:root {
  --bg: #f5f8ff;
  --ink: #142440;
  --accent: #365eea;
  --muted: #60708c;
  --line: #dce3f0;
  --panel: #edf1fc;
  --light: #c6d6ff;
  --shadow: #1c39721a;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 95px;
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Arial, "Noto Sans TC", sans-serif;
  line-height: 1.65;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
}
button,
a,
input,
textarea,
summary {
  touch-action: manipulation;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid #d09c22;
  outline-offset: 5px;
}
.wrap {
  max-width: 1220px;
  margin: auto;
  padding: 0 32px;
}
.nav {
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 21px;
  font-weight: 750;
  letter-spacing: -0.6px;
}
.mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: white;
  border-radius: 9px;
  font-size: 20px;
}
.navlinks {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
}
.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
  line-height: 1.4;
}
.button.quiet {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1.02fr;
  gap: 55px;
  padding-top: 90px;
  padding-bottom: 95px;
  align-items: center;
}
.tag {
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  font-weight: 700;
}
.tag:before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
h1 {
  font-size: clamp(42px, 4.4vw, 65px);
  line-height: 1.16;
  letter-spacing: -2.5px;
  margin: 22px 0 26px;
  font-weight: 750;
}
h1 span {
  display: block;
}
h2 {
  font-size: clamp(29px, 3vw, 42px);
  line-height: 1.3;
  letter-spacing: -1px;
  margin: 0 0 24px;
}
h3 {
  font-size: 19px;
  line-height: 1.4;
  margin: 15px 0 10px;
}
p {
  margin: 0 0 22px;
}
.lede {
  font-size: 18px;
  color: var(--muted);
  max-width: 510px;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 30px 0 20px;
}
.micro {
  font-size: 12px;
  color: var(--muted);
}
.stage {
  position: relative;
  padding: 28px 0;
}
.window {
  background: white;
  border: 1px solid var(--line);
  border-radius: 13px;
  box-shadow: 0 25px 65px var(--shadow);
  overflow: hidden;
  transform: rotate(-1deg);
}
.windowbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 17px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.dots {
  display: flex;
  gap: 5px;
}
.dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #d0d6e0;
}
.screen {
  padding: 25px;
}
.flow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin: 16px 0 30px;
}
.flowbox {
  border: 1px solid var(--line);
  padding: 13px 12px;
  border-radius: 7px;
  font-size: 12px;
  background: var(--bg);
}
.flowbox.focus {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  font-weight: 700;
}
.route-row {
  display: grid;
  grid-template-columns: 1fr 1.7fr auto;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: 12px;
}
.route-row code {
  color: var(--muted);
  font-size: 11px;
}
.pill {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  background: #e5f4ed;
  color: #226145;
  font-size: 11px;
}
.float-note {
  position: relative;
  width: 86%;
  margin: -9px -14px 0 auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 15px 19px;
  background: var(--ink);
  color: white;
  font-size: 12px;
  box-shadow: 0 12px 30px var(--shadow);
}
.float-note b {
  color: var(--light);
  margin-right: 12px;
}
.roomgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 18px 0;
}
.roomtile {
  background: var(--bg);
  padding: 16px 12px;
  border-radius: 7px;
  border-top: 3px solid #43826b;
}
.roomtile b {
  font-size: 24px;
  display: block;
}
.roomtile span {
  font-size: 10px;
  color: var(--muted);
}
.roomtile.dirty {
  border-top-color: #c99938;
}
.roomtile.busy {
  border-top-color: var(--accent);
}
.screenhead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}
.screenhead strong {
  font-size: 16px;
}
.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 25px 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}
.strip b {
  color: var(--ink);
}
section.section {
  padding: 95px 0;
}
.section-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  margin-bottom: 45px;
}
.section-intro p {
  color: var(--muted);
  padding-top: 8px;
  max-width: 460px;
}
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
}
.feature {
  border-top: 2px solid var(--accent);
  padding-top: 18px;
}
.feature .icon {
  font-size: 23px;
  color: var(--accent);
}
.feature p {
  font-size: 15px;
  color: var(--muted);
}
.feature small {
  color: var(--accent);
}
.tint {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 35px;
}
.step-num {
  font-size: 14px;
  color: var(--accent);
  border: 1px solid var(--accent);
  width: 33px;
  height: 33px;
  border-radius: 50%;
  display: grid;
  place-items: center;
}
.steps p {
  color: var(--muted);
  font-size: 15px;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
}
.checklist {
  list-style: none;
  padding: 0;
}
.checklist li {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
}
.checklist li:before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}
.offer {
  background: var(--ink);
  color: white;
  padding: 36px;
  border-radius: 12px;
}
.offer .micro {
  color: #d0d7e4;
}
.offer h3 {
  font-size: 27px;
}
.offer p {
  color: #e0e5eb;
}
.offer .button {
  background: var(--light);
  color: var(--ink);
  border: 0;
}
.offer .checklist li {
  border-color: #ffffff25;
}
.offer .checklist li:before {
  color: var(--light);
}
details {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
summary {
  cursor: pointer;
  font-weight: 600;
}
details p {
  color: var(--muted);
  margin: 14px 0 0;
  font-size: 15px;
}
.contact {
  border-radius: 18px;
  background: var(--panel);
  padding: 50px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-bottom: 70px;
}
.contact form {
  display: grid;
  gap: 15px;
}
.twocol {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
label {
  font-size: 13px;
  display: grid;
  gap: 6px;
}
input,
textarea,
select {
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 11px 12px;
  width: 100%;
  background: white;
  color: var(--ink);
}
textarea {
  min-height: 110px;
  resize: vertical;
}
.consent {
  display: flex;
  align-items: flex-start;
  font-size: 12px;
  gap: 9px;
  color: var(--muted);
}
.consent input {
  width: 16px;
  margin-top: 4px;
}
.trap {
  position: absolute;
  left: -10000px;
}
.form-status {
  font-size: 14px;
  min-height: 24px;
  margin: 0;
}
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
}
.footer-inner div {
  display: flex;
  gap: 22px;
}
.demo-shell {
  padding-top: 55px;
  padding-bottom: 70px;
}
.demo-notice {
  border-left: 3px solid var(--accent);
  padding: 12px 18px;
  background: var(--panel);
  margin: 22px 0;
}
.demo-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
  margin-top: 35px;
}
.demo-panel {
  background: white;
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: 10px;
}
.demo-controls {
  display: grid;
  gap: 16px;
}
.demo-log {
  font-family: monospace;
  font-size: 12px;
  background: var(--ink);
  color: white;
  padding: 20px;
  border-radius: 8px;
  min-height: 150px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.demo-room {
  cursor: pointer;
  text-align: left;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  display: block;
  padding: 16px;
}
.demo-room.selected {
  outline: 2px solid var(--accent);
}
.demo-room b {
  display: block;
  font-size: 25px;
}
.demo-room small {
  display: block;
  font-size: 11px;
}
.demo-status {
  min-height: 30px;
  color: var(--accent);
  font-weight: 600;
}
.demo-roomgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.result {
  font-size: 36px;
  font-weight: bold;
  margin: 18px 0;
}
.skip {
  position: absolute;
  left: -10000px;
}
.skip:focus {
  left: 20px;
  top: 5px;
  background: white;
  padding: 10px;
  z-index: 10;
}
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 25px;
    padding: 60px 0;
  }
  .hero-copy {
    max-width: 700px;
  }
  .stage {
    max-width: 650px;
    width: 100%;
    margin: auto;
  }
  .features {
    gap: 22px;
  }
  .section-intro,
  .split {
    gap: 35px;
  }
  .contact {
    gap: 30px;
    padding: 32px;
  }
  .navlinks {
    gap: 16px;
  }
}
@media (max-width: 650px) {
  .wrap {
    padding: 0 20px;
  }
  .nav {
    height: auto;
    min-height: 80px;
    flex-wrap: wrap;
    padding: 18px 0;
    gap: 16px;
  }
  .brand {
    font-size: 19px;
  }
  .navlinks {
    font-size: 12px;
    gap: 16px;
  }
  .navlinks .hide-mobile {
    display: none;
  }
  .navlinks .button {
    padding: 8px 12px;
  }
  .hero {
    padding-top: 42px;
  }
  h1 {
    font-size: 43px;
    letter-spacing: -1.5px;
  }
  .lede {
    font-size: 16px;
  }
  .stage {
    padding: 12px 8px;
  }
  .screen {
    padding: 16px;
  }
  .flow {
    gap: 4px;
  }
  .flowbox {
    padding: 10px 8px;
    font-size: 10px;
  }
  .float-note {
    width: 95%;
    font-size: 10px;
    margin-right: -6px;
  }
  .route-row {
    font-size: 10px;
  }
  .route-row code {
    font-size: 9px;
  }
  .roomtile {
    padding: 10px 8px;
  }
  .section-intro,
  .split,
  .contact,
  .demo-layout {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .features,
  .steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  section.section {
    padding: 60px 0;
  }
  .section-intro {
    margin-bottom: 22px;
  }
  .contact {
    padding: 26px 20px;
    margin-bottom: 40px;
  }
  .twocol {
    grid-template-columns: 1fr;
  }
  .strip {
    gap: 12px;
    font-size: 12px;
  }
  .demo-roomgrid {
    grid-template-columns: repeat(2, 1fr);
  }
  .demo-panel {
    padding: 20px;
  }
  .offer {
    padding: 28px;
  }
  .footer-inner div {
    flex-wrap: wrap;
    gap: 15px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  font-size: 12px;
  flex-shrink: 0;
}
.language-switch a {
  padding: 6px 4px;
  color: var(--muted);
}
.language-switch a[aria-current="true"] {
  color: var(--accent);
  font-weight: 700;
  border-bottom: 2px solid var(--accent);
}
html[lang="en"] h1 {
  font-size: clamp(39px, 4.1vw, 60px);
  letter-spacing: -2px;
}
html[lang="en"] .flowbox {
  font-size: 11px;
}
html[lang="en"] .roomtile span {
  line-height: 1.3;
  display: block;
}
html[lang="en"] .navlinks {
  gap: 18px;
}
@media (max-width: 1100px) {
  .nav {
    flex-wrap: wrap;
    height: auto;
    min-height: 90px;
    padding: 18px 0;
  }
  .language-switch {
    margin-left: auto;
  }
  html[lang="en"] .hero {
    gap: 30px;
  }
}
@media (max-width: 650px) {
  .language-switch {
    margin-left: 0;
  }
  .navlinks {
    flex-wrap: wrap;
  }
  html[lang="en"] h1 {
    font-size: 41px;
  }
  html[lang="en"] .demo-controls button {
    font-size: 14px;
  }
  html[lang="en"] .roomtile b {
    font-size: 21px;
  }
}