:root {
  color-scheme: light;
  --paper: #f7f0df;
  --paper-2: #ede1c8;
  --ink: #171312;
  --ink-soft: #2b2420;
  --muted: #746a5b;
  --muted-2: #998b77;
  --line: rgba(23, 19, 18, 0.14);
  --cream: #fff9eb;
  --pear: #d8ff5f;
  --jade: #24b58f;
  --clay: #dc6f44;
  --plum: #3b2438;
  --rose: #f1a28b;
  --panel: rgba(255, 249, 235, 0.78);
  --panel-solid: #fff9eb;
  --shadow: 0 26px 90px rgba(41, 31, 24, 0.18);
  --shadow-hard: 10px 10px 0 rgba(23, 19, 18, 0.95);
  --radius-sm: 12px;
  --radius: 24px;
  --radius-lg: 34px;
  --font-display: "Space Grotesk", "Arial Black", sans-serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Cascadia Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 16% 12%, rgba(216, 255, 95, 0.28), transparent 30rem),
    radial-gradient(circle at 88% 8%, rgba(220, 111, 68, 0.2), transparent 28rem),
    linear-gradient(135deg, var(--paper), var(--paper-2));
  color: var(--ink);
  font-family: var(--font-body);
  text-rendering: geometricPrecision;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -4;
  content: "";
  background:
    linear-gradient(rgba(23, 19, 18, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 19, 18, 0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), transparent 72%);
}

a {
  color: inherit;
}

button,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
p,
figure,
ul {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
}

.orb {
  position: absolute;
  width: 32rem;
  height: 32rem;
  border-radius: 999px;
  filter: blur(28px);
  opacity: 0.5;
}

.orb-one {
  right: -12rem;
  top: 12rem;
  background: var(--rose);
  animation: drift 18s ease-in-out infinite alternate;
}

.orb-two {
  bottom: -14rem;
  left: -10rem;
  background: var(--jade);
  animation: drift 22s ease-in-out infinite alternate-reverse;
}

.grain {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-image:
    repeating-radial-gradient(circle at 0 0, rgba(23, 19, 18, 0.32) 0, rgba(23, 19, 18, 0.32) 1px, transparent 1px, transparent 6px);
  mix-blend-mode: multiply;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 58px);
  border-bottom: 1px solid rgba(23, 19, 18, 0.12);
  background: rgba(247, 240, 223, 0.82);
  backdrop-filter: blur(20px);
}

.brand,
.nav-links,
.hero-actions,
.proof-pills,
.demo-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  text-decoration: none;
}

.brand span:last-child {
  display: grid;
  gap: 1px;
}

.brand strong {
  font-family: var(--font-display);
  letter-spacing: -0.03em;
}

.brand small {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(216, 255, 95, 0.8);
  border-radius: 14px;
  background: var(--ink);
  color: var(--pear);
  font-family: var(--font-display);
  font-size: 0.86rem;
  box-shadow: 6px 6px 0 rgba(23, 19, 18, 0.16);
}

.nav-links {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav-links a {
  padding: 9px 11px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.nav-links a:hover {
  color: var(--ink);
  background: rgba(255, 249, 235, 0.78);
  transform: translateY(-1px);
}

.nav-links .nav-pill {
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255, 249, 235, 0.72);
}

main {
  display: grid;
  gap: clamp(70px, 10vw, 132px);
  padding-bottom: 54px;
}

.hero-section,
.story-section,
.split-section,
.microscope-section,
.proof-section,
.run-section {
  width: min(1220px, calc(100% - 36px));
  margin: 0 auto;
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.93fr) minmax(420px, 1.07fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: calc(100vh - 76px);
  padding-top: clamp(42px, 7vw, 86px);
}

.eyebrow,
.panel-kicker,
.label {
  color: var(--clay);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: var(--font-display);
  letter-spacing: -0.075em;
}

h1 {
  max-width: 820px;
  margin-top: 14px;
  font-size: clamp(4rem, 8.8vw, 8.9rem);
  line-height: 0.83;
}

h2 {
  font-size: clamp(2.45rem, 5.4vw, 5.6rem);
  line-height: 0.9;
}

h3 {
  font-family: var(--font-display);
  letter-spacing: -0.035em;
}

.hero-lede {
  max-width: 690px;
  margin-top: 24px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.32rem);
  font-weight: 700;
  line-height: 1.56;
}

.hero-actions,
.demo-links {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 19px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button.primary {
  background: var(--ink);
  color: var(--paper);
  box-shadow: 7px 7px 0 var(--pear);
}

.button.primary:hover {
  box-shadow: 10px 10px 0 var(--pear);
}

.button.secondary {
  background: rgba(255, 249, 235, 0.78);
  color: var(--ink);
  box-shadow: 0 12px 30px rgba(23, 19, 18, 0.08);
}

.button.wide {
  width: 100%;
}

.proof-pills {
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 25px;
}

.proof-pills span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 249, 235, 0.72);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
}

.hero-stage {
  position: relative;
  min-height: 620px;
  padding: clamp(16px, 2.5vw, 26px);
  border: 1px solid rgba(23, 19, 18, 0.18);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(255, 249, 235, 0.86), rgba(237, 225, 200, 0.72)),
    radial-gradient(circle at 80% 18%, rgba(216, 255, 95, 0.42), transparent 18rem);
  box-shadow: var(--shadow-hard), var(--shadow);
  isolation: isolate;
  transform: rotate(1deg);
}

.hero-stage::before {
  position: absolute;
  inset: 18px;
  z-index: -1;
  content: "";
  border: 1px dashed rgba(23, 19, 18, 0.18);
  border-radius: 26px;
}

.stage-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.stage-toolbar span {
  width: 12px;
  height: 12px;
  border: 1px solid rgba(23, 19, 18, 0.25);
  border-radius: 999px;
  background: var(--rose);
}

.stage-toolbar span:nth-child(2) {
  background: var(--pear);
}

.stage-toolbar span:nth-child(3) {
  background: var(--jade);
}

.stage-toolbar strong {
  margin-left: auto;
  font-weight: 600;
}

.stage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.stage-card {
  position: relative;
  min-height: 150px;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(23, 19, 18, 0.14);
  border-radius: 22px;
  background: rgba(255, 249, 235, 0.82);
  box-shadow: 0 16px 38px rgba(23, 19, 18, 0.09);
  animation: liftIn 700ms ease both;
}

.stage-card span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
}

.stage-card p {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.45rem);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.prompt-card {
  min-height: 210px;
  background: var(--ink);
  color: var(--paper);
}

.prompt-card span {
  color: var(--pear);
}

.output-card {
  background: var(--pear);
}

.probability-card {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
}

.mini-bar {
  position: relative;
  height: 34px;
  overflow: hidden;
  border: 1px solid rgba(23, 19, 18, 0.16);
  border-radius: 999px;
  background: rgba(23, 19, 18, 0.08);
}

.mini-bar b {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--clay), var(--rose), var(--pear));
}

.mini-bar em {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  height: 100%;
  padding-left: 13px;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-style: normal;
  font-weight: 600;
}

.heat-card {
  grid-column: 1 / -1;
}

.mini-heat {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
  margin-top: 14px;
}

.mini-heat i {
  aspect-ratio: 1;
  border-radius: 10px;
  background: var(--pear);
  box-shadow: inset 0 0 0 1px rgba(23, 19, 18, 0.08);
}

.mini-heat i:nth-child(3n) {
  background: var(--rose);
}

.mini-heat i:nth-child(4n) {
  background: var(--jade);
}

.mini-heat i:nth-child(5n) {
  background: var(--clay);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 24px;
}

.section-heading.compact {
  max-width: 980px;
}

.section-heading h2 {
  margin-top: 10px;
}

.section-heading p:last-child,
.run-section > div > p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.58;
}

.story-grid,
.split-grid,
.proof-grid {
  display: grid;
  gap: 16px;
}

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

.story-grid article,
.split-card,
.proof-grid article,
.panel,
.control-panel,
.run-section {
  border: 1px solid rgba(23, 19, 18, 0.14);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.story-grid article,
.split-card,
.proof-grid article {
  min-height: 280px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius);
}

.story-grid article {
  display: grid;
  align-content: space-between;
  gap: 28px;
}

.story-grid article span {
  color: var(--jade);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
}

.story-grid h3,
.split-card h3,
.proof-grid h3 {
  margin-top: 8px;
  font-size: clamp(1.55rem, 2.7vw, 2.35rem);
  line-height: 0.98;
}

.story-grid p,
.split-card p,
.proof-grid p,
.split-card li {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.55;
}

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

.split-card {
  position: relative;
  overflow: hidden;
}

.split-card::after {
  position: absolute;
  right: -38px;
  bottom: -38px;
  width: 170px;
  height: 170px;
  border-radius: 999px;
  content: "";
  background: rgba(216, 255, 95, 0.28);
}

.product-card::after {
  background: rgba(36, 181, 143, 0.22);
}

.split-card ul {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.split-card li {
  position: relative;
  padding-left: 22px;
}

.split-card li::before {
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  content: "";
  background: var(--clay);
}

.workbench {
  display: grid;
  grid-template-columns: minmax(280px, 350px) minmax(0, 1fr);
  gap: 18px;
}

.control-panel,
.panel {
  border-radius: var(--radius);
}

.control-panel {
  align-self: start;
  display: grid;
  gap: 16px;
  padding: 18px;
}

.control-panel label {
  display: grid;
  gap: 9px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 900;
}

textarea {
  width: 100%;
  min-height: 138px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  outline: none;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  resize: none;
}

.switch-row,
.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.switch {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-solid);
  color: var(--muted);
  font-weight: 900;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.switch:hover {
  transform: translateY(-1px);
}

.switch.active {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--pear);
}

.metric-grid div {
  display: grid;
  gap: 4px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 249, 235, 0.76);
}

.metric-grid span,
.panel-title > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
}

.metric-grid strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
}

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

.panel {
  min-width: 0;
  padding: 18px;
}

.output-panel,
.attention-panel,
.timeline-panel {
  grid-column: 1 / -1;
}

.panel-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.panel-title h3 {
  margin-top: 3px;
  font-size: 1.25rem;
}

#modeBadge {
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--pear);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  white-space: nowrap;
}

#generatedText {
  min-height: 72px;
  padding: 17px;
  border-left: 7px solid var(--jade);
  border-radius: 18px;
  background: var(--panel-solid);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 2rem);
  letter-spacing: -0.045em;
  line-height: 1.16;
}

.token-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.token-chip {
  display: inline-grid;
  grid-template-columns: auto auto;
  gap: 4px 8px;
  align-items: center;
  min-height: 42px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(216, 255, 95, 0.28);
  font-weight: 900;
  animation: rise 420ms ease both;
}

.token-chip span:last-child {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
}

.probability-list,
.timeline {
  display: grid;
  gap: 11px;
}

.prob-row {
  display: grid;
  grid-template-columns: minmax(68px, 112px) minmax(0, 1fr) 52px;
  gap: 10px;
  align-items: center;
  animation: rise 460ms ease both;
}

.prob-token {
  overflow: hidden;
  font-weight: 950;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-track {
  height: 14px;
  overflow: hidden;
  border: 1px solid rgba(23, 19, 18, 0.1);
  border-radius: 999px;
  background: rgba(23, 19, 18, 0.09);
}

.bar-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--clay), var(--rose), var(--pear));
  transition: width 760ms cubic-bezier(.2, .8, .2, 1);
}

.prob-value {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-align: right;
}

.attention-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(42px, 1fr));
  gap: 7px;
}

.heat-cell {
  display: grid;
  place-items: center;
  min-height: 46px;
  border: 1px solid rgba(23, 19, 18, 0.08);
  border-radius: 14px;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  animation: rise 420ms ease both;
}

.timeline-step {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-solid);
  animation: rise 460ms ease both;
}

.timeline-step strong:first-child {
  color: var(--clay);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.timeline-step p {
  color: var(--muted);
  font-weight: 750;
  line-height: 1.45;
}

.timeline-step p strong {
  color: var(--ink);
}

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

.proof-grid article {
  min-height: 250px;
}

.proof-grid article span {
  color: var(--clay);
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.showcase-frame {
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid rgba(23, 19, 18, 0.16);
  border-radius: var(--radius-lg);
  background: var(--panel-solid);
  box-shadow: var(--shadow);
}

.showcase-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.run-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  gap: 24px;
  align-items: center;
  padding: clamp(22px, 4vw, 38px);
  border-radius: var(--radius-lg);
}

pre {
  margin: 0;
  overflow-x: auto;
  border: 1px solid rgba(216, 255, 95, 0.18);
  border-radius: 22px;
  background: var(--ink);
  color: var(--paper);
  box-shadow: inset 0 0 0 1px rgba(255, 249, 235, 0.08);
}

code {
  display: block;
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.75;
}

.run-section .demo-links {
  grid-column: 1 / -1;
  margin-top: 0;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 24px clamp(18px, 4vw, 58px);
  border-top: 1px solid rgba(23, 19, 18, 0.12);
  color: var(--muted);
  font-weight: 700;
}

footer span:first-child {
  color: var(--ink);
  font-family: var(--font-display);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes liftIn {
  from {
    opacity: 0;
    transform: translateY(16px) rotate(-1deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(0);
  }
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(-4rem, 2rem, 0) scale(1.12);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 1080px) {
  .hero-section,
  .workbench,
  .run-section {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-stage {
    transform: none;
  }

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

@media (max-width: 760px) {
  .site-header,
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  main {
    gap: 72px;
  }

  .hero-section,
  .story-section,
  .split-section,
  .microscope-section,
  .proof-section,
  .run-section {
    width: min(100% - 24px, 1220px);
  }

  h1 {
    font-size: clamp(3.25rem, 16vw, 5rem);
  }

  .hero-stage {
    min-height: auto;
    box-shadow: 0 20px 50px rgba(23, 19, 18, 0.16);
  }

  .stage-grid,
  .story-grid,
  .split-grid,
  .dashboard,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .probability-card,
  .heat-card,
  .output-panel,
  .attention-panel,
  .timeline-panel {
    grid-column: auto;
  }

  .panel-title,
  .prob-row,
  .timeline-step {
    grid-template-columns: 1fr;
  }

  .panel-title {
    flex-direction: column;
  }

  .prob-value {
    text-align: left;
  }
}