.ervp-teaser {
  border-block: 1px solid var(--line);
  background: var(--paper);
}
.ervp-teaser-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.ervp-teaser-inner > div { max-width: 730px; }
.ervp-teaser h2 { font-size: 32px; letter-spacing: 0; }
.ervp-teaser p:not(.eyebrow) { margin-top: 18px; color: var(--muted); }
.ervp-teaser .button { flex-shrink: 0; }
.ervp-quality {
  grid-column: 1 / -1;
  padding-block: 38px;
  border-block: 1px solid var(--line);
}
.ervp-quality .eyebrow { margin-bottom: 14px; letter-spacing: 0; }
.ervp-quality h2 { font-size: 32px; letter-spacing: 0; }
.ervp-quality p:not(.eyebrow) { margin: 18px 0 24px; color: var(--muted); max-width: 760px; }
.ervp-quality .ervp-quality-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  color: var(--green);
  font-size: 14px;
  font-weight: 650;
}
.ervp-quality-flow li { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; min-width: 0; padding-inline: 8px; text-align: center; }
.ervp-quality-flow li + li::before { content: ""; position: absolute; top: 21px; right: 50%; width: 100%; height: 2px; background: var(--line); }
.ervp-flow-marker { position: relative; z-index: 1; display: grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0; border: 2px solid var(--green); border-radius: 50%; background: var(--paper); font-variant-numeric: tabular-nums; }
.ervp-quality-flow li:nth-child(2) { --flow-delay: .85s; }
.ervp-quality-flow li:nth-child(3) { --flow-delay: 1.7s; }
.ervp-quality-flow li:nth-child(4) { --flow-delay: 2.55s; }
.ervp-quality-flow li:nth-child(5) { --flow-delay: 3.4s; }
.ervp-quality-flow.is-visible .ervp-flow-marker { animation: ervp-flow-step .8s ease-in-out var(--flow-delay, 0s) both; }
@keyframes ervp-flow-step {
  0%, 100% { background: var(--paper); box-shadow: 0 0 0 0 transparent; }
  45% { background: var(--yellow); box-shadow: 0 0 0 6px rgba(7, 83, 52, .12); }
}
.ervp-process-link { display: inline-flex; gap: 12px; align-items: center; margin-top: 14px; font-size: 13px; font-weight: 650; text-decoration: underline; text-underline-offset: 4px; }
.ervp-page { --ervp-warning: #f69d05; --ervp-danger: #d9040b; }
.ervp-page h1, .ervp-page h2, .ervp-page h3, .ervp-page .eyebrow { letter-spacing: 0; }
.ervp-page [hidden] { display: none !important; }
.ervp-hero { position: relative; isolation: isolate; background: #252c29; color: white; }
.ervp-hero-image { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; object-position: center 47%; }
.ervp-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(rgba(3,25,17,.78), rgba(3,25,17,.82)); }
.ervp-hero-content { padding-block: 64px 48px; }
.ervp-breadcrumb { font-size: 13px; margin-bottom: 36px; }
.ervp-breadcrumb a { text-decoration: underline; text-underline-offset: 4px; }
.ervp-hero .eyebrow { color: #ffdf63; margin-bottom: 16px; }
.ervp-hero h1 { font-size: 52px; max-width: 760px; line-height: 1.06; }
.ervp-hero h1 span { display: block; color: white; font-size: 30px; margin-top: 12px; }
.ervp-hero-lead { font-size: 23px; line-height: 1.4; max-width: 650px; margin-top: 24px; }
.ervp-hero-description { max-width: 620px; margin-top: 18px; font-size: 16px; }
.ervp-hero .hero-actions { margin-top: 28px; }
.ervp-hero .button { background: var(--green); color: white; }
.ervp-hero .button:hover { background: var(--green-dark); }
.ervp-hero .text-link { color: white; }
.ervp-hero-credit { margin-top: 44px; font-size: 12px; color: #f3f3f3; }
.ervp-page .ervp-section { padding-block: 64px; }
.ervp-section-heading { display: grid; grid-template-columns: 1.1fr 1fr; align-items: end; gap: 48px; margin-bottom: 36px; }
.ervp-section-heading h2 { font-size: 36px; }
.ervp-section-heading > p { color: var(--muted); font-size: 15px; }
.ervp-steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 24px; }
.ervp-steps li { border-top: 2px solid var(--line); padding-top: 20px; }
.ervp-step-number { display: block; color: var(--green); font-size: 24px; font-weight: 700; margin-bottom: 18px; }
.ervp-steps h3 { font-size: 18px; margin-bottom: 12px; }
.ervp-steps p { font-size: 14px; color: var(--muted); }
.ervp-demo-section { background: var(--paper); border-block: 1px solid var(--line); }
.ervp-demo { background: white; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.ervp-demo-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 28px; border-bottom: 1px solid var(--line); }
.ervp-demo-header h3 { font-size: 19px; }
.ervp-example-label { font-size: 12px; color: var(--muted); }
.ervp-scenarios { border: 0; margin: 0; padding: 24px 28px 0; }
.ervp-scenarios legend { float: left; width: 100%; margin-bottom: 12px; font-size: 13px; font-weight: 650; }
.ervp-scenario-options { display: flex; flex-wrap: wrap; gap: 8px; clear: both; }
.ervp-scenario-options label { position: relative; cursor: pointer; }
.ervp-scenario-options input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.ervp-scenario-options span { display: block; padding: 10px 14px; border: 1px solid var(--line); border-radius: 3px; font-size: 13px; font-weight: 600; }
.ervp-scenario-options input:checked + span { background: var(--green); color: white; border-color: var(--green); }
.ervp-scenario-options input:focus-visible + span { outline: 3px solid var(--green); outline-offset: 3px; }
.ervp-demo-body { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); }
.ervp-composition { padding: 28px; border-right: 1px solid var(--line); }
.ervp-composition table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.ervp-composition caption { text-align: left; font-size: 16px; font-weight: 650; padding-bottom: 16px; }
.ervp-composition th, .ervp-composition td { text-align: left; padding: 8px 0; border-bottom: 1px solid var(--line); }
.ervp-composition th:last-child, .ervp-composition td:last-child { text-align: right; }
.ervp-composition thead th { font-size: 12px; color: var(--muted); }
.ervp-analysis { padding: 28px; min-width: 0; }
.ervp-ce-readout { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 30px; }
.ervp-ce-readout p { font-size: 13px; color: var(--muted); }
.ervp-ce-readout strong { display: block; font-size: 42px; line-height: 1.2; color: var(--green); font-variant-numeric: tabular-nums; }
.ervp-ce-readout strong[data-state="warning"] { color: var(--ervp-warning); }
.ervp-ce-readout strong[data-state="danger"] { color: var(--ervp-danger); }
.ervp-ce-readout > p { text-align: right; max-width: 160px; }
.ervp-scale { position: relative; padding-top: 30px; }
.ervp-scale-track { display: flex; height: 14px; overflow: hidden; border-radius: 2px; }
.ervp-scale-track span { flex: 1; background: #f4555f; }
.ervp-scale-track span:nth-child(2), .ervp-scale-track span:nth-child(4) { background: #f2b650; }
.ervp-scale-track span:nth-child(3) { flex: 3; background: #66c978; }
.ervp-scale-marker { position: absolute; left: var(--ce-position, 47.17%); top: 0; width: 3px; height: 49px; background: var(--ink); transform: translateX(-50%); transition: left .35s ease; }
.ervp-scale-marker::before { content: ""; position: absolute; left: -4px; top: 0; width: 11px; height: 11px; background: var(--ink); border-radius: 50%; }
.ervp-scale-labels { position: relative; height: 20px; margin-top: 12px; font-size: 12px; font-variant-numeric: tabular-nums; }
.ervp-scale-labels span { position: absolute; left: calc(100% / 7); transform: translateX(-50%); }
.ervp-scale-labels span:last-child { left: calc(100% * 6 / 7); }
.ervp-status { margin-top: 28px; border-left: 3px solid var(--green); padding-left: 18px; min-height: 190px; }
.ervp-status h4 { margin: 0 0 12px; color: var(--green); font-size: 18px; line-height: 1.3; }
.ervp-status p { font-size: 14px; margin-top: 10px; }
.ervp-status[data-state="warning"] { border-color: var(--ervp-warning); }
.ervp-status[data-state="warning"] h4 { color: var(--ervp-warning); }
.ervp-status[data-state="danger"] { border-color: var(--ervp-danger); }
.ervp-status[data-state="danger"] h4 { color: var(--ervp-danger); }
.ervp-demo-note { padding: 18px 28px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }
.ervp-technical { margin-top: 24px; border-bottom: 1px solid var(--line); padding-bottom: 20px; }
.ervp-technical summary { cursor: pointer; font-weight: 650; font-size: 15px; }
.ervp-technical summary:focus-visible { outline: 3px solid var(--green); outline-offset: 5px; }
.ervp-technical p { margin-top: 16px; font-size: 14px; color: var(--muted); max-width: 850px; }
.ervp-formula { color: var(--ink) !important; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.ervp-document-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.ervp-document-copy h2 { font-size: 36px; }
.ervp-document-copy > p:not(.eyebrow) { color: var(--muted); margin-top: 22px; }
.ervp-document-copy ul { padding-left: 20px; color: var(--muted); }
.ervp-document-copy li { margin-top: 12px; }
.ervp-document { margin: 0; border: 1px solid var(--line); border-radius: 4px; padding: 28px; background: white; }
.ervp-document figcaption { display: flex; justify-content: space-between; gap: 16px; border-bottom: 2px solid var(--ink); padding-bottom: 18px; margin-bottom: 20px; }
.ervp-document figcaption strong { font-size: 19px; line-height: 1.2; }
.ervp-document figcaption span { font-size: 11px; color: var(--muted); }
.ervp-document dl { margin: 0; }
.ervp-document dl > div { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-block: 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
.ervp-document dt { color: var(--muted); }
.ervp-document dd { margin: 0; font-weight: 600; }
.ervp-document-note { margin-top: 20px; font-size: 12px; color: var(--muted); }
.ervp-page .contact-inner h2 { font-size: 32px; }
.ervp-page .contact-inner > div { min-width: 0; }
@media (max-width: 900px) {
  .ervp-teaser-inner { align-items: start; flex-direction: column; gap: 24px; }
  .ervp-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ervp-section-heading { grid-template-columns: 1fr; gap: 20px; }
  .ervp-document-grid { gap: 28px; }
}
@media (max-width: 700px) {
  .ervp-quality .ervp-quality-flow { grid-template-columns: 1fr; gap: 20px; }
  .ervp-quality-flow li { flex-direction: row; gap: 16px; padding: 0; text-align: left; }
  .ervp-quality-flow li + li::before { top: -20px; left: 21px; right: auto; width: 2px; height: 20px; }
  .ervp-hero-content { padding-block: 24px; }
  .ervp-hero h1 { font-size: 34px; }
  .ervp-hero h1 span { font-size: 22px; }
  .ervp-hero-lead { font-size: 20px; margin-top: 16px; }
  .ervp-hero-description { font-size: 14px; margin-top: 12px; }
  .ervp-hero .hero-actions { margin-top: 20px; }
  .ervp-breadcrumb { margin-bottom: 20px; }
  .ervp-hero-credit { margin-top: 20px; font-size: 11px; }
  .ervp-page .ervp-section { padding-block: 42px; }
  .ervp-section-heading h2, .ervp-document-copy h2, .ervp-teaser h2, .ervp-quality h2, .ervp-page .contact-inner h2 { font-size: 28px; }
  .ervp-steps { grid-template-columns: 1fr; gap: 20px; }
  .ervp-steps li { display: grid; grid-template-columns: 36px minmax(0, 1fr); column-gap: 16px; }
  .ervp-step-number { grid-row: 1 / span 2; margin: 0; }
  .ervp-demo-header { align-items: start; flex-direction: column; padding: 20px; gap: 8px; }
  .ervp-demo-body, .ervp-document-grid { grid-template-columns: 1fr; }
  .ervp-composition { border-right: 0; border-bottom: 1px solid var(--line); padding: 20px; }
  .ervp-analysis, .ervp-document { padding: 20px; }
  .ervp-scenarios { padding: 20px 20px 0; }
  .ervp-scenario-options { display: grid; grid-template-columns: 1fr; }
  .ervp-status { min-height: 220px; }
  .ervp-demo-note { padding: 18px 20px; }
  .ervp-document dl > div { grid-template-columns: .9fr 1.1fr; gap: 12px; }
  .ervp-page .contact-inner { align-items: start; }
}
@media (prefers-reduced-motion: reduce) {
  .ervp-quality-flow.is-visible .ervp-flow-marker { animation: none; }
  .ervp-scale-marker { transition: none; }
}