:root{--yellow:#ffc400;--black:#111;--paper:#fff;--muted:#777;--stage:#171717;--page-ratio:.7129}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Arial,sans-serif;color:#222;background:#f5f5f3}a{color:inherit}.ml-topbar{height:72px;position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:28px;padding:0 clamp(18px,4vw,60px);background:rgba(255,255,255,.97);box-shadow:0 2px 24px rgba(0,0,0,.08);backdrop-filter:blur(12px)}.ml-brand{font-size:24px;font-weight:800;text-decoration:none;letter-spacing:-.7px;color:#111}.ml-brand span{color:var(--yellow)}.ml-nav{display:flex;align-items:center;gap:20px;margin-left:auto}.ml-nav a{text-decoration:none;font-size:14px;font-weight:600;color:#444}.ml-nav a:hover,.ml-nav a.active{color:#d7a500}.ml-menu-btn{display:none;margin-left:auto;border:0;background:none;font-size:25px}.ml-mobile-menu{position:sticky;top:72px;z-index:49;background:#fff;padding:12px 20px;box-shadow:0 12px 30px rgba(0,0,0,.08)}.ml-mobile-menu a{display:block;padding:10px 0;text-decoration:none;font-weight:600}
.catalog-main{min-height:100vh}.catalog-heading{max-width:1540px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:18px clamp(18px,3vw,42px) 14px}.catalog-heading>div{min-width:0}.eyebrow{display:block;font-size:10px;letter-spacing:3.5px;color:#c99a00;font-weight:800;margin-bottom:4px}.catalog-heading h1{margin:0;font-size:clamp(22px,2.7vw,34px);letter-spacing:-.8px;line-height:1.05}.catalog-heading p{margin:0;max-width:680px;color:#777;font-size:13px;line-height:1.5;text-align:right}
.catalog-shell{width:min(100%,1680px);margin:0 auto;padding:0 clamp(8px,1.5vw,22px) 26px}.catalog-toolbar{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:7px 10px;background:#fff;border-radius:14px 14px 0 0;box-shadow:0 5px 26px rgba(0,0,0,.08);position:relative;z-index:6}.toolbar-group{display:flex;align-items:center;gap:7px}.zoom-controls{display:flex;align-items:center;gap:6px}.zoom-percent{height:36px;min-width:58px;padding:0 8px;border:1px solid #e4e4e4;border-radius:9px;background:#f8f8f8;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;color:#333;font-variant-numeric:tabular-nums}.zoom-reset{gap:6px}.zoom-reset-icon{font-size:16px;line-height:1}.zoom-reset:disabled{opacity:.45}.toolbar-title{font-size:12px;color:#777;white-space:nowrap}.tool-btn{height:36px;min-width:38px;border:1px solid #e4e4e4;border-radius:9px;background:#fff;display:inline-flex;align-items:center;justify-content:center;padding:0 11px;font-weight:700;text-decoration:none;cursor:pointer;color:#222}.tool-btn:hover{border-color:#ccc;background:#fafafa}.tool-btn:disabled{opacity:.35;cursor:default}.tool-btn.icon{font-size:19px;padding:0}.tool-btn.text{font-size:12px}.tool-btn.download{background:var(--yellow);border-color:var(--yellow)}.page-jump{height:36px;display:flex;align-items:center;gap:5px;border:1px solid #e4e4e4;border-radius:9px;padding:0 9px;color:#777;font-size:12px}.page-jump input{width:42px;border:0;outline:0;text-align:center;font-weight:800;font-size:13px;background:transparent}
.book-viewport{position:relative;height:clamp(560px,calc(100svh - 178px),920px);min-height:560px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:radial-gradient(circle at 50% 44%,#343434 0,#202020 46%,#141414 100%);perspective:2400px;touch-action:pan-y;isolation:isolate}.book-viewport.is-zoomed{cursor:grab;touch-action:none}.book-viewport.is-zoomed.is-dragging{cursor:grabbing}.book-viewport.is-zoomed .book{transition:width .28s ease,height .28s ease,transform .08s linear}.book-viewport:before{content:"";position:absolute;inset:auto 8% 3.5% 8%;height:24px;background:radial-gradient(ellipse,rgba(0,0,0,.58),transparent 70%);filter:blur(8px);pointer-events:none}.book{--zoom:1;position:relative;display:flex;align-items:stretch;justify-content:center;transform:translate3d(var(--pan-x,0px),var(--pan-y,0px),0) scale(var(--zoom));transform-origin:center;transition:width .28s ease,height .28s ease,transform .18s ease;opacity:0;visibility:hidden}.book.is-ready{opacity:1;visibility:visible}.page{position:relative;height:100%;background:#fff;overflow:hidden;box-shadow:0 16px 48px rgba(0,0,0,.42);backface-visibility:hidden;flex:0 0 auto}.book.spread-mode .page{width:50%}.book.single-mode .page-right{width:100%;border-radius:6px}.book.single-mode .page-left{display:none}.page-left{border-radius:6px 0 0 6px}.page-right{border-radius:0 6px 6px 0}.page-left:after,.page-right:after{content:"";position:absolute;inset:0;pointer-events:none}.book.spread-mode .page-left:after{background:linear-gradient(90deg,transparent 76%,rgba(0,0,0,.15))}.book.spread-mode .page-right:after{background:linear-gradient(90deg,rgba(0,0,0,.13),transparent 24%)}.book.single-mode .page-right:after{background:none}.page img,.flip-face img{width:100%;height:100%;object-fit:contain;background:#fff;display:block}.page.empty{visibility:hidden}.flip-sheet{display:none;position:absolute;top:0;height:100%;z-index:10;transform-style:preserve-3d;transition:transform .48s cubic-bezier(.58,.08,.2,.98);filter:drop-shadow(0 14px 15px rgba(0,0,0,.24))}.book.spread-mode .flip-sheet{width:50%}.book.single-mode .flip-sheet{width:100%}.flip-sheet.next{display:block;right:0;transform-origin:left center;transform:rotateY(0)}.book.single-mode .flip-sheet.next{transform-origin:left center}.flip-sheet.next.go{transform:rotateY(-180deg)}.flip-sheet.prev{display:block;left:0;transform-origin:right center;transform:rotateY(0)}.flip-sheet.prev.go{transform:rotateY(180deg)}.flip-face{position:absolute;inset:0;background:#fff;backface-visibility:hidden;overflow:hidden}.flip-back{transform:rotateY(180deg)}
.stage-nav{position:absolute;top:50%;z-index:20;width:62px;height:86px;margin-top:-43px;border:1px solid rgba(255,255,255,.13);border-radius:18px;background:rgba(255,255,255,.07);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;backdrop-filter:blur(8px);transition:background .18s,border-color .18s,transform .18s,opacity .18s}.stage-nav span{font-size:58px;font-weight:200;line-height:1;transform:translateY(-3px)}.stage-nav:hover{background:rgba(255,196,0,.92);border-color:var(--yellow);color:#111}.stage-nav:active{transform:scale(.96)}.stage-nav:disabled{opacity:.16;cursor:default;pointer-events:none}.stage-prev{left:clamp(14px,3.5vw,56px)}.stage-next{right:clamp(14px,3.5vw,56px)}.catalog-error{position:absolute;inset:auto 20px 50% 20px;transform:translateY(50%);text-align:center;color:#fff;font-weight:700}.catalog-hint{text-align:center;font-size:11px;color:#888;background:#fff;border-radius:0 0 14px 14px;padding:8px 10px}.catalog-seo-copy{max-width:1000px;margin:36px auto 50px;padding:0 22px}.catalog-seo-copy h2{font-size:24px}.catalog-seo-copy p{color:#666;line-height:1.75}.catalog-seo-copy a{font-weight:800;text-decoration:none}.ml-footer{background:#111;color:#aaa;padding:30px clamp(20px,5vw,70px);display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:30px;font-size:13px}.footer-brand{color:#fff}.ml-footer p{margin:5px 0 0}.footer-links{display:flex;gap:18px}.footer-links a{text-decoration:none;color:#bbb}.footer-links a:hover{color:var(--yellow)}
.catalog-shell:fullscreen{background:#111;padding:0;width:100%;max-width:none}.catalog-shell:fullscreen .catalog-toolbar{border-radius:0}.catalog-shell:fullscreen .book-viewport{height:calc(100vh - 52px);max-height:none}.catalog-shell:fullscreen .catalog-hint{display:none}
@media(max-width:900px){.ml-nav{display:none}.ml-menu-btn{display:block}.catalog-heading{padding:14px 18px 11px;display:block}.catalog-heading p{display:none}.catalog-heading h1{font-size:24px}.catalog-shell{padding-left:0;padding-right:0}.catalog-toolbar{border-radius:0;min-height:48px;padding:6px 10px}.toolbar-title{font-size:11px}.toolbar-actions>.tool-btn.text:not(.download){display:none}.zoom-reset-label{display:none}.zoom-reset{min-width:36px;padding:0}.zoom-percent{min-width:54px}.book-viewport{height:clamp(470px,calc(100svh - 162px),780px);min-height:470px}.book.spread-mode .page-left{display:none}.book.spread-mode .page-right{width:100%;border-radius:6px}.book.spread-mode .page-right:after{background:none}.flip-sheet,.book.spread-mode .flip-sheet{width:100%}.stage-nav{width:46px;height:64px;margin-top:-32px;border-radius:14px;background:rgba(0,0,0,.38);border-color:rgba(255,255,255,.18)}.stage-nav span{font-size:44px}.stage-prev{left:8px}.stage-next{right:8px}.catalog-hint{font-size:10px;border-radius:0}.ml-footer{grid-template-columns:1fr;text-align:center}.footer-links{justify-content:center;flex-wrap:wrap}}
@media(max-width:560px){.ml-topbar{height:62px;padding:0 16px}.ml-mobile-menu{top:62px}.catalog-heading{padding:11px 15px 9px}.eyebrow{font-size:9px;letter-spacing:2.7px}.catalog-heading h1{font-size:20px}.catalog-toolbar{padding:5px 7px}.toolbar-group{gap:4px}.zoom-controls{gap:3px}.tool-btn{height:34px;min-width:34px;padding:0 7px}.zoom-percent{height:34px;min-width:49px;padding:0 5px;font-size:11px}.zoom-reset{min-width:34px}.page-jump{height:34px;padding:0 6px}.page-jump input{width:34px}.toolbar-title{display:none}.tool-btn.download{font-size:0}.tool-btn.download:after{content:"PDF";font-size:11px}.book-viewport{height:calc(100svh - 145px);min-height:420px}.stage-nav{width:40px;height:56px;margin-top:-28px;border-radius:12px}.stage-nav span{font-size:39px}.stage-prev{left:5px}.stage-next{right:5px}.catalog-hint{padding:7px 8px}}
@media(max-width:380px){.toolbar-actions{gap:3px}.tool-btn{min-width:32px}.stage-nav{width:36px;height:52px}.stage-prev{left:3px}.stage-next{right:3px}}
@media(prefers-reduced-motion:reduce){.flip-sheet,.book,.stage-nav{transition:none!important}}

/* ===== Real MakroLight logo + resilient desktop catalog header ===== */
.ml-topbar .ml-brand,
.ml-footer .ml-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-width: 0;
  line-height: 1;
}
.ml-topbar .ml-brand-logo {
  display: block;
  width: auto;
  height: auto;
  max-width: 190px;
  max-height: 42px;
  object-fit: contain;
}
.ml-footer .ml-brand-logo {
  display: block;
  width: auto;
  height: auto;
  max-width: 220px;
  max-height: 52px;
  object-fit: contain;
}

@media (min-width: 901px) {
  .ml-topbar {
    width: 100%;
    gap: clamp(14px, 1.8vw, 28px);
    padding-left: clamp(18px, 3vw, 48px);
    padding-right: clamp(18px, 3vw, 48px);
  }
  .ml-nav {
    min-width: 0;
    gap: clamp(10px, 1.2vw, 20px);
    white-space: nowrap;
  }
  .ml-nav a {
    font-size: clamp(12px, .95vw, 14px);
  }
}

@media (min-width: 901px) and (max-width: 1180px) {
  .ml-topbar {
    gap: 12px;
    padding-left: 16px;
    padding-right: 16px;
  }
  .ml-topbar .ml-brand-logo {
    max-width: 148px;
    max-height: 35px;
  }
  .ml-nav {
    gap: 9px;
  }
  .ml-nav a {
    font-size: 11.5px;
  }
}

@media (max-width: 900px) {
  .ml-topbar .ml-brand-logo {
    max-width: 164px;
    max-height: 38px;
  }
}

@media (max-width: 560px) {
  .ml-topbar .ml-brand-logo {
    max-width: 138px;
    max-height: 32px;
  }
  .ml-footer .ml-brand-logo {
    max-width: 180px;
    max-height: 44px;
    margin-left: auto;
    margin-right: auto;
  }
}