:root {
  --background: #f7f8f3;
  --surface: #ffffff;
  --elevated: #eef2f1;
  --text: #17201f;
  --muted: #586563;
  --subtle: #6f7d7a;
  --border: #d4dcda;
  --accent: #b34424;
  --accent-soft: #f5e4dd;
  --sun: #f7c85b;
  --sun-soft: #fff0c8;
  --sky: #9edfd4;
  --success: #236b4a;
  --dark: #17201f;
  --dark-soft: #22302b;
  --display: "IBM Plex Sans", "Noto Sans TC", "PingFang TC", sans-serif;
  --body: "IBM Plex Sans", "Noto Sans TC", "PingFang TC", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --gutter: clamp(18px, 3vw, 64px);
  /* Sections span the viewport; readability is held by the max-widths on the
     prose itself, not by squeezing every container into a fixed column. */
  --content: 100%;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body {
  margin: 0;
  background:
    radial-gradient(circle at 92% 8%, #fff0c84d 0, transparent 19rem),
    radial-gradient(circle at 4% 38%, #dff5f066 0, transparent 22rem), var(--background);
  color: var(--text);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.65;
}
:target {
  scroll-margin-top: 96px;
}
a {
  color: inherit;
}
button,
input {
  font: inherit;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 80;
  padding: 10px 14px;
  background: var(--dark);
  color: white;
  transform: translateY(-150%);
  transition: transform 120ms var(--ease);
}
.skip-link:focus {
  transform: translateY(0);
}
.site-header,
.site-footer {
  width: min(100%, var(--content));
  margin: auto;
  padding-inline: var(--gutter);
}
.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid var(--border);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  line-height: 1.1;
}
.brand b {
  display: block;
  font-size: 1.13rem;
  letter-spacing: 0.04em;
}
.brand small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font: 500 0.69rem/1 var(--mono);
  letter-spacing: 0.02em;
}
.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font: 700 1.25rem/1 var(--mono);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2vw, 32px);
  font-size: 0.92rem;
}
.site-nav a {
  text-decoration: none;
}
.site-nav a:not(.nav-cta):hover,
.text-link:hover,
.footer-links a:hover {
  color: var(--accent);
}
.language-picker {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.language-picker select {
  min-height: 44px;
  padding: 7px 30px 7px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
}
.nav-cta {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--text);
  border-radius: 8px;
  font-weight: 600;
}
.menu-toggle {
  display: none;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}
.hero {
  width: min(100%, var(--content));
  margin: auto;
  padding: clamp(48px, 6vw, 92px) var(--gutter) clamp(46px, 6vw, 84px);
  display: grid;
  grid-template-columns: minmax(330px, 0.92fr) minmax(150px, 0.34fr) minmax(500px, 1.08fr);
  align-items: center;
  gap: clamp(18px, 2.5vw, 42px);
  position: relative;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: clamp(130px, 14vw, 235px);
  aspect-ratio: 1;
  right: 5%;
  top: 8%;
  border-radius: 50%;
  border: 1px dashed #b344244d;
  background: var(--sun-soft);
  transform: translate(22%, -26%);
}
.hero-copy {
  max-width: 700px;
}
.eyebrow,
.section-kicker {
  margin: 0 0 16px;
  color: var(--accent);
  font: 600 0.75rem/1.2 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.eyebrow span {
  font-size: 0.58rem;
  vertical-align: 2px;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1,
h2 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
h1 {
  max-width: 730px;
  margin-bottom: 32px;
  font-size: clamp(2.9rem, 5.6vw, 5.4rem);
  line-height: 0.98;
}
h1 em,
h2 em {
  color: var(--accent);
  font-style: normal;
}
.hero-lede {
  max-width: 610px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}
.hero-lede--strong {
  color: var(--text);
  font-weight: 600;
}
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin: 36px 0 30px;
}
.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 300ms var(--ease),
    background 300ms var(--ease),
    color 300ms var(--ease);
}
.button:hover {
  transform: translateY(-2px);
}
.button--primary {
  background: var(--accent);
  color: #fff;
}
.button--primary:hover {
  background: #8f351d;
}
.text-link {
  text-underline-offset: 5px;
  font-weight: 600;
}
.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding: 0;
  margin: 0;
  color: var(--subtle);
  list-style: none;
  font-size: 0.85rem;
}
.hero-facts li::before {
  content: "✓";
  margin-right: 7px;
  color: var(--success);
  font-weight: 700;
}
.hero-human {
  position: relative;
  z-index: 3;
  align-self: center;
  margin: 0;
  transform: rotate(-3deg);
  animation: hero-human-enter 780ms 160ms var(--ease) both;
}
.hero-human__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 0.8;
  border: 7px solid #fffdf8;
  border-radius: 42% 42% 14% 14% / 26% 26% 11% 11%;
  background: var(--sun-soft);
  box-shadow: 9px 10px 0 var(--sun), 16px 20px 30px #17201f21;
}
.hero-human__frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 30%;
  background: linear-gradient(transparent, #17201f33);
  pointer-events: none;
}
.hero-human img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 59% center;
  transform: scale(1.02);
}
.hero-human figcaption {
  position: relative;
  z-index: 1;
  width: max-content;
  max-width: min(16rem, 145%);
  margin: -13px -24px 0 auto;
  padding: 7px 10px;
  background: var(--sky);
  color: var(--dark);
  font: 700 0.67rem/1.35 var(--mono);
  letter-spacing: 0.02em;
  transform: rotate(3deg);
}
.hero-human__spark {
  margin-right: 4px;
  color: var(--accent);
}
@keyframes hero-human-enter {
  from {
    opacity: 0;
    transform: translateY(20px) rotate(-6deg);
  }
  to {
    opacity: 1;
    transform: rotate(-3deg);
  }
}
.inbox-stage {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  padding: 22px;
  background: var(--dark);
  color: #f3f7f5;
  border-radius: 16px;
  box-shadow: 16px 18px 0 #d9e2de;
  isolation: isolate;
}
.hero-stage {
  background:
    radial-gradient(circle at 90% 12%, #f7c85b33 0, transparent 24%),
    radial-gradient(circle at 8% 96%, #9edfd426 0, transparent 30%), var(--dark);
}
.stage-topline {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  color: #aebcb6;
  font: 500 0.67rem/1.2 var(--mono);
  letter-spacing: 0.08em;
}
.stage-grid {
  position: absolute;
  inset: 62px 22px 24px;
  z-index: -1;
  background-image:
    linear-gradient(#40514a33 1px, transparent 1px),
    linear-gradient(90deg, #40514a33 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, #000 0%, #0008 75%, transparent);
}
.inbox-panel {
  position: relative;
  z-index: 2;
  width: min(86%, 520px);
  margin: 44px auto 0;
  padding: 18px;
  background: #18221f;
  border: 1px solid #40514a;
  border-radius: 12px;
  box-shadow: 0 22px 50px #0007;
}
.inbox-head {
  display: flex;
  align-items: center;
  gap: 11px;
  padding-bottom: 18px;
  border-bottom: 1px solid #40514a;
}
.inbox-symbol {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid #78c79e;
  border-radius: 8px;
  color: #78c79e;
  font-size: 1.4rem;
}
.inbox-head b,
.inbox-head small {
  display: block;
}
.inbox-head b {
  font-size: 1rem;
}
.inbox-head small {
  color: #aebcb6;
  font-size: 0.74rem;
}
.inbox-count {
  margin-left: auto;
  color: #e07a57;
  font: 500 1.4rem/1 var(--mono);
}
.signal {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 17px 0;
  border-bottom: 1px solid #40514a;
}
.signal-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid #586b62;
  border-radius: 50%;
  color: #b5c2bd;
  font: 1rem/1 var(--mono);
}
.signal b,
.signal small,
.signal time {
  display: block;
}
.signal b {
  font-size: 0.96rem;
}
.signal small,
.signal time,
.signal-state {
  color: #b5c2bd;
  font-size: 0.71rem;
}
.signal time {
  margin-top: 3px;
  font-family: var(--mono);
}
.signal--new {
  background: #18221f;
}
.signal--new .signal-mark {
  border-color: #e07a57;
  color: #e07a57;
}
.signal--new strong {
  color: #e07a57;
  font: 600 0.67rem/1 var(--mono);
  letter-spacing: 0.08em;
}
.signal-state {
  white-space: nowrap;
}
.inbox-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 17px;
  color: #b5c2bd;
  font-size: 0.74rem;
}
.pulse,
.board-pip {
  width: 8px;
  height: 8px;
  display: inline-block;
  border-radius: 50%;
  background: #78c79e;
  box-shadow: 0 0 0 5px #78c79e1f;
}
.foot-spacer {
  flex: 1;
}
.mono {
  font-family: var(--mono);
}
.arrival-line {
  position: absolute;
  height: 1px;
  background: #e07a57;
  transform-origin: left;
  opacity: 0.9;
}
.arrival-line::after {
  content: "";
  position: absolute;
  right: -3px;
  top: -4px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #e07a57;
  box-shadow: 0 0 0 6px #e07a5726;
}
.arrival-line span {
  position: absolute;
  top: -27px;
  right: 0;
  color: #e07a57;
  font: 500 0.67rem/1 var(--mono);
  letter-spacing: 0.06em;
}
.arrival-line--one {
  top: 270px;
  left: 3%;
  width: 37%;
  transform: rotate(25deg);
}
.arrival-line--two {
  right: 0;
  bottom: 150px;
  width: 30%;
  transform: rotate(-16deg);
}
.stage-note {
  position: absolute;
  right: 28px;
  bottom: 27px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 13px;
  border: 1px solid #40514a;
  background: #22302b;
  color: #f3f7f5;
}
.stage-note-mark {
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  border-radius: 50%;
  background: #78c79e;
  color: #17201f;
  font-size: 0.75rem;
}
.stage-note b,
.stage-note small {
  display: block;
}
.stage-note b {
  font-size: 0.75rem;
}
.stage-note small {
  color: #b5c2bd;
  font-size: 0.66rem;
}
.proof-strip {
  width: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 26px;
  padding: 18px var(--gutter);
  border-block: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.82rem;
}
.proof-label {
  color: var(--accent);
  font: 600 0.72rem/1.6 var(--mono);
  letter-spacing: 0.08em;
}
.promises {
  background: #eef3f1;
}
.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--text);
  border-left: 1px solid var(--border);
}
.promise-card {
  min-height: 250px;
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3vw, 38px);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.promise-card--accent {
  background: var(--accent-soft);
}
.promise-card--dark {
  background: var(--dark);
  color: #f3f7f5;
}
.promise-index {
  margin-bottom: auto;
  color: var(--accent);
  font: 600 0.76rem/1 var(--mono);
  letter-spacing: 0.08em;
}
.promise-card h3 {
  margin: 42px 0 10px;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.15;
}
.promise-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}
.promise-card--dark p {
  color: #b5c2bd;
}
.promise-boundary {
  max-width: 920px;
  margin: 22px 0 0;
  color: var(--subtle);
  font-size: 0.78rem;
  line-height: 1.65;
}
.section-pad {
  width: min(100%, var(--content));
  margin: auto;
  padding: clamp(52px, 6vw, 94px) var(--gutter);
}
.section-kicker {
  display: flex;
  justify-content: space-between;
  max-width: 100%;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
}
.section-kicker span {
  color: var(--subtle);
}
.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: clamp(24px, 4.5vw, 76px);
  align-items: end;
  margin-bottom: 36px;
}
h2 {
  margin-bottom: 0;
  font-size: clamp(2.2rem, 4.2vw, 4.2rem);
  line-height: 1.02;
}
.split-heading p {
  max-width: 560px;
  margin-bottom: 4px;
  color: var(--muted);
  line-height: 1.8;
}
.flow-rail {
  border-top: 1px solid var(--text);
}
.flow-step {
  min-height: 104px;
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 23px 0;
  border-bottom: 1px solid var(--border);
}
.step-mark {
  align-self: start;
  color: var(--accent);
  font: 500 1.1rem/1 var(--mono);
}
.flow-step h3,
.scene-row h3 {
  margin-bottom: 5px;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}
.flow-step p,
.scene-row p {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}
.step-status {
  color: var(--subtle);
  font: 500 0.72rem/1 var(--mono);
  letter-spacing: 0.07em;
}
.flow-step--accent {
  padding-inline: 18px;
  background: var(--accent-soft);
  border-color: #e4c4b8;
}
.scenes {
  background: var(--surface);
}
.scene-list {
  border-top: 1px solid var(--text);
}
.scene-row {
  display: grid;
  grid-template-columns: 58px minmax(240px, 1fr) minmax(210px, 0.75fr) 30px;
  gap: 22px;
  align-items: center;
  min-height: 104px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.scene-row--dark {
  padding-inline: 18px;
  background: var(--dark);
  color: #f3f7f5;
  border-color: #40514a;
}
.scene-row--dark p,
.scene-row--dark .scene-example {
  color: #b5c2bd;
}
.scene-index {
  align-self: start;
  color: var(--accent);
  font: 600 1.3rem/1 var(--mono);
}
.scene-example {
  color: var(--muted);
  font-size: 0.85rem;
}
.scene-arrow {
  color: var(--accent);
  font: 1.3rem/1 var(--mono);
}
.trust-section {
  width: 100%;
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.8fr);
  gap: clamp(32px, 5vw, 96px);
  background: var(--dark);
  color: #f3f7f5;
}
/* The columns fill the band. Readability is held by the max-width on the
   prose itself (see .trust-copy p), the same way the rest of the page does it
   -- capping the column at 670px left a 2560px screen mostly empty dark. */
.trust-section > * {
  width: 100%;
}
.trust-section .section-kicker {
  border-color: #40514a;
}
.section-kicker--light {
  color: #e07a57;
}
.trust-copy {
  justify-self: stretch;
}
.trust-copy p {
  max-width: 600px;
  margin-top: 32px;
  color: #b5c2bd;
  font-size: 1.03rem;
}
.trust-list {
  padding: 0;
  margin: 36px 0 0;
  list-style: none;
}
.trust-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 13px;
  padding: 18px 0;
  border-top: 1px solid #40514a;
}
.trust-list li > span {
  color: #78c79e;
}
.trust-list b,
.trust-list small {
  display: block;
}
.trust-list b {
  font-size: 0.96rem;
}
.trust-list small {
  margin-top: 3px;
  color: #b5c2bd;
  font-size: 0.81rem;
}
.trust-board {
  align-self: center;
  padding: 20px;
  border: 1px solid #40514a;
  background: var(--dark-soft);
}
.board-label {
  padding-bottom: 18px;
  color: #b5c2bd;
  font: 500 0.72rem/1 var(--mono);
  letter-spacing: 0.08em;
}
.contract-line {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid #40514a;
}
.contract-icon {
  color: #e07a57;
  font: 500 0.75rem/1 var(--mono);
}
.contract-line b,
.contract-line small {
  display: block;
}
.contract-line b {
  font-size: 0.92rem;
}
.contract-line small {
  color: #b5c2bd;
  font-size: 0.74rem;
}
.contract-line strong {
  color: #78c79e;
  font: 600 0.66rem/1 var(--mono);
  letter-spacing: 0.04em;
}
.board-foot {
  display: flex;
  align-items: center;
  gap: 9px;
  padding-top: 20px;
  color: #b5c2bd;
  font: 500 0.63rem/1 var(--mono);
  letter-spacing: 0.06em;
}
.start-section {
  background: var(--accent);
  color: #fff;
  max-width: none;
}
.start-section .section-kicker {
  max-width: var(--content);
  margin-inline: auto;
  padding-inline: var(--gutter);
  color: #ffd8ca;
  border-color: #ce6949;
}
.start-layout {
  max-width: var(--content);
  margin: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.8fr);
  gap: clamp(28px, 5vw, 90px);
  align-items: end;
}
.start-layout p {
  max-width: 620px;
  margin-top: 28px;
  color: #ffe8e1;
}
.monitor-form {
  padding: 25px;
  background: #17201f;
}
.monitor-form label {
  display: block;
  margin-bottom: 9px;
  color: #f3f7f5;
  font-size: 0.88rem;
  font-weight: 600;
}
.input-row {
  display: flex;
  gap: 8px;
}
.input-row input {
  min-width: 0;
  flex: 1;
  width: 100%;
  min-height: 50px;
  padding: 10px 13px;
  border: 1px solid #586b62;
  border-radius: 8px;
  background: #22302b;
  color: #fff;
}
.input-row input::placeholder {
  color: #aebcb6;
}
.input-row .button {
  flex: 0 0 auto;
}
.form-note,
.form-result {
  margin: 13px 0 0 !important;
  color: #b5c2bd !important;
  font-size: 0.76rem !important;
  line-height: 1.5;
}
.form-result {
  min-height: 24px;
  color: #78c79e !important;
  font-weight: 600;
}
.form-result.is-error {
  color: #ffaaa2 !important;
}
.form-result.is-warning {
  color: #ffd37a !important;
}
.faq {
  background: var(--surface);
}
.faq > h2 {
  max-width: 760px;
  margin-bottom: 55px;
}
.faq-list {
  max-width: 1120px;
  margin-left: auto;
  border-top: 1px solid var(--text);
}
details {
  border-bottom: 1px solid var(--border);
}
summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 16px 0;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  list-style: none;
}
summary::-webkit-details-marker {
  display: none;
}
summary span {
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 400;
}
details p {
  max-width: 720px;
  padding: 0 44px 22px 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}
.site-footer {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 54px;
  border-top: 1px solid var(--border);
}
.footer-brand {
  display: flex;
  gap: 11px;
  align-items: center;
}
.footer-brand b,
.footer-brand small {
  display: block;
}
.footer-brand small,
.site-footer p,
.footer-links {
  color: var(--muted);
  font-size: 0.82rem;
}
.site-footer p {
  margin: 0;
}
.footer-links {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 16px 22px;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  text-underline-offset: 4px;
}
.reveal {
  animation: reveal-in 700ms var(--ease) both;
}
.reveal-delay {
  animation-delay: 120ms;
}
@supports (content-visibility: auto) {
  .how,
  .scenes,
  .trust-section,
  .start-section,
  .faq {
    content-visibility: auto;
    contain-intrinsic-size: auto 720px;
  }
}
@keyframes reveal-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* On very wide screens the copy column outgrew its own headline and left a
   band of empty space beside it. The panel scales cleanly, so it takes the
   extra width instead. */
@media (min-width: 1900px) {
  .hero {
    grid-template-columns: minmax(0, 0.76fr) minmax(190px, 0.34fr) minmax(600px, 1.2fr);
  }
}
@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero-copy {
    max-width: 820px;
  }
  .hero-human {
    width: min(230px, 48vw);
    margin-left: clamp(10px, 12vw, 160px);
  }
  .inbox-stage {
    min-height: 496px;
  }
  .trust-section {
    grid-template-columns: 1fr;
  }
  .trust-section > * {
    width: 100%;
  }
  .trust-copy {
    justify-self: auto;
  }
}
@media (max-width: 760px) {
  body {
    font-size: 16px;
  }
  .site-header {
    min-height: 72px;
    gap: 8px;
  }
  .brand {
    min-width: 0;
  }
  .brand b {
    white-space: nowrap;
  }
  .menu-toggle {
    display: block;
  }
  .language-picker {
    margin-left: auto;
    margin-right: 8px;
  }
  .language-picker select {
    width: 96px;
    max-width: 100%;
    padding-inline: 6px 20px;
    font-size: 0.72rem;
  }
  .site-nav {
    position: absolute;
    left: var(--gutter);
    right: var(--gutter);
    top: 72px;
    z-index: 30;
    display: none;
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 12px 30px #17201f1a;
  }
  .site-nav.is-open {
    display: grid;
  }
  .site-nav a {
    padding: 9px 8px;
  }
  .nav-cta {
    justify-content: center;
  }
  .hero {
    padding-top: 66px;
    gap: 55px;
  }
  .hero::before {
    right: 15px;
    transform: translateY(-26%);
  }
  h1 {
    font-size: clamp(2.5rem, 11vw, 3.6rem);
  }
  h2 {
    font-size: clamp(2.1rem, 9.5vw, 3.1rem);
  }
  .hero-lede {
    font-size: 1rem;
  }
  .inbox-stage {
    min-height: 505px;
    padding: 16px;
    box-shadow: 9px 10px 0 #d9e2de;
  }
  .inbox-panel {
    width: 100%;
    margin-top: 78px;
    padding: 14px;
  }
  .signal {
    grid-template-columns: 32px 1fr auto;
    gap: 8px;
    padding: 14px 0;
  }
  .signal small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 180px;
  }
  .arrival-line--one {
    left: -10%;
    width: 46%;
  }
  .arrival-line--two {
    width: 25%;
  }
  .stage-note {
    right: 16px;
    bottom: 16px;
  }
  .proof-strip {
    justify-content: flex-start;
    gap: 7px 16px;
  }
  .split-heading,
  .start-layout {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .promise-grid {
    grid-template-columns: 1fr;
  }
  .promise-card {
    min-height: 210px;
  }
  .flow-step {
    grid-template-columns: 44px 1fr;
    gap: 12px;
  }
  .step-status {
    grid-column: 2;
  }
  .scene-row {
    grid-template-columns: 34px 1fr 24px;
    gap: 12px;
  }
  .scene-example {
    grid-column: 2;
    font-size: 0.8rem;
  }
  .scene-arrow {
    grid-column: 3;
    grid-row: 1;
  }
  .trust-section {
    padding-top: 76px;
    padding-bottom: 76px;
  }
  .input-row {
    display: grid;
  }
  .input-row .button {
    width: 100%;
  }
  .site-footer {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-links {
    justify-content: flex-start;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}
@media (forced-colors: active) {
  .button,
  .nav-cta,
  .menu-toggle,
  input,
  summary {
    border: 1px solid ButtonText;
  }
  .button--primary {
    background: Highlight;
    color: HighlightText;
  }
}

/* ---------------------------------------------------------------------------
   People band

   Sits between the scene list and the trust section, below the fold. The
   design contract holds the above-the-fold raster budget at 0KB, so every
   photograph here is lazy-loaded and none of them can be reached without
   scrolling past the hero.

   The tiles carry no border, fill or shadow: the photograph is the object, and
   spending a card frame on each one would flatten it into the same treatment
   as the scene rows above. Alternate columns drop by a fixed offset so the row
   reads as an editorial spread rather than six identical boxes.
--------------------------------------------------------------------------- */
.people-band {
  width: min(100%, var(--content));
  margin: auto;
  padding: clamp(52px, 6vw, 94px) var(--gutter);
  background: var(--elevated);
}
.people-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: clamp(24px, 4.5vw, 76px);
  align-items: end;
  margin-bottom: clamp(26px, 3.2vw, 46px);
}
.people-title {
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3.3rem);
  line-height: 1.04;
}
.people-title em {
  font-style: normal;
  color: var(--accent);
}
.people-lede {
  max-width: 560px;
  margin: 0 0 4px;
  color: var(--muted);
  line-height: 1.8;
}
.people-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.2vw, 34px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.people-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
/* The editorial stagger. Restored to a flat row once the grid drops to one
   column, where an offset would only read as uneven spacing. */
.people-grid > :nth-child(2),
.people-grid > :nth-child(5) {
  margin-top: clamp(14px, 1.8vw, 30px);
}
.people-photo {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 12px;
  background: var(--border);
}
.people-card h3 {
  margin: 0;
  font-size: 1.22rem;
  letter-spacing: -0.02em;
}
.people-card p {
  max-width: 42ch;
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.72;
}

/* Human context rail: the person and explanation share one intentional row
   below the promise and observation rail, so the image reads as evidence of a
   real use case instead of a decorative sticker. */
.hero {
  grid-template-columns: minmax(0, 0.9fr) minmax(560px, 1.1fr);
  align-items: start;
  gap: clamp(28px, 4vw, 68px);
}
.hero::before {
  display: none;
}
.hero-copy {
  grid-column: 1;
  grid-row: 1;
}
.hero-human {
  grid-column: 1 / -1;
  grid-row: 2;
  width: 100%;
  display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 64px);
  align-items: center;
  margin: clamp(22px, 3vw, 40px) 0 0;
  padding: clamp(12px, 1.5vw, 18px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 14px 28px #17201f14;
  animation: hero-human-enter 700ms 220ms var(--ease) both;
  transform: none;
}
.hero-human__frame {
  position: relative;
  overflow: hidden;
  width: min(100%, 440px);
  aspect-ratio: 1.55;
  border-radius: 10px;
  background: var(--elevated);
  border: 0;
  box-shadow: none;
}
.hero-human__frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 32%;
  background: linear-gradient(transparent, #17201f52);
  pointer-events: none;
}
.hero-human img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 64% 31%;
}
.hero-human figcaption {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: none;
  padding: 8px 20px;
  color: var(--text);
  width: auto;
  margin: 0;
  background: transparent;
  font: inherit;
  letter-spacing: normal;
  transform: none;
  border-left: 3px solid var(--sky);
}
.hero-human__spark {
  display: grid;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.9rem;
}
.hero-human__caption-copy {
  display: grid;
  gap: 6px;
  width: 100%;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  column-gap: clamp(20px, 3vw, 44px);
  align-items: start;
}
.hero-human__caption-copy b {
  font-size: clamp(1.1rem, 1.8vw, 1.45rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.hero-human__caption-copy small {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}
.hero-human__caption-copy > small:not(.hero-human__disclosure) {
  grid-column: 2;
  grid-row: 1;
}
.hero-human__flow {
  grid-column: 1 / -1;
  grid-row: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18px minmax(0, 1fr) 18px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  margin-top: 8px;
  padding-top: 13px;
  border-top: 1px solid var(--border);
}
.hero-human__flow-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 8px;
  min-width: 0;
}
.hero-human__flow-item i {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--elevated);
  color: var(--subtle);
  font: 500 0.62rem/1 var(--mono);
  font-style: normal;
}
.hero-human__flow-item b {
  color: var(--muted);
  font: 600 0.64rem/1 var(--mono);
  letter-spacing: 0.1em;
}
.hero-human__flow-copy {
  display: grid;
  gap: 5px;
  min-width: 0;
}
.hero-human__flow-copy small {
  color: var(--subtle);
  font-size: 0.76rem;
  line-height: 1.4;
}
.hero-human__flow-connector {
  height: 1px;
  margin-top: 11px;
  background: linear-gradient(90deg, var(--sky), var(--border));
}
.hero-human__caption-copy .hero-human__disclosure {
  padding-top: 8px;
  border-top: 1px solid var(--border);
  grid-column: 1 / -1;
  grid-row: 3;
  color: var(--subtle);
  font: 400 0.72rem/1.55 var(--mono);
}
.hero-stage {
  grid-column: 2;
  grid-row: 1;
  background:
    radial-gradient(circle at 90% 12%, #f7c85b33 0, transparent 24%),
    radial-gradient(circle at 8% 96%, #9edfd426 0, transparent 30%), var(--dark);
}
@keyframes hero-human-enter {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero-copy,
  .hero-human,
  .hero-stage {
    grid-column: 1;
  }
  .hero-copy {
    grid-row: 1;
  }
  .hero-human {
    grid-row: 2;
    grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  }
  .hero-stage {
    grid-row: 3;
  }
}
@media (max-width: 760px) {
  .hero-human {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .hero-human__frame {
    width: 100%;
    aspect-ratio: 1.55;
  }
  .hero-human figcaption {
    padding: 2px 2px 4px;
    border-left: 0;
  }
  .hero-human__caption-copy {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .hero-human__caption-copy > small:not(.hero-human__disclosure) {
    grid-column: 1;
    grid-row: auto;
  }
  .hero-human__flow {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }
  .hero-human__flow-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .hero-human__flow-item i {
    width: 22px;
    height: 22px;
  }
  .hero-human__flow-item b {
    font-size: 0.58rem;
    letter-spacing: 0.08em;
    overflow-wrap: anywhere;
  }
  .hero-human__flow-copy small {
    font-size: 0.72rem;
    line-height: 1.35;
  }
  .hero-human__flow-connector {
    display: none;
  }
  .hero-human__caption-copy .hero-human__disclosure {
    grid-column: 1;
    grid-row: auto;
  }
}
.people-disclosure {
  max-width: 70ch;
  margin: clamp(24px, 2.8vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--subtle);
  font: 400 0.82rem/1.7 var(--mono);
}

@media (max-width: 1080px) {
  .people-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .people-grid > :nth-child(5) {
    margin-top: 0;
  }
  .people-grid > :nth-child(3) {
    margin-top: clamp(14px, 1.8vw, 30px);
  }
}
@media (max-width: 720px) {
  .people-intro {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }
  .people-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }
  .people-grid > :nth-child(n) {
    margin-top: 0;
  }
  /* Six stacked 3:2 photos ran the band past 2500px on a phone. Turning each
     card sideways keeps all six photographs and cuts the band to roughly a
     third of that height. */
  .people-card {
    display: grid;
    grid-template-columns: 38% minmax(0, 1fr);
    grid-template-rows: auto auto;
    column-gap: 14px;
    row-gap: 5px;
    align-items: start;
  }
  .people-photo {
    grid-column: 1;
    grid-row: 1 / 3;
    aspect-ratio: 4 / 3;
    border-radius: 9px;
  }
  .people-card h3 {
    grid-column: 2;
    grid-row: 1;
    font-size: 1.05rem;
  }
  .people-card p {
    grid-column: 2;
    grid-row: 2;
    font-size: 0.87rem;
    line-height: 1.6;
  }
}