/* 一秒互联公司  www.yimiaonet.com */
:root {
  --ink: #14243a;
  --ink-strong: #0c1b2f;
  --muted: #607188;
  --line: #dbe4ef;
  --soft: #f4f7fb;
  --blue: #2f6bff;
  --blue-dark: #194fc0;
  --green: #0b8f70;
  --amber: #a66c12;
  --danger: #cd4640;
  --shadow: 0 12px 32px rgba(28, 47, 73, .08);
  font-family: MiSans, "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { color: var(--ink); background: #fff; font-size: 16px; line-height: 1.7; }
a, button, input, select { letter-spacing: 0; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(47, 107, 255, .2);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 72px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 34px;
  padding: 0 clamp(24px, 5vw, 82px);
  border-bottom: 1px solid rgba(214, 224, 235, .94);
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(12px);
}
.brand { gap: 11px; text-decoration: none; }
.brand-mark { width: 38px; height: 38px; border-radius: 6px; color: #fff; background: var(--blue); box-shadow: none; }
.brand-copy strong { color: #12233a; font-size: 17px; }
.brand-copy small { color: #738397; font-size: 11px; }
.site-nav { justify-content: center; gap: clamp(15px, 2vw, 34px); }
.site-nav a { padding: 24px 0 21px; color: #40536b; font-size: 14px; font-weight: 650; }
.site-nav a:hover, .site-nav a.is-active { color: var(--blue-dark); }
.site-nav a::after { height: 3px; background: var(--blue); }
.header-action { min-height: 38px; padding: 0 15px; border: 1px solid var(--blue); border-radius: 5px; color: #fff; background: var(--blue); font-size: 13px; font-weight: 700; }
.header-action:hover { border-color: #2459d6; background: #2459d6; }
.nav-toggle { color: #31455e; border: 1px solid #d5dfeb; border-radius: 5px; background: #fff; font-weight: 700; }

.hero-band { min-height: 720px; align-items: center; background: #10233e; }
.hero-media { filter: saturate(.84) contrast(1.03); }
.hero-shade { background: rgba(8, 22, 43, .68); }
.hero-content { width: min(820px, calc(100% - 48px)); margin: 0 0 0 clamp(24px, 8vw, 150px); padding: 70px 0 140px; }
.hero-content .eyebrow { color: #9ec3ff; }
.hero-content h1 { margin: 12px 0 18px; color: #fff; font-size: clamp(62px, 8vw, 112px); line-height: .98; font-weight: 800; }
.hero-lead { max-width: 720px; color: rgba(255,255,255,.88); font-size: clamp(18px, 2vw, 23px); line-height: 1.75; }
.hero-actions { gap: 12px; margin-top: 34px; }
.button { min-height: 44px; padding: 0 19px; border-radius: 5px; font-size: 14px; font-weight: 750; }
.button-primary { border-color: var(--blue); background: var(--blue); }
.button-primary:hover { border-color: #2459d6; background: #2459d6; }
.button-light { color: #13243a; border-color: #fff; background: #fff; }
.button-outline { color: #244e91; border-color: #aebfe0; background: #fff; }
.button-outline:hover { color: #fff; border-color: var(--blue); background: var(--blue); }
.button-dark { color: #fff; border-color: #14243a; background: #14243a; }
.hero-metrics { right: clamp(24px, 6vw, 100px); bottom: 0; width: min(610px, calc(100% - 48px)); border: 1px solid rgba(255,255,255,.2); border-bottom: 0; background: rgba(255,255,255,.96); box-shadow: 0 18px 44px rgba(9,22,40,.2); }
.hero-metrics div { padding: 21px 24px; border-right-color: #e1e7ef; }
.hero-metrics strong { color: #14243a; font-size: 30px; }
.hero-metrics span { color: #68798e; }

.section { width: min(1480px, calc(100% - 64px)); padding: 92px 0; }
.section-heading { max-width: 920px; }
.section-heading h2, .story-copy h2, .security-copy h2, .service-band h2, .trust-section h2 { color: #102139; font-size: clamp(34px, 4vw, 54px); line-height: 1.2; }
.section-heading > p:last-child, .story-copy > p, .security-copy > p, .service-band > div > p, .trust-section p { color: var(--muted); font-size: 18px; }
.eyebrow { color: #245fcc; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.capability-grid { margin-top: 48px; border-color: var(--line); }
.capability-item { min-height: 250px; padding: 30px 27px; }
.capability-item > span { display: inline-grid; place-items: center; width: 34px; height: 28px; color: #fff; border-radius: 4px; background: var(--blue); font-size: 12px; }
.capability-item:nth-child(2) > span { background: var(--green); }
.capability-item:nth-child(3) > span { background: #7b5ac7; }
.capability-item:nth-child(4) > span { background: #b16c12; }
.capability-item h3 { margin-top: 44px; color: #1a2c44; }
.capability-item p { font-size: 15px; }

.feature-story { gap: clamp(44px, 6vw, 100px); }
.story-media, .story-media img { min-height: 520px; }
.story-media { border: 1px solid #dce4ed; box-shadow: var(--shadow); }
.fact-list div { grid-template-columns: 140px 1fr; }
.fact-list strong { color: #253d5a; }
.module-list { border-color: var(--line); background: #f6f8fb; }
.module-list div { min-height: 178px; }
.module-list strong { color: var(--blue); }
.module-list span { color: #263a52; }
.service-band { min-height: 570px; margin-top: 30px; }
.service-band::after { background: rgba(9, 23, 43, .72); }
.service-band > div { width: min(720px, 82vw); }
.service-band .eyebrow { color: #9fc3ff; }
.service-band h2 { color: #fff; }

.business-scenes { width: 100%; padding-right: max(32px, calc((100% - 1480px) / 2)); padding-left: max(32px, calc((100% - 1480px) / 2)); background: #f4f7fb; }
.scene-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin-top: 44px; border: 1px solid var(--line); background: var(--line); }
.scene-grid article { min-height: 310px; display: flex; flex-direction: column; padding: 28px; background: #fff; }
.scene-grid article > span { color: var(--blue); font-size: 13px; font-weight: 800; }
.scene-grid article:nth-child(2) > span { color: var(--green); }
.scene-grid article:nth-child(3) > span { color: #7657b7; }
.scene-grid article:nth-child(4) > span { color: #a66c12; }
.scene-grid h3 { margin: 38px 0 12px; color: #1d314a; font-size: 23px; line-height: 1.4; }
.scene-grid p { margin: 0 0 24px; color: var(--muted); font-size: 15px; }
.scene-grid a { margin-top: auto; color: #245dcc; font-size: 14px; font-weight: 750; }

.security-matrix { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(50px, 8vw, 130px); align-items: center; }
.security-copy .button { margin-top: 25px; }
.security-list { border-top: 1px solid var(--line); }
.security-list article { display: grid; grid-template-columns: 150px 1fr; gap: 22px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.security-list strong { color: #1e3856; }
.security-list span { color: var(--muted); }
.market-preview { width: 100%; padding-right: max(32px, calc((100% - 1480px) / 2)); padding-left: max(32px, calc((100% - 1480px) / 2)); background: #0d1f36; color: #fff; }
.market-preview .section-heading h2 { color: #fff; }
.market-preview .section-heading p:last-child { color: #aab8c9; }
.market-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 42px; border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.15); }
.market-links a { min-height: 190px; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; background: #132942; text-decoration: none; transition: background .2s ease; }
.market-links a:hover { background: #193552; }
.market-links strong { color: #fff; font-size: 25px; }
.market-links span { margin-top: 10px; color: #9eafc2; font-size: 14px; }
.delivery-steps ol, .project-process ol { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 42px 0 0; padding: 0; border: 1px solid var(--line); background: var(--line); list-style: none; }
.delivery-steps li, .project-process li { min-height: 210px; display: flex; flex-direction: column; padding: 28px; background: #fff; }
.delivery-steps li::before { content: counter(list-item); width: 34px; height: 27px; display: grid; place-items: center; margin-bottom: 38px; color: #fff; border-radius: 4px; background: var(--blue); font-size: 12px; font-weight: 800; }
.delivery-steps strong, .project-process strong { color: #203750; font-size: 20px; }
.delivery-steps span, .project-process span { margin-top: 10px; color: var(--muted); font-size: 14px; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 40px; }
.faq-grid details { padding: 22px 24px; border: 1px solid var(--line); background: #fff; }
.faq-grid summary { color: #213750; cursor: pointer; font-weight: 800; }
.faq-grid p { margin: 14px 0 0; color: var(--muted); font-size: 15px; }

.page-banner { min-height: 430px; padding: 84px clamp(24px, 8vw, 150px); border-bottom-color: var(--line); background: #eef4ff; }
.page-banner > div { max-width: 1000px; }
.page-banner h1 { color: #102139; font-size: clamp(46px, 6vw, 76px); }
.page-banner p:last-child { max-width: 850px; color: #5d7088; }
.page-banner-apps { background: #f4f7fb; }
.page-banner-genuine { background: #edf8f4; }
.page-banner-customer { background: #f4f7fb; }
.product-banner { background: #eef4ff; }
.customized-banner { background: #f2f7f5; }
.community-banner { background: #f3f6fb; }
.cases-banner { background: #f7f4ee; }
.banner-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }

.product-capability-grid, .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 44px; border: 1px solid var(--line); background: var(--line); }
.product-capability-grid article, .service-grid article { min-height: 300px; padding: 28px; background: #fff; }
.product-capability-grid b { color: #245dcc; font-size: 13px; }
.product-capability-grid h3 { margin: 42px 0 12px; color: #1d324b; font-size: 23px; }
.product-capability-grid p, .service-grid p { margin: 0; color: var(--muted); font-size: 15px; }
.product-screen { display: grid; grid-template-columns: 1.18fr .82fr; gap: clamp(42px, 7vw, 100px); align-items: center; }
.product-screen img { width: 100%; min-height: 520px; object-fit: cover; border: 1px solid var(--line); box-shadow: var(--shadow); }
.product-screen h2 { margin: 8px 0 17px; color: #102139; font-size: clamp(34px, 4vw, 52px); line-height: 1.22; }
.product-screen p, .product-screen li { color: var(--muted); }
.product-screen ul { margin: 25px 0 0; padding: 0; list-style: none; }
.product-screen li { padding: 11px 0; border-bottom: 1px solid var(--line); }
.product-screen li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 11px; border-radius: 50%; background: var(--green); }
.capability-table { padding-top: 25px; }
.capability-table > div:last-child { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 40px; border: 1px solid var(--line); background: var(--line); }
.capability-table article { min-height: 190px; display: grid; align-content: center; padding: 27px; background: #f8fafc; }
.capability-table span, .capability-table strong, .capability-table small { display: block; }
.capability-table span { color: var(--muted); font-size: 13px; }
.capability-table strong { margin: 8px 0; color: #1b3350; font-size: 22px; }
.capability-table small { color: #728297; }

.pricing-grid { gap: 16px; }
.price-panel { min-height: 530px; padding: 30px; border-color: var(--line); border-radius: 6px; box-shadow: var(--shadow); }
.price-panel.is-featured { border-top-color: var(--blue); }
.comparison-band { background: #102139; }
.filter-row { gap: 18px; }
.filter-row button { font-size: 14px; }
.app-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.app-item { border-color: var(--line); border-radius: 6px; overflow: hidden; }
.app-item:hover { transform: translateY(-2px); }
.app-cover { background: #edf3ff; }
.app-body { padding: 22px; }
.app-body h2 { color: #20354e; }
.market-guide { padding-top: 32px; }
.market-guide-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 42px; border: 1px solid var(--line); background: var(--line); }
.market-guide-grid article { min-height: 250px; padding: 28px; background: #fff; }
.market-guide-grid span, .case-method-grid span { display: grid; place-items: center; width: 34px; height: 28px; color: #fff; border-radius: 4px; background: var(--blue); font-size: 12px; font-weight: 800; }
.market-guide-grid h3 { margin: 42px 0 12px; color: #1d334d; font-size: 22px; }
.market-guide-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.market-flow { width: 100%; padding: 82px max(32px, calc((100% - 1480px) / 2)); background: #102139; }
.market-flow .section-heading h2 { color: #fff; }
.market-flow .eyebrow { color: #9ec3ff; }
.market-flow ol { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 40px 0 0; padding: 0; list-style: none; background: rgba(255,255,255,.14); }
.market-flow li { min-height: 210px; display: flex; flex-direction: column; padding: 27px; background: #142b47; }
.market-flow b { color: #9ec3ff; font-size: 13px; }
.market-flow strong { margin-top: 46px; color: #fff; font-size: 21px; }
.market-flow span { margin-top: 8px; color: #aebdce; font-size: 14px; }

.genuine-layout { gap: 16px; }
.lookup-panel, .lookup-result { border-color: var(--line); border-radius: 6px; }
.lookup-panel { box-shadow: var(--shadow); }
.lookup-result { background: #f6f8fb; }
input, select { border-color: #b9c7d7; border-radius: 5px; }
.trust-section { gap: 80px; }
.trust-section img { border: 1px solid var(--line); }

.service-grid article { min-height: 280px; }
.service-grid strong { color: #1d334d; font-size: 22px; }
.service-grid p { margin: 26px 0; }
.service-grid span { color: #24705e; font-size: 13px; font-weight: 750; }
.project-process { width: 100%; padding-right: max(32px, calc((100% - 1480px) / 2)); padding-left: max(32px, calc((100% - 1480px) / 2)); background: #f4f7fb; }
.project-process ol { grid-template-columns: repeat(6, 1fr); }
.project-process li { min-height: 250px; }
.project-process b { width: 34px; height: 27px; display: grid; place-items: center; margin-bottom: 36px; color: #fff; border-radius: 4px; background: var(--blue); font-size: 12px; }
.service-cta { position: relative; width: 100%; min-height: 540px; display: flex; align-items: center; overflow: hidden; color: #fff; }
.service-cta::after { content: ""; position: absolute; inset: 0; background: rgba(8, 22, 41, .73); }
.service-cta img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.service-cta > div { position: relative; z-index: 2; width: min(720px, calc(100% - 48px)); margin-left: clamp(24px, 9vw, 170px); }
.service-cta h2 { margin: 8px 0 16px; color: #fff; font-size: clamp(36px, 5vw, 58px); line-height: 1.2; }
.service-cta p { color: rgba(255,255,255,.84); font-size: 18px; }

.community-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 34px; align-items: start; }
.community-feature { display: grid; grid-template-columns: .95fr 1.05fr; border: 1px solid var(--line); }
.community-feature img { width: 100%; height: 100%; min-height: 390px; object-fit: cover; }
.community-feature > div { display: flex; flex-direction: column; justify-content: center; padding: 38px; }
.community-feature span { color: var(--blue); font-size: 13px; font-weight: 800; }
.community-feature h2 { margin: 16px 0 12px; color: #1b3049; font-size: 31px; line-height: 1.3; }
.community-feature p { color: var(--muted); }
.community-feature a { color: #245dcc; font-weight: 750; }
.community-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 12px; }
.community-grid article { min-height: 210px; padding: 24px; border: 1px solid var(--line); }
.community-grid span { color: #24705e; font-size: 12px; font-weight: 800; }
.community-grid h3 { margin: 28px 0 10px; color: #203750; }
.community-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.community-side { position: sticky; top: 96px; border: 1px solid var(--line); background: #f8fafc; }
.community-side h2 { margin: 0; padding: 20px; border-bottom: 1px solid var(--line); color: #203750; font-size: 19px; }
.community-side a { display: flex; justify-content: space-between; gap: 14px; padding: 15px 20px; border-bottom: 1px solid var(--line); color: #40546c; text-decoration: none; }
.community-side a:hover { color: var(--blue-dark); background: #edf3ff; }
.community-side span { color: #245dcc; font-size: 13px; }
.community-roadmap { width: 100%; padding: 88px max(32px, calc((100% - 1480px) / 2)); background: #102139; }
.community-roadmap .section-heading h2 { color: #fff; }
.community-roadmap .section-heading > p:last-child { color: #aebdce; }
.community-roadmap .eyebrow { color: #9ec3ff; }
.community-roadmap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 42px; background: rgba(255,255,255,.14); }
.community-roadmap-grid article { min-height: 310px; display: flex; flex-direction: column; padding: 27px; background: #142b47; }
.community-roadmap-grid span { color: #9ec3ff; font-size: 12px; font-weight: 800; }
.community-roadmap-grid h3 { margin: 45px 0 12px; color: #fff; font-size: 22px; }
.community-roadmap-grid p { margin: 0; color: #aebdce; font-size: 14px; }
.community-roadmap-grid a { margin-top: auto; padding-top: 24px; color: #fff; font-weight: 750; text-decoration: none; }
.community-rules { padding-top: 72px; }
.community-rules > div:last-child { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.community-rules article { min-height: 190px; padding: 28px; border-top: 3px solid var(--blue); background: #f6f8fb; }
.community-rules article:nth-child(2) { border-top-color: var(--green); }
.community-rules article:nth-child(3) { border-top-color: var(--amber); }
.community-rules strong { color: #1d334d; font-size: 21px; }
.community-rules p { margin: 20px 0 0; color: var(--muted); font-size: 14px; }

.case-list { display: grid; gap: 30px; }
.case-list article { display: grid; grid-template-columns: 1.05fr .95fr; min-height: 470px; border: 1px solid var(--line); }
.case-list article:nth-child(even) { grid-template-columns: .95fr 1.05fr; }
.case-list article:nth-child(even) img { order: 2; }
.case-list img { width: 100%; height: 100%; object-fit: cover; }
.case-list article > div { display: flex; flex-direction: column; justify-content: center; padding: clamp(30px, 5vw, 70px); }
.case-list span { color: var(--blue); font-size: 13px; font-weight: 800; }
.case-list h2 { margin: 18px 0 14px; color: #17304d; font-size: 34px; line-height: 1.3; }
.case-list p, .case-list li { color: var(--muted); }
.case-list ul { margin: 22px 0 0; padding: 0; list-style: none; }
.case-list li { padding: 8px 0; border-bottom: 1px solid var(--line); }
.case-outcome-band { width: 100%; padding: 88px max(32px, calc((100% - 1480px) / 2)); color: #fff; background: #102139; }
.case-outcome-band > div { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.case-outcome-band h2 { margin: 8px 0 16px; color: #fff; font-size: clamp(34px, 4vw, 52px); line-height: 1.22; }
.case-outcome-band p { color: #aebdce; font-size: 17px; }
.case-outcome-band .eyebrow { color: #9ec3ff; }
.case-outcome-band dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 0; background: rgba(255,255,255,.14); }
.case-outcome-band dl div { min-height: 130px; padding: 25px; background: #142b47; }
.case-outcome-band dt { color: #9ec3ff; font-size: 12px; font-weight: 800; }
.case-outcome-band dd { margin: 28px 0 0; color: #fff; font-size: 17px; font-weight: 750; }
.case-method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 40px; border: 1px solid var(--line); background: var(--line); }
.case-method-grid article { min-height: 245px; padding: 27px; background: #fff; }
.case-method-grid strong { display: block; margin-top: 40px; color: #1d334d; font-size: 21px; }
.case-method-grid p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }
.case-contact { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 30px; padding: 24px 28px; border-left: 4px solid var(--blue); background: #f4f7fb; }
.case-contact div { display: grid; gap: 4px; }
.case-contact strong { color: #1d334d; font-size: 20px; }
.case-contact span { color: var(--muted); font-size: 14px; }

.customer-workspace { transition: grid-template-columns .2s ease; }
.customer-workspace:not(.is-signed-in) { display: block; width: 100%; }
.customer-workspace:not(.is-signed-in) .customer-main { width: 100%; }
.customer-side { border-color: var(--line); border-radius: 6px; overflow: hidden; }
.customer-side button { font-size: 14px; }
.customer-side button:hover, .customer-side button.is-active { border-left-color: var(--blue); background: #edf3ff; color: var(--blue-dark); }
.login-panel, .order-form, .data-row, .ai-package-grid article { border-color: var(--line); border-radius: 6px; }
.metric-grid div { border-radius: 5px; }
.wallet-summary div { border-radius: 5px; background: #14263d; }

.site-footer { grid-template-columns: 1.2fr 2fr .8fr; align-items: start; padding: 64px clamp(24px, 5vw, 80px) 24px; background: #0c1b2f; }
.footer-brand { max-width: 420px; }
.footer-brand > strong { font-size: 24px; }
.footer-brand p { margin-top: 12px !important; color: #a9b6c6 !important; font-size: 14px !important; }
.footer-brand span { display: block; margin-top: 19px; color: #7489a1; font-size: 12px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-links section { display: grid; align-content: start; gap: 8px; }
.footer-links strong, .footer-support strong { margin-bottom: 7px; color: #fff; font-size: 14px; }
.footer-links a { color: #92a3b7; font-size: 13px; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-support p { color: #9eafc1 !important; }
.footer-support a { color: #8ab7ff; font-size: 13px; }
.footer-copyright { grid-column: 1 / -1; width: 100%; margin-top: 40px !important; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: #6f8399 !important; text-align: center !important; }
.footer-copyright a { color: #8ab7ff; }
.toast-stack { top: 86px; right: 20px; }
.toast { border: 1px solid #d8e1eb; border-left: 4px solid var(--green); border-radius: 6px; }
.toast.is-error { border-left-color: var(--danger); }

@media (max-width: 1200px) {
  .site-header { gap: 18px; padding-right: 24px; padding-left: 24px; }
  .site-nav { gap: 18px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .project-process ol { grid-template-columns: repeat(3, 1fr); }
  .product-capability-grid, .service-grid, .market-guide-grid, .community-roadmap-grid, .case-method-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-table > div:last-child { grid-template-columns: repeat(2, 1fr); }
  .site-footer { grid-template-columns: 1fr 1.7fr; }
  .footer-support { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto auto; }
  .site-nav { top: 72px; right: 16px; min-width: 250px; padding: 8px; border-radius: 6px; }
  .site-nav a { padding: 11px 13px; }
  .hero-band { min-height: 680px; }
  .hero-content { margin-left: 48px; }
  .feature-story, .security-matrix, .product-screen, .community-layout, .case-outcome-band > div { grid-template-columns: 1fr; }
  .community-side { position: static; }
  .delivery-steps ol { grid-template-columns: repeat(2, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .case-list article, .case-list article:nth-child(even) { grid-template-columns: 1fr; }
  .case-list article:nth-child(even) img { order: 0; }
  .case-list img { min-height: 360px; }
}

@media (max-width: 720px) {
    /* 一秒互联公司  www.yimiaonet.com：移动端商城操作按钮保留完整触控区域。 */
    .market-app-item .app-bottom button,
    .market-app-item .app-bottom a,
    .market-detail-dialog > header button {
        min-height: 44px;
    }

    .market-detail-dialog > header button {
        min-width: 44px;
    }
    .brand,
    .site-footer a {
        min-height: 44px;
    }
    .site-footer a {
        display: flex;
        align-items: center;
    }
  body { font-size: 15px; }
  .site-header { min-height: 64px; padding: 0 14px; }
  .brand-copy small, .header-action { display: none; }
  .site-nav { top: 64px; right: 10px; left: 10px; }
  .hero-band { min-height: 690px; align-items: flex-start; }
  .hero-content { width: auto; margin: 0 20px; padding: 85px 0 220px; }
  .hero-content h1 { font-size: 62px; }
  .hero-lead { font-size: 18px; }
  .hero-metrics { right: 14px; left: 14px; width: auto; }
  .hero-metrics div { padding: 16px 8px; text-align: center; }
  .hero-metrics strong { font-size: 21px; }
  .hero-metrics span { font-size: 11px; }
  .section { width: min(100% - 30px, 1480px); padding: 66px 0; }
  .business-scenes, .market-preview, .project-process { padding-right: 15px; padding-left: 15px; }
  .section-heading h2, .story-copy h2, .security-copy h2, .service-band h2, .trust-section h2 { font-size: 32px; }
  .section-heading > p:last-child, .story-copy > p, .security-copy > p, .service-band > div > p, .trust-section p { font-size: 16px; }
  .capability-grid, .module-list, .comparison-band, .scene-grid, .market-links, .delivery-steps ol, .project-process ol, .faq-grid, .product-capability-grid, .service-grid, .capability-table > div:last-child, .app-grid, .pricing-grid, .genuine-layout, .trust-section, .community-feature, .community-grid, .site-footer, .footer-links, .market-guide-grid, .market-flow ol, .community-roadmap-grid, .community-rules > div:last-child, .case-outcome-band dl, .case-method-grid { grid-template-columns: 1fr; }
  .market-flow, .community-roadmap, .case-outcome-band { padding-right: 15px; padding-left: 15px; }
  .market-guide-grid article, .market-flow li, .community-roadmap-grid article, .case-method-grid article { min-height: 0; }
  .case-contact { align-items: flex-start; flex-direction: column; }
  .capability-item, .module-list div, .comparison-band div { border-right: 0; }
  .feature-story { gap: 35px; }
  .story-media, .story-media img { min-height: 330px; }
  .security-list article { grid-template-columns: 1fr; gap: 5px; }
  .page-banner { min-height: 360px; padding: 56px 18px; }
  .page-banner h1 { font-size: 39px; }
  .product-screen img { min-height: 330px; }
  .service-cta { min-height: 500px; }
  .service-cta > div { margin: 0 20px; }
  .community-feature img { min-height: 300px; }
  .community-feature > div { padding: 26px; }
  .case-list article { min-height: 0; }
  .case-list img { min-height: 280px; }
  .case-list h2 { font-size: 27px; }
  .customer-workspace:not(.is-signed-in) .customer-main { padding-right: 14px; padding-left: 14px; }
  .site-footer { padding: 48px 22px 22px; }
  .footer-support { grid-column: auto; }
  .footer-copyright { grid-column: auto; text-align: left !important; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}