:root {
  --orange: #f08300;
  --orange2: #ffb340;
  --blue: #17218a;
  --blue2: #2734c5;
  --ink: #172033;
  --muted: #667085;
  --light: #f7f8fb;
  --line: #e7ebf2;
  --white: #fff;
  --shadow: 0 18px 50px rgba(20, 32, 60, .12);
  --radius: 22px;
  --max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.66;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font-family: inherit; }
.youye-container { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

.topbar { background: #10152f; color: #dce4ff; font-size: 13px; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; }
.topbar b, .topbar a { color: #fff; }
.topbar span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-contact { overflow: visible !important; }
.wechat-hover { position: relative; display: inline-flex; overflow: visible !important; cursor: default; color: #fff; }
.wechat-popover { position: absolute; right: 0; top: calc(100% + 10px); z-index: 160; width: 148px; padding: 10px; border-radius: 14px; background: #fff; box-shadow: 0 18px 45px rgba(11,16,42,.22); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .2s; pointer-events: none; }
.wechat-popover:before { content: ""; position: absolute; right: 24px; top: -6px; width: 12px; height: 12px; background: #fff; transform: rotate(45deg); }
.wechat-popover img { width: 128px; height: 128px; object-fit: cover; border-radius: 10px; }
.wechat-popover em { display: block; color: var(--muted); font-style: normal; white-space: normal; font-size: 13px; line-height: 1.5; text-align: center; }
.wechat-hover:hover .wechat-popover, .wechat-hover:focus-within .wechat-popover { opacity: 1; visibility: visible; transform: translateY(0); }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.95); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(231,235,242,.9); }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 250px; }
.brand-logo, .brand-mark { width: 52px; height: 52px; border-radius: 18px; object-fit: contain; flex: 0 0 auto; }
.brand-mark { background: linear-gradient(135deg, var(--blue), var(--orange)); display: grid; place-items: center; color: #fff; font-weight: 900; box-shadow: 0 12px 26px rgba(23,33,138,.18); position: relative; }
.brand-mark:after { content: ""; position: absolute; inset: 8px; border: 2px solid rgba(255,255,255,.7); border-radius: 14px; }
.brand strong { display: block; font-size: 20px; letter-spacing: 0; }
.brand small { display: block; font-size: 12px; color: var(--muted); line-height: 1.2; max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.menu { display: flex; align-items: center; gap: 22px; font-size: 15px; color: #26324a; }
.menu a { white-space: nowrap; font-weight: 700; }
.menu a:hover, .menu a.active { color: var(--orange); }
.actions { display: flex; gap: 10px; align-items: center; }
.btn { border: 0; border-radius: 999px; padding: 12px 20px; cursor: pointer; font-weight: 800; font-size: 14px; display: inline-flex; gap: 8px; align-items: center; justify-content: center; transition: .22s; white-space: nowrap; }
.btn-primary { background: linear-gradient(135deg, var(--orange), #ffb300); color: #fff; box-shadow: 0 12px 28px rgba(240,131,0,.28); }
.btn-dark { background: linear-gradient(135deg, var(--blue), var(--blue2)); color: #fff; box-shadow: 0 12px 28px rgba(23,33,138,.23); }
.btn-ghost { background: #fff3e3; color: #b75d00; }
.btn:hover { transform: translateY(-2px); }
.hamburger { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 13px; background: #fff; font-size: 22px; color: var(--blue); }
.mobile-menu { display: none; background: #fff; border-top: 1px solid var(--line); padding: 8px 22px 16px; }
.mobile-menu a, .mobile-action { display: block; width: 100%; padding: 13px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; font-weight: 800; color: #344054; }
.mobile-action.primary { color: var(--orange); }
.mobile-menu.open { display: block; }

.hero { position: relative; overflow: hidden; background: #eef3f8; padding: 0; }
.hero-slider { position: relative; width: 100%; height: min(46.875vw, 600px); overflow: hidden; background: #e8eef5; touch-action: pan-y; }
.hero-track { height: 100%; display: flex; transition: transform .6s ease; will-change: transform; cursor: grab; }
.hero-track.dragging { transition: none; cursor: grabbing; }
.hero-slide { display: block; min-width: 100%; height: 100%; overflow: hidden; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; user-select: none; -webkit-user-drag: none; }
.hero-nav { position: absolute; top: 50%; z-index: 3; width: 44px; height: 44px; border: 0; border-radius: 50%; background: rgba(255,255,255,.82); color: var(--blue); font-size: 28px; display: grid; place-items: center; cursor: pointer; transform: translateY(-50%); box-shadow: 0 10px 28px rgba(20,32,60,.14); transition: .2s; }
.hero-nav:hover { background: #fff; color: var(--orange); }
.hero-prev { left: 24px; }
.hero-next { right: 24px; }
.hero-dots { position: absolute; left: 50%; bottom: 20px; z-index: 3; display: flex; gap: 9px; transform: translateX(-50%); }
.hero-dot { width: 9px; height: 9px; border: 0; border-radius: 50%; background: rgba(255,255,255,.72); cursor: pointer; box-shadow: 0 0 0 1px rgba(23,33,138,.12); transition: .2s; }
.hero-dot.active { width: 28px; border-radius: 999px; background: var(--orange); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: center; }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; background: #fff3e3; color: #b95e00; border: 1px solid #ffd7a1; border-radius: 999px; padding: 8px 14px; font-size: 14px; font-weight: 900; margin-bottom: 18px; }
.hero h1 { font-size: 52px; line-height: 1.12; letter-spacing: 0; margin: 0 0 18px; }
.hero h1 em { font-style: normal; color: var(--orange); }
.hero p { font-size: 17px; color: #4b5565; max-width: 680px; margin: 0; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0; }
.trust { display: flex; gap: 12px; flex-wrap: wrap; color: #526070; font-size: 14px; }
.trust span { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; }
.hero-card { background: #fff; border: 1px solid var(--line); border-radius: 30px; box-shadow: var(--shadow); padding: 16px; }
.hero-shot { height: 346px; border-radius: 22px; overflow: hidden; position: relative; background: #ddd; }
.hero-shot img, .detail-cover, .product-img img, .image-card img, .article-thumb img { width: 100%; height: 100%; object-fit: cover; }
.hero-shot:after { content: "友业科技建材产品运营中心 · 线上视觉资源"; position: absolute; left: 16px; bottom: 16px; background: rgba(0,0,0,.56); color: #fff; padding: 7px 12px; border-radius: 999px; font-size: 12px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 12px; }
.metric { background: #f8fafc; border: 1px solid var(--line); border-radius: 16px; padding: 12px; text-align: center; }
.metric b { display: block; font-size: 22px; color: var(--blue); }
.metric span { font-size: 12px; color: var(--muted); }

.section { padding: 72px 0; }
.section.soft { background: var(--light); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.section-title { max-width: 820px; }
.tag { font-weight: 900; color: var(--orange); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.section-title h2, .page-hero h1, .detail-hero h1 { font-size: 34px; line-height: 1.25; margin: 0 0 10px; }
.section-title p, .page-hero p, .detail-hero p { color: var(--muted); font-size: 16px; margin: 0; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: 0 8px 24px rgba(20,32,60,.05); transition: .22s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.icon { width: 50px; height: 50px; border-radius: 16px; background: #fff3e3; color: var(--orange); display: grid; place-items: center; font-size: 25px; margin-bottom: 14px; }
.card h3 { font-size: 18px; margin: 0 0 8px; }
.card p, .card li { color: var(--muted); font-size: 14px; margin: 0; }
.note { padding: 12px 14px; border: 1px solid #ffe1b8; background: #fff8ec; color: #9a5b00; border-radius: 14px; font-size: 13px; margin-top: 18px; }
.geo-copy { margin-top: 22px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 18px; background: #fbfcff; color: #526070; font-size: 14px; line-height: 1.8; }

.about-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: stretch; }
.info-panel, .supplier-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: 0 8px 24px rgba(20,32,60,.05); }
.supplier-box { background: linear-gradient(135deg, #f8fafc, #fff7ed); box-shadow: var(--shadow); }
.info-panel h3, .supplier-box h3 { font-size: 24px; margin: 0 0 10px; }
.company-list { display: grid; gap: 0; margin-top: 16px; }
.company-list div { display: grid; grid-template-columns: 128px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px dashed #e5e7eb; }
.company-list span { color: var(--muted); }
.company-list b { color: #1f2937; }
.company-list.standalone { margin-top: 28px; }
.pill-row { margin-top: 18px; display: flex; gap: 10px; flex-wrap: wrap; }
.pill { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; font-size: 13px; color: #344054; font-weight: 800; }

.filter-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 0 0 22px; }
.filter { border: 1px solid var(--line); background: #fff; color: #455066; border-radius: 999px; padding: 10px 15px; cursor: pointer; font-weight: 800; }
.filter.active { background: var(--blue); border-color: var(--blue); color: #fff; }
.business-section { background: linear-gradient(180deg, #fff 0%, #f8fbff 100%); }
.business-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 18px; align-items: stretch; }
.business-card { position: relative; overflow: hidden; display: grid; grid-template-columns: 112px minmax(0, 1fr); min-height: 188px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: inherit; box-shadow: 0 8px 24px rgba(20,32,60,.05); transition: .22s; }
.business-card:first-child { grid-row: span 2; grid-template-columns: minmax(0, 1fr); min-height: 394px; background: #111a56; color: #fff; border-color: #111a56; box-shadow: var(--shadow); }
.business-card--text-only { grid-template-columns: minmax(0, 1fr); }
.business-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.business-thumb { display: block; width: 100%; height: 100%; min-height: 100%; overflow: hidden; background: #eef3f8; }
.business-card--text-only .business-thumb { display: none; }
.business-thumb img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .28s ease; }
.business-card:first-child .business-thumb { height: 212px; min-height: 212px; }
.business-card:first-child .business-thumb img { opacity: .92; }
.business-placeholder { width: 100%; height: 100%; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue), var(--orange)); color: #fff; font-weight: 900; }
.business-content { min-width: 0; display: flex; flex-direction: column; padding: 18px; }
.business-kicker { color: var(--orange); font-size: 12px; font-weight: 900; margin-bottom: 6px; }
.business-card:first-child .business-kicker { color: #ffb340; }
.business-content h3 { margin: 0 0 8px; font-size: 19px; line-height: 1.35; }
.business-card:first-child .business-content h3 { color: #fff; font-size: 26px; }
.business-content p { flex: 1; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.business-card:first-child .business-content p { color: rgba(255,255,255,.82); }
.business-more { margin-top: 14px; display: inline-flex; align-items: center; gap: 7px; color: var(--blue); font-weight: 900; font-size: 14px; }
.business-card:first-child .business-more { color: #ffb340; }
.business-card:hover .business-thumb img { transform: scale(1.04); }
.business-card:hover .business-more { color: var(--orange); }
.product-filter-select { min-width: 260px; display: grid; gap: 8px; }
.product-filter-select label { color: var(--muted); font-size: 13px; font-weight: 800; }
.product-filter-select select { width: 100%; height: 46px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: #26324a; padding: 0 44px 0 18px; font-size: 15px; font-weight: 800; outline: none; cursor: pointer; box-shadow: 0 8px 24px rgba(20,32,60,.05); }
.product-filter-select select:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(240,131,0,.16); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; color: inherit; min-height: 100%; }
.product-img { height: 202px; overflow: hidden; display: block; background: #f5f7fb; }
.product-img img { transition: transform .28s ease; }
.product-body { padding: 20px; display: flex; flex: 1; flex-direction: column; }
.product-body h3 { color: var(--ink); }
.product-body p { flex: 1; }
.badge { display: inline-flex; background: #fff3e3; color: #b95e00; border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 900; margin-bottom: 10px; }
.price { display: flex; align-items: end; justify-content: space-between; gap: 14px; margin: 14px 0; padding: 14px; border-radius: 15px; background: #f8fafc; border: 1px solid var(--line); }
.price b { color: #dc6803; font-size: 24px; white-space: nowrap; }
.price span { color: var(--muted); font-size: 12px; }
.product-more { margin-top: 16px; display: inline-flex; align-items: center; gap: 7px; color: var(--blue); font-weight: 900; font-size: 14px; }
.product-card:hover .product-img img { transform: scale(1.04); }
.product-card:hover .product-more { color: var(--orange); }
.product-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.small-btn { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 8px 12px; cursor: pointer; font-weight: 800; color: #344054; display: inline-flex; }
.small-btn:hover { border-color: var(--orange); color: var(--orange); }

.scenario { display: grid; grid-template-columns: 280px 1fr; gap: 22px; }
.scenario-tabs { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; box-shadow: 0 8px 24px rgba(20,32,60,.05); }
.scenario-tab { width: 100%; border: 0; background: transparent; text-align: left; border-radius: 14px; padding: 13px 14px; cursor: pointer; font-weight: 800; color: #344054; margin-bottom: 5px; }
.scenario-tab.active { background: linear-gradient(135deg, #fff3e3, #f0f3ff); color: var(--orange); }
.scenario-content { display: none; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); min-height: 350px; }
.scenario-content.active { display: block; }
.scenario-content h3 { font-size: 26px; margin: 0 0 8px; }
.scenario-content .desc { color: var(--muted); margin: 0 0 18px; }
.task-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.task { border: 1px solid var(--line); border-radius: 15px; padding: 14px; background: #fbfcff; }
.task b { display: block; margin-bottom: 4px; }
.task span { display: block; color: var(--muted); font-size: 13px; }

.process { display: grid; grid-template-columns: repeat(8, 1fr); gap: 10px; }
.step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px; min-height: 130px; }
.step i { width: 34px; height: 34px; border-radius: 50%; background: var(--blue); color: #fff; font-style: normal; font-weight: 900; display: grid; place-items: center; margin-bottom: 10px; }
.step b { display: block; font-size: 15px; line-height: 1.35; }
.step span { display: block; font-size: 12px; color: var(--muted); margin-top: 6px; }
.step:after { content: ""; position: absolute; right: -9px; top: 35px; width: 18px; height: 2px; background: #cfd6e2; }
.step:last-child:after { display: none; }

.calculator { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 7px; font-size: 14px; font-weight: 900; color: #344054; }
.field.full { grid-column: 1 / -1; }
.field input, .field select, .field textarea { border: 1px solid var(--line); border-radius: 13px; padding: 12px 13px; outline: none; background: #fff; color: #172033; font-size: 14px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(240,131,0,.12); }
.calc-btn, .lead-form .btn { margin-top: 18px; }
.result-box { background: linear-gradient(135deg, #121a70, #202cc0); color: #fff; border-radius: 20px; padding: 24px; display: flex; flex-direction: column; justify-content: center; }
.result-box h3 { font-size: 24px; margin: 0 0 14px; }
.result-row { display: flex; justify-content: space-between; gap: 16px; border-bottom: 1px solid rgba(255,255,255,.22); padding: 10px 0; }
.result-row:last-child { border-bottom: 0; }
.result-row b { font-size: 19px; }
.result-box small { display: block; color: rgba(255,255,255,.74); margin-top: 14px; }
.muted { color: var(--muted); }

.platform-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.platform-card { position: relative; overflow: hidden; min-height: 220px; color: #fff; border: 0; padding: 0; }
.platform-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: brightness(.55); }
.platform-card .overlay { position: relative; z-index: 1; padding: 24px; }
.platform-card h3 { font-size: 22px; margin: 0 0 10px; color: #fff; }
.platform-card p { color: rgba(255,255,255,.9); }
.image-card { padding: 0; overflow: hidden; display: block; }
.image-card img { height: 210px; }
.image-card .card-body { display: block; padding: 20px; }
.text-link { font-weight: 900; color: var(--orange); }
.news-list, .article-list { display: grid; gap: 12px; }
.news-item, .article-card { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px; transition: .2s; }
.news-item:hover, .article-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.news-date { width: 68px; height: 54px; border-radius: 14px; background: #fff3e3; color: #b95e00; display: grid; place-items: center; font-weight: 900; }
.news-item b, .article-card b { display: block; color: var(--ink); font-size: 17px; }
.news-item em, .article-card small { display: block; color: var(--muted); font-style: normal; font-size: 13px; margin-top: 4px; }
.article-thumb { width: 150px; height: 96px; border-radius: 14px; overflow: hidden; background: #f4f6fb; }
.article-info em { display: block; color: var(--orange); font-size: 13px; font-style: normal; margin-bottom: 4px; }

.faq-list { display: grid; gap: 10px; }
.faq-item { border: 1px solid var(--line); border-radius: 16px; background: #fff; overflow: hidden; }
.faq-q { width: 100%; border: 0; background: #fff; padding: 16px 18px; text-align: left; font-weight: 900; color: #1f2937; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.faq-a { display: none; padding: 0 18px 18px; color: var(--muted); font-size: 14px; }
.faq-item.open .faq-a { display: block; }
.faq-item.open .faq-q span { transform: rotate(45deg); }
.faq-q span { transition: .2s; font-size: 22px; }

.cta { background: linear-gradient(135deg, #111a56, #17218a 52%, #f08300); color: #fff; border-radius: 32px; padding: 34px; display: grid; grid-template-columns: 1fr 420px; gap: 28px; align-items: center; overflow: hidden; position: relative; }
.cta .tag { color: #ffb340; }
.cta h2 { font-size: 34px; margin: 0 0 10px; }
.cta p { color: rgba(255,255,255,.84); margin: 0; }
.cta-copy { position: relative; z-index: 2; }
.chat-preview { display: grid; gap: 10px; margin-top: 22px; max-width: 760px; }
.chat-bubble { width: fit-content; max-width: min(620px, 100%); padding: 11px 14px; border-radius: 16px; font-size: 14px; line-height: 1.65; }
.chat-bubble.customer { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.18); color: #fff; }
.chat-bubble.service { margin-left: 28px; background: #fff; color: #24304a; box-shadow: 0 12px 30px rgba(0,0,0,.12); }
.lead-panel { background: #fff; color: var(--ink); border-radius: 24px; padding: 20px; }
.lead-panel p { color: var(--muted); }
.digital-service { min-height: 390px; padding: 0; overflow: hidden; position: relative; background: #eef3f8; }
.digital-service img { width: 100%; height: 100%; min-height: 390px; object-fit: cover; object-position: center; }
.digital-service .service-card { position: absolute; left: 18px; right: 18px; bottom: 18px; padding: 14px 16px; border-radius: 18px; background: rgba(255,255,255,.92); backdrop-filter: blur(10px); box-shadow: 0 12px 30px rgba(20,32,60,.14); }
.digital-service h3 { margin: 0 0 6px; font-size: 20px; }
.digital-service p { color: #526070; font-size: 14px; }

.page-main { background: #fff; }
.page-hero, .detail-hero { background: linear-gradient(135deg, #fff7ed 0%, #fff 48%, #eef2ff 100%); padding: 70px 0 46px; }
.breadcrumb { margin-top: 18px; color: var(--muted); font-size: 14px; }
.breadcrumb a { color: var(--blue); font-weight: 800; }
.detail-grid { display: grid; grid-template-columns: 1fr 430px; gap: 36px; align-items: center; }
.detail-cover { height: 300px; border-radius: 24px; box-shadow: var(--shadow); }
.content-layout { display: grid; grid-template-columns: 1fr 320px; gap: 24px; align-items: start; }
.content-box, .side-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: 0 8px 24px rgba(20,32,60,.05); }
.content-box p { color: #344054; }
.content-box img { border-radius: 16px; margin: 18px 0; }
.content-box ul { padding-left: 20px; color: #344054; }
.side-panel { position: sticky; top: 110px; }
.side-panel h3 { margin: 0 0 10px; font-size: 22px; }
.side-panel p { color: var(--muted); }
.side-panel .btn + .btn { margin-top: 10px; }
.meta-line { color: var(--muted); margin-top: 8px; }
.pager { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100%; margin: 34px auto 0; text-align: center; }
.pager:empty { display: none; }
.pager .pagination, .pager > ul { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; max-width: 100%; margin: 0; padding: 10px; list-style: none; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 12px 34px rgba(20,32,60,.08); }
.pager li, .pager .page-item { display: inline-flex; align-items: center; width: auto; margin: 0; padding: 0; list-style: none; }
.pager li::marker { content: ""; }
.pager .page-link, .pager > a, .pager > span, .pager .active > span { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; margin: 0; padding: 0 13px; border: 1px solid #dfe5ef; border-radius: 12px; background: #fbfcff; color: #344054; font-size: 14px; font-weight: 800; line-height: 1; white-space: nowrap; box-shadow: none; transition: .2s; }
.pager a.page-link:hover, .pager > a:hover { border-color: rgba(240,131,0,.45); background: #fff7ed; color: var(--orange); transform: translateY(-1px); }
.pager .page-item.active .page-link, .pager .active > span, .pager span.current { border-color: var(--blue); background: linear-gradient(135deg, var(--blue), var(--blue2)); color: #fff; box-shadow: 0 10px 22px rgba(23,33,138,.2); cursor: default; pointer-events: none; }
.pager .page-item.disabled .page-link, .pager .disabled > span { border-color: #eef1f6; background: #f6f8fb; color: #98a2b3; cursor: not-allowed; box-shadow: none; pointer-events: none; }
.pager .page-item:first-child .page-link { min-width: 104px; color: #526070; background: #f8fafc; }
.pager .jumpto { display: inline-flex; align-items: center; gap: 6px; height: 40px; margin: 0 0 0 2px; padding: 4px; border: 1px solid #dfe5ef; border-radius: 12px; background: #fbfcff; }
.pager .page_number { width: 78px; height: 30px; min-width: 0; padding: 0 9px; border: 0; border-radius: 8px; background: #fff; color: var(--ink); font-size: 14px; outline: none; }
.pager .page_number:focus { box-shadow: 0 0 0 2px rgba(240,131,0,.16); }
.pager .submit { height: 30px; padding: 0 12px; border: 0; border-radius: 8px; background: var(--orange); color: #fff; font-size: 13px; font-weight: 900; cursor: pointer; transition: .2s; }
.pager .submit:hover { background: #d96f00; }
.pager-message { display: none; align-items: center; justify-content: center; max-width: min(100%, 560px); margin-top: 10px; padding: 10px 16px; border: 1px solid rgba(240,131,0,.28); border-radius: 12px; background: #fff7ed; color: #9a4b00; font-size: 14px; font-weight: 900; line-height: 1.5; box-shadow: 0 10px 24px rgba(240,131,0,.12); }
.pager-message.show { display: inline-flex; }
.search-form { display: flex; gap: 12px; margin-bottom: 24px; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 12px; box-shadow: 0 8px 24px rgba(20,32,60,.05); }
.search-form input { flex: 1; min-width: 0; border: 0; outline: none; padding: 0 8px; font-size: 15px; color: var(--ink); }
.search-results { margin-top: 12px; }

.footer { background: #0b102a; color: #b7c0d8; padding: 46px 0 22px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.35fr; gap: 28px; }
.footer h3, .footer h4 { color: #fff; margin: 0 0 12px; }
.footer a, .footer p { display: block; color: #b7c0d8; font-size: 14px; margin: 6px 0; }
.footer-contact p { white-space: nowrap; }
.footer .footer-contact a { display: inline; margin: 0; white-space: nowrap; }
.footer-qrcode, .qrcode-placeholder { width: 118px; height: 118px; border-radius: 14px; background: rgba(255,255,255,.08); object-fit: cover; display: grid; place-items: center; color: #fff; font-size: 13px; text-align: center; padding: 10px; }
.friend-links { margin-top: 28px; display: flex; align-items: flex-start; gap: 18px; color: #8f9ab8; }
.friend-links span { flex: 0 0 auto; color: #d9e1f5; font-weight: 900; font-size: 14px; line-height: 1.9; }
.friend-link-list { display: flex; flex-wrap: wrap; gap: 8px 18px; min-width: 0; }
.footer .friend-link-list a { display: inline-flex; margin: 0; color: #9ea9c8; line-height: 1.9; }
.footer .friend-link-list a:hover { color: var(--orange2); }
.copyright { border-top: 1px solid rgba(255,255,255,.12); margin-top: 30px; padding-top: 18px; font-size: 13px; color: #8f9ab8; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.footer .copyright a, .copyright span { display: inline-flex; align-items: center; margin: 0; line-height: 1.6; color: #8f9ab8; }
.footer .copyright a:hover { color: var(--orange2); }

.float-tools { position: fixed; right: 18px; bottom: 22px; display: grid; gap: 10px; z-index: 90; }
.float-tools button, .float-tools a { width: 46px; height: 46px; border-radius: 50%; border: 0; background: #fff; color: var(--blue); box-shadow: 0 10px 28px rgba(0,0,0,.14); display: grid; place-items: center; cursor: pointer; font-size: 18px; }
.float-tools .orange { background: var(--orange); color: #fff; }
.modal { position: fixed; inset: 0; background: rgba(11,16,42,.62); z-index: 200; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal.open { display: flex; }
.modal-box { width: min(720px, 100%); max-height: 90vh; overflow: auto; background: #fff; border-radius: 24px; box-shadow: 0 24px 80px rgba(0,0,0,.28); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.modal-head h3 { font-size: 22px; margin: 0; }
.close { border: 0; background: #f2f4f7; width: 36px; height: 36px; border-radius: 50%; font-size: 24px; cursor: pointer; }
.modal-body { padding: 22px; }
.toast { position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%) translateY(20px); background: #10152f; color: #fff; padding: 12px 18px; border-radius: 999px; z-index: 300; opacity: 0; pointer-events: none; transition: .25s; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1080px) {
  .menu, .actions { display: none; }
  .hamburger { display: block; }
  .hero-grid, .about-wrap, .calculator, .cta, .detail-grid, .content-layout { grid-template-columns: 1fr; }
  .hero h1 { font-size: 42px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .business-grid, .product-grid, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .business-card, .business-card:first-child { grid-row: auto; grid-template-columns: 1fr; min-height: 100%; }
  .business-card .business-thumb, .business-card:first-child .business-thumb { height: 190px; min-height: 190px; }
  .scenario { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(4, 1fr); }
  .step:after { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta { padding: 28px; }
  .hero-shot { height: 310px; }
  .side-panel { position: static; }
}

@media (max-width: 640px) {
  .youye-container { padding: 0 16px; }
  .topbar-inner { display: block; }
  .topbar span { display: block; white-space: normal; }
  .wechat-hover { display: inline-flex !important; }
  .wechat-popover { left: 0; right: auto; }
  .wechat-popover:before { left: 28px; right: auto; }
  .nav { height: 68px; }
  .brand { min-width: 0; }
  .brand strong { font-size: 18px; }
  .brand small { display: none; }
  .brand-logo, .brand-mark { width: 46px; height: 46px; border-radius: 15px; }
  .hero { padding: 0; }
  .hero-slider { height: 46.875vw; }
  .hero-nav { width: 36px; height: 36px; font-size: 22px; }
  .hero-prev { left: 10px; }
  .hero-next { right: 10px; }
  .hero-dots { bottom: 12px; }
  .hero h1 { font-size: 34px; }
  .section { padding: 54px 0; }
  .section-head { display: block; }
  .section-title h2, .page-hero h1, .detail-hero h1 { font-size: 28px; }
  .grid-4, .grid-3, .business-grid, .product-grid, .platform-grid, .task-list, .form-grid, .footer-grid { grid-template-columns: 1fr; }
  .business-card, .business-card:first-child { grid-template-columns: 1fr; min-height: 100%; }
  .business-card .business-thumb, .business-card:first-child .business-thumb { height: 180px; min-height: 180px; }
  .metrics { grid-template-columns: 1fr; }
  .hero-shot { height: 240px; }
  .process { grid-template-columns: 1fr; }
  .company-list div { grid-template-columns: 1fr; }
  .calculator { padding: 18px; }
  .cta h2 { font-size: 28px; }
  .chat-bubble.service { margin-left: 0; }
  .digital-service { min-height: 320px; }
  .digital-service img { min-height: 320px; }
  .article-card { grid-template-columns: 1fr; }
  .article-thumb { width: 100%; height: 180px; }
  .news-item { grid-template-columns: 1fr auto; }
  .news-date { width: 100%; }
  .search-form { display: grid; }
  .pager { margin-top: 26px; }
  .pager .pagination, .pager > ul { gap: 6px; padding: 8px; border-radius: 16px; }
  .pager .page-link, .pager > a, .pager > span, .pager .active > span { min-width: 36px; height: 36px; padding: 0 10px; font-size: 13px; }
  .pager .page-item:first-child { flex-basis: 100%; justify-content: center; }
  .pager .page-item:first-child .page-link { width: auto; min-width: 112px; }
  .pager .jumpto { width: 100%; justify-content: center; margin-top: 2px; }
  .pager .page_number { flex: 1; max-width: 160px; }
  .pager-message { width: 100%; padding: 9px 12px; font-size: 13px; }
  .friend-links { display: block; margin-top: 24px; }
  .friend-links span { display: block; margin-bottom: 8px; }
  .friend-link-list { gap: 6px 14px; }
  .float-tools { right: 12px; }
  .modal { padding: 12px; }
}