:root{
  --primary:#2d187f;
  --primary-2:#4525a7;
  --primary-3:#6548c4;
  --lavender:#f5f2ff;
  --lavender-2:#ece6ff;
  --ink:#202124;
  --muted:#666978;
  --line:#e8e6ef;
  --white:#ffffff;
  --max:1240px;
  --shadow:0 16px 45px rgba(38,23,93,.10);
  --shadow-sm:0 8px 24px rgba(38,23,93,.08);
  --radius:18px;
  --radius-sm:12px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.section{padding:82px 0}
.section-sm{padding:56px 0}
.soft{background:var(--lavender)}
.kicker{
  align-items:center;gap:8px;
  color:var(--primary);font-size:.82rem;font-weight:800;
  letter-spacing:.09em;text-transform:uppercase;
  margin-bottom:12px
}
.kicker:before{content:"";width:26px;height:2px;background:var(--primary)}
h1,h2,h3,h4{
  font-family:"Poppins",sans-serif;
  line-height:1.15;margin:0 0 16px;color:#1f154f
}
h1{font-size:clamp(2.6rem,5.3vw,5.2rem);letter-spacing:-.045em}
h2{font-size:clamp(2rem,3.5vw,3.35rem);letter-spacing:-.035em}
h3{font-size:1.22rem}
p{margin:0 0 16px}
.lead{font-size:1.12rem;color:var(--muted);max-width:720px}
.small{font-size:.9rem}
.muted{color:var(--muted)}
.text-center{text-align:center}
.max-760{max-width:760px;margin-inline:auto}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 20px;border-radius:999px;
  border:1px solid transparent;font-weight:800;transition:.2s ease;
  cursor:pointer;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-2);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--primary);border-color:#dad4ef}
.btn-light:hover{border-color:var(--primary);transform:translateY(-1px)}
.btn-outline{border-color:#cfc8e8;color:var(--primary);background:transparent}
.btn-outline:hover{background:#fff}
.skip-link{
  position:absolute;left:-9999px;top:auto
}
.skip-link:focus{
  left:14px;top:14px;background:#fff;color:#111;padding:10px 14px;z-index:2000;border-radius:8px
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);border-bottom:1px solid rgba(52,31,125,.08)
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:22px}
.brand{display:flex;align-items:center;gap:12px;min-width:205px}
.brand img{height:58px;width:auto;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  padding:10px 10px;border-radius:9px;font-size:.87rem;font-weight:750;color:#2d2c35
}
.main-nav a:hover,.main-nav a.active{background:var(--lavender);color:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:8px}
.search-trigger{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;cursor:pointer;color:var(--primary)
}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;
  font-size:1.35rem;color:var(--primary);cursor:pointer
}

/* Search overlay */
.search-overlay{
  position:fixed;inset:0;background:rgba(25,15,64,.64);z-index:1400;
  display:none;align-items:flex-start;justify-content:center;padding:110px 20px 20px
}
.search-overlay.open{display:flex}
.search-box{
  width:min(760px,100%);background:#fff;border-radius:18px;padding:20px;box-shadow:var(--shadow)
}
.search-line{display:flex;gap:10px}
.search-line input{
  flex:1;border:1px solid var(--line);border-radius:12px;padding:14px 16px;outline:none
}
.search-line input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,24,127,.10)}
.search-results{padding-top:12px;font-size:.95rem;color:var(--muted)}

/* Hero */
.hero{
  position:relative;min-height:670px;display:grid;align-items:center;overflow:hidden;
  background:
   linear-gradient(90deg,rgba(24,14,63,.90) 0%,rgba(35,20,89,.77) 43%,rgba(35,20,89,.20) 70%,rgba(35,20,89,.07) 100%),
   url("https://images.unsplash.com/photo-1507842217343-583bb7270b66?auto=format&fit=crop&w=1800&q=85") center/cover no-repeat;
}
.hero-content{max-width:780px;color:#fff;padding:84px 0}
.hero h1{color:#fff;max-width:760px}
.hero .lead{color:rgba(255,255,255,.88);max-width:690px}
.hero-trust{
  display:inline-flex;gap:9px;align-items:center;margin-top:20px;
  padding:9px 13px;border:1px solid rgba(255,255,255,.24);border-radius:999px;
  background:rgba(255,255,255,.09);font-size:.9rem;font-weight:700
}
.hero .btn-light{border-color:#fff}
.hero .btn-light:hover{background:#f3f0ff}
.hero .kicker{color:#dcd3ff}
.hero .kicker:before{background:#dcd3ff}

/* Grids/cards */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px
}
.category-card{
  min-height:220px;border-radius:var(--radius);overflow:hidden;position:relative;
  box-shadow:var(--shadow-sm);isolation:isolate;transition:.25s ease
}
.category-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.category-card:after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(0deg,rgba(24,13,64,.88) 0%,rgba(24,13,64,.12) 72%)
}
.category-card .card-label{
  position:absolute;left:18px;right:18px;bottom:16px;color:#fff;font-family:Poppins,sans-serif;font-weight:800
}
.info-card,.feature-card,.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)
}
.feature-card .icon{
  width:46px;height:46px;display:grid;place-items:center;border-radius:12px;background:var(--lavender);
  color:var(--primary);font-size:1.25rem;margin-bottom:18px
}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.media-frame{border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
.media-frame img{width:100%;height:470px;object-fit:cover}
.stat-strip{
  margin-top:28px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px
}
.stat{
  border-left:3px solid var(--primary);padding:5px 0 5px 14px
}
.stat strong{display:block;font-family:Poppins,sans-serif;color:#1f154f;font-size:1.15rem}

/* Book cards */
.book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.book-card{
  border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;transition:.22s ease
}
.book-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.book-cover{
  aspect-ratio:4/5.2;display:flex;align-items:flex-end;padding:22px;
  background:
    linear-gradient(155deg,rgba(255,255,255,.18),rgba(255,255,255,0)),
    var(--primary);
  color:#fff;position:relative;overflow:hidden
}
.book-cover:before{
  content:"";position:absolute;width:90px;height:180px;right:-26px;top:-30px;
  border:1px solid rgba(255,255,255,.22);transform:rotate(28deg)
}
.book-cover.alt{background-color:#4b2ca8}
.book-cover.light{background-color:#6f53bd}
.book-cover.deep{background-color:#22115f}
.book-cover span{font-family:Poppins,sans-serif;font-weight:800;letter-spacing:.04em;position:relative}
.book-meta{padding:18px}
.book-meta h3{font-size:1rem;margin-bottom:6px}
.book-meta .tag{font-size:.78rem;color:var(--primary);font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.price{font-weight:800;color:#24202d;margin:10px 0}
.link-arrow{color:var(--primary);font-weight:800;font-size:.9rem}
.link-arrow:hover{text-decoration:underline}

/* CTA */
.cta{
  background:var(--primary);color:#fff;border-radius:28px;padding:48px;
  display:flex;justify-content:space-between;align-items:center;gap:30px
}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.82);max-width:700px}

/* Inner pages */
.page-hero{
  background:linear-gradient(120deg,var(--lavender),#fff);
  border-bottom:1px solid var(--line);padding:74px 0 58px
}
.page-hero h1{font-size:clamp(2.5rem,4.3vw,4.3rem);color:#1f154f}
.breadcrumbs{font-size:.87rem;color:var(--muted);margin-bottom:16px}
.breadcrumbs a{color:var(--primary);font-weight:700}
.list-clean{padding:0;margin:0;list-style:none;display:grid;gap:11px}
.list-clean li{display:flex;gap:10px;align-items:flex-start}
.list-clean li:before{content:"✓";color:var(--primary);font-weight:900}
.badge{
  display:inline-flex;align-items:center;background:var(--lavender);color:var(--primary);
  padding:7px 11px;border-radius:999px;font-weight:800;font-size:.8rem
}

/* Catalogue */
.catalog-layout{display:grid;grid-template-columns:260px 1fr;gap:28px;align-items:start}
.filters{
  border:1px solid var(--line);border-radius:16px;padding:20px;position:sticky;top:104px;background:#fff
}
.filter-group{margin-bottom:18px}
.filter-group label{display:block;font-weight:800;font-size:.88rem;margin-bottom:7px}
.filter-group select,.filter-group input{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff
}
.catalog-top{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:20px}
.catalog-search{flex:1;display:flex;gap:10px}
.catalog-search input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px}

/* Forms */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:.9rem;font-weight:800}
.field input,.field select,.field textarea{
  width:100%;border:1px solid #dcd9e6;border-radius:10px;padding:13px 14px;outline:none;background:#fff
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,24,127,.10)
}
.contact-card{
  display:flex;gap:14px;align-items:flex-start;padding:18px 0;border-bottom:1px solid var(--line)
}
.contact-card:last-child{border-bottom:0}
.contact-icon{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;background:var(--lavender);
  color:var(--primary);display:grid;place-items:center
}
.map-wrap{overflow:hidden;border-radius:18px;border:1px solid var(--line);min-height:420px}
.map-wrap iframe{width:100%;height:420px;border:0}

/* Legal */
.legal{max-width:900px}
.legal h2{font-size:1.5rem;margin-top:34px}
.legal h3{font-size:1.05rem;margin-top:24px}

/* Footer */
.site-footer{background:#1f124f;color:rgba(255,255,255,.79);padding:66px 0 22px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.35fr .75fr .85fr 1fr;gap:38px}
.footer-brand-card{
  display:inline-block;background:#fff;padding:10px 12px;border-radius:10px;margin-bottom:16px
}
.footer-brand-card img{height:58px;width:auto}
.site-footer h3{color:#fff;font-size:1rem;margin-bottom:16px}
.site-footer a{color:rgba(255,255,255,.78)}
.site-footer a:hover{color:#fff}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:.92rem}
.footer-bottom{
  margin-top:42px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.84rem
}

/* Responsive */
@media (max-width:1080px){
  .main-nav{display:none}
  .menu-toggle{display:grid;place-items:center}
  .main-nav.open{
    display:flex;position:absolute;top:82px;left:20px;right:20px;background:#fff;
    border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);
    flex-direction:column;align-items:stretch
  }
  .main-nav.open a{padding:12px 14px}
  .grid-5{grid-template-columns:repeat(3,1fr)}
  .grid-4,.book-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .section{padding:64px 0}
  .hero{min-height:620px;background-position:62% center}
  .split{grid-template-columns:1fr;gap:32px}
  .media-frame img{height:360px}
  .grid-3{grid-template-columns:1fr}
  .catalog-layout{grid-template-columns:1fr}
  .filters{position:static}
  .cta{padding:34px;display:block}
  .cta .btn-row{margin-top:20px}
}
@media (max-width:620px){
  .container{width:min(var(--max),calc(100% - 28px))}
  .brand img{height:48px}
  .nav-wrap{min-height:72px}
  .main-nav.open{top:72px;left:14px;right:14px}
  .grid-5,.grid-4,.book-grid,.grid-2{grid-template-columns:1fr}
  .section-head{align-items:flex-start;flex-direction:column}
  .hero{min-height:610px}
  .hero-content{padding:70px 0}
  .stat-strip{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .search-line{flex-direction:column}
}