/* 2026-07-05 generative UI operating-system scorecard. */
.home-page .section-protocol {
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(17, 19, 15, 0.08);
  border-bottom: 1px solid rgba(255, 248, 234, 0.12);
  padding-block: clamp(66px, 8vw, 118px);
  color: var(--paper);
  background-color: #10140d;
  background:
    linear-gradient(135deg, rgba(200, 245, 106, 0.1), transparent 30%),
    linear-gradient(305deg, rgba(255, 208, 138, 0.13), transparent 42%),
    linear-gradient(20deg, rgba(168, 184, 255, 0.08), transparent 54%),
    #10140d;
}

.home-page .section-protocol::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    repeating-linear-gradient(90deg, rgba(255, 248, 234, 0.028) 0 1px, transparent 1px 92px),
    repeating-linear-gradient(0deg, rgba(116, 228, 208, 0.026) 0 1px, transparent 1px 76px);
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.54), transparent 78%);
}

.home-page .protocol-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(260px, 0.56fr) minmax(0, 0.82fr);
  gap: clamp(28px, 5vw, 74px);
  align-items: center;
}

.home-page .protocol-copy {
  display: grid;
  gap: 18px;
  align-content: start;
  background-color: #10140d;
}

.home-page .protocol-copy .eyebrow {
  color: var(--home-apricot);
}

.home-page .protocol-copy h2 {
  max-width: 12ch;
  margin: 0;
  color: var(--paper-strong);
  font-size: clamp(2.28rem, 4.4vw, 4.4rem);
  line-height: 0.96;
}

.home-page .protocol-copy p:not(.eyebrow),
.home-page .score-head p,
.home-page .score-formula {
  margin: 0;
  color: rgba(255, 248, 234, 0.78);
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  font-weight: 680;
  line-height: 1.6;
}

.home-page .protocol-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.home-page .protocol-cockpit {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.home-page .surface-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 6px;
  border: 1px solid rgba(255, 248, 234, 0.13);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(255, 248, 234, 0.08), rgba(116, 228, 208, 0.06)),
    rgba(7, 12, 10, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 248, 234, 0.06);
}

.home-page .surface-tabs button {
  display: grid;
  min-width: 0;
  min-height: 78px;
  gap: 4px;
  align-content: center;
  appearance: none;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 9px;
  color: rgba(255, 248, 234, 0.78);
  font: inherit;
  text-align: left;
  background: transparent;
  cursor: pointer;
  transition:
    border-color 220ms var(--home-ease),
    background 220ms var(--home-ease),
    box-shadow 220ms var(--home-ease),
    color 220ms var(--home-ease),
    transform 220ms var(--home-ease);
}

.home-page .surface-tabs button span {
  color: var(--home-mint);
  font-size: 0.78rem;
  font-weight: 950;
}

.home-page .surface-tabs button strong {
  color: inherit;
  font-size: clamp(0.86rem, 1.08vw, 1rem);
  line-height: 1.1;
}

.home-page .surface-tabs button[aria-pressed='true'] {
  border-color: rgba(255, 248, 234, 0.18);
  color: #07130f;
  background:
    radial-gradient(circle at 18% 16%, rgba(255, 255, 255, 0.76) 0 8%, transparent 28%),
    linear-gradient(135deg, rgba(200, 245, 106, 0.96), rgba(116, 228, 208, 0.88));
  background-color: #c8f56a;
  box-shadow:
    0 16px 46px rgba(116, 228, 208, 0.13),
    inset 0 1px 0 rgba(255, 248, 234, 0.56);
}

.home-page .surface-tabs button[aria-pressed='true'] span,
.home-page .surface-tabs button[aria-pressed='true'] strong {
  color: #07130f;
}

.home-page .surface-tabs button:hover,
.home-page .surface-tabs button:focus-visible {
  border-color: rgba(116, 228, 208, 0.38);
  outline: 2px solid rgba(116, 228, 208, 0.22);
  outline-offset: 2px;
  transform: translateY(-1px);
}

.home-page .surface-score-card {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
  min-width: 0;
  border: 1px solid rgba(255, 248, 234, 0.16);
  border-radius: 8px;
  padding: clamp(18px, 2.4vw, 28px);
  background:
    linear-gradient(135deg, rgba(116, 228, 208, 0.12), transparent 34%),
    linear-gradient(315deg, rgba(247, 167, 186, 0.09), transparent 48%),
    rgba(255, 248, 234, 0.065);
  box-shadow:
    0 30px 92px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 248, 234, 0.08);
  transition:
    border-color 260ms var(--home-ease),
    background 260ms var(--home-ease),
    transform 260ms var(--home-ease);
}

.home-page .surface-score-card[data-active-surface='experiment'] {
  background:
    linear-gradient(135deg, rgba(255, 208, 138, 0.13), transparent 36%),
    linear-gradient(315deg, rgba(116, 228, 208, 0.08), transparent 50%),
    rgba(255, 248, 234, 0.06);
}

.home-page .surface-score-card[data-active-surface='analytics'] {
  background:
    linear-gradient(135deg, rgba(168, 184, 255, 0.12), transparent 34%),
    linear-gradient(315deg, rgba(247, 167, 186, 0.08), transparent 50%),
    rgba(255, 248, 234, 0.06);
}

.home-page .score-head {
  display: grid;
  gap: 7px;
}

.home-page .score-head span {
  color: var(--home-apricot);
  font-size: 0.68rem;
  font-weight: 950;
  text-transform: uppercase;
}

.home-page .score-head strong {
  color: var(--paper-strong);
  font-size: clamp(1.58rem, 2.5vw, 2.42rem);
  line-height: 1;
}

.home-page .score-meter {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.home-page .score-meter div {
  display: grid;
  gap: 7px;
  min-width: 0;
  border: 1px solid rgba(255, 248, 234, 0.13);
  border-radius: 8px;
  padding: 10px;
  background: rgba(7, 12, 10, 0.42);
}

.home-page .score-meter dt {
  color: var(--home-mint);
  font-size: 0.66rem;
  font-weight: 950;
  text-transform: uppercase;
}

.home-page .score-meter dd {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px;
  gap: 8px;
  align-items: center;
  margin: 0;
}

.home-page .score-meter dd span {
  position: relative;
  display: block;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 248, 234, 0.14);
}

.home-page .score-meter dd span::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--score, 0%);
  content: "";
  border-radius: inherit;
  background: linear-gradient(90deg, var(--home-signal), var(--home-mint), var(--home-apricot));
  transition: width 260ms var(--home-ease);
}

.home-page .score-meter dd strong {
  color: var(--paper-strong);
  font-size: 0.86rem;
  font-weight: 950;
  text-align: right;
}

.home-page .protocol-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.home-page .protocol-flow li {
  display: grid;
  min-width: 0;
  gap: 4px;
  border: 1px solid rgba(255, 248, 234, 0.13);
  border-radius: 8px;
  padding: 10px;
  background: rgba(255, 248, 234, 0.055);
}

.home-page .protocol-flow li:nth-child(2) span {
  color: var(--home-blue);
}

.home-page .protocol-flow li:nth-child(3) span {
  color: var(--home-coral);
}

.home-page .protocol-flow li:nth-child(4) span {
  color: var(--home-apricot);
}

.home-page .protocol-flow span {
  color: var(--home-mint);
  font-size: 0.66rem;
  font-weight: 950;
  text-transform: uppercase;
}

.home-page .protocol-flow strong {
  color: rgba(255, 248, 234, 0.9);
  font-size: 0.9rem;
  line-height: 1.16;
}

.home-page .score-formula {
  border-top: 1px solid rgba(255, 248, 234, 0.12);
  padding-top: 14px;
  color: rgba(255, 248, 234, 0.68);
  font-size: 0.86rem;
}

@media (prefers-reduced-motion: no-preference) {
  .home-page .surface-score-card.is-updating {
    transform: translateY(-2px);
  }
}

@media (max-width: 860px) {
  .home-page .protocol-layout {
    grid-template-columns: 1fr;
  }

  .home-page .protocol-copy h2 {
    max-width: 13ch;
  }
}

@media (max-width: 640px) {
  .home-page .section-protocol {
    padding-block: 54px;
  }

  .home-page .surface-tabs,
  .home-page .score-meter,
  .home-page .protocol-flow {
    grid-template-columns: 1fr;
  }

  .home-page .protocol-actions {
    display: grid;
  }

  .home-page .surface-tabs button {
    min-height: 58px;
    grid-template-columns: 42px minmax(0, 1fr);
    align-items: center;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-page .surface-tabs button,
  .home-page .surface-score-card,
  .home-page .score-meter dd span::before {
    animation: none !important;
    transform: none !important;
    transition-duration: 1ms !important;
  }
}