:root{
  --blue:#004691; --blue-dark:#003875; --blue-soft:#e4f1ff;
  --ink:#171717; --muted:#555; --white:#fff; --maxw:1100px;
  --serif:'Georgia',serif; --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);line-height:1.6;background:var(--white)}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.container--narrow{max-width:760px}
.section{padding:70px 0}
.section__title{font-family:var(--serif);font-size:30px;color:var(--blue);margin-bottom:36px;font-weight:400}
.section__title--center{text-align:center}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);
  border-bottom:1px solid #eee}
.nav__inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:18px;
  padding:12px 20px}
.nav__brand{font-family:var(--serif);font-weight:700;color:var(--blue);font-size:18px;white-space:nowrap}
.nav__menu{display:flex;gap:18px;flex:1;flex-wrap:wrap}
.nav__link{color:var(--ink);font-size:15px}
.nav__link:hover{color:var(--blue)}

/* buttons */
.btn{display:inline-block;background:var(--blue);color:#fff;padding:13px 30px;border-radius:30px;
  font-size:16px;font-weight:500;transition:.2s;margin-top:18px}
.btn:hover{background:var(--blue-dark)}
.btn--small{padding:9px 20px;font-size:14px;margin-top:0}
.btn--tg{background:#0088cc}
.btn--tg:hover{background:#0077b3}

/* hero */
#hero{background:linear-gradient(135deg,var(--blue-soft),#fff)}
.hero__inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;
  gap:40px;align-items:center;padding:60px 20px}
.eyebrow{text-transform:uppercase;letter-spacing:1px;color:var(--blue);font-size:13px;margin-bottom:14px}
.hero__title{font-family:var(--serif);font-size:38px;line-height:1.25;color:var(--blue-dark);font-weight:400}
.hero__subtitle{font-size:20px;color:var(--muted);margin-top:16px}
.hero__img{border-radius:18px;box-shadow:0 20px 50px rgba(0,70,145,.18);object-fit:cover;height:480px;width:100%}

/* about */
.about__inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:.85fr 1.15fr;
  gap:48px;align-items:center;padding:0 20px}
.about__img{border-radius:18px;object-fit:cover;height:520px;width:100%;
  box-shadow:0 20px 50px rgba(0,0,0,.12)}
.lead{font-family:var(--serif);font-size:24px;color:var(--blue);margin:10px 0 18px}
.about__places{list-style:none;display:flex;gap:14px;flex-wrap:wrap;margin-top:18px}
.about__places li{background:var(--blue-soft);color:var(--blue-dark);padding:8px 16px;border-radius:20px;font-size:15px}

/* grids & cards */
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid #eef1f5;border-radius:14px;padding:26px;
  box-shadow:0 6px 20px rgba(0,0,0,.04);transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,70,145,.1)}
.card__title{font-family:var(--serif);font-size:19px;color:var(--blue);margin-bottom:10px;font-weight:400}
.card__text{color:var(--muted);font-size:15px}

/* services */
.svc{background:#fff;border:1px solid #eef1f5;border-radius:14px;overflow:hidden;color:var(--ink);
  box-shadow:0 6px 20px rgba(0,0,0,.04);transition:.2s;display:flex;flex-direction:column}
.svc:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,70,145,.12)}
.svc__img{height:200px;object-fit:cover;width:100%}
.svc__title{font-family:var(--serif);font-size:18px;color:var(--blue-dark);padding:18px 18px 0;font-weight:400}
.svc__more{color:var(--blue);padding:8px 18px 20px;font-size:15px}

/* education */
.edu__list{max-width:680px;margin:0 auto 32px;list-style:none;display:flex;flex-direction:column;gap:12px}
.edu__list li{background:#fff;border-left:3px solid var(--blue);padding:12px 18px;border-radius:8px;
  box-shadow:0 4px 14px rgba(0,0,0,.04)}

/* универсальная горизонтальная карусель (отзывы, дипломы) */
.js-carousel{position:relative;margin-top:64px}
.js-carousel__controls{position:absolute;top:-64px;right:0;display:flex;gap:10px}
.js-carousel__btn{width:46px;height:46px;border:none;border-radius:50%;
  background:#171717;color:#fff;font-size:26px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.2s;
  box-shadow:0 4px 14px rgba(0,0,0,.18)}
.js-carousel__btn:hover{background:var(--blue)}
.js-carousel__track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 0;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.js-carousel__track::-webkit-scrollbar{display:none}

/* reviews */
.rev{flex:0 0 auto;scroll-snap-align:start}
.rev img{height:500px;width:auto;max-width:90vw;object-fit:contain;border-radius:12px;
  box-shadow:0 8px 20px rgba(0,0,0,.1);background:#fff;display:block}

/* education diplomas gallery */
.edu-card{flex:0 0 auto;scroll-snap-align:start}
.edu-card img{max-height:460px;max-width:90vw;width:auto;height:auto;object-fit:contain;border-radius:12px;
  box-shadow:0 8px 20px rgba(0,0,0,.1);background:#fff;display:block}

/* contact */
.contact{text-align:center}
.contact__text{font-size:18px;color:var(--muted);margin-bottom:8px}

/* footer */
.footer{background:var(--blue-dark);color:#cfe0f5;padding:34px 0;font-size:14px}
.footer__inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;text-align:center;line-height:2}
.footer a{color:#fff;text-decoration:underline}
.footer__top{margin-top:8px}

/* legal */
.legal{padding-top:50px}
.legal__body{font-size:16px;color:#333;line-height:1.8}
.legal__body h2{font-family:var(--serif);color:var(--blue);font-size:22px;margin:26px 0 10px;font-weight:400}
.legal__body p{margin-bottom:12px}
.legal__body ul{margin:0 0 14px 22px}

/* responsive */
@media(max-width:900px){
  .hero__inner,.about__inner{grid-template-columns:1fr}
  .hero__img,.about__img{height:340px}
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:1fr}
}
@media(max-width:560px){
  .section{padding:50px 0}
  .hero__title{font-size:28px}
  .nav__menu{display:none}
  .grid--4{grid-template-columns:1fr}
  .js-carousel__controls{top:-58px}
  .rev img{height:350px}
  .edu-card img{height:300px}
}