* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: #f9f7f4;
            color: #1e1e2a;
            line-height: 1.7;
            font-size: 16px;
            scroll-behavior: smooth;
        }
        a {
            color: #c44536;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #2a4b5e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e3a3f 0%, #2a5a4a 100%);
            padding: 16px 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f5d742;
            text-shadow: 2px 2px 0 #1a2e2a;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f5d742;
        }
        .my-logo span {
            color: #e8f0e8;
            font-weight: 300;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 28px;
            color: #f5d742;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav {
            display: flex;
            gap: 8px 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            color: #e8f0e8;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 8px;
            transition: background 0.2s, color 0.2s;
            font-size: 15px;
        }
        nav a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #f5d742;
            text-decoration: none;
        }
        .breadcrumb {
            background: #edebe6;
            padding: 10px 0;
            font-size: 14px;
            border-bottom: 1px solid #d9d4cc;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: #8a7f72;
        }
        .breadcrumb a {
            color: #4e5b4f;
        }
        .breadcrumb a:hover {
            color: #c44536;
        }
        .breadcrumb .current {
            color: #1e3a3f;
            font-weight: 600;
        }
        main {
            padding: 40px 0 60px;
        }
        .hero-img {
            margin: 24px 0 32px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #1e3a3f;
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
        }
        .subhead {
            font-size: 1.15rem;
            color: #5a6b5e;
            margin-bottom: 16px;
            font-weight: 400;
            border-left: 4px solid #f5d742;
            padding-left: 18px;
        }
        .last-updated {
            display: inline-block;
            background: #edebe6;
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 14px;
            color: #4e5b4f;
            margin-bottom: 20px;
        }
        .last-updated i {
            margin-right: 6px;
            color: #c44536;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #1e3a3f;
            margin-top: 56px;
            margin-bottom: 18px;
            border-bottom: 3px solid #f5d742;
            padding-bottom: 8px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #2a5a4a;
            margin-top: 36px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #3b4d3e;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            color: #2c2c38;
        }
        .highlight-box {
            background: #eef3ea;
            border-left: 5px solid #f5d742;
            padding: 20px 28px;
            border-radius: 10px;
            margin: 28px 0;
        }
        .highlight-box strong {
            color: #1e3a3f;
        }
        ul,
        ol {
            margin: 12px 0 20px 24px;
        }
        li {
            margin-bottom: 8px;
        }
        .pro-tip {
            background: #e1e9e0;
            border-radius: 12px;
            padding: 18px 24px;
            margin: 24px 0;
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .pro-tip i {
            color: #f5b342;
            font-size: 28px;
            flex-shrink: 0;
            margin-top: 4px;
        }
        .pro-tip strong {
            color: #1e3a3f;
        }
        .two-col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 28px 0;
        }
        @media (max-width: 700px) {
            .two-col {
                grid-template-columns: 1fr;
            }
        }
        .search-section {
            background: #edebe6;
            border-radius: 16px;
            padding: 32px 28px;
            margin: 48px 0;
        }
        .search-section h2 {
            margin-top: 0;
            border-bottom: none;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #d9d4cc;
            border-radius: 40px;
            font-size: 16px;
            background: #fff;
            transition: border 0.2s;
        }
        .search-form input:focus {
            outline: none;
            border-color: #c44536;
        }
        .search-form button {
            padding: 14px 32px;
            background: #c44536;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-form button:hover {
            background: #a32e1f;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 48px 0;
        }
        @media (max-width: 700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: #fff;
            border-radius: 16px;
            padding: 28px 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #e5e0d8;
        }
        .card h3 {
            margin-top: 0;
            font-size: 1.4rem;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid #d9d4cc;
            border-radius: 12px;
            font-size: 15px;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            outline: none;
            border-color: #c44536;
        }
        .comment-form input[type="text"] {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #d9d4cc;
            border-radius: 30px;
            font-size: 15px;
            margin: 8px 0 14px;
            transition: border 0.2s;
        }
        .comment-form input:focus {
            outline: none;
            border-color: #c44536;
        }
        .comment-form button,
        .rating-form button {
            padding: 12px 28px;
            background: #2a5a4a;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #1e3a3f;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 8px;
            font-size: 30px;
            color: #d9d4cc;
            cursor: pointer;
            margin: 8px 0 16px;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.1s;
        }
        .rating-stars i:hover {
            color: #f5b342;
            transform: scale(1.15);
        }
        .rating-stars i.active {
            color: #f5b342;
        }
        .rating-form select {
            padding: 12px 18px;
            border: 2px solid #d9d4cc;
            border-radius: 30px;
            font-size: 15px;
            background: #fff;
            margin: 8px 0 16px;
            width: 100%;
            max-width: 200px;
        }
        footer {
            background: #1e3a3f;
            color: #d9d4cc;
            padding: 40px 0 24px;
            margin-top: 60px;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        @media (max-width: 700px) {
            footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        footer h4 {
            color: #f5d742;
            margin-top: 0;
            font-size: 1.1rem;
        }
        footer a {
            color: #b8c9b8;
        }
        footer a:hover {
            color: #f5d742;
        }
        .friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 16px 20px;
            border-radius: 10px;
            margin: 12px 0;
            border-left: 3px solid #f5d742;
        }
        .friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
        }
        .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            margin-top: 12px;
            font-size: 14px;
            text-align: center;
            color: #9aae9a;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .my-logo {
                font-size: 22px;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding-top: 16px;
                gap: 4px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                width: 100%;
                padding: 10px 12px;
            }
            .header-inner {
                align-items: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.7rem;
            }
            .search-form input,
            .search-form button {
                width: 100%;
            }
        }
        .fade-in {
            animation: fadeIn 0.6s ease;
        }
        @keyframes fadeIn {
            0% {
                opacity: 0;
                transform: translateY(14px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }