/*
 * BIOTEN 博碳生物品牌主页 V5.8.0
 * 页面专属视觉层，不修改共享导航、页脚或全站组件。
 */

body.bioten-platform-v580 {
  --btp580-bg: #eef2ef;
  --btp580-bg-soft: #f7f8f6;
  --btp580-surface: #fbfcfa;
  --btp580-ink: #0a1a18;
  --btp580-ink-soft: #43534f;
  --btp580-line: rgba(10, 42, 37, 0.14);
  --btp580-line-strong: rgba(10, 42, 37, 0.24);
  --btp580-accent: #0b776d;
  --btp580-accent-bright: #5dcdb9;
  --btp580-night: #061715;
  --btp580-night-soft: #0d2521;
  --btp580-white: #f4faf7;
  --btp580-radius: 18px;
  --btp580-radius-large: 26px;
  --btp580-shadow: 0 24px 70px rgba(9, 44, 38, 0.1);
  background: var(--btp580-bg);
  color: var(--btp580-ink);
}

.btp580-main,
.btp580-main * {
  box-sizing: border-box;
}

.btp580-main {
  position: relative;
  overflow: clip;
  background: var(--btp580-bg);
  color: var(--btp580-ink);
  font-family: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", Arial, sans-serif;
}

.btp580-main :where(h1, h2, h3, p, figure, ol, ul, dl, dd) {
  margin: 0;
}

.btp580-main :where(ol, ul) {
  padding: 0;
  list-style: none;
}

.btp580-main a {
  color: inherit;
  text-decoration: none;
}

.btp580-main img {
  display: block;
  max-width: 100%;
}

.btp580-main ::selection {
  background: rgba(11, 119, 109, 0.2);
  color: var(--btp580-ink);
}

.btp580-shell {
  width: min(calc(100% - 48px), 1320px);
  margin-inline: auto;
}

.btp580-anchor,
.btp580-domain,
.btp580-section {
  scroll-margin-top: 92px;
}

.btp580-hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  min-height: max(700px, calc(100dvh - 72px));
  overflow: hidden;
  background:
    radial-gradient(circle at 16% 24%, rgba(255, 255, 255, 0.92), transparent 34%),
    linear-gradient(116deg, #f8faf8 0%, #edf2ef 49%, #dce9e5 100%);
}

.btp580-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(246, 249, 247, 1) 0%, rgba(246, 249, 247, 0.98) 35%, rgba(246, 249, 247, 0.62) 50%, transparent 68%),
    linear-gradient(0deg, rgba(238, 242, 239, 0.72) 0%, transparent 24%);
}

.btp580-hero__visual {
  --btp580-shift-x: 0px;
  --btp580-shift-y: 0px;
  position: absolute;
  inset: 0 0 0 auto;
  width: min(72vw, 1110px);
  overflow: hidden;
  pointer-events: auto;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, 0.32) 18%, #000 42%);
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, 0.32) 18%, #000 42%);
}

.btp580-hero__visual picture {
  position: absolute;
  inset: -2%;
  animation: btp580-material-breathe 16s ease-in-out infinite alternate;
}

.btp580-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% 50%;
  transform: translate3d(var(--btp580-shift-x), var(--btp580-shift-y), 0) scale(1.045);
  filter: saturate(0.86) contrast(1.04) brightness(0.92);
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1);
  will-change: transform;
}

.btp580-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 76% 24%, rgba(124, 225, 207, 0.15), transparent 32%),
    linear-gradient(180deg, rgba(5, 19, 18, 0.06), rgba(5, 19, 18, 0.26));
}

.btp580-hero__refract {
  position: absolute;
  z-index: 2;
  top: -18%;
  bottom: -18%;
  left: 26%;
  width: 18%;
  pointer-events: none;
  transform: translate3d(-120%, 0, 0) rotate(8deg);
  background: linear-gradient(90deg, transparent, rgba(188, 255, 241, 0.24), rgba(255, 255, 255, 0.42), transparent);
  filter: blur(16px);
  opacity: 0;
  animation: btp580-refract 2.2s 0.5s cubic-bezier(0.24, 0.76, 0.24, 1) 1 both;
}

.btp580-hero__inner {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  min-height: inherit;
  padding-block: 72px;
}

.btp580-hero__copy {
  width: min(58%, 760px);
  padding-block: 18px;
}

.btp580-kicker {
  color: var(--btp580-accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.5;
}

.btp580-kicker span {
  color: rgba(11, 119, 109, 0.48);
  padding-inline: 0.28em;
}

.btp580-hero h1 {
  max-width: 860px;
  margin-top: 28px;
  color: var(--btp580-ink);
  font-size: clamp(52px, 5.3vw, 78px);
  font-weight: 720;
  letter-spacing: -0.06em;
  line-height: 1.07;
}

.btp580-hero h1 span {
  display: block;
  white-space: nowrap;
}

.btp580-hero h1 em {
  position: relative;
  color: var(--btp580-accent);
  font-style: normal;
  font-weight: inherit;
  text-shadow: 0 0 38px rgba(31, 166, 149, 0.14);
}

.btp580-hero h1 em::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.08em;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--btp580-accent), rgba(93, 205, 185, 0.2));
  animation: btp580-line-in 1.1s 0.8s ease-out forwards;
}

.btp580-hero__lead {
  max-width: 650px;
  margin-top: 30px;
  color: #344844;
  font-size: clamp(17px, 1.45vw, 20px);
  line-height: 1.82;
}

.btp580-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 34px;
}

.btp580-button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  white-space: nowrap;
  transition: transform 200ms ease, border-color 200ms ease, background-color 200ms ease, color 200ms ease, box-shadow 200ms ease;
}

.btp580-button--primary {
  border-color: var(--btp580-night);
  background: var(--btp580-night);
  color: var(--btp580-white) !important;
  box-shadow: 0 12px 30px rgba(6, 23, 21, 0.16);
}

.btp580-button--quiet {
  border-color: rgba(10, 42, 37, 0.22);
  background: rgba(255, 255, 255, 0.48);
  color: var(--btp580-ink) !important;
}

.btp580-button:hover {
  transform: translateY(-2px);
}

.btp580-button--primary:hover {
  border-color: var(--btp580-accent);
  background: var(--btp580-accent);
  box-shadow: 0 15px 36px rgba(6, 73, 65, 0.22);
}

.btp580-button--quiet:hover {
  border-color: var(--btp580-accent);
  background: rgba(255, 255, 255, 0.78);
  color: var(--btp580-accent) !important;
}

.btp580-main a:focus-visible {
  outline: 3px solid rgba(11, 119, 109, 0.5);
  outline-offset: 4px;
}

.btp580-process {
  position: relative;
  z-index: 4;
  border-block: 1px solid var(--btp580-line);
  background: rgba(248, 250, 248, 0.88);
}

.btp580-process__inner {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: stretch;
}

.btp580-process h2 {
  display: flex;
  align-items: center;
  padding-right: 30px;
  color: var(--btp580-accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.5;
}

.btp580-process ol {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.btp580-process li {
  display: flex;
  min-height: 98px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  padding: 18px 24px;
  border-left: 1px solid var(--btp580-line);
}

.btp580-process strong {
  color: var(--btp580-ink);
  font-size: 15px;
  line-height: 1.35;
}

.btp580-process span {
  color: #677570;
  font-size: 12px;
  line-height: 1.55;
}

.btp580-section {
  position: relative;
  padding-block: 112px;
}

.btp580-section-head {
  max-width: 940px;
  margin-bottom: 52px;
}

.btp580-section-head h2 {
  max-width: 900px;
  color: var(--btp580-ink);
  font-size: clamp(38px, 4.1vw, 60px);
  font-weight: 720;
  letter-spacing: -0.055em;
  line-height: 1.12;
}

.btp580-section-head > p {
  max-width: 780px;
  margin-top: 20px;
  color: var(--btp580-ink-soft);
  font-size: 17px;
  line-height: 1.78;
}

.btp580-domains {
  background:
    radial-gradient(circle at 92% 12%, rgba(93, 205, 185, 0.1), transparent 24%),
    var(--btp580-bg-soft);
}

.btp580-domain-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.btp580-domain {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--btp580-line);
  border-radius: var(--btp580-radius);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.84) inset;
  transition: transform 260ms cubic-bezier(0.2, 0.75, 0.2, 1), border-color 260ms ease, box-shadow 260ms ease;
}

.btp580-domain:hover {
  transform: translateY(-6px);
  border-color: rgba(11, 119, 109, 0.38);
  box-shadow: var(--btp580-shadow);
}

.btp580-domain__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #dfe5e1;
}

.btp580-domain__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 58%, rgba(4, 18, 16, 0.18));
}

.btp580-domain__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.75, 0.2, 1), filter 400ms ease;
}

.btp580-domain:hover .btp580-domain__media img {
  transform: scale(1.035);
  filter: saturate(1.03) contrast(1.02);
}

.btp580-domain__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 27px 24px 24px;
}

.btp580-domain h3 {
  color: var(--btp580-ink);
  font-size: 26px;
  font-weight: 720;
  letter-spacing: -0.035em;
  line-height: 1.2;
}

.btp580-domain__subtitle {
  min-height: 43px;
  margin-top: 8px !important;
  color: var(--btp580-accent);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.52;
}

.btp580-domain__body > p:not(.btp580-domain__subtitle) {
  margin-top: 18px;
  color: #52615d;
  font-size: 14px;
  line-height: 1.78;
}

.btp580-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 22px;
  color: var(--btp580-ink);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
}

.btp580-keywords li + li::before {
  content: "/";
  padding-inline: 8px;
  color: rgba(11, 119, 109, 0.38);
}

.btp580-domain__body > a {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 24px;
  color: var(--btp580-ink);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  transition: color 180ms ease;
}

.btp580-domain__body > a span {
  color: var(--btp580-accent);
  transition: transform 180ms ease;
}

.btp580-domain__body > a:hover {
  color: var(--btp580-accent);
}

.btp580-domain__body > a:hover span {
  transform: translateX(4px);
}

.btp580-system {
  background:
    radial-gradient(circle at 12% 40%, rgba(127, 197, 183, 0.1), transparent 24%),
    var(--btp580-bg);
}

.btp580-system__panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 44px;
  padding: 34px;
  overflow: hidden;
  border-radius: var(--btp580-radius-large);
  background:
    radial-gradient(circle at 16% 0%, rgba(93, 205, 185, 0.12), transparent 34%),
    linear-gradient(145deg, #071917, #0b211e 68%, #0f2b26);
  box-shadow: 0 34px 86px rgba(4, 30, 26, 0.2);
  color: var(--btp580-white);
}

.btp580-system__visual {
  overflow: hidden;
  border: 1px solid rgba(217, 248, 239, 0.16);
  border-radius: var(--btp580-radius);
  background: rgba(255, 255, 255, 0.04);
}

.btp580-system__visual img {
  width: 100%;
  min-height: 520px;
  height: calc(100% - 68px);
  object-fit: cover;
  filter: saturate(0.82) contrast(1.03);
}

.btp580-system__visual figcaption {
  min-height: 68px;
  padding: 20px 22px;
  color: rgba(239, 249, 245, 0.68);
  font-size: 13px;
  line-height: 1.6;
}

.btp580-system__chain {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
}

.btp580-system__chain li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px;
  padding-block: 22px;
  border-top: 1px solid rgba(223, 246, 239, 0.14);
}

.btp580-system__chain li:last-child {
  border-bottom: 1px solid rgba(223, 246, 239, 0.14);
}

.btp580-system__chain > li > span {
  color: var(--btp580-accent-bright);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
}

.btp580-system__chain strong {
  display: block;
  color: var(--btp580-white);
  font-size: 18px;
  line-height: 1.42;
}

.btp580-system__chain p {
  margin-top: 7px;
  color: rgba(237, 249, 245, 0.62);
  font-size: 13px;
  line-height: 1.68;
}

.btp580-capabilities {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
  margin-top: 48px;
}

.btp580-capabilities article {
  padding-top: 22px;
  border-top: 2px solid var(--btp580-line-strong);
}

.btp580-capabilities h3 {
  color: var(--btp580-ink);
  font-size: 19px;
  line-height: 1.4;
}

.btp580-capabilities p {
  margin-top: 9px;
  color: var(--btp580-ink-soft);
  font-size: 14px;
  line-height: 1.68;
}

.btp580-loop {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 42px;
  align-items: center;
  margin-top: 68px;
  padding: 36px 38px;
  border: 1px solid var(--btp580-line);
  border-radius: var(--btp580-radius);
  background: rgba(255, 255, 255, 0.6);
}

.btp580-loop h3 {
  color: var(--btp580-ink);
  font-size: 26px;
  line-height: 1.3;
}

.btp580-loop > div > p {
  margin-top: 10px;
  color: var(--btp580-ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.btp580-loop ol {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.btp580-loop li {
  position: relative;
  min-width: 0;
  padding: 18px 12px;
  color: var(--btp580-ink);
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
}

.btp580-loop li::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto 14px;
  border: 2px solid var(--btp580-accent);
  border-radius: 50%;
  background: var(--btp580-bg-soft);
}

.btp580-loop li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 22px;
  left: calc(50% + 10px);
  width: calc(100% - 20px);
  height: 1px;
  background: rgba(11, 119, 109, 0.28);
}

.btp580-close {
  padding-top: 116px;
  background:
    radial-gradient(circle at 78% 20%, rgba(96, 205, 185, 0.15), transparent 28%),
    linear-gradient(180deg, #e9efeb, #dfeae6);
}

.btp580-paths {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}

.btp580-paths > div {
  padding-top: 22px;
  border-top: 2px solid rgba(11, 119, 109, 0.28);
}

.btp580-paths dt {
  color: var(--btp580-ink);
  font-size: 19px;
  font-weight: 720;
  line-height: 1.4;
}

.btp580-paths dd {
  margin-top: 10px;
  color: var(--btp580-ink-soft);
  font-size: 14px;
  line-height: 1.72;
}

.btp580-collaboration {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 56px;
  align-items: end;
  margin-top: 76px;
  padding: 48px 50px;
  border-radius: var(--btp580-radius-large);
  background:
    radial-gradient(circle at 88% 18%, rgba(93, 205, 185, 0.22), transparent 30%),
    var(--btp580-night);
  box-shadow: 0 30px 80px rgba(7, 43, 37, 0.18);
  color: var(--btp580-white);
}

.btp580-collaboration h3 {
  max-width: 720px;
  color: var(--btp580-white);
  font-size: clamp(30px, 3.3vw, 46px);
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 1.14;
}

.btp580-collaboration p {
  max-width: 760px;
  margin-top: 17px;
  color: rgba(240, 250, 247, 0.7);
  font-size: 15px;
  line-height: 1.76;
}

.btp580-collaboration .btp580-actions {
  align-items: stretch;
  justify-content: flex-end;
  margin-top: 0;
}

.btp580-collaboration .btp580-button--primary {
  border-color: #eaf8f3;
  background: #eaf8f3;
  color: var(--btp580-night) !important;
  box-shadow: none;
}

.btp580-collaboration .btp580-button--primary:hover {
  border-color: var(--btp580-accent-bright);
  background: var(--btp580-accent-bright);
}

.btp580-collaboration .btp580-button--quiet {
  border-color: rgba(235, 251, 245, 0.28);
  background: transparent;
  color: var(--btp580-white) !important;
}

.btp580-collaboration .btp580-button--quiet:hover {
  border-color: rgba(235, 251, 245, 0.58);
  background: rgba(255, 255, 255, 0.08);
}

.btp580-reveal {
  opacity: 1;
  transform: none;
}

.btp580-ready .btp580-reveal:not(.is-visible) {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
}

.btp580-ready .btp580-reveal {
  transition: opacity 620ms ease, transform 620ms cubic-bezier(0.2, 0.75, 0.2, 1);
}

@keyframes btp580-material-breathe {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-0.8%, 0.4%, 0) scale(1.018); }
}

@keyframes btp580-refract {
  0% { opacity: 0; transform: translate3d(-150%, 0, 0) rotate(8deg); }
  24% { opacity: 0.72; }
  100% { opacity: 0; transform: translate3d(430%, 0, 0) rotate(8deg); }
}

@keyframes btp580-line-in {
  to { transform: scaleX(1); }
}

@media (max-width: 1260px) {
  .btp580-hero h1 {
    font-size: clamp(48px, 5vw, 64px);
  }

  .btp580-hero__copy {
    width: 60%;
  }

  .btp580-process__inner {
    grid-template-columns: 180px minmax(0, 1fr);
  }

  .btp580-process li {
    padding-inline: 16px;
  }
}

@media (max-width: 1120px) {
  .btp580-hero h1 {
    font-size: clamp(44px, 5.2vw, 58px);
  }

  .btp580-domain-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .btp580-domain__subtitle {
    min-height: auto;
  }

  .btp580-system__panel {
    grid-template-columns: 1fr;
  }

  .btp580-system__visual {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
  }

  .btp580-system__visual img {
    min-height: 420px;
    height: 100%;
  }

  .btp580-system__visual figcaption {
    display: flex;
    height: 100%;
    align-items: flex-end;
    padding: 28px;
  }

  .btp580-capabilities,
  .btp580-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .btp580-loop {
    grid-template-columns: 1fr;
  }

  .btp580-loop ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .btp580-loop li:nth-child(3)::after,
  .btp580-loop li:nth-child(6)::after {
    display: none;
  }

  .btp580-collaboration {
    grid-template-columns: 1fr;
  }

  .btp580-collaboration .btp580-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 960px) {
  .btp580-hero h1 span {
    white-space: normal;
  }

  .btp580-process__inner {
    display: block;
  }

  .btp580-process h2 {
    padding-block: 20px 4px;
  }

  .btp580-process ol {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .btp580-shell {
    width: min(calc(100% - 36px), 720px);
  }

  .btp580-hero {
    display: flex;
    min-height: auto;
    flex-direction: column;
    align-items: stretch;
    padding-top: 56px;
  }

  .btp580-hero::before {
    background: linear-gradient(180deg, rgba(246, 249, 247, 1) 0%, rgba(246, 249, 247, 0.94) 44%, transparent 68%);
  }

  .btp580-hero__inner {
    order: 1;
    min-height: auto;
    padding-block: 32px 22px;
  }

  .btp580-hero__copy {
    width: 100%;
    padding: 0;
  }

  .btp580-kicker {
    font-size: 12px;
    letter-spacing: 0.06em;
  }

  .btp580-hero h1 {
    max-width: 690px;
    margin-top: 22px;
    font-size: clamp(42px, 8.5vw, 60px);
    letter-spacing: -0.055em;
  }

  .btp580-hero__lead {
    max-width: 610px;
    margin-top: 24px;
    font-size: 17px;
  }

  .btp580-hero__visual {
    position: relative;
    inset: auto;
    order: 2;
    width: 100%;
    height: clamp(330px, 58vw, 480px);
    margin-top: 22px;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 18%, #000 88%, transparent 100%);
    mask-image: linear-gradient(180deg, transparent 0%, #000 18%, #000 88%, transparent 100%);
  }

  .btp580-hero__visual img {
    object-position: 58% 52%;
  }

  .btp580-process h2 {
    padding-top: 24px;
  }

  .btp580-process ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-block: 12px 20px;
  }

  .btp580-process li {
    min-height: 86px;
    padding: 16px;
    border-top: 1px solid var(--btp580-line);
  }

  .btp580-section {
    padding-block: 84px;
  }

  .btp580-section-head {
    margin-bottom: 38px;
  }

  .btp580-section-head h2 {
    font-size: clamp(34px, 7.5vw, 50px);
  }

  .btp580-section-head > p {
    font-size: 16px;
  }

  .btp580-system__panel {
    gap: 28px;
    padding: 24px;
    border-radius: 22px;
  }

  .btp580-system__visual {
    display: block;
  }

  .btp580-system__visual img {
    min-height: 360px;
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .btp580-system__visual figcaption {
    display: block;
    min-height: auto;
    padding: 18px 20px;
  }

  .btp580-loop {
    margin-top: 50px;
    padding: 28px;
  }

  .btp580-collaboration {
    gap: 30px;
    margin-top: 58px;
    padding: 36px 32px;
    border-radius: 22px;
  }
}

@media (max-width: 640px) {
  .btp580-shell {
    width: calc(100% - 30px);
  }

  .btp580-hero {
    padding-top: 34px;
  }

  .btp580-kicker span {
    display: none;
  }

  .btp580-hero h1 {
    font-size: clamp(39px, 11.4vw, 52px);
    line-height: 1.09;
  }

  .btp580-hero__lead {
    font-size: 16px;
    line-height: 1.72;
  }

  .btp580-actions {
    align-items: stretch;
  }

  .btp580-button {
    flex: 1 1 100%;
    justify-content: space-between;
  }

  .btp580-hero__visual {
    height: 330px;
  }

  .btp580-process ol,
  .btp580-domain-grid,
  .btp580-capabilities,
  .btp580-paths {
    grid-template-columns: 1fr;
  }

  .btp580-process li {
    border-left: 0;
  }

  .btp580-section {
    padding-block: 72px;
  }

  .btp580-section-head h2 {
    font-size: 36px;
    line-height: 1.16;
  }

  .btp580-domain__body {
    padding: 24px 22px 22px;
  }

  .btp580-system__panel {
    margin-inline: -3px;
    padding: 18px;
  }

  .btp580-system__visual img {
    min-height: 280px;
  }

  .btp580-system__chain li {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    padding-block: 18px;
  }

  .btp580-system__chain strong {
    font-size: 16px;
  }

  .btp580-capabilities {
    gap: 20px;
  }

  .btp580-loop {
    padding: 24px 20px;
  }

  .btp580-loop ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .btp580-loop li::after {
    display: none;
  }

  .btp580-close {
    padding-top: 78px;
  }

  .btp580-collaboration {
    padding: 30px 24px;
  }

  .btp580-collaboration h3 {
    font-size: 32px;
  }

  .btp580-collaboration .btp580-actions {
    align-items: stretch;
  }
}

/* ID-scoped final authority over the six-attribute legacy locks. */
html body.bioten-platform-v580 #main-content .btp580-hero h1 {
  font-size: clamp(52px, 5.3vw, 78px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.06em !important;
  line-height: 1.07 !important;
}

html body.bioten-platform-v580 #main-content .btp580-section-head h2 {
  font-size: clamp(38px, 4.1vw, 60px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.055em !important;
  line-height: 1.12 !important;
}

html body.bioten-platform-v580 #main-content .btp580-domain h3 {
  font-size: 26px !important;
  font-weight: 720 !important;
  letter-spacing: -0.035em !important;
  line-height: 1.2 !important;
}

html body.bioten-platform-v580 #main-content .btp580-loop h3 {
  font-size: 26px !important;
  font-weight: 720 !important;
  letter-spacing: -0.02em !important;
  line-height: 1.3 !important;
}

html body.bioten-platform-v580 #main-content .btp580-collaboration h3 {
  font-size: clamp(30px, 3.3vw, 46px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.045em !important;
  line-height: 1.14 !important;
}

html body.bioten-platform-v580 #main-content a.btp580-button {
  min-height: 50px !important;
  gap: 16px !important;
  padding: 13px 20px !important;
  overflow: visible !important;
  border: 1px solid transparent !important;
  border-radius: 12px !important;
  background-image: none !important;
  font-family: inherit !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  letter-spacing: 0 !important;
  line-height: 1.35 !important;
  text-shadow: none !important;
  -webkit-backdrop-filter: none !important;
  backdrop-filter: none !important;
  transform: none !important;
}

html body.bioten-platform-v580 #main-content a.btp580-button::before,
html body.bioten-platform-v580 #main-content a.btp580-button::after {
  display: none !important;
}

html body.bioten-platform-v580 #main-content a.btp580-button--primary {
  border-color: var(--btp580-night) !important;
  background: var(--btp580-night) !important;
  color: var(--btp580-white) !important;
  -webkit-text-fill-color: var(--btp580-white) !important;
  box-shadow: 0 12px 30px rgba(6, 23, 21, 0.16) !important;
}

html body.bioten-platform-v580 #main-content a.btp580-button--quiet {
  border-color: rgba(10, 42, 37, 0.22) !important;
  background: rgba(255, 255, 255, 0.48) !important;
  color: var(--btp580-ink) !important;
  -webkit-text-fill-color: var(--btp580-ink) !important;
  box-shadow: none !important;
}

html body.bioten-platform-v580 #main-content a.btp580-button:hover {
  transform: translateY(-2px) !important;
}

html body.bioten-platform-v580 #main-content .btp580-collaboration a.btp580-button--primary {
  border-color: #eaf8f3 !important;
  background: #eaf8f3 !important;
  color: var(--btp580-night) !important;
  -webkit-text-fill-color: var(--btp580-night) !important;
  box-shadow: none !important;
}

html body.bioten-platform-v580 #main-content .btp580-collaboration a.btp580-button--quiet {
  border-color: rgba(235, 251, 245, 0.28) !important;
  background: transparent !important;
  color: var(--btp580-white) !important;
  -webkit-text-fill-color: var(--btp580-white) !important;
}

@media (max-width: 1260px) {
  html body.bioten-platform-v580 #main-content .btp580-hero h1 {
    font-size: clamp(48px, 5vw, 64px) !important;
  }
}

@media (max-width: 1120px) {
  html body.bioten-platform-v580 #main-content .btp580-hero h1 {
    font-size: clamp(48px, 5.2vw, 58px) !important;
  }
}

@media (max-width: 860px) {
  html body.bioten-platform-v580 #main-content .btp580-hero h1 {
    font-size: clamp(42px, 7vw, 52px) !important;
  }

  html body.bioten-platform-v580 #main-content .btp580-section-head h2 {
    font-size: clamp(34px, 7.5vw, 50px) !important;
  }
}

@media (max-width: 640px) {
  html body.bioten-platform-v580 #main-content .btp580-hero h1 {
    font-size: clamp(40px, 10.8vw, 48px) !important;
    line-height: 1.09 !important;
  }

  html body.bioten-platform-v580 #main-content .btp580-section-head h2 {
    font-size: 36px !important;
    line-height: 1.16 !important;
  }

  html body.bioten-platform-v580 #main-content .btp580-collaboration h3 {
    font-size: 32px !important;
  }

  html body.bioten-platform-v580 #main-content a.btp580-button {
    flex: 1 1 100% !important;
    justify-content: space-between !important;
  }
}

@media (max-height: 560px) and (orientation: landscape) {
  .btp580-hero {
    min-height: 620px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btp580-hero__visual picture,
  .btp580-hero__refract,
  .btp580-hero h1 em::after {
    animation: none !important;
  }

  .btp580-hero h1 em::after {
    transform: scaleX(1);
  }

  .btp580-hero__visual img,
  .btp580-domain,
  .btp580-domain__media img,
  .btp580-button,
  .btp580-reveal {
    transition: none !important;
  }

  .btp580-ready .btp580-reveal:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .btp580-hero {
    min-height: auto;
    padding-block: 70px;
  }

  .btp580-hero__visual,
  .btp580-hero::before {
    display: none;
  }

  .btp580-hero__copy {
    width: 100%;
  }

  .btp580-domain,
  .btp580-system__panel,
  .btp580-collaboration {
    break-inside: avoid;
    box-shadow: none;
  }
}

/*
 * Legacy collision shield
 * The historical bundle carries sitewide !important type and glass-button locks.
 * These rules restore the approved V5.8.0 hierarchy inside this page only.
 */
html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-hero h1 {
  font-size: clamp(52px, 5.3vw, 78px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.06em !important;
  line-height: 1.07 !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-section-head h2 {
  font-size: clamp(38px, 4.1vw, 60px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.055em !important;
  line-height: 1.12 !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-domain h3 {
  font-size: 26px !important;
  font-weight: 720 !important;
  letter-spacing: -0.035em !important;
  line-height: 1.2 !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-loop h3 {
  font-size: 26px !important;
  font-weight: 720 !important;
  letter-spacing: -0.02em !important;
  line-height: 1.3 !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-collaboration h3 {
  font-size: clamp(30px, 3.3vw, 46px) !important;
  font-weight: 720 !important;
  letter-spacing: -0.045em !important;
  line-height: 1.14 !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button {
  display: inline-flex !important;
  min-height: 50px !important;
  justify-content: center !important;
  gap: 16px !important;
  padding: 13px 20px !important;
  overflow: visible !important;
  border: 1px solid transparent !important;
  border-radius: 12px !important;
  font-family: inherit !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  letter-spacing: 0 !important;
  line-height: 1.35 !important;
  text-shadow: none !important;
  -webkit-backdrop-filter: none !important;
  backdrop-filter: none !important;
  transform: none !important;
  transition: transform 200ms ease, border-color 200ms ease, background-color 200ms ease, color 200ms ease, box-shadow 200ms ease !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button::before,
html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button::after {
  display: none !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button--primary {
  border-color: var(--btp580-night) !important;
  background: var(--btp580-night) !important;
  color: var(--btp580-white) !important;
  box-shadow: 0 12px 30px rgba(6, 23, 21, 0.16) !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button--quiet {
  border-color: rgba(10, 42, 37, 0.22) !important;
  background: rgba(255, 255, 255, 0.48) !important;
  color: var(--btp580-ink) !important;
  box-shadow: none !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button:hover {
  transform: translateY(-2px) !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button--primary:hover {
  border-color: var(--btp580-accent) !important;
  background: var(--btp580-accent) !important;
  box-shadow: 0 15px 36px rgba(6, 73, 65, 0.22) !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button--quiet:hover {
  border-color: var(--btp580-accent) !important;
  background: rgba(255, 255, 255, 0.78) !important;
  color: var(--btp580-accent) !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-collaboration a.btp580-button--primary {
  border-color: #eaf8f3 !important;
  background: #eaf8f3 !important;
  color: var(--btp580-night) !important;
  box-shadow: none !important;
}

html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-collaboration a.btp580-button--quiet {
  border-color: rgba(235, 251, 245, 0.28) !important;
  background: transparent !important;
  color: var(--btp580-white) !important;
}

@media (max-width: 1260px) {
  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-hero h1 {
    font-size: clamp(48px, 5vw, 64px) !important;
  }
}

@media (max-width: 1120px) {
  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-hero h1 {
    font-size: clamp(48px, 5.2vw, 58px) !important;
  }
}

@media (max-width: 860px) {
  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-hero h1 {
    font-size: clamp(42px, 7vw, 52px) !important;
  }

  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-section-head h2 {
    font-size: clamp(34px, 7.5vw, 50px) !important;
  }
}

@media (max-width: 640px) {
  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-hero h1 {
    font-size: clamp(40px, 10.8vw, 48px) !important;
    line-height: 1.09 !important;
  }

  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-section-head h2 {
    font-size: 36px !important;
    line-height: 1.16 !important;
  }

  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main .btp580-collaboration h3 {
    font-size: 32px !important;
  }

  html body.bioten-platform-v580.bioten-platform-v580 main.btp580-main a.btp580-button {
    flex: 1 1 100% !important;
    justify-content: space-between !important;
  }
}