@font-face {
  font-family: "Space Grotesk";
  src: url("../assets/fonts/space-grotesk-variable.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
}

@font-face {
  font-family: "Fraunces";
  src: url("../assets/fonts/fraunces-variable.woff2") format("woff2");
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
}

:root {
  --bg: #06120f;
  --bg-deep: #040c0a;
  --bg-soft: #0a1b17;
  --panel: rgba(13, 31, 26, 0.86);
  --panel-strong: rgba(17, 39, 33, 0.96);
  --panel-muted: rgba(21, 43, 37, 0.58);
  --line: rgba(184, 229, 199, 0.14);
  --line-strong: rgba(184, 229, 199, 0.26);
  --text: #f0f8f2;
  --muted: #a9c0b0;
  --muted-2: #789187;
  --green: #43d494;
  --green-soft: #8ce8bd;
  --blue: #68a9ff;
  --gold: #ffc057;
  --orange: #ef8a4c;
  --red: #f26565;
  --purple: #b58cff;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 17px;
  --page: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: "Space Grotesk", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 10% 5%, rgba(45, 139, 95, 0.23), transparent 30%),
    radial-gradient(circle at 88% 8%, rgba(67, 97, 173, 0.21), transparent 26%),
    radial-gradient(circle at 50% 80%, rgba(240, 145, 69, 0.08), transparent 34%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  overflow-x: clip;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
}

::selection {
  color: #032016;
  background: var(--green-soft);
}

img,
canvas {
  display: block;
  max-width: 100%;
}

button,
select,
input {
  font: inherit;
}

button,
select,
input[type="range"],
input[type="checkbox"] {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
select:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(255, 192, 87, 0.9);
  outline-offset: 3px;
}

.angle-list-wrap code:focus-visible {
  outline: 2px solid rgba(255, 192, 87, 0.9);
  outline-offset: 2px;
}

.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;
}

.skip-link {
  position: fixed;
  top: -64px;
  left: 18px;
  z-index: 1000;
  padding: 12px 17px;
  border-radius: 999px;
  color: #071613;
  background: var(--text);
  font-weight: 700;
  transition: top 160ms ease;
}

.skip-link:focus {
  top: 18px;
}

.section-shell,
.header-inner,
.site-footer {
  width: min(var(--page), calc(100% - 32px));
  margin-inline: auto;
}

.section-shell {
  padding-block: 88px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-block: 16px 8px;
  pointer-events: none;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 66px;
  padding: 10px 12px 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 16, 13, 0.8);
  backdrop-filter: blur(22px) saturate(1.3);
  box-shadow: 0 12px 44px rgba(0, 0, 0, 0.24);
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}

.brand img {
  border-radius: 11px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.3);
}

.brand > span {
  display: grid;
  line-height: 1.05;
}

.brand strong {
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}

.brand small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-left: auto;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-nav a,
.site-footer a {
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--text);
}

.header-action {
  padding: 12px 17px;
  border-radius: 999px;
  color: #052017;
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(67, 212, 148, 0.15);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(360px, 0.75fr);
  align-items: center;
  gap: 72px;
  min-height: calc(100svh - 98px);
  padding-top: 56px;
  padding-bottom: 72px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  color: var(--green-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 6px rgba(67, 212, 148, 0.12), 0 0 24px var(--green);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: "Fraunces", ui-serif, Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(3.25rem, 6vw, 6.25rem);
  line-height: 0.96;
}

h2 {
  max-width: 900px;
  margin-bottom: 0;
  font-size: clamp(2.4rem, 4.1vw, 4.25rem);
  line-height: 1.02;
}

h3 {
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.hero-lede {
  max-width: 780px;
  margin-bottom: 30px;
  color: #c6d7cb;
  font-size: clamp(1.06rem, 1.6vw, 1.24rem);
  line-height: 1.62;
}

.hero-lede strong {
  color: var(--text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

.button-primary {
  color: #052017;
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  box-shadow: 0 18px 38px rgba(67, 212, 148, 0.15);
}

.button-secondary {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
}

.button-secondary:hover {
  border-color: rgba(184, 229, 199, 0.42);
  background: rgba(255, 255, 255, 0.06);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.hero-tags span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.024);
  font-size: 0.78rem;
}

.hero-signal {
  position: relative;
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(145deg, rgba(19, 52, 42, 0.94), rgba(7, 23, 19, 0.96)),
    var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-signal::before {
  position: absolute;
  top: -120px;
  right: -120px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(67, 212, 148, 0.22), transparent 68%);
}

.signal-label {
  position: relative;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.signal-meter {
  position: relative;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.signal-meter-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 13px;
}

.signal-meter-head span {
  color: #ccdbd0;
  font-size: 0.9rem;
}

.signal-meter-head strong {
  font-size: 1.6rem;
  letter-spacing: -0.04em;
}

.meter-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}

.meter-track span {
  display: block;
  width: var(--value);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--green-soft));
  box-shadow: 0 0 18px rgba(67, 212, 148, 0.65);
}

.signal-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding-block: 22px;
}

.signal-pair article {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.signal-pair span,
.signal-pair p {
  color: var(--muted);
  font-size: 0.76rem;
}

.signal-pair strong {
  display: block;
  margin-block: 8px 5px;
  font-size: clamp(1.35rem, 3vw, 2rem);
  letter-spacing: -0.045em;
}

.signal-pair strong small {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 500;
}

.signal-pair p {
  margin-bottom: 0;
}

.signal-note {
  position: relative;
  margin-bottom: 0;
  color: #bdd0c3;
  font-size: 0.88rem;
  line-height: 1.55;
}

.headline-results {
  padding-top: 54px;
}

.section-heading {
  margin-bottom: 38px;
}

.compact-heading {
  max-width: 820px;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.45fr);
  align-items: end;
  gap: 48px;
}

.split-heading > p {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card {
  position: relative;
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.metric-card::after {
  position: absolute;
  right: -45px;
  bottom: -65px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, var(--metric-glow), transparent 68%);
}

.metric-green { --metric-glow: rgba(67, 212, 148, 0.24); }
.metric-blue { --metric-glow: rgba(104, 169, 255, 0.25); }
.metric-gold { --metric-glow: rgba(255, 192, 87, 0.22); }
.metric-purple { --metric-glow: rgba(181, 140, 255, 0.22); }

.metric-kicker {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.metric-card > strong {
  display: block;
  margin-block: 22px 13px;
  font-size: clamp(2.2rem, 4vw, 3.35rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.metric-card > strong small {
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0;
}

.metric-card > .metric-triplet {
  font-size: clamp(1.7rem, 2.5vw, 2.45rem);
}

.metric-card p {
  max-width: 240px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.5;
}

.caution-band {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 20px;
  margin-top: 16px;
  padding: 17px 20px;
  border: 1px solid rgba(255, 192, 87, 0.25);
  border-radius: var(--radius-md);
  color: #e0d5b9;
  background: rgba(255, 192, 87, 0.055);
  font-size: 0.88rem;
  line-height: 1.5;
}

.caution-band strong {
  color: var(--gold);
}

.viewer-section {
  padding-top: 104px;
}

.viewer-shell {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  background: rgba(6, 18, 15, 0.86);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.viewer-toolbar {
  display: grid;
  grid-template-columns: 1.05fr 1.05fr repeat(3, minmax(130px, 0.8fr));
  gap: 14px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.viewer-toolbar label {
  min-width: 0;
}

.viewer-toolbar label > span {
  display: flex;
  justify-content: space-between;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.73rem;
}

.viewer-toolbar output {
  color: var(--text);
}

.viewer-toolbar select,
.subset-heading select {
  width: 100%;
  min-height: 40px;
  padding: 0 34px 0 11px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--text);
  background: #10251f;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--green);
}

.toggle-row {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.toggle-row label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #cfddd3;
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.78rem;
}

.toggle-row input {
  margin: 0;
  accent-color: var(--green);
}

.view-buttons {
  display: flex;
  gap: 7px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--line);
}

.view-buttons button {
  min-width: 64px;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: 9px;
  color: var(--muted);
  background: transparent;
}

.view-buttons button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.view-buttons button.is-active {
  color: #052017;
  background: var(--green-soft);
}

.viewer-stage {
  position: relative;
  width: 100%;
  height: clamp(520px, 63vw, 760px);
  background:
    radial-gradient(circle at 50% 44%, rgba(28, 71, 57, 0.36), transparent 38%),
    linear-gradient(180deg, rgba(8, 28, 22, 0.4), rgba(4, 12, 10, 0.8));
  overflow: hidden;
  touch-action: pan-y;
}

.viewer-stage canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
}

.viewer-stage canvas:active {
  cursor: grabbing;
}

.viewer-loading {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 7px;
  color: var(--muted);
  background: rgba(4, 14, 11, 0.9);
  transition: opacity 300ms ease;
}

.viewer-loading.is-done {
  opacity: 0;
  pointer-events: none;
}

.viewer-loading strong {
  color: var(--text);
}

.viewer-loading small {
  font-size: 0.76rem;
}

.loading-orbit {
  width: 50px;
  height: 50px;
  margin-bottom: 9px;
  border: 2px solid rgba(67, 212, 148, 0.18);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: loading-spin 900ms linear infinite;
}

@keyframes loading-spin { to { transform: rotate(360deg); } }

.viewer-fallback {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.viewer-loading[hidden],
.viewer-fallback[hidden] {
  display: none;
}

.viewer-axis {
  position: absolute;
  top: 14px;
  right: 14px;
  display: flex;
  gap: 5px;
  pointer-events: none;
}

.viewer-axis span {
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--muted);
  background: rgba(4, 14, 11, 0.72);
  font-size: 0.7rem;
  font-weight: 700;
}

.viewer-axis span:nth-child(1) { color: var(--red); }
.viewer-axis span:nth-child(2) { color: var(--green-soft); }
.viewer-axis span:nth-child(3) { color: var(--blue); }

.viewer-legend {
  position: absolute;
  left: 16px;
  bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: calc(100% - 32px);
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  color: #d7e4da;
  background: rgba(4, 14, 11, 0.78);
  backdrop-filter: blur(12px);
  font-size: 0.74rem;
  pointer-events: none;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--swatch);
}

.viewer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.viewer-footer p {
  margin-bottom: 0;
}

.viewer-footer span {
  flex: 0 0 auto;
}

.viewer-scope-note {
  margin: 0;
  padding: 11px 18px 14px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 0.7rem;
  line-height: 1.45;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.direction-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.direction-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.direction-title b {
  color: var(--text);
}

.direction-card h3 {
  max-width: 530px;
  margin-bottom: 28px;
  font-size: 1.35rem;
  line-height: 1.35;
}

.direction-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
  margin-bottom: 24px;
}

.direction-values div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.024);
}

.direction-values span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.71rem;
}

.direction-values strong {
  font-size: 1.08rem;
}

.direction-card > p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.direction-scan { border-top-color: rgba(255, 192, 87, 0.48); }
.direction-cad { border-top-color: rgba(67, 212, 148, 0.52); }

.table-card {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.table-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}

.table-heading h3 {
  margin: 0;
}

.table-heading span,
.table-note {
  color: var(--muted);
  font-size: 0.76rem;
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
}

th,
td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  text-align: left;
}

thead th {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.018);
  font-size: 0.69rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

tbody th {
  color: #dbe7dd;
  font-weight: 600;
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

.table-note {
  margin: 0;
  padding: 14px 20px;
  border-top: 1px solid var(--line);
}

.dimension-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 16px;
}

.dimension-card,
.component-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.dimension-card {
  padding: 8px 24px;
}

.dimension-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto minmax(120px, 0.65fr);
  align-items: center;
  gap: 20px;
  padding-block: 22px;
  border-bottom: 1px solid var(--line);
}

.dimension-row:last-child {
  border-bottom: 0;
}

.dimension-row > div:first-child {
  display: grid;
  gap: 3px;
}

.dimension-row span,
.dimension-row small {
  color: var(--muted);
  font-size: 0.75rem;
}

.dimension-row strong {
  font-size: 1.16rem;
}

.bias {
  text-align: right;
  font-size: 0.88rem;
  font-weight: 700;
}

.bias span {
  display: block;
  margin-top: 3px;
}

.bias.positive { color: var(--gold); }
.bias.negative { color: var(--blue); }

.bias-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.bias-track span {
  display: block;
  width: var(--bias);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(255, 192, 87, 0.28), var(--gold));
}

.bias-track-negative span {
  background: linear-gradient(90deg, rgba(104, 169, 255, 0.28), var(--blue));
}

.component-card {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-content: center;
  gap: 12px;
  padding: 26px;
}

.component-ring {
  position: relative;
  display: grid;
  place-content: center;
  aspect-ratio: 1;
  border-radius: 50%;
  text-align: center;
  background:
    radial-gradient(circle at center, #0d211b 58%, transparent 60%),
    conic-gradient(var(--green) var(--fraction), rgba(255,255,255,0.06) 0);
}

.component-ring-partial {
  background:
    radial-gradient(circle at center, #0d211b 58%, transparent 60%),
    conic-gradient(var(--gold) var(--fraction), rgba(255,255,255,0.06) 0);
}

.component-ring strong {
  font-size: clamp(1.25rem, 2.5vw, 1.9rem);
  letter-spacing: -0.05em;
}

.component-ring span {
  max-width: 72px;
  color: var(--muted);
  font-size: 0.67rem;
  line-height: 1.25;
}

.component-card > p {
  grid-column: 1 / -1;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.advanced-card {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.advanced-card summary,
.methods-grid summary {
  cursor: pointer;
  list-style: none;
}

.advanced-card summary::-webkit-details-marker,
.methods-grid summary::-webkit-details-marker {
  display: none;
}

.advanced-card summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 21px 24px;
  font-weight: 700;
}

.advanced-card summary::after,
.methods-grid summary::after {
  content: "+";
  color: var(--green-soft);
  font-size: 1.25rem;
}

.advanced-card[open] summary::after,
.methods-grid details[open] summary::after {
  content: "−";
}

.advanced-card summary small {
  margin-left: auto;
  color: var(--muted);
  font-weight: 400;
}

.advanced-content {
  border-top: 1px solid var(--line);
}

.advanced-content > p {
  margin: 0;
  padding: 18px 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

.angle-summary {
  display: grid;
  grid-template-columns: 1fr auto 1fr 1.2fr;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 16px;
}

.angle-summary article,
.angle-saving {
  display: grid;
  align-content: center;
  min-height: 145px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.angle-summary span,
.angle-summary small {
  color: var(--muted);
  font-size: 0.74rem;
}

.angle-summary strong {
  margin-block: 9px 4px;
  font-size: 2.35rem;
  line-height: 1;
  letter-spacing: -0.06em;
}

.angle-versus {
  display: grid;
  place-items: center;
  color: var(--muted-2);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.angle-saving {
  border-color: rgba(67, 212, 148, 0.3);
  background: linear-gradient(145deg, rgba(34, 92, 69, 0.42), var(--panel));
}

.angle-lab {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(340px, 0.75fr);
  gap: 16px;
}

.chart-panel,
.subset-panel {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 14px;
}

.panel-heading > div:first-child {
  display: grid;
  gap: 4px;
}

.panel-heading span {
  color: var(--muted);
  font-size: 0.71rem;
}

.panel-heading strong {
  font-size: 0.98rem;
}

.chart-legend {
  display: flex;
  gap: 10px;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.chart-legend span::before {
  width: 17px;
  height: 3px;
  border-radius: 999px;
  content: "";
  background: var(--green);
}

.chart-legend .legend-range::before {
  height: 8px;
  background: rgba(104, 169, 255, 0.25);
}

#angleChart {
  width: 100%;
  height: 360px;
}

.chart-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.73rem;
  line-height: 1.45;
}

.subset-heading label {
  min-width: 150px;
}

#angleOrbit {
  width: 100%;
  height: 270px;
}

.subset-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 4px;
}

.subset-stats div {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.025);
}

.subset-stats span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.67rem;
}

.subset-stats strong {
  font-size: 1rem;
}

.angle-list-wrap {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  margin-top: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(0, 0, 0, 0.15);
}

.angle-list-wrap > span {
  color: var(--muted);
  font-size: 0.67rem;
}

.angle-list-wrap code {
  max-height: 58px;
  color: #d4e3d8;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  line-height: 1.45;
  overflow: auto;
}

.angle-list-wrap button {
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.72rem;
}

.angle-decision {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.angle-decision > div {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(67, 212, 148, 0.26);
  border-radius: var(--radius-md);
  background: rgba(67, 212, 148, 0.055);
}

.angle-decision > div:last-child {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.decision-number {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #052017;
  background: var(--green-soft);
  font-size: 1.25rem;
  font-weight: 700;
}

.decision-number-muted {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.angle-decision p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.angle-decision strong {
  color: var(--text);
}

.angle-evidence {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.angle-evidence figure {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.angle-evidence a {
  display: block;
  border-radius: calc(var(--radius-lg) - 8px);
  background: rgba(0, 0, 0, 0.24);
  overflow: hidden;
}

.angle-evidence img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  transition: transform 180ms ease;
}

.angle-evidence a:hover img {
  transform: scale(1.015);
}

.angle-evidence figcaption {
  display: grid;
  gap: 4px;
  padding: 12px 7px 5px;
}

.angle-evidence figcaption strong {
  font-size: 0.88rem;
}

.angle-evidence figcaption span {
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.45;
}

.comparison-section {
  padding-top: 104px;
}

.comparison-caution {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 20px;
  padding: 17px 20px;
  border: 1px solid rgba(255, 192, 87, 0.25);
  border-radius: var(--radius-md);
  background: rgba(255, 192, 87, 0.055);
}

.comparison-caution strong {
  color: var(--gold);
  font-size: 0.84rem;
}

.comparison-caution p {
  margin: 0;
  color: #d7cfba;
  font-size: 0.82rem;
  line-height: 1.55;
}

.comparison-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}

.comparison-highlights article {
  min-height: 154px;
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(20, 46, 37, 0.72), rgba(7, 22, 18, 0.82));
}

.comparison-highlights span,
.comparison-run-kicker,
.comparison-explainers span {
  display: block;
  margin-bottom: 9px;
  color: var(--green-soft);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.comparison-highlights strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.comparison-highlights p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.48;
}

.comparison-explorer {
  margin-bottom: 20px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  background: rgba(6, 18, 15, 0.9);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.comparison-device-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  padding: 11px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}

.comparison-device-tabs button,
.comparison-view-tabs button {
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--muted);
  background: transparent;
  font-weight: 650;
}

.comparison-device-tabs button:hover,
.comparison-view-tabs button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.comparison-device-tabs button.is-active,
.comparison-view-tabs button.is-active {
  border-color: rgba(67, 212, 148, 0.34);
  color: #052017;
  background: var(--green-soft);
}

.comparison-explorer-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(300px, 0.75fr);
  min-height: 600px;
}

.comparison-visual {
  position: relative;
  display: flex;
  min-width: 0;
  margin: 0;
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: #0b1011;
}

.comparison-view-tabs {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 18, 15, 0.92);
}

.comparison-view-tabs button {
  min-width: 72px;
  min-height: 36px;
}

.comparison-visual a {
  display: grid;
  flex: 1;
  min-height: 0;
  place-items: center;
  overflow: hidden;
}

.comparison-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 480px;
  max-height: 680px;
  object-fit: contain;
  transition: opacity 140ms ease, transform 180ms ease;
}

.comparison-visual a:hover img {
  transform: scale(1.01);
}

.comparison-visual figcaption {
  padding: 11px 15px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: rgba(6, 18, 15, 0.92);
  font-size: 0.73rem;
}

.comparison-run-card {
  display: flex;
  min-width: 0;
  padding: 28px;
  flex-direction: column;
  background:
    radial-gradient(circle at 90% 0%, rgba(67, 212, 148, 0.09), transparent 32%),
    rgba(10, 27, 22, 0.88);
}

.comparison-run-card h3 {
  margin-bottom: 9px;
  font-size: 1.65rem;
}

.comparison-run-card > p:not(.comparison-run-kicker) {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.comparison-run-card dl {
  display: grid;
  gap: 0;
  margin: 0 0 24px;
}

.comparison-run-card dl div {
  display: grid;
  grid-template-columns: minmax(100px, 0.9fr) minmax(0, 1.15fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.comparison-run-card dt {
  color: var(--muted-2);
  font-size: 0.69rem;
}

.comparison-run-card dd {
  margin: 0;
  color: #e4eee6;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.45;
}

.comparison-open-3d {
  width: 100%;
  margin-top: auto;
}

.comparison-matrix-card {
  margin-top: 20px;
}

.comparison-matrix {
  min-width: 940px;
}

.comparison-matrix thead th:first-child,
.comparison-matrix tbody th:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: #0d211b;
  box-shadow: 1px 0 0 var(--line);
}

.comparison-matrix .matrix-group th {
  position: static;
  padding-block: 10px;
  color: var(--green-soft);
  background: rgba(67, 212, 148, 0.055);
  box-shadow: none;
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.comparison-matrix .matrix-best {
  color: var(--green-soft);
  background: rgba(67, 212, 148, 0.055);
  font-weight: 750;
}

.comparison-explainers {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.comparison-explainers article {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.comparison-explainers h3 {
  margin-bottom: 8px;
  font-size: 0.98rem;
  line-height: 1.35;
}

.comparison-explainers p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.52;
}

.comparison-provenance-note {
  margin: 12px 0 0;
  padding: 15px 18px;
  border-left: 2px solid rgba(104, 169, 255, 0.6);
  color: var(--muted);
  background: rgba(104, 169, 255, 0.045);
  font-size: 0.75rem;
  line-height: 1.55;
}

.comparison-provenance-note strong {
  color: #caddf8;
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.methods-grid details {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.methods-grid summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  font-weight: 700;
}

.methods-grid details > div {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.57;
}

.methods-grid details > div p:last-child {
  margin-bottom: 0;
}

.downloads-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.42fr) minmax(0, 1fr);
  gap: 54px;
  padding-bottom: 112px;
}

.downloads-intro {
  align-self: start;
  position: sticky;
  top: 110px;
}

.downloads-intro h2 {
  font-size: clamp(2.35rem, 3.8vw, 3.75rem);
}

.downloads-intro > p:last-child {
  margin-top: 20px;
  color: var(--muted);
  line-height: 1.55;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11px;
}

.download-grid a {
  position: relative;
  display: grid;
  align-content: start;
  min-height: 154px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.download-grid a:hover {
  transform: translateY(-2px);
  border-color: rgba(67, 212, 148, 0.4);
  background: var(--panel-strong);
}

.download-grid a > span {
  justify-self: start;
  margin-bottom: 20px;
  padding: 5px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--green-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.64rem;
}

.download-grid strong {
  margin-bottom: 8px;
}

.download-grid small {
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.site-footer {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  padding-block: 36px;
  border-top: 1px solid var(--line);
}

.footer-brand {
  margin-bottom: 14px;
}

.site-footer p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.72rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 20px;
  color: var(--muted);
  font-size: 0.78rem;
}

@media (max-width: 1080px) {
  .site-nav { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 38px; padding-top: 72px; }
  .hero-copy { max-width: 920px; }
  .hero-signal { max-width: 720px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .viewer-toolbar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .comparison-highlights { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .comparison-explainers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .comparison-explorer-layout { grid-template-columns: 1fr; }
  .comparison-visual { border-right: 0; border-bottom: 1px solid var(--line); }
  .angle-lab { grid-template-columns: 1fr; }
  #angleChart { height: 330px; }
}

@media (max-width: 820px) {
  .section-shell { padding-block: 66px; }
  .split-heading { grid-template-columns: 1fr; gap: 16px; }
  .direction-grid,
  .dimension-layout,
  .methods-grid,
  .downloads-section { grid-template-columns: 1fr; }
  .downloads-intro { position: static; }
  .comparison-caution { grid-template-columns: 1fr; gap: 7px; }
  .angle-summary { grid-template-columns: 1fr 1fr; }
  .angle-versus { display: none; }
  .angle-saving { grid-column: 1 / -1; }
  .caution-band { grid-template-columns: 1fr; gap: 6px; }
  .viewer-stage { height: 590px; }
}

@media (max-width: 620px) {
  .section-shell,
  .header-inner,
  .site-footer { width: min(100% - 22px, var(--page)); }
  .site-header { padding-top: 8px; }
  .header-inner { min-height: 58px; padding: 8px 9px 8px 11px; }
  .header-action { padding: 10px 13px; font-size: 0.76rem; }
  .brand img { width: 34px; height: 34px; }
  .brand small { display: none; }
  h1 { font-size: clamp(2.85rem, 15vw, 4.4rem); }
  h2 { font-size: clamp(2.2rem, 11vw, 3.25rem); }
  .hero { padding-top: 50px; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-signal { padding: 20px; }
  .signal-pair { grid-template-columns: 1fr; }
  .metric-grid,
  .download-grid { grid-template-columns: 1fr; }
  .metric-card { min-height: 175px; }
  .viewer-toolbar { grid-template-columns: 1fr; }
  .toggle-row { grid-column: auto; }
  .view-buttons { overflow-x: auto; }
  .viewer-stage { height: 500px; }
  .viewer-legend { right: 10px; bottom: 10px; left: 10px; }
  .viewer-footer { align-items: start; flex-direction: column; }
  .direction-values { grid-template-columns: 1fr; }
  .dimension-row { grid-template-columns: 1fr auto; gap: 10px; }
  .bias-track { grid-column: 1 / -1; }
  .component-card { grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 16px; }
  .component-ring span { max-width: 56px; font-size: 0.58rem; }
  .advanced-card summary small { display: none; }
  .angle-summary { grid-template-columns: 1fr; }
  .angle-saving { grid-column: auto; }
  .panel-heading { align-items: start; flex-direction: column; }
  .subset-heading label { width: 100%; }
  #angleChart { height: 300px; }
  #angleOrbit { height: 250px; }
  .angle-decision { grid-template-columns: 1fr; }
  .angle-evidence { grid-template-columns: 1fr; }
  .comparison-highlights,
  .comparison-explainers { grid-template-columns: 1fr; }
  .comparison-device-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .comparison-visual img { min-height: 340px; }
  .comparison-run-card { padding: 21px; }
  .comparison-run-card dl div { grid-template-columns: 1fr; gap: 5px; }
  .site-footer { align-items: start; flex-direction: column; }
  .site-footer nav { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}