:root {
  color-scheme: light dark;
  --site-header-height: 68px;
  --content-width: 1180px;
  --logo-cyan: #00add8;
  --ink-dark: #1e293b;
  --site-bg-mask: 0.78;
  --line: rgba(var(--mdui-color-outline-variant), 0.72);
  --soft-shadow: 0 10px 28px rgba(var(--mdui-color-shadow), 0.08);
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--site-header-height) + 18px);
}

body {
  margin: 0;
  min-width: 320px;
  color: rgb(var(--mdui-color-on-background));
  background: rgb(var(--mdui-color-background));
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-background {
  position: fixed;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0;
  transition: opacity 220ms ease;
}

.site-background::after {
  position: absolute;
  inset: 0;
  content: "";
  background: rgb(var(--mdui-color-background));
  opacity: var(--site-bg-mask);
  transition: opacity 180ms ease, background-color 180ms ease;
}

body.has-site-background {
  background: transparent;
}

body.has-site-background .site-background {
  opacity: 1;
}

button,
input,
textarea,
select {
  font: inherit;
}

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

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

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

h1,
h2,
h3 {
  line-height: 1.2;
  font-weight: 700;
}

h2 {
  margin-bottom: 18px;
  font-size: 40px;
}

h3 {
  font-size: 22px;
}

.content-width {
  width: min(calc(100% - 48px), var(--content-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 9px 14px;
  color: rgb(var(--mdui-color-on-primary));
  background: rgb(var(--mdui-color-primary));
  border-radius: 4px;
  transform: translateY(-150%);
}

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

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  min-height: var(--site-header-height);
  color: rgb(var(--mdui-color-on-surface));
  background: rgba(var(--mdui-color-surface), 0.88);
  border-bottom: 1px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  background: rgba(var(--mdui-color-surface-container), 0.96);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 22px rgba(var(--mdui-color-shadow), 0.06);
}

.header-inner {
  width: min(calc(100% - 36px), 1360px);
  height: var(--site-header-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 26px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  font-size: 19px;
  font-weight: 750;
}

.brand img {
  width: 38px;
  height: 38px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-left: auto;
}

.desktop-nav a {
  position: relative;
  padding: 9px 13px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 14px;
  font-weight: 600;
}

.desktop-nav a::after {
  position: absolute;
  right: 13px;
  bottom: 3px;
  left: 13px;
  height: 2px;
  content: "";
  background: rgb(var(--mdui-color-primary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: rgb(var(--mdui-color-primary));
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.menu-toggle {
  display: none;
}

.mobile-nav {
  width: min(calc(100% - 32px), 520px);
  margin: 0 auto 14px;
  padding: 8px;
  background: rgb(var(--mdui-color-surface-container));
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--soft-shadow);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 46px;
  padding: 8px 12px;
  color: rgb(var(--mdui-color-on-surface-variant));
  border-radius: 4px;
}

.mobile-nav a:hover,
.mobile-nav a:focus-visible {
  color: rgb(var(--mdui-color-on-secondary-container));
  background: rgb(var(--mdui-color-secondary-container));
}

.hero {
  position: relative;
  min-height: min(760px, calc(100svh - 36px));
  padding: calc(var(--site-header-height) + 74px) 24px 88px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: rgb(var(--mdui-color-surface));
  border-bottom: 1px solid var(--line);
}

.hero::before {
  position: absolute;
  top: var(--site-header-height);
  right: 5%;
  bottom: 0;
  width: min(48%, 680px);
  content: "";
  background: rgb(var(--mdui-color-primary-container));
  opacity: 0.42;
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100%, var(--content-width));
  margin-inline: auto;
}

.hero-mark {
  position: absolute;
  z-index: 1;
  top: 52%;
  right: max(5%, calc((100% - var(--content-width)) / 2));
  width: min(39vw, 500px);
  height: auto;
  opacity: 0.95;
  transform: translateY(-48%);
  filter: drop-shadow(0 24px 32px rgba(30, 41, 59, 0.16));
}

.eyebrow,
.section-kicker {
  margin-bottom: 14px;
  color: rgb(var(--mdui-color-primary));
  font-size: 13px;
  font-weight: 750;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-dot {
  width: 9px;
  height: 9px;
  background: rgb(var(--mdui-color-tertiary));
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(var(--mdui-color-tertiary), 0.14);
}

.hero h1 {
  margin-bottom: 22px;
  max-width: 680px;
  color: rgb(var(--mdui-color-on-surface));
  font-size: 76px;
  font-weight: 780;
}

.hero-lead {
  max-width: 630px;
  margin-bottom: 30px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 22px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  max-width: 680px;
  margin: 0;
  padding: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 13px;
  font-weight: 650;
  list-style: none;
}

.hero-facts li {
  position: relative;
  padding-left: 14px;
}

.hero-facts li::before {
  position: absolute;
  top: 50%;
  left: 0;
  width: 4px;
  height: 4px;
  content: "";
  background: rgb(var(--mdui-color-outline));
  border-radius: 50%;
  transform: translateY(-50%);
}

.development-notice {
  background: rgb(var(--mdui-color-tertiary-container));
  color: rgb(var(--mdui-color-on-tertiary-container));
  border-bottom: 1px solid rgba(var(--mdui-color-on-tertiary-container), 0.12);
}

.notice-inner {
  min-height: 92px;
  padding-block: 18px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}

.notice-inner > mdui-icon {
  font-size: 28px;
}

.notice-inner strong {
  display: block;
  margin-bottom: 1px;
}

.notice-inner p {
  margin-bottom: 0;
  font-size: 14px;
  opacity: 0.84;
}

.notice-inner a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 14px;
  font-weight: 700;
}

.notice-inner a:hover,
.notice-inner a:focus-visible {
  text-decoration: underline;
}

.section {
  padding: 108px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 50px;
}

.section-heading > p:last-child {
  margin-bottom: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 18px;
}

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

.feature-card {
  min-height: 430px;
  padding: 28px;
  background: rgba(var(--mdui-color-surface-container), 0.82);
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.feature-card:hover {
  border-color: rgba(var(--mdui-color-primary), 0.46);
  box-shadow: var(--soft-shadow);
  transform: translateY(-3px);
}

.feature-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 26px;
  display: grid;
  place-items: center;
  color: rgb(var(--mdui-color-on-primary-container));
  background: rgb(var(--mdui-color-primary-container));
  border-radius: 6px;
}

.feature-icon mdui-icon {
  font-size: 28px;
}

.feature-number {
  margin-bottom: 8px;
  color: rgb(var(--mdui-color-primary));
  font-size: 11px;
  font-weight: 750;
}

.feature-card h3 {
  margin-bottom: 15px;
}

.feature-card > p:not(.feature-number),
.feature-card li {
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 15px;
}

.feature-card ul {
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.feature-card li {
  position: relative;
  padding: 5px 0 5px 18px;
}

.feature-card li::before {
  position: absolute;
  top: 15px;
  left: 0;
  width: 7px;
  height: 2px;
  content: "";
  background: rgb(var(--mdui-color-primary));
}

.product-band {
  padding: 96px 0;
  background: rgb(var(--mdui-color-surface-container-low));
  border-block: 1px solid var(--line);
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 42px;
}

.product-copy {
  max-width: 760px;
}

.product-copy > p:not(.section-kicker) {
  color: rgb(var(--mdui-color-on-surface-variant));
}

.product-stats {
  margin: 32px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.product-stats div {
  padding-top: 15px;
  border-top: 2px solid rgb(var(--mdui-color-primary));
}

.product-stats dt {
  font-size: 30px;
  font-weight: 750;
}

.product-stats dd {
  margin: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.product-shot {
  margin: 0;
}

.product-shot img {
  width: 100%;
  height: auto;
  object-fit: contain;
  background: rgb(var(--mdui-color-surface));
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 18px 42px rgba(var(--mdui-color-shadow), 0.14);
}

.product-shot figcaption {
  margin-top: 12px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
  text-align: right;
}

.personalize-section {
  overflow: hidden;
}

.personalize-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.85fr) minmax(520px, 1.15fr);
  align-items: center;
  gap: 70px;
}

.personalize-copy > p:not(.section-kicker) {
  color: rgb(var(--mdui-color-on-surface-variant));
}

.color-controls {
  margin-top: 34px;
}

.control-label {
  display: block;
  margin-bottom: 10px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 13px;
  font-weight: 700;
}

.swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.color-swatch {
  position: relative;
  width: 34px;
  height: 34px;
  padding: 0;
  cursor: pointer;
  background: var(--swatch);
  border: 2px solid rgb(var(--mdui-color-surface));
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgba(var(--mdui-color-outline), 0.6);
}

.color-swatch::after {
  position: absolute;
  inset: 8px;
  content: "";
  border: 2px solid #fff;
  border-top-color: transparent;
  border-left-color: transparent;
  opacity: 0;
  transform: rotate(45deg) translate(-2px, -2px);
}

.color-swatch.is-active::after {
  opacity: 1;
}

.color-swatch:focus-visible {
  outline: 3px solid rgba(var(--mdui-color-primary), 0.35);
  outline-offset: 3px;
}

.custom-color-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
  margin-bottom: 18px;
}

.custom-color-row mdui-text-field {
  width: 100%;
}

.custom-color-row mdui-button {
  margin-top: 5px;
}

.mode-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  border: 1px solid rgb(var(--mdui-color-outline));
  border-radius: 6px;
}

.mode-controls button {
  min-width: 0;
  min-height: 44px;
  padding: 6px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  color: rgb(var(--mdui-color-on-surface-variant));
  background: transparent;
  border: 0;
  border-right: 1px solid rgb(var(--mdui-color-outline));
  font-size: 13px;
}

.mode-controls button:last-child {
  border-right: 0;
}

.mode-controls button.is-active {
  color: rgb(var(--mdui-color-on-secondary-container));
  background: rgb(var(--mdui-color-secondary-container));
}

.theme-preview {
  min-height: 500px;
  overflow: hidden;
  color: rgb(var(--mdui-color-on-surface));
  background: rgb(var(--mdui-color-surface-container-low));
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 22px 54px rgba(var(--mdui-color-shadow), 0.13);
}

.preview-topbar {
  height: 60px;
  padding-inline: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgb(var(--mdui-color-on-primary));
  background: rgb(var(--mdui-color-primary));
}

.preview-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 700;
}

.preview-brand img {
  width: 30px;
  height: 30px;
}

.preview-actions {
  display: flex;
  gap: 6px;
}

.preview-actions span {
  width: 6px;
  height: 6px;
  background: rgb(var(--mdui-color-on-primary));
  border-radius: 50%;
  opacity: 0.8;
}

.preview-body {
  min-height: 378px;
  display: grid;
  grid-template-columns: 170px 1fr;
}

.preview-sidebar {
  padding: 26px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(var(--mdui-color-surface-container), 0.76);
  border-right: 1px solid var(--line);
}

.preview-avatar {
  width: 66px;
  height: 66px;
  margin-bottom: 12px;
  display: grid;
  place-items: center;
  background: rgb(var(--mdui-color-primary-container));
  border-radius: 50%;
}

.preview-avatar img {
  width: 48px;
  height: 48px;
}

.preview-sidebar small {
  color: rgb(var(--mdui-color-on-surface-variant));
}

.preview-sidebar nav {
  width: 100%;
  margin-top: 28px;
  display: grid;
  gap: 5px;
}

.preview-sidebar nav span {
  min-height: 36px;
  padding: 6px 9px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgb(var(--mdui-color-on-surface-variant));
  border-radius: 4px;
  font-size: 12px;
}

.preview-sidebar nav span.active {
  color: rgb(var(--mdui-color-on-secondary-container));
  background: rgb(var(--mdui-color-secondary-container));
}

.preview-content {
  padding: 24px;
  display: grid;
  align-content: center;
  gap: 14px;
}

.preview-content article {
  padding: 20px;
  background: rgba(var(--mdui-color-surface-container), 0.88);
  border: 1px solid var(--line);
  border-left: 4px solid rgb(var(--mdui-color-primary));
  border-radius: 5px;
}

.preview-date {
  color: rgb(var(--mdui-color-primary));
  font-size: 10px;
  font-weight: 750;
}

.preview-content h3 {
  margin: 5px 0 8px;
  font-size: 16px;
}

.preview-content p {
  margin: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.preview-palette {
  min-height: 62px;
  padding: 13px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgb(var(--mdui-color-surface-container-high));
  border-top: 1px solid var(--line);
}

.preview-palette span {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(var(--mdui-color-outline), 0.45);
}

.palette-primary { background: rgb(var(--mdui-color-primary)); }
.palette-container { background: rgb(var(--mdui-color-primary-container)); }
.palette-secondary { background: rgb(var(--mdui-color-secondary)); }
.palette-tertiary { background: rgb(var(--mdui-color-tertiary)); }

.preview-palette code {
  margin-left: auto;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.background-lab {
  position: relative;
  padding: 92px 0;
  color: rgb(var(--mdui-color-on-surface));
  background: rgb(var(--mdui-color-surface-container-low));
  border-block: 1px solid var(--line);
}

.background-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(520px, 1.28fr);
  align-items: center;
  gap: 64px;
}

.background-copy > p:not(.section-kicker, .background-source) {
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 17px;
}

.background-source {
  margin: 24px 0 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.background-source a {
  color: rgb(var(--mdui-color-primary));
  font-weight: 650;
}

.background-source a:hover,
.background-source a:focus-visible {
  text-decoration: underline;
}

.background-controls {
  padding: 26px;
  background: rgba(var(--mdui-color-surface-container), 0.92);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: var(--soft-shadow);
}

.background-presets {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 22px;
}

.background-preset {
  min-width: 0;
  min-height: 78px;
  padding: 8px;
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  color: rgb(var(--mdui-color-on-surface));
  background: rgb(var(--mdui-color-surface-container-lowest));
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: left;
  transition: border-color 160ms ease, background-color 160ms ease;
}

.background-preset:hover,
.background-preset:focus-visible,
.background-preset.is-active {
  background: rgb(var(--mdui-color-secondary-container));
  border-color: rgb(var(--mdui-color-primary));
}

.background-preset-image {
  width: 90px;
  height: 60px;
  background-image: url("../images/site-background.jpg");
  background-position: center;
  background-size: cover;
  border-radius: 4px;
}

.background-preset strong,
.background-preset small {
  display: block;
}

.background-preset small {
  margin-top: 2px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.background-preset > mdui-icon {
  color: rgb(var(--mdui-color-primary));
  opacity: 0;
}

.background-preset.is-active > mdui-icon {
  opacity: 1;
}

.background-url-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
}

.background-url-row mdui-text-field {
  width: 100%;
}

.background-url-row mdui-button {
  margin-top: 5px;
}

.background-mask-control {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.mask-label {
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 13px;
  font-weight: 650;
}

.mask-label output {
  min-width: 42px;
  color: rgb(var(--mdui-color-primary));
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  text-align: right;
}

.background-mask-control mdui-slider {
  width: 100%;
}

body.has-site-background .hero {
  background: rgba(var(--mdui-color-surface), 0.72);
}

body.has-site-background .development-notice {
  background: rgba(var(--mdui-color-tertiary-container), 0.86);
}

body.has-site-background #highlights,
body.has-site-background .personalize-section,
body.has-site-background .story-section {
  background: rgba(var(--mdui-color-background), 0.68);
}

body.has-site-background .product-band,
body.has-site-background .background-lab,
body.has-site-background .capabilities {
  background: rgba(var(--mdui-color-surface-container-low), 0.8);
}

body.has-site-background .deploy-band {
  background: rgba(var(--mdui-color-primary-container), 0.9);
}

body.has-site-background .github-cta {
  background: rgba(var(--mdui-color-surface-container-high), 0.84);
}

body.has-site-background .site-footer {
  background: rgba(var(--mdui-color-surface), 0.9);
}

.capabilities {
  background: rgb(var(--mdui-color-surface-container-lowest));
  border-top: 1px solid var(--line);
}

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

.capability-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 50px;
  border-top: 1px solid var(--line);
}

.capability-list article {
  min-height: 132px;
  padding: 24px 0;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.capability-list article > mdui-icon {
  color: rgb(var(--mdui-color-primary));
  font-size: 30px;
}

.capability-list h3 {
  margin-bottom: 7px;
  font-size: 17px;
}

.capability-list p {
  margin-bottom: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 14px;
}

.deploy-band {
  padding: 106px 0;
  color: rgb(var(--mdui-color-on-primary-container));
  background: rgb(var(--mdui-color-primary-container));
}

.deploy-heading .section-kicker {
  color: rgb(var(--mdui-color-primary));
}

.deploy-heading > p:last-child {
  color: rgb(var(--mdui-color-on-primary-container));
  opacity: 0.76;
}

.deploy-steps {
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  list-style: none;
}

.deploy-steps li {
  min-width: 0;
  padding: 20px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 13px;
  background: rgba(var(--mdui-color-surface), 0.72);
  border: 1px solid rgba(var(--mdui-color-on-primary-container), 0.16);
  border-radius: 6px;
}

.step-index {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: rgb(var(--mdui-color-on-primary));
  background: rgb(var(--mdui-color-primary));
  border-radius: 50%;
  font-size: 13px;
  font-weight: 750;
}

.deploy-steps strong,
.deploy-steps small {
  display: block;
}

.deploy-steps small {
  margin-top: 2px;
  opacity: 0.7;
}

.deploy-steps code {
  grid-column: 1 / -1;
  min-width: 0;
  padding: 9px 10px;
  overflow: hidden;
  color: rgb(var(--mdui-color-on-surface));
  background: rgba(var(--mdui-color-surface-container-highest), 0.88);
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.terminal-block {
  overflow: hidden;
  color: #e8eef5;
  background: #18212f;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 7px;
  box-shadow: 0 18px 40px rgba(20, 25, 35, 0.18);
}

.terminal-bar {
  height: 48px;
  padding: 0 10px 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #b8c5d6;
  background: #222e3e;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
}

.terminal-bar mdui-button-icon {
  color: #d9e7f5;
}

.terminal-block pre {
  margin: 0;
  padding: 25px;
  overflow-x: auto;
}

.terminal-block code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 14px;
  line-height: 1.85;
}

.deploy-notes {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.deploy-notes span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
}

.deploy-notes mdui-icon {
  color: rgb(var(--mdui-color-primary));
}

.story-intro {
  max-width: 900px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: center;
  gap: 52px;
}

.story-intro > img {
  width: 220px;
  height: 220px;
  filter: drop-shadow(0 18px 28px rgba(30, 41, 59, 0.14));
}

.story-intro p:last-child {
  margin-bottom: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 18px;
}

.logo-concepts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.logo-concepts article {
  min-height: 250px;
  padding: 25px;
  background: rgb(var(--mdui-color-surface-container-low));
  border-top: 4px solid rgb(var(--mdui-color-primary));
  border-radius: 0 0 6px 6px;
}

.concept-symbol {
  width: 46px;
  height: 46px;
  margin-bottom: 22px;
  display: grid;
  place-items: center;
  color: rgb(var(--mdui-color-on-primary-container));
  background: rgb(var(--mdui-color-primary-container));
  border-radius: 50%;
}

.logo-concepts article > div > p:first-child {
  margin-bottom: 4px;
  color: rgb(var(--mdui-color-primary));
  font-size: 11px;
  font-weight: 800;
}

.logo-concepts h3 {
  margin-bottom: 10px;
  font-size: 19px;
}

.logo-concepts article > div > p:last-child {
  margin-bottom: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 14px;
}

.github-cta {
  padding: 54px 0;
  background: rgb(var(--mdui-color-surface-container-high));
  border-block: 1px solid var(--line);
}

.cta-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
}

.cta-inner img {
  width: 82px;
  height: 82px;
}

.cta-inner .section-kicker {
  margin-bottom: 5px;
}

.cta-inner h2 {
  margin-bottom: 6px;
  font-size: 28px;
}

.cta-inner p:last-child {
  margin-bottom: 0;
  color: rgb(var(--mdui-color-on-surface-variant));
}

.site-footer {
  padding: 42px 0;
  background: rgb(var(--mdui-color-surface));
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand img {
  width: 42px;
  height: 42px;
}

.footer-brand strong,
.footer-brand span {
  display: block;
}

.footer-brand span,
.footer-inner > p {
  color: rgb(var(--mdui-color-on-surface-variant));
  font-size: 12px;
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 20px;
  font-size: 13px;
  font-weight: 650;
}

.footer-inner nav a:hover,
.footer-inner nav a:focus-visible {
  color: rgb(var(--mdui-color-primary));
}

.footer-inner > p {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.back-to-top {
  position: fixed;
  z-index: 70;
  right: 22px;
  bottom: 22px;
  color: rgb(var(--mdui-color-on-primary-container));
  background: rgb(var(--mdui-color-primary-container));
  border: 1px solid rgba(var(--mdui-color-outline), 0.34);
  box-shadow: var(--soft-shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.copy-status {
  position: fixed;
  z-index: 200;
  right: 22px;
  bottom: 82px;
  max-width: min(320px, calc(100% - 44px));
  padding: 10px 15px;
  color: rgb(var(--mdui-color-on-primary-container));
  background: rgba(var(--mdui-color-primary-container), 0.96);
  border: 1px solid rgba(var(--mdui-color-outline), 0.35);
  border-radius: 5px;
  box-shadow: var(--soft-shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.copy-status.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1050px) {
  .hero-mark {
    right: -7%;
    width: 440px;
    opacity: 0.32;
  }

  .hero::before {
    right: 0;
    width: 55%;
    opacity: 0.3;
  }

  .product-layout,
  .personalize-layout,
  .background-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .product-copy,
  .personalize-copy,
  .background-copy {
    max-width: 760px;
  }

  .product-shot,
  .theme-preview {
    width: 100%;
  }

  .deploy-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  :root {
    --site-header-height: 62px;
  }

  .content-width {
    width: min(calc(100% - 32px), var(--content-width));
  }

  h2 {
    font-size: 32px;
  }

  .header-inner {
    width: calc(100% - 24px);
    gap: 8px;
  }

  .desktop-nav,
  .github-header {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .hero {
    min-height: calc(100svh - 28px);
    padding: calc(var(--site-header-height) + 64px) 16px 70px;
  }

  .hero::before {
    top: auto;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 34%;
    clip-path: polygon(0 24%, 100% 0, 100% 100%, 0 100%);
  }

  .hero-mark {
    top: auto;
    right: -84px;
    bottom: -52px;
    width: 320px;
    transform: none;
  }

  .hero h1 {
    font-size: 56px;
  }

  .hero-lead {
    max-width: 600px;
    font-size: 19px;
  }

  .feature-grid,
  .logo-concepts {
    grid-template-columns: 1fr;
  }

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

  .capability-list {
    grid-template-columns: 1fr;
  }

  .story-intro {
    grid-template-columns: 160px 1fr;
    gap: 30px;
  }

  .story-intro > img {
    width: 160px;
    height: 160px;
  }

  .cta-inner {
    grid-template-columns: auto 1fr;
  }

  .cta-inner mdui-button {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  .section,
  .deploy-band,
  .background-lab {
    padding: 78px 0;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .brand span {
    font-size: 17px;
  }

  .hero {
    min-height: calc(100svh - 18px);
    align-items: flex-start;
  }

  .hero h1 {
    margin-bottom: 17px;
    font-size: 48px;
  }

  .hero-lead {
    margin-bottom: 24px;
    font-size: 17px;
    line-height: 1.6;
  }

  .hero-actions {
    margin-bottom: 28px;
  }

  .hero-actions mdui-button {
    width: 100%;
  }

  .hero-facts {
    gap: 7px 14px;
    padding-right: 90px;
    font-size: 11px;
  }

  .notice-inner {
    grid-template-columns: auto 1fr;
    gap: 10px 12px;
  }

  .notice-inner a {
    grid-column: 2;
  }

  .feature-card {
    padding: 23px;
  }

  .product-band {
    padding: 72px 0;
  }

  .product-stats {
    gap: 8px;
  }

  .product-stats dt {
    font-size: 24px;
  }

  .theme-preview {
    min-height: 0;
  }

  .preview-body {
    grid-template-columns: 1fr;
  }

  .preview-sidebar {
    padding: 18px;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: 12px;
    align-items: center;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .preview-avatar {
    grid-row: 1 / 3;
    margin-bottom: 0;
  }

  .preview-sidebar nav {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 14px;
  }

  .preview-content {
    padding: 16px;
  }

  .custom-color-row {
    grid-template-columns: 1fr;
  }

  .background-controls {
    padding: 18px;
  }

  .background-presets,
  .background-url-row {
    grid-template-columns: 1fr;
  }

  .background-presets mdui-button,
  .background-url-row mdui-button {
    width: 100%;
    margin-top: 0;
  }

  .background-preset {
    grid-template-columns: 78px minmax(0, 1fr) auto;
  }

  .background-preset-image {
    width: 78px;
    height: 56px;
  }

  .custom-color-row mdui-button {
    width: 100%;
    margin-top: 0;
  }

  .mode-controls button {
    flex-direction: column;
    gap: 1px;
    font-size: 11px;
  }

  .deploy-steps li {
    padding: 17px;
  }

  .terminal-block pre {
    padding: 18px;
  }

  .terminal-block code {
    font-size: 12px;
  }

  .story-intro {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .story-intro > img {
    width: 140px;
    height: 140px;
  }

  .story-intro p:last-child {
    font-size: 16px;
  }

  .cta-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .cta-inner img {
    width: 68px;
    height: 68px;
  }

  .cta-inner mdui-button {
    grid-column: 1;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-inner nav {
    justify-content: flex-start;
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}