*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    overflow-x: hidden;
    background: #FFFBF7;
    color: #3D2C2C;
    line-height: 1.6;
}

/* 背景装饰 - 大型柔和色块 */
body::before {
    content: '';
    position: fixed;
    top: -280px;
    right: -180px;
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, rgba(255, 123, 156, 0.13) 0%, rgba(255, 176, 136, 0.06) 40%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    bottom: -200px;
    left: -160px;
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, rgba(110, 203, 161, 0.11) 0%, rgba(110, 203, 161, 0.03) 45%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

/* 核心布局 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.section {
    padding: 80px 0;
    position: relative;
}

.section:nth-child(even) {
    background: #FFF5F0;
}

/* 导航 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 251, 247, 0.88);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border-bottom: 1px solid rgba(255, 123, 156, 0.15);
    box-shadow: 0 1px 24px rgba(255, 123, 156, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
    text-decoration: none;
    color: #3D2C2C;
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #FF7B9C 0%, #FFB088 100%);
    color: #fff;
    box-shadow: 0 4px 14px rgba(255, 123, 156, 0.3);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.main-nav a {
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: #5C4A4A;
    transition: 0.25s ease;
    position: relative;
}

.main-nav a:hover {
    color: #FF7B9C;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 3px;
    border-radius: 3px;
    background: #FF7B9C;
    transition: transform 0.25s ease;
}

.main-nav a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-cta {
    padding: 9px 22px;
    border-radius: 24px;
    color: #fff !important;
    font-weight: 600;
    background: linear-gradient(135deg, #FF7B9C 0%, #FF6B8A 100%);
    box-shadow: 0 4px 16px rgba(255, 123, 156, 0.3);
    transition: 0.25s ease;
}

.nav-cta:hover {
    box-shadow: 0 6px 22px rgba(255, 123, 156, 0.4);
    transform: translateY(-1px);
}

.nav-cta::after {
    display: none !important;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: #3D2C2C;
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 40px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 60px;
    right: -80px;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(255, 176, 136, 0.16) 0%, rgba(255, 123, 156, 0.07) 35%, transparent 65%);
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    max-width: 720px;
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 5px 16px;
    border-radius: 20px;
    margin-bottom: 18px;
    background: rgba(255, 123, 156, 0.1);
    color: #FF6B8A;
    letter-spacing: 0.04em;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.18;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #3D1F1F;
}

.hero h1 span {
    background: linear-gradient(135deg, #FF7B9C 0%, #FFB088 60%, #FF9A76 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.7;
    max-width: 560px;
    margin-bottom: 32px;
    color: #6B5656;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(255, 123, 156, 0.13), 0 6px 20px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: 26px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: 0.25s ease;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #FF7B9C 0%, #FF6B8A 100%);
    box-shadow: 0 5px 18px rgba(255, 123, 156, 0.32);
}

.btn-primary:hover {
    box-shadow: 0 8px 26px rgba(255, 123, 156, 0.42);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid #FF7B9C;
    color: #FF7B9C;
}

.btn-outline:hover {
    background: #FF7B9C;
    color: #fff;
    box-shadow: 0 5px 18px rgba(255, 123, 156, 0.25);
}

/* 标签/标题 */
.section-label {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 12px;
    color: #FF7B9C;
    text-transform: uppercase;
}

.section-title {
    font-size: 2.2rem;
    margin-bottom: 14px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #3D1F1F;
}

.section-desc {
    max-width: 600px;
    opacity: 0.7;
    margin-bottom: 40px;
    color: #6B5656;
    line-height: 1.7;
}

/* 卡片网格 */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.category-card {
    border-radius: 18px;
    padding: 30px 26px;
    border: 1px solid rgba(255, 123, 156, 0.1);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: 0.3s ease;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: -30px;
    right: -30px;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    opacity: 0;
    transition: 0.4s ease;
    background: radial-gradient(circle, rgba(255, 123, 156, 0.08) 0%, transparent 70%);
}

.category-card:hover::before {
    opacity: 1;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(255, 123, 156, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04);
    border-color: rgba(255, 123, 156, 0.25);
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    font-size: 1.4rem;
    position: relative;
    z-index: 1;
}

.category-card:nth-child(1) .card-icon {
    background: linear-gradient(135deg, #FF7B9C 0%, #FFB088 100%);
    color: #fff;
}

.category-card:nth-child(2) .card-icon {
    background: linear-gradient(135deg, #6ECBA1 0%, #7ED8B0 100%);
    color: #fff;
}

.category-card:nth-child(3) .card-icon {
    background: linear-gradient(135deg, #FFB088 0%, #FF9A76 100%);
    color: #fff;
}

.category-card:nth-child(4) .card-icon {
    background: linear-gradient(135deg, #C9A0DC 0%, #D4B5E8 100%);
    color: #fff;
}

.category-card:nth-child(5) .card-icon {
    background: linear-gradient(135deg, #FFD166 0%, #FFE08A 100%);
    color: #5C4A2A;
}

.category-card:nth-child(6) .card-icon {
    background: linear-gradient(135deg, #7EC8E3 0%, #A0D8EF 100%);
    color: #fff;
}

.card-link {
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    color: #FF7B9C;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: 0.2s;
}

.card-link:hover {
    gap: 8px;
    color: #FF6B8A;
}

/* 特性块 */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.feature-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.05), 0 4px 12px rgba(255, 123, 156, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.7);
}

.feature-image img {
    width: 100%;
    height: auto;
    display: block;
}

.feature-text {}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #4A3838;
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '✓';
    font-weight: 700;
    color: #6ECBA1;
    font-size: 1.1rem;
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    background: rgba(110, 203, 161, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 数据条 */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.stat-item {
    padding: 28px 20px;
    border-radius: 18px;
    border: 1px solid rgba(255, 123, 156, 0.1);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: 0.3s;
}

.stat-item:hover {
    border-color: rgba(255, 123, 156, 0.25);
    box-shadow: 0 6px 22px rgba(255, 123, 156, 0.08);
}

.stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, #FF7B9C 0%, #FFB088 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.6;
    margin-top: 6px;
    color: #6B5656;
    font-weight: 500;
}

/* 内容墙 */
.content-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.content-wall-item {
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(255, 123, 156, 0.1);
    transition: 0.3s ease;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.content-wall-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(255, 123, 156, 0.1), 0 3px 10px rgba(0, 0, 0, 0.04);
    border-color: rgba(255, 123, 156, 0.22);
}

.content-wall-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.content-wall-body {
    padding: 20px 22px;
}

.content-wall-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #3D1F1F;
    margin-bottom: 6px;
}

.content-wall-body p {
    font-size: 0.88rem;
    color: #6B5656;
    opacity: 0.75;
    line-height: 1.5;
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid rgba(255, 123, 156, 0.1);
    border-radius: 14px;
    margin-bottom: 10px;
    overflow: hidden;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: 0.3s;
}

.faq-item:hover {
    border-color: rgba(255, 123, 156, 0.25);
}

.faq-item .faq-question {
    padding: 18px 22px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #3D1F1F;
    font-size: 0.95rem;
}

.faq-item .faq-question::after {
    content: '+';
    font-size: 1.3rem;
    color: #FF7B9C;
    font-weight: 400;
    transition: 0.3s;
}

.faq-item .faq-answer {
    padding: 0 22px 18px;
    display: none;
    opacity: 0.7;
    color: #6B5656;
    font-size: 0.9rem;
    line-height: 1.6;
}

.faq-item.open .faq-answer {
    display: block;
}

.faq-item.open .faq-question::after {
    content: '−';
    transform: rotate(180deg);
}

.faq-item.open {
    border-color: rgba(255, 123, 156, 0.3);
    box-shadow: 0 4px 16px rgba(255, 123, 156, 0.06);
}

/* CTA横幅 */
.cta-banner {
    padding: 56px 24px;
    text-align: center;
    border-radius: 20px;
    color: #fff;
    background: linear-gradient(135deg, #FF7B9C 0%, #FF9A76 50%, #FFB088 100%);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: -50px;
    width: 180px;
    height: 180px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
}

.cta-banner h2 {
    color: #fff;
    position: relative;
    z-index: 1;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.cta-banner p {
    position: relative;
    z-index: 1;
    color: rgba(255, 255, 255, 0.85);
    margin-top: 8px;
}

.cta-banner .btn-primary {
    background: #fff;
    color: #FF6B8A;
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

.cta-banner .btn-primary:hover {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.16);
    color: #FF5A7A;
}

/* 页脚 */
.site-footer {
    padding: 56px 0 28px;
    background: #FFF5F0;
    color: #5C4A4A;
    border-top: 1px solid rgba(255, 123, 156, 0.12);
}

.site-footer .container {}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand {}

.footer-brand .logo {
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.7;
    line-height: 1.6;
    color: #6B5656;
}

.footer-col {}

.footer-col h4 {
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 14px;
    color: #3D1F1F;
    letter-spacing: 0.02em;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    text-decoration: none;
    font-size: 0.88rem;
    color: #6B5656;
    opacity: 0.75;
    transition: 0.2s;
}

.footer-col ul li a:hover {
    opacity: 1;
    color: #FF7B9C;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 123, 156, 0.1);
    margin-top: 40px;
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: #8A7A7A;
}

/* 工具类 */
.text-accent {
    color: #FF7B9C;
}

.text-center {
    text-align: center;
}

.seo-description {
    max-width: 600px;
    margin: 0 auto 48px;
    opacity: 0.7;
    color: #6B5656;
    line-height: 1.7;
    font-size: 0.95rem;
}

.mt-0 {
    margin-top: 0;
}

.mb-0 {
    margin-bottom: 0;
}

/* 响应式 */
@media (max-width: 768px) {
    .feature-block {
        grid-template-columns: 1fr;
    }
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .main-nav {
        display: none;
    }
    .menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 5px;
        cursor: pointer;
        padding: 8px;
        background: none;
        border: none;
    }
    .menu-toggle span {
        display: block;
        width: 26px;
        height: 2.5px;
        background: #3D2C2C;
        border-radius: 2px;
        transition: 0.3s;
    }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        width: 100%;
        background: rgba(255, 251, 247, 0.96);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid rgba(255, 123, 156, 0.15);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .hero {
        min-height: 50vh;
        padding-top: 30px;
    }
    .section {
        padding: 56px 0;
    }
    .section-title {
        font-size: 1.7rem;
    }
    .hero::before {
        width: 300px;
        height: 300px;
        right: -120px;
        top: 100px;
    }
}

@media (max-width: 480px) {
    .cards-grid,
    .content-wall,
    .stats-bar {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero h1 {
        font-size: 1.8rem;
    }
    .section-title {
        font-size: 1.5rem;
    }
    .cta-banner h2 {
        font-size: 1.5rem;
    }
    .hero::before {
        width: 200px;
        height: 200px;
        right: -80px;
        top: 140px;
    }
    body::before {
        width: 300px;
        height: 300px;
        top: -140px;
        right: -100px;
    }
    body::after {
        width: 280px;
        height: 280px;
        bottom: -120px;
        left: -100px;
    }
}