*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #faf7f2;
            color: #1e1e2a;
            line-height: 1.75;
            padding: 0 1rem;
        }
        a {
            color: #c7512e;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #9a3b1f;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #1b1b2a;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.9rem;
            border-bottom: 3px solid #f0a83b;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.45rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 0.5rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1e2a3a 0%, #2c3e50 100%);
            color: #fff;
            padding: 0.8rem 0;
            border-radius: 0 0 24px 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
            position: relative;
            z-index: 50;
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f0a83b, #ffd166);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none !important;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f0a83b;
            color: #f0a83b;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none !important;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #cdd5e0;
            color: #cdd5e0;
            font-weight: 400;
            letter-spacing: 0.3px;
            display: block;
            margin-top: -4px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .main-nav li a {
            color: #e8edf3;
            padding: 0.5rem 1rem;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: all 0.2s;
            display: block;
            white-space: nowrap;
        }
        .main-nav li a:hover,
        .main-nav li a:focus {
            background: rgba(240, 168, 59, 0.2);
            color: #ffd166;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #fff;
            padding: 0.7rem 1.2rem;
            border-radius: 40px;
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
            margin: 1.2rem 0 0.8rem 0;
            color: #555;
        }
        .breadcrumb a {
            color: #c7512e;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .sep {
            color: #aaa;
            font-weight: 300;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: relative;
        }
        .sidebar-inner {
            background: #ffffff;
            border-radius: 20px;
            padding: 1.6rem 1.4rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 1.5rem;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid #f0a83b;
            padding-bottom: 0.4rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0.8rem 0 0 0;
        }
        .sidebar ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0ede8;
        }
        .sidebar ul li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 500;
        }
        .sidebar ul li a i {
            width: 1.2rem;
            color: #f0a83b;
        }
        .feature-box {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.04);
            margin-bottom: 2rem;
            border-left: 6px solid #f0a83b;
        }
        .feature-box h3 {
            margin-top: 0;
        }
        .insight-badge {
            display: inline-block;
            background: #f0a83b;
            color: #1e2a3a;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 0.25rem 1rem;
            border-radius: 40px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1.2rem;
            margin: 1.5rem 0;
        }
        .stat-card {
            background: #f7f3ed;
            border-radius: 16px;
            padding: 1.2rem 1rem;
            text-align: center;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #c7512e;
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #4a4a5a;
            font-weight: 500;
        }
        .img-wrapper {
            margin: 1.8rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .img-wrapper figcaption {
            background: #f7f3ed;
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            color: #4a4a5a;
            font-style: italic;
        }
        .form-card {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.04);
            margin-bottom: 2rem;
        }
        .form-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            font-size: 0.9rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 2px solid #e0dbd4;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fcfaf7;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #f0a83b;
            background: #fff;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 2rem;
            border: none;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all 0.25s;
            background: #c7512e;
            color: #fff;
        }
        .btn:hover {
            background: #9a3b1f;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(199, 81, 46, 0.3);
        }
        .btn-secondary {
            background: #2c3e50;
        }
        .btn-secondary:hover {
            background: #1a2a3a;
            box-shadow: 0 6px 20px rgba(44, 62, 80, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i.active {
            color: #ffb83a;
        }
        .rating-stars i:hover,
        .rating-stars i.active~i {
            color: #ffb83a;
        }
        .comment-item {
            padding: 1rem 0;
            border-bottom: 1px solid #ede8e2;
            display: flex;
            gap: 1rem;
        }
        .comment-item .avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #f0a83b;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .comment-item .body .meta {
            font-size: 0.8rem;
            color: #888;
            display: flex;
            gap: 0.8rem;
            align-items: center;
        }
        .comment-item .body .meta .stars {
            color: #ffb83a;
            font-size: 0.85rem;
        }
        .site-footer {
            background: #1e2a3a;
            color: #cdd5e0;
            padding: 2.5rem 0 1.5rem 0;
            border-radius: 24px 24px 0 0;
            margin-top: 3rem;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-inner h4 {
            color: #ffd166;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-inner a {
            color: #bcc8db;
        }
        .footer-inner a:hover {
            color: #ffd166;
            text-decoration: underline;
        }
        friend-link {
            display: block;
            margin-top: 0.8rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            margin-bottom: 0.4rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            color: #8f9bb3;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .last-update {
            display: inline-block;
            background: rgba(240, 168, 59, 0.15);
            color: #ffd166;
            padding: 0.2rem 1.2rem;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 500;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .sidebar-inner {
                position: relative;
                top: 0;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1e2a3a;
                padding: 1rem 0.5rem;
                border-radius: 16px;
                margin-top: 0.8rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li a {
                padding: 0.7rem 1rem;
                border-radius: 10px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .feature-box {
                padding: 1.2rem 1.2rem;
            }
            .form-card {
                padding: 1.2rem 1.2rem;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
        }