*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, Arial, sans-serif;
            line-height: 1.8;
            color: #1e2a2f;
            background: #fafaf8;
            padding: 0;
            margin: 0;
        }
        :root {
            --primary: #1b5e3f;
            --primary-light: #2a8b5e;
            --gold: #d4a843;
            --gold-light: #f0d68a;
            --dark: #0f2a1f;
            --light-bg: #f5f3ed;
            --white: #ffffff;
            --gray: #6b7a7a;
            --light-gray: #e8e6df;
            --accent: #c0392b;
            --text: #1e2a2f;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: 0.3s ease;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--dark);
            margin-bottom: 0.6em;
        }
        h1 {
            font-size: 2.8rem;
            letter-spacing: -0.02em;
            border-left: 6px solid var(--gold);
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 2.0rem;
            margin-top: 2.8rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid var(--gold-light);
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            color: var(--primary);
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.4rem;
            color: var(--primary-light);
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--gold);
            text-decoration: underline;
        }
        .gold-text {
            color: var(--gold);
        }
        .highlight {
            background: linear-gradient(to right, #f0d68a80, #f5e3b080);
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0f2a1f 0%, #1b5e3f 100%);
            color: white;
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 900;
            color: white;
            text-decoration: none;
            letter-spacing: -0.03em;
            display: flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(to right, #f0d68a, #d4a843);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--gold);
            font-size: 2rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .my-logo span {
            font-size: 0.75rem;
            display: block;
            font-weight: 400;
            -webkit-text-fill-color: rgba(255, 255, 255, 0.7);
            letter-spacing: 2px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 1.2rem;
            align-items: center;
        }
        .nav-list a {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            transition: background var(--transition), color var(--transition);
        }
        .nav-list a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: var(--gold);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: var(--light-bg);
            padding: 0.7rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: var(--gray);
            font-weight: 700;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--gray);
        }
        .main-content {
            padding: 2.5rem 0 4rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .article-body {
            background: var(--white);
            padding: 2.5rem 2.8rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-body p {
            text-align: justify;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.6rem;
            margin-bottom: 1.8rem;
            border-top: 4px solid var(--gold);
        }
        .sidebar-card h4 {
            font-size: 1.1rem;
            margin-top: 0;
            color: var(--dark);
            border-bottom: 2px solid var(--light-gray);
            padding-bottom: 0.6rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            padding: 0.5rem 0;
            border-bottom: 1px dashed var(--light-gray);
        }
        .sidebar-card li a {
            font-weight: 500;
        }
        .featured-image {
            width: 100%;
            border-radius: var(--radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            display: block;
            max-height: 500px;
            object-fit: cover;
        }
        .image-caption {
            text-align: center;
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: -0.8rem;
            margin-bottom: 2rem;
            font-style: italic;
        }
        .search-section {
            background: var(--light-bg);
            border-radius: var(--radius);
            padding: 1.8rem 2rem;
            margin: 2.5rem 0;
            border: 1px solid var(--light-gray);
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.9rem 1.2rem;
            border: 2px solid var(--light-gray);
            border-radius: 8px;
            font-size: 1rem;
            transition: border var(--transition);
        }
        .search-form input[type="text"]:focus {
            border-color: var(--primary);
            outline: none;
        }
        .search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform 0.2s;
            font-size: 1rem;
        }
        .search-form button:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .feedback-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 1.8rem 2rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--light-gray);
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .feedback-card label {
            display: block;
            font-weight: 600;
            margin-top: 1rem;
            margin-bottom: 0.3rem;
            color: var(--dark);
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid var(--light-gray);
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border var(--transition);
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: var(--primary);
            outline: none;
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card button {
            margin-top: 1.2rem;
            background: var(--gold);
            color: var(--dark);
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 8px;
            font-weight: 700;
            cursor: pointer;
            transition: background var(--transition), transform 0.2s;
            font-size: 1rem;
        }
        .feedback-card button:hover {
            background: #c99d35;
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .star-rating i {
            transition: color 0.2s;
        }
        .star-rating i.active,
        .star-rating i:hover {
            color: var(--gold);
        }
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-inner h4 {
            color: var(--gold);
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.75);
        }
        .footer-inner a:hover {
            color: var(--gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.5);
        }
        friend-link {
            display: block;
            margin: 0.6rem 0;
        }
        friend-link a {
            display: inline-block;
            padding: 0.2rem 0;
        }
        .update-info {
            display: inline-block;
            background: rgba(255, 255, 255, 0.08);
            padding: 0.2rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-top: 0.8rem;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.0rem;
                padding-left: 0.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .article-body {
                padding: 1.5rem 1.2rem;
            }
            .header-inner {
                padding: 0.6rem 16px;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(15, 42, 31, 0.98);
                padding: 1rem 0 1.5rem;
                border-radius: 0 0 12px 12px;
                gap: 0.3rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 0.7rem 1.2rem;
                font-size: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .hamburger {
                display: block;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
            }
            .container {
                padding: 0 12px;
            }
            .article-body {
                padding: 1rem 0.8rem;
            }
        }
        .emoji-lg {
            font-size: 1.4em;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-center {
            text-align: center;
        }
        .badge {
            background: var(--gold-light);
            color: var(--dark);
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-block;
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }