:root{
  --ph-gradient:linear-gradient(135deg, rgba(8,12,65,.93) 0%, rgba(21,71,114,.85) 55%, rgba(53,154,204,.42) 100%);
}
.page-hero{
  position:relative; overflow:hidden; padding:56px 0 74px; color:#fff;
  background-color:#080C41;
  background-image:var(--ph-gradient);
  background-size:cover; background-position:center;
}
.page-hero-bg{position:absolute; inset:0; z-index:0; overflow:hidden; pointer-events:none;}
.page-hero-bg img{width:100%; height:100%; object-fit:cover; object-position:center; display:block;}
.page-hero-bg::after{content:''; position:absolute; inset:0; background:var(--ph-gradient);}
.page-hero::before{
  content:''; position:absolute; inset:0; z-index:1; opacity:.5; pointer-events:none;
  background-image:repeating-linear-gradient(120deg, rgba(255,255,255,.035) 0 2px, transparent 2px 30px);
}
.page-hero .container{position:relative; z-index:2;}
.page-hero .breadcrumb{
  font-family:'Poppins',sans-serif; font-size:.74rem; font-weight:500; color:#9fb4c2; margin-bottom:20px; letter-spacing:.02em;
}
.page-hero .breadcrumb a{color:#cfe3ea; transition:color .2s;}
.page-hero .breadcrumb a:hover{color:var(--teal-light);}
.page-hero h1{font-size:clamp(2rem,3.6vw,2.85rem); color:#fff; line-height:1.16; margin-bottom:16px; max-width:760px;}
.page-hero p{color:#dbe6ec; max-width:640px; font-size:1.02rem; line-height:1.6;}
.page-hero .hero-graphic{
  position:absolute; right:-40px; bottom:-60px; z-index:1; opacity:.14; width:340px; height:340px; pointer-events:none;
}
.example-banner{
  display:flex; align-items:flex-start; gap:12px; background:rgba(232,135,30,.1); border:1px solid rgba(232,135,30,.35);
  color:#92400e; padding:14px 18px; border-radius:12px; font-size:.86rem; line-height:1.5; max-width:900px;
}
.example-banner svg{width:20px; height:20px; flex-shrink:0; margin-top:1px; color:var(--warn);}
.article-wrap{padding:60px 0 100px; background:#fff;}
.article-grid{display:grid; grid-template-columns:220px 1fr; gap:56px; align-items:start;}
.article-grid--full{grid-template-columns:minmax(0,1fr);}
.article-grid--full > .prose > p{max-width:54rem;}
.toc{position:sticky; top:100px; display:flex; flex-direction:column; gap:3px; padding-right:10px; border-right:1px solid var(--line);}
.toc span{font-family:'Poppins',sans-serif; font-size:.68rem; font-weight:600; text-transform:uppercase; letter-spacing:.12em; color:var(--steel); margin-bottom:8px;}
.toc a{font-size:.86rem; color:var(--steel); padding:7px 0 7px 14px; border-left:2px solid transparent; transition:.2s;}
.toc a:hover{color:var(--navy);}
.toc a.active{color:var(--teal); border-left-color:var(--teal); font-weight:600;}
.prose h2{font-size:1.45rem; color:var(--navy); margin:44px 0 16px;}
.prose h2:first-child{margin-top:0;}
.prose p{color:var(--steel); line-height:1.72; margin-bottom:16px; font-size:.98rem;}
.prose ul{margin:16px 0 22px;}
.prose ul li{position:relative; padding-left:26px; margin-bottom:10px; color:var(--steel); line-height:1.6; font-size:.96rem;}
.prose ul li::before{content:''; position:absolute; left:0; top:8px; width:7px; height:7px; border-radius:50%; background:var(--teal);}
.prose blockquote{
  border-left:3px solid var(--teal); background:var(--mist); padding:18px 22px; margin:28px 0; font-style:italic;
  color:var(--navy); font-size:1.05rem; border-radius:0 10px 10px 0;
}
.prose a{color:var(--teal); font-weight:600;}
.prose a:hover{color:var(--navy);}
.icon-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:18px; margin:26px 0 10px;}
.icon-item{display:flex; gap:14px; padding:18px; background:var(--mist); border:1px solid var(--line); border-radius:12px; transition:.2s ease;}
.icon-item:hover{border-color:var(--teal); transform:translateY(-2px); box-shadow:var(--shadow-soft);}
.icon-item .icon-wrap{
  width:40px; height:40px; min-width:40px; border-radius:10px; background:var(--navy); color:#fff; display:flex;
  align-items:center; justify-content:center;
}
.icon-item .icon-wrap svg{width:18px; height:18px;}
.icon-item h4{font-size:.96rem; color:var(--navy); margin-bottom:5px;}
.icon-item p{font-size:.84rem; color:var(--steel); line-height:1.5;}
.process-flow{display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin:26px 0 10px;}
.process-step{position:relative; padding:22px 18px; background:#fff; border:1px solid var(--line); border-radius:12px; transition:.2s ease;}
.process-step:hover{border-color:var(--teal); box-shadow:var(--shadow-soft);}
.process-step:not(:last-child)::after{content:''; position:absolute; top:30px; right:-18px; width:18px; height:2px; background:var(--line);}
.step-num{font-family:'Poppins',sans-serif; font-size:.72rem; color:var(--teal); font-weight:700; letter-spacing:.02em;}
.process-step h4{font-size:.96rem; color:var(--navy); margin:8px 0 6px;}
.process-step p{font-size:.82rem; color:var(--steel); line-height:1.5;}
.stat-row{display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin:26px 0;}
.stat-card{background:var(--navy); color:#fff; padding:26px 20px; border-radius:14px; text-align:center;}
.stat-card .num{font-family:'Poppins',sans-serif; font-size:2.1rem; font-weight:800; letter-spacing:-0.01em; color:var(--teal-light);}
.stat-card .label{font-size:.8rem; color:#cbd5e1; margin-top:6px; line-height:1.4;}
.doc-card{display:flex; gap:14px; align-items:center; padding:16px 18px; background:var(--mist); border:1px solid var(--line); border-radius:12px; margin-bottom:12px; transition:.2s ease;}
.doc-card:hover{border-color:var(--teal);}
.doc-card .icon-wrap{width:38px; height:38px; min-width:38px; border-radius:8px; background:var(--teal); color:#fff; display:flex; align-items:center; justify-content:center;}
.doc-card .icon-wrap svg{width:16px; height:16px;}
.doc-card h4{font-size:.92rem; color:var(--navy);}
.doc-card p{font-size:.8rem; color:var(--steel); margin-top:2px;}
.chart-wrap{background:var(--mist); border:1px solid var(--line); border-radius:14px; padding:22px; margin:22px 0;}
.chart-wrap svg{width:100%; height:auto; display:block;}
.photo-gallery{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin:22px 0;}
.photo-gallery img{width:100%; height:230px; object-fit:cover; border-radius:12px; display:block; transition:transform .45s ease;}
.photo-gallery-item{
  position:relative; display:block; padding:0; border:0; width:100%; background:none;
  border-radius:12px; overflow:hidden; cursor:pointer; -webkit-tap-highlight-color:transparent;
}
.photo-gallery-item::after{
  content:''; position:absolute; inset:0; border-radius:12px; pointer-events:none;
  background:linear-gradient(to top, rgba(8,12,65,.42), rgba(8,12,65,0) 55%);
  opacity:0; transition:opacity .3s ease;
}
.photo-gallery-item:hover img,
.photo-gallery-item:focus-visible img{transform:scale(1.06);}
.photo-gallery-item:hover::after,
.photo-gallery-item:focus-visible::after{opacity:1;}
.photo-gallery-item:focus-visible{outline:3px solid var(--teal-light); outline-offset:3px;}
.photo-gallery-zoom{
  position:absolute; right:10px; bottom:10px; width:34px; height:34px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.92); color:var(--navy); box-shadow:0 4px 14px rgba(8,12,65,.28);
  opacity:0; transform:translateY(6px) scale(.9); transition:all .28s ease; pointer-events:none;
}
.photo-gallery-zoom svg{width:17px; height:17px;}
.photo-gallery-item:hover .photo-gallery-zoom,
.photo-gallery-item:focus-visible .photo-gallery-zoom{opacity:1; transform:none;}
.lightbox{position:fixed; inset:0; z-index:1600; display:flex; opacity:0; transition:opacity .25s ease;}
.lightbox.is-open{opacity:1;}
.lightbox[hidden]{display:none;}
.lightbox-backdrop{position:absolute; inset:0; background:rgba(4,6,32,.93); backdrop-filter:blur(3px);}
.lightbox-inner{
  position:relative; z-index:1; display:flex; flex-direction:column;
  width:100%; height:100%; padding:14px clamp(12px,3vw,28px) 18px;
}
.lightbox-bar{display:flex; align-items:center; justify-content:space-between; gap:16px; flex-shrink:0; min-height:40px;}
.lightbox-count{font-size:.86rem; font-weight:500; color:#9fb3c8; letter-spacing:.04em;}
.lightbox-count b{color:#fff; font-weight:700;}
.lightbox-btn{
  width:40px; height:40px; border-radius:50%; border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08); color:#fff; display:flex; align-items:center;
  justify-content:center; cursor:pointer; transition:all .2s ease;
}
.lightbox-btn svg{width:18px; height:18px;}
.lightbox-btn:hover{background:var(--teal); border-color:var(--teal);}
.lightbox-stage{
  flex:1; min-height:0; display:flex; align-items:center; justify-content:center;
  gap:clamp(8px,2vw,20px); padding:10px 0;
}
.lightbox-figure{
  display:flex; flex-direction:column; align-items:center; gap:12px;
  min-width:0; max-width:100%; max-height:100%; margin:0;
}
.lightbox-img{
  max-width:100%; max-height:100%; min-height:0; width:auto; height:auto;
  object-fit:contain; border-radius:10px; box-shadow:0 24px 60px rgba(0,0,0,.55);
  background:rgba(255,255,255,.04);
}
.lightbox-cap{
  flex-shrink:0; max-width:820px; text-align:center; font-size:.88rem;
  line-height:1.55; color:#cbd5e1;
}
.lightbox-arrow{
  flex-shrink:0; width:48px; height:48px; border-radius:50%;
  border:1px solid rgba(255,255,255,.22); background:rgba(255,255,255,.08);
  color:#fff; display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:all .2s ease;
}
.lightbox-arrow svg{width:22px; height:22px;}
.lightbox-arrow:hover{background:var(--teal); border-color:var(--teal); transform:scale(1.06);}
.lightbox-btn:focus-visible,
.lightbox-arrow:focus-visible,
.lightbox-thumb:focus-visible{outline:2px solid var(--teal-light); outline-offset:3px;}
.lightbox-thumbs{
  flex-shrink:0; display:flex; gap:10px; justify-content:center; flex-wrap:nowrap;
  overflow-x:auto; padding:12px 2px 2px; scrollbar-width:none;
}
.lightbox-thumbs::-webkit-scrollbar{display:none;}
.lightbox-thumb{
  flex:0 0 auto; width:74px; height:52px; padding:0; border-radius:8px; overflow:hidden;
  border:2px solid transparent; background:none; cursor:pointer; opacity:.5;
  transition:opacity .2s ease, border-color .2s ease;
}
.lightbox-thumb img{width:100%; height:100%; object-fit:cover; display:block;}
.lightbox-thumb:hover{opacity:.85;}
.lightbox-thumb.is-active{opacity:1; border-color:var(--teal-light);}
.lightbox-live{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap;}
body.lightbox-open{overflow:hidden;}

@media (max-width:640px){
  .lightbox-stage{position:relative;}
  .lightbox-arrow{position:absolute; top:50%; transform:translateY(-50%); width:42px; height:42px; background:rgba(8,12,65,.6);}
  .lightbox-arrow:hover{transform:translateY(-50%) scale(1.06);}
  .lightbox-prev{left:0;}
  .lightbox-next{right:0;}
  .lightbox-thumb{width:58px; height:42px;}
  .lightbox-cap{font-size:.82rem;}
}
@media (prefers-reduced-motion:reduce){
  .lightbox{transition:none;}
  .photo-gallery img,
  .photo-gallery-zoom{transition:none;}
  .photo-gallery-item:hover img{transform:none;}
}
.iso-row{display:flex; align-items:center; gap:16px 20px; flex-wrap:wrap;}
.iso-row img{flex-shrink:0;}
.iso-row p{color:var(--steel); line-height:1.6; font-size:.92rem;}
.disclaimer-full{margin-top:40px; padding-top:24px; border-top:1px solid var(--line); font-size:.78rem; color:var(--steel); font-style:italic; line-height:1.6;}
@media (max-width:980px){
  .article-grid{grid-template-columns:1fr;}
  .toc{position:relative; top:0; border-right:none; border-bottom:1px solid var(--line); padding-bottom:16px; flex-direction:row; flex-wrap:wrap; gap:10px;}
  .toc a{border-left:none; padding:5px 10px; background:var(--mist); border-radius:20px;}
  .toc a.active{background:var(--teal); color:#fff;}
  .icon-grid{grid-template-columns:1fr;}
  .process-flow{grid-template-columns:1fr 1fr;}
  .process-step:nth-child(2)::after{display:none;}
  .stat-row{grid-template-columns:1fr;}
  .photo-gallery{grid-template-columns:1fr 1fr;}
}
@media (max-width:720px){
  .page-hero{padding:48px 0 56px;}
  .process-flow{grid-template-columns:1fr;}
  .process-step::after{display:none;}
  .photo-gallery{grid-template-columns:1fr;}
}