/* ============================================================
   久久久久在线观看 · 恒久在线 | 观无止境
   Awwwards 级 CSS 设计系统 —— 暖调“观·映”美学
   基底奶油白 · 珊瑚红 · 苔藓绿 · 琥珀金
   ============================================================ */

/* ---------- 基础重置 ---------- */
*, *::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: #FAF6F1;
    color: #2E2A27;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(232, 93, 112, .18); }

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

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

.section:nth-child(even) { background: #F3EFE7; }

/* ---------- 顶部导航 ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 246, 241, .85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(46, 42, 39, .06);
    transition: box-shadow .3s ease;
}

.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: 12px;
    font-weight: 800;
    font-size: 1.25rem;
    text-decoration: none;
    color: #2E2A27;
    letter-spacing: -.03em;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    background: linear-gradient(135deg, #E85D70, #D9A441);
    color: #fff;
    box-shadow: 0 6px 16px rgba(232, 93, 112, .3);
}

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

.main-nav a {
    text-decoration: none;
    font-size: .92rem;
    font-weight: 500;
    color: #2E2A27;
    transition: color .2s;
    position: relative;
    letter-spacing: .02em;
}

.main-nav a:hover { color: #E85D70; }

.main-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    border-radius: 2px;
    background: #E85D70;
    transition: width .25s ease;
}

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

.nav-cta {
    padding: 9px 22px !important;
    border-radius: 999px;
    background: #2B5B4B;
    color: #fff !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 12px rgba(43, 91, 75, .28);
    transition: all .2s;
}

.nav-cta:hover { background: #234D40; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(43, 91, 75, .36); }

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

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    background: none;
    border: 1px solid rgba(46, 42, 39, .08);
    border-radius: 12px;
    font-size: 1.4rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    color: #2E2A27;
}

/* ---------- Hero ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 640px;
    height: 640px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(232, 93, 112, .09), transparent 62%);
    right: -140px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 2px dashed rgba(43, 91, 75, .18);
    left: 8%;
    bottom: 14%;
    animation: heroOrbit 40s linear infinite;
    pointer-events: none;
}

@keyframes heroOrbit {
    from { transform: rotate(0) translateX(0) rotate(0); }
    to { transform: rotate(360deg) translateX(0) rotate(-360deg); }
}

.hero-content {
    max-width: 720px;
    position: relative;
    z-index: 2;
    flex: 1;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .82rem;
    font-weight: 600;
    padding: 7px 20px;
    border-radius: 999px;
    background: rgba(43, 91, 75, .1);
    color: #2B5B4B;
    margin-bottom: 22px;
    letter-spacing: .04em;
}

.hero-eyebrow::before {
    content: '●';
    font-size: .5rem;
    color: #E85D70;
}

.hero h1 {
    font-size: clamp(2.8rem, 6vw, 4.4rem);
    line-height: 1.12;
    margin-bottom: 24px;
    font-weight: 800;
    letter-spacing: -.03em;
    color: #2E2A27;
}

.hero p {
    font-size: 1.08rem;
    opacity: .66;
    max-width: 560px;
    margin-bottom: 36px;
    line-height: 1.8;
}

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

.hero-image {
    flex: 0 0 380px;
    height: 380px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    border: 12px solid rgba(232, 93, 112, .14);
    box-shadow: 0 30px 80px rgba(232, 93, 112, .14);
    margin-left: auto;
    z-index: 1;
}

.hero-image::before {
    content: '';
    position: absolute;
    inset: -14px;
    border-radius: 50%;
    border: 2px dashed rgba(43, 91, 75, .35);
    animation: heroRing 36s linear infinite;
}

@keyframes heroRing {
    to { transform: rotate(360deg); }
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 50%;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 34px;
    border-radius: 999px;
    font-weight: 600;
    font-size: .95rem;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all .25s ease;
    letter-spacing: .01em;
}

.btn-primary {
    background: #E85D70;
    color: #fff;
    box-shadow: 0 6px 20px rgba(232, 93, 112, .38);
}

.btn-primary:hover {
    background: #D24D61;
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(232, 93, 112, .46);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid #2B5B4B;
    color: #2B5B4B;
}

.btn-outline:hover {
    background: rgba(43, 91, 75, .07);
    transform: translateY(-2px);
}

/* ---------- 标题标签 ---------- */
.section-label {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 16px;
    padding: 6px 20px;
    border-radius: 999px;
    background: rgba(232, 93, 112, .1);
    color: #E85D70;
}

.section-title {
    font-size: clamp(1.9rem, 3.5vw, 2.8rem);
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: -.02em;
    line-height: 1.2;
    color: #2E2A27;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 48px;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, #E85D70, #D9A441);
}

.text-center .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-desc {
    max-width: 600px;
    opacity: .66;
    margin-bottom: 44px;
    font-size: 1rem;
    line-height: 1.7;
}

.text-center .section-desc { margin-left: auto; margin-right: auto; }

/* ---------- 卡片网格 ---------- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 28px;
}

.category-card {
    background: #fff;
    border-radius: 28px;
    padding: 34px 28px;
    border: 1px solid rgba(46, 42, 39, .05);
    box-shadow: 0 2px 14px rgba(46, 42, 39, .03);
    transition: transform .3s ease, box-shadow .3s ease;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #E85D70, transparent);
    opacity: 0;
    transition: opacity .3s;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(46, 42, 39, .08);
    border-color: rgba(232, 93, 112, .15);
}

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

.card-icon {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.4rem;
    background: rgba(232, 93, 112, .1);
    color: #E85D70;
    transition: background .3s, color .3s;
}

.category-card:hover .card-icon {
    background: #E85D70;
    color: #fff;
}

.category-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }

.category-card p { font-size: .9rem; opacity: .62; margin-bottom: 16px; line-height: 1.6; }

.card-link {
    font-weight: 600;
    font-size: .88rem;
    text-decoration: none;
    color: #2B5B4B;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .25s;
}

.card-link:hover { gap: 10px; color: #E85D70; }

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

.feature-image {
    border-radius: 36px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 60px rgba(46, 42, 39, .07);
    transform: rotate(-1deg);
}

.feature-image::before {
    content: '';
    position: absolute;
    inset: 16px;
    border-radius: 28px;
    border: 2px dashed rgba(255, 255, 255, .6);
    z-index: 2;
    pointer-events: none;
}

.feature-image img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}

.feature-image:hover img { transform: scale(1.03); }

.feature-text { padding: 10px 0; }

.feature-text h3 { font-size: 1.8rem; font-weight: 800; margin-bottom: 18px; letter-spacing: -.02em; }

.feature-text p { opacity: .7; margin-bottom: 28px; line-height: 1.8; }

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

.feature-list li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 500;
    font-size: .95rem;
}

.feature-list li::before {
    content: '✓';
    font-weight: 700;
    font-size: .75rem;
    color: #fff;
    background: #E85D70;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 3px 8px rgba(232, 93, 112, .3);
}

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

.stat-item {
    background: #fff;
    padding: 32px 24px;
    border-radius: 32px;
    border: 1px solid rgba(46, 42, 39, .05);
    box-shadow: 0 4px 16px rgba(46, 42, 39, .03);
    transition: transform .3s ease, box-shadow .3s ease;
    position: relative;
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(46, 42, 39, .07);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: #E85D70;
    line-height: 1.1;
    letter-spacing: -.02em;
    display: block;
}

.stat-label {
    font-size: .9rem;
    opacity: .58;
    margin-top: 10px;
    letter-spacing: .03em;
}

/* ---------- 内容墙 ---------- */
.content-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px;
}

.content-wall-item {
    background: #fff;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid rgba(46, 42, 39, .05);
    box-shadow: 0 2px 14px rgba(46, 42, 39, .03);
    transition: transform .3s ease, box-shadow .3s ease;
}

.content-wall-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 42px rgba(46, 42, 39, .08);
}

.content-wall-item img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}

.content-wall-item:hover img { transform: scale(1.04); }

.content-wall-body {
    padding: 22px 24px 26px;
}

.content-wall-body .tag {
    display: inline-block;
    font-size: .72rem;
    font-weight: 600;
    color: #2B5B4B;
    background: rgba(43, 91, 75, .1);
    border-radius: 999px;
    padding: 4px 14px;
    margin-bottom: 12px;
}

.content-wall-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 6px;
    line-height: 1.4;
}

.content-wall-body p {
    font-size: .88rem;
    opacity: .6;
    line-height: 1.6;
}

/* ---------- FAQ ---------- */
.faq-list {
    max-width: 820px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border: 1px solid rgba(46, 42, 39, .07);
    border-radius: 20px;
    margin-bottom: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color .3s, box-shadow .3s;
}

.faq-item.open {
    border-color: rgba(232, 93, 112, .3);
    box-shadow: 0 6px 20px rgba(232, 93, 112, .05);
}

.faq-item .faq-question {
    padding: 20px 24px;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    position: relative;
}

.faq-item .faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: #E85D70;
    transition: transform .3s ease;
    flex-shrink: 0;
}

.faq-item.open .faq-question::after { transform: rotate(45deg); }

.faq-item .faq-answer {
    padding: 0 24px 22px;
    display: none;
    opacity: .68;
    line-height: 1.8;
    font-size: .94rem;
}

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

/* ---------- CTA横幅 ---------- */
.cta-banner {
    background: linear-gradient(120deg, #E85D70 0%, #D9A441 100%);
    padding: 64px 48px;
    text-align: center;
    border-radius: 40px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 2px dashed rgba(255, 255, 255, .2);
    top: -60px;
    right: -40px;
}

.cta-banner::after {
    content: '';
    position: absolute;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    bottom: -40px;
    left: 8%;
}

.cta-banner h2 {
    color: #fff;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 14px;
    letter-spacing: -.02em;
    position: relative;
    z-index: 1;
}

.cta-banner p {
    color: rgba(255, 255, 255, .9);
    margin-bottom: 28px;
    font-size: 1rem;
    position: relative;
    z-index: 1;
}

.cta-banner .btn-primary {
    background: #fff;
    color: #E85D70;
    box-shadow: 0 8px 24px rgba(46, 42, 39, .16);
    position: relative;
    z-index: 1;
}

.cta-banner .btn-primary:hover {
    background: #f2f2f2;
    transform: translateY(-2px);
}

/* ---------- 页脚 ---------- */
.site-footer {
    padding: 64px 0 32px;
    background: #F1EBE2;
}

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

.footer-brand p {
    font-size: .9rem;
    opacity: .6;
    margin-top: 12px;
    line-height: 1.7;
    max-width: 280px;
}

.footer-col h4 {
    font-size: .9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    color: #2B5B4B;
}

.footer-col a {
    display: block;
    color: rgba(46, 42, 39, .7);
    text-decoration: none;
    font-size: .92rem;
    padding: 5px 0;
    transition: color .2s, padding-left .2s;
}

.footer-col a:hover {
    color: #E85D70;
    padding-left: 6px;
}

.footer-bottom {
    border-top: 1px solid rgba(46, 42, 39, .08);
    margin-top: 48px;
    padding-top: 24px;
    text-align: center;
    font-size: .85rem;
    opacity: .55;
}

/* ---------- 工具类 ---------- */
.text-accent {
    color: #E85D70;
    font-style: italic;
    font-weight: 800;
}

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

.seo-description {
    max-width: 620px;
    margin: 0 auto 48px;
    opacity: .66;
    font-size: 1.02rem;
    line-height: 1.8;
    text-align: center;
}

.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .hero-image { flex: 0 0 280px; height: 280px; }
    .feature-block { gap: 40px; }
}

@media (max-width: 768px) {
    .feature-block {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .main-nav { display: none; }
    .menu-toggle {
        display: flex;
        border: none;
        background: rgba(232, 93, 112, .08);
        color: #E85D70;
    }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        width: 100%;
        background: rgba(250, 246, 241, .98);
        padding: 24px 30px;
        gap: 18px;
        box-shadow: 0 20px 40px rgba(46, 42, 39, .08);
        border-bottom: 1px solid rgba(46, 42, 39, .06);
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
        min-height: auto;
    }
    .hero::before { width: 400px; height: 400px; }
    .hero-content { max-width: 100%; }
    .hero p { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .hero-image {
        flex: 0 0 auto;
        width: 250px;
        height: 250px;
        margin: 48px auto 20px;
    }
    .hero-eyebrow { justify-content: center; }
    .section-title::after { left: 50%; transform: translateX(-50%); }
    .section-desc { margin-left: auto; margin-right: auto; text-align: center; }
    .cta-banner { padding: 48px 24px; }
}

@media (max-width: 480px) {
    .cards-grid,
    .content-wall,
    .stats-bar { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .hero-buttons { flex-direction: column; align-items: stretch; }
    .hero-buttons .btn { width: 100%; }
    .hero h1 { font-size: 2.2rem; }
    .section { padding: 56px 0; }
    .stat-item { padding: 24px 16px; }
    .content-wall-item img { height: 180px; }
    .cta-banner { border-radius: 28px; padding: 40px 20px; }
}