*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #0b0d11;
            color: #e8edf2;
            line-height: 1.7;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #6fb3ff;
            text-decoration: none;
            transition: color 0.2s ease, text-shadow 0.2s ease;
        }
        a:hover {
            color: #a8d0ff;
            text-shadow: 0 0 8px rgba(111, 179, 255, 0.25);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #ffffff;
            margin-top: 1.8rem;
            margin-bottom: 0.65rem;
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
            border-bottom: 3px solid #2d7a3a;
            padding-bottom: 0.4rem;
        }
        h2 {
            font-size: 2rem;
            border-left: 6px solid #2d7a3a;
            padding-left: 1rem;
            margin-top: 2.4rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #d4e0f0;
        }
        h4 {
            font-size: 1.2rem;
            color: #b0c8e0;
        }
        p {
            margin: 0.85rem 0;
            font-size: 1.05rem;
        }
        hr {
            border: none;
            border-top: 1px solid #2a2e38;
            margin: 2rem 0;
        }
        header {
            padding: 1.2rem 0 0.6rem 0;
            border-bottom: 1px solid #1f232b;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #ffffff;
            background: linear-gradient(135deg, #2d7a3a, #4bbd6a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.03em;
            text-transform: uppercase;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo small {
            font-size: 0.75rem;
            font-weight: 400;
            color: #8a9bb5;
            -webkit-text-fill-color: #8a9bb5;
            letter-spacing: 0;
            text-transform: none;
        }
        .my-logo:hover {
            opacity: 0.92;
        }
        nav.main-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        nav.main-nav a {
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #c8d2e0;
            transition: background 0.2s, color 0.2s;
        }
        nav.main-nav a:hover {
            background: #1f2a36;
            color: #ffffff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e8edf2;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #1f2a36;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            font-size: 0.9rem;
            color: #7a8aa0;
            padding: 0.6rem 0 0.2rem 0;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #7a8aa0;
        }
        .breadcrumb a:hover {
            color: #6fb3ff;
        }
        .breadcrumb span.sep {
            color: #3a4250;
        }
        .hero-img-wrap {
            margin: 1.8rem 0 1.2rem 0;
            border-radius: 16px;
            overflow: hidden;
            background: #151a22;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            aspect-ratio: 1200 / 500;
            object-fit: cover;
            background: #1a202c;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            margin: 1.5rem 0;
        }
        .content-main {
            min-width: 0;
        }
        .content-sidebar {
            position: sticky;
            top: 1rem;
            align-self: start;
            background: #12171f;
            border-radius: 14px;
            padding: 1.4rem 1.2rem;
            border: 1px solid #1f2733;
        }
        .content-sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 1px solid #1f2733;
            padding-bottom: 0.5rem;
        }
        .content-sidebar ul {
            list-style: none;
            padding: 0;
        }
        .content-sidebar li {
            margin-bottom: 0.5rem;
        }
        .content-sidebar li a {
            display: block;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            font-size: 0.95rem;
            transition: background 0.2s;
        }
        .content-sidebar li a:hover {
            background: #1f2a36;
        }
        .rank-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.2rem;
            margin: 1.5rem 0;
        }
        .rank-card {
            background: #121820;
            border-radius: 14px;
            padding: 1.2rem 0.8rem;
            text-align: center;
            border: 1px solid #1f2a36;
            transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
        }
        .rank-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
            border-color: #2d7a3a;
        }
        .rank-card .rank-icon {
            font-size: 2.4rem;
            margin-bottom: 0.4rem;
        }
        .rank-card h4 {
            margin: 0.3rem 0 0.2rem 0;
            font-size: 1.3rem;
            color: #ffffff;
        }
        .rank-card .rank-desc {
            font-size: 0.9rem;
            color: #9aadc4;
        }
        .rank-card .rank-range {
            font-size: 0.8rem;
            color: #5d7a94;
            margin-top: 0.3rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 1rem;
            margin: 1.2rem 0;
        }
        .stat-item {
            background: #11171f;
            border-radius: 10px;
            padding: 0.8rem 0.6rem;
            text-align: center;
            border: 1px solid #1e2632;
        }
        .stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #4bbd6a;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: #8a9bb5;
        }
        .form-block {
            background: #11171f;
            border-radius: 14px;
            padding: 1.6rem 1.5rem;
            border: 1px solid #1f2733;
            margin: 1.8rem 0;
        }
        .form-block h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #c8d2e0;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 0.9rem;
            border-radius: 8px;
            border: 1px solid #2a3342;
            background: #0d121b;
            color: #e8edf2;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s, box-shadow 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #2d7a3a;
            box-shadow: 0 0 0 3px rgba(45, 122, 58, 0.25);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            padding: 0.65rem 1.8rem;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            background: #2d7a3a;
            color: #ffffff;
            transition: background 0.2s, transform 0.15s;
        }
        .btn:hover {
            background: #3a9b4c;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #2a3342;
        }
        .btn-secondary:hover {
            background: #3a4a5e;
        }
        .comment-item {
            background: #0e141c;
            border-radius: 10px;
            padding: 1rem 1.2rem;
            margin-bottom: 0.8rem;
            border-left: 4px solid #2d7a3a;
        }
        .comment-item .comment-author {
            font-weight: 700;
            color: #d4e0f0;
        }
        .comment-item .comment-date {
            font-size: 0.8rem;
            color: #5d7a94;
        }
        .comment-item .comment-body {
            margin-top: 0.4rem;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #3a4250;
            cursor: pointer;
            transition: color 0.2s, transform 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
            transform: scale(1.05);
        }
        footer {
            margin-top: auto;
            padding: 2rem 0 1.5rem 0;
            border-top: 1px solid #1f232b;
        }
        footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: 1.5rem;
        }
        friend-link {
            display: block;
            background: #11171f;
            border-radius: 12px;
            padding: 1.2rem 1.5rem;
            border: 1px solid #1f2733;
            margin: 1rem 0;
        }
        friend-link a {
            display: inline-block;
            padding: 0.3rem 0.6rem;
            margin: 0.2rem 0.2rem;
            border-radius: 6px;
            background: #1a232f;
            font-size: 0.9rem;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: #2d7a3a;
            color: #ffffff;
        }
        .copyright {
            font-size: 0.85rem;
            color: #5d7a94;
            text-align: center;
            margin-top: 1.2rem;
            border-top: 1px solid #1a202c;
            padding-top: 1.2rem;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
                order: 2;
            }
            h1 {
                font-size: 2.1rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            body {
                padding: 0 14px;
            }
            .hamburger {
                display: block;
            }
            nav.main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #0d121b;
                padding: 1rem 0.5rem;
                border-radius: 12px;
                border: 1px solid #1f2733;
                margin-top: 0.6rem;
            }
            #nav-toggle:checked~.main-nav {
                display: flex;
            }
            .rank-grid {
                grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-img-wrap img {
                aspect-ratio: 16/9;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            footer .footer-inner {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
                padding-left: 0.6rem;
            }
            .form-block {
                padding: 1.2rem 1rem;
            }
            .rank-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .last-updated {
            font-size: 0.9rem;
            color: #5d7a94;
            text-align: right;
            margin-top: 0.2rem;
            font-style: italic;
        }
        .highlight {
            color: #4bbd6a;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #2d7a3a;
            color: #ffffff;
            font-size: 0.7rem;
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            font-weight: 600;
            letter-spacing: 0.03em;
            text-transform: uppercase;
            vertical-align: middle;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.2rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        table th,
        table td {
            padding: 0.6rem 0.8rem;
            text-align: left;
            border-bottom: 1px solid #1f2733;
        }
        table th {
            background: #0d121b;
            color: #a8c0d8;
            font-weight: 600;
        }
        table tr:hover td {
            background: #141c26;
        }