@font-face {
  font-family: "Be Vietnam Pro";
  src: url("./assets/BeVietnamPro-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Be Vietnam Pro";
  src: url("./assets/BeVietnamPro-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

:root {
  --paper: #f5f6f2;
  --ink: #182321;
  --muted: #505d58;
  --accent: #204bdb;
  --accent-dark: #1639ab;
  --rule: #cbd2ca;
  --tint: #e9ede5;
  --white: #ffffff;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --gutter: clamp(1.25rem, 5vw, 5rem);
  color-scheme: light;
  font-family: "Be Vietnam Pro", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height, 6rem) + 1rem);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
}

::selection {
  color: var(--white);
  background: var(--accent);
}

html {
  scrollbar-color: var(--accent) var(--paper);
}

a {
  color: inherit;
  text-underline-offset: 0.3em;
}

a:hover {
  text-decoration-thickness: 2px;
}

button {
  font: inherit;
  cursor: pointer;
}
button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}

[hidden] {
  display: none !important;
}

svg {
  display: block;
  flex-shrink: 0;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  font-weight: 700;
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.9rem, 3.6vw, 3.4rem);
  line-height: 1.22;
  letter-spacing: -0.035em;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.5;
  letter-spacing: -0.02em;
}

p {
  max-width: 72ch;
}

code {
  font-family: Consolas, monospace;
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  padding: 0.75rem 1rem;
  color: var(--white);
  background: var(--accent);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}
.extension-context {
  grid-column: 1 / -1;
}

.closing-demo {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #ffffff66;
}

.closing-demo p {
  margin: 0.35rem 0 0.8rem;
}

.closing-demo .text-link {
  color: var(--white);
}

.closing-demo a:focus-visible {
  outline-color: var(--white);
}

.demo-header {
  border-bottom: 1px solid var(--rule);
}

.demo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  align-items: start;
  gap: 2rem clamp(2rem, 5vw, 5rem);
  max-width: 1280px;
  margin: auto;
  padding: 5rem var(--gutter);
}

.demo-intro {
  grid-column: 1;
  grid-row: 1;
}

.demo-intro h1 {
  font-size: clamp(2rem, 3.5vw, 3.1rem);
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.demo-intro h1 span {
  color: var(--accent);
}

.demo-intro p {
  color: var(--muted);
  margin-top: 1rem;
  max-width: 42ch;
}

.demo-panel {
  grid-column: 2;
  grid-row: 1 / span 2;
  padding: 2rem;
  border-radius: 16px;
  background: var(--white);
}

.demo-panel h2 {
  font-size: 1.65rem;
  line-height: 1.3;
  margin-bottom: 1.75rem;
}

.demo-fields {
  display: grid;
  gap: 1.4rem;
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}

.demo-fields label {
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.demo-fields input {
  width: 100%;
  min-width: 0;
  min-height: 52px;
  border: 1px solid var(--muted);
  border-radius: 4px;
  padding: 0.65rem 0.8rem;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  caret-color: var(--accent);
  background: var(--white);
}

.demo-fields input:hover {
  border-color: var(--accent);
}

.demo-fields:disabled {
  opacity: 0.6;
}

.demo-fields:disabled .button {
  cursor: default;
}

.demo-fields .button {
  justify-content: space-between;
  border: 0;
}

.demo-notice {
  margin-top: 1.4rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.7;
}

.demo-guide {
  grid-column: 1;
  grid-row: 2;
}

.demo-steps {
  display: grid;
  gap: 1.25rem;
  margin: 0;
  padding-left: 1.35rem;
}

.demo-steps li {
  padding-left: 0.3rem;
}

.demo-steps li::marker {
  color: var(--accent);
  font-weight: 700;
}

.demo-address {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.demo-address a {
  overflow-wrap: anywhere;
  font-size: 0.85rem;
  color: var(--accent);
}

.demo-address .copy-button {
  min-height: 44px;
}

.demo-guide .copy-status:empty {
  display: none;
}

.demo-help {
  margin-top: 2rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.demo-help a {
  color: var(--accent);
}

.demo-mobile-note {
  display: none;
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.demo-success-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  stroke: var(--accent);
  stroke-width: 2;
  fill: none;
}

.demo-success p {
  color: var(--muted);
  margin-bottom: 2rem;
}

.demo-success .button {
  border: 0;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem var(--gutter);
  max-width: 1600px;
  margin: auto;
}

.site-header {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--paper);
  box-shadow: 0 1px 0 var(--rule);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  white-space: nowrap;
}

.brand-logo {
  display: block;
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-left: auto;
  font-size: 0.85rem;
}

.site-nav a {
  text-decoration: none;
  padding: 0.5rem 0;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

.header-download {
  flex-shrink: 0;
  white-space: nowrap;
}

.site-header .header-download {
  min-height: 44px;
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
  line-height: 1.4;
  gap: 1rem;
}

.demo-home {
  margin-left: auto;
}

.menu-toggle {
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.55rem 0.85rem;
  min-height: 44px;
  color: var(--ink);
}

.menu-toggle span {
  margin-left: 0.6rem;
}

.hero {
  padding: 2.6rem var(--gutter) 0;
}

.hero-inner {
  max-width: 1440px;
  margin: auto;
}

.hero h1 {
  font-size: clamp(3.1rem, 6vw, 6rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
  margin-bottom: clamp(2.5rem, 5vw, 5rem);
}

.hero h1 > span:first-child {
  color: var(--accent);
}
.title-dot,
.footer-dot {
  color: var(--accent);
}

.hero-content {
  display: grid;
  grid-template-columns: minmax(0, 0.41fr) minmax(0, 0.59fr);
  gap: clamp(2rem, 3vw, 3rem);
  align-items: start;
}

.hero-copy {
  padding-top: 0.2rem;
}

.hero-copy h2 {
  font-size: clamp(1.85rem, 3.4vw, 3.3rem);
}

.hero-copy > p:first-of-type {
  margin: 1.4rem 0 1.8rem;
  max-width: 41ch;
  color: var(--muted);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1rem 1.35rem;
  border-radius: 4px;
  min-height: 56px;
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
  transition:
    background 180ms,
    transform 180ms var(--ease);
}

.button svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}

.button-primary {
  color: var(--white);
  background: var(--accent);
}

.button-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.button svg {
  transition: transform 250ms var(--ease);
}

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

.download-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.8;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.closing .download-actions .text-link {
  color: var(--white);
}

.closing .download-actions a:focus-visible {
  outline-color: var(--white);
}

.manual {
  display: flex;
  flex-direction: column;
  color: var(--white);
  background: var(--accent);
  padding: 1.7rem 2rem 1.4rem;
}

.manual-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  font-size: 0.85rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #94aeff;
}

.manual-top h3 {
  font-size: 0.95rem;
}

.manual-top svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.manual-index {
  display: grid;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  flex: 1;
  min-height: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.manual-index li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 0;
  padding: 0.65rem 0;
  border-bottom: 1px solid #94aeff;
}

.manual-index span {
  font-size: clamp(1.1rem, 1.8vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.manual-index small {
  max-width: 45%;
  font-size: 0.8rem;
  line-height: 1.5;
  text-align: right;
  color: #e2e9ff;
}

.manual-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  gap: 1.5rem;
  padding-top: 1rem;
  font-size: 0.8rem;
  line-height: 1.7;
}

.manual-demo {
  max-width: 42ch;
  text-align: center;
  opacity: 0.85;
}

.manual-demo a {
  display: inline-block;
  font-weight: 700;
}

.hero-copy {
  animation: cover-in 700ms var(--ease) both;
}

.hero-foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding: 1.3rem 0;
  border-top: 1px solid var(--rule);
  font-size: 0.85rem;
  color: var(--muted);
}

.section {
  max-width: 1600px;
  margin: auto;
  padding: 6.5rem var(--gutter);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 7vw, 2rem);
  align-items: end;
  margin-bottom: 1.5rem;
}

.section-heading p {
  color: var(--muted);
  max-width: 70ch;
  justify-self: end !important;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.feature-panel {
  min-width: 0;
  padding: 2rem;
  background: var(--tint);
  border-radius: 16px;
}
.feature-panel > p:not(.eyebrow),
.extension-copy > p:not(.eyebrow) {
  color: var(--muted);
}
.feature-overview,
.feature-extension {
  grid-column: 1 / -1;
}

.feature-overview {
  padding: 0 0 1rem;
  background: transparent;
}

.feature-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.feature-heading .des-text {
  color: var(--muted);
  max-width: 60ch;
}

.feature-editor {
  grid-column: span 2;
}

.feature-editor .app-figure {
  margin-top: 1.75rem;
}

.feature-panel h3 {
  font-size: clamp(1.3rem, 2vw, 1.75rem);
  line-height: 1.4;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.tool-list {
  margin: 1rem 0 0;
}

.tool-list > div {
  padding: 1rem 0;
  border-top: 1px solid var(--rule);
}

.tool-list dt {
  font-weight: 700;
  font-size: 0.95rem;
}

.tool-list dd {
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.feature-extension {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
  gap: 3rem;
  padding: 3rem;
}

.extension-copy h3 {
  font-size: clamp(1.65rem, 2.5vw, 2.5rem);
}

.extension-copy .des-text {
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
}

.extension-note {
  font-size: 0.85rem;
  border-top: 1px solid var(--rule);
  padding-top: 1rem;
}

.extension-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 1.25rem;
}

.extension-actions .button {
  max-width: 100%;
}

.closing-extension-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.extension-copy .text-link {
  margin-top: 0;
}

.extension-visuals {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  max-width: 540px;
  margin: 0 auto;
  padding-top: 2.25rem;
}

.extension-visuals .app-figure {
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 2;
  align-self: stretch;
}

.extension-visuals .app-figure figcaption {
  margin-top: 0;
  text-align: center;
}

.visual-note {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.8rem;
  opacity: 0.85;
  text-align: center;
}

.feature-panel.is-revealed {
  animation: row-in 650ms var(--ease);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.showcase {
  min-width: 0;
}

.showcase-slides {
  touch-action: pan-y;
}

.showcase-slide {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  background: var(--accent);
  color: var(--white);
  border-radius: 16px;
  min-height: 38rem;
  margin: 0;
}

.showcase-slide + .showcase-slide {
  margin-top: 1rem;
}

.showcase.is-enhanced .showcase-slides {
  height: 38rem;
  position: relative;
  overflow: hidden;
  border-radius: 16px;
}

.showcase.is-enhanced .showcase-slide {
  position: absolute;
  inset: 0;
  height: 100%;
  min-height: 0;
  margin: 0;
}

.manual-index {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.manual-index li {
  flex: 1;
  align-items: center;
}

.manual-index small {
  max-width: 28ch;
  text-align: right;
}

.slide-number {
  font-size: 0.8rem;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
/* Fixed three-row slide: header / bounded media / footer */
.showcase-desktop,
.showcase-extension {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 1rem;
  overflow: hidden;
}

.showcase-media {
  min-width: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.showcase-media .product-image {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 10px;
}

.showcase-desktop .showcase-media .product-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.showcase-extension .showcase-media .product-image {
  width: auto;
  height: 100%;
  object-fit: contain;
}

.product-image:not([data-no-preview]) {
  cursor: zoom-in;
}

.image-preview {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 4vw;
  background: #18232133;
  backdrop-filter: blur(6px);
  pointer-events: none;
}

.image-preview > img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100svh - 6rem);
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 20px 45px #081e6540;
  animation: preview-in 250ms var(--ease);
}

@keyframes preview-in {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.showcase-footer {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  min-width: 0;
}

.showcase-footer p {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.5;
  color: #e2e9ff;
  opacity: 0.85;
  text-align: center;
  width: 100%;
}

.showcase-link {
  font-size: 0.8rem;
  font-weight: 700;
  align-self: flex-start;
}

.showcase-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 0.75rem;
}

.showcase-controls[hidden] {
  display: flex !important;
  visibility: hidden;
  pointer-events: none;
}
.showcase-pagination,
.showcase-arrows {
  display: flex;
  gap: 0.25rem;
}

.showcase-controls button {
  border: 1px solid transparent;
  background: transparent;
  border-radius: 4px;
  min-height: 44px;
  padding: 0.5rem 0.6rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.showcase-controls button[aria-current="true"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 700;
}

.showcase-controls button:hover {
  color: var(--accent);
  background: var(--tint);
}

.showcase-arrows button {
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  padding: 0;
  width: 44px;
}

.showcase-arrows button:hover {
  background: transparent;
}

.showcase-arrows svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.showcase-slide :focus-visible {
  outline-color: var(--white);
}

.storage-figure {
  margin: 0;
  min-width: 0;
}

.storage-origin-title,
.storage-backup-title {
  align-self: start;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  line-height: 1.3;
  letter-spacing: -0.025em;
  text-align: center;
}

.storage-origin-title {
  grid-area: origin-title;
}

.storage-backup-title {
  grid-area: backup-title;
  justify-self: end;
}

.storage-computer {
  grid-area: computer;
}

.storage-flow {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(80px, 0.65fr) minmax(0, 1fr);
  grid-template-areas:
    "origin-title backup-title backup-title"
    "computer transfer destination";
  align-items: center;
  gap: 1rem;
}

.storage-flow svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.storage-screen {
  padding: 1.1rem;
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: var(--white);
}

.storage-device-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.storage-vault {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 0.85rem;
  border-radius: 6px;
  background: var(--accent);
  color: var(--white);
  font-size: 1rem;
  line-height: 1.4;
}

.storage-contents {
  display: grid;
  gap: 0.4rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
}

.storage-contents li {
  padding-left: 0.6rem;
  border-left: 1px solid var(--rule);
}

.storage-stand {
  position: relative;
  width: 68px;
  height: 23px;
  margin: auto;
  border-bottom: 2px solid var(--ink);
}

.storage-stand::before {
  content: "";
  position: absolute;
  left: 24px;
  width: 20px;
  height: 100%;
  border-left: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
}

.storage-origin {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  text-align: center;
  color: var(--muted);
}

.storage-transfer {
  grid-area: transfer;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

.storage-track {
  position: relative;
  height: 64px;
}

.storage-track::before {
  content: "";
  position: absolute;
  top: 31px;
  left: 0;
  right: 12px;
  height: 1px;
  background: var(--rule);
}

.storage-track .storage-arrow {
  position: absolute;
  top: 22px;
  right: 0;
}

.storage-packet {
  position: absolute;
  left: 0;
  top: 16px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  background: var(--accent);
  color: var(--white);
  opacity: 0;
}

.storage-figure.is-playing .storage-packet {
  animation: storage-copy 1600ms cubic-bezier(0.16, 1, 0.3, 1) 3;
}

@keyframes storage-copy {
  0%,
  8% {
    opacity: 0;
    transform: translate(0, 0);
  }
  16% {
    opacity: 1;
    transform: translate(0, 0);
  }
  72%,
  85% {
    opacity: 1;
    transform: translate(var(--copy-x, 0px), var(--copy-y, 0px));
  }
  100% {
    opacity: 0;
    transform: translate(var(--copy-x, 0px), var(--copy-y, 0px));
  }
}

.storage-destination {
  grid-area: destination;
  text-align: center;
}

.storage-usb {
  width: 62px;
  margin: auto;
}

.storage-usb-plug {
  width: 34px;
  height: 20px;
  margin: auto;
  border: 2px solid var(--ink);
  border-bottom: 0;
  background: var(--paper);
}

.storage-usb-body {
  display: grid;
  place-items: center;
  height: 80px;
  border: 2px solid var(--ink);
  border-radius: 5px 5px 12px 12px;
  background: var(--paper);
  color: var(--accent);
}

.storage-destination > strong {
  display: block;
  margin-top: 1rem;
  font-size: 1rem;
  line-height: 1.4;
}

.storage-replay {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 44px;
  margin-top: 0.6rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 0.8rem;
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

.storage-replay svg {
  width: 16px;
  height: 16px;
}

.storage-replay:hover:not(:disabled) {
  color: var(--accent-dark);
  text-decoration-thickness: 2px;
}

.storage-replay:disabled {
  cursor: default;
  text-decoration: none;
}

.storage-backup-note {
  color: var(--muted);
  font-size: 0.8rem;
}

.storage-figure figcaption {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.install-guide {
  border-top: 1px solid var(--rule);
}

.install-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  padding: 1rem 0;
}

.install-guide-grid h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.install-guide-grid p {
  padding-right: 0;
}

.install-technical {
  margin-top: 1rem;
}

.local-section {
  background: var(--tint);
}

.local-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem 4rem;
  align-items: start;
}

.local-layout > .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.local-copy .text-link {
  margin-top: 1.8rem;
}

.local-copy .des-text {
  color: var(--muted);
}

.text-link {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
}

.text-link span {
  display: inline-block;
  margin-left: 0.6rem;
}

.app-figure {
  margin: 0;
  min-width: 0;
}

.app-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 14px 35px #1823211a;
}

.app-figure figcaption {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.7;
  margin-top: 1rem;
}

figcaption {
  font-size: 0.8rem;
  opacity: 0.85;
  text-align: center;
}

.install {
  padding-bottom: 3.5rem;
}

.install-steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.install-steps > li {
  counter-increment: step;
  display: grid;
  align-content: start;
  grid-template-columns: 1fr;
  gap: 1rem;
  border-top: 1px solid var(--rule);
  padding: 2rem 0 2.6rem;
}

.install-steps > li::before {
  content: "0" counter(step);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.3;
}

.install-steps p {
  color: var(--muted);
  margin-top: 0.8rem;
}

.install-steps strong {
  color: var(--ink);
}

.install-steps .text-link {
  margin-top: 1rem;
}

.copy-button {
  flex-shrink: 0;
  padding: 0.6rem 0.75rem;
  font-size: 0.8rem;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  min-height: 44px;
}

.copy-button:hover {
  background: var(--white);
}
.copy-status {
  font-size: 0.85rem;
}

.copy-status {
  display: block;
  color: var(--accent);
  margin-top: 0.5rem;
  min-height: 1.5em;
}

.faq {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 3rem;
  padding-top: 3rem;
}

.faq-list {
  border-top: 1px solid var(--rule);
}

.faq-privacy {
  margin-top: 1.5rem;
}

.privacy {
  max-width: 960px;
  margin: auto;
  padding: 3.5rem var(--gutter);
}

.privacy h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.privacy-updated {
  margin: 1rem 0 2rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.privacy section {
  margin-top: 2rem;
}

.privacy h2 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.privacy p + p {
  margin-top: 0.75rem;
}

.privacy ul {
  padding-left: 1.25rem;
}

.privacy li + li {
  margin-top: 0.5rem;
}

.privacy a {
  color: var(--accent);
  overflow-wrap: anywhere;
}

details {
  border-bottom: 1px solid var(--rule);
}

summary {
  cursor: pointer;
  font-weight: 700;
  padding: 1.2rem 2rem 1.2rem 0;
  position: relative;
  list-style: none;
  font-size: 0.95rem;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  position: absolute;
  right: 0.25rem;
  color: var(--accent);
  font-size: 1.3rem;
  font-weight: 400;
  top: 1rem;
}

details[open] summary::after {
  content: "−";
}

details p {
  color: var(--muted);
  padding: 0 1.5rem 1.4rem 0;
  font-size: 0.9rem;
}

.closing {
  display: grid;
  align-items: center;
  background: var(--accent);
  color: var(--white);
  min-height: 29rem;
  padding: 4.7rem clamp(1.25rem, 5.25vw, 6.25rem);
}

.closing-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
  width: 100%;
  margin: auto;
}

.closing h2 {
  font-size: clamp(2.2rem, 3.6vw, 3.8rem);
}

.button-light {
  background: var(--white);
  color: var(--accent);
}

.button-light:hover {
  background: #e2e9ff;
}
.button-light:focus-visible,
.manual :focus-visible {
  outline-color: var(--white);
}

.closing p {
  color: #e2e9ff;
  font-size: 0.85rem;
  margin-top: 1rem;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 2rem;
  max-width: none;
  padding: 1.5rem clamp(1.25rem, 5.25vw, 6.25rem);
  font-size: 0.85rem;
}

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

.footer-brand p {
  margin-top: 0.25rem;
}

.footer-copyright {
  text-align: center;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.footer-socials a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 4px;
  color: var(--accent);
}

.footer-socials a:hover {
  background: var(--tint);
}

.footer-socials svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.footer-feedback {
  min-width: 0;
  width: 100%;
  justify-self: end;
  text-align: right;
}

.footer-feedback a {
  color: var(--accent);
}

.footer-feedback p {
  max-width: none;
}

@keyframes cover-in {
  from {
    transform: translateY(12px);
  }

  to {
    transform: translateY(0);
  }
}

@keyframes row-in {
  from {
    transform: translateY(7px);
  }

  to {
    transform: translateY(0);
  }
}

@media (min-width: 1600px) {
  .hero {
    padding-left: max(var(--gutter), calc((100vw - 1440px) / 2));
    padding-right: max(var(--gutter), calc((100vw - 1440px) / 2));
  }
}

@media (max-width: 1100px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-copy > p:first-of-type {
    max-width: 55ch;
  }

  .showcase {
    width: 100%;
    max-width: 780px;
  }
}

@media (max-width: 960px) {
  .local-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .site-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .menu-toggle {
    grid-column: 2;
    grid-row: 1;
  }

  .header-download {
    grid-column: 3;
    grid-row: 1;
  }

  .site-nav {
    grid-column: 1 / -1;
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    margin: 0;
  }

  .site-nav a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .has-js .site-nav:not(.is-open) {
    display: none;
  }

  .has-js .site-nav.is-open {
    position: absolute;
    top: 100%;
    left: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.25rem 1rem;
    padding: 0.75rem var(--gutter);
    background: var(--paper);
    border-top: 1px solid var(--rule);
    box-shadow: 0 8px 16px #1823211a;
  }

  .has-js .menu-toggle[hidden] {
    display: block !important;
  }

  .site-footer {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1.25rem;
    align-items: start;
  }

  .footer-feedback {
    grid-column: 1 / -1;
    max-width: none;
    text-align: left;
  }

  .showcase-extension .product-image {
    max-height: 17rem;
  }

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

  .feature-editor {
    grid-column: auto;
  }

  .feature-extension {
    padding: 2rem;
    gap: 2rem;
  }

  .hero-content {
    gap: 2rem;
  }

  .showcase-pagination button {
    padding: 0.4rem;
  }

  .site-nav {
    gap: 1.25rem;
  }

  .manual {
    padding: 1.4rem;
  }

  .manual-index li {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.7rem 0;
  }

  .manual-index small {
    max-width: none;
    text-align: left;
  }

  .local-layout {
    gap: 2rem;
  }

  .section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .faq {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .closing-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 2rem;
  }
}

@media (max-width: 680px) {
  .demo {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 2rem;
    padding-bottom: 3rem;
    gap: 2rem;
  }

  .demo-intro,
  .demo-panel,
  .demo-guide {
    grid-column: 1;
    grid-row: auto;
  }

  .demo-panel {
    padding: 1.5rem;
  }

  .demo-mobile-note {
    display: block;
  }

  .site-header {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.5rem;
  }

  .site-header .header-download {
    padding: 0.55rem 0.65rem;
    font-size: 0.8rem;
    gap: 0.5rem;
  }

  .header-download svg,
  .menu-toggle span {
    display: none;
  }

  .menu-toggle {
    padding: 0.5rem 0.65rem;
    font-size: 0.8rem;
  }

  .site-header .brand-logo {
    width: 32px;
    height: 32px;
  }

  .demo-home {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: start;
    margin: 0;
  }

  .brand {
    font-size: 1rem;
  }

  .storage-flow {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "origin-title"
      "computer"
      "transfer"
      "backup-title"
      "destination";
    gap: 1.1rem;
  }

  .storage-computer {
    width: 100%;
    max-width: 290px;
    margin: auto;
  }

  .storage-backup-title {
    justify-self: center;
  }

  .storage-transfer {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .storage-transfer br {
    display: none;
  }

  .storage-track {
    width: 44px;
    height: 66px;
  }

  .storage-track::before {
    left: 21px;
    top: 0;
    right: auto;
    width: 1px;
    height: 60px;
  }

  .storage-track .storage-arrow {
    top: 46px;
    right: 12px;
    transform: rotate(90deg);
  }

  .storage-packet {
    top: 0;
    left: 6px;
  }

  .storage-destination {
    display: grid;
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 0.4rem 1.25rem;
    width: 100%;
    max-width: 290px;
    margin: auto;
    text-align: left;
  }

  .storage-usb {
    grid-row: 1 / 4;
  }

  .storage-destination > strong,
  .storage-replay {
    margin-top: 0;
  }

  .storage-replay {
    justify-content: flex-start;
  }

  .site-nav {
    justify-content: space-between;
    gap: 0.5rem 1rem;
  }

  .hero {
    padding-top: 1.8rem;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 10.1vw, 4.3rem);
    margin-bottom: 1.8rem;
  }
  .hero-content,
  .section-heading,
  .feature-grid,
  .feature-heading,
  .feature-extension,
  .install-guide-grid,
  .install-steps,
  .local-layout {
    grid-template-columns: 1fr;
    gap: 1.3rem;
  }

  .hero-content {
    gap: 2rem;
  }

  .hero-copy h2 {
    font-size: 2rem;
  }

  .hero-copy > p:first-of-type {
    margin: 1rem 0 1.4rem;
    font-size: 0.9rem;
  }

  .download-note {
    font-size: 0.8rem;
  }

  .manual {
    padding: 1.2rem 1.4rem;
  }

  .manual-index li {
    flex-direction: column;
    align-items: baseline;
    padding: 0.7rem 0;
  }

  .manual-index span {
    font-size: 1.1rem;
  }

  .manual-index small {
    font-size: 0.8rem;
  }

  .manual-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding-top: 0.8rem;
    font-size: 0.8rem;
  }

  .manual-demo {
    max-width: none;
    text-align: center;
  }

  .hero-foot {
    flex-direction: column;
    margin-top: 2rem;
    gap: 0.5rem;
    font-size: 0.8rem;
  }

  .section {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  .section-heading {
    margin-bottom: 2rem;
  }
  .section-heading p,
  .local-copy p,
  .install-steps p {
    font-size: 0.9rem;
  }

  .feature-panel {
    padding: 1.4rem;
  }

  .feature-overview {
    padding: 0;
  }

  .feature-heading {
    margin-bottom: 1.5rem;
  }

  .feature-extension {
    gap: 2rem;
  }

  .extension-visuals {
    gap: 0.75rem;
    padding-top: 0;
  }

  .extension-visuals figcaption {
    font-size: 0.8rem;
  }

  .showcase.is-enhanced .showcase-slides {
    height: 32rem;
  }

  .showcase-controls {
    gap: 0.25rem;
  }

  .showcase-pagination button {
    padding: 0.4rem;
    font-size: 0.75rem;
  }

  .install-steps {
    gap: 0;
  }

  .local-layout {
    gap: 2rem;
  }

  .install-steps > li {
    grid-template-columns: 2.2rem minmax(0, 1fr);
    gap: 1rem;
    padding: 1.4rem 0 1.8rem;
  }

  .install-steps > li::before {
    font-size: 1.6rem;
  }

  .install-steps h3 {
    font-size: 1.1rem;
  }

  .faq {
    padding-top: 1rem;
  }

  summary {
    font-size: 0.9rem;
  }

  .closing {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  .closing-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

  .site-footer {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.25rem;
  }

  .footer-copyright {
    order: 1;
    text-align: left;
    padding-top: 0;
  }

  .footer-socials {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}