:root{
  --navy:#1a3a5c;
  --navy-deep:#0f2540;
  --copper:#8b6f47;
  --copper-light:#b8966f;
  --ink:#2c2c2a;
  --ink-soft:#5a574f;
  --paper:#faf8f3;
  --paper-warm:#f5f1e8;
  --line:#e0dcd4;
  --line-soft:#ece8e0;
  --white:#ffffff;
  --serif-en:'Playfair Display',Georgia,serif;
  --serif-zh:'Noto Serif SC','Songti SC',serif;
  --sans-en:'Source Sans Pro','Helvetica Neue',sans-serif;
  --sans-zh:'Noto Sans SC','PingFang SC',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth}

body{
  color:var(--ink);
  font-family:var(--sans-en),var(--sans-zh);
  background:var(--paper);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{cursor:pointer;font:inherit;border:0;background:transparent;color:inherit}

.eyebrow{
  font-family:var(--sans-en),var(--sans-zh);
  font-size:12px;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--copper);
  margin-bottom:18px;
}

h1,h2,h3{
  font-family:var(--serif-en),var(--serif-zh);
  font-weight:500;
  line-height:1.22;
  color:var(--navy-deep);
}

h1{font-size:clamp(28px,3.6vw,42px);letter-spacing:-.01em;line-height:1.25}
h2{font-size:clamp(26px,3.5vw,38px)}
h3{font-size:clamp(19px,2vw,24px)}

p{margin-bottom:1em}
p:last-child{margin-bottom:0}

.container{max-width:1180px;margin:0 auto;padding:0 32px}

.header{
  position:sticky;top:0;z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:52px;width:auto}
.logo-text{font-family:var(--serif-en),var(--serif-zh);font-size:18px;font-weight:500;color:var(--navy-deep);letter-spacing:.02em}
.nav{display:flex;gap:36px;align-items:center}
.nav a{
  font-family:var(--sans-en),var(--sans-zh);
  font-size:14px;font-weight:500;
  color:var(--ink-soft);
  letter-spacing:.04em;
  position:relative;padding:6px 0;
  transition:color .25s;
}
.nav a:hover,.nav a.active{color:var(--navy-deep)}
.nav a.active::after{
  content:'';position:absolute;left:0;right:0;bottom:-2px;
  height:1px;background:var(--copper);
}
.lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:2px;overflow:hidden}
.lang button{
  padding:5px 11px;font-size:12px;font-weight:500;
  color:var(--ink-soft);letter-spacing:.04em;
  transition:all .2s;
}
.lang button.active{background:var(--navy);color:var(--white)}
.hamb{display:none;font-size:22px;color:var(--navy-deep);padding:4px 8px}

.hero-section{
  padding:110px 0 90px;
  border-bottom:1px solid var(--line);
  background:var(--paper);
}
.hero-section .container{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.hero-content{max-width:560px}
.hero-title{margin-bottom:28px}
.hero-lead{font-size:17px;color:var(--ink-soft);line-height:1.8}

.section{padding:88px 0;border-bottom:1px solid var(--line)}
.section:last-of-type{border-bottom:0}
.section-alt{background:var(--paper-warm)}
.section-head{max-width:720px;margin-bottom:56px}
.section-head h2{margin-bottom:20px}
.section-head p{font-size:17px;color:var(--ink-soft);line-height:1.8}

.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}
.why-item{position:relative;padding-top:36px}
.why-item::before{
  content:'';position:absolute;top:0;left:0;width:36px;height:1px;background:var(--copper);
}
.why-item h3{margin-bottom:14px;font-size:21px}
.why-item p{color:var(--ink-soft);font-size:15px}

.vision-block{display:grid;grid-template-columns:1fr 1.4fr;gap:64px;align-items:start}
.vision-block h2{margin-bottom:24px}
.vision-block p{font-size:17px;color:var(--ink-soft);line-height:1.85}

.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:56px}
.mission-item{padding:36px 0 0;position:relative;border-top:1px solid var(--line)}
.mission-item .num{
  font-family:var(--serif-en);
  font-size:13px;color:var(--copper);letter-spacing:.1em;margin-bottom:14px;
}
.mission-item h3{margin-bottom:14px;font-size:20px}
.mission-item p{color:var(--ink-soft);font-size:15px}

.service-list{display:flex;flex-direction:column;gap:0}
.service-item{
  display:grid;grid-template-columns:80px 1fr 1fr;gap:48px;
  padding:56px 0;border-top:1px solid var(--line);
  align-items:start;
}
.service-item:first-child{border-top:0;padding-top:0}
.service-num{
  font-family:var(--serif-en);
  font-size:38px;color:var(--copper);font-weight:500;line-height:1;
}
.service-main h3{margin-bottom:16px}
.service-main p{color:var(--ink-soft);font-size:15px}
.service-features{display:flex;flex-direction:column;gap:28px}
.service-feature{padding-left:20px;border-left:1px solid var(--line)}
.service-feature h4{
  font-family:var(--sans-en),var(--sans-zh);
  font-size:14px;font-weight:500;color:var(--navy-deep);margin-bottom:8px;letter-spacing:.02em;
}
.service-feature p{color:var(--ink-soft);font-size:14px}

.cta-section{
  padding:96px 0;
  background:var(--navy-deep);
  color:var(--white);
  text-align:center;
}
.cta-section h2{color:var(--white);margin-bottom:24px}
.cta-section p{font-size:17px;color:rgba(255,255,255,.78);max-width:560px;margin:0 auto 36px}
.btn{
  display:inline-block;
  font-family:var(--sans-en),var(--sans-zh);
  font-size:14px;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;
  padding:15px 38px;
  border:1px solid var(--copper);
  background:var(--copper);
  color:var(--white);
  transition:all .3s;
}
.btn:hover{background:transparent;color:var(--copper)}
.btn-outline{
  background:transparent;color:var(--copper);
}
.btn-outline:hover{background:var(--copper);color:var(--white)}
.btn-light{
  border-color:rgba(255,255,255,.4);background:transparent;color:var(--white);
}
.btn-light:hover{background:var(--white);color:var(--navy-deep);border-color:var(--white)}

.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact-info-list{display:flex;flex-direction:column;gap:32px}
.contact-row{padding-bottom:28px;border-bottom:1px solid var(--line)}
.contact-row:last-child{border-bottom:0}
.contact-label{
  font-size:12px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;
  color:var(--copper);margin-bottom:8px;
}
.contact-value{font-size:17px;color:var(--ink);line-height:1.6}
.contact-value a{color:var(--navy-deep);border-bottom:1px solid var(--line);transition:border-color .2s}
.contact-value a:hover{border-color:var(--copper)}
.contact-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:40px}

.footer{
  background:var(--navy-deep);
  color:rgba(255,255,255,.7);
  padding:72px 0 36px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:56px;margin-bottom:56px}
.footer h4{
  font-family:var(--serif-en),var(--serif-zh);
  font-size:17px;font-weight:500;color:var(--white);margin-bottom:18px;
}
.footer p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.65)}
.footer a{display:block;font-size:14px;color:rgba(255,255,255,.65);padding:4px 0;transition:color .2s}
.footer a:hover{color:var(--white)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:28px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.5);
}

.about-hero{padding:100px 0 80px;border-bottom:1px solid var(--line)}
.about-hero .container{max-width:820px}
.about-hero h1{margin-bottom:32px}
.about-hero p{font-size:18px;color:var(--ink-soft);line-height:1.85}

.services-hero{padding:100px 0 64px;border-bottom:1px solid var(--line)}
.services-hero .container{max-width:820px}
.services-hero h1{margin-bottom:28px}
.services-hero p{font-size:18px;color:var(--ink-soft);line-height:1.85}

.contact-hero{padding:100px 0 80px;border-bottom:1px solid var(--line)}
.contact-hero .container{max-width:820px}
.contact-hero h1{margin-bottom:28px}
.contact-hero p{font-size:18px;color:var(--ink-soft);line-height:1.85}

.faq-hero{padding:100px 0 80px;border-bottom:1px solid var(--line)}
.faq-hero .container{max-width:820px}
.faq-hero h1{margin-bottom:28px}
.faq-hero p{font-size:18px;color:var(--ink-soft);line-height:1.85}

.stats-bar{background:var(--navy-deep);padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;text-align:center}
.stat-num{font-family:var(--serif-en),var(--serif-zh);font-size:clamp(36px,4vw,52px);font-weight:500;color:var(--white);line-height:1;margin-bottom:10px}
.stat-label{font-size:13px;color:rgba(255,255,255,.68);letter-spacing:.06em}

.service-cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{
  position:relative;background:var(--white);border:1px solid var(--line);
  padding:40px 36px;display:flex;flex-direction:column;gap:14px;
  transition:border-color .3s,transform .3s;
}
.service-card:hover{border-color:var(--copper);transform:translateY(-2px)}
.service-card-num{font-family:var(--serif-en);font-size:32px;color:var(--copper);font-weight:500;line-height:1}
.service-card h3{font-size:20px}
.service-card p{color:var(--ink-soft);font-size:14px;flex:1}
.service-card-arrow{color:var(--copper);font-size:18px;font-weight:500}

.schools-wall{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.school-tag{
  font-size:14px;color:var(--navy-deep);background:var(--white);
  border:1px solid var(--line);padding:9px 18px;letter-spacing:.02em;
  transition:all .2s;
}
.school-tag:hover{border-color:var(--copper);color:var(--copper)}
.schools-note{font-size:14px;color:var(--ink-soft);line-height:1.7;max-width:720px}

.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.process-step{position:relative;padding-top:32px}
.process-step::before{content:'';position:absolute;top:0;left:0;width:28px;height:1px;background:var(--copper)}
.process-num{font-family:var(--serif-en);font-size:15px;color:var(--copper);letter-spacing:.1em;margin-bottom:12px;font-weight:500}
.process-step h4{font-family:var(--sans-en),var(--sans-zh);font-size:16px;font-weight:500;color:var(--navy-deep);margin-bottom:10px}
.process-step p{color:var(--ink-soft);font-size:14px;line-height:1.7}

.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.trust-item{padding-top:32px;position:relative}
.trust-line{position:absolute;top:0;left:0;width:28px;height:1px;background:var(--copper)}
.trust-item h4{font-family:var(--sans-en),var(--sans-zh);font-size:16px;font-weight:500;color:var(--navy-deep);margin-bottom:12px}
.trust-item p{color:var(--ink-soft);font-size:14px;line-height:1.7}

.story-block{display:grid;grid-template-columns:200px 1fr;gap:48px;align-items:start}
.story-side{position:sticky;top:120px}
.story-main p{font-size:17px;color:var(--ink-soft);line-height:1.9;margin-bottom:1.2em}
.story-main p:last-child{margin-bottom:0}

.values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.value-item{padding:32px;background:var(--white);border:1px solid var(--line);position:relative}
.value-item::before{content:'';position:absolute;top:0;left:0;width:32px;height:1px;background:var(--copper)}
.value-item h3{font-size:19px;margin-bottom:12px}
.value-item p{color:var(--ink-soft);font-size:14px;line-height:1.75}

.faq-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.faq-category h3{font-family:var(--serif-en),var(--serif-zh);font-size:20px;font-weight:500;color:var(--navy-deep);margin-bottom:24px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:flex-start;gap:16px;
  padding:20px 0;text-align:left;font-family:var(--sans-en),var(--sans-zh);
  font-size:15px;font-weight:500;color:var(--navy-deep);line-height:1.5;
}
.faq-q-icon{font-size:18px;color:var(--copper);flex-shrink:0;transition:transform .3s}
.faq-item.open .faq-q-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-a{max-height:400px}
.faq-a p{color:var(--ink-soft);font-size:14px;line-height:1.8;padding:0 0 20px}

.contact-side-card{background:var(--paper-warm);padding:40px;border:1px solid var(--line);position:sticky;top:120px}
.hours-list{display:flex;flex-direction:column;gap:14px}
.hours-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.hours-row:last-child{border-bottom:0;padding-bottom:0}
.hours-day{font-size:14px;color:var(--ink-soft)}
.hours-time{font-size:14px;color:var(--navy-deep);font-weight:500}

.contact-two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.prepare-card{background:var(--white);border:1px solid var(--line);padding:40px}
.prepare-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:14px}
.prepare-list li{position:relative;padding-left:24px;color:var(--ink-soft);font-size:14px;line-height:1.6}
.prepare-list li::before{content:'';position:absolute;left:0;top:9px;width:8px;height:1px;background:var(--copper)}

.consult-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.consult-step{position:relative;padding-top:32px}
.consult-step::before{content:'';position:absolute;top:0;left:0;width:28px;height:1px;background:var(--copper)}
.consult-num{font-family:var(--serif-en);font-size:15px;color:var(--copper);letter-spacing:.1em;margin-bottom:12px;font-weight:500}
.consult-step h4{font-family:var(--sans-en),var(--sans-zh);font-size:16px;font-weight:500;color:var(--navy-deep);margin-bottom:10px}
.consult-step p{color:var(--ink-soft);font-size:14px;line-height:1.7}

@media (max-width:880px){
  .hero-section .container,.vision-block,.contact-layout{grid-template-columns:1fr;gap:48px}
  .why-grid,.mission-grid{grid-template-columns:1fr;gap:36px}
  .service-item{grid-template-columns:1fr;gap:24px}
  .service-num{font-size:28px}
  .footer-grid{grid-template-columns:1fr;gap:40px}
  .nav{display:none}
  .nav.open{
    display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:var(--white);padding:24px 32px;gap:20px;border-bottom:1px solid var(--line);
  }
  .hamb{display:block}
  .container{padding:0 24px}
  .section{padding:64px 0}
  .hero-section{padding:72px 0 56px}
  .cta-section{padding:72px 0}
  .stats-grid{grid-template-columns:repeat(3,1fr);gap:20px}
  .service-cards-grid{grid-template-columns:1fr}
  .process-grid,.trust-grid{grid-template-columns:1fr;gap:32px}
  .values-grid{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr;gap:40px}
  .contact-two-col{grid-template-columns:1fr;gap:40px}
  .consult-flow{grid-template-columns:1fr;gap:32px}
  .contact-side-card{position:static}
  .story-block{grid-template-columns:1fr;gap:24px}
  .story-side{position:static}
}