*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f8f9fc;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #d23669;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #a41e4a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .site-header {
            background: linear-gradient(145deg, #ffffff 0%, #f0f2f7 100%);
            padding: 1.2rem 0;
            border-bottom: 2px solid #e0e4ed;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #d23669, #6a2c70);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(210, 54, 105, 0.15);
            transition: transform 0.2s;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #5a6a7a;
            color: #5a6a7a;
            letter-spacing: 0.3px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            list-style: none;
            flex-wrap: wrap;
        }
        .main-nav li a {
            padding: 0.5rem 1rem;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #1e2a3a;
            transition: background 0.25s, color 0.25s;
        }
        .main-nav li a:hover {
            background: #d23669;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #1e2a3a;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: color 0.2s;
        }
        .hamburger:hover {
            color: #d23669;
        }
        .breadcrumb {
            background: #eef1f6;
            padding: 0.6rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            margin-top: 1rem;
            display: inline-flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #4a5a6a;
        }
        .breadcrumb a:hover {
            color: #d23669;
        }
        .breadcrumb span {
            color: #7a8a9a;
        }
        .breadcrumb .current {
            color: #1e2a3a;
            font-weight: 600;
        }
        .hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
            padding: 3rem 0 2rem;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0f1a2a;
            margin-bottom: 1rem;
        }
        .hero-content h1 span {
            background: linear-gradient(135deg, #d23669, #6a2c70);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-content p {
            font-size: 1.15rem;
            color: #3a4a5a;
            max-width: 540px;
            margin-bottom: 1.8rem;
        }
        .hero-image {
            border-radius: 20px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
            background: #eef1f6;
            padding: 0.5rem;
        }
        section {
            padding: 2.5rem 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            border-left: 6px solid #d23669;
            padding-left: 1.2rem;
            color: #0f1a2a;
        }
        .section-subtitle {
            font-size: 1.5rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            color: #1e2a3a;
        }
        .section-subtitle-4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #2a3a4a;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2a3a4a;
        }
        .highlight {
            background: #fef3e8;
            padding: 0.1rem 0.4rem;
            border-radius: 6px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.8rem;
            margin: 2rem 0;
        }
        .card {
            background: #ffffff;
            border-radius: 18px;
            padding: 1.8rem 1.5rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            transition: transform 0.2s, box-shadow 0.25s;
            border: 1px solid #e8ecf3;
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
        }
        .card i {
            font-size: 2.2rem;
            color: #d23669;
            margin-bottom: 0.8rem;
        }
        .card h3 {
            font-size: 1.3rem;
            margin-bottom: 0.6rem;
        }
        .link-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            margin: 1.2rem 0;
        }
        .link-list li a {
            background: #eef1f6;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .link-list li a:hover {
            background: #d23669;
            color: #fff;
            text-decoration: none;
        }
        .form-card {
            background: #ffffff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8ecf3;
            margin: 2rem 0;
        }
        .form-card label {
            font-weight: 600;
            display: block;
            margin-bottom: 0.3rem;
            color: #1e2a3a;
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #dce1ea;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.2s;
            background: #fafbfc;
            margin-bottom: 1.2rem;
        }
        .form-card input:focus,
        .form-card textarea:focus,
        .form-card select:focus {
            border-color: #d23669;
            outline: none;
            background: #fff;
        }
        .form-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: #d23669;
            color: #fff;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .btn:hover {
            background: #a41e4a;
            transform: scale(1.02);
            color: #fff;
            text-decoration: none;
        }
        .btn-outline {
            background: transparent;
            color: #d23669;
            border: 2px solid #d23669;
        }
        .btn-outline:hover {
            background: #d23669;
            color: #fff;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.3rem;
            justify-content: flex-start;
            margin: 0.8rem 0 1.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #dce1ea;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b342;
        }
        .site-footer {
            background: #0f1a2a;
            color: #c8d0da;
            padding: 3rem 0 2rem;
            border-radius: 24px 24px 0 0;
            margin-top: 3rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
        }
        .site-footer a {
            color: #b0c0d0;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: underline;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 1.2rem 1.8rem;
            border-radius: 16px;
            margin: 1.5rem 0;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 1rem 0.3rem 0;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.8rem;
            margin-top: 1.8rem;
            text-align: center;
            font-size: 0.9rem;
            color: #8a9aaa;
        }
        @media (max-width: 860px) {
            .hero {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-content p {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                border-radius: 16px;
                padding: 1rem 0.5rem;
                box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
                margin-top: 0.8rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li a {
                padding: 0.7rem 1.2rem;
                border-radius: 12px;
            }
            .hamburger {
                display: block;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .form-card {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 1rem;
            }
        }
        .text-muted {
            color: #6a7a8a;
        }
        .mt-2 {
            margin-top: 1.5rem;
        }
        .mb-1 {
            margin-bottom: 0.8rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .updated-badge {
            background: #d23669;
            color: #fff;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-block;
        }