:root {
  --desk: #10161f;
  --desk-deep: #0a0e14;
  --desk-panel: #17202c;
  --desk-line: rgba(230, 240, 255, 0.13);
  --paper: #fbf7ef;
  --paper-warm: #f1e8d9;
  --paper-line: rgba(40, 77, 111, 0.13);
  --ink: #173c5a;
  --ink-soft: #496174;
  --blue: #4c86ff;
  --blue-bright: #82c4ff;
  --signal: #dd5a4f;
  --yellow: #f1d46d;
  --green: #c4df8f;
  --white: #f3f7fb;
  --muted: #94a3b4;
  --copy: #b1c0cd;
  --copy-muted: #7f93a5;
  --header-surface: rgba(16, 22, 31, 0.8);
  --frame: #0b1119;
  --frame-bar: #111a25;
  --frame-toolbar: #162231;
  --frame-border: rgba(203, 221, 241, 0.23);
  --frame-copy: #b9c8d7;
  color-scheme: dark;
  --display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --utility: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max-width: 1380px;
  --radius: 5px;
}

:root[data-theme="light"] {
  --desk: #e6e0d5;
  --desk-deep: #d2c9bc;
  --desk-panel: #f4eee4;
  --desk-line: rgba(23, 60, 90, 0.2);
  --paper: #fffdf8;
  --paper-warm: #eee3d4;
  --paper-line: rgba(40, 77, 111, 0.17);
  --ink: #173c5a;
  --ink-soft: #536779;
  --blue: #2f6ec4;
  --blue-bright: #245ca7;
  --signal: #b7463d;
  --yellow: #b88d17;
  --green: #4e7f37;
  --white: #172432;
  --muted: #526371;
  --copy: #425365;
  --copy-muted: #617182;
  --header-surface: rgba(244, 238, 228, 0.88);
  --frame: #f4eee4;
  --frame-bar: #e7ddd0;
  --frame-toolbar: #ddd1c2;
  --frame-border: rgba(23, 60, 90, 0.22);
  --frame-copy: #31485b;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--desk-deep);
  overflow-x: clip;
}

body {
  margin: 0;
  color: var(--white);
  background:
    radial-gradient(circle at 73% 12%, rgba(62, 106, 161, 0.2), transparent 27rem),
    radial-gradient(circle at 8% 80%, rgba(44, 75, 106, 0.18), transparent 30rem),
    var(--desk);
  font-family: var(--body);
  line-height: 1.55;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(204, 224, 245, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(204, 224, 245, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

body::after {
  position: fixed;
  z-index: -1;
  top: 0;
  right: -7rem;
  width: 24rem;
  height: 100%;
  pointer-events: none;
  content: "";
  opacity: 0.6;
  border-left: 1px solid rgba(221, 90, 79, 0.12);
  transform: rotate(7deg);
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

::selection {
  color: var(--desk-deep);
  background: var(--blue-bright);
}

:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.8rem;
  left: 0.8rem;
  padding: 0.6rem 0.85rem;
  color: var(--desk-deep);
  background: var(--yellow);
  font-family: var(--utility);
  font-size: 0.72rem;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-shell {
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto minmax(12rem, 1fr);
  align-items: center;
  gap: 1rem;
  min-height: 5.2rem;
  border-bottom: 1px solid var(--desk-line);
  background: var(--header-surface);
  backdrop-filter: blur(18px);
}

#workspace,
#method,
#download {
  scroll-margin-top: 6.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  width: max-content;
  color: var(--white);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--blue-bright);
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-word {
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 700;
}

.brand-word span {
  color: var(--blue-bright);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.8rem);
  color: var(--muted);
  font-family: var(--utility);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a,
.footer-links a {
  position: relative;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 1px;
  content: "";
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--white);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-tools {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 0.45rem;
}

.language-switcher {
  display: flex;
  padding: 0.2rem;
  border: 1px solid var(--desk-line);
  border-radius: 999px;
}

.language-button {
  min-width: 2rem;
  padding: 0.3rem 0.45rem;
  border: 0;
  border-radius: 999px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-family: var(--utility);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  transition: color 160ms ease, background 160ms ease;
}

.language-button:hover,
.language-button.is-active {
  color: var(--desk-deep);
  background: var(--blue-bright);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  min-height: 2rem;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--desk-line);
  border-radius: 999px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-family: var(--utility);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  color: var(--white);
  border-color: var(--blue-bright);
  background: color-mix(in srgb, var(--blue-bright) 12%, transparent);
}

.theme-toggle-icon {
  width: 0.78rem;
  height: 0.78rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  box-shadow: inset -0.22rem 0 0 var(--yellow);
}

:root[data-theme="light"] .theme-toggle-icon {
  box-shadow: inset 0.22rem 0 0 var(--yellow);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(32rem, 1.18fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 9rem);
  min-height: min(49rem, calc(100vh - 5.2rem));
  padding: clamp(4.2rem, 9vw, 8.2rem) 0 clamp(5rem, 10vw, 9rem);
}

.hero::before {
  position: absolute;
  top: 8%;
  bottom: 9%;
  left: -1rem;
  width: 1px;
  content: "";
  background: linear-gradient(to bottom, transparent, var(--signal), transparent);
  opacity: 0.75;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 39rem;
}

.eyebrow,
.section-kicker,
.feature-caption,
.hero-meta,
.window-title,
.window-page,
.paper-heading,
.paper-footer,
.status-hint,
.visual-label,
.footer-brand,
.download-sticker,
.inside-specs small {
  font-family: var(--utility);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 2rem;
  color: var(--blue-bright);
  font-size: 0.67rem;
}

.eyebrow-mark {
  display: inline-block;
  width: 2.6rem;
  height: 1px;
  background: var(--signal);
}

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

h1,
h2,
h3 {
  font-weight: 400;
}

h1,
h2 {
  font-family: var(--display);
  letter-spacing: -0.05em;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1.8rem;
  color: var(--white);
  font-size: clamp(3.55rem, 6.5vw, 7.2rem);
  line-height: 0.9;
}

h1 em {
  position: relative;
  color: var(--blue-bright);
  font-style: normal;
  white-space: nowrap;
}

h1 em::after {
  position: absolute;
  right: 0.05em;
  bottom: -0.13em;
  left: 0.03em;
  height: 0.07em;
  content: "";
  background: var(--signal);
  transform: rotate(-2deg);
}

.hero-lede {
  max-width: 31rem;
  margin-bottom: 2rem;
  color: #c2ceda;
  font-size: clamp(1.02rem, 1.35vw, 1.25rem);
  line-height: 1.65;
}

.hero-actions,
.download-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.95rem;
  min-height: 3.15rem;
  padding: 0.78rem 1.05rem;
  border: 1px solid transparent;
  border-radius: 2px;
  font-family: var(--utility);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

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

.button-primary {
  color: var(--desk-deep);
  background: var(--blue-bright);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--white);
}

.button-quiet {
  border-color: var(--desk-line);
  color: var(--white);
}

.button-quiet:hover,
.button-quiet:focus-visible {
  border-color: var(--blue-bright);
  color: var(--blue-bright);
}

.button-light {
  color: var(--desk-deep);
  background: var(--paper);
}

.button-light:hover,
.button-light:focus-visible {
  background: var(--white);
}

.button-arrow {
  color: var(--signal);
  font-size: 1.1rem;
  line-height: 0.8;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 1.7rem 0 0;
  color: #758899;
  font-size: 0.62rem;
  line-height: 1.6;
}

.meta-dot {
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: var(--signal);
}

.hero-visual {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 0.75rem 1.4rem 0.75rem 0.7rem;
}

.hero-visual::before {
  position: absolute;
  top: 10%;
  right: -3%;
  width: 10rem;
  height: 10rem;
  content: "";
  border: 1px solid rgba(130, 196, 255, 0.22);
  border-radius: 50%;
  transform: translate(10%, -12%);
}

.demo-window {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--frame-border);
  border-radius: 4px;
  background: var(--frame);
  box-shadow: 18px 26px 0 rgba(4, 7, 12, 0.24), 0 26px 70px rgba(1, 5, 10, 0.45);
  transform: rotate(1.35deg);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.demo-window:hover {
  box-shadow: 22px 32px 0 rgba(4, 7, 12, 0.25), 0 30px 86px rgba(1, 5, 10, 0.52);
  transform: rotate(0deg) translateY(-3px);
}

.demo-window-bar {
  display: grid;
  grid-template-columns: 6rem 1fr auto;
  align-items: center;
  gap: 1rem;
  min-height: 2.85rem;
  padding: 0 0.9rem;
  border-bottom: 1px solid var(--desk-line);
  color: var(--frame-copy);
  background: var(--frame-bar);
}

.window-lights {
  display: flex;
  gap: 0.35rem;
}

.window-lights span {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: #455362;
}

.window-lights span:first-child {
  background: var(--signal);
}

.window-lights span:nth-child(2) {
  background: var(--yellow);
}

.window-title {
  overflow: hidden;
  color: var(--frame-copy);
  font-size: 0.57rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.window-title-divider {
  margin: 0 0.5rem;
  color: var(--signal);
}

.window-page {
  color: var(--blue-bright);
  font-size: 0.55rem;
}

.demo-toolbar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 3.1rem;
  padding: 0.38rem 0.75rem;
  border-bottom: 1px solid var(--desk-line);
  background: var(--frame-toolbar);
}

.tool-button,
.clear-button {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  min-height: 2.25rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid transparent;
  border-radius: 2px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-family: var(--utility);
  font-size: 0.56rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.tool-button:hover,
.tool-button:focus-visible,
.tool-button.is-selected {
  border-color: rgba(130, 196, 255, 0.32);
  color: var(--white);
  background: rgba(130, 196, 255, 0.1);
}

.tool-button.is-selected .tool-glyph {
  color: var(--blue-bright);
}

.tool-glyph {
  position: relative;
  display: inline-block;
  width: 1.15rem;
  height: 1.15rem;
  color: #8ca0b5;
}

.tool-glyph-pen {
  display: grid;
  place-items: center;
  font-family: Georgia, serif;
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1;
  transform: rotate(-17deg);
}

.tool-glyph-highlight::after {
  position: absolute;
  top: 0.38rem;
  left: 0.05rem;
  width: 1rem;
  height: 0.32rem;
  content: "";
  border: 1px solid currentColor;
  background: rgba(241, 212, 109, 0.5);
  transform: rotate(-13deg);
}

.tool-glyph-eraser::after {
  position: absolute;
  top: 0.24rem;
  left: 0.18rem;
  width: 0.75rem;
  height: 0.55rem;
  content: "";
  border: 1px solid currentColor;
  border-radius: 1px;
  transform: rotate(-42deg);
}

.toolbar-spacer {
  flex: 1;
}

.clear-button {
  padding-right: 0.3rem;
  padding-left: 0.3rem;
  color: var(--muted);
  font-size: 0.52rem;
}

.clear-button:hover,
.clear-button:focus-visible {
  color: var(--signal);
}

.demo-paper {
  position: relative;
  aspect-ratio: 1.53 / 1;
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
  isolation: isolate;
}

.demo-paper::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.44;
  background: radial-gradient(circle at 20% 30%, rgba(93, 77, 53, 0.14) 0 0.05rem, transparent 0.08rem);
  background-size: 0.8rem 0.8rem;
  mix-blend-mode: multiply;
}

.paper-grid {
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(to bottom, transparent 0 2.02rem, var(--paper-line) 2.05rem 2.1rem);
}

.paper-margin {
  position: absolute;
  z-index: 1;
  top: 0;
  bottom: 0;
  left: 13.5%;
  width: 2px;
  pointer-events: none;
  background: rgba(221, 90, 79, 0.7);
  box-shadow: 0.25rem 0 0 rgba(221, 90, 79, 0.08);
}

.paper-heading,
.paper-footer {
  position: absolute;
  z-index: 2;
  right: 5.2%;
  left: 17.5%;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  pointer-events: none;
  color: rgba(23, 60, 90, 0.55);
  font-size: clamp(0.43rem, 0.72vw, 0.61rem);
}

.paper-heading {
  top: 6.5%;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid rgba(23, 60, 90, 0.22);
}

.paper-heading span:first-child {
  color: var(--ink);
  font-weight: 700;
}

.paper-footer {
  bottom: 5%;
}

.demo-canvas {
  position: absolute;
  z-index: 3;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

.demo-canvas[data-tool="eraser"] {
  cursor: cell;
}

.demo-text-box {
  position: absolute;
  z-index: 5;
  top: 31%;
  left: 26%;
  width: 38%;
  min-width: 7.8rem;
  min-height: 3.2rem;
  padding: 0.62rem 0.7rem;
  border: 1px dashed rgba(23, 60, 90, 0.45);
  outline: none;
  color: var(--ink);
  background: rgba(251, 247, 239, 0.72);
  box-shadow: 0 0.25rem 0 rgba(23, 60, 90, 0.05);
  cursor: text;
  font-family: var(--display);
  font-size: clamp(0.8rem, 1.3vw, 1.12rem);
  line-height: 1.15;
  resize: none;
  transition: border-color 160ms ease, background 160ms ease;
}

.demo-text-box:hover,
.demo-text-box:focus {
  border-color: var(--blue);
  background: rgba(255, 252, 247, 0.9);
}

.demo-text-box:focus-visible {
  outline: 3px solid var(--blue-bright);
  outline-offset: 3px;
}

.resize-handle {
  position: absolute;
  z-index: 6;
  top: 0;
  left: 0;
  width: 1rem;
  height: 1rem;
  padding: 0;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--blue-bright);
  cursor: default;
  touch-action: none;
  transform: translate(-50%, -50%);
  transition: transform 160ms ease;
}

[data-demo-resize="nw"],
[data-demo-resize="se"] {
  cursor: nwse-resize;
}

[data-demo-resize="ne"],
[data-demo-resize="sw"] {
  cursor: nesw-resize;
}

[data-demo-resize="n"],
[data-demo-resize="s"] {
  cursor: ns-resize;
}

[data-demo-resize="e"],
[data-demo-resize="w"] {
  cursor: ew-resize;
}

.resize-handle:hover,
.resize-handle:focus-visible {
  transform: translate(-50%, -50%) scale(1.25);
}

.resize-handle span::before,
.resize-handle span::after {
  position: absolute;
  width: 0.28rem;
  height: 1px;
  content: "";
  background: var(--ink);
  transform: rotate(-45deg);
}

.resize-handle span::before {
  top: 0.28rem;
  left: 0.23rem;
}

.resize-handle span::after {
  top: 0.48rem;
  left: 0.43rem;
}

.demo-statusbar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.5rem;
  padding: 0 0.85rem;
  color: var(--muted);
  background: var(--frame-bar);
  font-size: 0.62rem;
}

.artwork {
  padding: clamp(4.5rem, 8vw, 8rem) 0;
}

.artwork-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}

.art-slot {
  min-width: 0;
  margin: 0;
}

.art-slot-visual {
  position: relative;
  display: grid;
  min-height: 12rem;
  overflow: hidden;
  border: 1px solid var(--desk-line);
  background-color: var(--paper);
  background-position: center;
  background-size: cover;
  transition: border-color 180ms ease, transform 180ms ease;
}

.art-slot:hover .art-slot-visual {
  border-color: var(--blue-bright);
  transform: translateY(-3px) rotate(-0.35deg);
}

.art-slot-placeholder {
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 0.45rem;
  min-height: 100%;
  padding: 1.25rem;
  background:
    linear-gradient(135deg, transparent 49.5%, rgba(47, 110, 196, 0.11) 50%, transparent 50.5%),
    repeating-linear-gradient(0deg, transparent 0 1.65rem, rgba(47, 110, 196, 0.08) 1.7rem 1.75rem);
  transition: opacity 180ms ease;
}

.art-slot-visual.has-artwork .art-slot-placeholder {
  opacity: 0;
}

.art-slot-file {
  color: var(--blue);
  font-family: var(--utility);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.art-slot-size {
  color: var(--signal);
  font-family: var(--utility);
  font-size: 0.67rem;
  letter-spacing: 0.08em;
}

.art-slot-use {
  max-width: 16rem;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.art-slot > figcaption {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  min-width: 0;
  padding: 0.75rem 0.15rem 0;
  color: var(--white);
  font-family: var(--display);
  font-size: 1rem;
}

.art-slot-status {
  min-width: 0;
  max-width: 55%;
  flex: 1 1 auto;
  color: var(--muted);
  font-family: var(--utility);
  font-size: 0.61rem;
  letter-spacing: 0.04em;
  text-align: right;
  overflow-wrap: anywhere;
}

.art-slot-mark .art-slot-visual {
  background-color: var(--desk-panel);
}

.art-slot-mark .art-slot-placeholder {
  justify-items: center;
  text-align: center;
}

.status-pip {
  width: 0.42rem;
  height: 0.42rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0.24rem rgba(196, 223, 143, 0.12);
}

.status-hint {
  margin-left: auto;
  color: #a7bacb;
  font-size: 0.5rem;
}

.visual-label {
  position: absolute;
  z-index: 2;
  color: #72869b;
  font-size: 0.53rem;
  writing-mode: vertical-rl;
}

.visual-label-left {
  bottom: 2.4rem;
  left: -0.1rem;
  transform: rotate(180deg);
}

.visual-label-right {
  top: 4.2rem;
  right: -0.1rem;
}

.section-rule {
  border-top: 1px solid var(--desk-line);
}

.manifesto {
  display: grid;
  grid-template-columns: 5.8rem minmax(0, 1.15fr) minmax(14rem, 0.85fr);
  gap: clamp(2rem, 5vw, 6.4rem);
  align-items: start;
  padding: clamp(4.5rem, 9vw, 8.4rem) 0;
}

.manifesto-stamp {
  display: grid;
  width: 4.5rem;
  height: 4.5rem;
  padding: 0.45rem;
  align-content: center;
  justify-items: center;
  border: 1px solid var(--signal);
  color: var(--signal);
  font-family: var(--utility);
  font-size: 0.52rem;
  letter-spacing: 0.14em;
  line-height: 1.12;
  transform: rotate(-7deg);
}

.section-kicker {
  margin-bottom: 1.1rem;
  color: var(--signal);
  font-size: 0.63rem;
}

.manifesto h2,
.section-heading h2,
.inside-copy h2,
.principles h2,
.download-band h2 {
  max-width: 13ch;
  margin-bottom: 0;
  color: var(--white);
  font-size: clamp(2.7rem, 5.3vw, 5.4rem);
  line-height: 0.95;
}

.manifesto-copy {
  max-width: 26rem;
  padding-top: 2.3rem;
  color: var(--copy);
}

.manifesto-copy p:first-child {
  margin-bottom: 2rem;
  font-size: 1rem;
  line-height: 1.75;
}

.pull-quote {
  padding-left: 1rem;
  border-left: 2px solid var(--signal);
  color: var(--paper);
  font-family: var(--display);
  font-size: 1.35rem;
  font-style: italic;
}

.features {
  padding: clamp(4.5rem, 9vw, 8.4rem) 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: clamp(3rem, 6vw, 5.7rem);
}

.section-aside {
  max-width: 12rem;
  margin: 0 0 0.25rem;
  color: var(--copy-muted);
  font-family: var(--utility);
  font-size: 0.65rem;
  line-height: 1.55;
  text-transform: uppercase;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 3rem);
}

.feature-card {
  position: relative;
  min-height: 19.5rem;
  padding: 1.15rem 0.35rem 1rem 0;
  border-top: 1px solid rgba(203, 221, 241, 0.3);
}

.feature-card::after {
  position: absolute;
  top: -1px;
  left: 0;
  width: 2.6rem;
  height: 2px;
  content: "";
  background: var(--blue-bright);
}

.feature-index {
  color: var(--signal);
  font-family: var(--utility);
  font-size: 0.65rem;
}

.feature-card h3 {
  max-width: 11ch;
  margin: 2.2rem 0 1.15rem;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(1.7rem, 2.5vw, 2.35rem);
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.feature-card p {
  max-width: 24rem;
  margin-bottom: 1.5rem;
  color: #9aabba;
  font-size: 0.93rem;
  line-height: 1.7;
}

.feature-caption {
  color: #72879a;
  font-size: 0.54rem;
}

.feature-icon {
  position: absolute;
  top: 1rem;
  right: 0.3rem;
  width: 3.2rem;
  height: 2.7rem;
  opacity: 0.9;
}

.feature-icon-ink span {
  position: absolute;
  display: block;
  width: 2.4rem;
  height: 0.24rem;
  border-radius: 50%;
  background: var(--blue-bright);
  transform: rotate(-32deg);
}

.feature-icon-ink span:first-child {
  top: 0.25rem;
  right: 0.1rem;
}

.feature-icon-ink span:nth-child(2) {
  top: 1.05rem;
  right: 0.55rem;
  background: var(--signal);
  transform: rotate(13deg);
}

.feature-icon-ink span:last-child {
  top: 1.8rem;
  right: 0.05rem;
  background: var(--yellow);
  transform: rotate(-7deg);
}

.feature-icon-pages span,
.feature-icon-file span {
  position: absolute;
  display: block;
  width: 2rem;
  height: 2.35rem;
  border: 1px solid var(--blue-bright);
  background: var(--desk-panel);
}

.feature-icon-pages span:first-child,
.feature-icon-file span:first-child {
  top: 0.35rem;
  left: 0.1rem;
  transform: rotate(-11deg);
}

.feature-icon-pages span:nth-child(2),
.feature-icon-file span:nth-child(2) {
  top: 0.15rem;
  left: 0.55rem;
  border-color: var(--signal);
  transform: rotate(5deg);
}

.feature-icon-pages span:last-child,
.feature-icon-file span:last-child {
  top: 0;
  left: 1rem;
  border-color: var(--yellow);
  transform: rotate(17deg);
}

.feature-icon-file span::after {
  position: absolute;
  top: 0.5rem;
  right: 0.28rem;
  left: 0.28rem;
  height: 1px;
  content: "";
  background: currentColor;
  box-shadow: 0 0.45rem 0 currentColor, 0 0.9rem 0 currentColor;
  opacity: 0.55;
}

.inside {
  display: grid;
  grid-template-columns: minmax(19rem, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(3rem, 9vw, 10rem);
  padding: clamp(5rem, 11vw, 10rem) 0;
}

.notebook-visual {
  position: relative;
  min-height: 33rem;
}

.notebook-shadow {
  position: absolute;
  right: 3%;
  bottom: 3%;
  left: 4%;
  height: 74%;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.38);
  filter: blur(22px);
  transform: rotate(-8deg);
}

.notebook-sheet {
  position: absolute;
  top: 9%;
  left: 13%;
  width: 72%;
  height: 81%;
  border: 1px solid rgba(23, 60, 90, 0.13);
  background: var(--paper-warm);
  box-shadow: 0.5rem 0.9rem 1.4rem rgba(0, 0, 0, 0.14);
  transform: rotate(-7deg);
}

.notebook-sheet-back {
  background: #d8c9b3;
  transform: rotate(12deg) translate(8%, 2%);
}

.notebook-sheet-mid {
  background: #e7dccb;
  transform: rotate(3deg) translate(4%, 1%);
}

.notebook-sheet-front {
  overflow: hidden;
  color: var(--ink);
  background:
    repeating-linear-gradient(to bottom, transparent 0 2.15rem, rgba(23, 60, 90, 0.1) 2.17rem 2.22rem),
    var(--paper);
  transform: rotate(-3.5deg);
}

.notebook-sheet-front::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 15%;
  width: 2px;
  content: "";
  background: rgba(221, 90, 79, 0.7);
}

.sheet-rail {
  position: absolute;
  top: 0;
  right: 12%;
  bottom: 0;
  width: 1px;
  background: rgba(23, 60, 90, 0.12);
}

.sheet-label {
  position: absolute;
  top: 13%;
  left: 22%;
  font-family: var(--utility);
  font-size: clamp(0.48rem, 0.72vw, 0.62rem);
  letter-spacing: 0.14em;
  line-height: 1.8;
}

.sheet-label strong {
  color: var(--signal);
  font-size: 1.05em;
}

.sheet-line {
  position: absolute;
  left: 23%;
  width: 42%;
  height: 0.32rem;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0.76;
}

.sheet-line-one {
  top: 40%;
  transform: rotate(-6deg);
}

.sheet-line-two {
  top: 47%;
  width: 55%;
  background: var(--signal);
  transform: rotate(4deg);
}

.sheet-line-three {
  top: 55%;
  width: 30%;
  background: var(--yellow);
  transform: rotate(-2deg);
}

.sheet-scribble {
  position: absolute;
  right: 18%;
  bottom: 21%;
  color: var(--blue);
  font-family: var(--display);
  font-size: 4rem;
  transform: rotate(-16deg);
}

.sheet-tag {
  position: absolute;
  right: 14%;
  bottom: 9%;
  color: rgba(23, 60, 90, 0.62);
  font-family: var(--utility);
  font-size: 0.52rem;
  letter-spacing: 0.12em;
}

.notebook-note {
  position: absolute;
  padding: 0.5rem 0.58rem;
  border: 1px solid currentColor;
  background: var(--desk);
  box-shadow: 0.35rem 0.35rem 0 rgba(0, 0, 0, 0.15);
  font-family: var(--utility);
  font-size: 0.54rem;
  letter-spacing: 0.08em;
  line-height: 1.35;
}

.notebook-note-blue {
  top: 11%;
  right: 2%;
  color: var(--blue-bright);
  transform: rotate(8deg);
}

.notebook-note-red {
  right: 3%;
  bottom: 8%;
  color: var(--signal);
  transform: rotate(-8deg);
}

.inside-copy {
  max-width: 40rem;
}

.inside-copy h2 {
  margin-bottom: 1.7rem;
}

.inside-lede {
  max-width: 34rem;
  margin-bottom: 2.2rem;
  color: #adbdca;
  font-size: 1rem;
  line-height: 1.75;
}

.promise-list {
  display: grid;
  gap: 0;
  max-width: 34rem;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(203, 221, 241, 0.18);
}

.promise-list li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(203, 221, 241, 0.18);
  color: #d1dce5;
  font-size: 0.9rem;
}

.promise-marker {
  color: var(--signal);
  font-family: var(--display);
  font-size: 1.2rem;
}

.inside-specs {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3.7rem);
  margin-top: 2.3rem;
}

.inside-specs span {
  display: grid;
  gap: 0.26rem;
}

.inside-specs strong {
  color: var(--blue-bright);
  font-family: var(--utility);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.inside-specs small {
  color: #72879a;
  font-size: 0.5rem;
}

.principles {
  display: grid;
  grid-template-columns: minmax(14rem, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(3rem, 9vw, 10rem);
  padding: clamp(4.8rem, 9vw, 8rem) 0;
}

.principles h2 {
  font-size: clamp(2.5rem, 4.7vw, 4.7rem);
}

.principle-list {
  border-top: 1px solid rgba(203, 221, 241, 0.2);
}

.principle-row {
  display: grid;
  grid-template-columns: 2rem minmax(8rem, 0.55fr) 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1.2rem 0;
  border-bottom: 1px solid rgba(203, 221, 241, 0.2);
}

.principle-number {
  color: var(--signal);
  font-family: var(--utility);
  font-size: 0.7rem;
}

.principle-row h3 {
  margin: 0;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.principle-row p {
  max-width: 22rem;
  margin: 0;
  color: #9eafbd;
  font-size: 0.86rem;
}

.download-band {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.5fr);
  gap: 2rem;
  align-items: center;
  overflow: hidden;
  margin-top: clamp(1rem, 3vw, 3rem);
  padding: clamp(3.5rem, 7vw, 6.5rem) clamp(1.5rem, 5vw, 5.4rem);
  color: var(--desk-deep);
  background:
    radial-gradient(circle at 90% 20%, rgba(255, 255, 255, 0.3), transparent 16rem),
    var(--blue-bright);
}

.download-band::before {
  position: absolute;
  top: -30%;
  right: 28%;
  width: 1px;
  height: 160%;
  content: "";
  background: rgba(16, 22, 31, 0.18);
  transform: rotate(28deg);
}

.download-band::after {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 48%;
  width: 2px;
  content: "";
  background: var(--signal);
  opacity: 0.9;
}

.download-band .section-kicker {
  color: var(--desk-deep);
}

.download-band h2 {
  max-width: 11ch;
  margin-bottom: 1.35rem;
  color: var(--desk-deep);
}

.download-copy > p:not(.section-kicker) {
  max-width: 35rem;
  margin-bottom: 2rem;
  color: rgba(16, 22, 31, 0.78);
  font-size: 1rem;
  line-height: 1.7;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--desk-deep);
  font-family: var(--utility);
  font-size: 0.67rem;
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--signal);
}

.download-sticker {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(100%, 15rem);
  aspect-ratio: 1;
  padding: 1.4rem;
  align-content: center;
  justify-items: center;
  border: 1px solid var(--desk-deep);
  color: var(--desk-deep);
  font-size: clamp(1.25rem, 3vw, 2.15rem);
  line-height: 1;
  transform: rotate(7deg);
}

.download-sticker span:first-child {
  font-family: var(--display);
}

.download-sticker span:nth-child(2) {
  color: var(--signal);
  font-family: var(--utility);
  font-size: 0.9em;
  letter-spacing: 0.1em;
}

.download-sticker small {
  margin-top: 1rem;
  font-size: 0.45rem;
  letter-spacing: 0.12em;
}

.not-found-page {
  width: min(100% - 2.5rem, var(--max-width));
  min-height: 100vh;
  margin: 0 auto;
  padding-top: 2.1rem;
}

.not-found-layout {
  display: grid;
  min-height: calc(100vh - 8rem);
  align-content: center;
  justify-items: start;
  padding: clamp(4rem, 12vw, 10rem) 0;
}

.not-found-layout h1 {
  max-width: 11ch;
  margin-bottom: 1.6rem;
}

.not-found-layout .hero-lede {
  max-width: 27rem;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
  min-height: 8rem;
  padding: 2.2rem 0 2.5rem;
  color: var(--copy-muted);
  font-size: 0.72rem;
}

.footer-brand {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.58rem;
}

.footer-brand > span:nth-child(2) {
  color: var(--white);
}

.footer-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--signal);
}

.footer-slash {
  color: var(--signal);
}

.footer-links {
  display: flex;
  gap: 1.3rem;
  font-family: var(--utility);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-copy {
  justify-self: end;
  margin: 0;
  color: var(--copy);
  text-align: right;
}

@keyframes paper-in {
  from {
    opacity: 0;
    transform: translateY(1.2rem) rotate(3deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(1.35deg);
  }
}

.hero-visual .demo-window {
  animation: paper-in 800ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@media (max-width: 1050px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    order: 3;
    grid-column: 1 / -1;
    justify-content: center;
    min-height: 2.6rem;
    border-top: 1px solid var(--desk-line);
  }

  .site-nav a::after {
    bottom: -0.35rem;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 3.7rem;
    min-height: 0;
  }

  .hero-copy {
    max-width: 45rem;
  }

  h1 {
    max-width: 11ch;
  }

  .hero-visual {
    width: min(100%, 52rem);
    justify-self: center;
  }

  .manifesto {
    grid-template-columns: 5rem 1fr 1fr;
    gap: 2.2rem;
  }

  .inside {
    gap: 4rem;
  }

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

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 1.35rem, var(--max-width));
  }

  .not-found-page {
    width: min(100% - 1.35rem, var(--max-width));
  }

  .site-header {
    min-height: 4.2rem;
  }

  .brand-word {
    font-size: 0.7rem;
  }

  .theme-toggle-label {
    display: none;
  }

  .theme-toggle {
    width: 2rem;
    justify-content: center;
    padding-right: 0.3rem;
    padding-left: 0.3rem;
  }

  .site-nav {
    gap: 1.1rem;
    justify-content: flex-start;
    overflow-x: auto;
    font-size: 0.58rem;
  }

  .hero {
    padding-top: 4rem;
  }

  .hero::before {
    left: -0.3rem;
  }

  h1 {
    font-size: clamp(3.25rem, 16vw, 5.5rem);
  }

  .hero-actions .button {
    flex: 1 1 11rem;
  }

  .hero-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .meta-dot {
    display: none;
  }

  .hero-visual {
    padding-right: 0.3rem;
    padding-left: 0.3rem;
  }

  .visual-label {
    display: none;
  }

  .demo-window {
    transform: none;
  }

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

  .demo-window-bar {
    grid-template-columns: 4rem 1fr auto;
  }

  .tool-button {
    width: 2.25rem;
    padding: 0.35rem;
    justify-content: center;
  }

  .tool-button > span:last-child {
    display: none;
  }

  .clear-button {
    max-width: 4.5rem;
    text-align: right;
    white-space: normal;
  }

  .demo-statusbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.18rem;
    padding: 0.6rem 0.85rem;
  }

  .status-pip {
    position: absolute;
    margin-top: 0.1rem;
  }

  .demo-statusbar > span:nth-child(2) {
    padding-left: 1rem;
  }

  .status-hint {
    margin-left: 1rem;
  }

  .artwork-grid {
    grid-template-columns: 1fr;
  }

  .art-slot-visual {
    min-height: 10rem;
  }

  .manifesto,
  .inside,
  .principles,
  .download-band {
    grid-template-columns: 1fr;
  }

  .manifesto {
    gap: 2rem;
  }

  .manifesto-stamp {
    width: 4rem;
    height: 4rem;
  }

  .manifesto-copy {
    padding-top: 0;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    gap: 1.25rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .feature-card {
    min-height: 0;
  }

  .feature-card h3 {
    max-width: 14ch;
  }

  .inside {
    gap: 3.6rem;
  }

  .notebook-visual {
    min-height: 25rem;
  }

  .notebook-note-blue {
    right: 0;
  }

  .notebook-note-red {
    right: 0;
  }

  .principles {
    gap: 2.7rem;
  }

  .principle-row {
    grid-template-columns: 1.5rem 1fr;
    gap: 0.55rem 0.8rem;
  }

  .principle-row p {
    grid-column: 2;
  }

  .download-band {
    gap: 3.3rem;
    padding: 3.2rem 1.2rem 3.7rem;
  }

  .download-band::after {
    top: 62%;
    right: 0;
    bottom: auto;
    left: 0;
    width: auto;
    height: 2px;
  }

  .download-sticker {
    width: 11.5rem;
    justify-self: end;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 1.2rem;
    padding-bottom: 2rem;
  }

  .footer-copy {
    justify-self: start;
    text-align: left;
  }
}

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

@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--desk);
    backdrop-filter: none;
  }

  .demo-text-box {
    background: var(--paper);
  }
}

@media (forced-colors: active) {
  .site-header,
  .language-switcher,
  .theme-toggle,
  .button,
  .tool-button,
  .demo-window,
  .demo-text-box,
  .download-band {
    border: 1px solid CanvasText;
  }

  .button-primary,
  .button-light,
  .language-button.is-active {
    color: ButtonText;
    background: ButtonFace;
  }

  .paper-margin,
  .download-band::after,
  .eyebrow-mark {
    background: Highlight;
  }
}