/* =========================================================
   HYPERCUT CATALOG — CLEAN V31 (bugfix pass)
   هدف: حفظ گرافیک قبلی + صفحات فایبر تصویری
========================================================= */

:root{
  --black:#0d0e10;
  --dark:#15171a;
  --white:#fff;
  --gray:#777;
  --line:#ddd;
  --red:#e32626;
}

*{box-sizing:border-box}

html,body{
  margin:0;
  padding:0;
  width:100%;
  min-height:100%;
  background:var(--black);
  font-family:Tahoma,Arial,sans-serif;
  color:#222;
}

body{overflow-x:hidden}

.topbar{
  height:58px;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 28px;
  border-bottom:1px solid #ddd;
  position:relative;
  z-index:10000;
}

.brand{
  font:900 20px Arial,sans-serif;
  letter-spacing:3px;
  direction:ltr;
}

.title{font-size:12px;color:#333}

.catalog-wrapper{
  width:100%;
  min-height:calc(100vh - 58px);
  display:flex;
  flex-direction:column;
  align-items:center;
  padding-top:18px;
}

.controls{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  margin-bottom:15px;
  direction:ltr;
  position:relative;
  z-index:9999;
}

.controls button{
  height:32px;
  padding:0 13px;
  border:1px solid #ddd;
  border-radius:4px;
  background:#fff;
  color:#222;
  font:11px Tahoma,Arial,sans-serif;
  cursor:pointer;
  transition:.2s;
}

.controls button:hover:not(:disabled){
  background:var(--red);
  color:#fff;
  border-color:var(--red);
}

.controls button:disabled{opacity:.35;cursor:default}

#pageInfo{
  min-width:42px;
  text-align:center;
  color:#fff;
  font:12px Arial,sans-serif;
  direction:ltr;
}

.book-area{
  width:min(88vw,560px);
  aspect-ratio:794 / 1123;
  position:relative;
  flex:0 0 auto;
}

#book{
  width:100%;
  height:100%;
  position:relative;
  transform-style:preserve-3d;
}

.page{
  position:absolute !important;
  inset:0 !important;
  width:100% !important;
  height:100% !important;
  margin:0 !important;
  padding:0 !important;
  overflow:hidden;
  background:#fff;
  transform-origin:left center;
  transform-style:preserve-3d;
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
  transition:transform .72s cubic-bezier(.4,0,.2,1);
  box-shadow:0 15px 45px rgba(0,0,0,.38);
  border:1px solid #292929;
}

.page-inner{
  position:relative;
  width:100%;
  height:100%;
  padding:38px 42px 34px;
  background:#fff;
  direction:rtl;
  overflow-y:auto;
  overflow-x:hidden;
  scrollbar-width:none;
  -ms-overflow-style:none;
}

.page-inner::-webkit-scrollbar{display:none}

.page-head{
  height:46px;
  border-bottom:1px solid #ddd;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  direction:ltr;
  position:relative;
  z-index:20;
}

.page-head img{
  width:125px;
  height:38px;
  object-fit:contain;
  object-position:left center;
}

.page-head span{
  font:700 14px Arial,sans-serif;
  color:var(--red);
  padding-top:5px;
}

.page-head::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-1px;
  width:55px;
  height:2px;
  background:var(--red);
}

.eyebrow{
  font:700 9px Arial,sans-serif;
  letter-spacing:2.5px;
  color:var(--red);
  direction:ltr;
  margin-bottom:15px;
}

h1{
  font-size:clamp(23px,4vw,32px);
  line-height:1.65;
  margin:0 0 10px;
  font-weight:800;
  color:#111;
}

p{
  font-size:11px;
  line-height:2.15;
  color:#444;
  margin:0 0 13px;
  text-align:justify;
}

.red-rule{
  width:45px;
  height:3px;
  background:var(--red);
  margin:4px 0 20px;
}

footer{
  position:absolute;
  bottom:16px;
  left:42px;
  right:42px;
  border-top:1px solid #ddd;
  padding-top:9px;
  font:700 8px Arial,sans-serif;
  direction:ltr;
  letter-spacing:.4px;
  z-index:50;
}

footer i{
  display:inline-block;
  width:25px;
  height:1px;
  background:var(--red);
  vertical-align:middle;
  margin:0 7px;
}

footer span{
  float:right;
  font-size:7px;
  letter-spacing:2px;
}

/* =========================================================
   COVER
========================================================= */

.cover-page{background:#0b0c0e}

.cover-image{
  position:absolute;
  inset:0;
  background:url("images/cover.webp") center/cover no-repeat;
}

/* =========================================================
   ABOUT
========================================================= */

.about-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:center;
  margin-top:38px;
}

.about-copy{direction:rtl;min-width:0}

.about-photo{
  height:315px;
  overflow:hidden;
  background:#111;
  box-shadow:0 18px 30px rgba(0,0,0,.16);
}

.about-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.feature-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid #ddd;
  margin-top:25px;
}

.feature-strip div{
  padding:12px 8px;
  min-height:80px;
  border-left:1px solid #ddd;
  text-align:center;
}

.feature-strip div:first-child{border-left:0}

.feature-strip b{
  display:block;
  font:700 17px Arial,sans-serif;
  color:var(--red);
  margin-bottom:7px;
}

.feature-strip strong{display:block;font-size:9px}

.feature-strip small{
  display:block;
  font-size:7px;
  color:#777;
  margin-top:6px;
  line-height:1.7;
}

/* =========================================================
   FIBER PAGE 03 — PREVIOUS GRAPHIC SYSTEM
========================================================= */

.fiber-overview{
  display:grid;
  grid-template-columns:1fr .9fr;
  gap:20px;
  align-items:center;
  margin-top:25px;
}

.fiber-overview-copy{direction:rtl;min-width:0}

.fiber-overview-copy p{
  font-size:9px;
  line-height:1.8;
  margin-bottom:7px;
}

.fiber-overview-photo{
  height:150px;
  overflow:hidden;
  border:1px solid #36383c;
  background:#0c0d0f;
  box-shadow:0 12px 24px rgba(0,0,0,.25);
}

.fiber-overview-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.models-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:15px;
  margin-bottom:7px;
  border-bottom:1px solid #ddd;
  padding-bottom:6px;
}

.models-title span{
  font:700 6px Arial,sans-serif;
  letter-spacing:1.5px;
  color:#777;
  direction:ltr;
}

.models-title b{font-size:10px}

.model-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:6px;
}

.model-card{
  min-width:0;
  height:112px;
  padding:7px;
  overflow:hidden;
  border:1px solid #d8d8d8;
  background:#fff;
  box-shadow:0 4px 10px rgba(0,0,0,.05);
}

.model-card.featured-model{
  border-color:var(--red);
  box-shadow:inset 0 2px 0 var(--red),0 4px 10px rgba(0,0,0,.05);
}

.model-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:3px;
  padding-bottom:5px;
  margin-bottom:5px;
  border-bottom:1px solid #e2e2e2;
}

.model-top span{
  font:700 5px Arial,sans-serif;
  letter-spacing:.7px;
  color:#777;
  direction:ltr;
}

.model-top b{
  font:800 13px Arial,sans-serif;
  color:var(--red);
  direction:ltr;
}

.model-card h3{
  font-size:8px;
  line-height:1.3;
  margin:0 0 5px;
  white-space:nowrap;
}

.model-card ul{
  margin:0;
  padding:0 10px 0 0;
  overflow:hidden;
}

.model-card li{
  font:5.5px/1.45 Arial,Tahoma,sans-serif;
  color:#444;
  margin:1px 0;
  white-space:nowrap;
  direction:ltr;
}

.tag-row{
  margin-top:7px;
  padding-top:6px;
  border-top:1px solid #ddd;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:5px;
}

.tag-row span{
  font-size:5.5px;
  color:#777;
  white-space:nowrap;
}

/* Plasma / Welding robot brand cards — fewer, wider cards than the fiber model grid */
.brand-grid-2{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.brand-grid-3{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.brand-grid-2 .model-card,
.brand-grid-3 .model-card{height:auto;min-height:90px;padding:12px}
.brand-grid-2 .model-top b,
.brand-grid-3 .model-top b{font-size:15px}
.brand-grid-2 .model-card h3,
.brand-grid-3 .model-card h3{font-size:9px;white-space:normal}
.brand-grid-2 .model-card li,
.brand-grid-3 .model-card li{font-size:7px;white-space:normal;direction:rtl}

/* =========================================================
   FIBER ART PAGES 04–07
   تصویر، گرافیک اصلی صفحه است.
   HTML فقط قاب، لوگو، شماره و فوتر را کنترل می‌کند.
========================================================= */

.fiber-art-page .page-inner{
  padding:0;
  background:#0d0e10;
}

.art-header{
  height:70px;
  border-bottom:1px solid #ddd;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  direction:ltr;
  position:relative;
  z-index:20;
}

.art-header img{
  width:125px;
  height:40px;
  object-fit:contain;
  object-position:left center;
}

.art-header span{
  font:800 14px Arial,sans-serif;
  color:var(--red);
  padding-top:10px;
}

.art-header::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-1px;
  width:65px;
  height:2px;
  background:var(--red);
}

.art-label{
  position:absolute;
  z-index:10;
  left:38px;
  top:72px;
  padding:5px 8px;
  background:rgba(0,0,0,.52);
  color:#fff;
  font:700 6px Arial,sans-serif;
  letter-spacing:1.2px;
  direction:ltr;
}

.fiber-art-page footer{
  position:absolute;
  bottom:16px;
  left:42px;
  right:42px;
  border-top:1px solid #ddd;
  padding-top:9px;
  font:700 8px Arial,sans-serif;
  direction:ltr;
  letter-spacing:.4px;
  z-index:50;
}

.fiber-art-page .fiber-art{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  overflow:hidden;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:1;
}

.fiber-art-page .fiber-art img{
  width:100%;
  height:76%;
  display:block;
  object-fit:contain;
  object-position:center center;
}

/* =========================================================
   OTHER PAGES
========================================================= */

.standard-layout,
.service-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:center;
  margin-top:55px;
}

.standard-layout>div:first-child,
.service-layout>div:first-child{
  direction:rtl;
}

.standard-photo{
  height:330px;
  overflow:hidden;
  background:#111;
}

.standard-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.service-cards{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}

.service-cards div{
  min-height:105px;
  border:1px solid #ddd;
  padding:14px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}

.service-cards b{
  font:700 18px Arial,sans-serif;
  color:var(--red);
}

.service-cards strong{
  font-size:10px;
  line-height:1.8;
}

.contact-page{background:#fff}

.contact-center{
  margin-top:95px;
  text-align:center;
  direction:rtl;
}

.contact-center .red-rule{margin:10px auto 20px}

.contact-center p{
  max-width:420px;
  margin:0 auto 25px;
  text-align:center;
}

.contact-boxes{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  margin-top:35px;
}

.contact-boxes div{
  padding:18px;
  border:1px solid #ddd;
}

.contact-boxes span{
  display:block;
  font:700 7px Arial,sans-serif;
  letter-spacing:1.5px;
  color:var(--red);
  direction:ltr;
  margin-bottom:7px;
}

.contact-boxes strong{
  font-size:8px;
  line-height:1.8;
}

/* =========================================================
   BACK COVER
========================================================= */

.back-cover-page{background:#090a0c}

.back-cover{
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 70% 38%,#20242a 0%,#101216 34%,#08090b 78%);
  color:#fff;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  padding:30px 38px 22px;
}

.back-cover::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(145deg,transparent 55%,rgba(227,38,38,.75) 55.15%,transparent 55.45%);
}

.back-cover-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  direction:ltr;
  font-family:Arial,sans-serif;
  z-index:2;
  flex:0 0 auto;
}

.back-cover-top span{font-size:12px;font-weight:900;letter-spacing:2px}
.back-cover-top b{font-size:7px;letter-spacing:2px;color:#aaa}

.back-cover-center{
  flex:1 1 auto;
  min-height:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  z-index:2;
}

.back-cover-center img{
  width:185px;
  max-width:42%;
  height:auto;
}

.back-rule{
  width:48px;
  height:2px;
  background:var(--red);
  margin:18px 0;
}

.back-cover-center h1{
  font-size:24px;
  line-height:1.7;
  margin:0;
  color:#fff;
}

.back-cover-center p{
  font-size:9px;
  color:#c8c8c8;
  margin-top:12px;
  max-width:65%;
  line-height:2;
  text-align:center;
}

.contact-panel{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  direction:ltr;
  z-index:2;
  flex:0 0 auto;
  margin-top:18px;
}

.contact-item{
  min-height:78px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 14px;
  border:1px solid #34363a;
  background:rgba(255,255,255,.035);
}

.contact-item+.contact-item{border-left:0}

.contact-icon{
  width:34px;
  height:34px;
  flex:0 0 34px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(227,38,38,.65);
  border-radius:50%;
  color:var(--red);
  font:700 16px Arial,sans-serif;
}

.contact-item span{
  display:block;
  margin-bottom:5px;
  font:700 6px Arial,sans-serif;
  letter-spacing:1.4px;
  color:var(--red);
}

.contact-item strong{
  display:block;
  font-size:8px;
  color:#eee;
  line-height:1.7;
}

.back-cover-bottom{
  text-align:center;
  font:700 6px Arial,sans-serif;
  letter-spacing:1.5px;
  color:#777;
  direction:ltr;
  z-index:2;
  flex:0 0 auto;
  margin-top:14px;
}

.back-cover-bottom b{
  display:block;
  color:#bbb;
  font-size:6px;
  letter-spacing:1.8px;
  margin-bottom:6px;
}

/* =========================================================
   TABLET
========================================================= */

@media (max-width:900px){
  .book-area{width:min(82vw,560px)}
  .page-inner{padding:30px 32px 32px}
  .about-layout,.standard-layout,.service-layout{gap:20px}
  .about-photo,.standard-photo{height:270px}
}

/* =========================================================
   MOBILE
========================================================= */

@media (max-width:600px){

  .topbar{height:52px;padding:0 16px}
  .brand{font-size:16px;letter-spacing:2px}
  .title{font-size:9px}

  .catalog-wrapper{
    min-height:calc(100vh - 52px);
    padding-top:10px;
  }

  .controls{gap:5px;margin-bottom:10px}
  .controls button{height:29px;padding:0 9px;font-size:9px}
  #pageInfo{font-size:10px;min-width:36px}

  .book-area{
    width:92vw;
    aspect-ratio:794 / 1123;
  }

  .page-inner{padding:24px 24px 27px}

  .page-head{height:36px}
  .page-head img{width:105px;height:30px}
  .page-head span{font-size:11px;padding-top:4px}

  h1{font-size:22px;line-height:1.5}
  p{font-size:9px;line-height:1.9;margin-bottom:8px}

  .eyebrow{font-size:7px;margin-bottom:8px}
  .red-rule{margin-bottom:12px}

  .about-layout,
  .standard-layout,
  .service-layout{
    grid-template-columns:1fr;
    gap:15px;
    margin-top:22px;
  }

  .about-photo,.standard-photo{
    height:190px;
    order:-1;
  }

  .feature-strip{margin-top:12px}
  .feature-strip div{padding:8px 4px;min-height:62px}
  .feature-strip b{font-size:13px}
  .feature-strip strong{font-size:7px}
  .feature-strip small{font-size:5.5px}

  /* Fiber 03 */
  .fiber-overview{
    grid-template-columns:1fr 1fr;
    gap:9px;
    margin-top:12px;
  }

  .fiber-overview-copy p{
    font-size:5.8px;
    line-height:1.45;
    margin-bottom:5px;
  }

  .fiber-overview-copy h1{font-size:16px;line-height:1.45}
  .fiber-overview-photo{height:105px}

  .models-title{margin-top:6px;padding-bottom:4px}
  .models-title b{font-size:8px}
  .models-title span{font-size:4px}

  .model-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:5px;
  }

  .model-card{
    height:92px;
    padding:5px;
  }

  .model-top{padding-bottom:3px;margin-bottom:3px}
  .model-top span{font-size:4px}
  .model-top b{font-size:11px}
  .model-card h3{font-size:6.5px;margin-bottom:2px}
  .model-card li{font-size:4.5px;line-height:1.35}

  .tag-row{margin-top:5px;padding-top:5px}
  .tag-row span{font-size:4.5px}

  /* Fiber image pages */
  .art-header{
    height:50px;
    padding:10px 24px 0;
  }

  .art-header img{width:105px;height:30px}
  .art-header span{font-size:11px}

  .art-label{
    left:24px;
    top:56px;
    font-size:4.5px;
  }

  .fiber-art-page footer{
    left:24px;
    right:24px;
    bottom:10px;
    padding-top:6px;
    font-size:6px;
  }

  .fiber-art-page footer span{font-size:5px}

  .service-cards{gap:7px}
  .service-cards div{min-height:65px;padding:9px}
  .service-cards strong{font-size:8px}

  .contact-center{margin-top:65px}
  .contact-boxes{grid-template-columns:1fr;gap:6px;margin-top:20px}

  footer{
    left:24px;
    right:24px;
    bottom:10px;
    padding-top:6px;
    font-size:6px;
  }

  footer span{font-size:5px}

  .back-cover{padding:20px 25px 15px}
  .back-cover-top span{font-size:9px}
  .back-cover-top b{font-size:5px}

  .back-cover-center img{width:135px}
  .back-cover-center h1{font-size:19px}
  .back-cover-center p{font-size:7px;max-width:78%}

  .contact-panel{
    grid-template-columns:1fr;
    gap:6px;
    margin-top:12px;
  }

  .contact-item{
    min-height:45px;
    padding:6px 9px;
    gap:8px;
  }

  .contact-item+.contact-item{border-left:1px solid #34363a}

  .contact-icon{
    width:27px;
    height:27px;
    flex-basis:27px;
    font-size:12px;
  }

  .contact-item span{font-size:4.5px;margin-bottom:2px}
  .contact-item strong{font-size:6.5px}

  .back-cover-bottom{margin-top:10px}
  .back-cover-bottom b{font-size:4.5px;margin-bottom:3px}
  .back-cover-bottom span{font-size:3.8px}
}

/* =========================================================
   FULLSCREEN
========================================================= */

html:fullscreen,
html:fullscreen body{
  width:100%;
  height:100%;
  margin:0;
  padding:0;
  overflow:hidden;
  background:#0d0e10;
}

html:fullscreen .topbar{display:none !important}

html:fullscreen .catalog-wrapper{
  width:100vw;
  height:100vh;
  min-height:0;
  margin:0;
  padding:0;
  display:flex;
  align-items:center;
  justify-content:center;
}

html:fullscreen .controls{
  position:fixed;
  top:12px;
  left:50%;
  transform:translateX(-50%);
  margin:0;
  z-index:999999;
}

html:fullscreen .book-area{
  width:auto;
  height:88vh;
  aspect-ratio:794 / 1123;
  max-width:90vw;
  max-height:88vh;
}

html:fullscreen .page-inner{width:100%;height:100%}

html:fullscreen .page img{max-width:100%}

@media (max-width:600px){
  html:fullscreen .controls{top:7px}

  html:fullscreen .book-area{
    height:87vh;
    max-height:87vh;
    max-width:94vw;
    aspect-ratio:794 / 1123;
  }

  html:fullscreen .page-inner{padding:24px 24px 27px}

  html:fullscreen .fiber-art-page .page-inner{padding:0}

  html:fullscreen .art-header{
    padding:10px 24px 0;
  }
}

@media (max-width:380px){
  .book-area{width:94vw}
  .page-inner{padding:22px 22px 26px}

  html:fullscreen .book-area{
    height:86vh;
    max-height:86vh;
    max-width:95vw;
  }

  html:fullscreen .page-inner{padding:22px 22px 26px}
  html:fullscreen .fiber-art-page .page-inner{padding:0}
}

.page img{max-width:100%}

html:fullscreen .page,
html:fullscreen .page-inner,
html:fullscreen #book{scrollbar-width:none}

html:fullscreen .page::-webkit-scrollbar,
html:fullscreen .page-inner::-webkit-scrollbar,
html:fullscreen #book::-webkit-scrollbar{display:none}