*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #0b0d17;
            color: #e4e6f0;
            line-height: 1.8;
            min-height: 100vh;
        }
        a {
            color: #e23636;
            text-decoration: none;
            transition: color 0.3s;
        }
        a:hover,
        a:focus {
            color: #ff6b6b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(135deg, #141824 0%, #1e2438 100%);
            border-bottom: 3px solid #e23636;
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            background: linear-gradient(45deg, #e23636, #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            text-shadow: 0 0 30px rgba(226, 54, 54, 0.3);
            transition: transform 0.3s;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: #e23636;
            margin-right: 0.3rem;
            font-size: 1.6rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #e23636;
            color: #e23636;
            font-size: 1.6rem;
            padding: 0.4rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.3s;
        }
        .nav-toggle:hover {
            background: rgba(226, 54, 54, 0.15);
        }
        .main-nav ul {
            display: flex;
            gap: 1.8rem;
            list-style: none;
            padding: 0;
            margin: 0;
            align-items: center;
        }
        .main-nav a {
            color: #c8cce0;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all 0.3s;
        }
        .main-nav a:hover {
            color: #fff;
            border-bottom-color: #e23636;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            font-size: 0.85rem;
        }
        .breadcrumb-wrap {
            background: #1a1f2e;
            padding: 0.6rem 0;
            border-bottom: 1px solid #2a2f42;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 0.85rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.8rem;
            color: #6b7294;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #8b92b0;
        }
        .breadcrumb a:hover {
            color: #e23636;
        }
        .breadcrumb .active {
            color: #e4e6f0;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #0f1320 0%, #1c2238 100%);
            padding: 3rem 0 2.5rem;
            border-bottom: 2px solid #e2363620;
            position: relative;
        }
        .hero::after {
            content: "🕷️";
            position: absolute;
            right: 5%;
            bottom: 10%;
            font-size: 5rem;
            opacity: 0.1;
            pointer-events: none;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(135deg, #fff 30%, #e23636 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .hero p {
            font-size: 1.2rem;
            color: #b0b6d0;
            max-width: 800px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1.2rem;
            font-size: 0.9rem;
            color: #8b92b0;
        }
        .hero-meta span i {
            margin-right: 0.4rem;
            color: #e23636;
        }
        .search-section {
            background: #141824;
            padding: 1.5rem 0;
            border-bottom: 1px solid #2a2f42;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            border: 2px solid #2a2f42;
            transition: border-color 0.3s;
            background: #0b0d17;
        }
        .search-form:focus-within {
            border-color: #e23636;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.5rem;
            border: none;
            background: transparent;
            color: #e4e6f0;
            font-size: 1rem;
            outline: none;
        }
        .search-form input::placeholder {
            color: #6b7294;
        }
        .search-form button {
            background: #e23636;
            color: #fff;
            border: none;
            padding: 0 1.8rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #ff4a4a;
        }
        .main-wrap {
            padding: 2.5rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .content-area article {
            background: #141824;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            border: 1px solid #2a2f42;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .content-area h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 2.2rem 0 0.8rem;
            color: #fff;
            border-left: 4px solid #e23636;
            padding-left: 1rem;
        }
        .content-area h2:first-of-type {
            margin-top: 0;
        }
        .content-area h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 1.8rem 0 0.6rem;
            color: #f0f2fa;
        }
        .content-area h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 1.4rem 0 0.4rem;
            color: #d0d4e8;
        }
        .content-area p {
            margin-bottom: 1rem;
            color: #c8cce0;
        }
        .content-area strong {
            color: #fff;
            font-weight: 700;
        }
        .content-area ul,
        .content-area ol {
            margin-bottom: 1.2rem;
            color: #c8cce0;
        }
        .content-area li {
            margin-bottom: 0.4rem;
        }
        .content-area .feature-image {
            margin: 1.5rem 0;
            border-radius: 12px;
            overflow: hidden;
            background: #0b0d17;
            padding: 0.5rem;
            border: 1px solid #2a2f42;
        }
        .content-area .feature-image figcaption {
            text-align: center;
            padding: 0.6rem 0 0.2rem;
            font-size: 0.85rem;
            color: #8b92b0;
            font-style: italic;
        }
        .content-area .highlight-box {
            background: linear-gradient(135deg, #1a1f2e, #1e2438);
            border-left: 4px solid #e23636;
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.2rem 0;
        }
        .content-area .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .content-area .emoji-big {
            font-size: 1.3rem;
            margin-right: 0.3rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.8rem;
        }
        .sidebar-card {
            background: #141824;
            border-radius: 16px;
            padding: 1.5rem 1.6rem;
            border: 1px solid #2a2f42;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            border-bottom: 2px solid #e2363620;
            padding-bottom: 0.5rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            margin-bottom: 0.6rem;
        }
        .sidebar-card a {
            color: #b0b6d0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.3rem 0;
            border-bottom: 1px solid #1a1f2e;
            transition: all 0.3s;
        }
        .sidebar-card a:hover {
            color: #e23636;
            padding-left: 0.4rem;
            text-decoration: none;
        }
        .sidebar-card a i {
            color: #e23636;
            font-size: 0.75rem;
        }
        .sidebar-card .link-tag {
            font-size: 0.7rem;
            background: #e2363620;
            color: #e23636;
            padding: 0.1rem 0.5rem;
            border-radius: 20px;
            margin-left: auto;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .feedback-card {
            background: #1a1f2e;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #2a2f42;
        }
        .feedback-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card h3 i {
            color: #e23636;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid #2a2f42;
            background: #0b0d17;
            color: #e4e6f0;
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.3s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #e23636;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            background: #e23636;
            color: #fff;
            border: none;
            padding: 0.7rem 1.4rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card button:hover {
            background: #ff4a4a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.6rem;
            color: #3a3f58;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b342;
        }
        .site-footer {
            background: #0b0d17;
            border-top: 2px solid #1a1f2e;
            padding: 2.5rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand h3 {
            font-size: 1.4rem;
            font-weight: 800;
            background: linear-gradient(45deg, #e23636, #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.6rem;
        }
        .footer-brand p {
            color: #8b92b0;
            font-size: 0.9rem;
            max-width: 360px;
        }
        .footer-nav h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }
        .footer-nav ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-nav li {
            margin-bottom: 0.4rem;
        }
        .footer-nav a {
            color: #8b92b0;
            font-size: 0.9rem;
        }
        .footer-nav a:hover {
            color: #e23636;
        }
        friend-link {
            display: block;
            padding: 1.2rem 0;
            border-top: 1px solid #1a1f2e;
            border-bottom: 1px solid #1a1f2e;
            margin-bottom: 1.2rem;
            font-size: 0.9rem;
            color: #8b92b0;
        }
        friend-link a {
            color: #b0b6d0;
            margin: 0 0.6rem;
        }
        friend-link a:hover {
            color: #e23636;
        }
        .copyright {
            text-align: center;
            color: #5a6080;
            font-size: 0.8rem;
            padding-top: 1.2rem;
            border-top: 1px solid #1a1f2e;
        }
        .copyright strong {
            color: #8b92b0;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                margin-top: 0.8rem;
            }
            .main-nav.open {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.4rem;
                background: #1a1f2e;
                padding: 1rem;
                border-radius: 12px;
                border: 1px solid #2a2f42;
            }
            .main-nav a {
                display: block;
                padding: 0.6rem 0.8rem;
                border-bottom: 1px solid #2a2f42;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .content-area article {
                padding: 1.2rem 1rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .breadcrumb-wrap {
                font-size: 0.75rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 16px;
            }
            .search-form button {
                padding: 0.7rem;
                justify-content: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .content-area h2 {
                font-size: 1.4rem;
            }
            .content-area h3 {
                font-size: 1.15rem;
            }
            .container {
                padding: 0 0.9rem;
            }
        }
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeUp 0.6s ease forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }