:root {
  color-scheme: dark;
  --ink: #eef4ff;
  --muted: #9fb0c8;
  --faint: #6c7d96;
  --paper: #07111f;
  --paper-2: #0b1728;
  --paper-3: #101f34;
  --line: rgba(164, 190, 226, 0.16);
  --line-strong: rgba(164, 190, 226, 0.3);
  --blue: #72a7ff;
  --blue-soft: #a8c7ff;
  --cyan: #6ce5ef;
  --teal: #54e0c0;
  --green: #9de06f;
  --gold: #ffd36f;
  --orange: #ffac5d;
  --red: #ff7486;
  --violet: #b49aff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --content: 1240px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
  scrollbar-color: rgba(114, 167, 255, 0.45) rgba(7, 17, 31, 0.6);
}

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 8%, rgba(68, 106, 170, 0.18), transparent 34rem),
    radial-gradient(circle at 12% 28%, rgba(84, 224, 192, 0.08), transparent 32rem),
    linear-gradient(180deg, #07111f 0%, #081322 46%, #07111f 100%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

button,
input,
select {
  font: inherit;
}

button,
select,
input[type="range"],
input[type="checkbox"],
input[type="radio"] {
  accent-color: var(--blue);
}

button {
  color: inherit;
}

a {
  color: var(--blue-soft);
}

a:hover {
  color: white;
}

code,
.byte-input,
.address-control input {
  font-family: var(--mono);
}

::selection {
  background: rgba(114, 167, 255, 0.3);
  color: white;
}

.skip-link {
  position: fixed;
  z-index: 999999;
  top: 8px;
  left: 124px;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 10px;
  background: white;
  color: #07111f;
  font-weight: 800;
  text-decoration: none;
  transition: transform 140ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-field {
  position: absolute;
  inset: 0 0 auto;
  height: 980px;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.field-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(114, 167, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 167, 255, 0.035) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), transparent 80%);
}

.field-orbit {
  position: absolute;
  border: 1px solid rgba(114, 167, 255, 0.12);
  border-radius: 50%;
}

.orbit-a {
  width: 920px;
  height: 920px;
  right: -250px;
  top: -350px;
}

.orbit-b {
  width: 640px;
  height: 640px;
  right: -42px;
  top: -220px;
  border-color: rgba(84, 224, 192, 0.1);
}

.hero {
  position: relative;
  z-index: 1;
  max-width: var(--content);
  min-height: 760px;
  margin: 0 auto;
  padding: 116px 28px 72px 132px;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  gap: 52px;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--blue-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow i {
  display: block;
  width: 72px;
  height: 1px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.hero h1 {
  margin: 0;
  max-width: 620px;
  font-family: var(--serif);
  font-size: clamp(4.7rem, 8.1vw, 8.8rem);
  font-weight: 400;
  line-height: 0.78;
  letter-spacing: -0.065em;
}

.hero h1 em,
.section-heading h2 em {
  color: var(--gold);
  font-weight: 400;
}

.hero-deck {
  max-width: 650px;
  margin: 40px 0 0;
  color: #c4d0e2;
  font-size: clamp(1.05rem, 1.55vw, 1.28rem);
  line-height: 1.72;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.primary-button,
.secondary-button,
.text-button {
  min-height: 48px;
  border-radius: 999px;
  padding: 0 22px;
  cursor: pointer;
  font-weight: 780;
  letter-spacing: -0.01em;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

.primary-button {
  border: 1px solid rgba(139, 181, 255, 0.78);
  background: linear-gradient(135deg, #416fbd, #295b9d);
  color: white;
  box-shadow: 0 12px 34px rgba(46, 96, 170, 0.28), inset 0 1px rgba(255,255,255,.12);
}

.secondary-button {
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.055);
}

.text-button {
  border: 0;
  background: transparent;
  color: var(--blue-soft);
  padding-inline: 6px;
}

.primary-button:hover,
.secondary-button:hover,
.text-button:hover {
  transform: translateY(-1px);
}

.primary-button:hover {
  background: linear-gradient(135deg, #4c7dcd, #3268ae);
  box-shadow: 0 15px 40px rgba(46, 96, 170, 0.38), inset 0 1px rgba(255,255,255,.15);
}

.secondary-button:hover {
  border-color: rgba(169, 197, 235, 0.52);
  background: rgba(255,255,255,.085);
}

.compact {
  min-height: 42px;
  padding-inline: 17px;
  font-size: 0.91rem;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 3px solid rgba(114, 167, 255, 0.78);
  outline-offset: 3px;
}

.hero-facts {
  margin: 46px 0 0;
  display: grid;
  gap: 16px;
}

.hero-facts div {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-top: 13px;
  border-top: 1px solid var(--line);
}

.hero-facts dt {
  color: var(--faint);
  font-size: 0.71rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-facts dd {
  margin: 0;
  color: #d9e5f6;
  font-family: var(--mono);
  font-size: 0.82rem;
}

.hero-machine {
  position: relative;
  min-width: 0;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.machine-caption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 0 18px 8px;
  color: var(--faint);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.machine-svg {
  width: 100%;
  max-width: 760px;
  height: auto;
  filter: drop-shadow(0 40px 75px rgba(0, 0, 0, 0.25));
}

.machine-rail {
  stroke: rgba(165, 193, 231, 0.14);
  stroke-width: 2;
}

.machine-flow {
  stroke: url(#flow-gradient);
  stroke-width: 3;
  stroke-dasharray: 6 13;
  animation: rail-flow 3.2s linear infinite;
}

.machine-block rect:first-child {
  fill: rgba(13, 29, 49, 0.82);
  stroke: rgba(146, 179, 224, 0.24);
  stroke-width: 1.2;
}

.machine-block text {
  fill: #dfe9f8;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-anchor: middle;
}

.machine-block path {
  fill: none;
  stroke: rgba(140, 175, 221, 0.45);
  stroke-width: 2;
  stroke-linecap: round;
}

.byte-stack rect,
.schedule-dots circle {
  fill: rgba(114, 167, 255, 0.2);
  stroke: rgba(114, 167, 255, 0.65);
}

.machine-block circle {
  fill: rgba(84, 224, 192, 0.22);
  stroke: rgba(84, 224, 192, 0.68);
}

.machine-block .retire-light {
  fill: var(--gold);
  stroke: rgba(255, 211, 111, 0.9);
  animation: retire-pulse 2s ease-in-out infinite;
}

.packet {
  fill: white;
}

.packet-1 {
  animation: packet-flow 5.2s linear infinite;
}

.packet-2 {
  animation: packet-flow 5.2s 1.7s linear infinite;
}

.packet-3 {
  animation: packet-flow 5.2s 3.4s linear infinite;
}

.machine-note {
  max-width: 620px;
  margin: -10px 24px 0 auto;
  color: var(--faint);
  font-size: 0.72rem;
  text-align: right;
}

@keyframes rail-flow {
  to { stroke-dashoffset: -38; }
}

@keyframes packet-flow {
  0% { cx: 42; cy: 260; opacity: 0; }
  5% { opacity: 1; }
  88% { opacity: 1; }
  100% { cx: 716; cy: 260; opacity: 0; }
}

@keyframes retire-pulse {
  0%, 100% { opacity: .45; transform: scale(.8); transform-origin: center; }
  50% { opacity: 1; transform: scale(1.1); transform-origin: center; }
}

.instrument-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 31, 0.9);
  backdrop-filter: blur(18px) saturate(1.25);
}

.instrument-nav-inner {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: 0 22px 0 122px;
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}

.instrument-nav-inner::-webkit-scrollbar {
  display: none;
}

.instrument-nav button {
  position: relative;
  flex: 0 0 auto;
  min-height: 68px;
  padding: 0 18px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.83rem;
  font-weight: 760;
  white-space: nowrap;
}

.instrument-nav button span {
  margin-right: 7px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.instrument-nav button::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(90deg, var(--blue), var(--teal));
  transform: scaleX(0);
  transition: transform 170ms ease;
}

.instrument-nav button:hover {
  color: white;
}

.instrument-nav button[aria-selected="true"] {
  color: white;
}

.instrument-nav button[aria-selected="true"]::after {
  transform: scaleX(1);
}

main {
  position: relative;
  z-index: 1;
}

.instrument-panel {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: 94px 28px 120px;
}

.instrument-panel[hidden] {
  display: none !important;
}

.section-heading {
  max-width: 970px;
  margin: 0 0 62px;
}

.section-number,
.control-label {
  color: var(--blue-soft);
  font-size: 0.69rem;
  font-weight: 820;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-number {
  margin: 0 0 16px;
}

.section-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.9rem, 6.2vw, 6rem);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.section-heading > p:last-child {
  max-width: 860px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.panel-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(255,255,255,.035), transparent 38%),
    rgba(11, 24, 41, 0.78);
  box-shadow: var(--shadow);
}

.timeline-instrument {
  padding: 28px 30px 24px;
}

.timeline-topline {
  display: grid;
  grid-template-columns: minmax(210px, .6fr) minmax(0, 1.4fr);
  gap: 30px;
  align-items: end;
}

.timeline-topline strong {
  display: block;
  margin-top: 5px;
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 400;
}

.timeline-topline p {
  margin: 0;
  color: var(--muted);
  text-align: right;
}

.timeline-track-wrap {
  position: relative;
  margin-top: 30px;
  padding: 9px 0 0;
}

.timeline-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  align-items: start;
}

.timeline-track::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 6.25%;
  right: 6.25%;
  height: 1px;
  background: linear-gradient(90deg, rgba(114,167,255,.35), rgba(84,224,192,.36), rgba(255,172,93,.38));
}

.timeline-dot {
  position: relative;
  z-index: 2;
  min-width: 0;
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  text-align: center;
}

.timeline-dot i {
  display: block;
  width: 14px;
  height: 14px;
  margin: 9px auto 9px;
  border: 3px solid var(--paper-2);
  border-radius: 50%;
  background: #53647d;
  box-shadow: 0 0 0 1px rgba(160, 188, 226, 0.32);
  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.timeline-dot span,
.timeline-dot small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.timeline-dot span {
  color: #dce6f5;
  font-size: 0.74rem;
  font-weight: 790;
}

.timeline-dot small {
  margin-top: 2px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 0.62rem;
}

.timeline-dot.is-active i {
  transform: scale(1.42);
  background: var(--gold);
  box-shadow: 0 0 0 1px rgba(255,211,111,.75), 0 0 22px rgba(255,211,111,.45);
}

.timeline-dot.is-active span {
  color: white;
}

.timeline-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 34px;
  opacity: 0;
  cursor: ew-resize;
}

.lineage-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(340px, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
}

.chip-portrait,
.architecture-story {
  min-width: 0;
  padding: 32px;
}

.chip-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.chip-family {
  margin: 0 0 2px;
  color: var(--blue-soft);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.chip-title-row h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.045em;
}

.chip-year {
  flex: 0 0 auto;
  color: rgba(255,255,255,.18);
  font-family: var(--serif);
  font-size: 2.8rem;
  line-height: 1;
}

.die-visual {
  --die-accent: var(--blue);
  position: relative;
  width: min(74%, 310px);
  aspect-ratio: 1;
  margin: 30px auto 28px;
  display: grid;
  place-items: center;
}

.die-ring {
  position: absolute;
  inset: 3%;
  border: 1px solid color-mix(in srgb, var(--die-accent) 45%, transparent);
  border-radius: 28%;
  transform: rotate(12deg);
  box-shadow: inset 0 0 60px color-mix(in srgb, var(--die-accent) 8%, transparent), 0 0 48px color-mix(in srgb, var(--die-accent) 9%, transparent);
}

.die-ring::before,
.die-ring::after {
  content: "";
  position: absolute;
  inset: 11%;
  border: 1px solid color-mix(in srgb, var(--die-accent) 30%, transparent);
  border-radius: 22%;
}

.die-ring::after {
  inset: 26%;
  border-radius: 18%;
}

.die-core {
  position: relative;
  z-index: 2;
  width: 47%;
  aspect-ratio: 1;
  display: grid;
  align-content: center;
  justify-items: center;
  border: 1px solid color-mix(in srgb, var(--die-accent) 72%, transparent);
  border-radius: 24%;
  background: color-mix(in srgb, var(--die-accent) 13%, rgba(8,19,34,.9));
  box-shadow: 0 0 42px color-mix(in srgb, var(--die-accent) 18%, transparent);
}

.die-label {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 3.1rem);
  line-height: 1;
}

.die-sub {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.die-node {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--die-accent);
  box-shadow: 0 0 16px var(--die-accent);
}

.node-a { left: 12%; top: 22%; }
.node-b { right: 8%; top: 34%; }
.node-c { right: 23%; bottom: 10%; }
.node-d { left: 19%; bottom: 18%; }

.chip-summary {
  margin: 0;
  color: #c6d3e5;
  line-height: 1.75;
}

.chip-specs {
  margin: 26px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 18px;
}

.chip-specs div {
  min-width: 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.chip-specs dt {
  color: var(--faint);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chip-specs dd {
  margin: 3px 0 0;
  overflow-wrap: anywhere;
  color: #e4edf9;
  font-size: 0.86rem;
}

.architecture-story {
  display: grid;
  align-content: start;
  gap: 30px;
}

.story-block + .story-block {
  padding-top: 27px;
  border-top: 1px solid var(--line);
}

.architecture-list {
  margin: 13px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
  list-style: none;
}

.architecture-list li {
  position: relative;
  padding-left: 26px;
  color: #d2deed;
}

.architecture-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 12px;
  height: 1px;
  background: var(--teal);
  box-shadow: 0 0 10px rgba(84,224,192,.5);
}

.isa-chips {
  margin-top: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.isa-chips span {
  padding: 7px 10px;
  border: 1px solid rgba(114,167,255,.22);
  border-radius: 999px;
  background: rgba(114,167,255,.07);
  color: #d9e7fb;
  font-family: var(--mono);
  font-size: 0.74rem;
}

.pressure-block p {
  margin: 11px 0 0;
  color: var(--muted);
}

.scale-card {
  margin-top: 24px;
  padding: 30px 32px 28px;
}

.card-heading-row {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: end;
}

.card-heading-row h3 {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 2.15rem;
  font-weight: 400;
  line-height: 1.05;
}

.card-heading-row > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: right;
}

.transistor-chart {
  min-height: 270px;
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
}

.transistor-column {
  min-width: 0;
  height: 245px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  align-items: stretch;
  gap: 8px;
  text-align: center;
}

.transistor-column strong {
  overflow: hidden;
  color: #dce9f8;
  font-family: var(--mono);
  font-size: 0.67rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.transistor-bar {
  min-height: 16px;
  border: 1px solid rgba(114,167,255,.35);
  border-radius: 9px 9px 3px 3px;
  background: linear-gradient(180deg, rgba(114,167,255,.62), rgba(84,224,192,.16));
  box-shadow: inset 0 1px rgba(255,255,255,.14), 0 0 28px rgba(114,167,255,.08);
  transition: height 420ms cubic-bezier(.2,.8,.2,1), filter 180ms ease;
}

.transistor-column.is-selected .transistor-bar {
  filter: brightness(1.4) saturate(1.2);
  border-color: var(--gold);
  background: linear-gradient(180deg, rgba(255,211,111,.78), rgba(255,172,93,.2));
}

.transistor-column span {
  overflow: hidden;
  color: var(--faint);
  font-size: 0.68rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.concept-triptych {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.concept-card {
  position: relative;
  min-width: 0;
  padding: 27px 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(10, 22, 38, 0.64);
}

.concept-index {
  position: absolute;
  right: 16px;
  top: 6px;
  color: rgba(114,167,255,.13);
  font-family: var(--serif);
  font-size: 4.8rem;
  line-height: 1;
}

.concept-card h3 {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-size: 1.62rem;
  font-weight: 400;
}

.concept-card p {
  position: relative;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Decoder */
.decoder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(300px, .58fr);
  gap: 24px;
}

.decoder-console,
.decoder-anatomy {
  min-width: 0;
  padding: 30px;
}

.console-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 22px;
}

.console-header h3,
.decoder-anatomy h3 {
  margin: 3px 0 0;
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 400;
}

.subset-badge {
  flex: 0 0 auto;
  padding: 6px 9px;
  border: 1px solid rgba(255,211,111,.28);
  border-radius: 999px;
  color: var(--gold);
  font-size: 0.63rem;
  font-weight: 820;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.form-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: end;
}

label > span,
.mode-switch legend,
.cache-controls label > span,
.instrument-controls label > span,
.workload-controls label > span,
.scheduler-topbar label > span,
.cache-pattern-controls label > span {
  display: block;
  margin-bottom: 7px;
  color: var(--faint);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

select,
input[type="text"] {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: rgba(3, 11, 21, 0.64);
  color: var(--ink);
  padding: 0 12px;
}

select {
  cursor: pointer;
}

.mode-switch {
  margin: 0;
  padding: 0;
  border: 0;
}

.mode-switch label {
  margin-right: 10px;
  color: #d0dceb;
  font-size: .86rem;
}

.byte-input-label {
  display: block;
  margin-top: 23px;
  color: var(--faint);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.byte-input-row {
  margin-top: 7px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.byte-input {
  min-height: 52px !important;
  font-size: 1.05rem;
  letter-spacing: .08em;
}

.field-help {
  margin: 9px 0 0;
  color: var(--faint);
  font-size: 0.74rem;
}

.decoded-sentence {
  margin-top: 27px;
  padding: 20px 22px;
  border-left: 3px solid var(--teal);
  border-radius: 0 14px 14px 0;
  background: rgba(84,224,192,.055);
}

.decoded-sentence code {
  display: block;
  margin-top: 6px;
  color: white;
  font-size: clamp(1rem, 2vw, 1.35rem);
  white-space: normal;
  overflow-wrap: anywhere;
}

.decoded-sentence p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: .87rem;
}

.byte-ribbon {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.byte-token {
  min-width: 54px;
  padding: 9px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: rgba(255,255,255,.035);
  text-align: center;
}

.byte-token strong {
  display: block;
  font-family: var(--mono);
  font-size: 1rem;
}

.byte-token small {
  display: block;
  margin-top: 2px;
  color: var(--faint);
  font-size: .58rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.byte-token.prefix { border-color: rgba(180,154,255,.44); background: rgba(180,154,255,.08); }
.byte-token.opcode { border-color: rgba(114,167,255,.48); background: rgba(114,167,255,.09); }
.byte-token.modrm { border-color: rgba(84,224,192,.42); background: rgba(84,224,192,.08); }
.byte-token.sib { border-color: rgba(157,224,111,.42); background: rgba(157,224,111,.08); }
.byte-token.displacement { border-color: rgba(255,211,111,.42); background: rgba(255,211,111,.07); }
.byte-token.immediate { border-color: rgba(255,172,93,.46); background: rgba(255,172,93,.08); }
.byte-token.unknown { border-style: dashed; }

.field-ledger {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--line);
}

.field-ledger div {
  min-width: 0;
  padding: 13px 14px;
  background: #0b1829;
}

.field-ledger span {
  display: block;
  color: var(--faint);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.field-ledger strong {
  display: block;
  margin-top: 3px;
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: .78rem;
}

.decoder-anatomy {
  align-self: stretch;
}

.bit-byte {
  margin-top: 25px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(1, 8, 16, 0.32);
  transition: opacity 170ms ease;
}

.bit-byte.is-muted {
  opacity: .44;
}

.bit-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.bit-caption strong {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 400;
}

.bit-caption code {
  color: var(--blue-soft);
}

.bit-row {
  margin-top: 13px;
  display: grid;
  grid-template-columns: 2fr 3fr 3fr;
  gap: 3px;
}

.bits {
  padding: 11px 4px;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 1rem;
  text-align: center;
  letter-spacing: .12em;
}

.bits-mod,
.bits-scale { background: rgba(180,154,255,.18); color: #d9cbff; }
.bits-reg,
.bits-index { background: rgba(114,167,255,.18); color: #c5d9ff; }
.bits-rm,
.bits-base { background: rgba(84,224,192,.17); color: #baf5e7; }

.bit-labels {
  display: grid;
  grid-template-columns: 2fr 3fr 3fr;
  gap: 3px;
}

.bit-labels span {
  padding-top: 6px;
  color: var(--faint);
  font-size: .59rem;
  text-align: center;
  text-transform: uppercase;
}

.anatomy-note {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .86rem;
}

.grammar-card {
  margin-top: 24px;
  padding: 30px;
}

.grammar-strip {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1.06fr .95fr 1fr .75fr 1.08fr 1.08fr;
  gap: 5px;
}

.grammar-piece {
  min-width: 0;
  min-height: 118px;
  padding: 14px 13px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.03);
}

.grammar-piece span {
  color: var(--faint);
  font-family: var(--mono);
  font-size: .66rem;
}

.grammar-piece strong {
  font-family: var(--serif);
  font-size: 1.13rem;
  font-weight: 400;
}

.grammar-piece small {
  color: var(--faint);
  font-size: .62rem;
  line-height: 1.35;
}

.grammar-piece.prefix { border-top-color: var(--violet); }
.grammar-piece.opcode { border-top-color: var(--blue); }
.grammar-piece.modrm { border-top-color: var(--teal); }
.grammar-piece.sib { border-top-color: var(--green); }
.grammar-piece.displacement { border-top-color: var(--gold); }
.grammar-piece.immediate { border-top-color: var(--orange); }

.encoding-eras {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.encoding-eras article,
.branch-arc article,
.cache-history article {
  min-width: 0;
  padding: 27px 25px;
  border-top: 2px solid rgba(114,167,255,.46);
  border-radius: 0 0 16px 16px;
  background: rgba(10, 22, 38, 0.55);
}

.encoding-eras time,
.branch-arc article > span,
.cache-history time {
  color: var(--blue-soft);
  font-family: var(--mono);
  font-size: .67rem;
}

.encoding-eras h3,
.branch-arc h3,
.cache-history h3 {
  margin: 9px 0 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 400;
}

.encoding-eras p,
.branch-arc p,
.cache-history p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .87rem;
}

/* Shared instrument controls */
.instrument-controls,
.cache-controls,
.workload-controls {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  align-items: end;
}

.range-label input[type="range"] {
  width: 100%;
}

.range-label output {
  display: block;
  color: #d7e3f2;
  font-family: var(--mono);
  font-size: .7rem;
  text-align: right;
}

.toggle-label {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.025);
  color: #d7e2f0;
  font-size: .79rem;
  cursor: pointer;
}

.toggle-label input {
  flex: 0 0 auto;
}

/* Pipeline */
.pipeline-instrument {
  padding: 30px;
}

.transport-controls {
  margin-top: 21px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.cycle-counter {
  margin-left: auto;
  min-width: 92px;
  text-align: right;
}

.cycle-counter span {
  display: block;
  color: var(--faint);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.cycle-counter strong {
  display: block;
  font-family: var(--serif);
  font-size: 2.1rem;
  font-weight: 400;
  line-height: 1;
}

.pipeline-caption {
  margin-top: 24px;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(114,167,255,.045);
}

.pipeline-caption strong {
  display: block;
  margin-top: 3px;
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 400;
}

.pipeline-caption p {
  max-width: 480px;
  margin: 0;
  color: var(--faint);
  font-size: .75rem;
  text-align: right;
}

.pipeline-scroll,
.scheduler-scroll {
  max-width: 100%;
  margin-top: 24px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(1, 7, 14, 0.28);
  scrollbar-color: rgba(114,167,255,.45) transparent;
}

.pipeline-grid {
  --cols: 14;
  min-width: 860px;
  display: grid;
  grid-template-columns: 145px repeat(var(--cols), minmax(52px, 1fr));
  grid-auto-rows: 49px;
}

.pipeline-cell {
  min-width: 0;
  display: grid;
  place-items: center;
  border-right: 1px solid rgba(164,190,226,.09);
  border-bottom: 1px solid rgba(164,190,226,.09);
  color: var(--faint);
  font-size: .66rem;
}

.pipeline-cell.header {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #0a1727;
  color: var(--faint);
  font-family: var(--mono);
}

.pipeline-cell.label {
  position: sticky;
  left: 0;
  z-index: 3;
  justify-items: start;
  padding: 0 14px;
  background: #0a1727;
  color: #e2ebf7;
  font-family: var(--mono);
  font-size: .7rem;
  white-space: nowrap;
}

.pipeline-cell.stage {
  margin: 5px 4px;
  border: 1px solid rgba(114,167,255,.26);
  border-radius: 8px;
  background: rgba(114,167,255,.11);
  color: #d9e8ff;
  font-size: .59rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.pipeline-cell.stage.execute {
  border-color: rgba(255,172,93,.33);
  background: rgba(255,172,93,.12);
  color: #ffe0bd;
}

.pipeline-cell.stage.retire {
  border-color: rgba(84,224,192,.32);
  background: rgba(84,224,192,.11);
  color: #c5f7eb;
}

.pipeline-cell.stage.flushed {
  border-color: rgba(255,116,134,.34);
  background: repeating-linear-gradient(135deg, rgba(255,116,134,.15), rgba(255,116,134,.15) 5px, rgba(255,116,134,.05) 5px, rgba(255,116,134,.05) 10px);
  color: #ffc5cc;
  text-decoration: line-through;
}

.pipeline-cell.is-future {
  opacity: .22;
}

.pipeline-cell.is-current {
  box-shadow: inset 0 0 0 2px rgba(255,211,111,.65), 0 0 18px rgba(255,211,111,.15);
}

.pipeline-legend {
  margin-top: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  color: var(--faint);
  font-size: .68rem;
}

.pipeline-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.pipeline-legend i {
  width: 16px;
  height: 9px;
  border-radius: 3px;
  background: rgba(114,167,255,.34);
}

.pipeline-legend .legend-execute { background: rgba(255,172,93,.42); }
.pipeline-legend .legend-retire { background: rgba(84,224,192,.42); }
.pipeline-legend .legend-flush { background: rgba(255,116,134,.42); }

.pipeline-lessons,
.timing-vocabulary {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.pipeline-lessons article,
.timing-vocabulary article {
  position: relative;
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(10, 22, 38, 0.58);
}

.lesson-number {
  position: absolute;
  right: 17px;
  top: 8px;
  color: rgba(114,167,255,.15);
  font-family: var(--serif);
  font-size: 4rem;
  line-height: 1;
}

.pipeline-lessons h3,
.timing-vocabulary h3 {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 400;
}

.pipeline-lessons p,
.timing-vocabulary p {
  position: relative;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .86rem;
}

/* Scheduler */
.scheduler-instrument {
  padding: 30px;
}

.scheduler-topbar {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  align-items: end;
}

.segmented-control {
  display: inline-flex;
  min-width: 0;
  padding: 4px;
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  border-radius: 13px;
  background: rgba(0,0,0,.2);
}

.segmented-control button {
  flex: 0 0 auto;
  min-height: 39px;
  padding: 0 14px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: .78rem;
  font-weight: 760;
}

.segmented-control button[aria-pressed="true"] {
  background: rgba(114,167,255,.17);
  color: white;
  box-shadow: inset 0 0 0 1px rgba(114,167,255,.26);
}

.scheduler-topbar label {
  min-width: min(330px, 42%);
}

.scheduler-explainer {
  margin-top: 25px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: end;
}

.scheduler-explainer h3 {
  margin: 3px 0 0;
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 400;
}

.scheduler-explainer p {
  max-width: 720px;
  margin: 8px 0 0;
  color: var(--muted);
}

.scheduler-metrics,
.branch-metrics,
.cache-metrics {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(92px, auto);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--line);
}

.scheduler-metrics div,
.branch-metrics div,
.cache-metrics div {
  padding: 12px 14px;
  background: #0b1829;
  text-align: center;
}

.scheduler-metrics span,
.branch-metrics span,
.cache-metrics span {
  display: block;
  color: var(--faint);
  font-size: .57rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.scheduler-metrics strong,
.branch-metrics strong,
.cache-metrics strong {
  display: block;
  margin-top: 2px;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1;
}

.scheduler-program-note {
  margin: 22px 0 0;
  color: var(--faint);
  font-size: .78rem;
}

.scheduler-grid {
  --cycles: 8;
  min-width: 820px;
  display: grid;
  grid-template-columns: 210px repeat(var(--cycles), minmax(66px, 1fr));
  grid-auto-rows: 52px;
}

.schedule-cell {
  min-width: 0;
  display: grid;
  place-items: center;
  border-right: 1px solid rgba(164,190,226,.09);
  border-bottom: 1px solid rgba(164,190,226,.09);
  color: var(--faint);
  font-size: .65rem;
}

.schedule-cell.header {
  background: #0a1727;
  font-family: var(--mono);
}

.schedule-cell.instruction {
  position: sticky;
  left: 0;
  z-index: 2;
  justify-items: start;
  padding: 0 14px;
  background: #0a1727;
  color: #e1ebf8;
  font-family: var(--mono);
  font-size: .7rem;
  white-space: nowrap;
}

.schedule-cell.slot {
  margin: 5px 4px;
  border: 1px solid rgba(114,167,255,.3);
  border-radius: 8px;
  background: rgba(114,167,255,.1);
  color: #deebff;
  font-size: .58rem;
  font-weight: 800;
  text-transform: uppercase;
}

.schedule-cell.slot.u { border-color: rgba(255,211,111,.35); background: rgba(255,211,111,.11); color: #ffe9b0; }
.schedule-cell.slot.v { border-color: rgba(84,224,192,.35); background: rgba(84,224,192,.1); color: #c6f7eb; }
.schedule-cell.slot.ooo { border-color: rgba(180,154,255,.38); background: rgba(180,154,255,.1); color: #ded4ff; }
.schedule-cell.wait { color: rgba(159,176,200,.42); font-size: .56rem; }
.schedule-cell.stall { background: repeating-linear-gradient(135deg, rgba(255,116,134,.08), rgba(255,116,134,.08) 4px, transparent 4px, transparent 8px); color: #db929d; }

.scheduler-actions {
  margin-top: 17px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.order-diagram {
  margin-top: 24px;
  padding: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 26px;
  align-items: center;
}

.order-stream {
  margin-top: 14px;
  display: flex;
  align-items: center;
}

.order-stream span {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(114,167,255,.36);
  border-radius: 50%;
  background: rgba(114,167,255,.11);
  font-family: var(--mono);
  font-size: .75rem;
}

.order-stream i {
  flex: 1 1 auto;
  min-width: 7px;
  height: 1px;
  background: rgba(114,167,255,.25);
}

.order-column.wild .order-stream span:nth-of-type(2),
.order-column.wild .order-stream span:nth-of-type(3) {
  border-color: rgba(180,154,255,.42);
  background: rgba(180,154,255,.12);
}

.order-column p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: .82rem;
}

.order-arrow {
  color: var(--gold);
  font-family: var(--serif);
  font-size: 2.5rem;
}

/* Branches */
.branch-lab {
  padding: 30px;
}

.branch-controls {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.branch-dashboard {
  margin-top: 25px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
}

.counter-machine {
  margin-top: 13px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.counter-machine div {
  padding: 12px 8px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.025);
  text-align: center;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.counter-machine div.is-current {
  transform: translateY(-3px);
  border-color: rgba(255,211,111,.55);
  background: rgba(255,211,111,.1);
  box-shadow: 0 9px 25px rgba(255,211,111,.08);
}

.counter-machine span {
  display: block;
  font-family: var(--mono);
  font-size: .84rem;
}

.counter-machine small {
  display: block;
  margin-top: 2px;
  color: var(--faint);
  font-size: .59rem;
}

#predictor-detail {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .8rem;
}

.branch-stream-wrap {
  margin-top: 25px;
  min-height: 118px;
  padding: 20px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(1, 7, 14, .26);
}

.branch-stream {
  min-width: max-content;
  display: flex;
  align-items: center;
  gap: 8px;
}

.branch-bead {
  width: 42px;
  min-height: 70px;
  padding: 7px 4px;
  display: grid;
  align-content: center;
  justify-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.025);
}

.branch-bead strong {
  font-family: var(--mono);
  font-size: .88rem;
}

.branch-bead small {
  margin-top: 3px;
  color: var(--faint);
  font-size: .51rem;
  text-transform: uppercase;
}

.branch-bead.correct {
  border-color: rgba(84,224,192,.42);
  background: rgba(84,224,192,.08);
  color: #c4f7ea;
}

.branch-bead.wrong {
  border-color: rgba(255,116,134,.46);
  background: rgba(255,116,134,.09);
  color: #ffc0c9;
}

.branch-actions {
  margin-top: 17px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.branch-verdict {
  margin-left: auto;
  text-align: right;
}

.branch-verdict span {
  display: block;
  color: var(--faint);
  font-size: .65rem;
}

.branch-verdict strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
}

.branch-arc {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}

.branch-arc article:nth-child(2) { border-top-color: rgba(84,224,192,.52); }
.branch-arc article:nth-child(3) { border-top-color: rgba(180,154,255,.52); }
.branch-arc article:nth-child(4) { border-top-color: rgba(255,172,93,.54); }

/* Cache */
.cache-lab {
  padding: 30px;
}

.cache-controls {
  grid-template-columns: .8fr .8fr .9fr 1.3fr;
}

.address-control > div {
  min-height: 44px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: rgba(3,11,21,.64);
}

.address-control > div > span {
  padding-left: 11px;
  color: var(--faint);
  font-family: var(--mono);
}

.address-control input {
  min-height: 42px;
  border: 0;
  background: transparent;
  padding-left: 3px;
}

.address-split {
  margin-top: 27px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(1,7,14,.25);
}

.address-binary {
  max-width: 100%;
  overflow-x: auto;
  color: #dbe8f8;
  font-family: var(--mono);
  font-size: clamp(.64rem, 1.5vw, .92rem);
  letter-spacing: .12em;
  white-space: nowrap;
}

.address-binary .tag-bits-live { color: var(--blue-soft); }
.address-binary .set-bits-live { color: var(--teal); }
.address-binary .offset-bits-live { color: var(--gold); }

.address-fields {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1.5fr 1fr .75fr;
  gap: 6px;
}

.address-fields div {
  min-width: 0;
  padding: 14px;
  border-radius: 10px;
}

.tag-field { background: rgba(114,167,255,.1); border: 1px solid rgba(114,167,255,.28); }
.set-field { background: rgba(84,224,192,.09); border: 1px solid rgba(84,224,192,.27); }
.offset-field { background: rgba(255,211,111,.08); border: 1px solid rgba(255,211,111,.25); }

.address-fields span {
  display: block;
  color: var(--faint);
  font-size: .58rem;
  font-weight: 800;
  text-transform: uppercase;
}

.address-fields strong {
  display: block;
  margin-top: 4px;
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: 1.05rem;
}

.address-fields small {
  display: block;
  color: var(--faint);
  font-size: .61rem;
}

#cache-equation {
  margin: 15px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: .76rem;
}

.cache-simulator {
  margin-top: 24px;
}

.cache-pattern-controls {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto;
  gap: 15px;
  align-items: end;
}

.cache-map {
  --sets-visible: 32;
  min-height: 180px;
  margin-top: 20px;
  padding: 14px;
  display: grid;
  grid-template-columns: repeat(var(--sets-visible), minmax(7px, 1fr));
  gap: 4px;
  align-items: end;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(1,7,14,.27);
}

.cache-set-column {
  min-width: 0;
  height: 148px;
  display: flex;
  flex-direction: column-reverse;
  gap: 3px;
}

.cache-way {
  flex: 1 1 0;
  min-height: 6px;
  border: 1px solid rgba(114,167,255,.13);
  border-radius: 3px;
  background: rgba(114,167,255,.03);
}

.cache-way.filled {
  background: rgba(114,167,255,.3);
  border-color: rgba(114,167,255,.44);
}

.cache-way.hot {
  background: rgba(255,211,111,.48);
  border-color: rgba(255,211,111,.72);
  box-shadow: 0 0 10px rgba(255,211,111,.15);
}

.cache-metrics {
  margin-top: 16px;
  grid-auto-columns: minmax(105px, 1fr);
}

.cache-history {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}

.cache-history article {
  position: relative;
  min-height: 275px;
  padding-bottom: 86px;
}

.cache-history article:nth-child(2) { border-top-color: rgba(84,224,192,.5); }
.cache-history article:nth-child(3) { border-top-color: rgba(255,211,111,.52); }
.cache-history article:nth-child(4) { border-top-color: rgba(255,172,93,.56); }

.cache-size-mark {
  position: absolute;
  right: 18px;
  bottom: 10px;
  color: rgba(114,167,255,.19);
  font-family: var(--serif);
  font-size: 4rem;
  line-height: 1;
}

.cache-size-mark.none { color: rgba(159,176,200,.13); }
.cache-size-mark.split { color: rgba(255,211,111,.19); }
.cache-size-mark.trace { color: rgba(255,172,93,.19); font-size: 3.1rem; }

/* Cycles */
.cycle-ledger {
  overflow: hidden;
}

.cycle-selector {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.cycle-selector::-webkit-scrollbar { display: none; }

.cycle-selector button {
  flex: 1 0 auto;
  min-height: 58px;
  padding: 0 18px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: .78rem;
  font-weight: 760;
}

.cycle-selector button[aria-selected="true"] {
  background: rgba(114,167,255,.1);
  color: white;
  box-shadow: inset 0 -3px var(--blue);
}

.cycle-content {
  padding: 30px;
}

.cycle-source {
  margin: 0 0 18px;
  color: var(--faint);
  font-size: .7rem;
}

.cycle-fact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.cycle-fact {
  min-width: 0;
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(1,7,14,.22);
}

.cycle-fact code {
  display: block;
  overflow-wrap: anywhere;
  color: var(--blue-soft);
  font-size: .77rem;
}

.cycle-fact strong {
  display: block;
  margin-top: 12px;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1.15;
}

.cycle-fact p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .78rem;
}

.workload-model {
  margin-top: 24px;
  padding: 30px;
}

.workload-controls {
  margin-top: 25px;
  grid-template-columns: 1.15fr repeat(4, minmax(0, .8fr));
}

.workload-result {
  margin-top: 25px;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
}

.workload-gauge {
  position: relative;
  min-height: 150px;
  padding: 20px;
  overflow: hidden;
  display: grid;
  align-content: center;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(1,7,14,.28);
}

.workload-gauge > div {
  position: absolute;
  inset: auto 0 0;
  height: 0%;
  background: linear-gradient(180deg, rgba(114,167,255,.45), rgba(84,224,192,.18));
  transition: height 280ms ease;
}

.workload-gauge span,
.workload-gauge small {
  position: relative;
  z-index: 2;
}

.workload-gauge span {
  font-family: var(--serif);
  font-size: 3.2rem;
  line-height: 1;
}

.workload-gauge small {
  color: var(--faint);
  font-size: .63rem;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.workload-breakdown {
  display: grid;
  gap: 10px;
}

.breakdown-row {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) 90px;
  gap: 12px;
  align-items: center;
}

.breakdown-row span {
  color: var(--muted);
  font-size: .78rem;
}

.breakdown-bar {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,.045);
}

.breakdown-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.breakdown-row strong {
  font-family: var(--mono);
  font-size: .72rem;
  text-align: right;
}

.timing-vocabulary {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Sources */
.method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.method-card {
  position: relative;
  min-width: 0;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(10,22,38,.58);
}

.method-card > span {
  position: absolute;
  right: 16px;
  top: 4px;
  color: rgba(114,167,255,.13);
  font-family: var(--serif);
  font-size: 5rem;
  line-height: 1;
}

.method-card h3 {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 400;
}

.method-card p {
  position: relative;
  margin: 11px 0 0;
  color: var(--muted);
  font-size: .88rem;
}

.method-card.verified { border-top: 2px solid var(--teal); }
.method-card.modelled { border-top: 2px solid var(--gold); }
.method-card.variable { border-top: 2px solid var(--violet); }

.source-ledger {
  margin-top: 24px;
  padding: 30px;
}

.source-list {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--line);
  list-style: none;
  counter-reset: sources;
}

.source-list li {
  counter-increment: sources;
  min-width: 0;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 50px 130px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  background: #0b1829;
}

.source-list li::before {
  content: counter(sources, decimal-leading-zero);
  color: var(--faint);
  font-family: var(--mono);
  font-size: .65rem;
}

.source-era {
  color: var(--gold);
  font-family: var(--mono);
  font-size: .7rem;
}

.source-copy a {
  display: inline-block;
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.3;
  text-underline-offset: 4px;
}

.source-copy p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .78rem;
}

.caveat-ledger {
  margin-top: 24px;
  padding: 30px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 30px;
}

.caveat-ledger > div {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.caveat-ledger > div:nth-last-child(-n+2) {
  border-bottom: 0;
}

.caveat-ledger h3 {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
}

.caveat-ledger p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .87rem;
}

.closing-idea {
  max-width: 920px;
  margin: 88px auto 0;
  text-align: center;
}

.closing-idea > p {
  margin: 0;
  color: var(--blue-soft);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.closing-idea h3 {
  margin: 18px 0 28px;
  font-family: var(--serif);
  font-size: clamp(2.15rem, 5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -.04em;
}

.site-footer {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: 34px 28px 44px 122px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: .72rem;
}

.site-footer p {
  margin: 0;
}

.site-footer strong {
  color: var(--muted);
}

.noscript {
  position: fixed;
  z-index: 9999;
  left: 20px;
  right: 20px;
  bottom: 20px;
  padding: 16px;
  border: 1px solid var(--red);
  border-radius: 12px;
  background: #2a1016;
  color: white;
}

@media (max-width: 1120px) {
  .hero {
    padding-left: 124px;
    grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr);
    gap: 26px;
  }

  .hero h1 {
    font-size: clamp(4.5rem, 8.3vw, 7.2rem);
  }

  .instrument-nav-inner {
    padding-left: 116px;
  }

  .lineage-grid,
  .decoder-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .decoder-anatomy {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .decoder-anatomy > .control-label,
  .decoder-anatomy > h3,
  .decoder-anatomy > .anatomy-note {
    grid-column: 1 / -1;
  }

  .bit-byte {
    margin-top: 0;
  }

  .instrument-controls,
  .workload-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .branch-arc,
  .cache-history,
  .timing-vocabulary,
  .cycle-fact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .workload-result {
    grid-template-columns: 220px minmax(0, 1fr);
  }
}

@media (max-width: 860px) {
  .hero {
    min-height: auto;
    padding: 104px 24px 68px 122px;
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-copy {
    max-width: 690px;
  }

  .hero-machine {
    margin-left: -90px;
  }

  .machine-svg {
    max-width: 680px;
    margin: 0 auto;
  }

  .machine-note {
    margin-right: 0;
  }

  .instrument-panel {
    padding: 72px 22px 94px;
  }

  .section-heading {
    margin-bottom: 46px;
  }

  .timeline-topline,
  .card-heading-row,
  .pipeline-caption,
  .scheduler-explainer,
  .branch-dashboard {
    grid-template-columns: minmax(0, 1fr);
  }

  .timeline-topline p,
  .card-heading-row > p,
  .pipeline-caption p {
    text-align: left;
  }

  .timeline-track {
    min-width: 690px;
  }

  .timeline-track-wrap {
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .timeline-range {
    width: 690px;
  }

  .concept-triptych,
  .encoding-eras,
  .pipeline-lessons,
  .method-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .grammar-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .scheduler-topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .scheduler-topbar label {
    min-width: 0;
  }

  .scheduler-metrics,
  .branch-metrics,
  .cache-metrics {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .order-diagram {
    grid-template-columns: minmax(0, 1fr);
  }

  .order-arrow {
    transform: rotate(90deg);
    text-align: center;
  }

  .cache-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cache-pattern-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cache-pattern-controls button {
    grid-column: 1 / -1;
  }

  .workload-result {
    grid-template-columns: minmax(0, 1fr);
  }

  .workload-gauge {
    min-height: 120px;
  }

  .source-list li {
    grid-template-columns: 42px 110px minmax(0, 1fr);
  }

  .site-footer {
    padding-left: 122px;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .hero {
    padding: 92px 18px 56px 116px;
  }

  .hero h1 {
    font-size: clamp(3.35rem, 15.5vw, 5.4rem);
  }

  .hero-deck {
    font-size: .98rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-facts div {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .hero-machine {
    margin: 10px 0 0 -106px;
  }

  .machine-caption {
    padding-left: 18px;
  }

  .machine-note {
    padding-left: 72px;
    font-size: .65rem;
  }

  .instrument-nav-inner {
    padding-left: 112px;
    padding-right: 8px;
  }

  .instrument-nav button {
    min-height: 60px;
    padding-inline: 13px;
  }

  .instrument-nav button::after {
    left: 13px;
    right: 13px;
  }

  .instrument-panel {
    padding: 58px 14px 78px;
  }

  .section-heading h2 {
    font-size: clamp(2.45rem, 13vw, 4rem);
  }

  .section-heading > p:last-child {
    font-size: .95rem;
  }

  .timeline-instrument,
  .chip-portrait,
  .architecture-story,
  .scale-card,
  .decoder-console,
  .decoder-anatomy,
  .grammar-card,
  .pipeline-instrument,
  .scheduler-instrument,
  .branch-lab,
  .cache-lab,
  .workload-model,
  .source-ledger,
  .caveat-ledger {
    padding: 20px;
    border-radius: 20px;
  }

  .timeline-topline strong {
    font-size: 1.42rem;
  }

  .timeline-track {
    min-width: 650px;
  }

  .timeline-range {
    width: 650px;
  }

  .chip-title-row {
    gap: 10px;
  }

  .chip-year {
    font-size: 2rem;
  }

  .die-visual {
    width: min(88%, 280px);
  }

  .chip-specs,
  .field-ledger,
  .form-grid,
  .instrument-controls,
  .branch-controls,
  .workload-controls,
  .cache-controls,
  .cache-pattern-controls,
  .caveat-ledger {
    grid-template-columns: minmax(0, 1fr);
  }

  .decoder-anatomy {
    display: block;
  }

  .decoder-anatomy .bit-byte {
    margin-top: 18px;
  }

  .byte-input-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .grammar-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grammar-piece {
    min-height: 108px;
  }

  .pipeline-caption {
    display: grid;
  }

  .cycle-counter,
  .branch-verdict {
    width: 100%;
    margin: 8px 0 0;
    text-align: left;
  }

  .scheduler-metrics,
  .branch-metrics,
  .cache-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .segmented-control {
    width: 100%;
  }

  .order-stream span {
    width: 29px;
    height: 29px;
  }

  .branch-arc,
  .cache-history,
  .timing-vocabulary,
  .cycle-fact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .address-fields {
    grid-template-columns: minmax(0, 1fr);
  }

  .cache-map {
    --sets-visible: 16;
  }

  .breakdown-row {
    grid-template-columns: 100px minmax(0, 1fr) 70px;
  }

  .source-list li {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .source-era {
    grid-column: 2;
  }

  .source-copy {
    grid-column: 2;
  }

  .site-footer {
    padding: 28px 14px 36px 116px;
  }
}

@media (max-width: 430px) {
  .hero {
    padding-left: 114px;
    padding-right: 12px;
  }

  .hero h1 {
    font-size: clamp(2.95rem, 14vw, 4.1rem);
    letter-spacing: -.055em;
  }

  .eyebrow {
    gap: 8px;
    font-size: .62rem;
  }

  .eyebrow i {
    width: 36px;
  }

  .machine-caption {
    font-size: .56rem;
  }

  .instrument-panel {
    padding-inline: 10px;
  }

  .section-heading h2 {
    font-size: 2.55rem;
  }

  .transistor-chart {
    grid-template-columns: repeat(8, 64px);
    overflow-x: auto;
  }

  .transistor-column {
    width: 64px;
  }

  .grammar-strip {
    grid-template-columns: minmax(0, 1fr);
  }

  .counter-machine {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cache-map {
    --sets-visible: 12;
  }

  .site-footer {
    padding-left: 114px;
    font-size: .65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}