area {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .article-body {
                padding: 1.5rem 1.2rem;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 660px) {
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.4rem;
                gap: 0.4rem 0;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.5rem 0;
                width: 100%;
                border-bottom: 1px solid #1f2a4a;
            }
            .header-inner {
                align-items: center;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .search-block form {
                flex-direction: column;
                align-items: stretch;
            }
            .search-block input[type="text"] {
                min-width: unset;
            }
            .star-rating {
                font-size: 1.6rem;
            }
            .article-body {
                padding: 1.2rem 0.8rem;
                border-radius: 10px;
            }
        }
        @media (max-width: 440px) {
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo i {
                font-size: 1.2rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 0.8rem;
            }
        }
        .last-update {
            font-size: 0.88rem;
            color: #60729e;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin: 0.8rem 0 0.2rem;
        }
        .last-update i {
            color: #6d8fff;
        }
        .highlight {
            color: #f9c74f;
            font-weight: 600;
        }
        .accent-text {
            color: #8ab4ff;
        }
        .stat-badge {
            display: inline-block;
            background: #1f2a4a;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            color: #bcc8e8;
            margin: 0.1rem 0.2rem;
        }
        button,
        a,
        .star-rating i {
            cursor: pointer;
        }
        ::selection {
            background: #4a6cf7;
            color: #fff;
        }