:root {
  --ink: #111820;
  --ink-soft: #25303a;
  --paper: #f2f5f7;
  --white: #fff;
  --muted: #697682;
  --line: #d9e1e7;
  --red: #e94235;
  --blue: #2c6cf6;
  --amber: #f3a631;
  --green: #159a73;
}

* { box-sizing: border-box; }
.hidden, [hidden] { display: none !important; }
html { min-width: 320px; min-height: 100%; background: var(--paper); }
body { min-height: 100vh; margin: 0; color: var(--ink); background: var(--paper); font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
a:focus-visible { outline: 3px solid rgba(44, 108, 246, .26); outline-offset: 4px; }
.portal-shell { width: min(1440px, 100%); min-height: 100vh; margin: 0 auto; padding: 0 clamp(24px, 5vw, 76px); }
.portal-header { height: 108px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.portal-brand { display: flex; align-items: center; gap: 13px; }
.portal-brand img { width: 51px; height: 51px; border-radius: 15px; object-fit: cover; background: #fff; }
.portal-brand strong, .portal-brand small { display: block; }
.portal-brand strong { font-size: 15px; font-weight: 900; letter-spacing: .02em; }
.portal-brand small { margin-top: 5px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .09em; }
.portal-status { padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; display: flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .7); color: #53616d; font-size: 11px; font-weight: 700; }
.portal-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(21, 154, 115, .12); }
.portal-status { justify-self: end; }
.portal-nav { padding: 5px; display: flex; align-items: center; gap: 3px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.72); }
.portal-nav a { padding: 8px 12px; border-radius: 9px; color: #64717c; font-size: 11px; font-weight: 800; }
.portal-nav a:hover { background: #fff; color: var(--ink); }
.portal-nav a.is-active { background: var(--ink); color: #fff; }
.portal-hero { min-height: 590px; padding: clamp(48px, 7vw, 94px) clamp(28px, 5.2vw, 76px); border-radius: 34px; display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr); align-items: center; gap: 44px; overflow: hidden; background: var(--ink); color: var(--white); box-shadow: 0 28px 70px rgba(17, 24, 32, .18); }
.portal-eyebrow { color: var(--red); font-size: 11px; font-weight: 900; letter-spacing: .22em; }
.hero-copy { position: relative; z-index: 2; }
.hero-copy h1 { max-width: 680px; margin: 22px 0 0; display: grid; justify-items: start; gap: 9px; font-weight: 950; letter-spacing: -.065em; }
.hero-title-lead { color: var(--white); font-size: clamp(48px, 4.55vw, 66px); line-height: 1.08; white-space: nowrap; }
.hero-title-promise { position: relative; color: #ff6c60; font-size: clamp(59px, 5.55vw, 80px); font-style: normal; line-height: 1; letter-spacing: -.075em; }
.hero-title-promise::after { position: absolute; right: .08em; bottom: -.16em; left: .04em; height: 4px; border-radius: 999px; background: linear-gradient(90deg, var(--red) 0 72%, transparent 72% 77%, var(--red) 77% 91%, transparent 91% 95%, var(--red) 95% 100%); content: ""; opacity: .88; }
.mobile-title-break { display: none; }
.hero-copy p { max-width: 610px; margin: 26px 0 0; color: #b5c0c8; font-size: 16px; line-height: 1.85; }
.hero-actions { margin-top: 35px; display: flex; flex-wrap: wrap; gap: 10px; }
.hero-action { min-width: 190px; min-height: 62px; padding: 0 17px; border: 1px solid rgba(255,255,255,.13); border-radius: 15px; display: flex; align-items: center; justify-content: space-between; gap: 22px; color: var(--white); font-size: 13px; font-weight: 850; transition: transform .2s, background .2s, border-color .2s; }
.hero-action:hover { transform: translateY(-2px); }
.hero-action span { display: grid; gap: 2px; }
.hero-action small { color: #aebac4; font-size: 9px; font-weight: 700; letter-spacing: .05em; }
.hero-action b { font-size: 20px; }
.hero-action.is-zhongkao { background: var(--red); border-color: var(--red); box-shadow: 0 14px 30px rgba(233, 66, 53, .24); }
.hero-action.is-zhongkao small { color: #ffd5d1; }
.hero-action.is-fitness { background: #173d84; border-color: #2f66ca; box-shadow: 0 14px 30px rgba(44,108,246,.16); }
.hero-action.is-fitness small { color: #b8cdf8; }
.hero-action.is-basketball { background: #442712; border-color: #a66320; box-shadow: 0 14px 30px rgba(243,166,49,.12); }
.hero-action.is-basketball small { color: #f6c983; }
.portal-session { width: fit-content; margin-top: 18px; padding: 10px 13px; border: 1px solid #303d49; border-radius: 12px; display: flex; align-items: baseline; gap: 8px; color: #aab6c0; font-size: 10px; }
.portal-session strong { color: #fff; font-size: 12px; }
.portal-session small { color: #7f8d98; }

/* 跑道图是索引页的唯一强装饰，也承担三个板块的状态说明。 */
.growth-track { position: relative; width: min(510px, 100%); aspect-ratio: 1.05; justify-self: end; }
.track-ring { position: absolute; border: 2px solid rgba(233, 66, 53, .25); border-radius: 50%; transform: rotate(-14deg); }
.ring-one { inset: 3%; }
.ring-two { inset: 12%; border-color: rgba(233, 66, 53, .18); }
.ring-three { inset: 21%; border-color: rgba(255, 255, 255, .09); }
.track-center { position: absolute; inset: 38%; border-radius: 50%; display: grid; place-content: center; background: #1e2831; text-align: center; box-shadow: 0 0 0 1px #34414c, 0 20px 45px rgba(0, 0, 0, .22); }
.track-center strong { font-family: "Arial Narrow", "DIN Alternate", sans-serif; font-size: 36px; font-weight: 950; }
.track-center span { margin-top: 2px; color: #9eabb5; font-size: 9px; }
.track-node { position: absolute; min-width: 130px; padding: 11px 13px; border: 1px solid #34414b; border-radius: 15px; display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; background: rgba(27, 36, 44, .96); box-shadow: 0 14px 30px rgba(0, 0, 0, .17); }
.track-node i { grid-row: 1 / 3; width: 31px; height: 31px; border-radius: 10px; display: grid; place-items: center; background: #303b45; color: #aeb9c1; font-size: 10px; font-style: normal; font-weight: 850; }
.track-node span { font-size: 11px; font-weight: 800; }
.track-node b { color: #8d9aa4; font-size: 8px; font-weight: 700; }
.node-live { top: 5%; right: 6%; border-color: rgba(233, 66, 53, .58); }
.node-live i { background: var(--red); color: var(--white); }
.node-live b { color: #ff7c72; }
.node-fitness { top: 45%; left: 0; }
.node-basketball { right: 0; bottom: 3%; }
.node-basketball { border-color: rgba(243,166,49,.7); }
.node-basketball i { background: var(--amber); color: #241507; }
.node-basketball b { color: #f6c983; }

.connection-strip { margin-top: 20px; padding: 22px 25px; border: 1px solid var(--line); border-radius: 22px; display: grid; grid-template-columns: 210px 1fr; align-items: center; gap: 26px; background: #fff; box-shadow: 0 12px 35px rgba(24,40,55,.05); }
.connection-title { padding-right: 25px; border-right: 1px solid var(--line); }
.connection-title span, .connection-title strong { display: block; }
.connection-title span { color: var(--red); font-size: 9px; font-weight: 900; letter-spacing: .12em; }
.connection-title strong { margin-top: 5px; font-size: 14px; }
.connection-path { display: grid; grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr; align-items: center; gap: 7px; }
.connection-path div { display: grid; gap: 4px; }
.connection-path b { font-size: 12px; }
.connection-path span { color: var(--muted); font-size: 9px; line-height: 1.5; }
.connection-path i { height: 1px; background: linear-gradient(90deg,var(--red),var(--blue)); opacity: .45; }
.toolbox-teaser { margin-top: 20px; padding: 24px 28px; display: grid; grid-template-columns: 72px 1fr auto; align-items: center; gap: 25px; border: 1px solid #d9e1e7; border-radius: 22px; background: #fff; box-shadow: 0 12px 35px rgba(24,40,55,.05); }
.toolbox-teaser-mark { width: 70px; height: 70px; padding-top: 12px; border-radius: 18px; background: var(--ink); color: #fff; font-family: "DIN Alternate", "Arial Narrow", sans-serif; font-size: 25px; font-weight: 950; line-height: .85; text-align: center; }
.toolbox-teaser-mark span { color: #ff786f; font-size: 11px; letter-spacing: .06em; }
.toolbox-teaser h2 { margin: 5px 0 0; font-size: 21px; letter-spacing: -.03em; }
.toolbox-teaser p { margin: 6px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.toolbox-teaser a { padding: 13px 16px; border-radius: 11px; background: var(--ink); color: #fff; font-size: 11px; font-weight: 850; white-space: nowrap; }
.toolbox-teaser a span { margin-left: 10px; color: #ff786f; font-size: 16px; }

.service-section { padding: 90px 0 70px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.section-heading h2 { margin: 13px 0 0; font-size: clamp(34px, 4vw, 52px); letter-spacing: -.045em; }
.section-heading p { margin: 0 0 6px; color: var(--muted); font-size: 13px; }
.service-grid { margin-top: 35px; display: grid; grid-template-columns: 1.08fr 1fr 1fr; gap: 18px; }
.service-card { position: relative; min-height: 490px; padding: 28px; border: 1px solid var(--line); border-radius: 26px; display: flex; flex-direction: column; overflow: hidden; background: var(--white); box-shadow: 0 18px 45px rgba(24, 40, 55, .07); }
.service-card::after { position: absolute; right: -74px; bottom: -92px; width: 220px; height: 220px; border: 18px solid rgba(17, 24, 32, .035); border-radius: 50%; content: ""; }
.service-live { border-color: var(--ink); background: var(--ink); color: var(--white); transition: transform .22s, box-shadow .22s; }
.service-live:hover { transform: translateY(-5px); box-shadow: 0 27px 60px rgba(17, 24, 32, .2); }
.service-live::after { border-color: rgba(233, 66, 53, .16); }
.fitness-card { border-top: 5px solid var(--blue); }
.fitness-live { transition: transform .2s, box-shadow .2s; }
.fitness-live:hover { transform: translateY(-4px); box-shadow: 0 22px 48px rgba(44, 108, 246, .14); }
.fitness-live .service-link { border-color: var(--line); }
.fitness-live .service-link span { color: var(--blue); }
.node-fitness { border-color: rgba(44,108,246,.65); }
.node-fitness i { background: var(--blue); color: white; }
.node-fitness b { color: #91b4ff; }
.basketball-card { border-top: 5px solid var(--amber); }
.basketball-live::after { border-color: rgba(243,166,49,.16); }
.basketball-live .service-link span { color: var(--amber); }
.service-top { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.service-mark { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.service-live .service-mark { color: #9ba8b2; }
.status-chip { padding: 7px 10px; border-radius: 999px; background: #eef2f5; color: #697682; font-size: 9px; font-weight: 850; }
.status-chip.is-live { display: flex; align-items: center; gap: 7px; background: #27332f; color: #7bd8bc; }
.status-chip.is-live i { width: 6px; height: 6px; border-radius: 50%; background: #2ec999; }
.status-chip.is-review { display: flex; align-items: center; gap: 7px; background: #3d3022; color: #f6c983; }
.status-chip.is-review i { width: 6px; height: 6px; border-radius: 50%; background: var(--amber); }
.service-number { margin-top: 51px; color: #a7b1b9; font-family: "Arial Narrow", "DIN Alternate", sans-serif; font-size: 15px; font-weight: 900; letter-spacing: .12em; }
.service-live .service-number { color: #ff7368; }
.service-card h3 { position: relative; z-index: 1; margin: 14px 0 0; font-size: clamp(32px, 3.2vw, 46px); line-height: 1.14; letter-spacing: -.045em; }
.service-card > p { position: relative; z-index: 1; margin: 24px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.service-live > p { color: #aeb8c0; }
.service-tags { position: relative; z-index: 1; margin-top: 22px; display: flex; flex-wrap: wrap; gap: 7px; }
.service-tags span { padding: 7px 9px; border-radius: 999px; background: #f1f4f6; color: #65727e; font-size: 9px; font-weight: 700; }
.service-live .service-tags span { background: #27313a; color: #b4bec6; }
.service-session { position: relative; z-index: 1; width: fit-content; margin-top: 14px; padding: 7px 10px; border-radius: 9px; background: #f0f5ff; color: #285ba8; font-size: 10px; font-weight: 750; }
.service-live .service-session { background: #27313a; color: #d9e1e7; }
.service-link { position: relative; z-index: 1; margin-top: auto; padding-top: 24px; border-top: 1px solid #303b44; display: flex; align-items: center; justify-content: space-between; font-size: 13px; font-weight: 850; }
.service-link span { color: var(--red); font-size: 22px; }
.service-link.is-disabled { border-color: #e8edf1; color: #9aa5ae; }
.portal-footer { min-height: 150px; padding: 28px 0 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px 30px; }
.portal-footer > div { display: flex; align-items: center; gap: 11px; }
.portal-footer img { width: 38px; height: 38px; border-radius: 11px; object-fit: cover; background: #fff; }
.portal-footer strong, .portal-footer small { display: block; }
.portal-footer strong { font-size: 12px; }
.portal-footer small { margin-top: 4px; color: var(--muted); font-size: 9px; }
.portal-footer p { color: #7a8791; font-size: 10px; }
.portal-filing { flex: 0 0 100%; color: #7a8791; font-size: 10px; line-height: 1.6; text-align: center; transition: color .18s; }
.portal-filing:hover { color: var(--red); }

@media (max-width: 980px) {
  .portal-header { grid-template-columns: 1fr auto; }
  .portal-nav { grid-row: 2; grid-column: 1 / -1; justify-self: center; }
  .portal-header { height: auto; padding: 24px 0 18px; }
  .portal-hero { grid-template-columns: 1fr; }
  .growth-track { width: min(560px, 90%); justify-self: center; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-live { grid-column: 1 / -1; min-height: 420px; }
  .connection-strip { grid-template-columns: 1fr; gap: 17px; }
  .toolbox-teaser { grid-template-columns: 72px 1fr; }
  .toolbox-teaser a { grid-column: 2; width: fit-content; }
  .connection-title { padding: 0 0 14px; border-right: 0; border-bottom: 1px solid var(--line); }
}

@media (max-width: 660px) {
  .portal-shell { padding: 0 14px; }
  .portal-header { padding: 18px 0 13px; grid-template-columns: 1fr; gap: 13px; }
  .portal-brand img { width: 42px; height: 42px; border-radius: 12px; }
  .portal-brand strong { font-size: 13px; }
  .portal-brand small { max-width: 190px; font-size: 7px; }
  .portal-status { display: none; }
  .portal-nav { grid-row: auto; grid-column: auto; width: 100%; justify-self: stretch; overflow-x: auto; }
  .portal-nav a { flex: 1 0 auto; padding: 8px 9px; text-align: center; }
  .portal-hero { min-height: 0; padding: 42px 23px 37px; border-radius: 25px; gap: 38px; }
  .hero-copy h1 { margin-top: 18px; gap: 9px; }
  .hero-title-lead { font-size: clamp(37px, 10.7vw, 45px); line-height: 1.08; white-space: normal; }
  .hero-title-promise { font-size: clamp(48px, 13.5vw, 57px); line-height: 1.02; }
  .mobile-title-break { display: inline; }
  .hero-copy p { font-size: 13px; }
  .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .hero-action.is-basketball { grid-column: 1 / -1; }
  .hero-action { min-width: 0; min-height: 64px; padding: 0 13px; }
  .hero-action b { font-size: 17px; }
  .portal-session { width: 100%; flex-wrap: wrap; }
  .growth-track { width: 100%; }
  .track-node { min-width: 112px; padding: 9px; }
  .track-node i { width: 27px; height: 27px; }
  .node-fitness { left: -1%; }
  .service-section { padding: 67px 0 50px; }
  .connection-strip { margin-top: 14px; padding: 19px 17px; }
  .toolbox-teaser { margin-top: 14px; padding: 18px; grid-template-columns: 53px 1fr; gap: 13px; }
  .toolbox-teaser-mark { width: 53px; height: 53px; padding-top: 9px; border-radius: 13px; font-size: 19px; }
  .toolbox-teaser-mark span { font-size: 8px; }
  .toolbox-teaser h2 { font-size: 16px; }
  .toolbox-teaser p { font-size: 10px; }
  .toolbox-teaser a { grid-column: 1 / -1; width: 100%; text-align: center; }
  .connection-path { grid-template-columns: 1fr 1fr; gap: 16px; }
  .connection-path i { display: none; }
  .connection-path div { padding-left: 10px; border-left: 2px solid var(--line); }
  .connection-path div:nth-of-type(1) { border-color: var(--red); }
  .connection-path div:nth-of-type(2) { border-color: var(--blue); }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 13px; }
  .section-heading p { line-height: 1.7; }
  .service-grid { margin-top: 25px; grid-template-columns: 1fr; }
  .service-live { grid-column: auto; }
  .service-card { min-height: 430px; padding: 24px; }
  .portal-footer { align-items: flex-start; flex-direction: column; gap: 18px; }
  .portal-footer p { margin: 0; line-height: 1.7; }
  .portal-filing { align-self: stretch; padding-top: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}