*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --sugar-pink: #f9c8d7;
            --sugar-lavender: #e8d5f5;
            --sugar-cream: #fff8f0;
            --sugar-gold: #f5d78a;
            --sugar-rose: #f2a6b6;
            --sugar-deep: #8b5e7c;
            --sugar-dark: #3d2b3a;
            --sugar-mint: #c5e8d7;
            --text-primary: #2d1e2a;
            --text-secondary: #5a4a56;
            --bg-body: #fdf6f3;
            --bg-card: #ffffff;
            --shadow-soft: 0 4px 24px rgba(139, 94, 124, 0.10);
            --shadow-hover: 0 8px 40px rgba(139, 94, 124, 0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --font-base: 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-h: 72px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-base);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1.0625rem;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--sugar-deep);
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--sugar-rose);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--bg-card);
            box-shadow: 0 1px 12px rgba(0, 0, 0, 0.04);
            position: sticky;
            top: 0;
            z-index: 100;
            height: var(--header-h);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--sugar-dark);
            text-decoration: none;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo:hover {
            color: var(--sugar-deep);
        }
        .my-logo i {
            color: var(--sugar-rose);
            font-size: 1.5rem;
        }
        .my-logo span {
            background: linear-gradient(135deg, var(--sugar-rose), var(--sugar-deep));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 8px;
        }
        .nav-list a {
            text-decoration: none;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover {
            background: var(--sugar-lavender);
            color: var(--sugar-dark);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--sugar-dark);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: var(--sugar-lavender);
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb-wrap {
            background: var(--bg-card);
            border-bottom: 1px solid rgba(139, 94, 124, 0.08);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 6px 12px;
            font-size: 0.875rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-secondary);
        }
        .breadcrumb li+li::before {
            content: "›";
            color: var(--sugar-gold);
            font-weight: 700;
            margin-right: 4px;
        }
        .breadcrumb a {
            text-decoration: none;
            color: var(--sugar-deep);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }
        .hero {
            padding: 48px 0 32px;
            text-align: center;
        }
        .hero h1 {
            font-size: clamp(2.2rem, 6vw, 3.6rem);
            font-weight: 800;
            line-height: 1.2;
            background: linear-gradient(135deg, var(--sugar-dark), var(--sugar-deep), var(--sugar-rose));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 16px;
        }
        .hero .subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0 auto 20px;
        }
        .hero .meta-row {
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .hero .meta-row i {
            color: var(--sugar-rose);
            margin-right: 6px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 48px;
            padding: 32px 0 64px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: calc(var(--header-h) + 24px);
            align-self: start;
        }
        .main-content h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--sugar-dark);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--sugar-lavender);
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--sugar-deep);
            margin: 32px 0 12px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--sugar-dark);
            margin: 24px 0 10px;
        }
        .main-content p {
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 20px 24px;
            color: var(--text-primary);
        }
        .main-content li {
            margin-bottom: 8px;
        }
        .main-content b,
        .main-content strong {
            color: var(--sugar-dark);
            font-weight: 700;
        }
        .feature-box {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            margin: 24px 0;
            box-shadow: var(--shadow-soft);
            border-left: 4px solid var(--sugar-rose);
        }
        .feature-box h4 {
            margin-top: 0;
        }
        .img-block {
            margin: 32px 0;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }
        .img-block figcaption {
            background: var(--bg-card);
            padding: 12px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-align: center;
            border-top: 1px solid rgba(139, 94, 124, 0.06);
        }
        .highlight {
            background: linear-gradient(to top, var(--sugar-lavender) 40%, transparent 40%);
            padding: 0 4px;
            font-weight: 600;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--sugar-deep);
            color: #fff;
            padding: 10px 24px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            transition: background 0.2s, transform 0.1s;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background: var(--sugar-rose);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--sugar-deep);
            color: var(--sugar-deep);
        }
        .btn-outline:hover {
            background: var(--sugar-deep);
            color: #fff;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-soft);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--sugar-dark);
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--sugar-lavender);
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 10px;
        }
        .sidebar-links a {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            padding: 6px 0;
            transition: color 0.2s;
        }
        .sidebar-links a:hover {
            color: var(--sugar-deep);
        }
        .sidebar-links i {
            color: var(--sugar-rose);
            font-size: 0.85rem;
            width: 18px;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid var(--sugar-lavender);
            border-radius: 40px;
            font-size: 0.95rem;
            background: var(--bg-body);
            color: var(--text-primary);
            outline: none;
            transition: border-color 0.2s;
        }
        .search-form input:focus {
            border-color: var(--sugar-deep);
        }
        .search-form button {
            background: var(--sugar-deep);
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 10px 18px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: var(--sugar-rose);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0;
        }
        .interact-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-soft);
        }
        .interact-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--sugar-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .interact-card h3 i {
            color: var(--sugar-rose);
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 4px;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--sugar-lavender);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            background: var(--bg-body);
            color: var(--text-primary);
            outline: none;
            transition: border-color 0.2s;
            font-family: var(--font-base);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--sugar-deep);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 4px;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--sugar-gold);
        }
        .site-footer {
            background: var(--sugar-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 32px;
            margin-top: 48px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        .footer-inner h4 {
            color: var(--sugar-gold);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.75);
            text-decoration: none;
        }
        .footer-inner a:hover {
            color: var(--sugar-gold);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        friend-link {
            display: block;
            margin-top: 12px;
            font-style: normal;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 6px;
        }
        .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 24px;
            text-align: center;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: var(--bg-card);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.35s ease, opacity 0.35s ease;
                pointer-events: none;
                border-bottom: 2px solid var(--sugar-lavender);
                z-index: 99;
            }
            .nav-toggle:checked~.nav-list {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list a {
                padding: 12px 16px;
                border-radius: 8px;
                font-size: 1.05rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero .meta-row {
                flex-direction: column;
                gap: 8px;
                align-items: center;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.25rem;
            }
        }
        @media (max-width: 480px) {
            .header-inner {
                padding: 0 12px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 12px;
            }
            .interact-card {
                padding: 20px;
            }
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-center {
            text-align: center;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }