/* ABOUTME: Styles a grayscale Pagepaint release sheet with neon installation actions and a demo film. */
/* ABOUTME: Provides responsive installation and feedback instructions with visible keyboard focus. */
@font-face {
  font-family: "DM Sans";
  src: url("/demo/fonts/dm-sans-400.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("/demo/fonts/dm-sans-500.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("/demo/fonts/dm-sans-700.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
:root {
  color-scheme: light;
  --ink: #171717;
  --paper: #fafafa;
  --muted: #626262;
  --rule: #cecece;
  --accent: #dcff00;
  --accent-hover: #e6ff4d;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-family: "DM Sans", sans-serif;
  color: var(--ink);
  background: var(--paper);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
body {
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
}
a {
  color: inherit;
  text-underline-offset: 4px;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
button:active {
  transform: translateY(1px);
}
a:focus-visible,
button:focus-visible,
pre:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 5px;
}
h1,
h2,
h3,
p,
figure,
blockquote {
  margin: 0;
}
code {
  font-family: var(--mono);
  font-size: 0.86em;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 12px 20px;
  color: var(--ink);
  background: white;
  transform: translateY(-200%);
}
.skip-link:focus {
  transform: translateY(0);
}
.masthead {
  color: #fafafa;
  background: var(--ink);
}
.masthead-inner {
  max-width: 1376px;
  min-height: 74px;
  padding: 12px 48px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.wordmark {
  text-decoration: none;
  font-size: 29px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -1.5px;
}
.wordmark img {
  display: block;
  width: 168px;
  height: auto;
}
.install-intro {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  padding: 0 0 24px;
}
.install-intro h2 {
  font-size: 28px;
  letter-spacing: -0.04em;
}
.install-intro p {
  color: var(--muted);
  font-size: 14px;
}
.option-label {
  font-family: var(--mono);
  font-size: 12px;
  margin-bottom: 20px;
  color: inherit;
}
.masthead nav {
  display: flex;
  gap: 30px;
  font-size: 14px;
}
.masthead nav a {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 0;
}
.masthead nav a:hover {
  text-decoration: underline;
}
main,
footer {
  max-width: 1376px;
  margin: auto;
  padding-inline: 48px;
}
.lead {
  padding: 28px 0 56px;
}
.release-line {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  font-size: 12px;
  color: var(--muted);
  font-family: var(--mono);
}
h1 {
  font-size: clamp(40px, 4.8vw, 68px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.02;
  margin: 28px 0 32px;
}
.lead-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.35fr) minmax(240px, 1fr);
  gap: 36px;
}
.film {
  min-width: 0;
}
.film-frame {
  aspect-ratio: 16 / 9;
  background: #1b1b1b;
  overflow: hidden;
}
video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}
.film-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
  font-size: 12px;
  color: var(--muted);
}
.film-controls {
  display: flex;
  gap: 12px;
}
.film-controls button {
  border: none;
  border-bottom: 1px solid #989898;
  padding: 8px 0;
  min-height: 44px;
  color: var(--ink);
  background: transparent;
  white-space: nowrap;
}
.film-controls button:hover {
  border-color: var(--ink);
}
.synopsis {
  border-top: 3px solid var(--ink);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}
.synopsis h2 {
  font-size: clamp(25px, 2.2vw, 32px);
  letter-spacing: -0.04em;
  line-height: 1.15;
  max-width: 12ch;
}
.synopsis p {
  color: #4d4d4d;
  font-size: 15px;
  max-width: 36ch;
}
.try-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border: 1px solid var(--ink);
  border-radius: 0;
  padding: 12px 18px;
  margin-top: 2px;
  background: var(--accent);
  color: var(--ink);
  min-height: 48px;
  white-space: nowrap;
}
.try-button:hover {
  background: var(--accent-hover);
}
.synopsis .local-note {
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 33ch;
}
.install {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(0, 2.35fr);
  gap: 40px;
  padding: 36px;
  color: #fafafa;
  background: var(--ink);
}
.install h2 {
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}
.install-heading p {
  font-size: 14px;
  line-height: 1.5;
  max-width: 35ch;
  color: #c4c4c4;
}
.installer {
  min-width: 0;
}
.code-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #484848;
  color: #b8b8b8;
  font-family: var(--mono);
  font-size: 12px;
}
.code-heading button {
  border: 1px solid var(--accent);
  border-radius: 0;
  padding: 8px 12px;
  background: var(--accent);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
  font-size: 13px;
  white-space: nowrap;
  min-height: 44px;
}
.code-heading button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}
.code-heading button:focus-visible {
  outline-color: var(--accent);
}
.installer pre {
  margin: 24px 0 20px;
  padding: 0 0 10px;
  overflow-x: auto;
  font-size: 15px;
  line-height: 1.7;
  scrollbar-color: #777 #171717;
}
.installer p {
  color: #b8b8b8;
  font-size: 12px;
  line-height: 1.6;
}
.workflow {
  padding: 64px 0;
}
.section-heading h2 {
  font-size: clamp(28px, 3vw, 38px);
  letter-spacing: -0.045em;
  line-height: 1.15;
}
.section-heading > p {
  margin-top: 14px;
  max-width: 66ch;
  color: var(--muted);
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}
.steps li {
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
.step-number {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
.steps h3 {
  font-size: 21px;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin: 18px 0 12px;
}
.steps p {
  max-width: 37ch;
  font-size: 15px;
  color: #4d4d4d;
}
.handoff {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  border-top: 3px solid var(--ink);
  padding: 32px 0 48px;
}
.handoff h2 {
  font-size: 28px;
  letter-spacing: -0.04em;
  line-height: 1.2;
  margin-bottom: 14px;
}
.handoff p {
  font-size: 14px;
  color: #4d4d4d;
  max-width: 55ch;
}
.file-tree {
  padding: 18px 24px;
  margin: 24px 0 0;
  border-left: 2px solid #a4a4a4;
  font-size: 15px;
  line-height: 1.7;
  background: #ededed;
  overflow: auto;
}
.agent-instructions h3 {
  font-size: 15px;
  line-height: 1.4;
  font-weight: 500;
  margin-bottom: 16px;
}
.agent-instructions blockquote {
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  max-width: 37ch;
}
.agent-instructions .storage-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--muted);
}
.extension-guide {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(0, 2.35fr);
  gap: 40px;
  border: 1px solid var(--rule);
  border-top: none;
  padding: 36px;
}
.extension-content {
  min-width: 0;
  font-size: 14px;
  color: #4d4d4d;
}
.extension-content ol {
  padding-left: 22px;
  margin: 0;
}
.extension-content li + li {
  margin-top: 16px;
}
.extension-content code {
  overflow-wrap: anywhere;
}
.extension-heading h2 {
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}
.extension-heading > p:not(.option-label) {
  font-size: 14px;
  line-height: 1.5;
  color: #4d4d4d;
  max-width: 35ch;
}
.extension-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-block: 20px 16px;
}
.extension-store {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-size: 13px;
  border: 1px solid var(--ink);
  background: var(--accent);
  color: var(--ink);
  padding: 12px 16px;
  min-height: 48px;
  text-decoration: none;
}
.extension-store:hover {
  background: var(--accent-hover);
}
.extension-download {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  font-size: 13px;
  text-underline-offset: 4px;
}
.extension-content > h3 {
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--ink);
}
.extension-content > .extension-manual-title {
  margin-top: 28px;
}
.extension-heading > .extension-status,
.extension-content > .extension-note {
  font-size: 12px;
  color: var(--muted);
}
.extension-content > .extension-note {
  margin-top: 20px;
}
.extension-access {
  border-bottom: 1px solid var(--rule);
  margin-top: 20px;
  padding-bottom: 16px;
}
.extension-access h3 {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.5;
}
kbd {
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 4px;
  border: 1px solid #c4c4c4;
  border-bottom-width: 2px;
}
.footer-brand img {
  display: block;
}
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 36px;
}
.footer-brand > span {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.8px;
}
.footer-brand > p {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 12px;
  color: #4d4d4d;
}
@media (max-width: 1080px) {
  .masthead-inner,
  main,
  footer {
    padding-inline: 32px;
  }
  .lead-grid {
    grid-template-columns: minmax(0, 2fr) minmax(230px, 1fr);
    gap: 28px;
  }
  .synopsis {
    gap: 14px;
  }
  .synopsis p {
    font-size: 14px;
  }
  .install,
  .extension-guide {
    gap: 28px;
    padding: 28px;
    grid-template-columns: minmax(200px, 1fr) minmax(0, 2fr);
  }
  .handoff {
    gap: 36px;
  }
}
@media (max-width: 760px) {
  .masthead-inner,
  main,
  footer {
    padding-inline: 22px;
  }
  .masthead-inner {
    min-height: 66px;
    padding-block: 10px;
    gap: 20px;
  }
  .wordmark {
    font-size: 25px;
  }
  .wordmark img {
    width: 136px;
  }
  .masthead nav {
    gap: 20px;
    font-size: 12px;
  }
  .release-line {
    flex-direction: column;
    gap: 4px;
    font-size: 11px;
  }
  .lead {
    padding: 22px 0 36px;
  }
  h1 {
    margin: 24px 0 28px;
    font-size: clamp(40px, 8vw, 56px);
  }
  .lead-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .synopsis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 24px;
  }
  .synopsis h2 {
    font-size: 27px;
    max-width: 15ch;
    grid-row: span 2;
  }
  .synopsis p {
    max-width: 50ch;
  }
  .try-button {
    width: fit-content;
  }
  .synopsis .local-note {
    align-self: center;
    max-width: 40ch;
  }
  .install,
  .extension-guide {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px;
  }
  .install-heading p {
    max-width: 54ch;
  }
  .install-intro {
    flex-direction: column;
    gap: 4px;
  }
  .workflow {
    padding: 44px 0;
  }
  .section-heading h2 {
    max-width: 20ch;
  }
  .section-heading p {
    font-size: 14px;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 28px;
  }
  .steps li {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 0 12px;
    padding-top: 18px;
  }
  .steps .step-number {
    margin-top: 2px;
    grid-row: span 2;
  }
  .steps h3 {
    margin: 0 0 10px;
  }
  .steps p {
    max-width: 60ch;
  }
  .handoff {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
    padding-bottom: 28px;
  }
  footer nav {
    gap: 14px 20px;
  }
}
@media (max-width: 480px) {
  .masthead-inner,
  main,
  footer {
    padding-inline: 18px;
  }
  .masthead nav {
    gap: 15px;
  }
  .synopsis {
    display: flex;
    gap: 16px;
  }
  .synopsis h2 {
    max-width: 16ch;
  }
  .synopsis .local-note {
    align-self: flex-start;
    max-width: 38ch;
  }
  .film-caption {
    flex-wrap: wrap;
  }
  .film-controls {
    gap: 16px;
  }
  .install,
  .extension-guide {
    padding: 22px 18px;
  }
  .install h2 {
    font-size: 28px;
  }
  .masthead-inner {
    gap: 12px;
  }
  .code-heading button {
    padding: 10px 12px;
  }
}