*,
        *::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: #0f0f1a;
            color: #e8e8f0;
            line-height: 1.7;
            font-size: 1rem;
            padding: 0;
            margin: 0;
        }
        a {
            color: #ffc853;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #ffe18a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #ffffff;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            letter-spacing: 0.01em;
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 0.4em;
            margin-bottom: 0.3em;
            text-shadow: 0 0 20px rgba(255, 200, 83, 0.15);
        }
        h2 {
            font-size: 2.0rem;
            border-bottom: 2px solid #ffc85330;
            padding-bottom: 0.25em;
        }
        h3 {
            font-size: 1.5rem;
            color: #ffd571;
        }
        h4 {
            font-size: 1.2rem;
            color: #c8d6e5;
        }
        p {
            margin-bottom: 1.2em;
            font-size: 1.05rem;
            color: #d0d0dd;
        }
        .lead {
            font-size: 1.3rem;
            color: #f0f0ff;
            font-weight: 300;
            margin-bottom: 1.8em;
        }
        strong,
        b {
            color: #ffffff;
            font-weight: 600;
        }
        em {
            color: #ffe18a;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            padding: 18px 0;
            border-bottom: 3px solid #ffc853;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.7);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.0rem;
            font-weight: 800;
            color: #ffc853;
            letter-spacing: -0.5px;
            text-transform: uppercase;
            background: linear-gradient(to right, #ffc853, #ff9a3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: transform 0.2s;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .my-logo small {
            font-size: 0.55rem;
            display: block;
            -webkit-text-fill-color: #aaa;
            color: #aaa;
            letter-spacing: 2px;
            text-transform: none;
            font-weight: 300;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e0e0f0;
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.25s;
            border: 1px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: #ffc85320;
            border-color: #ffc85360;
            color: #ffc853;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 2rem;
            color: #ffc853;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #ffffff10;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #1a1a2e80;
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #2a2a4a;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 8px;
            color: #888;
            font-size: 1.2rem;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #ffc853;
        }
        .breadcrumb .current {
            color: #ffc853;
            font-weight: 500;
        }
        .hero-section {
            padding: 40px 0 30px;
            text-align: center;
        }
        .hero-section .lead {
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 30px 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            background: #1a1a2e;
            border-radius: 16px;
            padding: 24px 20px;
            border: 1px solid #2a2a4a;
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 1px solid #2a2a4a;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin: 12px 0;
        }
        .sidebar a {
            color: #c0c0d0;
            display: block;
            padding: 6px 0;
            border-bottom: 1px solid #1f1f35;
            transition: 0.2s;
        }
        .sidebar a:hover {
            color: #ffc853;
            padding-left: 6px;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
        }
        .image-caption {
            text-align: center;
            font-size: 0.9rem;
            color: #999;
            padding: 10px 0 4px;
            font-style: italic;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
            border-radius: 12px;
            border: 1px solid #2a2a4a;
            background: #141428;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid #222244;
        }
        th {
            background: #1f1f3a;
            color: #ffc853;
            font-weight: 600;
            white-space: nowrap;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #1a1a30;
        }
        .form-card {
            background: #1a1a2e;
            border: 1px solid #2a2a4a;
            border-radius: 16px;
            padding: 28px 24px;
            margin: 30px 0;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 500;
            margin-bottom: 6px;
            color: #ddd;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            background: #0f0f1a;
            border: 1px solid #333366;
            border-radius: 10px;
            color: #fff;
            font-size: 1rem;
            transition: border 0.3s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #ffc853;
            box-shadow: 0 0 0 3px #ffc85320;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            padding: 12px 32px;
            background: linear-gradient(135deg, #ffc853, #ff9a3c);
            color: #0f0f1a;
            font-weight: 700;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px #ffc85340;
            color: #0f0f1a;
        }
        .btn-small {
            padding: 8px 20px;
            font-size: 0.85rem;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #444;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.2s;
            color: #555;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #ffc853;
        }
        .comment-item {
            background: #141428;
            border-radius: 12px;
            padding: 18px 20px;
            margin: 14px 0;
            border-left: 4px solid #ffc853;
        }
        .comment-item .meta {
            font-size: 0.85rem;
            color: #888;
            margin-bottom: 6px;
        }
        .comment-item .author {
            font-weight: 600;
            color: #ffc853;
        }
        .site-footer {
            background: #0a0a18;
            border-top: 2px solid #1f1f3a;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .site-footer h4 {
            color: #ffc853;
            margin-top: 0;
        }
        .site-footer a {
            color: #aaa;
            display: block;
            padding: 3px 0;
        }
        .site-footer a:hover {
            color: #ffc853;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #1f1f3a;
            color: #666;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            padding: 12px 0;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            color: #aaa;
        }
        friend-link a:hover {
            color: #ffc853;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 20px;
            }
            h1 {
                font-size: 2.0rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 16px;
                gap: 4px;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: 10px;
                border: 1px solid #2a2a4a;
                text-align: center;
            }
            #nav-toggle:checked+.hamburger+.main-nav {
                display: flex;
            }
            .header-inner {
                align-items: center;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
                gap: 4px;
            }
            .hero-section .lead {
                font-size: 1.1rem;
            }
            .form-card {
                padding: 18px 14px;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            p {
                font-size: 0.98rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo small {
                font-size: 0.5rem;
            }
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-center {
            text-align: center;
        }
        .highlight-box {
            background: #1f1f3a;
            border-left: 6px solid #ffc853;
            padding: 18px 22px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .emoji-lg {
            font-size: 1.4em;
        }
        .tag {
            display: inline-block;
            background: #ffc85320;
            color: #ffc853;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 6px;
        }
        .last-updated {
            color: #888;
            font-size: 0.9rem;
            text-align: right;
            margin-top: 40px;
            padding-top: 16px;
            border-top: 1px solid #2a2a4a;
        }