/**
 * 全站内容区色块：与导航栏同宽（1140px），圆角 16px，浅灰底衬托。
 */
:root {
    --site-page-bg: #f0f2f5;
    --site-banner-radius: 16px;
    --site-content-max: 1140px;
    --site-content-pad: 24px;
    --site-brand-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --site-youcare-gradient: linear-gradient(145deg, #0f4c81 0%, #1a6b9a 45%, #2a9d8f 100%);
    --site-cooperation-gradient: linear-gradient(145deg, #0a3d66 0%, #0f4c81 40%, #1a6b9a 100%);
    --site-banner-shadow: 0 8px 32px rgba(102, 126, 234, 0.18);
}

html,
body.site-layout-page,
body.help-center-page {
    background: var(--site-page-bg) !important;
}

/* —— 首页 Hero —— */
#home {
    background: var(--site-page-bg) !important;
    padding: calc(70px + 28px) var(--site-content-pad) 40px !important;
    margin-top: 0 !important;
    overflow: visible !important;
    color: #fff;
}

#home > .container {
    background: var(--site-brand-gradient);
    border-radius: var(--site-banner-radius);
    padding: 3rem 2rem 2.75rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--site-banner-shadow);
    overflow: hidden;
    position: relative;
}

#home > div[style*="position: absolute"][style*="top: -10%"],
#home > div[style*="position: absolute"][style*="bottom: -20%"] {
    display: none;
}

/* —— 首页联系我们 —— */
#contact {
    background: var(--site-page-bg) !important;
    padding: 48px var(--site-content-pad) !important;
    color: #fff;
}

#contact > .container {
    background: var(--site-brand-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--site-banner-shadow);
}

/* —— 下载页 / 通用色块 —— */
.download-page {
    background: var(--site-page-bg);
}

.download-hero-banner,
.site-hero-banner,
.site-color-banner {
    border-radius: var(--site-banner-radius) !important;
}

.download-page > .container,
.site-footer-shell > .container {
    max-width: var(--site-content-max);
    padding-left: var(--site-content-pad);
    padding-right: var(--site-content-pad);
}

/* —— 产品页：亿匀优家 —— */
body.yc-product-page {
    background: var(--site-page-bg) !important;
}

body.yc-product-page .yc-hero {
    background: transparent !important;
    margin-top: 70px;
    padding: 28px var(--site-content-pad) 0 !important;
}

body.yc-product-page .yc-hero .container.yc-hero-inner {
    background: var(--site-youcare-gradient);
    border-radius: var(--site-banner-radius);
    padding: 3rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(15, 76, 129, 0.2);
}

body.yc-product-page .yc-page-footer {
    background: var(--site-page-bg) !important;
    padding: 0 var(--site-content-pad) 3rem !important;
}

body.yc-product-page .yc-page-footer > .container {
    background: var(--site-youcare-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(15, 76, 129, 0.15);
}

/* —— 商务合作 —— */
body.ycp-cooperation-page {
    background: var(--site-page-bg) !important;
}

body.ycp-cooperation-page .ycp-hero {
    background: transparent !important;
    margin-top: 70px;
    padding: 28px var(--site-content-pad) 0 !important;
}

body.ycp-cooperation-page .ycp-hero > .container {
    background: var(--site-cooperation-gradient);
    border-radius: var(--site-banner-radius);
    padding: 3rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(15, 76, 129, 0.2);
}

body.ycp-cooperation-page .ycp-page-footer {
    background: var(--site-page-bg) !important;
    padding: 0 var(--site-content-pad) 3rem !important;
}

body.ycp-cooperation-page .ycp-page-footer > .container {
    background: var(--site-cooperation-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(15, 76, 129, 0.15);
}

/* —— 服务费规则 —— */
body .ycm-page-footer {
    background: var(--site-page-bg) !important;
    padding: 0 var(--site-content-pad) 3rem !important;
}

body .ycm-page-footer > .container {
    background: var(--site-youcare-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(15, 76, 129, 0.15);
}

/* —— 紫渐变产品首屏（nav 后第一个 section）—— */
nav.navbar + section.product-hero,
nav.navbar + section[style*="linear-gradient(135deg, #667eea"] {
    background: var(--site-page-bg) !important;
    padding: calc(70px + 28px) var(--site-content-pad) 24px !important;
    margin-top: 0 !important;
    overflow: visible !important;
}

nav.navbar + section.product-hero > .container,
nav.navbar + section[style*="linear-gradient(135deg, #667eea"] > .container {
    background: var(--site-brand-gradient) !important;
    border-radius: var(--site-banner-radius);
    padding: 3rem 2rem !important;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--site-banner-shadow);
    position: relative;
    overflow: visible;
    color: #fff;
}

nav.navbar + section.product-hero .bounce,
nav.navbar + section[style*="linear-gradient(135deg, #667eea"] .bounce {
    position: relative;
    z-index: 3;
    white-space: nowrap;
    font-size: clamp(1.75rem, 2.8vw, 3.25rem);
    line-height: 1.15;
    animation: product-hero-slide-right 0.85s ease-out both,
        product-hero-float-right 2.4s ease-in-out 0.85s infinite;
}

@keyframes product-hero-slide-right {
    from {
        transform: translateX(-48px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes product-hero-float-right {
    0%, 100% {
        transform: translateX(0) translateY(0);
    }
    50% {
        transform: translateX(10px) translateY(-6px);
    }
}

@media (max-width: 900px) {
    nav.navbar + section.product-hero .bounce,
    nav.navbar + section[style*="linear-gradient(135deg, #667eea"] .bounce {
        white-space: normal;
        font-size: 2rem;
    }
}

@keyframes product-hero-bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

nav.navbar + section.product-hero .product-hero-content,
nav.navbar + section[style*="linear-gradient(135deg, #667eea"] .product-hero-content {
    position: relative;
    z-index: 2;
    text-align: left;
}

nav.navbar + section.product-hero .product-hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: center;
}

nav.navbar + section.product-hero .product-hero-sub {
    font-size: 1.15rem;
    margin: 0 0 0.75rem;
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

nav.navbar + section.product-hero .product-hero-lead {
    font-size: 1.02rem;
    line-height: 1.7;
    opacity: 0.9;
    margin: 0 0 1.5rem;
}

nav.navbar + section.product-hero .product-hero-list {
    list-style: none;
    margin: 0 0 1.75rem;
    padding: 0;
}

nav.navbar + section.product-hero .product-hero-list li {
    padding: 0.4rem 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    font-size: 1rem;
}

nav.navbar + section.product-hero .product-hero-list li span {
    color: #c8f7e4;
    margin-right: 0.5rem;
    font-size: 1.05rem;
    flex-shrink: 0;
}

.product-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: flex-start;
    align-items: center;
}

.product-hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 26px;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}

.product-hero-btn--primary {
    background: #fff;
    color: #5a4fcf;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.14);
}

.product-hero-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
    color: #4a3fc0;
}

.product-hero-btn--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.55);
    box-shadow: none;
}

.product-hero-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    color: #fff;
}

.product-hero-media {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.product-hero-qr {
    max-width: 280px;
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}

.product-hero-miniprogram-tip {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    max-width: 280px;
    text-align: center;
}

.product-hero-miniprogram-tip strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.product-hero-miniprogram-tip p {
    font-size: 0.8rem;
    opacity: 0.88;
    margin: 0.15rem 0 0;
    line-height: 1.45;
}

@media (max-width: 900px) {
    nav.navbar + section.product-hero .product-hero-grid {
        grid-template-columns: 1fr;
        gap: 1.75rem;
        text-align: center;
    }

    nav.navbar + section.product-hero .product-hero-content {
        text-align: center;
    }

    nav.navbar + section.product-hero .product-hero-list li {
        justify-content: center;
    }

    .product-hero-actions {
        justify-content: center;
    }
}

nav.navbar + section[style*="linear-gradient(135deg, #667eea"] > div[style*="position: absolute"] {
    display: none;
}

/* —— 创新技术 / 产学研等 primary 首屏 —— */
nav.navbar + section[style*="var(--gradient-primary)"] {
    background: var(--site-page-bg) !important;
    padding: calc(70px + 28px) var(--site-content-pad) 24px !important;
    margin-top: 0 !important;
    overflow: visible !important;
    color: #fff;
}

nav.navbar + section[style*="var(--gradient-primary)"] > .container {
    background: var(--site-brand-gradient);
    border-radius: var(--site-banner-radius);
    padding: 3rem 2rem;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--site-banner-shadow);
}

/* —— 帮助中心首页 Hero —— */
.help-hero.help-hero-hub {
    background: var(--site-page-bg) !important;
    padding: calc(70px + 24px) var(--site-content-pad) 1.25rem !important;
    margin-top: 0 !important;
    text-align: center;
}

.help-hero.help-hero-hub .container {
    background: linear-gradient(135deg, #007aff 0%, #00b4d8 50%, #2ec4b6 100%);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 8px 32px rgba(0, 122, 255, 0.15);
    color: #fff;
}

.help-hero.help-hero-hub h1 {
    color: #fff !important;
}

.help-hero.help-hero-hub p {
    color: rgba(255, 255, 255, 0.92) !important;
}

/* —— 帮助中心（产品选择页）—— */
body.help-center-page {
    background: var(--site-page-bg) !important;
}

.help-center-page .help-content,
.help-center-page .legal-content {
    max-width: var(--site-content-max);
    padding: calc(70px + 28px) var(--site-content-pad) 3rem;
    margin: 0 auto;
}

.help-center-page .help-hero-banner {
    background: var(--site-brand-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #fff;
    box-shadow: var(--site-banner-shadow);
}

.help-center-page .help-hero-banner h1,
.help-center-page .help-hero-banner .help-title,
.help-center-page .help-hero-banner .legal-title {
    font-size: 2.5rem;
    color: #fff !important;
    margin: 0 0 0.75rem;
    font-weight: 900;
    -webkit-text-fill-color: #fff !important;
    background: none !important;
    background-clip: unset !important;
}

.help-center-page .help-hero-banner p,
.help-center-page .help-hero-banner .help-subtitle,
.help-center-page .help-hero-banner .legal-intro {
    color: rgba(255, 255, 255, 0.92) !important;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.65;
    text-shadow: none !important;
    max-width: 720px;
}

/* —— 全站 primary 渐变页脚 —— */
body > footer[style*="var(--gradient-primary)"],
body > footer[style*="linear-gradient(135deg, #667eea"] {
    background: var(--site-page-bg) !important;
    padding: 0 var(--site-content-pad) 3rem !important;
}

body > footer[style*="var(--gradient-primary)"] > div[style*="position: absolute"],
body > footer[style*="linear-gradient(135deg, #667eea"] > div[style*="position: absolute"] {
    display: none;
}

body > footer[style*="var(--gradient-primary)"] .container,
body > footer[style*="linear-gradient(135deg, #667eea"] .container {
    background: var(--site-brand-gradient);
    border-radius: var(--site-banner-radius);
    padding: 2.5rem 2rem;
    max-width: var(--site-content-max);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--site-banner-shadow);
}

@media (max-width: 768px) {
    #home,
    #contact,
    nav.navbar + section[style*="linear-gradient(135deg, #667eea"],
    nav.navbar + section[style*="var(--gradient-primary)"] {
        padding-left: 16px !important;
        padding-right: 16px !important;
    }

    #home > .container,
    #contact > .container,
    nav.navbar + section[style*="linear-gradient(135deg, #667eea"] > .container,
    nav.navbar + section[style*="var(--gradient-primary)"] > .container,
    body.yc-product-page .yc-hero .container.yc-hero-inner,
    body.ycp-cooperation-page .ycp-hero > .container,
    .help-hero.help-hero-hub .container,
    .help-center-page .help-hero-banner {
        padding: 2rem 1.25rem !important;
    }
}