:root{
  --bg:#f6faff; --ink:#173044; --muted:#5b7285; --brand:#1e88a8; --brand-d:#146279;
  --accent:#2fb4c9; --card:#fff; --line:#e3edf4;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
h1,h2,h3{line-height:1.2;color:var(--ink)}
h2{font-size:2rem;margin:0 0 .4em}
.center{text-align:center}
.sub{color:var(--muted);margin-top:-.4em;margin-bottom:2em}
a{color:var(--brand)}
img{max-width:100%;display:block;border-radius:14px}

.btn{display:inline-block;background:var(--brand);color:#fff;padding:13px 26px;border-radius:30px;text-decoration:none;font-weight:600;border:none;cursor:pointer;transition:.2s;font-size:1rem}
.btn:hover{background:var(--brand-d)}
.btn-outline{background:transparent;color:var(--brand);border:2px solid var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.btn-sm{padding:9px 18px;font-size:.9rem}

.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:18px;padding:12px 20px}
.logo{font-weight:700;text-decoration:none;color:var(--brand-d);white-space:nowrap}
.nav nav{margin-left:auto;display:flex;gap:18px;flex-wrap:wrap}
.nav nav a{text-decoration:none;color:var(--muted);font-size:.95rem}
.nav nav a:hover{color:var(--brand)}

.hero{background:linear-gradient(135deg,#e8f5fb,#f6faff);padding:60px 0}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{color:var(--brand);font-weight:600;letter-spacing:.5px;text-transform:uppercase;font-size:.85rem;margin:0}
.hero h1{font-size:2.8rem;margin:.2em 0}
.lead{font-size:1.15rem;color:var(--muted);max-width:520px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin:22px 0}
.hero-facts{list-style:none;display:flex;gap:30px;padding:0;margin:26px 0 0}
.hero-facts strong{display:block;font-size:1.6rem;color:var(--brand-d)}
.hero-facts span{color:var(--muted);font-size:.85rem}
.hero-photo img{aspect-ratio:4/5;object-fit:cover;box-shadow:0 20px 50px rgba(20,98,121,.18)}

.section{padding:64px 0}
.section-alt{background:#eef6fb}

.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.about-photo img{aspect-ratio:1/1;object-fit:cover;box-shadow:0 14px 34px rgba(20,98,121,.15)}
.about-grid h3{margin:1.2em 0 .3em}
.check-list{list-style:none;padding:0;margin:0}
.check-list li{padding-left:28px;position:relative;margin:.5em 0}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 6px 20px rgba(20,98,121,.05)}
.card h3{margin:0 0 .5em;color:var(--brand-d)}
.card p{margin:0;color:var(--muted)}
.review .stars{color:#f5b23e;margin-bottom:8px}
.review-name{margin-top:12px;font-weight:600}

.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv{text-align:center;padding:18px}
.adv-num{width:48px;height:48px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;margin:0 auto 14px}
.adv h3{font-size:1.1rem;margin:0 0 .3em}
.adv p{color:var(--muted);margin:0;font-size:.95rem}

.price-table{max-width:720px;margin:0 auto 28px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.price-row{display:flex;justify-content:space-between;padding:16px 22px;border-bottom:1px solid var(--line)}
.price-row:last-child{border-bottom:none}
.price-val{font-weight:700;color:var(--brand-d)}

.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:6px 20px;margin-bottom:12px}
.faq-item summary{cursor:pointer;font-weight:600;padding:12px 0;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:before{content:"+";color:var(--brand);font-weight:700;margin-right:10px}
.faq-item[open] summary:before{content:"–"}
.faq-item p{margin:0 0 14px;color:var(--muted)}

.book-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.form{display:flex;flex-direction:column;gap:14px;margin-top:14px}
.form label{display:flex;flex-direction:column;font-weight:600;gap:6px;font-size:.95rem}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-weight:400}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--brand)}
.alert{padding:14px 18px;border-radius:10px;margin-top:14px}
.alert.ok{background:#e3f7ea;color:#1c7a3f}
.alert.err{background:#fdeaea;color:#b02929}
.contacts{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}
.contacts h3{margin-top:0;color:var(--brand-d)}
.map{margin-top:16px;border-radius:12px;overflow:hidden}
.map iframe{display:block;border:0}

.footer{background:var(--brand-d);color:#d6eef5;text-align:center;padding:30px 0}
.footer p{margin:.3em 0}
.footer .small{font-size:.85rem;opacity:.8}

@media(max-width:900px){
  .hero-grid,.about-grid,.book-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .nav nav{display:none}
  .hero h1{font-size:2.1rem}
}
@media(max-width:560px){
  .cards,.adv-grid{grid-template-columns:1fr}
  .hero-facts{gap:18px}
}