*{box-sizing:border-box}
html,body{max-width:100%;overflow-x:hidden}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:#f5f8fc;color:#071d49;font-family:Arial,Helvetica,sans-serif}
a{color:#0b63f6}
img{max-width:100%}

.topbar{position:sticky;top:0;background:#fff;border-bottom:1px solid #e5edf8;z-index:20}
.topbar-inner{max-width:1160px;margin:auto;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.back{background:#eff6ff;border:1px solid #bfdbfe;color:#0b63f6;text-decoration:none;border-radius:999px;padding:9px 13px;font-weight:950}
.logo-img{height:42px;width:auto}

.hero-figure{margin:0}
.hero{position:relative;min-height:450px;display:flex;align-items:flex-end;overflow:hidden;background:#071d49}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(7,29,73,.82),rgba(7,29,73,.35) 60%,rgba(11,99,246,.15))}
.hero-inner{position:relative;z-index:1;max-width:1160px;margin:auto;width:100%;padding:0 16px 48px;color:#fff}
.hero .kicker{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:950;letter-spacing:.06em;text-transform:uppercase}
.hero h1{font-size:50px;margin:14px 0 12px;line-height:1.06;font-weight:950;letter-spacing:-.03em;max-width:900px}
.hero p{font-size:18px;line-height:1.7;max-width:820px;margin:0;color:#eef6ff}
.hero-credit{max-width:1160px;margin:auto;padding:10px 16px 0;font-size:12.5px;line-height:1.6;color:#475569;display:flex;flex-wrap:wrap;gap:4px 12px;align-items:center}
.hero-credit{justify-content:space-between}
.credits-link{color:#64748b;font-size:12px;white-space:nowrap}

.layout{max-width:1160px;margin:auto;padding:26px 16px 60px;display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:28px;align-items:start}
.article{min-width:0;grid-column:1;grid-row:1}
.aside{position:sticky;top:84px;display:grid;gap:16px;grid-column:2;grid-row:1}
.card{background:#fff;border:1px solid #e5edf8;border-radius:22px;box-shadow:0 14px 36px rgba(15,23,42,.06);margin-bottom:22px}
.pad{padding:26px}
.meta{font-size:13px;color:#64748b;margin:0 0 10px}

.article h2{font-size:28px;margin:0 0 12px;font-weight:950;line-height:1.2;letter-spacing:-.01em}
.article h3{font-size:19px;margin:22px 0 8px;font-weight:950;line-height:1.3}
.article p,.article li{font-size:16px;line-height:1.8;color:#334155}
.article p{margin:0 0 14px}
.article ul,.article ol{margin:0 0 16px;padding-left:22px}
.article li{margin-bottom:6px}
.article strong{color:#071d49}
.lead{font-size:17.5px!important;color:#1e293b!important}

.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:18px 0 4px;padding:0;list-style:none}
.facts li{background:#eff6ff;border:1px solid #dbeafe;border-radius:14px;padding:12px 14px;margin:0;font-size:14.5px;line-height:1.55}
.facts b{display:block;font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:#0b63f6;margin-bottom:3px}

.note{border-left:5px solid #0b63f6;background:#f0f7ff;border-radius:12px;padding:14px 16px;margin:16px 0}
.note.warn{border-left-color:#f59e0b;background:#fffbeb}
.note p:last-child,.note ul:last-child{margin-bottom:0}
.note-title{display:block;font-weight:950;color:#071d49;margin-bottom:4px}

.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:14px 0 18px;border:1px solid #e2e8f0;border-radius:14px}
.table-wrap table{border-collapse:collapse;width:100%;min-width:560px;font-size:14.5px;line-height:1.55}
.table-wrap th,.table-wrap td{padding:11px 13px;text-align:left;vertical-align:top;border-bottom:1px solid #e2e8f0;color:#334155}
.table-wrap th{background:#f1f5f9;color:#071d49;font-weight:950;font-size:13px;text-transform:uppercase;letter-spacing:.04em}
.table-wrap tr:last-child td{border-bottom:0}
.table-wrap td:first-child{font-weight:700;color:#071d49}

.steps{counter-reset:step;list-style:none;padding-left:0!important}
.steps li{counter-increment:step;position:relative;padding:2px 0 8px 46px}
.steps li::before{content:counter(step);position:absolute;left:0;top:2px;width:32px;height:32px;border-radius:50%;background:#071d49;color:#fff;font-weight:950;font-size:14px;display:flex;align-items:center;justify-content:center}

.checklist{list-style:none;padding-left:0!important}
.checklist li{position:relative;padding-left:30px}
.checklist li::before{content:"";position:absolute;left:3px;top:8px;width:15px;height:15px;border-radius:4px;border:2px solid #0b63f6}

.photo{margin:18px 0 22px}
.photo .zoom:focus-visible{outline:3px solid #0b63f6;outline-offset:2px}
.photo .zoom{display:block;width:100%;padding:0;border:0;background:#dbeafe;border-radius:16px;overflow:hidden;cursor:zoom-in;position:relative}
.photo img{display:block;width:100%;height:auto}
.photo.crop .zoom{aspect-ratio:4/3}
.photo.crop img{height:100%;object-fit:cover}
.photo figcaption{font-size:13.5px;line-height:1.6;color:#475569;margin-top:8px}
.credit{display:block;font-size:12px;color:#64748b;margin-top:2px}
.credit a{color:#64748b}
.photo-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0 22px}
.photo-pair .photo{margin:0}

.toc summary{cursor:pointer;font-weight:950;font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:"+";font-size:20px;color:#0b63f6}
.toc[open] summary::after{content:"\2212"}
.toc ol{margin:12px 0 0;padding-left:20px}
.toc li{font-size:14px;line-height:1.5;margin-bottom:7px}
.toc a{text-decoration:none;color:#1e3a8a}
.toc a:hover{text-decoration:underline}

.cta{background:linear-gradient(135deg,#071d49,#0b3b91);color:#fff;border-radius:20px;padding:22px}
.cta h2,.cta h3{color:#fff!important;margin:0 0 8px!important}
.cta p{color:#dbeafe!important;font-size:14.5px!important;line-height:1.65!important;margin:0 0 14px!important}
.btn{display:inline-block;background:#fff;color:#071d49;text-decoration:none;font-weight:950;font-size:14px;border-radius:999px;padding:11px 18px}
.btn:hover{background:#eff6ff}

.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:10px}
.related a{display:block;background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:14px 16px;text-decoration:none;color:#071d49;font-weight:950;line-height:1.4}
.related a span{display:block;font-weight:400;font-size:13.5px;color:#475569;margin-top:4px}

.image-credits{margin:4px 0 22px;padding:0 4px;color:#475569}
.image-credits summary{display:inline-flex;align-items:center;gap:6px;list-style:none;cursor:pointer;font-size:13px;font-weight:700;color:#475569;padding:6px 0}
.image-credits summary::-webkit-details-marker{display:none}
.image-credits summary::before{content:"";width:0;height:0;border-left:5px solid currentColor;border-top:4px solid transparent;border-bottom:4px solid transparent;transition:transform .15s}
.image-credits[open] summary::before{transform:rotate(90deg)}
.image-credits summary:hover,.image-credits summary:focus-visible{color:#0b63f6}
.image-credits p{font-size:12.5px;line-height:1.6;margin:6px 0 10px;color:#475569}
.image-credits ol{margin:0;padding-left:18px}
.image-credits li{font-size:12.5px;line-height:1.6;margin-bottom:6px;color:#475569}
.image-credits a{color:#1e3a8a}
.ic-label{font-weight:700;color:#334155;margin-right:2px}
.ic-label::after{content:" \2014"}

.lightbox{border:0;padding:0;background:rgba(2,6,23,.96);max-width:100vw;max-height:100vh;width:100vw;height:100vh;margin:0;inset:0;position:fixed}
.lightbox::backdrop{background:rgba(2,6,23,.9)}
.lightbox-text .credit,.lightbox-text .credit a{color:#cbd5e1}
.lightbox-inner{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:56px 14px 16px;gap:12px}
.lightbox img{max-width:100%;max-height:calc(100vh - 190px);width:auto;height:auto;object-fit:contain;border-radius:8px;background:#0f172a}
.lightbox-text{max-width:900px;color:#e2e8f0;font-size:14px;line-height:1.6;text-align:center}
.lightbox-text a{color:#93c5fd}
.lightbox-close{position:absolute;top:12px;right:14px;width:42px;height:42px;border-radius:50%;border:0;background:#fff;color:#071d49;font-size:24px;font-weight:950;cursor:pointer;line-height:1}

.site-footer{background:#071d49;color:#bfdbfe;text-align:center;padding:18px 12px;font-size:13px}

@media(max-width:960px){
  .layout{grid-template-columns:1fr;gap:0}
  .article,.aside{grid-column:auto;grid-row:auto}
  .aside{position:static;order:-1;margin-bottom:16px}
  .aside .cta{display:none}
}
@media(max-width:760px){
  .logo-img{height:34px}
  .back{font-size:12px;padding:7px 10px}
  .hero{min-height:340px}
  .hero-inner{padding-bottom:30px}
  .hero h1{font-size:31px}
  .hero p{font-size:15px;line-height:1.6}
  .layout{padding:16px 12px 42px}
  .card{border-radius:18px;margin-bottom:15px}
  .pad{padding:18px}
  .article h2{font-size:22px}
  .article h3{font-size:17.5px}
  .article p,.article li{font-size:15px;line-height:1.72}
  .lead{font-size:16px!important}
  .facts,.photo-pair,.related{grid-template-columns:1fr}
  .table-wrap table{font-size:13.5px}
}