*, *::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: #FDF8F3;
    color: #2C3E50;
    line-height: 1.6;
}

/* ===== 设计系统变量 ===== */
:root {
    --bg-primary: #FDF8F3;
    --bg-secondary: #F5EDE7;
    --bg-card: #FFFFFF;
    --text-primary: #2C3E50;
    --text-secondary: #6B7B8D;
    --accent-primary: #E8636F;
    --accent-secondary: #3F8C9E;
    --accent-gold: #E8B86D;
    --accent-rose: #F2C4C4;
    --accent-mist: #C4D7E0;
    --shadow-sm: 0 2px 12px rgba(232, 99, 111, 0.08);
    --shadow-md: 0 8px 30px rgba(232, 99, 111, 0.12);
    --shadow-lg: 0 16px 48px rgba(232, 99, 111, 0.16);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --glass-bg: rgba(253, 248, 243, 0.78);
    --glass-border: rgba(255, 255, 255, 0.5);
    --font-display: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* ===== 装饰性背景元素 ===== */
body::before {
    content: '';
    position: fixed;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(232, 99, 111, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    bottom: -15%;
    left: -8%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(63, 140, 158, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

/* ===== 容器 & 区块 ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
}

.section {
    padding: 100px 0;
    position: relative;
}

.section:nth-child(even) {
    background: var(--bg-secondary);
}

.section:nth-child(even)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-rose), transparent);
    opacity: 0.4;
}

/* ===== 导航 ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 1px 24px rgba(232, 99, 111, 0.06);
}

.site-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), var(--accent-primary), var(--accent-secondary), transparent);
    opacity: 0.3;
    border-radius: 2px;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.3rem;
    text-decoration: none;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    position: relative;
}

.logo-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-gold));
    color: #fff;
    box-shadow: 0 4px 16px rgba(232, 99, 111, 0.3);
    font-weight: 700;
    letter-spacing: 0;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.main-nav a {
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
    padding: 4px 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-gold));
    border-radius: 2px;
    transition: var(--transition);
}

.main-nav a:hover {
    color: var(--accent-primary);
}

.main-nav a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px !important;
    border-radius: 50px !important;
    background: linear-gradient(135deg, var(--accent-primary), #d64a5a);
    color: #fff !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 16px rgba(232, 99, 111, 0.3);
    transition: var(--transition) !important;
}

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

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(232, 99, 111, 0.4);
    color: #fff !important;
}

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

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 4px;
    transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    margin-top: 0;
    padding-top: 72px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(232, 99, 111, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(63, 140, 158, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 640px;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 20px;
    border-radius: 50px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--accent-rose), rgba(232, 99, 111, 0.1));
    color: var(--accent-primary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero h1 {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: 24px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.7;
    max-width: 520px;
    margin-bottom: 36px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--accent-rose), var(--accent-mist));
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    mix-blend-mode: multiply;
}

.hero-image::after {
    content: '✦';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.2);
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #d64a5a);
    color: #fff;
    box-shadow: 0 4px 20px rgba(232, 99, 111, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 36px rgba(232, 99, 111, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
}

.btn-outline:hover {
    background: var(--accent-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(232, 99, 111, 0.2);
}

/* ===== 标签 & 标题 ===== */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 16px;
    color: var(--accent-primary);
    text-transform: uppercase;
    position: relative;
    padding-left: 40px;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 2px;
}

.section-title {
    font-size: 2.4rem;
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1.2;
}

.section-desc {
    max-width: 600px;
    opacity: 0.7;
    margin-bottom: 48px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ===== 卡片网格 ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px;
}

.category-card {
    border-radius: var(--radius-md);
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid rgba(232, 99, 111, 0.06);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-gold));
    opacity: 0;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 99, 111, 0.1);
}

.category-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent-rose), rgba(232, 99, 111, 0.08));
    color: var(--accent-primary);
}

.category-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.category-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-link {
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    color: var(--accent-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.card-link:hover {
    gap: 12px;
    color: #d64a5a;
}

/* ===== 特性块 ===== */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.feature-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--accent-mist), var(--accent-rose));
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    mix-blend-mode: multiply;
}

.feature-text h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.feature-text p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.feature-list {
    list-style: none;
    display: grid;
    gap: 12px;
}

.feature-list li {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

.feature-list li::before {
    content: '✓';
    font-weight: 700;
    color: var(--accent-primary);
    width: 24px;
    height: 24px;
    background: rgba(232, 99, 111, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

/* ===== 数据条 ===== */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    text-align: center;
}

.stat-item {
    padding: 32px 20px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid rgba(232, 99, 111, 0.06);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 20%;
    right: 20%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-gold));
    border-radius: 3px 3px 0 0;
    opacity: 0;
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-item:hover::after {
    opacity: 1;
}

.stat-number {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--accent-primary);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.6;
    margin-top: 10px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== 内容墙 ===== */
.content-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
}

.content-wall-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid rgba(232, 99, 111, 0.06);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.content-wall-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 99, 111, 0.1);
}

.content-wall-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

.content-wall-item:hover img {
    transform: scale(1.03);
}

.content-wall-body {
    padding: 24px;
}

.content-wall-body h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.content-wall-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
}

.content-wall-body .card-link {
    margin-top: auto;
}

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

.faq-item {
    border: 1px solid rgba(232, 99, 111, 0.08);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(232, 99, 111, 0.15);
    box-shadow: var(--shadow-sm);
}

.faq-item .faq-question {
    padding: 20px 24px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.faq-item .faq-question::after {
    content: '↓';
    font-size: 1.2rem;
    color: var(--accent-primary);
    transition: var(--transition);
    font-weight: 300;
}

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

.faq-item .faq-answer {
    padding: 0 24px 20px;
    display: none;
    opacity: 0.7;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.faq-item.open {
    border-color: rgba(232, 99, 111, 0.15);
    box-shadow: var(--shadow-sm);
}

/* ===== CTA横幅 ===== */
.cta-banner {
    padding: 72px 48px;
    text-align: center;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--accent-primary), #d64a5a, var(--accent-gold));
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.cta-banner h2 {
    color: #fff;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    position: relative;
}

.cta-banner p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
    max-width: 520px;
    margin: 0 auto 32px;
    line-height: 1.7;
    position: relative;
}

.cta-banner .btn-primary {
    background: #fff;
    color: var(--accent-primary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
}

.cta-banner .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 36px rgba(0, 0, 0, 0.15);
}

/* ===== 页脚 ===== */
.site-footer {
    padding: 64px 0 32px;
    background: var(--bg-primary);
    border-top: 1px solid rgba(232, 99, 111, 0.06);
    position: relative;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-rose), var(--accent-primary), var(--accent-rose), transparent);
    opacity: 0.3;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-brand .logo {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul a {
    text-decoration: none;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--accent-primary);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(232, 99, 111, 0.06);
    margin-top: 48px;
    padding-top: 20px;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* ===== 工具类 ===== */
.text-accent {
    color: var(--accent-primary);
}

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

.seo-description {
    max-width: 600px;
    margin: 0 auto 48px;
    opacity: 0.7;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

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

/* ===== 装饰性波浪分割 ===== */
.section-divider {
    height: 60px;
    position: relative;
    overflow: hidden;
    background: transparent;
}

.section-divider svg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    fill: var(--bg-secondary);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero h1 {
        font-size: 2.6rem;
    }

    .hero-image {
        order: -1;
        max-height: 320px;
    }

    .feature-block {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }

    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .feature-block {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        padding: 24px;
        flex-direction: column;
        gap: 16px;
        border-bottom: 1px solid var(--glass-border);
        box-shadow: var(--shadow-md);
    }

    .main-nav.open {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    .cta-banner {
        padding: 48px 24px;
    }

    .cta-banner h2 {
        font-size: 1.6rem;
    }

    .cards-grid,
    .content-wall {
        gap: 20px;
    }

    .hero-image {
        aspect-ratio: 16/9;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .cards-grid,
    .content-wall,
    .stats-bar {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stat-item {
        padding: 24px 16px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .feature-text h3 {
        font-size: 1.4rem;
    }

    .cta-banner {
        padding: 36px 20px;
        border-radius: var(--radius-md);
    }

    .cta-banner h2 {
        font-size: 1.3rem;
    }

    .faq-item .faq-question {
        padding: 16px 18px;
        font-size: 0.95rem;
    }
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--accent-rose), var(--accent-primary));
    border-radius: 8px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ===== 选中样式 ===== */
::selection {
    background: var(--accent-primary);
    color: #fff;
}

/* ===== 额外动效 ===== */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.hero-image {
    animation: float 6s ease-in-out infinite;
}

.category-card:nth-child(2) {
    animation-delay: 0.2s;
}

.category-card:nth-child(3) {
    animation-delay: 0.4s;
}

/* ===== 装饰性角标 ===== */
.corner-deco {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 2px solid var(--accent-rose);
    border-radius: 4px;
    opacity: 0.2;
    pointer-events: none;
}

.corner-deco.top-right {
    top: 20px;
    right: 20px;
    border-left: none;
    border-bottom: none;
}

.corner-deco.bottom-left {
    bottom: 20px;
    left: 20px;
    border-right: none;
    border-top: none;
}

/* ===== 加载动画 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-image {
    animation: fadeInUp 0.8s ease-out 0.2s both, float 6s ease-in-out 0.2s infinite;
}

/* ===== 卡片悬停增强 ===== */
.category-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(232, 99, 111, 0.02), transparent);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.category-card:hover::after {
    opacity: 1;
}