*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f4f7f6;
            color: #1e2b2f;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1a6b5e;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #0d4a40;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0f2c26;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.6rem;
            margin-top: 0.5rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            border-bottom: 3px solid #2e9c84;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 1.75rem;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.25rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.25rem;
        }
        strong {
            color: #0f3d34;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f2c26 0%, #1a6b5e 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            text-transform: uppercase;
            background: rgba(255, 255, 255, 0.08);
            padding: 0.2rem 1rem 0.2rem 0.8rem;
            border-radius: 40px;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: background 0.25s;
            text-decoration: none;
        }
        .my-logo:hover {
            background: rgba(255, 255, 255, 0.18);
            text-decoration: none;
            color: #fff;
        }
        .my-logo i {
            font-size: 1.6rem;
            color: #f7d44a;
        }
        .my-logo span {
            font-weight: 300;
            color: #bae8dd;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .main-nav a {
            color: #e0f0ec;
            padding: 0.5rem 0.9rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
            text-decoration: none;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            text-decoration: none;
        }
        .main-nav .nav-cta {
            background: #f7d44a;
            color: #0f2c26;
            font-weight: 600;
        }
        .main-nav .nav-cta:hover {
            background: #ffdf6b;
            color: #0f2c26;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        .hamburger span {
            display: block;
            width: 28px;
            height: 3px;
            background: #fff;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }
        .breadcrumb {
            background: #ecf3f0;
            padding: 0.7rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0dfd9;
        }
        .breadcrumb-list {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb-list li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #6f8f85;
            font-weight: 700;
        }
        .breadcrumb-list a {
            color: #1a6b5e;
        }
        .breadcrumb-list .current {
            color: #3f5c53;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(120deg, #d4eae3 0%, #b7dbd0 100%);
            padding: 2.8rem 0 2.2rem;
            text-align: center;
            border-bottom: 4px solid #2e9c84;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 0.5rem;
            color: #0a2a22;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 780px;
            margin: 0.5rem auto 0;
            color: #1f4a3f;
        }
        .hero .last-updated {
            display: inline-block;
            margin-top: 1rem;
            font-size: 0.9rem;
            background: rgba(255, 255, 255, 0.5);
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            color: #1a4a3e;
            font-weight: 500;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        .article-body {
            background: #fff;
            border-radius: 20px;
            padding: 2.2rem 2.5rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .article-body img {
            border-radius: 16px;
            margin: 1.8rem 0;
            width: 100%;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 18px;
            padding: 1.5rem 1.6rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .sidebar-card h3 {
            font-size: 1.3rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
            border-bottom: 2px solid #e2efe9;
            padding-bottom: 0.5rem;
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
        }
        .sidebar-link-list li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0f5f2;
        }
        .sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .sidebar-link-list a {
            color: #1a6b5e;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar-link-list a i {
            font-size: 0.8rem;
            color: #2e9c84;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin-top: 0.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #d9e6e0;
            border-radius: 40px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
            background: #f9fcfb;
        }
        .search-form input:focus {
            border-color: #2e9c84;
        }
        .search-form button {
            padding: 0.7rem 1.3rem;
            background: #1a6b5e;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #0f4a3f;
        }
        .comment-area,
        .rating-area {
            margin-top: 0.8rem;
        }
        .comment-area textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #d9e6e0;
            border-radius: 14px;
            font-size: 0.95rem;
            font-family: inherit;
            resize: vertical;
            min-height: 80px;
            outline: none;
            transition: border 0.25s;
            background: #f9fcfb;
        }
        .comment-area textarea:focus {
            border-color: #2e9c84;
        }
        .comment-area button,
        .rating-area button {
            margin-top: 0.6rem;
            padding: 0.6rem 1.5rem;
            background: #1a6b5e;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-area button:hover,
        .rating-area button:hover {
            background: #0f4a3f;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #d0dcd6;
            transition: color 0.2s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f7b731;
        }
        .star-rating label i {
            font-size: 1.6rem;
        }
        .site-footer {
            background: #0f2c26;
            color: #c6dbd3;
            padding: 2.5rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
        }
        .footer-inner h4 {
            color: #e8f5f0;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #2a5a4e;
            padding-bottom: 0.4rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            padding: 0.25rem 0;
        }
        .footer-links a {
            color: #b0cec3;
        }
        .footer-links a:hover {
            color: #e2f5ed;
        }
        friend-link {
            display: block;
            background: #1a3d35;
            padding: 0.8rem 1.2rem;
            border-radius: 12px;
            margin-top: 0.8rem;
            font-size: 0.95rem;
            color: #d5ede3;
        }
        friend-link a {
            color: #f7d44a;
            font-weight: 500;
            margin: 0 0.3rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.8rem;
            margin-top: 1.8rem;
            border-top: 1px solid #2a5a4e;
            font-size: 0.9rem;
            color: #8fb3a6;
        }
        .copyright strong {
            color: #d5ede3;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }
        @media (max-width: 820px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 1rem 0 0.6rem;
                gap: 0.4rem;
                background: transparent;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                width: 100%;
                border-radius: 12px;
                background: rgba(255, 255, 255, 0.05);
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .article-body {
                padding: 1.5rem 1.2rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .my-logo {
                font-size: 1.3rem;
                padding: 0.2rem 0.8rem;
            }
            .my-logo i {
                font-size: 1.2rem;
            }
            .article-body {
                padding: 1rem 0.9rem;
            }
            .star-rating {
                font-size: 1.3rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        .highlight-box {
            background: #ecf9f4;
            border-left: 5px solid #2e9c84;
            padding: 1.2rem 1.5rem;
            border-radius: 0 16px 16px 0;
            margin: 1.8rem 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .stat-card {
            background: #f4fbf8;
            padding: 1rem 1.2rem;
            border-radius: 14px;
            text-align: center;
            border: 1px solid #d6e9e1;
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #1a6b5e;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #3e665b;
            font-weight: 500;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #deece6;
        }
        th {
            background: #e2f0eb;
            font-weight: 700;
            color: #0f3d34;
        }
        tr:hover td {
            background: #f4fbf8;
        }
        .tag {
            display: inline-block;
            background: #dff0e9;
            padding: 0.15rem 0.8rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #1a5a4a;
        }
        .pro-tip {
            background: #fef9e7;
            border-left: 5px solid #f7b731;
            padding: 1rem 1.4rem;
            border-radius: 0 14px 14px 0;
            margin: 1.5rem 0;
        }
        .pro-tip strong {
            color: #8f6f1a;
        }
        .interview-block {
            background: #f0f7ff;
            padding: 1.5rem 1.8rem;
            border-radius: 18px;
            margin: 1.8rem 0;
            border: 1px solid #cddce8;
        }
        .interview-block .q {
            font-weight: 700;
            color: #0f3d34;
        }
        .interview-block .a {
            margin-top: 0.2rem;
            margin-bottom: 1rem;
            padding-left: 0.5rem;
        }
        .emoji-big {
            font-size: 2rem;
            vertical-align: middle;
        }