*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f8f9fc;
            color: #1e1e2a;
            line-height: 1.75;
            padding: 0 16px;
            font-size: 16px;
        }
        a {
            color: #1a4b8c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e44b2b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.6em;
            margin-bottom: 0.6em;
            color: #12121c;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4em;
            border-bottom: 4px solid #e44b2b;
            padding-bottom: 0.25em;
            display: inline-block;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 6px solid #1a4b8c;
            padding-left: 16px;
            margin-top: 2em;
        }
        h3 {
            font-size: 1.4rem;
            color: #2a3a6a;
        }
        h4 {
            font-size: 1.15rem;
            color: #3a4a7a;
        }
        p {
            margin-bottom: 1.2em;
        }
        ul,
        ol {
            margin-bottom: 1.4em;
            padding-left: 28px;
        }
        li {
            margin-bottom: 0.5em;
        }
        hr {
            border: none;
            border-top: 2px dashed #d0d5e0;
            margin: 2.8em 0;
        }
        blockquote {
            border-left: 5px solid #e44b2b;
            background: #f0f2f7;
            padding: 1em 1.6em;
            margin: 1.8em 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #2a2a3a;
        }
        code {
            background: #e8ebf0;
            padding: 2px 8px;
            border-radius: 6px;
            font-family: 'Fira Code', monospace;
            font-size: 0.9em;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 12px;
        }
        header {
            background: linear-gradient(145deg, #0b0b1a 0%, #1a1a2e 100%);
            color: #fff;
            padding: 18px 0;
            border-radius: 0 0 24px 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            margin-bottom: 28px;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #e44b2b, #f5a623);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f5a623;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px 18px;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #e8ecf4;
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #f5a623;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        #nav-toggle:checked~.nav-list {
            display: flex;
            flex-direction: column;
            width: 100%;
            background: #12122a;
            padding: 18px 16px;
            border-radius: 16px;
            margin-top: 12px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 12px 0 4px 0;
            margin: 0;
            font-size: 0.85rem;
            color: #b0b8c8;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 10px;
            color: #7a8a9a;
        }
        .breadcrumb a {
            color: #b0b8c8;
        }
        .breadcrumb a:hover {
            color: #f5a623;
        }
        .breadcrumb .active {
            color: #f5a623;
            font-weight: 600;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 28px 32px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            margin: 32px 0;
            border: 1px solid #e6eaf0;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #dce0e8;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
            background: #f9fafc;
        }
        .search-form input[type="text"]:focus {
            border-color: #1a4b8c;
        }
        .search-form button {
            background: #1a4b8c;
            color: #fff;
            border: none;
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .search-form button:hover {
            background: #e44b2b;
            transform: scale(1.02);
        }
        .featured-img {
            margin: 2em 0;
            border-radius: 16px;
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.08);
            max-width: 100%;
        }
        .img-caption {
            font-size: 0.85rem;
            color: #5a6a7a;
            margin-top: 6px;
            text-align: center;
            font-style: italic;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 20px;
            padding: 28px 30px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #e6eaf0;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }
        .feedback-card textarea,
        .feedback-card input[type="number"],
        .feedback-card input[type="text"] {
            padding: 12px 16px;
            border: 2px solid #dce0e8;
            border-radius: 12px;
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.3s;
            font-family: inherit;
            background: #f9fafc;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #1a4b8c;
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #d0d5e0;
            cursor: pointer;
        }
        .feedback-card .star-rating i {
            transition: color 0.2s, transform 0.1s;
        }
        .feedback-card .star-rating i:hover,
        .feedback-card .star-rating i.active {
            color: #f5a623;
            transform: scale(1.1);
        }
        .feedback-card button {
            background: #1a4b8c;
            color: #fff;
            border: none;
            padding: 14px 24px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #e44b2b;
            transform: scale(1.02);
        }
        footer {
            background: #0b0b1a;
            color: #c8ccd8;
            padding: 40px 0 28px 0;
            border-radius: 24px 24px 0 0;
            margin-top: 56px;
        }
        footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px 32px;
        }
        footer h4 {
            color: #fff;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #2a2a4a;
            padding-bottom: 8px;
            display: inline-block;
        }
        footer a {
            color: #aab4c8;
        }
        footer a:hover {
            color: #f5a623;
        }
        footer .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid #2a2a4a;
            padding-top: 24px;
            margin-top: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: #7a8a9a;
        }
        friend-link {
            display: block;
            margin-top: 12px;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 20px;
            padding: 4px 0;
        }
        .last-updated {
            color: #6a7a8a;
            font-size: 0.85rem;
            text-align: right;
            margin-top: 8px;
            font-style: italic;
            border-top: 1px solid #e6eaf0;
            padding-top: 16px;
        }
        @media (max-width: 820px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            footer .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: inline-block;
            }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #12122a;
                padding: 18px 16px;
                border-radius: 16px;
                margin-top: 12px;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-list li a {
                padding: 10px 14px;
                border-bottom: 1px solid #2a2a4a;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            body {
                padding: 0 10px;
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            footer .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                min-width: 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .feedback-card {
                padding: 20px 18px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.5rem;
            }
        }
        .text-highlight {
            background: linear-gradient(120deg, #f9e6b0 0%, #f9e6b0 40%, transparent 80%);
            padding: 0 6px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #e44b2b;
            color: #fff;
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.6em 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        th,
        td {
            padding: 12px 18px;
            text-align: left;
            border-bottom: 1px solid #e6eaf0;
        }
        th {
            background: #1a1a2e;
            color: #fff;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f4f6fa;
        }
        .section-reveal {
            animation: fadeUp 0.5s ease forwards;
        }
        @keyframes fadeUp {
            0% {
                opacity: 0;
                transform: translateY(18px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }