* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #0b0e14;
            color: #e8edf5;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #7eb8f7;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #b3d9ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: #141a24;
            border-bottom: 1px solid #2a3342;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(8px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: 1140px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 700;
            background: linear-gradient(135deg, #f7c948, #f08e3a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: #f7c948;
            font-size: 1.4rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #8899bb;
            font-weight: 400;
            display: block;
            margin-top: -4px;
        }
        .my-logo a {
            -webkit-text-fill-color: initial;
            color: inherit;
            text-decoration: none;
        }
        .my-logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 10px 18px;
            flex-wrap: wrap;
        }
        .nav-list a {
            color: #bcc9e0;
            font-weight: 500;
            font-size: 0.9rem;
            padding: 6px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-list a:hover {
            background: #1f2a3a;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid #3a455a;
            color: #e8edf5;
            font-size: 1.4rem;
            padding: 6px 12px;
            border-radius: 6px;
            cursor: pointer;
        }
        .hamburger:focus {
            outline: 2px solid #7eb8f7;
        }
        .breadcrumb {
            background: #10161e;
            padding: 10px 20px;
            font-size: 0.85rem;
            border-bottom: 1px solid #1e2636;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            max-width: 1140px;
            margin: 0 auto;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #556688;
        }
        .breadcrumb a {
            color: #7eb8f7;
        }
        .breadcrumb .current {
            color: #aabbdd;
        }
        main {
            padding: 30px 0 50px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
            background: linear-gradient(135deg, #f7c948, #f08e3a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 40px 0 16px;
            color: #f0e6d0;
            border-left: 4px solid #f7c948;
            padding-left: 16px;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 28px 0 12px;
            color: #d4dcee;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 18px 0 8px;
            color: #bcc9e0;
        }
        p {
            margin-bottom: 18px;
            color: #d0d8e8;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 28px;
            font-size: 0.9rem;
            color: #8899bb;
            margin-bottom: 28px;
            padding-bottom: 16px;
            border-bottom: 1px solid #1e2636;
        }
        .meta-info i {
            margin-right: 6px;
        }
        .hero-img {
            border-radius: 16px;
            margin: 24px 0 32px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
            width: 100%;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 40px;
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .sidebar {
            background: #141a24;
            border-radius: 16px;
            padding: 20px 18px;
            border: 1px solid #2a3342;
            height: fit-content;
            position: sticky;
            top: 90px;
        }
        .sidebar h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 1px solid #2a3342;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            margin-top: 10px;
        }
        .sidebar li {
            margin-bottom: 8px;
        }
        .sidebar a {
            font-size: 0.9rem;
            color: #bcc9e0;
            display: block;
            padding: 4px 0;
        }
        .sidebar a:hover {
            color: #f7c948;
        }
        .form-card {
            background: #141a24;
            border: 1px solid #2a3342;
            border-radius: 16px;
            padding: 24px 22px;
            margin: 30px 0;
        }
        .form-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 4px;
            color: #bcc9e0;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px 14px;
            border-radius: 8px;
            border: 1px solid #2a3342;
            background: #0b0e14;
            color: #e8edf5;
            font-size: 0.95rem;
            transition: border 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #f7c948;
        }
        .form-group textarea {
            min-height: 80px;
            resize: vertical;
        }
        .btn {
            padding: 10px 24px;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #f7c948;
            color: #0b0e14;
        }
        .btn:hover {
            background: #f5d970;
            transform: scale(1.02);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid #3a455a;
            color: #bcc9e0;
        }
        .btn-outline:hover {
            background: #1f2a3a;
            color: #fff;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #3a455a;
            cursor: pointer;
        }
        .rating-stars i.active {
            color: #f7c948;
        }
        .rating-stars i:hover,
        .rating-stars i.hover {
            color: #f5d970;
        }
        .comment-item {
            background: #10161e;
            border-radius: 12px;
            padding: 14px 18px;
            margin-bottom: 12px;
            border-left: 3px solid #f7c948;
        }
        .comment-item .author {
            font-weight: 600;
            color: #f0e6d0;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #667799;
            margin-left: 12px;
        }
        .comment-item .text {
            margin-top: 6px;
            color: #c8d0e0;
        }
        footer {
            background: #0d1119;
            border-top: 1px solid #1e2636;
            padding: 40px 20px 20px;
            margin-top: 50px;
        }
        .footer-grid {
            max-width: 1140px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-grid h4 {
            color: #f0e6d0;
            margin-bottom: 12px;
        }
        .footer-grid p,
        .footer-grid a {
            font-size: 0.9rem;
            color: #8899bb;
        }
        friend-link {
            display: block;
            padding: 10px 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            padding: 4px 0;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            margin-top: 20px;
            border-top: 1px solid #1a2230;
            font-size: 0.85rem;
            color: #556688;
        }
        @media (max-width: 680px) {
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #141a24;
                padding: 12px 0;
                border-radius: 12px;
                margin-top: 8px;
            }
            .nav-list.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-inner {
                padding: 10px 16px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .sidebar {
                position: static;
                margin-top: 30px;
            }
        }
        .badge {
            display: inline-block;
            background: #f7c94820;
            color: #f7c948;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .highlight {
            background: #f7c94818;
            padding: 0 4px;
            border-radius: 4px;
            color: #f7c948;
        }
        .divider {
            border: none;
            border-top: 1px solid #1e2636;
            margin: 32px 0;
        }
        .emoji-big {
            font-size: 1.8rem;
            margin-right: 6px;
        }
        .toc {
            background: #10161e;
            border-radius: 12px;
            padding: 16px 20px;
            margin: 20px 0 30px;
            border: 1px solid #2a3342;
        }
        .toc ol {
            padding-left: 20px;
            color: #bcc9e0;
        }
        .toc li {
            margin-bottom: 4px;
        }
        .toc a {
            color: #7eb8f7;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            list-style: none;
            padding: 0;
        }
        .link-list-inline li a {
            background: #1a2230;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: #bcc9e0;
            border: 1px solid #2a3342;
        }
        .link-list-inline li a:hover {
            background: #2a3342;
            color: #fff;
            text-decoration: none;
        }
        .pullquote {
            border-left: 4px solid #f7c948;
            padding: 12px 20px;
            margin: 24px 0;
            background: #10161e;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #d4dcee;
            font-size: 1.05rem;
        }
        .pullquote cite {
            display: block;
            margin-top: 8px;
            font-size: 0.85rem;
            color: #8899bb;
            font-style: normal;
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0b0e14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a3342;
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a455a;
        }