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

:root{
  --bg:#f5f5f7;--bg2:#fff;--tx1:#1d1d1f;--tx2:#515154;--tx3:#86868b;
  --blue:#0071e3;--blue-dark:#005bbf;--accent:#2997ff;
  --card-bg:#fff;--card-shadow:0 2px 20px rgba(0,0,0,.05);
  --card-shadow-hover:0 20px 56px rgba(0,0,0,.1);
  --tag-bg:#e8f0fe;--tag-bg-hover:#d0e2fd;
  --tm-avatar-bg:linear-gradient(150deg,#e2eeff,#cfe0fa);
  --border-soft:1px solid rgba(0,0,0,.05);
  --nav-bg:hsla(0,0%,100%,.8);--nav-shadow:0 .5px 0 rgba(0,0,0,.07);
  --hero-overlay:linear-gradient(180deg,rgba(0,0,0,.35)0%,rgba(0,0,0,.05)45%,rgba(0,0,0,.55)100%);
  --r:14px;--r2:20px;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --spring:cubic-bezier(.34,1.56,.64,1);
  --bg-tint:rgba(240,240,242,.55);
  --glass-bg:rgba(255,255,255,.35);
  --footer-glass-bg:rgba(255,255,255,.25);
}

.dark{
  --bg:#000;--bg2:#0a0a0a;--tx1:#f5f5f7;--tx2:#a1a1a6;--tx3:#6e6e73;
  --blue:#2997ff;--blue-dark:#0077ed;
  --card-bg:#111;--card-shadow:0 2px 20px rgba(0,0,0,.3);
  --card-shadow-hover:0 20px 56px rgba(0,0,0,.5);
  --tag-bg:rgba(41,151,255,.12);--tag-bg-hover:rgba(41,151,255,.18);
  --tm-avatar-bg:linear-gradient(150deg,rgba(41,151,255,.2),rgba(88,86,214,.15));
  --border-soft:1px solid rgba(255,255,255,.07);
  --nav-bg:rgba(0,0,0,.8);--nav-shadow:0 .5px 0 rgba(255,255,255,.06);
  --hero-overlay:linear-gradient(180deg,rgba(0,0,0,.4)0%,rgba(0,0,0,.05)45%,rgba(0,0,0,.6)100%);
  --bg-tint:rgba(0,0,0,.6);
  --glass-bg:rgba(15,15,15,.45);
  --footer-glass-bg:rgba(15,15,15,.35);
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-feature-settings:"cv02","cv03","cv04","cv09";
  background:transparent;color:var(--tx1);line-height:1.5;
  -webkit-text-size-adjust:100%;
}

body::before{
  content:'';position:fixed;inset:-2px;z-index:-2;
  background:url(../imgs/59.jpg) center/cover;
  filter:blur(16px);transform:scale(1.04);
}

body::after{
  content:'';position:fixed;inset:0;z-index:-1;
  background:var(--bg-tint);
}

::selection{background:var(--blue);color:#fff}

/* ======== NAV ======== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:52px;display:flex;align-items:center;justify-content:center;
  padding:0 16px;
  background:var(--nav-bg);
  backdrop-filter:saturate(180%)blur(30px);
  -webkit-backdrop-filter:saturate(180%)blur(30px);
  box-shadow:var(--nav-shadow);
  will-change:transform;
  transition:transform .35s var(--ease-out),box-shadow .3s;
}
.nav.hidden{transform:translateY(-100%)}
.nav.scrolled{box-shadow:0 1px 0 rgba(0,0,0,.08),0 4px 16px rgba(0,0,0,.06)}
.nav-inner{
  max-width:1200px;width:100%;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
}
.nav-logo{
  display:flex;align-items:center;gap:8px;
  font-size:18px;font-weight:680;text-decoration:none;color:var(--tx1);
  letter-spacing:-.01em;flex-shrink:0;
}
.nav-logo:hover{opacity:.7}
.nav-logo-icon{
  width:28px;height:28px;border-radius:6px;
  object-fit:contain;flex-shrink:0;
}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:8px;
  color:var(--tx2);text-decoration:none;font-size:13px;font-weight:500;
  transition:color .2s;letter-spacing:.01em;
}
.nav-links a:hover{color:var(--tx1);background:rgba(128,128,128,.06)}

.theme-toggle{
  display:flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;border:none;
  background:rgba(128,128,128,.06);cursor:pointer;
  font-size:17px;color:var(--tx2);flex-shrink:0;
  transition:all .2s;
}
.theme-toggle:hover{background:rgba(128,128,128,.14);color:var(--tx1)}

@media(max-width:768px){
  .nav{padding:0 12px}
  .nav-inner{gap:8px}
  .nav-links a{font-size:11px;padding:4px 8px}
  .nav-logo{font-size:15px;gap:4px}
  .nav-logo-icon{width:24px;height:24px}
  .theme-toggle{width:32px;height:32px;font-size:15px}
}

/* back to top */
.back-top{
  position:fixed;right:24px;bottom:36px;z-index:99;
  width:44px;height:44px;border-radius:50%;
  background:var(--card-bg);border:1px solid rgba(128,128,128,.15);
  box-shadow:0 2px 12px rgba(0,0,0,.08);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:20px;color:var(--tx2);
  opacity:0;transform:translateY(16px);
  pointer-events:none;
  transition:all .4s var(--ease-out);
}
.back-top.show{
  opacity:1;transform:translateY(0);
  pointer-events:auto;
}
.back-top:hover{
  background:var(--blue);color:#fff;border-color:var(--blue);
  box-shadow:0 6px 24px rgba(0,113,227,.3);
  transform:translateY(-3px);
}

/* ======== HERO ======== */
.hero{position:relative;height:100vh;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-slides{position:absolute;inset:0}
.hero-slide{
  position:absolute;inset:0;
  opacity:0;transform:scale(1.12);
  transition:opacity 1.6s var(--ease-in-out),transform 1.6s var(--ease-in-out);
  pointer-events:none;
}
.hero-slide.active{opacity:1;transform:scale(1);pointer-events:auto}
.hero-slide.kenburns img{animation:kb 18s var(--ease-in-out) infinite alternate}
@keyframes kb{from{transform:scale(1)}to{transform:scale(1.06)}}
.hero-slide img{width:100%;height:100%;object-fit:cover;filter:brightness(.52)}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:var(--hero-overlay);
}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 24px}
.hero-title-block h1{
  font-size:clamp(52px,8vw,104px);font-weight:700;
  letter-spacing:-.05em;line-height:.95;margin-bottom:16px;
}
.hero-title-block p{
  font-size:clamp(17px,2.2vw,26px);font-weight:340;
  letter-spacing:.06em;opacity:.9;
}
.hero-tag{
  display:inline-block;font-size:12px;font-weight:590;
  letter-spacing:.12em;margin-bottom:24px;
  padding:5px 16px;border-radius:980px;
  background:rgba(255,255,255,.1);backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.hero-actions{margin-top:40px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-dots{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;gap:10px;
}
.hero-dot{
  width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.35);
  cursor:pointer;transition:all .4s var(--ease-out);
}
.hero-dot.active{background:#fff;width:32px;border-radius:4px}
.hero-dot:hover{background:rgba(255,255,255,.65)}

/* ======== BUTTONS ======== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--bg2);color:var(--tx1);
  padding:15px 36px;border-radius:980px;
  font-size:17px;font-weight:590;letter-spacing:-.01em;
  text-decoration:none;border:none;cursor:pointer;
  box-shadow:0 2px 12px rgba(0,0,0,.06);
  transition:all .4s var(--ease-out);
}
.btn:hover{background:var(--bg2);box-shadow:0 8px 30px rgba(0,0,0,.12);transform:translateY(-2px)}
.btn:active{transform:translateY(0);box-shadow:0 2px 8px rgba(0,0,0,.08)}
.btn-outline{
  background:transparent;color:#fff;
  border:1px solid rgba(255,255,255,.5);
  box-shadow:none;
}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;box-shadow:0 8px 30px rgba(0,0,0,.2)}

/* ======== STRIP ======== */
.strip{
  display:flex;justify-content:center;gap:96px;padding:40px 24px;flex-wrap:wrap;
  background:var(--glass-bg);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
}
.strip-item{text-align:center}
.strip-num{
  display:block;font-size:40px;font-weight:680;letter-spacing:-.03em;
  background:linear-gradient(150deg,var(--blue)20%,#5856d6 80%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  line-height:1;
}
.strip-plus,.strip-unit{font-size:24px;font-weight:500}
.strip-item>span:last-child{font-size:13px;color:var(--tx3);font-weight:500;letter-spacing:.04em;margin-top:6px;display:block}

/* ======== LABEL ======== */
.label{
  display:inline-block;
  font-size:13px;font-weight:560;letter-spacing:.04em;
  color:var(--tx3);margin-bottom:10px;
}
.label.light{color:rgba(255,255,255,.65)}
.label.center{display:block;text-align:center;width:fit-content;margin:0 auto 10px}

/* ======== CONTENT BLOCK ======== */
.block{display:grid;grid-template-columns:1fr 1fr;min-height:520px;align-items:stretch}
.block>.block-img{order:1}.block>.block-text{order:2}
.block.block-reverse>.block-img{order:2}.block.block-reverse>.block-text{order:1}
.block-img{position:relative;overflow:hidden}
.block-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease-out)}
.block-img:hover img{transform:scale(1.02)}
.block-img-caption{
  position:absolute;bottom:24px;left:24px;color:rgba(255,255,255,.9);
  font-size:13px;font-weight:560;letter-spacing:.02em;
  text-shadow:0 2px 12px rgba(0,0,0,.35);
}
.block-text{
  display:flex;flex-direction:column;justify-content:center;
  padding:56px;max-width:680px;
}
.block-text h2{
  font-size:clamp(28px,4.5vw,46px);font-weight:680;
  letter-spacing:-.04em;line-height:1.14;margin-bottom:28px;
}
.block-text p{font-size:16px;color:var(--tx2);line-height:1.95;margin-bottom:12px}
.block-text strong{color:var(--tx1);font-weight:590}
.tags-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.tags-line span{
  padding:7px 16px;border-radius:980px;
  background:var(--tag-bg);color:var(--blue);
  font-size:12px;font-weight:560;letter-spacing:.02em;
  transition:all .25s var(--ease-out);
}
.tags-line span:hover{background:var(--tag-bg-hover);transform:translateY(-1px)}
.highlight-quote{
  font-size:19px!important;color:var(--tx1)!important;
  font-weight:500!important;line-height:1.55!important;
  font-style:italic;letter-spacing:-.01em!important;
  margin-top:8px!important;
}

/* ======== WALL ======== */
.wall{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.wall-3{grid-template-columns:repeat(3,1fr)}
.wall-item{overflow:hidden;aspect-ratio:3/4}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.wall-item:hover{z-index:1;box-shadow:0 0 0 3px rgba(0,0,0,.1)}
.wall-item:hover img{transform:scale(1.06)}

/* ======== WHY LIST ======== */
.why-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:12px}
.why-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:20px;border-radius:var(--r);
  background:var(--card-bg);
  box-shadow:var(--card-shadow);
  border:var(--border-soft);
  transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out);
}
.why-item:hover{transform:translateY(-2px);box-shadow:var(--card-shadow-hover)}
.why-num{
  font-size:36px;font-weight:700;color:var(--blue);opacity:.25;
  line-height:1;flex-shrink:0;min-width:40px;font-variant-numeric:tabular-nums;margin-top:-2px;
}
.why-item strong{display:block;font-size:15px;font-weight:590;margin-bottom:6px;letter-spacing:-.01em}
.why-item p{font-size:13px;color:var(--tx2);line-height:1.7}

/* md-style helpers */
.md-list{display:flex;flex-direction:column;gap:14px}
.md-item{
  font-size:15px;color:var(--tx2);line-height:1.75;
  padding-left:16px;border-left:3px solid var(--blue);border-radius:0 8px 8px 0;
  transition:border-color .3s;
}
.md-item:hover{border-left-color:#5856d6}
.md-item strong{font-weight:590;color:var(--tx1);margin-right:2px}
.md-award{display:inline-block;margin-top:2px;font-weight:590;color:var(--blue)}
.md-strike{text-decoration:line-through;opacity:.45}
code{
  display:inline-block;margin-top:4px;padding:4px 10px;border-radius:6px;
  background:rgba(0,113,227,.06);color:var(--blue);
  font-size:12px;font-family:"SF Mono","Fira Code","Cascadia Code","PingFang SC","Microsoft YaHei",monospace;
  letter-spacing:.01em;
}

/* ======== PARALLAX ======== */
.parallax-section{
  position:relative;height:70vh;display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.parallax-bg{
  position:absolute;top:-15%;left:0;right:0;bottom:-15%;z-index:0;
  transition:transform .1s linear;
}
.parallax-bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.42)}
.parallax-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 24px;max-width:600px}
.parallax-content h2{
  font-size:clamp(28px,4.5vw,50px);font-weight:680;
  letter-spacing:-.04em;margin-bottom:14px;line-height:1.2;
}
.parallax-content p{font-size:16px;opacity:.78;letter-spacing:.04em;line-height:1.6}

/* ======== 6-GALLERY ======== */
.gallery-6{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.g6-item{position:relative;overflow:hidden;aspect-ratio:4/3}
.g6-item img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease-out)}
.g6-item:hover{z-index:2}
.g6-item:hover img{transform:scale(1.05)}
.g6-item span{
  position:absolute;bottom:14px;left:14px;
  color:#fff;font-size:13px;font-weight:560;letter-spacing:.02em;
  text-shadow:0 2px 8px rgba(0,0,0,.45);
  opacity:0;transform:translateY(8px);
  transition:all .35s var(--ease-out);
}
.g6-item:hover span{opacity:1;transform:translateY(0)}

/* ======== TEACHER MINI ======== */
.teacher-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
.tm-item{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:var(--r);
  background:var(--card-bg);box-shadow:var(--card-shadow);
  border:var(--border-soft);
  transition:transform .25s var(--ease-out),box-shadow .25s var(--ease-out);
}
.tm-item:hover{transform:translateY(-2px);box-shadow:var(--card-shadow-hover)}
.tm-avatar{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  background:var(--tm-avatar-bg);
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.tm-item strong{display:block;font-size:14px;font-weight:590;line-height:1.25;letter-spacing:-.01em}
.tm-item span{font-size:12px;color:var(--tx3);letter-spacing:.01em}

/* ======== ADMISSION ======== */
.admission{padding:100px 24px}
.container{max-width:1100px;margin:0 auto}
h2.center{text-align:center;font-size:clamp(32px,5vw,48px);font-weight:680;letter-spacing:-.04em;line-height:1.15;margin-bottom:44px}
.admission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ad-card{
  border-radius:var(--r2);overflow:hidden;background:var(--card-bg);
  box-shadow:var(--card-shadow);
  transition:all .45s var(--ease-out);
}
.ad-card:hover{transform:translateY(-10px);box-shadow:var(--card-shadow-hover)}
.ad-card.featured{box-shadow:0 4px 28px rgba(0,113,227,.1);border:1px solid rgba(0,113,227,.12)}
.ad-card-img{height:220px;overflow:hidden}
.ad-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.ad-card:hover .ad-card-img img{transform:scale(1.04)}
.ad-card-body{padding:28px 22px;text-align:center}
.ad-type{
  font-size:11px;font-weight:680;letter-spacing:.12em;
  color:var(--blue);margin-bottom:10px;display:block;
}
.ad-card-body h3{font-size:24px;font-weight:680;margin-bottom:10px;letter-spacing:-.02em}
.ad-card-body p{font-size:14px;color:var(--tx2);margin-bottom:16px;line-height:1.7}
.ad-phone{
  display:inline-block;font-size:18px;font-weight:590;color:var(--blue);
  text-decoration:none;letter-spacing:.04em;
  transition:color .25s var(--ease-out);
}
.ad-phone:hover{color:var(--blue-dark)}

/* ======== FOOTER ======== */
.footer{
  background:var(--footer-glass-bg);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
  border-top:var(--border-soft);padding:48px 32px 28px;
}
.footer-inner{max-width:900px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px}
.footer-col{display:flex;flex-direction:column;gap:8px}
.footer-col strong{font-size:13px;font-weight:590;color:var(--tx1);margin-bottom:2px;letter-spacing:.02em}
.footer-col a,.footer-col span{font-size:13px;color:var(--tx3);text-decoration:none;transition:color .2s;line-height:1.6}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{
  max-width:900px;margin:28px auto 0;padding-top:18px;
  border-top:var(--border-soft);
  display:flex;flex-direction:column;align-items:center;gap:6px;
  font-size:12px;color:var(--tx3);text-align:center;
}
.footer-bottom-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.footer-bottom .footer-ai{font-style:italic;opacity:.6;font-size:11px}
.footer-brand{display:flex;align-items:center;gap:8px;font-size:19px;font-weight:680;color:var(--tx1);margin-bottom:4px;letter-spacing:-.02em}
.footer-logo-icon{width:28px;height:28px;border-radius:6px;object-fit:contain;flex-shrink:0}
.footer-slogan{font-size:13px;color:var(--tx2);line-height:1.6;max-width:240px}
@media(max-width:768px){
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px 36px}
  .footer-inner>div:first-child{grid-column:1/-1}
  .footer-brand{font-size:17px}
}
@media(max-width:480px){
  .footer{padding:40px 20px 24px}
  .footer-inner{grid-template-columns:1fr;gap:24px;text-align:center}
  .footer-inner>div:first-child{grid-column:1}
  .footer-brand{font-size:18px}
  .footer-slogan{max-width:100%}
  .footer-col{align-items:center}
}

/* ======== REVEAL ANIMATION ======== */
.reveal{
  opacity:0;transform:translateY(56px);
  transition:opacity .85s var(--ease-out),transform .85s var(--ease-out);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal.delay-1{transition-delay:.1s}
.reveal.delay-2{transition-delay:.2s}
.reveal.delay-3{transition-delay:.3s}

/* ======== RESPONSIVE ======== */
@media(max-width:1024px){
  .block{grid-template-columns:1fr;min-height:auto}
  .block>.block-img,.block.block-reverse>.block-img{order:-1}
  .block-img{height:400px}
  .block-text{padding:48px 32px;max-width:100%}
  .wall{grid-template-columns:repeat(2,1fr)}.wall-3{grid-template-columns:repeat(2,1fr)}.wall-3 .wall-item:last-child:nth-child(odd){grid-column:1/-1;aspect-ratio:2/1}
  .gallery-6{grid-template-columns:repeat(2,1fr)}
  .admission-grid{grid-template-columns:1fr;max-width:440px;margin:0 auto}
  .strip{gap:48px}
}
@media(max-width:768px){
  .nav{padding:0 16px}
  .hero-title-block h1{font-size:42px}
  .hero-title-block p{font-size:16px}
  .wall{gap:3px}.wall-item{aspect-ratio:1}
  .wall-3{grid-template-columns:repeat(2,1fr)}
  .gallery-6{gap:3px}
  .why-list{grid-template-columns:1fr}
  .teacher-mini{grid-template-columns:1fr 1fr}
  .parallax-section{height:auto;min-height:50vh;padding:60px 24px}
  .parallax-content p{font-size:14px;letter-spacing:.02em}
  .strip{gap:32px}.strip-num{font-size:30px}
  .strip-item>span:last-child{font-size:11px}
  .block-img{height:320px}
  .hero-dots{bottom:24px}
}
@media(max-width:480px){
  .nav{padding:0 8px}
  .nav-inner{gap:4px}
  .nav-logo > span:last-child{display:none}
  .nav-links a{font-size:11px;padding:4px 6px}
  .theme-toggle{width:28px;height:28px;font-size:14px}
  .hero-title-block h1{font-size:34px;letter-spacing:-.04em}
  .hero-title-block p{font-size:15px}
  .wall{grid-template-columns:1fr 1fr}.wall-item{aspect-ratio:1}
  .wall-3{grid-template-columns:1fr 1fr}
  .gallery-6{grid-template-columns:1fr 1fr}
  .block-img{height:260px}.block-text{padding:36px 20px}.block-text h2{font-size:26px}
  .teacher-mini{grid-template-columns:1fr}
  .hero-dot{width:6px;height:6px}.hero-dot.active{width:24px}
  .strip{gap:24px}.strip-num{font-size:26px}
  .parallax-section{height:auto;min-height:45vh;padding:50px 20px}
  .parallax-content p{font-size:13px}
}