:root { color-scheme: light; font-family: "Helvetica Neue",Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif; color: #17213a; background: #f5f7fc; }
* { box-sizing: border-box; }
html { max-width: 100%; scroll-behavior: smooth; overflow-x: hidden; }
body { max-width: 100%; min-height: 100vh; margin: 0; background: radial-gradient(circle at 88% 4%,rgba(98,176,255,.18),transparent 28rem),#f5f7fc; overflow-x: hidden; }
a { color: inherit; }
main { display: grid; width: min(1280px,calc(100% - 48px)); margin: 0 auto; padding: 28px 0 56px; gap: 18px; }
.page-titlebar { display: flex; min-height: 60px; align-items: center; gap: 14px; padding: 0; }
.page-back { display: grid; flex: 0 0 auto; width: 46px; height: 46px; padding: 0; place-items: center; color: #315df6; border: 0; border-radius: 15px; background: white; box-shadow: 0 9px 26px rgba(45,67,128,.07); cursor: pointer; font-family: inherit; font-size: 27px; font-weight: 400; text-decoration: none; }
.page-back:hover,.page-back:focus-visible { background: white; box-shadow: 0 16px 38px rgba(39,58,111,.14); }
.page-titlebar div { display: grid; gap: 2px; }
.page-titlebar small { color: #98a0b2; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.page-titlebar h1 { margin: 2px 0 0; font-size: 28px; }
.page-jump-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.page-jump-nav a { display: inline-flex; min-height: 32px; align-items: center; padding: 0 13px; color: #53627e; border: 1px solid #e0e6f2; border-radius: 999px; background: rgba(255,255,255,.84); font-size: 10px; font-weight: 800; text-decoration: none; }
.page-jump-nav a:hover,.page-jump-nav a:focus-visible { color: #315df6; border-color: #b9c9ff; background: white; }
.hero,.content-section,.audience-section,.renewal-section,.experience-section,.delivery-section,.after-sales-section,.agreements-section,.company-section { border: 1px solid rgba(255,255,255,.9); border-radius: 28px; background: rgba(255,255,255,.96); box-shadow: 0 18px 48px rgba(39,58,111,.09); }
.hero { position: relative; display: grid; width: 100%; height: 210px; min-height: 210px; grid-template-columns: minmax(0,1fr) minmax(430px,.72fr); align-items: center; gap: 28px; overflow: hidden; padding: 22px 38px; border-radius: 30px; background: radial-gradient(circle at 82% 18%,rgba(255,255,255,.2),transparent 11rem),linear-gradient(135deg,#315df6 0%,#4678f7 60%,#64a8f4 100%); color: white; }
.hero::after { position: absolute; right: -140px; bottom: -270px; width: 620px; height: 620px; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; content: ""; }
.hero-copy,.price-plans { position: relative; z-index: 1; min-width: 0; }
.eyebrow,.section-heading>span { display: block; font-size: 9px; font-weight: 850; letter-spacing: .16em; }
.hero .eyebrow { color: rgba(255,255,255,.82); }
.hero h1 { margin: 8px 0 7px; font-size: 30px; line-height: 1.08; letter-spacing: -.03em; }
.hero h1 br { display: none; }
.hero-copy>p { max-width: 620px; margin: 0; color: rgba(255,255,255,.9); font-size: 11px; line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 9px; }
.hero-actions a,.wide-action { display: inline-flex; min-height: 34px; align-items: center; justify-content: center; padding: 0 16px; border-radius: 13px; font-size: 10px; font-weight: 800; text-decoration: none; }
.primary-action { color: #315df6; background: white; box-shadow: 0 12px 30px rgba(18,47,139,.18); }
.secondary-action { color: white; border: 1px solid rgba(255,255,255,.48); background: rgba(255,255,255,.12); }
.hero-payment-note { display: block; margin-top: 5px; color: rgba(255,255,255,.75); font-size: 8px; }
.price-plans { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); align-self: center; gap: 10px; }
.price-card { position: relative; min-width: 0; min-height: 154px; padding: 14px 15px; color: #17213a; border: 1px solid rgba(255,255,255,.82); border-radius: 18px; background: rgba(255,255,255,.94); box-shadow: 0 14px 30px rgba(18,47,139,.16); }
.price-card.is-recommended { border-color: rgba(255,255,255,.98); background: white; }
.price-card>span { color: #315df6; font-size: 10px; font-weight: 850; }
.price-card>span b { display: inline-block; margin-left: 4px; padding: 2px 5px; color: white; border-radius: 999px; background: #ff777a; font-size: 7px; vertical-align: 1px; }
.price { display: flex; align-items: flex-start; margin-top: 6px; color: #17213a; }
.price small { margin-top: 4px; font-size: 12px; font-weight: 850; }
.price strong { font-size: 30px; line-height: 1; }
.price em { align-self: flex-end; margin: 0 0 3px 2px; color: #66738a; font-size: 9px; font-style: normal; font-weight: 750; }
.price-card>p { margin: 4px 0 7px; color: #526078; font-size: 10px; font-weight: 750; }
.price-card ul { display: grid; gap: 4px; margin: 0; padding: 7px 0 0; border-top: 1px solid #e5eaf5; list-style: none; }
.price-card li { color: #66738a; font-size: 9px; line-height: 1.35; }
.price-card li::before { margin-right: 6px; color: #315df6; content: "✓"; font-weight: 900; }
.content-section,.delivery-section,.after-sales-section,.agreements-section,.company-section { padding: 31px; }
.section-heading { display: grid; gap: 8px; }
.section-heading>span { color: #315df6; }
.section-heading h2,.audience-section h2,.experience-section h2 { margin: 0; font-size: 27px; }
.section-heading p { margin: 0; color: #77839a; font-size: 12px; line-height: 1.65; }
.benefits-overview { padding: 0; border: 0; background: transparent; box-shadow: none; }
.benefits-overview .section-heading { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.benefit-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 15px; margin-top: 0; }
.benefit-grid article { height: 192px; min-height: 192px; padding: 25px; border: 1px solid #e4e9f4; border-radius: 24px; background: rgba(255,255,255,.96); box-shadow: 0 18px 48px rgba(39,58,111,.09); }
.benefit-grid b { color: #315df6; font-size: 9px; }
.benefit-grid h3 { margin: 24px 0 10px; font-size: 19px; }
.benefit-grid p { margin: 0; color: #6f7c94; font-size: 11px; line-height: 1.65; }
.experience-section { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(330px,.5fr); align-items: center; gap: 30px; padding: 27px 31px; border-color: #cddaff; background: linear-gradient(135deg,#315df6,#4f83f6); color: white; }
.experience-section .eyebrow { color: rgba(255,255,255,.76); }
.experience-section h2 { margin-top: 8px; font-size: 23px; }
.experience-section p { max-width: 780px; margin: 9px 0 0; color: rgba(255,255,255,.86); font-size: 11px; line-height: 1.7; }
.experience-actions { display: grid; gap: 8px; }
.experience-actions a { display: flex; min-height: 39px; align-items: center; justify-content: center; padding: 0 13px; color: #315df6; border-radius: 13px; background: white; font-size: 10px; font-weight: 850; text-align: center; text-decoration: none; }
.experience-actions a+ a { color: white; border: 1px solid rgba(255,255,255,.42); background: rgba(255,255,255,.12); }
.audience-section { display: grid; grid-template-columns: minmax(260px,.7fr) minmax(0,1.3fr); gap: 28px; padding: 31px; }
.audience-section .eyebrow { margin-bottom: 9px; color: #315df6; }
.audience-section dl,.company-details { display: grid; margin: 0; }
.audience-section dl>div,.company-details>div { display: grid; grid-template-columns: 120px minmax(0,1fr); gap: 16px; padding: 11px 0; border-top: 1px solid #e8ecf4; }
.audience-section dl>div:first-child,.company-details>div:first-child { border-top: 0; }
dt { color: #8792a8; font-size: 10px; font-weight: 750; }
dd { min-width: 0; margin: 0; font-size: 11px; font-weight: 700; line-height: 1.65; overflow-wrap: anywhere; }
dd a { color: #315df6; text-decoration: none; }
dd a:hover,dd a:focus-visible { text-decoration: underline; }
.renewal-section { display: grid; grid-template-columns: minmax(220px,.55fr) minmax(0,1.45fr); align-items: center; gap: 28px; padding: 24px 31px; border-color: #dfe8ff; background: linear-gradient(135deg,#f6f9ff,#eef4ff); }
.renewal-section .eyebrow { margin-bottom: 7px; color: #315df6; }
.renewal-section h2 { margin: 0; font-size: 18px; }
.renewal-section p { margin: 0; color: #596983; font-size: 11px; line-height: 1.75; }
.renewal-section a { color: #315df6; font-weight: 800; text-decoration: none; }
.purchase-steps { display: grid; grid-template-columns: repeat(5,1fr); gap: 11px; margin: 22px 0 0; padding: 0; list-style: none; }
.purchase-steps li { display: flex; gap: 10px; padding: 15px; border-radius: 19px; background: #f7f9fd; }
.purchase-steps li>b { display: grid; flex: 0 0 auto; width: 31px; height: 31px; place-items: center; color: #315df6; border-radius: 10px; background: #e9efff; }
.purchase-steps h3 { margin: 4px 0 7px; font-size: 12px; }
.purchase-steps p { margin: 0; color: #6f7c94; font-size: 9px; line-height: 1.65; }
.wide-action { width: 100%; margin-top: 20px; color: white; background: #315df6; }
.delivery-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; margin-top: 20px; }
.delivery-grid article,.support-grid article { padding: 20px; border: 1px solid #e4e9f4; border-radius: 19px; background: #f9faff; }
.delivery-grid h3,.support-grid h3 { margin: 0 0 8px; font-size: 14px; }
.delivery-grid p,.support-grid p { margin: 0; color: #697790; font-size: 10px; line-height: 1.75; }
.support-summary { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; margin-top: 21px; }
.support-summary div { display: grid; gap: 5px; padding: 15px 17px; border-radius: 16px; background: #eef4ff; }
.support-summary span { color: #7987a1; font-size: 9px; font-weight: 800; }
.support-summary a,.support-summary strong { color: #244fda; font-size: 12px; font-weight: 850; text-decoration: none; overflow-wrap: anywhere; }
.support-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 12px; }
.support-grid article { background: white; }
.support-process { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 9px; margin: 13px 0 0; padding: 0; list-style: none; }
.support-process li { display: flex; align-items: center; gap: 9px; padding: 12px; border-radius: 15px; background: #f5f7fb; }
.support-process b { display: grid; flex: 0 0 auto; width: 27px; height: 27px; place-items: center; color: white; border-radius: 9px; background: #315df6; font-size: 10px; }
.support-process span { color: #65738c; font-size: 9px; line-height: 1.55; }
.agreements-section { display: grid; gap: 11px; }
.agreements-section>.section-heading { margin-bottom: 8px; }
.agreements-section details { border: 1px solid #e1e7f2; border-radius: 17px; background: #fbfcff; }
.agreements-section summary { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 16px; padding: 17px 19px; cursor: pointer; list-style-position: inside; }
.agreements-section summary span { color: #203252; font-size: 13px; font-weight: 850; }
.agreements-section summary small { color: #8a95a9; font-size: 9px; font-weight: 700; }
.agreement-copy { display: grid; gap: 8px; padding: 0 20px 19px; border-top: 1px solid #e8ecf4; }
.agreement-copy p { margin: 0; color: #606f88; font-size: 10px; line-height: 1.78; }
.agreement-copy p:first-child { padding-top: 15px; }
.agreement-copy strong { color: #30425f; }
.agreement-copy a { color: #315df6; }
.company-details { grid-template-columns: 1fr 1fr; gap: 0 24px; margin-top: 20px; }
.support-note { margin: 16px 0 0; padding: 12px 14px; color: #66738a; border-radius: 14px; background: #f5f7fb; font-size: 10px; line-height: 1.65; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px; padding: 8px 24px 40px; color: #8a95aa; font-size: 11px; }
.site-footer a { text-decoration: none; }

@media (max-width:1080px) and (min-width:861px) {
  .hero { height: auto; min-height: 210px; grid-template-columns: 1fr; }
  .hero h1 br { display: block; }
  .price-plans { width: min(100%,680px); }
  .purchase-steps { grid-template-columns: repeat(3,1fr); }
  .experience-section { grid-template-columns: 1fr; }
  .experience-actions { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width:860px) {
  main { width: min(100% - 24px,680px); padding: 18px 0 30px; gap: 14px; }
  .page-titlebar { min-height: 52px; padding: 0; }
  .page-titlebar h1 { font-size: 23px; }
  .page-jump-nav { flex-wrap: wrap; }
  .page-jump-nav a { flex: 0 0 auto; min-height: 35px; }
  .hero { height: auto; min-height: 0; grid-template-columns: 1fr; gap: 26px; padding: 30px 22px; border-radius: 25px; }
  .hero h1 { margin-top: 12px; font-size: clamp(28px,8.4vw,34px); overflow-wrap: anywhere; }
  .hero h1 br { display: block; }
  .hero-copy>p { font-size: 14px; line-height: 1.75; }
  .hero-actions { display: grid; }
  .hero-actions a { width: 100%; min-width: 0; min-height: 48px; padding: 0 10px; }
  .hero-payment-note { font-size: 10px; line-height: 1.5; }
  .price-card { padding: 20px; }
  .price strong { font-size: 42px; }
  .content-section,.delivery-section,.after-sales-section,.agreements-section,.company-section { padding: 26px 20px; border-radius: 25px; }
  .section-heading h2,.audience-section h2,.experience-section h2 { font-size: 23px; }
  .benefit-grid,.purchase-steps,.delivery-grid,.support-grid,.support-process { grid-template-columns: 1fr; }
  .benefit-grid article { height: auto; min-height: 0; }
  .benefit-grid h3 { margin-top: 16px; }
  .experience-section { grid-template-columns: 1fr; gap: 20px; padding: 26px 20px; border-radius: 25px; }
  .experience-section p { font-size: 12px; }
  .experience-actions a { min-height: 45px; }
  .audience-section { grid-template-columns: 1fr; gap: 20px; padding: 26px 20px; border-radius: 25px; }
  .renewal-section { grid-template-columns: 1fr; gap: 12px; padding: 24px 20px; border-radius: 25px; }
  .audience-section dl>div,.company-details>div { grid-template-columns: 100px minmax(0,1fr); gap: 12px; }
  .support-summary { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .support-grid h3 { font-size: 15px; }
  .support-grid p { font-size: 12px; }
  .support-process li { min-height: 54px; }
  .agreements-section summary { grid-template-columns: 1fr; gap: 4px; padding: 16px; }
  .agreement-copy { padding: 0 16px 17px; }
  .agreement-copy p { font-size: 12px; }
  .company-details { grid-template-columns: 1fr; }
}
@media (max-width:540px) {
  .price-plans,.support-summary { grid-template-columns: 1fr; }
}