/* =========================================================
   catalog.sodstr.ru — Homepage (v3.0)
   Front-page-only styles. Loaded from header.php on is_front_page().
   ========================================================= */

/* ---------- HERO ---------------------------------------- */
.h3_hero{
  position:relative;
  min-height:620px;
  overflow:hidden;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(77,176,91,.18), transparent 60%),
    radial-gradient(900px 520px at -10% 110%, rgba(20,56,127,.25), transparent 55%),
    linear-gradient(140deg,#0b2550 0%,#14387f 45%,#1b4aa0 100%);
  color:#fff;
  isolation:isolate;
}
.h3_hero::before{
  content:"";
  position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(115deg, rgba(255,255,255,.05) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(25deg,  rgba(255,255,255,.035) 0 1px, transparent 1px 48px);
  mask-image:linear-gradient(to bottom,#000 0%,transparent 85%);
  opacity:.7;
}
.h3_hero__wrap{
  position:relative;
  max-width:1240px;margin:0 auto;
  padding:84px 24px 64px;
  display:grid;grid-template-columns:1.15fr 1fr;gap:64px;align-items:center;
}
.h3_hero__eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:700;letter-spacing:2.4px;text-transform:uppercase;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  padding:9px 16px;border-radius:50px;
  backdrop-filter:blur(10px);
  animation:h3_fadeUp .7s .05s both;
}
.h3_hero__eyebrow .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--color-green-lt,#4DB05B);
  box-shadow:0 0 0 0 rgba(77,176,91,.55);
  animation:h3_pulse 2s infinite;
}
.h3_hero__title{
  font-weight:800;
  font-size:clamp(32px,4.4vw,56px);
  line-height:1.08;
  margin:22px 0 20px;
  letter-spacing:-.5px;
  animation:h3_fadeUp .7s .15s both;
}
.h3_hero__title .grad{
  background:linear-gradient(120deg,#fff 0%,#dce9ff 45%,#a9e1b4 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.h3_hero__sub{
  font-size:17px;line-height:1.65;
  color:rgba(255,255,255,.82);
  max-width:560px;
  margin:0 0 32px;
  animation:h3_fadeUp .7s .22s both;
}
.h3_hero__cta{display:flex;gap:14px;flex-wrap:wrap;animation:h3_fadeUp .7s .3s both;}
.h3_btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 28px;border-radius:50px;
  font-weight:700;font-size:14px;letter-spacing:.6px;text-transform:uppercase;
  transition:transform .25s ease,box-shadow .25s ease,filter .25s ease,background .25s ease;
  border:1px solid transparent;white-space:nowrap;cursor:pointer;
  position:relative;overflow:hidden;
}
.h3_btn svg{width:18px;height:18px;flex:0 0 auto;}
.h3_btn--primary{
  background:linear-gradient(135deg,var(--color-green-lt,#4DB05B) 0%,var(--color-green-dk,#2d7d41) 100%);
  color:#fff;
  box-shadow:0 12px 30px rgba(58,158,82,.45);
}
.h3_btn--primary::after{
  content:"";position:absolute;top:0;left:-80%;width:55%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);animation:h3_shimmer 3.4s 1.6s infinite;
}
.h3_btn--primary:hover{transform:translateY(-3px) scale(1.02);filter:brightness(1.08);box-shadow:0 16px 38px rgba(58,158,82,.55);opacity:1;}
.h3_btn--ghost{
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(255,255,255,.28);
  backdrop-filter:blur(10px);
}
.h3_btn--ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-3px);opacity:1;color:#fff;}

/* Hero right — book mock ---------------------------------- */
.h3_hero__book{
  position:relative;
  perspective:1400px;
  animation:h3_fadeUp .7s .35s both;
}
.h3_book{
  position:relative;
  width:100%;max-width:420px;aspect-ratio:3/4;
  margin:0 auto;
  transform-style:preserve-3d;
  transform:rotateY(-18deg) rotateX(4deg);
  transition:transform .9s cubic-bezier(.22,.9,.25,1.2);
  filter:drop-shadow(0 40px 60px rgba(0,0,0,.55));
}
.h3_hero__book:hover .h3_book{transform:rotateY(-6deg) rotateX(2deg) translateY(-8px);}
.h3_book__cover,.h3_book__spine,.h3_book__page{
  position:absolute;inset:0;border-radius:4px 10px 10px 4px;
}
.h3_book__cover{
  background:linear-gradient(135deg,#0d2554 0%,#14387f 52%,#1d55b4 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.12),
    inset -6px 0 12px rgba(0,0,0,.35),
    0 0 0 1px rgba(0,0,0,.2);
  overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:28px;
  padding:44px 30px 36px;
  transform:translateZ(8px);
  text-align:center;
}
.h3_book__cover::before{
  content:"";position:absolute;left:14px;top:0;bottom:0;width:1px;
  background:linear-gradient(to bottom,transparent,rgba(255,255,255,.3),transparent);
}
.h3_book__cover::after{
  /* subtle radial highlight behind the logo */
  content:"";position:absolute;left:50%;top:46%;width:82%;aspect-ratio:1;
  transform:translate(-50%,-50%);
  background:radial-gradient(circle at center,rgba(255,255,255,.18) 0%,rgba(255,255,255,.06) 40%,transparent 70%);
  pointer-events:none;
}
.h3_book__bot{position:relative;z-index:2;width:100%;}
.h3_book__sub{font-size:11px;font-weight:600;letter-spacing:3px;color:rgba(255,255,255,.6);text-transform:uppercase;margin-bottom:6px;}
.h3_book__year{font-size:54px;font-weight:900;letter-spacing:-2px;line-height:1;
  background:linear-gradient(180deg,#fff 0%,#cfe0ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.h3_book__logo{
  position:relative;z-index:2;
  width:72%;max-width:240px;aspect-ratio:1;
  display:grid;place-items:center;
  padding:14px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,rgba(255,255,255,.96) 0%,rgba(255,255,255,.82) 55%,rgba(220,235,255,.6) 100%);
  box-shadow:
    0 12px 30px rgba(0,0,0,.4),
    inset 0 1px 2px rgba(255,255,255,.9),
    inset 0 -6px 16px rgba(0,20,60,.18),
    0 0 0 1px rgba(255,255,255,.35);
}
.h3_book__logo img{
  display:block;width:100%;height:100%;object-fit:contain;
  filter:drop-shadow(0 1px 1px rgba(0,0,0,.1));
  /* Пока img ещё не имеет полноценного src (lazy placeholder от LS и т.п.) —
     прячем, чтобы не мигал серым квадратом поверх белого диска. */
  opacity:0;transition:opacity .25s ease;
}
.h3_book__logo img[src]:not([src^="data:"]){opacity:1;}
.h3_book__em{
  font-family:Georgia,serif;font-style:italic;font-weight:700;color:#14387f;font-size:56px;
  letter-spacing:-2px;
}
.h3_book__badge{
  position:absolute;top:22px;right:-14px;
  background:linear-gradient(135deg,#4DB05B,#2d7d41);
  color:#fff;font-size:11px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;
  padding:8px 14px 8px 22px;
  clip-path:polygon(14px 0,100% 0,100% 100%,14px 100%,0 50%);
  box-shadow:0 6px 18px rgba(45,125,65,.45);
}
.h3_hero__hint{
  text-align:center;margin-top:28px;font-size:12px;letter-spacing:2px;text-transform:uppercase;
  color:rgba(255,255,255,.55);
}
.h3_hero__hint .scroll{
  display:inline-block;margin-right:10px;width:16px;height:24px;border:1.5px solid rgba(255,255,255,.55);border-radius:8px;position:relative;vertical-align:middle;
}
.h3_hero__hint .scroll::before{
  content:"";position:absolute;left:50%;top:5px;width:2px;height:6px;background:rgba(255,255,255,.8);border-radius:1px;transform:translateX(-50%);
  animation:h3_scroll 1.8s ease-in-out infinite;
}

/* ---------- STATS STRIP --------------------------------- */
.h3_stats{
  background:#fff;
  border-top:1px solid var(--color-border,#e2e8f0);
  border-bottom:1px solid var(--color-border,#e2e8f0);
}
.h3_stats__wrap{
  max-width:1240px;margin:0 auto;padding:44px 24px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.h3_stat{
  text-align:center;padding:18px 10px;position:relative;
}
.h3_stat + .h3_stat::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:1px;
  background:linear-gradient(to bottom,transparent,var(--color-border,#e2e8f0),transparent);
}
.h3_stat__num{
  font-size:clamp(34px,3.4vw,44px);font-weight:900;
  color:var(--color-primary,#14387F);
  line-height:1;letter-spacing:-1px;
  background:linear-gradient(135deg,var(--color-primary,#14387F),var(--color-green-dk,#2d7d41));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.h3_stat__lbl{
  margin-top:8px;font-size:13px;color:var(--color-text-muted,#64748b);
  font-weight:500;letter-spacing:.3px;
}

/* ---------- FLIPBOOK SECTION ---------------------------- */
.h3_flip{
  padding:88px 0 96px;
  background:
    radial-gradient(800px 400px at 90% 0%, rgba(77,176,91,.08), transparent 60%),
    linear-gradient(180deg,#f8fafc 0%,#eef4fb 100%);
  position:relative;overflow:hidden;
}
.h3_flip::before{
  content:"";position:absolute;left:-120px;bottom:-120px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(20,56,127,.10),transparent 70%);
  pointer-events:none;
}
.h3_flip__wrap{position:relative;max-width:1240px;margin:0 auto;padding:0 24px;}
.h3_sec__top{text-align:center;margin-bottom:44px;}
.h3_sec__eyebrow{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:3px;
  text-transform:uppercase;color:var(--color-green-dk,#2d7d41);
  margin-bottom:12px;
}
.h3_sec__title{
  font-size:clamp(28px,3vw,40px);font-weight:800;line-height:1.15;
  color:var(--color-primary,#14387F);letter-spacing:-.5px;
  margin:0 auto 14px;max-width:820px;
}
.h3_sec__sub{
  font-size:15.5px;color:var(--color-text-muted,#64748b);
  max-width:640px;margin:0 auto;line-height:1.7;
}
.h3_sec__title::after{
  content:"";display:block;width:56px;height:4px;border-radius:2px;margin:18px auto 0;
  background:linear-gradient(90deg,var(--color-green-lt,#4DB05B),var(--color-primary,#14387F));
}

/* Flipbook viewer */
.h3_flipbook{
  position:relative;
  max-width:980px;margin:0 auto;
  aspect-ratio:1.5/1;
  border-radius:18px;
  background:#0b1c3d;
  box-shadow:0 30px 70px rgba(20,56,127,.25),0 0 0 1px rgba(20,56,127,.1);
  overflow:hidden;
  cursor:pointer;
  perspective:2000px;
}
.h3_flipbook__stage{
  position:absolute;inset:0;
  display:grid;grid-template-columns:1fr 1fr;
  transform-style:preserve-3d;
}
.h3_flipbook__page{
  position:relative;
  background:#fff;
  overflow:hidden;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.04);
}
.h3_flipbook__page canvas,.h3_flipbook__page img{width:100%;height:100%;object-fit:contain;object-position:center;display:block;}
.h3_flipbook__page--left{box-shadow:inset -12px 0 24px -12px rgba(0,0,0,.35);}
.h3_flipbook__page--right{box-shadow:inset 12px 0 24px -12px rgba(0,0,0,.35);}
.h3_flipbook__spine{
  position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%);
  background:linear-gradient(to bottom,rgba(0,0,0,.25),rgba(0,0,0,.45),rgba(0,0,0,.25));
  z-index:2;
}
/* Turning page */
.h3_flipbook__flipper{
  position:absolute;top:0;bottom:0;left:50%;width:50%;
  visibility:hidden;
  transform-origin:left center;
  transform-style:preserve-3d;
  pointer-events:none;
  transition:transform .9s cubic-bezier(.6,.05,.28,.99);
  z-index:3;
}
.h3_flipbook__flipper.is-active{visibility:visible;}
.h3_flipbook__flipper.is-turning{transform:rotateY(-180deg);}
.h3_flipbook__flipper.no-anim,.h3_flipbook__flipper.no-anim .h3_flipbook__shade{transition:none;}
.h3_flipbook__flipper-front,.h3_flipbook__flipper-back{
  position:absolute;inset:0;backface-visibility:hidden;background:#fff;overflow:hidden;
}
.h3_flipbook__flipper-back{transform:rotateY(180deg);}
.h3_flipbook__flipper canvas,.h3_flipbook__flipper img{width:100%;height:100%;object-fit:contain;display:block;}
.h3_flipbook__shade{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to right,rgba(0,0,0,.25),transparent 30%);
  opacity:0;transition:opacity .35s;
}
.h3_flipbook__flipper.is-turning .h3_flipbook__shade{opacity:1;}

/* Overlay controls */
.h3_flipbook__ctl{
  position:absolute;z-index:5;
  top:50%;transform:translateY(-50%);
  background:rgba(255,255,255,.92);
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;border:none;cursor:pointer;
  box-shadow:0 6px 18px rgba(0,0,0,.18);
  transition:transform .2s,background .2s;
  color:var(--color-primary,#14387F);
}
.h3_flipbook__ctl:hover{background:#fff;transform:translateY(-50%) scale(1.06);}
.h3_flipbook__ctl--prev{left:16px;}
.h3_flipbook__ctl--next{right:16px;}
.h3_flipbook__ctl svg{width:20px;height:20px;}
.h3_flipbook__ctl[disabled]{opacity:.4;cursor:default;transform:translateY(-50%) scale(1);}
.h3_flipbook__bottom{
  position:absolute;left:0;right:0;bottom:14px;z-index:5;
  display:flex;justify-content:center;align-items:center;gap:14px;
  color:#fff;font-size:13px;
  pointer-events:none;
}
.h3_flipbook__pageinfo{
  background:rgba(11,28,61,.75);
  padding:6px 14px;border-radius:30px;backdrop-filter:blur(4px);
  font-weight:600;letter-spacing:.4px;
  pointer-events:auto;
}
.h3_flipbook__openfull{
  background:rgba(77,176,91,.95);
  color:#fff;border:none;cursor:pointer;
  padding:8px 16px;border-radius:30px;font-weight:700;font-size:12.5px;
  letter-spacing:.5px;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:8px;
  pointer-events:auto;
  transition:transform .2s,background .2s;
}
.h3_flipbook__openfull:hover{background:#2d7d41;transform:translateY(-2px);}
.h3_flipbook__openfull svg{width:14px;height:14px;}

/* Loading state */
.h3_flipbook.is-loading::after{
  content:"";position:absolute;inset:0;
  background:rgba(11,28,61,.85);
  z-index:10;
}
.h3_flipbook__spinner{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:11;
  color:#fff;font-size:13px;letter-spacing:1px;
  display:none;flex-direction:column;align-items:center;gap:14px;
}
.h3_flipbook.is-loading .h3_flipbook__spinner{display:flex;}
.h3_flipbook__spinner .ring{
  width:42px;height:42px;border-radius:50%;
  border:3px solid rgba(255,255,255,.25);border-top-color:#4DB05B;
  animation:h3_spin 1s linear infinite;
}

/* Action buttons under flipbook */
.h3_flip__actions{
  display:flex;justify-content:center;gap:14px;flex-wrap:wrap;
  margin-top:34px;
}
.h3_actbtn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:50px;
  font-weight:700;font-size:13.5px;letter-spacing:.6px;text-transform:uppercase;
  transition:transform .25s,box-shadow .25s,filter .25s;
  border:1px solid transparent;cursor:pointer;
}
.h3_actbtn svg{width:16px;height:16px;}
.h3_actbtn--primary{
  background:linear-gradient(135deg,var(--color-primary,#14387F),#1d55b4);
  color:#fff;box-shadow:0 10px 24px rgba(20,56,127,.35);
}
.h3_actbtn--primary:hover{transform:translateY(-3px);filter:brightness(1.08);color:#fff;opacity:1;}
.h3_actbtn--ghost{
  background:#fff;color:var(--color-primary,#14387F);
  border-color:var(--color-border,#e2e8f0);
  box-shadow:0 4px 14px rgba(20,56,127,.08);
}
.h3_actbtn--ghost:hover{border-color:var(--color-primary,#14387F);transform:translateY(-3px);color:var(--color-primary,#14387F);opacity:1;}

/* ---------- APPEALS (re-style existing) ----------------- */
.h3_appeals{
  padding:88px 0;
  background:#fff;
  position:relative;
}
.h3_appeals__wrap{max-width:1240px;margin:0 auto;padding:0 24px;}
.h3_appeals__grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;
  margin-top:36px;
}
.h3_quote{
  position:relative;background:#fff;
  border:1px solid var(--color-border,#e2e8f0);
  border-radius:18px;
  padding:28px 26px 24px;
  box-shadow:0 6px 22px rgba(20,56,127,.07);
  transition:transform .3s,box-shadow .3s;
  overflow:hidden;
}
.h3_quote:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,56,127,.14);}
.h3_quote::before{
  content:"\201C";position:absolute;top:4px;right:18px;font-size:110px;line-height:1;
  color:var(--color-green-lt,#4DB05B);opacity:.14;
  font-family:Georgia,serif;pointer-events:none;
}
.h3_quote::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(to bottom,var(--color-green-lt,#4DB05B),var(--color-primary,#14387F));
  opacity:0;transition:opacity .3s;
}
.h3_quote:hover::after{opacity:1;}
.h3_quote__top{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.h3_quote__img{width:128px;height:128px;flex:0 0 auto;border-radius:50%;overflow:hidden;
  border:2px solid var(--color-green-lt,#4DB05B);box-shadow:0 4px 12px rgba(77,176,91,.25);}
.h3_quote__img img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.h3_quote__who{font-size:12.5px;font-weight:700;color:var(--color-primary,#14387F);line-height:1.35;}
.h3_quote__body{font-size:13.5px;line-height:1.75;color:#475569;font-style:italic;}
.h3_quote__body p{margin:0 0 8px;}
.h3_quote__body p:last-child{margin-bottom:0;}

/* ---------- MAIN CTA (keep existing structure, re-style) */
.h3_cta{
  padding:80px 0 96px;
  background:linear-gradient(160deg,#f0f4fb 0%,#e8f5ec 100%);
  position:relative;overflow:hidden;text-align:center;
}
.h3_cta::before,.h3_cta::after{content:"";position:absolute;border-radius:50%;pointer-events:none;}
.h3_cta::before{width:420px;height:420px;background:radial-gradient(circle,rgba(58,158,82,.12),transparent 70%);top:-140px;left:-90px;}
.h3_cta::after{width:360px;height:360px;background:radial-gradient(circle,rgba(20,56,127,.10),transparent 70%);bottom:-120px;right:-70px;}
.h3_cta__wrap{max-width:860px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.h3_cta__text{font-size:16.5px;line-height:1.85;color:var(--color-text,#1e293b);}
.h3_cta__text p{margin-bottom:10px;}
.h3_cta__text::before{
  content:"";display:block;width:56px;height:4px;border-radius:2px;margin:0 auto 24px;
  background:linear-gradient(90deg,var(--color-green,#3a9e52),var(--color-primary,#14387F));
}

/* ---------- ANIMATIONS --------------------------------- */
@keyframes h3_fadeUp{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:none;}}
@keyframes h3_pulse{0%{box-shadow:0 0 0 0 rgba(77,176,91,.5);}70%{box-shadow:0 0 0 9px rgba(77,176,91,0);}100%{box-shadow:0 0 0 0 rgba(77,176,91,0);}}
@keyframes h3_shimmer{0%{left:-80%;}60%{left:140%;}100%{left:140%;}}
@keyframes h3_scroll{0%,100%{transform:translate(-50%,0);opacity:1;}50%{transform:translate(-50%,6px);opacity:.3;}}
@keyframes h3_spin{to{transform:rotate(360deg);}}

/* Scroll-reveal (hooks into animations.js) */
.h3_reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease;}
.h3_reveal.is-visible{opacity:1;transform:none;}

/* ---------- RESPONSIVE ---------------------------------- */
@media (max-width:1024px){
  .h3_hero__wrap{grid-template-columns:1fr;gap:40px;padding-top:56px;}
  .h3_hero__book{order:-1;margin-top:8px;}
  .h3_book{max-width:320px;}
  .h3_stats__wrap{grid-template-columns:repeat(2,1fr);gap:0;}
  .h3_stat + .h3_stat::before{display:none;}
}
@media (max-width:760px){
  .h3_hero__wrap{padding:52px 18px 44px;}
  .h3_hero__title{font-size:clamp(28px,6.5vw,40px);}
  .h3_hero__sub{font-size:15px;}
  .h3_btn{padding:14px 22px;font-size:13px;}
  .h3_flip{padding:64px 0 72px;}
  .h3_flip__wrap{padding:0 14px;}
  .h3_flipbook{border-radius:12px;aspect-ratio:3/4;}
  .h3_flipbook__stage{grid-template-columns:1fr;}
  .h3_flipbook__page--left{display:none;}
  .h3_flipbook__spine{display:none;}
  .h3_flipbook__flipper{display:none;}
  .h3_flipbook__ctl{width:40px;height:40px;}
  .h3_appeals,.h3_cta{padding:64px 0;}
  .h3_stats__wrap{padding:32px 18px;}
  .h3_stat__num{font-size:30px;}
}
@media (max-width:420px){
  .h3_stats__wrap{grid-template-columns:1fr 1fr;}
  .h3_hero__cta{flex-direction:column;align-items:stretch;}
  .h3_btn{justify-content:center;}
}

/* Reduce motion */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .h3_reveal{opacity:1;transform:none;}
}