:root {
  --ugtld-navy: #0b2341;
  --ugtld-navy-2: #173a5e;
  --ugtld-teal: #168b7a;
  --ugtld-teal-bright: #2fc3a8;
  --ugtld-violet: #7162d6;
  --ugtld-orange: #d97728;
  --ugtld-ink: #172b3f;
  --ugtld-muted: #5f7183;
  --ugtld-line: #dbe5ec;
  --ugtld-soft: #f3f7f9;
}

.platform-topbar-brandmark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}

.ugtld-sidebar-mark {
  width: 34px !important;
  height: 34px !important;
  object-fit: contain;
  border-radius: 9px;
  padding: 0 !important;
}

.ugtld-home {
  max-width: none !important;
  padding: 0 !important;
  background: #fff;
  color: var(--ugtld-ink);
}

.ugtld-home-legacy {
  display: none !important;
}

.ugtld-home-nav {
  position: sticky;
  top: 48px;
  z-index: 8;
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 68px;
  padding: 8px clamp(22px, 3vw, 54px);
  border-bottom: 1px solid var(--ugtld-line);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
}

.ugtld-home-brand {
  flex: 0 0 218px;
}

.ugtld-home-brand img {
  display: block;
  width: 215px;
  height: 46px;
  object-fit: cover;
  object-position: left;
}

.ugtld-home-navlinks {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
  flex: 1;
  flex-wrap: wrap;
}

.ugtld-home-navlinks button,
.ugtld-home-navlinks a {
  appearance: none;
  border: 0;
  background: transparent;
  color: #30485f;
  font: 600 12px/1.2 var(--font-sans, Arial, sans-serif);
  padding: 8px 9px;
  border-radius: 7px;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.ugtld-home-navlinks button:hover,
.ugtld-home-navlinks a:hover {
  color: var(--ugtld-teal);
  background: #edf8f5;
}

.ugtld-home-navlinks .is-unavailable {
  cursor: not-allowed;
  opacity: .62;
}

.ugtld-home-navlinks small {
  display: none;
}

.ugtld-hero {
  min-height: 490px;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(330px, .65fr);
  gap: clamp(30px, 6vw, 100px);
  align-items: center;
  padding: clamp(58px, 7vw, 108px) clamp(30px, 6vw, 96px);
  background:
    linear-gradient(90deg, rgba(11, 35, 65, .035) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(rgba(11, 35, 65, .035) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(125deg, #f8fbfc 0%, #fff 65%);
  border-bottom: 1px solid var(--ugtld-line);
  overflow: hidden;
}

.ugtld-eyebrow,
.ugtld-section-heading > div > span,
.ugtld-panel-title > span,
.ugtld-kicker {
  color: var(--ugtld-teal);
  font: 700 11px/1.2 var(--font-sans, Arial, sans-serif);
  letter-spacing: .16em;
}

.ugtld-hero h1 {
  margin: 16px 0 14px;
  color: var(--ugtld-navy);
  font: 750 clamp(45px, 5vw, 76px)/.98 var(--font-sans, Arial, sans-serif);
  letter-spacing: -.045em;
}

.ugtld-hero-en {
  max-width: 810px;
  color: #324e67;
  font: 500 clamp(19px, 2vw, 28px)/1.38 var(--font-sans, Arial, sans-serif);
  margin: 0;
}

.ugtld-hero-zh {
  margin: 17px 0 0;
  color: var(--ugtld-muted);
  font-size: 16px;
  letter-spacing: .03em;
}

.ugtld-hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 32px;
}

.ugtld-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font: 700 13px/1 var(--font-sans, Arial, sans-serif);
  text-decoration: none;
  cursor: pointer;
}

.ugtld-btn span {
  font-weight: 500;
  opacity: .75;
}

.ugtld-btn.primary {
  color: #fff;
  background: var(--ugtld-navy);
  box-shadow: 0 8px 20px rgba(11, 35, 65, .18);
}

.ugtld-btn.primary:hover {
  background: var(--ugtld-navy-2);
}

.ugtld-btn.secondary {
  color: var(--ugtld-navy);
  background: #fff;
  border-color: #bfcdd8;
}

.ugtld-btn.text {
  color: var(--ugtld-teal);
  padding-inline: 10px;
}

.ugtld-hero-symbol {
  position: relative;
  min-height: 330px;
  max-width: 420px;
  width: 100%;
  justify-self: center;
}

.ugtld-symbol-ring {
  position: absolute;
  inset: 20px 65px 70px;
  clip-path: polygon(50% 0, 94% 24%, 94% 73%, 50% 100%, 6% 73%, 6% 24%);
  background: var(--ugtld-teal-bright);
}

.ugtld-symbol-ring::after {
  content: "";
  position: absolute;
  inset: 16px;
  clip-path: inherit;
  background: #f8fbfc;
}

.ugtld-symbol-ring span {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--ugtld-orange);
  left: calc(50% - 9px);
  top: -1px;
  z-index: 2;
}

.ugtld-symbol-ring span:nth-child(2) {
  left: auto;
  right: 4px;
  top: 65%;
  background: var(--ugtld-violet);
}

.ugtld-symbol-ring span:nth-child(3) {
  left: 4px;
  top: 65%;
  background: var(--ugtld-navy);
}

.ugtld-symbol-arc {
  position: absolute;
  width: 88%;
  height: 110px;
  left: 4%;
  bottom: 46px;
  border-top: 13px solid var(--ugtld-violet);
  border-radius: 50%;
  transform: rotate(3deg);
}

.ugtld-symbol-leaf {
  position: absolute;
  right: 14px;
  bottom: 35px;
  width: 94px;
  height: 52px;
  background: var(--ugtld-teal-bright);
  border-radius: 100% 0 100% 0;
  transform: rotate(-14deg);
}

.ugtld-symbol-leaf::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 10px;
  top: 24px;
  border-top: 3px solid #e8fff9;
  transform: rotate(-12deg);
}

.ugtld-symbol-label {
  position: absolute;
  right: 21px;
  top: 24px;
  color: var(--ugtld-muted);
  font: 700 10px/1 monospace;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.ugtld-home-section,
.ugtld-workflow,
.ugtld-home-split {
  padding: 64px clamp(30px, 6vw, 96px);
}

.ugtld-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}

.ugtld-section-heading.compact {
  margin-bottom: 24px;
}

.ugtld-section-heading h2,
.ugtld-panel-title h2 {
  color: var(--ugtld-navy);
  font: 720 clamp(25px, 2.3vw, 36px)/1.15 var(--font-sans, Arial, sans-serif);
  letter-spacing: -.025em;
  margin: 7px 0 0;
}

.ugtld-section-heading > p {
  max-width: 510px;
  margin: 0;
  color: var(--ugtld-muted);
  line-height: 1.6;
  font-size: 14px;
}

.ugtld-capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}

.ugtld-capability-card {
  min-height: 245px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--ugtld-line);
  border-top: 4px solid var(--ugtld-teal);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(27, 57, 81, .055);
}

.ugtld-capability-card.screening { border-top-color: var(--ugtld-orange); }
.ugtld-capability-card.structure { border-top-color: var(--ugtld-violet); }
.ugtld-capability-card.omics { border-top-color: #4c8a53; }

.ugtld-card-index {
  color: #9aabba;
  font: 700 12px/1 monospace;
}

.ugtld-capability-card h3 {
  color: var(--ugtld-navy);
  font-size: 18px;
  line-height: 1.32;
  margin: 24px 0 10px;
}

.ugtld-capability-card p {
  color: var(--ugtld-muted);
  font-size: 13px;
  line-height: 1.58;
  margin: 0 0 20px;
}

.ugtld-capability-card button {
  appearance: none;
  margin-top: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ugtld-teal);
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}

.ugtld-workflow {
  background: var(--ugtld-navy);
  color: #fff;
}

.ugtld-workflow .ugtld-section-heading h2 {
  color: #fff;
}

.ugtld-workflow ol {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  padding: 0;
  margin: 0;
  counter-reset: workflow;
}

.ugtld-workflow li {
  position: relative;
  min-height: 122px;
  padding: 36px 20px 16px 18px;
  border-top: 1px solid rgba(255, 255, 255, .25);
  counter-increment: workflow;
}

.ugtld-workflow li::before {
  content: "0" counter(workflow);
  position: absolute;
  top: -12px;
  left: 0;
  padding-right: 10px;
  color: var(--ugtld-teal-bright);
  background: var(--ugtld-navy);
  font: 700 11px/22px monospace;
}

.ugtld-workflow li:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: -16px;
  right: -5px;
  color: var(--ugtld-teal-bright);
  background: var(--ugtld-navy);
  padding: 0 5px;
}

.ugtld-workflow b,
.ugtld-workflow small {
  display: block;
}

.ugtld-workflow b {
  font-size: 14px;
  line-height: 1.42;
}

.ugtld-workflow small {
  color: #aebdca;
  margin-top: 9px;
  line-height: 1.35;
}

.ugtld-live-section {
  background: var(--ugtld-soft);
  border-bottom: 1px solid var(--ugtld-line);
}

.ugtld-data-state {
  color: var(--ugtld-muted);
  font-size: 12px;
}

.ugtld-data-state.success { color: var(--ugtld-teal); }
.ugtld-data-state.error { color: #b54a4a; }

.ugtld-stat-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border: 1px solid var(--ugtld-line);
  border-radius: 10px;
  background: #fff;
  overflow: hidden;
}

.ugtld-stat-grid > div {
  padding: 25px 18px 22px;
  border-right: 1px solid var(--ugtld-line);
}

.ugtld-stat-grid > div:last-child {
  border-right: 0;
}

.ugtld-stat-grid strong,
.ugtld-stat-grid span {
  display: block;
}

.ugtld-stat-grid strong {
  color: var(--ugtld-navy);
  font: 730 clamp(21px, 2vw, 32px)/1 var(--font-sans, Arial, sans-serif);
  font-variant-numeric: tabular-nums;
}

.ugtld-stat-grid span {
  margin-top: 9px;
  color: var(--ugtld-muted);
  font-size: 11px;
}

.ugtld-home-split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 24px;
}

.ugtld-home-panel {
  padding: 28px;
  border: 1px solid var(--ugtld-line);
  border-radius: 10px;
  background: #fff;
}

.ugtld-panel-title {
  margin-bottom: 22px;
}

.ugtld-panel-title h2 {
  font-size: 25px;
}

.ugtld-quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
}

.ugtld-quick-grid button {
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 54px;
  padding: 11px 14px;
  border: 1px solid var(--ugtld-line);
  border-radius: 7px;
  background: #f9fbfc;
  color: var(--ugtld-ink);
  cursor: pointer;
  text-align: left;
}

.ugtld-quick-grid button:hover:not(:disabled) {
  border-color: #92c9be;
  background: #edf8f5;
}

.ugtld-quick-grid b {
  font-size: 12px;
}

.ugtld-quick-grid small {
  color: var(--ugtld-teal);
  font-size: 10px;
  text-align: right;
}

.ugtld-quick-grid .not-available {
  opacity: .62;
  cursor: not-allowed;
}

.ugtld-quick-grid .not-available small {
  color: var(--ugtld-muted);
}

.ugtld-activity-list + .ugtld-activity-list {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--ugtld-line);
}

.ugtld-activity-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 11px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #edf1f4;
  font-size: 12px;
}

.ugtld-activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #91a0ad;
}

.ugtld-activity-dot.SUCCEEDED { background: var(--ugtld-teal); }
.ugtld-activity-dot.RUNNING { background: var(--ugtld-violet); }
.ugtld-activity-dot.QUEUED { background: var(--ugtld-orange); }
.ugtld-activity-dot.FAILED,
.ugtld-activity-dot.NOT_AVAILABLE { background: #c75454; }

.ugtld-activity-item b,
.ugtld-activity-item small {
  display: block;
}

.ugtld-activity-item b {
  color: var(--ugtld-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ugtld-activity-item small {
  color: var(--ugtld-muted);
  margin-top: 3px;
}

.ugtld-activity-status {
  color: var(--ugtld-muted);
  font: 700 10px/1 monospace;
}

.ugtld-empty {
  padding: 24px 0;
  color: var(--ugtld-muted);
  text-align: center;
  font-size: 12px;
}

.ugtld-footer {
  display: grid;
  grid-template-columns: 220px 1fr minmax(280px, .8fr);
  gap: 36px;
  align-items: start;
  padding: 38px clamp(30px, 6vw, 96px);
  background: var(--ugtld-navy);
  color: #c9d7e4;
}

.ugtld-footer img {
  width: 190px;
  height: 52px;
  object-fit: cover;
  object-position: left;
}

.ugtld-footer > div > p {
  margin: 8px 0 0;
  font-size: 12px;
}

.ugtld-footer dl {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 0;
}

.ugtld-footer dt {
  color: #86a0b7;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.ugtld-footer dd {
  margin: 6px 0 0;
  color: #fff;
  font-size: 12px;
  font-family: monospace;
}

.ugtld-disclaimer {
  margin: 0;
  color: #a8bac9;
  font-size: 11px;
  line-height: 1.55;
}

.ugtld-model-submit-card {
  border-top: 4px solid var(--ugtld-violet);
}

#page-ai-affinity .ugtld-model-submit-card {
  border-top-color: var(--ugtld-teal);
}

.ugtld-model-card-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.ugtld-model-card-heading h3 {
  margin: 7px 0 0;
  color: var(--ugtld-navy);
}

.ugtld-tool-badge {
  flex: 0 0 auto;
  max-width: 300px;
  padding: 8px 11px;
  border-radius: 6px;
  background: #edf1f4;
  color: var(--ugtld-muted);
  font: 700 10px/1.3 monospace;
}

.ugtld-tool-badge.available,
.ugtld-tool-badge.verified {
  color: #0a6a5c;
  background: #e6f5f1;
}

.ugtld-tool-badge.unavailable {
  color: #9b3838;
  background: #fbebeb;
}

.ugtld-model-form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.ugtld-model-form label {
  color: var(--ugtld-muted);
  font-size: 11px;
  font-weight: 700;
}

.ugtld-model-form label small {
  font-weight: 400;
}

.ugtld-model-form input,
.ugtld-model-form textarea {
  width: 100%;
  margin-top: 6px;
  padding: 9px 10px;
  border: 1px solid #cbd7df;
  border-radius: 6px;
  background: #fff;
  color: var(--ugtld-ink);
  font: 12px/1.4 var(--font-sans, Arial, sans-serif);
  box-sizing: border-box;
}

.ugtld-model-form textarea {
  font-family: monospace;
  resize: vertical;
}

.ugtld-model-form .wide {
  grid-column: 1 / -1;
}

.ugtld-submit-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ugtld-submit-row span {
  color: var(--ugtld-muted);
  font-size: 11px;
}

.ugtld-job-result {
  display: none;
  margin-top: 16px;
  padding: 13px;
  border: 1px solid var(--ugtld-line);
  border-radius: 7px;
  background: #f8fafb;
  color: var(--ugtld-ink);
  font-size: 12px;
  line-height: 1.5;
}

.ugtld-job-result.visible {
  display: block;
}

.ugtld-job-result.error {
  border-color: #e8b8b8;
  background: #fff5f5;
}

.ugtld-artifact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.ugtld-artifact-links a {
  color: var(--ugtld-teal);
  font-weight: 700;
}

@media (max-width: 1280px) {
  .ugtld-home-nav {
    align-items: center;
    flex-wrap: wrap;
    gap: 2px 16px;
    padding-block: 10px;
  }
  .ugtld-home-brand {
    flex-basis: 100%;
  }
  .ugtld-home-navlinks {
    justify-content: flex-start;
    max-height: none;
    overflow: visible;
  }
  .ugtld-capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ugtld-stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .ugtld-stat-grid > div {
    border-bottom: 1px solid var(--ugtld-line);
  }
  .ugtld-workflow ol {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 24px;
  }
}

@media (max-width: 900px) {
  .ugtld-home-nav {
    position: static;
  }
  .ugtld-home-navlinks {
    display: none;
  }
  .ugtld-hero {
    grid-template-columns: 1fr;
  }
  .ugtld-hero-symbol {
    display: none;
  }
  .ugtld-section-heading {
    display: block;
  }
  .ugtld-section-heading > p {
    margin-top: 14px;
  }
  .ugtld-stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ugtld-home-split {
    grid-template-columns: 1fr;
  }
  .ugtld-workflow ol {
    grid-template-columns: repeat(2, 1fr);
  }
  .ugtld-footer {
    grid-template-columns: 1fr;
  }
  .ugtld-model-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .ugtld-hero,
  .ugtld-home-section,
  .ugtld-workflow,
  .ugtld-home-split {
    padding-inline: 19px;
  }
  .ugtld-capability-grid,
  .ugtld-quick-grid,
  .ugtld-workflow ol {
    grid-template-columns: 1fr;
  }
  .ugtld-hero-actions {
    align-items: stretch;
    flex-direction: column;
  }
  .ugtld-btn {
    justify-content: center;
  }
  .ugtld-footer {
    padding-inline: 19px;
  }
  .ugtld-footer dl {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* RC3-UX-D3 — scientific showcase and publication-compatible workflow language. */
.ugtld-hero {
  min-height: 600px;
  grid-template-columns: minmax(0, 1.05fr) minmax(470px, .95fr);
  background:
    radial-gradient(circle at 83% 48%, rgba(47, 127, 120, .09), transparent 27%),
    linear-gradient(90deg, rgba(11, 35, 65, .028) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(rgba(11, 35, 65, .028) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(125deg, #f7fafb 0%, #fff 66%);
}

.ugtld-hero h1 {
  max-width: 760px;
  font-size: clamp(50px, 5vw, 78px);
}

.ugtld-hero-en {
  max-width: 760px;
  color: var(--ugtld-navy);
  font-size: clamp(25px, 2.35vw, 38px);
  line-height: 1.16;
  letter-spacing: -.025em;
}

.ugtld-hero-detail {
  max-width: 750px;
  margin: 22px 0 0;
  color: var(--ugtld-muted);
  font-size: 15px;
  line-height: 1.7;
}

.ugtld-hero-continue {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  max-width: 660px;
  margin-top: 28px;
  padding: 15px 16px;
  border: 1px solid #cddce2;
  border-left: 4px solid var(--ugtld-teal);
  border-radius: 8px;
  background: rgba(255, 255, 255, .88);
}

.ugtld-hero-continue[hidden] { display: none; }
.ugtld-hero-continue div,
.ugtld-hero-continue strong,
.ugtld-hero-continue span { display: block; min-width: 0; }
.ugtld-hero-continue small { color: var(--ugtld-teal); font: 700 9px/1.2 monospace; letter-spacing: .12em; }
.ugtld-hero-continue strong { margin-top: 5px; color: var(--ugtld-navy); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ugtld-hero-continue span { margin-top: 4px; color: var(--ugtld-muted); font-size: 11px; }
.ugtld-hero-continue button { flex: 0 0 auto; border: 0; background: transparent; color: var(--ugtld-teal); font-weight: 750; cursor: pointer; }

.ugtld-hero-concept {
  position: relative;
  align-self: stretch;
  min-height: 440px;
  max-width: 610px;
  width: 100%;
  justify-self: center;
  border: 1px solid #d3e0e5;
  border-radius: 20px;
  background: rgba(255, 255, 255, .84);
  box-shadow: 0 30px 80px rgba(25, 55, 72, .1);
  overflow: hidden;
}

.ugtld-hero-concept::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 49.8%, rgba(23, 58, 94, .055) 50%, transparent 50.2%);
}

.ugtld-concept-question,
.ugtld-concept-result {
  position: absolute;
  left: 8%;
  right: 8%;
  padding: 17px 20px;
  border: 1px solid #d9e3e8;
  border-radius: 10px;
  background: #fff;
  text-align: center;
}

.ugtld-concept-question { top: 8%; }
.ugtld-concept-result { bottom: 7%; border-color: #aacbc5; background: #edf7f4; }
.ugtld-concept-question span,
.ugtld-concept-result small { display: block; color: #718392; font: 700 9px/1.2 monospace; letter-spacing: .13em; }
.ugtld-concept-question strong,
.ugtld-concept-result strong { display: block; margin-top: 6px; color: var(--ugtld-navy); font-size: 14px; }
.ugtld-concept-result span { display: block; margin-top: 6px; color: var(--ugtld-teal); font-size: 11px; font-weight: 700; }

.ugtld-concept-candidate {
  position: absolute;
  top: 36%;
  left: 50%;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  transform: translate(-50%, -50%);
  padding: 13px 17px 13px 12px;
  border: 1px solid #cbd8de;
  border-radius: 40px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(34, 63, 79, .1);
  white-space: nowrap;
}

.ugtld-concept-protein {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--ugtld-navy);
  color: #fff;
  font: 750 15px/1 monospace;
}
.ugtld-concept-candidate small,
.ugtld-concept-candidate strong { display: block; }
.ugtld-concept-candidate small { color: #80909d; font: 700 8px/1.2 monospace; letter-spacing: .1em; }
.ugtld-concept-candidate strong { margin-top: 4px; color: var(--ugtld-ink); font-size: 12px; }

.ugtld-concept-channels {
  position: absolute;
  left: 11%;
  right: 11%;
  top: 53%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}
.ugtld-concept-channels i {
  height: 70px;
  border-top: 5px solid;
  border-radius: 5px;
  background: linear-gradient(180deg, rgba(47, 127, 120, .08), transparent);
}
.ugtld-concept-channels i::after {
  display: block;
  margin-top: 16px;
  color: #526576;
  font: 700 8px/1.25 monospace;
  text-align: center;
  text-transform: uppercase;
}
.ugtld-concept-channels .evolution { border-color: #2f7f78; }
.ugtld-concept-channels .evolution::after { content: "Evolution"; }
.ugtld-concept-channels .structural { border-color: #c77a3a; }
.ugtld-concept-channels .structural::after { content: "Structural"; }
.ugtld-concept-channels .biological { border-color: #5b8964; }
.ugtld-concept-channels .biological::after { content: "Biological"; }
.ugtld-concept-channels .geometry { border-color: #82658a; }
.ugtld-concept-channels .geometry::after { content: "Geometry"; }
.ugtld-concept-channels .deep { border-color: #5668a6; }
.ugtld-concept-channels .deep::after { content: "Deep"; }

.ugtld-problem-section { background: #fff; }
.ugtld-problem-grid,
.ugtld-trace-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ugtld-line);
  border-bottom: 1px solid var(--ugtld-line);
}
.ugtld-problem-grid article,
.ugtld-trace-grid article {
  min-height: 170px;
  padding: 27px 30px;
  border-right: 1px solid var(--ugtld-line);
}
.ugtld-problem-grid article:last-child,
.ugtld-trace-grid article:last-child { border-right: 0; }
.ugtld-problem-grid article > span,
.ugtld-trace-grid article > span { color: var(--ugtld-teal); font: 700 10px/1 monospace; }
.ugtld-problem-grid h3,
.ugtld-trace-grid h3 { margin: 28px 0 9px; color: var(--ugtld-navy); font-size: 18px; }
.ugtld-problem-grid p,
.ugtld-trace-grid p { margin: 0; color: var(--ugtld-muted); font-size: 13px; line-height: 1.62; }

.ugtld-workflow {
  padding-block: 76px;
  background: #0d2945;
}
.ugtld-workflow .ugtld-section-heading p { color: #afc0cd; }
.ugtld-science-flow {
  display: grid;
  grid-template-columns: minmax(120px, .8fr) 22px minmax(120px, .8fr) 22px minmax(270px, 1.7fr) 22px minmax(135px, .9fr) 22px minmax(135px, .9fr) 22px minmax(135px, .9fr);
  align-items: stretch;
  gap: 8px;
}
.ugtld-flow-node,
.ugtld-flow-engine {
  min-height: 170px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 9px;
  background: rgba(255, 255, 255, .055);
}
.ugtld-flow-node { display: flex; flex-direction: column; }
.ugtld-flow-node small,
.ugtld-engine-title small { color: #66c7b7; font: 700 9px/1 monospace; }
.ugtld-flow-node strong,
.ugtld-engine-title strong { display: block; margin-top: 28px; color: #fff; font-size: 14px; line-height: 1.35; }
.ugtld-flow-node span { display: block; margin-top: auto; color: #a9bdca; font-size: 11px; line-height: 1.45; }
.ugtld-flow-node.priority { border-color: rgba(47, 195, 168, .5); }
.ugtld-flow-node.decision { border-color: rgba(255, 255, 255, .34); background: rgba(255, 255, 255, .1); }
.ugtld-flow-node.package { background: #fff; }
.ugtld-flow-node.package strong { color: var(--ugtld-navy); }
.ugtld-flow-node.package span { color: var(--ugtld-muted); }
.ugtld-flow-arrow { align-self: center; color: #59baa9; font-size: 17px; text-align: center; }
.ugtld-engine-title strong { margin-top: 8px; }
.ugtld-engine-axes { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; margin-top: 29px; }
.ugtld-engine-axes span { min-width: 0; padding: 13px 5px; border-top: 3px solid; background: rgba(255, 255, 255, .06); color: #dce7ed; font-size: 9px; text-align: center; }
.ugtld-engine-axes em { display: block; margin-top: 6px; color: #bba9c0; font-size: 7px; font-style: normal; }
.ugtld-engine-axes .evolution { border-color: #2f7f78; }
.ugtld-engine-axes .structural { border-color: #c77a3a; }
.ugtld-engine-axes .biological { border-color: #5b8964; }
.ugtld-engine-axes .geometry { border-color: #a182a9; }
.ugtld-engine-axes .deep { border-color: #7184c6; }

.ugtld-evidence-section { background: #f4f7f8; }
.ugtld-evidence-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.ugtld-evidence-grid article {
  min-height: 260px;
  padding: 22px;
  border: 1px solid var(--ugtld-line);
  border-top: 5px solid;
  border-radius: 9px;
  background: #fff;
}
.ugtld-evidence-grid article > span { font: 700 8px/1.4 monospace; letter-spacing: .08em; }
.ugtld-evidence-grid h3 { margin: 30px 0 12px; color: var(--ugtld-navy); font-size: 17px; }
.ugtld-evidence-grid p { margin: 0; color: var(--ugtld-muted); font-size: 12px; line-height: 1.62; }
.ugtld-evidence-grid article > strong { display: block; margin-top: 18px; color: #3e6f4b; font-size: 10px; }
.ugtld-evidence-grid .evolution { border-top-color: #2f7f78; } .ugtld-evidence-grid .evolution > span { color: #2f7f78; }
.ugtld-evidence-grid .structural { border-top-color: #c77a3a; } .ugtld-evidence-grid .structural > span { color: #a96027; }
.ugtld-evidence-grid .biological { border-top-color: #5b8964; } .ugtld-evidence-grid .biological > span { color: #4e7757; }
.ugtld-evidence-grid .geometry { border-top-color: #82658a; background: #fbf9fc; } .ugtld-evidence-grid .geometry > span { color: #74577c; }
.ugtld-evidence-grid .deep { border-top-color: #5668a6; } .ugtld-evidence-grid .deep > span { color: #4c5f9a; }

.ugtld-decision-section {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(330px, .8fr);
  gap: clamp(40px, 7vw, 110px);
  align-items: center;
  background: #fff;
}
.ugtld-decision-copy h2,
.ugtld-start-section h2 { margin: 9px 0 16px; color: var(--ugtld-navy); font: 720 clamp(28px, 3vw, 43px)/1.15 var(--font-sans, Arial, sans-serif); letter-spacing: -.03em; }
.ugtld-decision-copy > p,
.ugtld-start-section > div > p { max-width: 760px; color: var(--ugtld-muted); line-height: 1.7; }
.ugtld-decision-equation { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.ugtld-decision-equation span { padding: 9px 12px; border: 1px solid #cdd9df; border-radius: 6px; color: var(--ugtld-ink); font-size: 11px; font-weight: 700; }
.ugtld-decision-equation b { color: var(--ugtld-teal); }
.ugtld-decision-section aside { padding: 34px; border-left: 5px solid var(--ugtld-teal); background: #eef6f4; }
.ugtld-decision-section aside small { color: var(--ugtld-teal); font: 700 9px/1 monospace; letter-spacing: .12em; }
.ugtld-decision-section aside strong { display: block; margin-top: 20px; color: var(--ugtld-navy); font-size: 22px; }
.ugtld-decision-section aside p { color: var(--ugtld-muted); font-size: 13px; line-height: 1.6; }

.ugtld-traceability-section { background: #f7f9fa; }
.ugtld-trace-grid { grid-template-columns: repeat(4, 1fr); background: #fff; }

.ugtld-preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.ugtld-preview-grid button { appearance: none; padding: 0 0 20px; border: 1px solid var(--ugtld-line); border-radius: 10px; background: #fff; color: inherit; text-align: left; overflow: hidden; cursor: pointer; box-shadow: 0 10px 25px rgba(30, 58, 72, .045); }
.ugtld-preview-grid button:hover { transform: translateY(-2px); border-color: #9bbcb7; box-shadow: 0 15px 32px rgba(30, 58, 72, .09); }
.ugtld-preview-grid b,
.ugtld-preview-grid small { display: block; margin-inline: 18px; }
.ugtld-preview-grid b { margin-top: 17px; color: var(--ugtld-navy); font-size: 14px; }
.ugtld-preview-grid small { margin-top: 7px; color: var(--ugtld-muted); line-height: 1.45; }
.ugtld-preview-ui { display: grid; grid-template-columns: repeat(5, 1fr); align-items: end; gap: 6px; height: 145px; padding: 24px 20px 18px; border-bottom: 1px solid var(--ugtld-line); background: #f5f8f9; }
.ugtld-preview-ui i { display: block; min-height: 28px; border-radius: 3px 3px 0 0; background: #cad8de; }
.ugtld-preview-ui i:nth-child(1) { height: 45%; background: #2f7f78; }
.ugtld-preview-ui i:nth-child(2) { height: 73%; background: #c77a3a; }
.ugtld-preview-ui i:nth-child(3) { height: 55%; background: #82658a; }
.ugtld-preview-ui i:nth-child(4) { height: 34%; background: #5b8964; }
.ugtld-preview-ui i:nth-child(5) { height: 86%; background: #5668a6; }
.ugtld-preview-ui.results { align-items: center; grid-template-columns: 18px 1fr; grid-auto-rows: 13px; }
.ugtld-preview-ui.results i { width: 100%; height: 8px; min-height: 8px; border-radius: 4px; background: #cbd7dc; }
.ugtld-preview-ui.results i:nth-child(odd) { width: 15px; height: 15px; background: var(--ugtld-navy); }
.ugtld-preview-ui.comparison { align-items: stretch; grid-template-columns: 1.25fr repeat(4, 1fr); }
.ugtld-preview-ui.comparison i { height: auto; background: repeating-linear-gradient(180deg, #d5e0e4 0 7px, transparent 7px 19px); }
.ugtld-preview-ui.comparison i:first-child { background: repeating-linear-gradient(180deg, #91a5af 0 7px, transparent 7px 19px); }
.ugtld-preview-ui.package { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; align-items: stretch; }
.ugtld-preview-ui.package i { height: auto; background: #fff; border: 1px solid #cedae0; }
.ugtld-preview-ui.package i:first-child { grid-row: 1 / 3; background: #e8f1ef; border-left: 4px solid #2f7f78; }

.ugtld-outputs-section { background: #0d2945; color: #fff; }
.ugtld-outputs-section .ugtld-section-heading h2 { color: #fff; }
.ugtld-outputs-section .ugtld-section-heading > p { color: #b8c8d3; }
.ugtld-output-list { display: flex; flex-wrap: wrap; gap: 8px; }
.ugtld-output-list span { padding: 10px 13px; border: 1px solid rgba(255, 255, 255, .19); border-radius: 5px; color: #dbe6ec; font-size: 11px; }
.ugtld-live-strip { margin-top: 35px; padding-top: 25px; border-top: 1px solid rgba(255, 255, 255, .17); }
.ugtld-live-strip-head { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 13px; color: #78cdbd; font: 700 9px/1.2 monospace; letter-spacing: .13em; }
.ugtld-live-strip .ugtld-data-state { color: #aebfca; letter-spacing: 0; }
.ugtld-live-strip .ugtld-stat-grid { border-color: rgba(255, 255, 255, .15); background: rgba(255, 255, 255, .05); }
.ugtld-live-strip .ugtld-stat-grid > div { border-color: rgba(255, 255, 255, .13); }
.ugtld-live-strip .ugtld-stat-grid strong { color: #fff; }
.ugtld-live-strip .ugtld-stat-grid span { color: #afc0cb; }

.ugtld-start-section {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(380px, .85fr);
  gap: 50px;
  align-items: start;
  background: #f5f8f9;
}
.ugtld-start-section .ugtld-home-panel { padding: 24px; background: #fff; }

@media (max-width: 1500px) {
  .ugtld-science-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }
  .ugtld-flow-arrow { display: none; }
  .ugtld-flow-engine { grid-column: span 1; }
  .ugtld-evidence-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1400px) {
  .ugtld-hero {
    min-height: 650px;
    grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr);
    gap: 34px;
    padding: 40px 50px 48px;
  }
  .ugtld-hero h1 {
    margin-block: 12px 10px;
    font-size: clamp(42px, 4.2vw, 58px);
    line-height: .98;
  }
  .ugtld-hero-en { font-size: clamp(22px, 2.15vw, 29px); }
  .ugtld-hero-detail { margin-top: 15px; font-size: 13px; line-height: 1.55; }
  .ugtld-hero-actions { margin-top: 22px; }
  .ugtld-hero-continue { margin-top: 18px; padding-block: 12px; }
  .ugtld-hero-concept { min-height: 500px; }
}

@media (max-width: 1180px) {
  .ugtld-hero { grid-template-columns: minmax(0, 1fr) minmax(390px, .8fr); }
  .ugtld-preview-grid { grid-template-columns: repeat(2, 1fr); }
  .ugtld-trace-grid { grid-template-columns: repeat(2, 1fr); }
  .ugtld-trace-grid article:nth-child(2) { border-right: 0; }
  .ugtld-trace-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--ugtld-line); }
}

@media (max-width: 900px) {
  .ugtld-hero { min-height: auto; grid-template-columns: 1fr; }
  .ugtld-hero-concept { min-height: 420px; }
  .ugtld-problem-grid,
  .ugtld-evidence-grid,
  .ugtld-decision-section,
  .ugtld-start-section { grid-template-columns: 1fr; }
  .ugtld-problem-grid article { border-right: 0; border-bottom: 1px solid var(--ugtld-line); }
  .ugtld-problem-grid article:last-child { border-bottom: 0; }
  .ugtld-science-flow { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .ugtld-hero-concept { display: block; min-height: 420px; }
  .ugtld-science-flow,
  .ugtld-evidence-grid,
  .ugtld-preview-grid,
  .ugtld-trace-grid { grid-template-columns: 1fr; }
  .ugtld-trace-grid article { border-right: 0; border-bottom: 1px solid var(--ugtld-line); }
  .ugtld-hero-continue { align-items: flex-start; flex-direction: column; }
}