:root {
        --primary: #2E7D32;
        --primary-light: #4CAF50;
        --accent: #795548;
        --dark: #1a1a1a;
        --bg: #f8f9fa;
        --card-bg: #ffffff;
        --text: #333333;
        --text-light: #666666;
        --border: #e0e0e0;
        --radius: 12px;
        --shadow: 0 4px 20px rgba(0,0,0,0.08);
        --transition: all 0.3s cubic-bezier(0.25,0.46,0.45,0.94);
    }
    * { margin:0; padding:0; box-sizing:border-box; }
    body {
        font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.8;
        font-size: 16px;
        overflow-x: hidden;
    }
    a { color: var(--primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--primary-light); }
    .site-header {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
        padding: 0;
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    }
    .header-inner {
        max-width: 1280px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 24px;
        flex-wrap: wrap;
    }
    .my-logo {
        font-size: 1.8rem;
        font-weight: 900;
        color: #fff;
        text-decoration: none;
        letter-spacing: -0.5px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .my-logo i {
        color: var(--primary-light);
        font-size: 2rem;
    }
    .my-logo span {
        background: linear-gradient(135deg, #4CAF50, #8BC34A);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    .main-nav {
        display: flex;
        gap: 4px;
        list-style: none;
    }
    .main-nav li a {
        color: rgba(255,255,255,0.85);
        padding: 10px 16px;
        border-radius: 8px;
        font-weight: 500;
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.95rem;
    }
    .main-nav li a:hover,
    .main-nav li a.active {
        background: rgba(76,175,80,0.25);
        color: #fff;
    }
    .hamburger {
        display: none;
        background: none;
        border: none;
        color: #fff;
        font-size: 1.8rem;
        cursor: pointer;
        padding: 8px;
    }
    .breadcrumb-wrapper {
        background: #fff;
        border-bottom: 1px solid var(--border);
        padding: 10px 0;
    }
    .breadcrumb {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
        font-size: 0.9rem;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .breadcrumb a { color: var(--primary); }
    .breadcrumb .sep { color: #aaa; }
    .breadcrumb .current { color: var(--text-light); font-weight: 500; }
    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 24px;
        display: grid;
        grid-template-columns: 1fr 300px;
        gap: 32px;
    }
    .main-content {
        background: #fff;
        border-radius: var(--radius);
        padding: 40px;
        box-shadow: var(--shadow);
    }
    .sidebar {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    .post-header {
        margin-bottom: 36px;
        border-bottom: 3px solid var(--primary-light);
        padding-bottom: 24px;
    }
    .post-header h1 {
        font-size: 2.4rem;
        color: var(--dark);
        line-height: 1.3;
        margin-bottom: 14px;
        font-weight: 800;
    }
    .post-meta {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
        color: var(--text-light);
        font-size: 0.9rem;
    }
    .post-meta i { color: var(--primary); }
    .featured-image {
        margin: 30px 0;
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
    }
    .featured-image img {
        width: 100%;
        height: auto;
        display: block;
    }
    .featured-image figcaption {
        background: #f1f8e9;
        padding: 12px 16px;
        font-size: 0.9rem;
        color: var(--text-light);
        text-align: center;
    }
    .content-section {
        margin-bottom: 40px;
    }
    h2 {
        font-size: 1.8rem;
        color: var(--dark);
        margin: 40px 0 16px;
        padding-bottom: 8px;
        border-bottom: 2px solid #e8f5e9;
        font-weight: 700;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    h2 i { color: var(--primary); }
    h3 {
        font-size: 1.4rem;
        color: #2d2d2d;
        margin: 32px 0 12px;
        font-weight: 600;
    }
    h4 {
        font-size: 1.15rem;
        color: #444;
        margin: 24px 0 10px;
        font-weight: 600;
    }
    p {
        margin-bottom: 16px;
        text-align: justify;
    }
    .content-section ul, 
    .content-section ol {
        margin: 0 0 20px 24px;
    }
    .content-section li {
        margin-bottom: 8px;
    }
    blockquote {
        background: #f1f8e9;
        border-left: 5px solid var(--primary-light);
        padding: 16px 24px;
        margin: 24px 0;
        border-radius: 0 8px 8px 0;
        font-style: italic;
        color: #2d2d2d;
    }
    .tip-box {
        background: #e3f2fd;
        border-radius: 10px;
        padding: 20px 24px;
        margin: 24px 0;
        border-left: 5px solid #1976d2;
    }
    .warning-box {
        background: #fff3e0;
        border-radius: 10px;
        padding: 20px 24px;
        margin: 24px 0;
        border-left: 5px solid #ff9800;
    }
    .info-box {
        background: #f3e5f5;
        border-radius: 10px;
        padding: 20px 24px;
        margin: 24px 0;
        border-left: 5px solid #9c27b0;
    }
    .command-block {
        background: #263238;
        color: #a5d6a7;
        font-family: 'Courier New', monospace;
        padding: 14px 20px;
        border-radius: 8px;
        margin: 16px 0;
        overflow-x: auto;
        font-size: 0.9rem;
        white-space: nowrap;
        display: block;
        position: relative;
    }
    .command-block::before {
        content: "⛏";
        position: absolute;
        top: 8px;
        right: 12px;
        font-size: 1.2rem;
        opacity: 0.5;
    }
    .table-wrapper {
        overflow-x: auto;
        margin: 24px 0;
    }
    table {
        width: 100%;
        border-collapse: collapse;
        font-size: 0.95rem;
    }
    table th {
        background: var(--primary);
        color: #fff;
        padding: 12px 16px;
        text-align: left;
        font-weight: 600;
    }
    table td {
        padding: 12px 16px;
        border-bottom: 1px solid var(--border);
    }
    table tr:nth-child(even) {
        background: #f8f8f8;
    }
    .search-box {
        background: #fff;
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow);
    }
    .search-box h3 {
        font-size: 1.2rem;
        margin-bottom: 14px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .search-form {
        display: flex;
        gap: 8px;
    }
    .search-form input[type="text"] {
        flex: 1;
        padding: 12px 16px;
        border: 2px solid var(--border);
        border-radius: 8px;
        font-size: 1rem;
        outline: none;
        transition: var(--transition);
    }
    .search-form input[type="text"]:focus {
        border-color: var(--primary);
    }
    .search-form button {
        background: var(--primary);
        color: #fff;
        border: none;
        padding: 12px 18px;
        border-radius: 8px;
        cursor: pointer;
        font-size: 1rem;
        transition: var(--transition);
    }
    .search-form button:hover {
        background: var(--primary-light);
    }
    .rating-box {
        background: #fff;
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow);
    }
    .stars {
        display: flex;
        gap: 4px;
        margin: 12px 0;
        font-size: 1.6rem;
        color: #ffc107;
    }
    .stars i {
        cursor: pointer;
        transition: transform 0.2s;
    }
    .stars i:hover {
        transform: scale(1.2);
    }
    .stars .far {
        color: #ccc;
    }
    .rating-btn {
        background: var(--primary);
        color: #fff;
        border: none;
        padding: 10px 20px;
        border-radius: 8px;
        cursor: pointer;
        font-size: 0.9rem;
        transition: var(--transition);
    }
    .rating-btn:hover {
        background: var(--primary-light);
    }
    .comments-box {
        background: #fff;
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow);
    }
    .comments-box textarea {
        width: 100%;
        padding: 12px;
        border: 2px solid var(--border);
        border-radius: 8px;
        font-size: 0.95rem;
        font-family: inherit;
        resize: vertical;
        min-height: 100px;
        outline: none;
        transition: var(--transition);
    }
    .comments-box textarea:focus {
        border-color: var(--primary);
    }
    .comment-btn {
        background: var(--primary);
        color: #fff;
        border: none;
        padding: 10px 24px;
        border-radius: 8px;
        cursor: pointer;
        font-size: 0.9rem;
        margin-top: 10px;
        transition: var(--transition);
    }
    .comment-btn:hover {
        background: var(--primary-light);
    }
    .sidebar-links {
        background: #fff;
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow);
    }
    .sidebar-links h3 {
        font-size: 1.2rem;
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .sidebar-links ul {
        list-style: none;
    }
    .sidebar-links li {
        margin-bottom: 10px;
        padding-left: 20px;
        position: relative;
    }
    .sidebar-links li::before {
        content: "▸";
        position: absolute;
        left: 0;
        color: var(--primary);
    }
    .sidebar-links a {
        color: var(--text);
        font-size: 0.9rem;
        display: block;
        padding: 4px 0;
    }
    .sidebar-links a:hover {
        color: var(--primary);
    }
    .site-footer {
        background: #1a1a2e;
        color: #aaa;
        padding: 40px 24px 20px;
        margin-top: 40px;
    }
    .footer-inner {
        max-width: 1280px;
        margin: 0 auto;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 32px;
        margin-bottom: 32px;
    }
    .footer-col h4 {
        color: #fff;
        font-size: 1.2rem;
        margin-bottom: 16px;
    }
    .footer-col ul {
        list-style: none;
    }
    .footer-col li {
        margin-bottom: 8px;
    }
    .footer-col a {
        color: #aaa;
        font-size: 0.9rem;
    }
    .footer-col a:hover {
        color: var(--primary-light);
    }
    friend-link {
        display: block;
        background: rgba(255,255,255,0.05);
        border-radius: 8px;
        padding: 20px;
        margin-bottom: 24px;
        border-left: 4px solid var(--primary);
    }
    .copyright {
        border-top: 1px solid rgba(255,255,255,0.1);
        padding-top: 20px;
        text-align: center;
        font-size: 0.85rem;
        color: #777;
    }
    .copyright a {
        color: #999;
    }
    @media (max-width: 1024px) {
        .container {
            grid-template-columns: 1fr;
        }
        .sidebar {
            order: 2;
        }
    }
    @media (max-width: 768px) {
        .header-inner {
            padding: 10px 16px;
        }
        .main-nav {
            display: none;
            width: 100%;
            flex-direction: column;
            padding: 12px 0;
            background: rgba(0,0,0,0.2);
            border-radius: 0 0 12px 12px;
        }
        .main-nav.open {
            display: flex;
        }
        .main-nav li a {
            padding: 12px 20px;
            border-radius: 0;
        }
        .hamburger {
            display: block;
        }
        .main-content {
            padding: 24px 16px;
        }
        .post-header h1 {
            font-size: 1.6rem;
        }
        h2 {
            font-size: 1.4rem;
        }
        h3 {
            font-size: 1.2rem;
        }
        .container {
            padding: 16px;
        }
        .breadcrumb {
            padding: 0 16px;
        }
    }
    @media (max-width: 480px) {
        body {
            font-size: 15px;
        }
        .my-logo {
            font-size: 1.4rem;
        }
    }