/* Roborock Vacuum for Homebridge: project site. Warm paper with the red of the plugin icon (branding/icon.png),
   used sparingly: the vacuum, what it has cleaned, and the controls that act. */
:root {
  color-scheme: light dark;
  --paper: #faf6f4;
  --sheet: #ffffff;
  --ink: #231815;
  --muted: #72605b;
  --rule: #eaded9;
  --wash: #f3ebe8;
  --brand: #e5413a;
  --act: #c42f28;
  --link: #bd2d26;
  --on-color: #ffffff;
  --stage: #f1e9e6;
  --walls: #d8cbc6;
  --floor: #fffdfc;
  --clean: #fde6e2;
  --trail: rgba(229, 65, 58, 0.16);
  --shadow: 0 22px 50px -20px rgba(58, 24, 18, 0.3),
    0 2px 6px rgba(58, 24, 18, 0.06);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    "PingFang TC", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans TC",
    "Noto Sans JP", "Microsoft JhengHei UI", "Yu Gothic UI", "Meiryo",
    sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    "PingFang TC", "Hiragino Sans", "Noto Sans TC", "Noto Sans JP", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1a1413;
    --sheet: #251d1b;
    --ink: #f4ebe8;
    --muted: #b6a39d;
    --rule: #3b2f2c;
    --wash: #302623;
    --brand: #ff6a5f;
    --act: #ff6a5f;
    --link: #ff8f86;
    --on-color: #1a1413;
    --stage: #221a18;
    --walls: #4a3b37;
    --floor: #2c2321;
    --clean: #4a2723;
    --trail: rgba(255, 106, 95, 0.2);
    --shadow: 0 22px 50px -20px rgba(0, 0, 0, 0.65),
      0 2px 6px rgba(0, 0, 0, 0.3);
  }
}

* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
}
a {
  color: var(--link);
  text-underline-offset: 3px;
}
:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}
[hidden] {
  display: none !important;
}
h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}
h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 720;
  text-wrap: balance;
}
h3 {
  font-size: 18px;
  font-weight: 680;
  letter-spacing: -0.01em;
}
p {
  margin: 0;
}
:lang(zh-Hant-TW) h1,
:lang(zh-Hant-TW) h2,
:lang(ja) h1,
:lang(ja) h2 {
  letter-spacing: 0;
  line-height: 1.3;
}
/* Japanese has no spaces: break at phrase boundaries, not in the middle of a word (Chrome 119+; others ignore it) */
:lang(ja) :is(h1, h2, h3, p, dt, dd, small, span, button) {
  word-break: auto-phrase;
}

.wrap {
  width: min(1120px, 100% - 32px);
  margin-inline: auto;
}

/* ---------- Header ---------- */
.masthead {
  display: flex;
  align-items: center;
  gap: 12px 16px;
  padding-block: 18px;
}
.wordmark {
  display: flex;
  white-space: nowrap;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  color: inherit;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 700;
  font-size: 17px;
}
.wordmark img {
  width: 30px;
  height: 30px;
}
.masthead > a:not(.wordmark, .tip) {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}
.masthead > a:not(.wordmark, .tip):hover {
  color: var(--ink);
}

.lang {
  position: relative;
  font-size: 15px;
}
.lang summary {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  white-space: nowrap;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--sheet);
  color: var(--ink);
}
.lang summary::-webkit-details-marker {
  display: none;
}
.lang summary svg {
  flex: none;
}
.lang ul {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: 10;
  min-width: 150px;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 10px;
  box-shadow: var(--shadow);
}
.lang li a {
  display: block;
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--ink);
  text-decoration: none;
}
.lang li a:hover {
  background: var(--wash);
}
.lang li a[aria-current] {
  font-weight: 700;
}

/* ---------- Hero: copy on the left, a floor plan on the right that the vacuum cleans ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 520px);
  gap: 56px;
  align-items: center;
  padding-top: 40px;
}
.hero-copy h1 {
  font-size: clamp(42px, 6vw, 70px);
  font-weight: 760;
  letter-spacing: -0.035em;
  line-height: 1.04;
  text-wrap: balance;
}
:lang(zh-Hant-TW) .hero-copy h1,
:lang(ja) .hero-copy h1 {
  font-size: clamp(32px, 4.6vw, 52px);
  letter-spacing: 0;
  line-height: 1.25;
}
.hero-copy .lede {
  margin-top: 22px;
  font-size: 20px;
  color: var(--muted);
  max-width: 30em;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  margin-top: 32px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 22px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 650;
  text-decoration: none;
}
.btn:hover {
  opacity: 0.9;
}
.btn img {
  width: 22px;
  height: 22px;
  border-radius: 5px;
}
.fine {
  margin-top: 18px;
  font-size: 14.5px;
  color: var(--muted);
}

.stage {
  display: grid;
  justify-items: center;
  gap: 4px;
  padding: 26px 26px 22px;
  border-radius: 28px;
  background: var(--stage);
}

/* The floor plan. The walls are the gaps between the rooms; doors bridge them. */
.plan {
  width: 100%;
  max-width: 460px;
  height: auto;
  overflow: visible;
}
.walls {
  fill: var(--walls);
}
.area rect {
  fill: var(--floor);
  stroke: transparent;
  stroke-width: 2.5;
  transition:
    fill 0.8s ease,
    stroke 0.2s;
}
.area text {
  fill: var(--muted);
  font: 500 13px var(--font);
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
  transition: fill 0.3s;
}
.area.sel rect {
  stroke: var(--brand);
}
.area.sel text,
.area.doing text {
  fill: var(--ink);
  font-weight: 650;
}
.area.done rect {
  fill: var(--clean);
}
.stage[data-state="docked"] .area {
  cursor: pointer;
}
.door {
  fill: var(--floor);
}
.trail {
  fill: none;
  stroke: var(--trail);
  stroke-width: 22;
  stroke-linecap: round;
  stroke-linejoin: round;
}
/* Back on the dock, the path fades and the cleaned rooms stay tinted */
.stage[data-state="docked"] .trail {
  opacity: 0;
  transition: opacity 1.2s ease;
}
.dock {
  fill: var(--ink);
  opacity: 0.75;
}
.bot-body {
  fill: var(--sheet);
  stroke: var(--walls);
  stroke-width: 1.5;
  filter: drop-shadow(0 2px 3px rgba(58, 24, 18, 0.25));
}
.bot-bumper {
  fill: none;
  stroke: var(--ink);
  stroke-width: 2.2;
  stroke-linecap: round;
  opacity: 0.8;
}
.bot-eye {
  fill: var(--brand);
}

/* The Home app's vacuum tile, reduced to what the demo needs */
.tile {
  width: 100%;
  max-width: 380px;
  margin-top: 14px;
  padding: 18px 18px 16px;
  border-radius: 22px;
  background: var(--sheet);
  box-shadow: var(--shadow);
}
.tile-head {
  display: flex;
  align-items: center;
  gap: 12px;
}
.tile-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--wash);
  color: var(--muted);
  transition:
    background 0.4s,
    color 0.4s;
}
.tile-icon svg {
  width: 22px;
  height: 22px;
}
.stage:is([data-state="cleaning"], [data-state="returning"]) .tile-icon {
  background: var(--brand);
  color: var(--on-color);
}
.tile-name {
  flex: 1;
  min-width: 0;
  line-height: 1.3;
}
.tile-name strong {
  display: block;
  font-weight: 650;
}
.tile-name span {
  display: block;
  font-size: 14px;
  color: var(--muted);
}
.tile-battery {
  font-size: 14px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.picks {
  margin: 14px 0 0;
  padding: 0;
  border: 0;
  min-width: 0;
}
.picks legend {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  padding: 0;
  margin-bottom: 8px;
  font-size: 13.5px;
  color: var(--muted);
}
.picks legend span {
  font-variant-numeric: tabular-nums;
}
.chips {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}
.chip-btn {
  min-height: 36px;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  font: 500 14px/1.2 var(--font);
  cursor: pointer;
  transition:
    background 0.2s,
    border-color 0.2s,
    color 0.2s;
}
.chip-btn:hover:not(:disabled) {
  border-color: var(--muted);
}
.chip-btn[aria-pressed="true"] {
  border-color: var(--brand);
  background: var(--clean);
  font-weight: 650;
}
.chip-btn:disabled {
  opacity: 0.55;
  cursor: default;
}
.controls {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 8px;
  margin-top: 12px;
}
.controls button {
  min-height: 44px;
  border-radius: 12px;
  font: 650 15px/1 var(--font);
  cursor: pointer;
}
.go {
  border: 0;
  background: var(--act);
  color: var(--on-color);
}
.go:hover {
  opacity: 0.92;
}
.home {
  border: 1px solid var(--rule);
  background: var(--paper);
  color: var(--ink);
}
.home:hover:not(:disabled) {
  border-color: var(--muted);
}
.home:disabled {
  opacity: 0.45;
  cursor: default;
}
.hint {
  max-width: 380px;
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
  text-align: center;
}

/* ---------- Sections ---------- */
section.band {
  padding-top: 112px;
}
.intro {
  max-width: 40em;
}
.intro p {
  margin-top: 16px;
  font-size: 19px;
  color: var(--muted);
}
.intro p + p {
  margin-top: 12px;
}

/* Local control: Home app, Homebridge and the vacuum, joined by what carries the traffic */
.flow {
  display: flex;
  align-items: flex-start;
  margin: 48px 0 0;
  padding: 0;
  list-style: none;
}
.node {
  flex: 0 0 180px;
  display: grid;
  justify-items: center;
  gap: 2px;
  text-align: center;
}
.node-icon {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  margin-bottom: 10px;
  border-radius: 18px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  color: var(--brand);
}
.node-icon svg {
  width: 28px;
  height: 28px;
}
.node strong {
  font-weight: 650;
}
.node small {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.4;
}
.link {
  flex: 1;
  position: relative;
  min-width: 80px;
  height: 60px;
}
.link::before {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 30px;
  border-top: 2px dashed var(--brand);
  opacity: 0.55;
}
.link span {
  position: absolute;
  left: 50%;
  top: 30px;
  transform: translate(-50%, -50%);
  padding: 2px 12px;
  border-radius: 999px;
  background: var(--paper);
  border: 1px solid var(--rule);
  font-size: 13.5px;
  color: var(--muted);
  white-space: nowrap;
}
.note {
  max-width: 46em;
  margin-top: 36px;
}

/* What you get: plain pairs under a rule, no boxes */
.feats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 36px 40px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}
.feats li {
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}
.feats p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 16px;
}

/* Matter: the reason on the left, the per-vacuum choice on the right */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}
.chip {
  display: inline-block;
  vertical-align: 0.35em;
  margin-left: 4px;
  padding: 2px 10px;
  border: 1px solid var(--brand);
  border-radius: 999px;
  color: var(--link);
  font: 600 13px/1.4 var(--font);
  letter-spacing: 0;
}
.panel {
  padding: 32px 34px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 18px;
}
.panel-p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 16px;
}
.choices {
  display: grid;
  gap: 16px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.choices li {
  position: relative;
  padding-left: 30px;
}
.choices li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 5px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--walls);
  border-radius: 50%;
}
.choices li:first-child::before {
  border: 5px solid var(--brand);
}
.choices h3 {
  font-size: 16.5px;
}
.choices p {
  margin-top: 2px;
  color: var(--muted);
  font-size: 15.5px;
}
.back {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: 15.5px;
}

/* Models */
.models {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
}
.models li {
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  font-size: 15px;
  white-space: nowrap;
}
.aside {
  margin-top: 28px;
  padding: 22px 28px;
  border: 1.5px dashed var(--rule);
  border-radius: 18px;
}
.aside h3 {
  font-size: 16.5px;
}
.aside p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 15.5px;
  max-width: 60em;
}

/* Getting started */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
}
.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  font: 700 18px/1 var(--display);
}
.steps p {
  margin-top: 6px;
  color: var(--muted);
}
.steps + .fine {
  margin-top: 32px;
}

/* ---------- Support ---------- */
.tip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 16px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--sheet);
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}
.tip:hover {
  border-color: var(--muted);
}
.tip img {
  flex: none;
  width: 24px;
  height: 24px;
  margin-left: -4px;
  border-radius: 6px;
}
.head-tip {
  min-height: 34px;
  padding: 4px 12px;
  font-size: 15px;
}
.tipjar {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 36px;
  align-items: center;
  padding: 40px 44px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 18px;
}
.tipjar > img {
  width: 120px;
  height: 120px;
  border-radius: 30px;
}
.tipjar p {
  max-width: 38em;
  margin-top: 12px;
  color: var(--muted);
  font-size: 18px;
}
.tipjar .actions {
  margin-top: 24px;
}
.tipjar .fine {
  margin-top: 12px;
  font-size: 14.5px;
}

/* ---------- Footer ---------- */
footer {
  margin-top: 120px;
  padding-block: 40px 56px;
  border-top: 1px solid var(--rule);
  font-size: 15px;
  color: var(--muted);
}
.foot {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 32px;
}
.foot ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.foot .langs {
  justify-content: flex-end;
}
.foot .langs a {
  color: var(--muted);
  text-decoration: none;
}
.foot .langs a:hover,
.foot .langs a[aria-current] {
  color: var(--ink);
}
.tm {
  margin-top: 28px;
  font-size: 13.5px;
}

/* ---------- Small screens ---------- */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 16px;
  }
  .stage {
    padding: 20px 14px 18px;
  }
  .split,
  .foot {
    grid-template-columns: 1fr;
  }
  .feats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .tipjar {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 28px 24px;
  }
  .tipjar > img {
    width: 88px;
    height: 88px;
    border-radius: 22px;
  }
  .foot .langs {
    justify-content: flex-start;
  }
  section.band {
    padding-top: 84px;
  }
  .flow {
    flex-direction: column;
    align-items: flex-start;
  }
  .node {
    flex: none;
    grid-template-columns: 60px auto;
    grid-template-rows: auto auto;
    justify-items: start;
    column-gap: 16px;
    text-align: left;
  }
  .node-icon {
    grid-row: span 2;
    margin: 0;
  }
  .node strong {
    align-self: end;
  }
  .node small {
    align-self: start;
  }
  .link {
    flex: none;
    width: 60px;
    height: 64px;
    min-width: 0;
  }
  .link::before {
    left: 29px;
    right: auto;
    top: 4px;
    bottom: 4px;
    border-top: 0;
    border-left: 2px dashed var(--brand);
  }
  .link span {
    left: 76px;
    top: 32px;
    transform: translateY(-50%);
  }
}
@media (max-width: 640px) {
  body {
    font-size: 16px;
  }
  .feats {
    grid-template-columns: 1fr;
  }
  .panel {
    padding: 24px 22px;
  }
  .masthead > a:not(.wordmark, .head-tip) {
    display: none;
  }
  .wordmark {
    font-size: 15px;
  }
  .head-tip span {
    display: none;
  }
  .head-tip {
    padding: 4px 8px;
  }
  .head-tip img {
    margin: 0;
  }
  .area text {
    font-size: 17px;
  }
}
@media (max-width: 400px) {
  .lang summary span {
    display: none;
  }
  .lang summary {
    padding: 6px 8px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}