* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f5f9fc;
            color: #1e2a3a;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #0d6e3e;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #09804a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0a1f2e;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.2rem;
            border-bottom: 4px solid #0d6e3e;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #0d6e3e;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #0d6e3e;
        }
        h4 {
            font-size: 1.15rem;
            color: #1e4a3a;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.02rem;
        }
        strong {
            color: #0a3a2a;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0a1f2e 0%, #0d3b2a 100%);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .my-logo:hover {
            color: #b0e0c0;
            text-decoration: none;
        }
        .my-logo i {
            color: #f9c74f;
            font-size: 1.8rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f9c74f;
            color: #f9c74f;
        }
        .main-nav {
            display: flex;
            gap: 8px 18px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e0f0e8;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            color: #f9c74f;
            border-bottom-color: #f9c74f;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #ecf3f0;
            padding: 10px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0e0d8;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 6px 14px;
        }
        .breadcrumb li+li::before {
            content: "▸";
            color: #0d6e3e;
            margin-right: 14px;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #0d6e3e;
        }
        .breadcrumb .current {
            color: #1e4a3a;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #e6f2ee 0%, #d4e8e0 100%);
            padding: 40px 0 30px;
            border-bottom: 3px solid #0d6e3e;
        }
        .hero h1 {
            border-bottom: none;
            padding-bottom: 0;
            font-size: 2.4rem;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 36px;
            color: #2d5a4a;
            font-size: 0.95rem;
            margin: 10px 0 6px;
        }
        .hero .meta i {
            margin-right: 6px;
            color: #0d6e3e;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.05);
            border: 1px solid #daebe4;
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            border-bottom: 2px solid #0d6e3e;
            padding-bottom: 8px;
            margin-top: 0;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 12px 0 0;
        }
        .sidebar ul li {
            padding: 6px 0;
            border-bottom: 1px solid #ecf3f0;
        }
        .sidebar ul li a {
            color: #0d6e3e;
            font-weight: 500;
        }
        .sidebar ul li a:hover {
            color: #09804a;
        }
        .featured-image {
            margin: 28px 0 32px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #fff;
            padding: 8px;
        }
        .featured-image img {
            width: 100%;
            border-radius: 10px;
        }
        .featured-image figcaption {
            padding: 10px 12px 4px;
            font-size: 0.88rem;
            color: #3d5a4a;
            font-style: italic;
        }
        .search-section {
            background: #e6f2ee;
            padding: 28px 24px;
            border-radius: 16px;
            margin: 32px 0;
            border: 1px solid #c8ddd4;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            border: 2px solid #bcd0c8;
            border-radius: 10px;
            font-size: 1rem;
            outline: none;
            transition: 0.25s;
            background: #fff;
        }
        .search-form input[type="text"]:focus {
            border-color: #0d6e3e;
            box-shadow: 0 0 0 4px rgba(13, 110, 62, 0.12);
        }
        .search-form button {
            background: #0d6e3e;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.25s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #09804a;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(13, 110, 62, 0.3);
        }
        .comments-section {
            background: #fff;
            padding: 28px 24px;
            border-radius: 16px;
            margin: 32px 0;
            border: 1px solid #daebe4;
        }
        .comments-section h3 {
            margin-top: 0;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #d0e0d8;
            border-radius: 10px;
            font-size: 1rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: 0.25s;
        }
        .comment-form textarea:focus {
            border-color: #0d6e3e;
            box-shadow: 0 0 0 4px rgba(13, 110, 62, 0.08);
            outline: none;
        }
        .comment-form .form-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin: 14px 0;
        }
        .comment-form .form-row input {
            flex: 1;
            min-width: 180px;
            padding: 12px 16px;
            border: 2px solid #d0e0d8;
            border-radius: 10px;
            font-size: 0.95rem;
            transition: 0.25s;
        }
        .comment-form .form-row input:focus {
            border-color: #0d6e3e;
            outline: none;
            box-shadow: 0 0 0 4px rgba(13, 110, 62, 0.08);
        }
        .comment-form button {
            background: #0d6e3e;
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.25s;
            font-size: 1rem;
        }
        .comment-form button:hover {
            background: #09804a;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(13, 110, 62, 0.25);
        }
        .rating-section {
            background: #f0f7f4;
            padding: 28px 24px;
            border-radius: 16px;
            margin: 32px 0;
            border: 1px solid #c8ddd4;
            text-align: center;
        }
        .rating-section h3 {
            margin-top: 0;
        }
        .stars {
            font-size: 2.4rem;
            color: #e0c040;
            letter-spacing: 8px;
            cursor: pointer;
            display: inline-block;
            transition: 0.2s;
        }
        .stars i {
            transition: 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #f9a825;
            transform: scale(1.15);
        }
        .rating-form button {
            background: #0d6e3e;
            color: #fff;
            border: none;
            padding: 10px 36px;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 12px;
            transition: 0.25s;
            font-size: 1rem;
        }
        .rating-form button:hover {
            background: #09804a;
            transform: translateY(-2px);
        }
        friend-link {
            display: block;
            background: #eef6f2;
            padding: 24px 24px;
            border-radius: 16px;
            margin: 32px 0 20px;
            border: 1px solid #c8ddd4;
        }
        friend-link::before {
            content: "🔗 Friend Links";
            display: block;
            font-weight: 700;
            font-size: 1.3rem;
            color: #0a1f2e;
            margin-bottom: 12px;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 22px;
        }
        friend-link ul li a {
            color: #0d6e3e;
            font-weight: 500;
        }
        friend-link ul li a:hover {
            color: #09804a;
        }
        .site-footer {
            background: #0a1f2e;
            color: #c0d8d0;
            padding: 28px 0 20px;
            margin-top: 40px;
            border-top: 4px solid #0d6e3e;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 20px;
            align-items: center;
        }
        .footer-inner .copy {
            font-size: 0.9rem;
        }
        .footer-inner .copy strong {
            color: #e0f0e8;
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(10, 31, 46, 0.97);
                padding: 18px 20px;
                border-radius: 12px;
                margin-top: 8px;
                gap: 6px;
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav a {
                padding: 10px 8px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .hero .meta {
                font-size: 0.85rem;
                gap: 12px;
            }
            .search-form input[type="text"] {
                min-width: 140px;
            }
            .comment-form .form-row input {
                min-width: 140px;
            }
            .sidebar {
                padding: 18px 14px;
            }
            friend-link ul {
                flex-direction: column;
                gap: 6px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .search-form button {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .stars {
                font-size: 1.8rem;
                letter-spacing: 4px;
            }
            .featured-image {
                margin: 16px 0 20px;
            }
        }
        .section-spacer {
            margin: 28px 0;
        }
        .highlight-box {
            background: #eef6f2;
            border-left: 6px solid #0d6e3e;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 6px;
        }
        .toc {
            background: #fff;
            border: 1px solid #d0e0d8;
            border-radius: 12px;
            padding: 18px 22px;
            margin: 20px 0 28px;
        }
        .toc h4 {
            margin-top: 0;
        }
        .toc ul {
            columns: 2 220px;
            column-gap: 30px;
            list-style: none;
            padding: 0;
            margin: 8px 0 0;
        }
        .toc ul li {
            break-inside: avoid;
            padding: 4px 0;
        }
        .toc ul li a {
            color: #0d6e3e;
        }
        .schema-hidden {
            display: none;
        }