:root{
  --blue:#53a4fd;
  --blue-deep:#1675d5;
  --yellow:#ffe683;
  --ink:#17191d;
  --muted:#626873;
  --line:#e5e9ee;
  --soft:#f5f8fb;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{
  margin:0;
  background:var(--white);
  color:var(--ink);
  font-family:PingFang SC,HarmonyOS Sans SC,Source Han Sans SC,Noto Sans CJK SC,Microsoft YaHei,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.shell{width:min(1180px,100% - 48px);margin:0 auto}
.site-header{
  height:92px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  animation:fadeDown .55s cubic-bezier(.22,1,.36,1) both;
}
.brand img{width:154px;height:62px;object-fit:contain;object-position:left center}
.site-nav{display:flex;align-items:center;gap:24px;font-size:13px;font-weight:750}
.site-nav a{padding:12px 0;position:relative}
.site-nav a:after{
  content:"";
  height:2px;
  background:var(--blue);
  position:absolute;
  left:0;
  right:100%;
  bottom:5px;
  transition:right .3s;
}
.site-nav a:hover:after,.site-nav a.is-active:after{right:0}
.header-cta{
  border:1px solid #d7dde4;
  border-radius:999px;
  padding:11px 17px;
  font-size:13px;
  font-weight:800;
  transition:transform .25s,border-color .25s,color .25s;
}
.header-cta:hover{border-color:var(--blue);color:var(--blue-deep);transform:translateY(-2px)}
.page-hero{
  padding:64px 0 110px;
  background:
    radial-gradient(circle at 88% 20%,rgba(83,164,253,.13),transparent 25%),
    linear-gradient(#fbfdff,#fff);
  overflow:hidden;
}
.back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  margin-bottom:48px;
  font-size:13px;
  font-weight:750;
  transition:color .25s,transform .25s;
}
.back-link:hover{color:var(--blue-deep);transform:translateX(-4px)}
.hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:8vw}
.hero-grid.is-single{grid-template-columns:minmax(0,820px);justify-content:start}
.eyebrow{
  color:var(--blue-deep);
  letter-spacing:.15em;
  text-transform:uppercase;
  margin:0 0 22px;
  font-size:12px;
  font-weight:850;
}
h1,h2,blockquote{letter-spacing:-.06em;text-wrap:balance;margin:0;font-weight:900;line-height:1.06}
h1{font-size:clamp(48px,5.3vw,78px);animation:fadeUp .7s .06s both}
h1 span{color:var(--blue);display:block}
.hero-copy>p:last-child{color:#4e5560;margin:28px 0 0;font-size:17px;line-height:1.9;animation:fadeUp .7s .14s both}
.hero-media{
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  padding:13px;
  overflow:hidden;
  box-shadow:0 28px 75px rgba(31,77,119,.14);
  animation:scaleIn .8s .08s both;
}
.hero-media img{width:100%;height:390px;object-fit:cover;border-radius:16px}
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats-grid div{border-right:1px solid var(--line);padding:28px}
.stats-grid div:first-child{padding-left:0}
.stats-grid div:last-child{border:0}
.stats-grid strong{font-size:23px;display:block}
.stats-grid span{color:var(--muted);margin-top:6px;font-size:12px;display:block}
.section{padding:130px 0}
.section.is-soft{background:var(--soft)}
.section.is-dark{background:var(--ink);color:#fff}
.section-head{max-width:820px;margin-bottom:65px}
.section-head.is-split{max-width:none;display:grid;grid-template-columns:1fr 430px;align-items:end;gap:90px}
.section-head h2{font-size:clamp(38px,4.2vw,60px)}
.section-head h2:after{content:"";display:block;width:48px;height:6px;background:var(--yellow);border-radius:99px;margin-top:22px}
.section-head>p:last-child,.section-head.is-split>p{
  color:var(--muted);
  margin:26px 0 0;
  font-size:16px;
  line-height:1.9;
}
.section.is-dark .section-head>p:last-child{color:#c7ccd3}
.story-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:8vw}
.story-image{border-radius:22px;overflow:hidden}
.story-image img{width:100%;aspect-ratio:1.35;object-fit:cover}
.story-copy p{color:var(--muted);font-size:16px;line-height:1.95}
.story-copy p+p{margin-top:18px}
.story-copy.is-wide{max-width:820px}
.story-copy h2,.location-copy h2{font-size:clamp(38px,4.2vw,60px)}
.principles{border-top:1px solid var(--ink)}
.principle{display:grid;grid-template-columns:80px 1fr;padding:31px 0;border-bottom:1px solid var(--line)}
.principle>span{color:var(--blue-deep);font-size:12px;font-weight:850}
.principle h3{margin:0 0 8px;font-size:22px}
.principle p{color:var(--muted);margin:0;line-height:1.8}
.location-grid{display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:80px}
.location-copy p{color:var(--muted);line-height:1.9}
.location-copy strong{display:block;margin-top:24px;font-size:15px}
.map-card{background:#fff;border-radius:22px;padding:10px;box-shadow:0 18px 50px rgba(31,77,119,.12)}
.map-card img{width:100%;max-height:420px;object-fit:cover;border-radius:15px}
.cta-banner{background:var(--blue);color:#fff;padding:90px 0}
.cta-grid{display:grid;grid-template-columns:1fr auto;align-items:center;gap:50px}
.cta-grid h2{font-size:clamp(34px,4vw,54px)}
.cta-grid p{color:#eaf5ff;margin:18px 0 0;line-height:1.8}
.cta-button{
  background:var(--ink);
  color:#fff;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  gap:12px;
  padding:16px 23px;
  font-size:14px;
  font-weight:800;
  transition:transform .25s,box-shadow .25s;
}
.cta-button:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.course-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:74px;align-items:start}
.course-media{background:#fffbea;border:1px solid #efe4a5;border-radius:22px;padding:30px}
.course-media img{width:100%;border-radius:14px}
.accordion{border-top:1px solid var(--ink)}
details summary{cursor:pointer;list-style:none}
details summary::-webkit-details-marker{display:none}
.accordion details{border-bottom:1px solid var(--line)}
.accordion summary{display:grid;grid-template-columns:48px 1fr 34px;align-items:center;padding:25px 0}
.accordion summary>span{color:var(--blue-deep);font-size:11px;font-weight:850}
.accordion h3{letter-spacing:-.03em;margin:0;font-size:20px;font-weight:850}
.accordion summary p{color:var(--muted);margin:6px 0 0;font-size:13px}
.accordion summary i{font-size:22px;font-style:normal;font-weight:300;transition:transform .28s,color .28s}
.accordion details[open] summary i{color:var(--blue-deep);transform:rotate(45deg)}
.detail-copy{padding:0 34px 28px 48px;animation:detailOpen .3s both}
.detail-copy p{color:var(--muted);margin:0;font-size:14px;line-height:1.85}
.detail-copy a{color:var(--blue-deep);display:inline-block;margin-top:14px;font-size:13px;font-weight:800}
.assessment-panel{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 84% 20%,rgba(83,164,253,.2),transparent 28%),
    var(--ink);
  color:#fff;
  border-radius:28px;
  padding:70px;
}
.assessment-panel h2{font-size:clamp(38px,4.2vw,60px)}
.assessment-panel>p{color:#c7ccd3;max-width:760px;margin:25px 0;font-size:16px;line-height:1.9}
.assessment-panel ul{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.assessment-panel li{border-left:3px solid var(--blue);padding-left:18px;color:#e4e7eb;font-size:13px;line-height:1.7}
.assessment-panel .cta-button{background:var(--yellow);color:var(--ink);margin-top:32px}
.faq-grid{display:grid;grid-template-columns:300px 1fr;gap:85px}
.faq-intro h2{font-size:44px}
.faq-intro p{color:var(--muted);line-height:1.8}
.faq-list{border-top:1px solid var(--ink)}
.teacher-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px 18px}
.teacher-card{min-width:0}
.teacher-photo{background:#ddecf9;border-radius:20px;overflow:hidden}
.teacher-photo img{width:100%;aspect-ratio:.965;object-fit:cover;transition:transform .5s}
.teacher-card:hover img{transform:scale(1.02)}
.teacher-meta{display:grid;grid-template-columns:36px 1fr;align-items:baseline;padding:17px 2px}
.teacher-meta span{color:var(--blue-deep);font-size:10px;font-weight:850}
.teacher-meta h3{margin:0;font-size:17px}
.achievement-list{border-top:1px solid var(--ink)}
.achievement-list details{border-bottom:1px solid var(--line)}
.achievement-list summary{display:grid;grid-template-columns:135px 1fr 40px;align-items:center;padding:29px 0}
.achievement-list summary>span{color:var(--blue-deep);font-size:13px;font-weight:850}
.achievement-list h3{letter-spacing:-.025em;margin:0;font-size:21px;font-weight:850}
.achievement-list summary p{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.7}
.achievement-list summary i{font-size:22px;font-style:normal;transition:transform .28s,color .28s}
.achievement-list details[open] summary i{color:var(--blue-deep);transform:rotate(45deg)}
.achievement-body{padding:0 40px 38px 135px;animation:detailOpen .3s both}
.achievement-body img{width:100%;max-height:630px;object-fit:cover;object-position:center 30%;border-radius:20px}
.belief-panel{
  display:grid;
  grid-template-columns:130px 1fr 190px;
  align-items:center;
  gap:55px;
  background:var(--blue);
  color:#fff;
  border-radius:28px;
  padding:65px;
  overflow:hidden;
}
.belief-panel blockquote{font-size:clamp(30px,3.7vw,51px);line-height:1.18}
.belief-panel img{justify-self:end;max-height:210px;filter:drop-shadow(0 18px 25px rgba(17,61,102,.18))}
.footer{display:grid;grid-template-columns:180px 1fr auto;align-items:center;gap:40px;min-height:205px;padding:48px 0}
.footer img{width:145px}
.footer p,.footer span{color:#777e87;font-size:13px}
.footer span{text-align:right}
.floating-contact{
  z-index:20;
  position:fixed;
  right:24px;
  bottom:24px;
  display:flex;
  align-items:center;
  gap:12px;
  background:var(--ink);
  color:#fff;
  border-radius:999px;
  padding:13px 18px;
  box-shadow:0 12px 35px rgba(0,0,0,.18);
}
.floating-contact span{font-size:13px;font-weight:800}
.floating-contact b{border-left:1px solid #555;padding-left:12px;color:var(--yellow);font-size:10px}
a:focus-visible,summary:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes fadeDown{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}
@keyframes scaleIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes detailOpen{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:none}}
@media (width<=900px){
  .shell{width:min(100% - 32px,720px)}
  .site-header{height:76px}
  .brand img{width:124px;height:50px}
  .site-nav{display:none}
  .page-hero{padding:45px 0 78px}
  .back-link{margin-bottom:35px}
  .hero-grid,.story-grid,.course-grid,.location-grid,.section-head.is-split,.faq-grid{grid-template-columns:1fr;gap:48px}
  h1{font-size:51px}
  .hero-media img{height:auto;aspect-ratio:1.35}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stats-grid div{padding:22px 16px;border-bottom:1px solid var(--line)}
  .stats-grid div:first-child{padding-left:16px}
  .stats-grid div:nth-child(2){border-right:0}
  .section{padding:90px 0}
  .section-head{margin-bottom:48px}
  .section-head.is-split>p{margin-top:0}
  .assessment-panel{padding:48px 36px}
  .teacher-grid{grid-template-columns:1fr 1fr}
  .belief-panel{grid-template-columns:1fr;gap:28px;padding:45px}
  .belief-panel img{justify-self:start}
  .cta-grid{grid-template-columns:1fr}
  .footer{grid-template-columns:1fr;gap:15px;padding-bottom:105px}
  .footer p{margin:0}
  .footer span{text-align:left}
}
@media (width<=540px){
  .site-header{gap:12px}
  .header-cta{padding:9px 12px;font-size:12px;white-space:nowrap}
  h1{font-size:43px}
  .hero-copy>p:last-child{font-size:15px}
  .section-head h2,.assessment-panel h2,.story-copy h2,.location-copy h2{font-size:36px}
  .teacher-grid{grid-template-columns:1fr}
  .assessment-panel{padding:36px 24px}
  .achievement-list summary{grid-template-columns:1fr 30px;gap:8px}
  .achievement-list summary>span{grid-column:1/-1}
  .achievement-body{padding:0 0 28px}
  .floating-contact{justify-content:center;left:16px;right:16px;bottom:14px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,:before,:after{animation:none!important;transition:none!important}
}