.viox-material-page{--ink:#1b2027;--body:#3b4652;--muted:#596573;--red:#d71920;--line:#e1e6ec;--soft:#f5f7fa;--white:#fff}
.viox-material-page *{box-sizing:border-box}
.viox-material-page{margin:0;font:15px/1.75 Poppins,Arial,sans-serif;color:var(--body);background:white}
.viox-material-page ::selection{background:var(--red);color:white}
.viox-material-page a{color:inherit;text-underline-offset:4px}
.viox-material-page a:hover{color:var(--red)}
.viox-material-page :focus-visible{outline:3px solid var(--red);outline-offset:5px}
.viox-material-page h1,.viox-material-page h2,.viox-material-page h3,.viox-material-page p{margin:0}
.viox-material-page h1,.viox-material-page h2,.viox-material-page h3{color:var(--ink);line-height:1.2;letter-spacing:-.025em}
.viox-material-page h2{font-size:34px;font-weight:600}
.viox-material-page h3{font-size:22px;font-weight:600}
.viox-material-page p{max-width:70ch}
.viox-material-page .wrap{width:min(1220px,calc(100% - 64px));margin:auto}
.viox-material-page .preview{text-align:center;background:#fff3d6;color:#694700;padding:8px 16px;font-size:12px}
.viox-material-page .header{height:90px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.viox-material-page .brand{color:var(--red);text-decoration:none;font-size:38px;font-weight:700;letter-spacing:-.04em;line-height:1}
.viox-material-page .brand span{display:block;font-size:9px;letter-spacing:.32em;color:var(--ink);margin-top:5px}
.viox-material-page .header nav{display:flex;gap:34px;font-size:13px;font-weight:600}
.viox-material-page .header nav a{text-decoration:none}
.viox-material-page .current{color:var(--red)}
.viox-material-page .button{background:var(--red);color:white;display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:50px;padding:13px 22px;border-radius:4px;font-size:13px;font-weight:600;text-decoration:none}
.viox-material-page .button:hover{background:#b51218;color:white}
.viox-material-page .small{min-height:44px;padding:10px 18px}
.viox-material-page .hero{background:var(--ink);color:#d7dee6;padding:68px 0 72px}
.viox-material-page .hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:100px;align-items:center}
.viox-material-page .hero h1{font-size:clamp(36px,4vw,56px);color:white;font-weight:600;line-height:1.13}
.viox-material-page .hero h1 span{color:#d7dee6}
.viox-material-page .hero p{margin:24px 0 28px;font-size:16px;max-width:54ch}
.viox-material-page .hero-note{border-top:2px solid var(--red);padding-top:26px}
.viox-material-page .hero-note h2{font-size:27px;color:white}
.viox-material-page .hero-note p{font-size:14px;margin:20px 0}
.viox-material-page .hero dl{font-size:12px}
.viox-material-page .hero dl div{border-color:#414a55}
.viox-material-page .hero dd{color:white}
.viox-material-page .section-nav{border-bottom:1px solid var(--line)}
.viox-material-page .section-nav .wrap{display:flex;gap:40px;overflow:auto}
.viox-material-page .section-nav a{padding:20px 0;white-space:nowrap;text-decoration:none;font-size:13px;font-weight:600}
.viox-material-page .section{padding-top:76px;padding-bottom:76px;scroll-margin-top:10px}
.viox-material-page .section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:32px}
.viox-material-page .section-heading p{margin-top:12px;color:var(--muted)}
.viox-material-page .text-link{font-size:13px;font-weight:600;text-decoration:none}
.viox-material-page .text-link span{margin-left:10px}
.viox-material-page .materials{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:4px;overflow:hidden}
.viox-material-page .material{padding:28px}
.viox-material-page .material+.material{border-left:1px solid var(--line)}
.viox-material-page .material-title{display:flex;align-items:center;justify-content:space-between;gap:10px}
.viox-material-page .symbol{font-size:32px;line-height:1.3;color:#687482;font-weight:600;letter-spacing:-.03em}
.viox-material-page .polymer{font-size:24px}
.viox-material-page .material-desc{font-size:12px;margin:10px 0 30px;color:var(--muted)}
.viox-material-page .pending{color:var(--ink);font-size:20px;font-weight:600;line-height:1.4;min-height:56px}
.viox-material-page .status{font-size:12px;color:var(--muted);margin:6px 0 22px}
.viox-material-page dl{margin:0 0 24px;font-size:12px}
.viox-material-page dl div{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-top:1px solid var(--line)}
.viox-material-page dt{color:inherit}
.viox-material-page dd{margin:0;text-align:right;font-weight:600}
.viox-material-page .footnote{font-size:12px;color:var(--muted);margin-top:20px;max-width:100ch}
.viox-material-page .impact{background:var(--soft)}
.viox-material-page .impact-grid{display:grid;grid-template-columns:1fr 1.12fr;gap:110px}
.viox-material-page .impact-intro>p{margin-top:22px}
.viox-material-page .cost-note{margin-top:38px;padding-top:24px;border-top:1px solid #cbd3dc}
.viox-material-page .cost-note strong{display:block;color:var(--ink);font-size:18px;line-height:1.5}
.viox-material-page .cost-note p{font-size:13px;margin-top:12px}
.viox-material-page .explanations article+article{border-top:1px solid #d5dce4;padding-top:28px;margin-top:28px}
.viox-material-page .explanations p{margin:14px 0;font-size:14px}
.viox-material-page .filter{display:flex;flex-direction:column;font-size:12px;gap:6px;min-width:180px}
.viox-material-page select{font:inherit;font-size:14px;background:white;color:var(--ink);border:1px solid #aab4bf;border-radius:4px;padding:11px 36px 11px 12px;min-height:46px;cursor:pointer}
.viox-material-page .table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:4px}
.viox-material-page table{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
.viox-material-page th{padding:17px 20px;background:var(--soft);text-align:left;font-weight:600;white-space:nowrap}
.viox-material-page .empty{padding:46px 24px;text-align:center}
.viox-material-page .empty strong{font-size:18px;color:var(--ink)}
.viox-material-page .empty p{margin:10px auto 0;color:var(--muted);font-size:13px}
.viox-material-page .method{background:var(--soft)}
.viox-material-page .method-grid{display:grid;grid-template-columns:1fr 1.12fr;gap:110px}
.viox-material-page .method-grid>div>p{margin-top:20px}
.viox-material-page .method-content h3{font-size:18px}
.viox-material-page .method-content p{font-size:14px;margin-top:12px!important}
.viox-material-page .method-content h3:not(:first-child){margin-top:28px}
.viox-material-page .faq{display:grid;grid-template-columns:1fr 1.12fr;gap:110px}
.viox-material-page .faq h2{max-width:12ch}
.viox-material-page details{border-bottom:1px solid var(--line)}
.viox-material-page summary{padding:20px 30px 20px 0;color:var(--ink);font-size:15px;font-weight:600;cursor:pointer}
.viox-material-page details:first-child summary{padding-top:0}
.viox-material-page details p{font-size:14px;padding:0 0 22px}
.viox-material-page .quote{background:var(--ink);padding:52px 0;color:#d7dee6}
.viox-material-page .quote-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
.viox-material-page .quote h2{color:white;font-size:30px}
.viox-material-page .quote p{font-size:14px;margin-top:16px}
.viox-material-page .footer{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-top:36px;padding-bottom:36px;font-size:12px}
.viox-material-page .footer .brand{font-size:30px}
.viox-material-page .skip{position:absolute;left:10px;top:-80px;background:white;padding:12px;z-index:10}
.viox-material-page .skip:focus{top:10px}
.viox-material-page .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1000px){.viox-material-page .hero-grid{gap:40px}
.viox-material-page .impact-grid,.viox-material-page .method-grid,.viox-material-page .faq{gap:48px}
.viox-material-page .material{padding:20px}
.viox-material-page .section-heading{align-items:start}
.viox-material-page .header nav{gap:20px}
.viox-material-page .material dl div{display:block}
.viox-material-page .material dd{text-align:left;margin-top:3px}
.viox-material-page .pending{font-size:18px}}
@media(max-width:700px){.viox-material-page .wrap{width:calc(100% - 40px)}
.viox-material-page .header{height:76px;gap:12px}
.viox-material-page .header nav{display:none}
.viox-material-page .brand{font-size:32px}
.viox-material-page .hero{padding:42px 0}
.viox-material-page .hero-grid{grid-template-columns:1fr;gap:36px}
.viox-material-page .hero h1{font-size:36px}
.viox-material-page .hero p{font-size:14px}
.viox-material-page .hero-note h2{font-size:23px}
.viox-material-page .hero-note{padding-top:22px}
.viox-material-page .hero dl{margin-bottom:0}
.viox-material-page .section-nav .wrap{gap:26px}
.viox-material-page .section-nav a{padding:16px 0;font-size:12px}
.viox-material-page .section{padding-top:48px;padding-bottom:48px}
.viox-material-page h2{font-size:28px}
.viox-material-page .section-heading{display:block}
.viox-material-page .section-heading .text-link{display:inline-block;margin-top:18px}
.viox-material-page .section-heading p{font-size:14px}
.viox-material-page .materials{grid-template-columns:1fr}
.viox-material-page .material{padding:24px}
.viox-material-page .material+.material{border-left:0;border-top:1px solid var(--line)}
.viox-material-page .material-desc{margin-bottom:20px}
.viox-material-page .pending{min-height:0;font-size:21px}
.viox-material-page .material dl div{display:flex}
.viox-material-page .material dd{margin:0;text-align:right}
.viox-material-page .impact-grid,.viox-material-page .method-grid,.viox-material-page .faq{grid-template-columns:1fr;gap:32px}
.viox-material-page .cost-note{margin-top:24px}
.viox-material-page .filter{margin-top:20px;max-width:220px}
.viox-material-page table{min-width:650px}
.viox-material-page .empty{white-space:normal}
.viox-material-page .empty p{max-width:50ch}
.viox-material-page .faq h2{max-width:none}
.viox-material-page .quote-inner{display:block}
.viox-material-page .quote h2{font-size:28px}
.viox-material-page .quote .button{margin-top:24px}
.viox-material-page .footer{align-items:start;flex-wrap:wrap}
.viox-material-page .footer p{order:3;width:100%}
.viox-material-page .hero h1 br:first-child{display:none}}
.viox-material-page .tools{background:var(--soft)}
.viox-material-page .tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.viox-material-page .tool{background:white;border:1px solid var(--line);border-radius:4px;padding:30px;display:flex;flex-direction:column;gap:18px}
.viox-material-page .tool>p{font-size:13px}
.viox-material-page .tool label{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:600;min-width:0}
.viox-material-page .tool input{width:100%;min-height:46px;padding:11px 12px;font:inherit;font-size:14px;border:1px solid #aab4bf;border-radius:4px;color:var(--ink);caret-color:var(--red)}
.viox-material-page .tool input::placeholder{color:var(--muted);font-weight:400}
.viox-material-page .input-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.viox-material-page .tool select{width:100%;padding-right:24px}
.viox-material-page .tool .button{align-self:start;border:0;font-family:inherit;cursor:pointer;margin-top:auto}
.viox-material-page .tool output{display:block;background:var(--soft);padding:18px;font-size:16px;font-weight:600;color:var(--ink);min-height:92px;overflow-wrap:anywhere}
.viox-material-page .tool .tool-note{font-size:12px;color:var(--muted)}
.viox-material-page .basis-note{padding:12px 0}
.viox-material-page .product-context{margin-top:30px;border-top:1px solid #cbd3dc;padding-top:24px}
.viox-material-page .product-context h3{font-size:18px}
.viox-material-page .product-context p{font-size:13px;margin:12px 0}
.viox-material-page .impact{background:white}
@media(max-width:700px){.viox-material-page .tool-grid,.viox-material-page .input-row{grid-template-columns:1fr}
.viox-material-page .tool{padding:24px}
.viox-material-page .tool output{min-height:0}
.viox-material-page .table-scroll{max-width:100%}}
.viox-material-page .materials{grid-template-columns:repeat(2,minmax(0,1fr))}
.viox-material-page .market-price{font-size:44px;font-weight:600;color:var(--ink);line-height:1.2;font-variant-numeric:tabular-nums}
.viox-material-page .price-unit{font-size:14px;margin-top:6px}
.viox-material-page .changes{display:flex;gap:32px;border-top:1px solid var(--line);padding:18px 0 24px;color:var(--ink);font-size:20px;font-weight:600}
.viox-material-page .changes small{display:block;font-size:11px;font-weight:400;color:var(--muted)}
.viox-material-page .chart-controls{display:flex;gap:16px}
.viox-material-page .chart-controls label{font-size:12px;display:flex;flex-direction:column;gap:6px}
.viox-material-page .chart-wrap{border:1px solid var(--line);border-radius:4px;padding:16px}
.viox-material-page #price-chart{display:block;width:100%;height:auto;font-family:Poppins,Arial,sans-serif}
.viox-material-page .table-scroll{max-height:460px;overflow:auto}
.viox-material-page .table-scroll th{position:sticky;top:0}
.viox-material-page .table-scroll tbody th{position:static;background:white}
.viox-material-page .table-scroll td{padding:12px 20px;border-top:1px solid var(--line)}
.viox-material-page .trends{padding-top:0}
.viox-material-page .brand span{font-size:11px}
.viox-material-page .hero h1{overflow-wrap:normal}
.viox-material-page .hero h1 span{display:inline-block}
@media(max-width:700px){.viox-material-page .materials{grid-template-columns:1fr}
.viox-material-page .chart-controls{margin-top:20px;flex-wrap:wrap}
.viox-material-page .chart-controls label{width:100%}
.viox-material-page .chart-wrap{padding:4px;overflow-x:auto}
.viox-material-page #price-chart{min-width:560px}
.viox-material-page .hero h1{font-size:32px}
.viox-material-page .hero h1 br:first-child{display:initial}
.viox-material-page .changes{gap:24px}
.viox-material-page .market-price{font-size:38px}
.viox-material-page .trends{padding-top:0}
.viox-material-page .hero-grid>*{min-width:0}}
@media(prefers-reduced-motion:reduce){}
body.viox-material-reference .viox-page-shell,body.viox-material-reference .viox-page-shell>.entry-content{max-width:none;width:100%;padding:0;margin:0}
.viox-material-page{box-sizing:border-box;clear:both;--ink:#1b2027;--red:#d71920}
.viox-material-page h1,.viox-material-page h2,.viox-material-page h3{font-family:inherit;font-style:normal;text-transform:none}
.viox-material-page button,.viox-material-page input,.viox-material-page select{font-family:inherit;letter-spacing:normal;text-transform:none}
.viox-material-page .button{line-height:1.5}
.viox-material-page .tool input,.viox-material-page select{font-size:16px}
.viox-material-page .material+.material{border-left:0;border-inline-start:1px solid var(--line)}
.viox-material-page dl dd{text-align:end}
.viox-material-page .chart-wrap,.viox-material-page .table-scroll{scrollbar-color:#687482 #f5f7fa}
.viox-material-page .section{scroll-margin-top:110px}
.viox-material-page [hidden]{display:none!important}
.viox-material-page .tool output{overflow-wrap:anywhere}
@media(max-width:700px){.viox-material-page .material+.material{border-inline-start:0}.viox-material-page .wrap{width:calc(100% - 40px)}}
/* Page-local alignment with theme/design.md; global theme tokens remain authoritative. */
.viox-material-page {
  --ink: var(--viox-dark, #1b2027);
  --body: var(--viox-text, #3b4652);
  --muted: var(--viox-muted, #687482);
  --red: var(--viox-red, #d71920);
  --line: var(--viox-border, #e1e6ec);
  --soft: var(--viox-bg-soft, #f5f7fa);
  font-family: var(--viox-font, Poppins, sans-serif);
  font-size: 16px;
}
.viox-material-page .wrap { width: min(var(--viox-container, 1400px), calc(100% - 40px)); }
.viox-material-page .hero { padding: 96px 0; }
.viox-material-page .hero-grid { gap: 64px; }
.viox-material-page .hero h1 { font-size: clamp(44px, 3.9vw, 56px); font-weight: 700; }
.viox-material-page h2 { font-size: clamp(38px, 3.1vw, 44px); }
.viox-material-page .hero-note h2 { font-size: 38px; }
.viox-material-page .section { padding-block: 96px; }
.viox-material-page .trends { padding-top: 0; }
.viox-material-page .section-heading { margin-bottom: 48px; }
.viox-material-page .section-heading p { margin-top: 24px; }
.viox-material-page .impact-grid,
.viox-material-page .method-grid,
.viox-material-page .faq { gap: 64px; }
.viox-material-page .material { padding: 32px; }
.viox-material-page .hero-note p,
.viox-material-page .explanations p,
.viox-material-page .method-content p,
.viox-material-page details p,
.viox-material-page .tool > p,
.viox-material-page .cost-note p,
.viox-material-page .product-context p { font-size: 16px; }
.viox-material-page .method-content h3,
.viox-material-page .product-context h3 { font-size: 22px; }
.viox-material-page dl,
.viox-material-page table,
.viox-material-page .material-desc,
.viox-material-page .status { font-size: 14px; }
.viox-material-page .footnote,
.viox-material-page .tool .tool-note { font-size: 13px; }
.viox-material-page .hero dl { font-size: 14px; }
.viox-material-page .quote { padding: 80px 0; }
.viox-material-page .quote h2 { font-size: 38px; }
.viox-material-page .quote p { font-size: 16px; }
.viox-material-page .button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 50px;
  padding: 12px 24px;
  border: 0;
  border-radius: var(--viox-radius-card, 6px);
  box-shadow: none;
  background: var(--red);
  color: white;
}
.viox-material-page .button::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--viox-motion-fill, 400ms) ease-out;
}
.viox-material-page .button:hover,
.viox-material-page .button:focus-visible { background: var(--red); color: white; }
.viox-material-page .button:hover::before,
.viox-material-page .button:focus-visible::before { transform: scaleX(1); }
.viox-material-page .hero .button::before,
.viox-material-page .quote .button::before { background: white; }
.viox-material-page .hero .button:hover,
.viox-material-page .hero .button:focus-visible,
.viox-material-page .quote .button:hover,
.viox-material-page .quote .button:focus-visible { color: var(--ink); }
.viox-material-page :focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }
.viox-material-page .text-link { display: inline-flex; align-items: center; min-height: 44px; }
@media (max-width: 1120px) {
  .viox-material-page .wrap { width: calc(100% - 48px); }
  .viox-material-page .hero-grid,
  .viox-material-page .impact-grid,
  .viox-material-page .method-grid,
  .viox-material-page .faq { gap: 32px; }
}
@media (max-width: 820px) {
  .viox-material-page .hero-grid,
  .viox-material-page .impact-grid,
  .viox-material-page .method-grid,
  .viox-material-page .faq,
  .viox-material-page .tool-grid { grid-template-columns: 1fr; }
  .viox-material-page .section-heading { flex-wrap: wrap; }
  .viox-material-page .hero h1 { font-size: 38px; }
}
@media (max-width: 700px) {
  .viox-material-page .wrap { width: calc(100% - 32px); }
  .viox-material-page { font-size: 16px; }
  .viox-material-page .hero,
  .viox-material-page .quote { padding: 64px 0; }
  .viox-material-page .hero h1 { font-size: 34px; }
  .viox-material-page h2,
  .viox-material-page .hero-note h2,
  .viox-material-page .quote h2 { font-size: 30px; }
  .viox-material-page h3 { font-size: 22px; }
  .viox-material-page .hero p,
  .viox-material-page .section-heading p { font-size: 16px; }
  .viox-material-page .section { padding-block: 64px; }
  .viox-material-page .trends { padding-top: 0; }
  .viox-material-page .section-heading { margin-bottom: 48px; }
  .viox-material-page .material,
  .viox-material-page .tool { padding: 24px; }
  .viox-material-page .quote .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .viox-material-page .button::before { transition: none; }
}