*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #0d0f1a;
            color: #e8ecf1;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: #7aa9ff;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #b3ccff;
            text-decoration: underline;
            outline: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.35rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #f0f4ff;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: clamp(2rem, 6vw, 3.2rem);
            margin: 1.2rem 0 0.8rem;
            border-bottom: 4px solid #ff6b4a;
            display: inline-block;
            padding-bottom: 0.3rem;
        }
        h2 {
            font-size: clamp(1.5rem, 4vw, 2.2rem);
            margin: 2.8rem 0 1.2rem;
            border-left: 6px solid #ff6b4a;
            padding-left: 1rem;
        }
        h3 {
            font-size: clamp(1.2rem, 3vw, 1.6rem);
            margin: 2rem 0 0.8rem;
            color: #d6e0ff;
        }
        h4 {
            font-size: clamp(1rem, 2.5vw, 1.25rem);
            margin: 1.5rem 0 0.5rem;
            color: #b0c4ff;
        }
        p {
            margin: 0.9rem 0;
            font-size: 1.05rem;
        }
        .text-muted {
            color: #9aa8c7;
        }
        .text-small {
            font-size: 0.9rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ff6b4a33, #ff6b4a11);
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.4em;
            display: inline-block;
            margin-right: 0.2rem;
        }
        .container {
            max-width: 1160px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #141829 0%, #1a1f35 100%);
            border-bottom: 2px solid #2a3155;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: clamp(1.3rem, 4vw, 2rem);
            font-weight: 900;
            background: linear-gradient(135deg, #ff6b4a, #ffb347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.03em;
            text-shadow: 0 0 40px rgba(255, 107, 74, 0.15);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #ff6b4a;
            font-size: 0.85em;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #3a4270;
            color: #e8ecf1;
            font-size: 1.6rem;
            padding: 0.3rem 0.7rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #ff6b4a;
            color: #ff6b4a;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.8rem;
            align-items: center;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #c8d0e8;
            display: inline-block;
            transition: background 0.2s, color 0.2s;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            background: #2a3155;
            color: #ffb347;
            text-decoration: none;
        }
        .nav-menu li a i {
            margin-right: 0.3rem;
            font-size: 0.85em;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0.9rem 0 0.3rem;
            font-size: 0.9rem;
            color: #8a9ac0;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #5a6a90;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #8a9ac0;
        }
        .breadcrumb a:hover {
            color: #ffb347;
        }
        .breadcrumb .current {
            color: #d0d8f0;
            font-weight: 500;
        }
        .search-box {
            display: flex;
            max-width: 480px;
            margin: 1.8rem 0 2rem;
            border-radius: 60px;
            overflow: hidden;
            border: 2px solid #2a3155;
            background: #161b2e;
            transition: border-color 0.3s;
        }
        .search-box:focus-within {
            border-color: #ff6b4a;
        }
        .search-box input {
            flex: 1;
            padding: 0.8rem 1.2rem;
            background: transparent;
            border: none;
            color: #e8ecf1;
            font-size: 1rem;
            outline: none;
            min-width: 0;
        }
        .search-box input::placeholder {
            color: #5a6a90;
        }
        .search-box button {
            background: #ff6b4a;
            border: none;
            color: #fff;
            padding: 0.8rem 1.4rem;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #e55a3a;
        }
        .card {
            background: #181e32;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            margin: 1.8rem 0;
            border: 1px solid #252d4a;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
        }
        .card-accent {
            border-left: 6px solid #ff6b4a;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #252d4a;
        }
        th {
            background: #1f2648;
            color: #ffb347;
            font-weight: 700;
        }
        tr:hover td {
            background: #1c2240;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            font-size: 0.95rem;
            color: #c8d0e8;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            background: #141829;
            border: 2px solid #252d4a;
            border-radius: 10px;
            color: #e8ecf1;
            font-size: 1rem;
            transition: border-color 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #ff6b4a;
            outline: none;
        }
        .form-group textarea {
            min-height: 110px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 60px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #ff6b4a;
            color: #fff;
        }
        .btn:hover {
            background: #e55a3a;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #2a3155;
            color: #e8ecf1;
        }
        .btn-secondary:hover {
            background: #3a4270;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-start;
            gap: 0.2rem;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #3a4270;
            transition: color 0.15s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #ffb347;
        }
        friend-link {
            display: block;
            padding: 1rem 0;
            border-top: 2px solid #252d4a;
            margin-top: 2rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 0.6rem 0.3rem 0;
            padding: 0.3rem 0.8rem;
            background: #1f2648;
            border-radius: 6px;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            background: #2a3155;
        }
        .site-footer {
            background: #0a0d1a;
            border-top: 2px solid #1f2648;
            padding: 2rem 0 1.5rem;
            margin-top: 3rem;
            font-size: 0.9rem;
            color: #7a8aaa;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .footer-copy {
            text-align: center;
            width: 100%;
            padding-top: 1.2rem;
            border-top: 1px solid #1a1f35;
            margin-top: 1.2rem;
            font-size: 0.85rem;
        }
        @media (max-width: 820px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 0.8rem 0 0.2rem;
                gap: 0.2rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.6rem 0.8rem;
                border-radius: 6px;
                display: block;
            }
            .card {
                padding: 1.2rem 1rem;
            }
            .search-box {
                max-width: 100%;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #1a1f35;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #8a9ac0;
            margin: 1rem 0;
        }
        .badge {
            display: inline-block;
            background: #ff6b4a;
            color: #fff;
            padding: 0.15rem 0.7rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }
        @media (max-width: 640px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        .quote {
            border-left: 4px solid #ffb347;
            padding: 0.8rem 1.2rem;
            margin: 1.2rem 0;
            background: #141829;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #c8d0e8;
        }
        .quote cite {
            display: block;
            margin-top: 0.4rem;
            font-style: normal;
            font-weight: 600;
            color: #ffb347;
        }
        .scroll-top {
            position: fixed;
            bottom: 1.8rem;
            right: 1.8rem;
            background: #ff6b4a;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 20px rgba(255, 107, 74, 0.4);
            transition: 0.2s;
            opacity: 0.7;
            z-index: 50;
        }
        .scroll-top:hover {
            opacity: 1;
            transform: translateY(-3px);
        }
        .comment-item {
            padding: 0.8rem 0;
            border-bottom: 1px solid #1f2648;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item strong {
            color: #ffb347;
        }