*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: #f9f7f4;
            color: #2c2c2c;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #e74c3c;
            text-decoration: underline;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: #1a1a2e;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2.2rem 0 0.9rem 0;
            border-bottom: 3px solid #e0d6cc;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.6rem 0 0.6rem 0;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem 0;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul,
        ol {
            margin: 0.6rem 0 1.4rem 1.8rem;
        }
        li {
            margin-bottom: 0.3rem;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #1a1a2e 0%, #16213e 100%);
            padding: 0.8rem 0;
            border-bottom: 4px solid #f1c40f;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f1c40f;
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
            letter-spacing: 0.5px;
            transition: transform 0.25s ease;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            font-size: 2rem;
            color: #e74c3c;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f1c40f;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: #bdc3c7;
            display: block;
            line-height: 1;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #ecf0f1;
            padding: 0.5rem 0.9rem;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: rgba(241, 196, 15, 0.2);
            color: #f1c40f;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #f1c40f;
            color: #1a1a2e;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f1c40f;
            color: #f1c40f;
            font-size: 1.6rem;
            padding: 0.2rem 0.7rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(241, 196, 15, 0.15);
        }
        .breadcrumb {
            background: #f0ebe5;
            padding: 0.55rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd6cc;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
        }
        .breadcrumb a {
            color: #7f6b5d;
        }
        .breadcrumb .current {
            color: #2c2c2c;
            font-weight: 600;
        }
        .main-content {
            padding: 2.2rem 0 3rem;
        }
        .article-wrapper {
            background: #fff;
            border-radius: 20px;
            padding: 2.5rem 2.8rem;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.05);
        }
        .article-wrapper img {
            border-radius: 16px;
            margin: 1.8rem 0;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .last-updated {
            display: inline-block;
            background: #f1ece6;
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #5f4e3e;
            margin-bottom: 1rem;
        }
        .last-updated i {
            margin-right: 5px;
        }
        .highlight-box {
            background: #fdf8f0;
            border-left: 6px solid #f1c40f;
            padding: 1.4rem 1.8rem;
            border-radius: 0 14px 14px 0;
            margin: 1.6rem 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .search-section {
            background: #f0ebe5;
            border-radius: 18px;
            padding: 2rem 2.2rem;
            margin: 2.8rem 0;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
            margin-top: 0.8rem;
        }
        .search-form input[type="text"] {
            flex: 1 1 240px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #d5ccc2;
            border-radius: 40px;
            font-size: 1rem;
            background: #fff;
            transition: border-color 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #c0392b;
            outline: none;
        }
        .search-form button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #a93226;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.8rem 0;
        }
        .feedback-card {
            background: #f9f5f0;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            border: 1px solid #e5ddd4;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.6rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #d5ccc2;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border-color 0.25s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #c0392b;
            outline: none;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .star-select {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
        }
        .feedback-card .star-select input {
            display: none;
        }
        .feedback-card .star-select label {
            font-size: 1.8rem;
            color: #d5ccc2;
            cursor: pointer;
            transition: color 0.15s;
        }
        .feedback-card .star-select input:checked~label,
        .feedback-card .star-select label:hover,
        .feedback-card .star-select label:hover~label {
            color: #f1c40f;
        }
        .feedback-card .btn-submit {
            background: #1a1a2e;
            color: #fff;
            border: none;
            padding: 0.75rem 1.8rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #2c3e50;
            transform: scale(1.02);
        }
        .related-links {
            margin: 2.4rem 0;
            padding: 1.6rem 2rem;
            background: #faf7f3;
            border-radius: 18px;
            border: 1px solid #e5ddd4;
        }
        .related-links h3 {
            margin-top: 0;
        }
        .related-links ul {
            columns: 2 220px;
            list-style: none;
            margin: 0.6rem 0 0;
            padding: 0;
        }
        .related-links li {
            padding: 0.25rem 0;
            break-inside: avoid;
        }
        .related-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0.2rem 0;
        }
        .related-links a i {
            font-size: 0.75rem;
            color: #c0392b;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2.4rem 0 1.8rem;
            border-top: 4px solid #f1c40f;
        }
        .footer-inner {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            justify-content: space-between;
        }
        .footer-col {
            flex: 1 1 200px;
        }
        .footer-col h4 {
            color: #f1c40f;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            border-bottom: 1px solid #2c3e50;
            padding-bottom: 0.3rem;
        }
        .footer-col a {
            color: #bdc3c7;
            display: block;
            padding: 0.2rem 0;
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: #f1c40f;
            text-decoration: none;
        }
        friend-link {
            display: block;
            margin-top: 0.4rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.8rem;
            margin-top: 1.8rem;
            border-top: 1px solid #2c3e50;
            font-size: 0.85rem;
            color: #888;
            width: 100%;
        }
        .copyright strong {
            color: #ddd;
        }
        @media (max-width: 820px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #1a1a2e;
                padding: 1rem 0 0.8rem;
                margin-top: 0.6rem;
                border-top: 1px solid #2c3e50;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                width: 100%;
                border-radius: 0;
            }
            .hamburger {
                display: block;
            }
            .article-wrapper {
                padding: 1.5rem 1.2rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 1.4rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .related-links ul {
                columns: 1;
            }
            .footer-inner {
                flex-direction: column;
                gap: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .article-wrapper {
                padding: 1rem 0.9rem;
                border-radius: 12px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .feedback-card {
                padding: 1.2rem;
            }
        }
        .text-accent {
            color: #c0392b;
        }
        .text-gold {
            color: #f1c40f;
        }
        .fw-700 {
            font-weight: 700;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .emoji-lg {
            font-size: 1.6rem;
        }
        .divider {
            height: 2px;
            background: linear-gradient(to right, #e0d6cc, transparent);
            margin: 2rem 0;
        }
        .schema-hidden {
            display: none;
        }