*,
        *::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: #fcf7f2;
            color: #1e1a1d;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #b34180;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #d45a9a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            color: #1e1a1d;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.2rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #f0c9e0;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            border-radius: 24px 24px 0 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
            padding: 1.2rem 1.8rem 2rem;
        }
        @media (max-width: 640px) {
            body {
                padding: 0 0.4rem;
            }
            .container {
                padding: 0.8rem 1rem 1.5rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 0 1rem;
            border-bottom: 2px solid #f0e0ea;
            position: relative;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            background: linear-gradient(135deg, #b34180, #e07aaf);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .my-logo a:hover {
            text-decoration: none;
        }
        .nav-list {
            display: flex;
            gap: 0.2rem 1rem;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0.4rem 0;
        }
        .nav-list li a {
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0.6rem;
            border-radius: 40px;
            transition: background 0.2s;
        }
        .nav-list li a:hover {
            background: #f5e6ef;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #b34180;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
        }
        @media (max-width: 700px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #fff;
                padding: 0.8rem 0;
                border-radius: 16px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
                margin-top: 0.5rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                display: block;
                padding: 0.6rem 1.2rem;
            }
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            font-size: 0.85rem;
            padding: 0.4rem 0 0.2rem;
            color: #6b5f66;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.4rem;
            color: #c7a5b8;
        }
        .breadcrumb a {
            color: #6b5f66;
        }
        .breadcrumb a:hover {
            color: #b34180;
        }
        .search-block {
            background: #f7f0f4;
            border-radius: 60px;
            padding: 0.3rem 0.3rem 0.3rem 1.2rem;
            display: flex;
            align-items: center;
            max-width: 480px;
            margin: 1.2rem 0 1.8rem;
            border: 1px solid #f0dce6;
        }
        .search-block i {
            color: #b8849f;
            font-size: 1rem;
        }
        .search-block input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.6rem 0.8rem;
            font-size: 0.95rem;
            outline: none;
            min-width: 0;
        }
        .search-block button {
            background: #b34180;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0.5rem 1.2rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.9rem;
        }
        .search-block button:hover {
            background: #9a2d69;
        }
        .feature-img {
            margin: 1.8rem 0;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .feature-img figcaption {
            font-size: 0.85rem;
            color: #6b5f66;
            margin-top: 0.4rem;
            text-align: center;
            font-style: italic;
        }
        .grid-2,
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.6rem;
            margin: 1.6rem 0;
        }
        .grid-3 {
            grid-template-columns: 1fr 1fr 1fr;
        }
        @media (max-width: 680px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
        }
        .card {
            background: #faf5f8;
            padding: 1.2rem 1.4rem;
            border-radius: 16px;
            border: 1px solid #f0e2ea;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
        }
        .card h3 {
            margin-top: 0;
        }
        .interact-area {
            background: #f7f0f4;
            border-radius: 20px;
            padding: 1.6rem 1.8rem;
            margin: 2.4rem 0 1.6rem;
            border: 1px solid #f0dce6;
        }
        .interact-area h3 {
            margin-top: 0;
        }
        .interact-form {
            display: flex;
            flex-direction: column;
            gap: 0.9rem;
            margin-top: 0.8rem;
        }
        .interact-form .row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .interact-form input,
        .interact-form textarea,
        .interact-form select {
            flex: 1;
            padding: 0.6rem 1rem;
            border: 1px solid #dcc8d4;
            border-radius: 40px;
            font-size: 0.95rem;
            background: #fff;
            outline: none;
            min-width: 160px;
        }
        .interact-form textarea {
            border-radius: 16px;
            min-height: 80px;
            resize: vertical;
        }
        .interact-form button {
            background: #b34180;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0.6rem 1.8rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            align-self: flex-start;
            font-size: 0.95rem;
        }
        .interact-form button:hover {
            background: #9a2d69;
        }
        .star-rating {
            display: flex;
            gap: 0.2rem;
            font-size: 1.6rem;
            color: #e6c9d9;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #f5b342;
        }
        .star-rating i.active {
            color: #f5b342;
        }
        footer {
            margin-top: 2.4rem;
            padding-top: 1.6rem;
            border-top: 2px solid #f0e0ea;
            font-size: 0.9rem;
            color: #5a4f55;
        }
        friend-link {
            display: block;
            padding: 1rem 0 0.6rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 1rem 0.2rem 0;
            color: #6b5f66;
        }
        friend-link a:hover {
            color: #b34180;
        }
        .copyright {
            padding: 1rem 0 0.4rem;
            font-size: 0.82rem;
            text-align: center;
            color: #7e7279;
        }
        .badge {
            display: inline-block;
            background: #f0c9e0;
            padding: 0.1rem 0.8rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #6f2d52;
            margin-right: 0.4rem;
        }
        .updated {
            font-size: 0.85rem;
            color: #7e7279;
            margin: 0.4rem 0 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .toc {
            background: #f7f0f4;
            padding: 1.2rem 1.6rem;
            border-radius: 16px;
            margin: 1.4rem 0;
            border: 1px solid #f0dce6;
        }
        .toc ol {
            margin: 0.4rem 0 0 0.8rem;
        }
        .toc a {
            color: #1e1a1d;
        }
        .toc a:hover {
            color: #b34180;
        }
        .quote {
            border-left: 4px solid #b34180;
            padding: 0.4rem 1rem;
            margin: 1.2rem 0;
            background: #faf5f8;
            border-radius: 0 12px 12px 0;
            font-style: italic;
        }
        .emoji-big {
            font-size: 1.8rem;
            line-height: 1;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 1.2rem;
            padding: 0.4rem 0;
        }
        .link-list a {
            font-size: 0.92rem;
        }