*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --deep-navy: #0b1a2e;
            --ocean-blue: #1a4a7a;
            --bright-teal: #2ec4b6;
            --gold-accent: #f5a623;
            --soft-sand: #f7f3eb;
            --dark-text: #1a1a2e;
            --mid-gray: #5a6a7a;
            --light-gray: #e9edf0;
            --white: #ffffff;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius: 12px;
            --transition: 0.25s ease;
            --max-width: 1120px;
            --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-heading: 'Georgia', 'Times New Roman', serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            background: var(--soft-sand);
            color: var(--dark-text);
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--ocean-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--bright-teal);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--deep-navy) 0%, #0f2b44 100%);
            color: var(--white);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--gold-accent);
            letter-spacing: 1px;
            text-decoration: none;
            transition: opacity var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
            color: var(--gold-accent);
        }
        .my-logo i {
            color: var(--bright-teal);
            font-size: 1.4rem;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: var(--white);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: rgba(46, 196, 182, 0.25);
            color: var(--bright-teal);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: var(--white);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.06);
            padding: 6px 0;
            font-size: 0.8rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            gap: 4px 12px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }
        .breadcrumb a:hover {
            color: var(--bright-teal);
        }
        .breadcrumb .current {
            color: var(--gold-accent);
            font-weight: 500;
        }
        .main-content {
            flex: 1;
            padding: 40px 0 60px;
        }
        .article-body {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 40px 36px;
            margin-bottom: 40px;
        }
        .article-body h1 {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--deep-navy);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .article-body h1 i {
            color: var(--gold-accent);
            margin-right: 10px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 30px;
            font-size: 0.9rem;
            color: var(--mid-gray);
            margin-bottom: 28px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--light-gray);
        }
        .article-meta i {
            margin-right: 6px;
            color: var(--bright-teal);
        }
        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--deep-navy);
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--bright-teal);
        }
        .article-body h2 i {
            color: var(--gold-accent);
            margin-right: 10px;
        }
        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--ocean-blue);
            margin-top: 32px;
            margin-bottom: 10px;
        }
        .article-body h3 i {
            color: var(--bright-teal);
            margin-right: 8px;
            font-size: 1.1rem;
        }
        .article-body h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--dark-text);
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .article-body p {
            margin-bottom: 1.2em;
            font-size: 1.02rem;
        }
        .article-body p b,
        .article-body p strong {
            color: var(--deep-navy);
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 1.4em 1.6em;
        }
        .article-body li {
            margin-bottom: 0.5em;
        }
        .article-body .feature-img {
            margin: 32px 0;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
        }
        .article-body .feature-img figcaption {
            font-size: 0.85rem;
            color: var(--mid-gray);
            text-align: center;
            margin-top: 8px;
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #eef9f7, #e3f0f5);
            border-left: 5px solid var(--bright-teal);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .highlight-box i {
            color: var(--bright-teal);
            margin-right: 8px;
        }
        .insight-card {
            background: var(--soft-sand);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 20px 0;
            border: 1px solid var(--light-gray);
        }
        .insight-card h4 {
            margin-top: 0;
            color: var(--ocean-blue);
        }
        .search-section {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 28px 36px;
            margin-bottom: 32px;
        }
        .search-section h2 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            color: var(--deep-navy);
            margin-bottom: 16px;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid var(--light-gray);
            border-radius: 30px;
            font-size: 1rem;
            transition: border-color var(--transition);
            outline: none;
        }
        .search-form input[type="text"]:focus {
            border-color: var(--bright-teal);
        }
        .search-form button {
            background: var(--ocean-blue);
            color: var(--white);
            border: none;
            padding: 12px 28px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--bright-teal);
            transform: translateY(-1px);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-bottom: 40px;
        }
        @media (max-width: 700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .comment-box,
        .rating-box {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 28px 32px;
        }
        .comment-box h2,
        .rating-box h2 {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            color: var(--deep-navy);
            margin-bottom: 16px;
        }
        .comment-box h2 i,
        .rating-box h2 i {
            color: var(--gold-accent);
            margin-right: 8px;
        }
        .comment-box form,
        .rating-box form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 100px;
            padding: 12px 16px;
            border: 2px solid var(--light-gray);
            border-radius: 10px;
            font-family: var(--font-body);
            font-size: 0.95rem;
            resize: vertical;
            transition: border-color var(--transition);
            outline: none;
        }
        .comment-box textarea:focus {
            border-color: var(--bright-teal);
        }
        .comment-box input[type="text"] {
            width: 100%;
            padding: 10px 16px;
            border: 2px solid var(--light-gray);
            border-radius: 10px;
            font-size: 0.95rem;
            transition: border-color var(--transition);
            outline: none;
        }
        .comment-box input[type="text"]:focus {
            border-color: var(--bright-teal);
        }
        .btn-primary {
            background: var(--ocean-blue);
            color: var(--white);
            border: none;
            padding: 12px 24px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: var(--bright-teal);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            font-size: 1.8rem;
            margin: 6px 0 12px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd;
            cursor: pointer;
            transition: color var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--gold-accent);
        }
        .friend-links-wrap {
            background: var(--deep-navy);
            color: var(--white);
            padding: 32px 0 24px;
            margin-top: 20px;
        }
        .friend-links-wrap h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            color: var(--gold-accent);
            margin-bottom: 16px;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
        }
        friend-link a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.92rem;
            padding: 4px 0;
            transition: color var(--transition);
        }
        friend-link a:hover {
            color: var(--bright-teal);
        }
        .site-footer {
            background: #07101e;
            color: rgba(255, 255, 255, 0.7);
            padding: 20px 0;
            font-size: 0.85rem;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer a {
            color: var(--bright-teal);
        }
        .site-footer a:hover {
            color: var(--gold-accent);
        }
        .site-footer .copyright {
            font-size: 0.8rem;
            opacity: 0.8;
        }
        @media (max-width: 780px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(11, 26, 46, 0.98);
                padding: 16px 12px;
                border-radius: 0 0 var(--radius) var(--radius);
                margin-top: 8px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .article-body {
                padding: 24px 18px;
            }
            .article-body h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .search-section {
                padding: 20px 18px;
            }
            .comment-box,
            .rating-box {
                padding: 20px 18px;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1rem;
            }
            .article-body h1 {
                font-size: 1.5rem;
            }
            .search-form input[type="text"],
            .search-form button {
                width: 100%;
            }
            .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--ocean-blue);
            color: var(--white);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: var(--shadow-md);
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
            cursor: pointer;
            border: none;
            z-index: 99;
        }
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
        }
        .scroll-top:hover {
            background: var(--bright-teal);
            transform: translateY(-4px);
        }