*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            background: #f8f9fc;
            color: #1e1e2a;
            line-height: 1.8;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c2302a;
            text-decoration: none;
            transition: color 0.2s ease, border-bottom 0.2s ease;
        }
        a:hover {
            color: #8b1e1a;
            border-bottom: 1px solid #c2302a;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0b0b1a 0%, #1a1a2e 100%);
            color: #fff;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            border-bottom: 2px solid #c2302a;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            text-decoration: none;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            border-bottom: none;
        }
        .my-logo .logo-icon {
            color: #c2302a;
            font-size: 2rem;
        }
        .my-logo .logo-text {
            background: linear-gradient(135deg, #fff 60%, #c2302a 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo .logo-sub {
            font-size: 0.55rem;
            font-weight: 400;
            letter-spacing: 1px;
            color: #aaa;
            display: block;
            -webkit-text-fill-color: #aaa;
            background: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.9rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #ddd;
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.88rem;
            font-weight: 500;
            transition: all 0.25s ease;
            border: 1px solid transparent;
            text-decoration: none;
        }
        .main-nav a:hover {
            background: rgba(194, 48, 42, 0.2);
            color: #fff;
            border-color: #c2302a;
            border-bottom: 1px solid #c2302a;
        }
        .main-nav a.active {
            background: #c2302a;
            color: #fff;
        }
        .breadcrumb-wrap {
            background: #fff;
            padding: 10px 0;
            border-bottom: 1px solid #e9ecef;
            font-size: 0.85rem;
        }
        .breadcrumb-wrap nav ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .breadcrumb-wrap nav ol li {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #555;
        }
        .breadcrumb-wrap nav ol li+li::before {
            content: "›";
            color: #999;
            font-size: 1.2rem;
            margin-right: 4px;
        }
        .breadcrumb-wrap nav ol li a {
            color: #c2302a;
            text-decoration: none;
        }
        .breadcrumb-wrap nav ol li a:hover {
            text-decoration: underline;
        }
        .breadcrumb-wrap nav ol li[aria-current="page"] {
            color: #333;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #0b0b1a 0%, #2a1a2e 50%, #1a0b0b 100%);
            color: #fff;
            padding: 50px 0 40px;
            text-align: center;
            border-bottom: 3px solid #c2302a;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 12px;
            text-shadow: 0 2px 20px rgba(194, 48, 42, 0.3);
        }
        .hero h1 span {
            background: linear-gradient(135deg, #f5af19, #f12711);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero .subhead {
            font-size: 1.1rem;
            color: #ccc;
            max-width: 700px;
            margin: 0 auto 20px;
        }
        .hero .meta-badge {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px 40px;
            font-size: 0.9rem;
            color: #bbb;
        }
        .hero .meta-badge i {
            color: #c2302a;
            margin-right: 6px;
        }
        .last-updated {
            background: rgba(255, 255, 255, 0.08);
            padding: 4px 16px;
            border-radius: 30px;
            display: inline-block;
            font-size: 0.8rem;
            color: #ddd;
        }
        .main-content {
            padding: 40px 0 50px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .content-body {
            background: #fff;
            border-radius: 16px;
            padding: 36px 40px;
            box-shadow: 0 2px 30px rgba(0, 0, 0, 0.06);
        }
        .content-body h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #c2302a;
            color: #0b0b1a;
        }
        .content-body h2:first-of-type {
            margin-top: 0;
        }
        .content-body h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 30px 0 12px;
            color: #1a1a2e;
        }
        .content-body h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 24px 0 10px;
            color: #2a2a3e;
            padding-left: 12px;
            border-left: 3px solid #c2302a;
        }
        .content-body p {
            margin-bottom: 18px;
            color: #2c2c3a;
        }
        .content-body p b,
        .content-body p strong {
            color: #0b0b1a;
        }
        .content-body ul,
        .content-body ol {
            margin: 12px 0 20px 24px;
            color: #2c2c3a;
        }
        .content-body li {
            margin-bottom: 8px;
        }
        .content-body .highlight-box {
            background: #f0f2f8;
            border-left: 5px solid #c2302a;
            padding: 20px 24px;
            border-radius: 8px;
            margin: 24px 0;
        }
        .content-body .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: #f0f2f8;
            padding: 10px 16px;
            font-size: 0.85rem;
            color: #555;
            text-align: center;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 12px;
            padding: 24px 20px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: #0b0b1a;
            border-bottom: 2px solid #c2302a;
            padding-bottom: 6px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            color: #1a1a2e;
            font-size: 0.9rem;
            display: block;
            padding: 2px 0;
        }
        .sidebar-card ul li a:hover {
            color: #c2302a;
        }
        .search-section {
            background: #fff;
            border-radius: 12px;
            padding: 24px 28px;
            margin: 30px 0;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
        }
        .search-section h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid #ddd;
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
        }
        .search-form input[type="text"]:focus {
            border-color: #c2302a;
        }
        .search-form button {
            background: #c2302a;
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        .search-form button:hover {
            background: #8b1e1a;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 30px 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 12px;
            padding: 24px 28px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
        }
        .feedback-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #c2302a;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card button {
            background: #c2302a;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #8b1e1a;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #f5a623;
            cursor: pointer;
        }
        .rating-stars i {
            transition: transform 0.2s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: #eee;
            padding: 30px 0;
            margin-top: 40px;
            border-top: 3px solid #c2302a;
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 30px;
        }
        friend-link a {
            color: #ddd;
            font-size: 0.9rem;
            padding: 4px 10px;
            border-radius: 20px;
            transition: all 0.2s;
            text-decoration: none;
        }
        friend-link a:hover {
            color: #fff;
            background: rgba(194, 48, 42, 0.3);
            border-bottom: none;
        }
        friend-link .friend-label {
            width: 100%;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 6px;
        }
        .site-footer {
            background: #0b0b1a;
            color: #aaa;
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
        }
        .site-footer .copyright {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 6px 20px;
        }
        .site-footer a {
            color: #ccc;
        }
        .site-footer a:hover {
            color: #fff;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 4px;
                padding: 14px 0 8px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 10px;
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                text-align: center;
                padding: 10px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .content-body {
                padding: 24px 18px;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .breadcrumb-wrap nav ol {
                font-size: 0.75rem;
                gap: 4px 8px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                min-width: auto;
            }
            .hero .meta-badge {
                flex-direction: column;
                gap: 6px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .content-body h2 {
                font-size: 1.5rem;
            }
            .content-body h3 {
                font-size: 1.2rem;
            }
            .content-body h4 {
                font-size: 1rem;
            }
            .container {
                padding: 0 12px;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: #c2302a;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 15px rgba(194, 48, 42, 0.4);
            cursor: pointer;
            transition: all 0.3s;
            border: none;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
        }
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .scroll-top:hover {
            background: #8b1e1a;
            transform: scale(1.08);
        }
        @media print {
            .site-header,
            .site-footer,
            .sidebar,
            .search-section,
            .feedback-grid,
            .scroll-top,
            .nav-toggle,
            friend-link {
                display: none !important;
            }
            .content-body {
                box-shadow: none;
                padding: 0;
            }
            .hero {
                padding: 20px 0;
            }
            body {
                font-size: 12px;
            }
        }