*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #0b0e17;
            color: #e0e6f0;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: #f5c542;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #ffd966;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #ffffff;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 0.5rem;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #f5c542, #e8a317);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 2.0rem;
            border-left: 5px solid #f5c542;
            padding-left: 1rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            color: #f0e6d3;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.5rem;
            color: #cbd5e0;
        }
        p {
            margin-bottom: 1.25rem;
        }
        strong {
            color: #ffffff;
            font-weight: 600;
        }
        em {
            font-style: italic;
            color: #f5c542;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        header {
            background: linear-gradient(180deg, #0f141f 0%, #0b0e17 100%);
            border-bottom: 2px solid #1e2a3a;
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            background: linear-gradient(135deg, #f5c542, #e8a317);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            font-size: 1.6rem;
            -webkit-text-fill-color: initial;
            color: #f5c542;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            padding: 0;
        }
        .nav-menu li a {
            font-weight: 500;
            font-size: 0.95rem;
            color: #cbd5e0;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.25s, color 0.25s;
        }
        .nav-menu li a:hover,
        .nav-menu li a:focus {
            color: #f5c542;
            border-bottom-color: #f5c542;
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: #f5c542;
            border-bottom-color: #f5c542;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f5c542;
            border-radius: 6px;
            color: #f5c542;
            font-size: 1.6rem;
            padding: 0.3rem 0.7rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(245, 197, 66, 0.12);
        }
        @media (max-width: 820px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0f141f;
                margin-top: 0.75rem;
                padding: 1.25rem 0;
                border-top: 1px solid #1e2a3a;
                gap: 0.75rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.6rem 1rem;
                border-bottom: none;
                font-size: 1.05rem;
            }
            .nav-menu li a:hover {
                background: rgba(245, 197, 66, 0.06);
                border-bottom: none;
            }
            h1 {
                font-size: 2.0rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem 0.8rem;
            font-size: 0.9rem;
            padding: 1rem 0 0.25rem;
            color: #8b9bb5;
        }
        .breadcrumb a {
            color: #8b9bb5;
        }
        .breadcrumb a:hover {
            color: #f5c542;
        }
        .breadcrumb .sep {
            color: #3a4a5a;
        }
        .breadcrumb .current {
            color: #f5c542;
            font-weight: 500;
        }
        .hero-figure {
            margin: 1.5rem 0 2.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7);
            background: #1a2233;
        }
        .hero-figure img {
            width: 100%;
            min-height: 280px;
            object-fit: cover;
        }
        .hero-figure figcaption {
            padding: 0.75rem 1.25rem;
            font-size: 0.9rem;
            color: #a0b0c8;
            background: #111a28;
            border-top: 1px solid #1e2a3a;
        }
        .search-section {
            background: #121b2b;
            border-radius: 14px;
            padding: 1.75rem 2rem;
            margin: 2rem 0;
            border: 1px solid #1e2a3a;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .search-section label {
            font-size: 1.1rem;
            font-weight: 600;
            color: #f0e6d3;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .search-wrap {
            display: flex;
            flex: 1 1 280px;
            gap: 0.5rem;
        }
        .search-wrap input {
            flex: 1;
            padding: 0.75rem 1.1rem;
            border-radius: 8px;
            border: 1px solid #2a3a4a;
            background: #0b0e17;
            color: #e0e6f0;
            font-size: 1rem;
            transition: border 0.25s;
            outline: none;
        }
        .search-wrap input:focus {
            border-color: #f5c542;
        }
        .search-wrap button {
            padding: 0.75rem 1.4rem;
            background: #f5c542;
            border: none;
            border-radius: 8px;
            color: #0b0e17;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
        }
        .search-wrap button:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2rem 0;
        }
        @media (max-width: 680px) {
            .interact-grid {
                grid-template-columns: 1fr;
            }
        }
        .card-interact {
            background: #121b2b;
            border: 1px solid #1e2a3a;
            border-radius: 14px;
            padding: 1.5rem 1.75rem;
        }
        .card-interact h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: #f0e6d3;
        }
        .card-interact form {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-top: 0.75rem;
        }
        .card-interact input,
        .card-interact textarea,
        .card-interact select {
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid #2a3a4a;
            background: #0b0e17;
            color: #e0e6f0;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
        }
        .card-interact input:focus,
        .card-interact textarea:focus,
        .card-interact select:focus {
            border-color: #f5c542;
        }
        .card-interact textarea {
            min-height: 90px;
            resize: vertical;
        }
        .card-interact .btn-submit {
            background: #f5c542;
            border: none;
            border-radius: 8px;
            padding: 0.7rem 1.2rem;
            font-weight: 700;
            color: #0b0e17;
            cursor: pointer;
            transition: background 0.25s;
            align-self: flex-start;
        }
        .card-interact .btn-submit:hover {
            background: #ffd966;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #3a4a5a;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5c542;
        }
        .content {
            background: #0f141f;
            padding: 1.5rem 0 2.5rem;
        }
        .content .container {
            background: #111a28;
            padding: 2rem 2.5rem;
            border-radius: 18px;
            border: 1px solid #1e2a3a;
        }
        @media (max-width: 640px) {
            .content .container {
                padding: 1.25rem 1rem;
            }
        }
        .content ul,
        .content ol {
            margin-bottom: 1.25rem;
        }
        .content li {
            margin-bottom: 0.4rem;
        }
        .insight-box {
            background: #0b121f;
            border-left: 5px solid #f5c542;
            padding: 1.25rem 1.5rem;
            margin: 1.75rem 0;
            border-radius: 0 12px 12px 0;
        }
        .insight-box p:last-child {
            margin-bottom: 0;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #0b121f;
            border-radius: 10px;
            overflow: hidden;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid #1e2a3a;
        }
        th {
            background: #16202f;
            color: #f5c542;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: rgba(245, 197, 66, 0.04);
        }
        .link-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            padding: 1rem 0;
            margin: 1rem 0;
        }
        .link-group a {
            font-weight: 500;
            padding: 0.25rem 0.4rem;
            border-bottom: 1px dotted #3a4a5a;
        }
        .link-group a:hover {
            border-bottom-color: #f5c542;
        }
        footer {
            background: #0a0e16;
            border-top: 2px solid #1e2a3a;
            padding: 2.5rem 0 1.5rem;
            margin-top: 2rem;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }
        @media (max-width: 640px) {
            footer .container {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        footer h4 {
            margin-top: 0;
            font-size: 1.1rem;
            color: #f5c542;
        }
        .friend-link {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .friend-link a {
            font-size: 0.95rem;
            color: #a0b0c8;
        }
        .friend-link a:hover {
            color: #f5c542;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1a2233;
            color: #6a7a8a;
            font-size: 0.9rem;
        }
        .copyright strong {
            color: #cbd5e0;
        }
        .badge {
            display: inline-block;
            background: #f5c542;
            color: #0b0e17;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.6rem;
            border-radius: 40px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .updated {
            font-size: 0.9rem;
            color: #8b9bb5;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .updated i {
            color: #f5c542;
        }
        hr {
            border: none;
            border-top: 1px solid #1e2a3a;
            margin: 2rem 0;
        }
        .emoji-lg {
            font-size: 1.3rem;
        }
        .back-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #f5c542;
            color: #0b0e17;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
            transition: transform 0.2s, background 0.2s;
            z-index: 50;
        }
        .back-top:hover {
            transform: translateY(-4px);
            background: #ffd966;
            text-decoration: none;
            color: #0b0e17;
        }
        @media (max-width: 480px) {
            .back-top {
                bottom: 1.2rem;
                right: 1.2rem;
                width: 42px;
                height: 42px;
                font-size: 1.2rem;
            }
        }