.cli-page {
  background: var(--paper);
}

.cli-page code,
.cli-page pre,
.utility-label,
.execution-rail b,
.execution-rail em,
.value-marker,
.loop-no,
.quickstart-head,
.console-context,
.install-version {
  font-family: var(--font-utility);
}

.cli-hero {
  position: relative;
  padding: 82px 0 72px;
  overflow: hidden;
  background: var(--paper);
}

.blueprint-grid,
.loop-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(90deg, transparent 0, #000 52%, #000 100%);
  opacity: .32;
}

.cli-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(540px, 1.08fr);
  gap: 72px;
  align-items: center;
}

.cli-hero-copy h1 {
  max-width: 720px;
  margin: 22px 0 26px;
  font: 700 clamp(46px, 5.2vw, 76px)/1.08 var(--font-display);
  letter-spacing: -.045em;
}

.cli-page .brand-product {
  width: 68px;
  min-width: 68px;
  height: 34px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  overflow: hidden;
  color: var(--blue-deep);
  background: var(--blue-soft);
  clip-path: polygon(9px 0, calc(100% - 9px) 0, 100% 50%, calc(100% - 9px) 100%, 9px 100%, 0 50%);
  font-family: var(--font-utility);
  line-height: 1;
  white-space: nowrap;
}

.brand-product span {
  font-size: 12px;
  font-weight: 800;
}

.brand-product i {
  color: var(--teal-ink);
  font-size: 9px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: .03em;
}

.hero-equation > span {
  display: block;
  margin-bottom: 10px;
  color: var(--blue-deep);
  font-family: var(--font-utility);
  font-size: .82em;
  letter-spacing: -.035em;
}

.hero-equation > em {
  margin-right: .12em;
  color: var(--amber);
  font-style: normal;
}

.hero-equation > strong {
  font: inherit;
}

.hero-lead {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.hero-lead code {
  padding: 2px 7px;
  color: var(--blue-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: .92em;
}

.cli-hero .hero-actions {
  margin-top: 32px;
}

.install-strip {
  width: min(100%, 590px);
  min-height: 58px;
  margin-top: 22px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal);
  display: flex;
  align-items: center;
  gap: 13px;
  background: var(--white);
  box-shadow: 0 14px 36px var(--shadow);
}

.terminal-prompt {
  color: var(--teal-ink);
  font: 700 18px/1 var(--font-utility);
}

.install-strip code {
  color: var(--ink);
  font-size: 15px;
}

.install-version {
  margin-left: auto;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.cli-hero .hero-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 19px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.cli-hero .hero-note span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 5px var(--amber-soft);
}

.agent-console {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--white);
  background: var(--ink-deep);
  box-shadow: 0 32px 80px #10253f2b;
}

.console-head {
  min-height: 82px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.console-head > div {
  display: grid;
  gap: 3px;
}

.console-head .utility-label {
  color: var(--teal);
  font-size: 10px;
  letter-spacing: .14em;
}

.console-head strong {
  font-size: 18px;
}

.console-domain {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted-on-dark);
  font: 600 11px/1 var(--font-utility);
}

.console-domain i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 5px #1ca79f22;
}

.console-context {
  padding: 13px 24px;
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: 12px;
  color: var(--muted-on-dark);
  font-size: 10px;
  letter-spacing: .05em;
}

.console-context b {
  color: var(--white);
  font-weight: 600;
}

.execution-rail {
  position: relative;
  margin: 0;
  padding: 22px 24px 20px;
  list-style: none;
}

.execution-rail::before {
  content: "";
  position: absolute;
  top: 42px;
  bottom: 41px;
  left: 43px;
  width: 1px;
  background: var(--line-dark);
}

.execution-rail li {
  position: relative;
  min-height: 68px;
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 14px;
  align-items: center;
}

.rail-index {
  position: relative;
  z-index: 1;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--muted-on-dark);
  background: var(--ink-deep);
  font: 600 10px/1 var(--font-utility);
}

.execution-rail li > div {
  display: grid;
  gap: 2px;
}

.execution-rail b {
  color: var(--muted-on-dark);
  font-size: 9px;
  letter-spacing: .13em;
}

.execution-rail code {
  color: var(--white);
  font-size: 12px;
}

.execution-rail em {
  padding: 5px 8px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  color: var(--muted-on-dark);
  font-size: 8px;
  font-style: normal;
  letter-spacing: .08em;
}

.rail-preview .rail-index,
.rail-preview em {
  color: var(--amber);
  border-color: #f1b84966;
}

.rail-confirm .rail-index,
.rail-confirm em {
  color: #8ac8ec;
  border-color: #2a8ac477;
}

.rail-verified .rail-index,
.rail-verified em {
  color: var(--teal);
  border-color: #1ca79f77;
}

.console-caption {
  margin: 0;
  padding: 16px 24px;
  border-top: 1px solid var(--line-dark);
  color: var(--muted-on-dark);
  background: #0d2035;
  font-size: 11px;
}

.console-caption span {
  margin-right: 10px;
  color: var(--amber);
  font-weight: 700;
}

.cli-thesis {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.thesis-layout {
  min-height: 170px;
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  align-items: center;
  text-align: center;
}

.thesis-layout span {
  color: var(--muted);
  font-size: 13px;
}

.thesis-layout strong {
  padding: 36px;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  font: 700 clamp(22px, 3vw, 34px)/1.35 var(--font-display);
}

.value-grid {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.value-card {
  position: relative;
  min-height: 430px;
  padding: 34px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--blue);
  background: var(--white);
  overflow: hidden;
}

.value-card::after {
  content: "";
  position: absolute;
  right: -56px;
  bottom: -56px;
  width: 170px;
  height: 170px;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: 0 0 0 34px #cbdbe633, 0 0 0 68px #cbdbe622;
}

.value-improve { border-top-color: var(--teal); }
.value-operate { border-top-color: var(--amber); }

.value-marker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .12em;
}

.value-marker b {
  color: var(--line);
  font-size: 32px;
  line-height: 1;
}

.value-card h3 {
  margin: 46px 0 14px;
  font: 700 28px/1.2 var(--font-display);
}

.value-card p {
  margin: 0;
  color: var(--muted);
}

.value-card ul {
  position: relative;
  z-index: 1;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.value-card li {
  padding: 9px 0 9px 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.value-card li::before {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  margin: 9px 0 0 -18px;
  background: var(--blue);
}

.value-improve li::before { background: var(--teal); }
.value-operate li::before { background: var(--amber); }

.cli-loop {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: var(--ink-deep);
}

.loop-grid {
  mask-image: none;
  background-image: linear-gradient(var(--line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  opacity: .25;
}

.cli-loop .shell {
  position: relative;
  z-index: 1;
}

.loop-heading {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 80px;
  align-items: end;
}

.loop-heading h2 {
  max-width: 760px;
  margin: 14px 0 0;
  font: 700 clamp(34px, 4.3vw, 54px)/1.15 var(--font-display);
}

.loop-heading > p {
  margin: 0;
  color: var(--muted-on-dark);
}

.loop-track {
  margin: 58px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.loop-track li {
  min-height: 136px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) minmax(260px, .7fr);
  gap: 30px;
  align-items: center;
}

.loop-no {
  color: var(--teal);
  font-size: 14px;
}

.loop-copy small {
  color: var(--amber);
  font-size: 11px;
}

.loop-copy h3 {
  margin: 3px 0 5px;
  font: 700 22px/1.25 var(--font-display);
}

.loop-copy p {
  margin: 0;
  color: var(--muted-on-dark);
  font-size: 13px;
}

.loop-track code {
  padding: 16px 18px;
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--teal);
  color: #d6e5ef;
  background: #0d2035;
  font-size: 12px;
}

.safety-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.safety-intro {
  position: sticky;
  top: 120px;
}

.safety-intro h2 {
  margin: 18px 0 24px;
  font: 700 clamp(34px, 4vw, 50px)/1.15 var(--font-display);
}

.safety-intro > p:not(.eyebrow) {
  color: var(--muted);
}

.guard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.guard-grid article {
  min-height: 230px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.guard-grid article > span {
  color: var(--blue-deep);
  font: 600 10px/1 var(--font-utility);
  letter-spacing: .13em;
}

.guard-grid h3 {
  margin: 40px 0 10px;
  font: 700 21px/1.25 var(--font-display);
}

.guard-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.agent-neutral {
  padding-top: 0;
}

.neutral-panel {
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr .9fr;
  gap: 70px;
  align-items: center;
  color: var(--white);
  background: var(--blue-deep);
}

.neutral-copy h2 {
  margin: 16px 0;
  font: 700 clamp(32px, 4vw, 48px)/1.15 var(--font-display);
}

.neutral-copy > p:not(.eyebrow) {
  margin: 0;
  color: var(--line);
}

.protocol-card {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  text-align: center;
}

.protocol-card span,
.protocol-card strong {
  min-height: 86px;
  border: 1px solid #ffffff55;
  display: grid;
  place-items: center;
  font: 600 13px/1 var(--font-utility);
}

.protocol-card strong {
  color: var(--ink-deep);
  border-color: var(--amber);
  background: var(--amber);
  font-size: 17px;
}

.protocol-card i {
  padding: 0 8px;
  color: var(--line);
  font: 400 8px/1 var(--font-utility);
  font-style: normal;
  writing-mode: vertical-rl;
}

.boundary-copy-layout {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 70px;
}

.boundary-copy-layout h2 {
  max-width: 520px;
  margin: 18px 0 0;
  font: 700 clamp(34px, 4vw, 52px)/1.16 var(--font-display);
}

.boundary-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.boundary-columns article {
  padding: 30px;
  border: 1px solid var(--line);
  background: var(--white);
}

.boundary-columns article > span {
  display: block;
  padding-bottom: 17px;
  border-bottom: 3px solid var(--teal);
  font-weight: 700;
}

.boundary-columns .boundary-no > span {
  border-color: var(--amber);
}

.boundary-columns ul {
  margin: 22px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.boundary-columns li + li {
  margin-top: 9px;
}

.cli-install {
  background: var(--white);
}

.install-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.install-copy h2 {
  margin: 16px 0 18px;
  font: 700 clamp(36px, 4vw, 52px)/1.15 var(--font-display);
}

.install-copy > p:not(.eyebrow) {
  color: var(--muted);
}

.install-command {
  margin-top: 30px;
  padding: 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal);
  display: flex;
  gap: 12px;
  background: var(--paper);
}

.install-command span {
  color: var(--teal-ink);
  font-weight: 700;
}

.install-links {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.quickstart {
  border: 1px solid var(--line-dark);
  color: var(--white);
  background: var(--ink-deep);
}

.quickstart-head {
  padding: 18px 22px;
  border-bottom: 1px solid var(--line-dark);
  display: flex;
  justify-content: space-between;
  color: var(--muted-on-dark);
  font-size: 10px;
  letter-spacing: .12em;
}

.quickstart pre {
  margin: 0;
  padding: 30px 26px;
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.85;
}

.quickstart pre span {
  color: var(--teal);
}

.quickstart > p {
  margin: 0;
  padding: 15px 22px;
  border-top: 1px solid var(--line-dark);
  color: var(--muted-on-dark);
  font-size: 11px;
}

.cli-faq {
  background: var(--paper);
}

.cli-final {
  padding-top: 0;
}

/* Any-agent routing: the page's signature interface diagram. */
.agent-router {
  padding-bottom: 0;
}

.agent-conversation {
  min-height: 610px;
}

.conversation-context {
  padding: 13px 24px;
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: auto 1.35fr auto 1fr;
  gap: 11px;
  color: var(--muted-on-dark);
  font: 500 9px/1.2 var(--font-utility);
  letter-spacing: .05em;
}

.conversation-context b {
  overflow: hidden;
  color: var(--white);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-thread {
  min-height: 443px;
  padding: 22px 24px 18px;
  display: grid;
  gap: 12px;
  align-content: center;
}

.conversation-message {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  align-items: start;
  opacity: 0;
  transform: translateY(8px);
}

.conversation-avatar {
  width: 38px;
  height: 38px;
  border: 1px solid #2a8ac477;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #9ed6f3;
  background: #12304b;
  font: 700 8px/1 var(--font-utility);
}

.conversation-message > div {
  padding: 12px 15px;
  border: 1px solid var(--line-dark);
  background: #0d2035;
}

.conversation-message small,
.conversation-result > span {
  display: block;
  margin-bottom: 5px;
  color: var(--teal);
  font: 600 8px/1 var(--font-utility);
  letter-spacing: .12em;
}

.conversation-message p {
  margin: 0;
  color: #e6eff5;
  font-size: 12px;
  line-height: 1.55;
}

.message-user {
  margin-left: 54px;
  animation: conversationStepOne 13s var(--ease) infinite;
}

.message-user .conversation-avatar {
  color: var(--amber);
  border-color: #f1b84966;
  background: #392f1b;
}

.message-user small {
  color: var(--amber);
}

.message-agent {
  margin-right: 42px;
  animation: conversationStepTwo 13s var(--ease) infinite;
}

.conversation-command {
  margin: 0 28px 0 50px;
  border: 1px solid var(--teal);
  opacity: 0;
  overflow: hidden;
  background: #0b1c2e;
  transform: translateY(8px);
  animation: conversationStepThree 13s var(--ease) infinite;
}

.conversation-command > div {
  padding: 8px 12px;
  border-bottom: 1px solid var(--line-dark);
  display: flex;
  justify-content: space-between;
  color: var(--muted-on-dark);
  font: 600 8px/1 var(--font-utility);
  letter-spacing: .1em;
}

.conversation-command > div > span {
  color: var(--teal);
}

.conversation-command em {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  color: var(--amber);
  font-style: normal;
}

.conversation-command em i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--amber);
  animation: commandDots .9s ease-in-out infinite alternate;
}

.conversation-command em i:nth-child(2) { animation-delay: .18s; }
.conversation-command em i:nth-child(3) { animation-delay: .36s; }

.conversation-command code {
  display: block;
  padding: 12px;
  color: #d8e6ef;
  font-size: 10px;
  line-height: 1.75;
}

.command-progress {
  height: 2px;
  display: block;
  background: #ffffff0d;
}

.command-progress i {
  width: 100%;
  height: 100%;
  display: block;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  animation: commandProgress 13s linear infinite;
}

.conversation-result {
  margin: 0 0 0 50px;
  padding: 11px 13px;
  border-left: 3px solid var(--blue);
  opacity: 0;
  background: #102b45;
  transform: translateY(8px);
  animation: conversationStepFour 13s var(--ease) infinite;
}

.conversation-result > div {
  display: grid;
  grid-template-columns: auto auto auto auto auto auto auto auto;
  gap: 6px;
  align-items: baseline;
}

.conversation-result b {
  color: var(--white);
  font: 700 16px/1 var(--font-utility);
}

.conversation-result small {
  color: var(--muted-on-dark);
  font-size: 9px;
}

.message-finish {
  margin-right: 24px;
  animation: conversationStepFive 13s var(--ease) infinite;
}

.message-finish > div {
  border-color: #1ca79f66;
  background: #0f2e3b;
}

@keyframes conversationStepOne {
  0%, 2%, 96%, 100% { opacity: 0; transform: translateY(8px); }
  7%, 90% { opacity: 1; transform: translateY(0); }
}

@keyframes conversationStepTwo {
  0%, 17% { opacity: 0; transform: translateY(8px); }
  22%, 90% { opacity: 1; transform: translateY(0); }
  96%, 100% { opacity: 0; transform: translateY(8px); }
}

@keyframes conversationStepThree {
  0%, 34% { opacity: 0; transform: translateY(8px); }
  39%, 90% { opacity: 1; transform: translateY(0); }
  96%, 100% { opacity: 0; transform: translateY(8px); }
}

@keyframes conversationStepFour {
  0%, 53% { opacity: 0; transform: translateY(8px); }
  58%, 90% { opacity: 1; transform: translateY(0); }
  96%, 100% { opacity: 0; transform: translateY(8px); }
}

@keyframes conversationStepFive {
  0%, 70% { opacity: 0; transform: translateY(8px); }
  75%, 90% { opacity: 1; transform: translateY(0); }
  96%, 100% { opacity: 0; transform: translateY(8px); }
}

@keyframes commandProgress {
  0%, 38% { transform: scaleX(0); }
  58%, 90% { transform: scaleX(1); }
  96%, 100% { transform: scaleX(0); }
}

@keyframes commandDots {
  from { opacity: .25; transform: translateY(0); }
  to { opacity: 1; transform: translateY(-2px); }
}

.router-agents {
  padding: 30px 24px 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.router-agents span {
  min-height: 58px;
  padding: 10px 8px;
  border: 1px solid var(--line-dark);
  display: grid;
  place-items: center;
  color: #dce9f1;
  background: #0d2035;
  font: 600 10px/1.25 var(--font-utility);
  text-align: center;
}

.router-lines {
  height: 42px;
  margin: 0 12.5%;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.router-lines i {
  position: relative;
  border-left: 1px solid var(--line-dark);
}

.router-lines i::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: -4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

.router-core {
  width: min(72%, 390px);
  margin: 20px auto 26px;
  padding: 20px;
  border: 1px solid var(--teal);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 5px 18px;
  align-items: center;
  background: #12304b;
  box-shadow: 0 0 0 6px #1ca79f12;
}

.router-core small {
  grid-column: 1 / -1;
  color: var(--teal);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .14em;
}

.router-core strong {
  color: var(--white);
  font: 700 28px/1 var(--font-utility);
}

.router-core code {
  color: var(--muted-on-dark);
  font-size: 9px;
}

.router-target {
  margin: 0 24px 28px;
  padding: 18px 20px;
  border: 1px solid #2a8ac477;
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: center;
  background: #102b45;
}

.router-target > span {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  color: var(--ink-deep);
  background: var(--amber);
  font: 800 17px/1 var(--font-utility);
}

.router-target div {
  display: grid;
  gap: 5px;
}

.router-target strong {
  font-size: 16px;
}

.router-target small {
  color: var(--muted-on-dark);
  font-size: 10px;
}

.agent-compat {
  background: var(--white);
}

.agent-compat .heading-split h2,
.cli-advantages .heading-split h2 {
  max-width: 770px;
}

.agent-brand-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.agent-brand-card {
  min-height: 350px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  background: var(--paper);
}

.agent-icon {
  width: 60px;
  height: 60px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--white);
}

.agent-icon b {
  font: 700 20px/1 var(--font-utility);
}

.agent-icon-codex {
  color: var(--white);
  border-color: var(--ink);
  background: var(--ink);
}

.agent-icon-claude {
  color: #b85c3d;
  border-color: #e9c2b4;
  background: #f7e9e3;
}

.agent-icon-claude b {
  font-size: 34px;
}

.agent-icon-workbuddy img {
  width: 46px;
  height: 46px;
}

.agent-icon-more {
  color: var(--blue-deep);
  border-style: dashed;
  background: #e9f5fb;
}

.agent-icon-more b {
  font-size: 34px;
  font-weight: 400;
}

.agent-brand-card > div {
  margin-top: 40px;
}

.agent-brand-card p {
  margin: 0 0 4px;
  color: var(--muted);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .13em;
  text-transform: uppercase;
}

.agent-brand-card h3 {
  margin: 0 0 12px;
  font: 700 24px/1.15 var(--font-display);
}

.agent-brand-card div > span {
  color: var(--muted);
  font-size: 13px;
}

.agent-brand-card code {
  margin-top: auto;
  padding-top: 24px;
  color: var(--teal-ink);
  font-size: 10px;
}

.agent-brand-more {
  background: #eef7fb;
}

.brand-disclaimer {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 11px;
  text-align: right;
}

.cli-advantages {
  color: var(--white);
  background: var(--ink-deep);
}

.cli-advantages .heading-split > p {
  color: var(--muted-on-dark);
}

.advantage-grid {
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.advantage-card {
  min-height: 510px;
  padding: 40px;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  display: flex;
  flex-direction: column;
  background-image: linear-gradient(135deg, #ffffff05, transparent 42%);
}

.advantage-tag {
  color: var(--teal);
  font: 600 10px/1 var(--font-utility);
  letter-spacing: .15em;
}

.advantage-card h3 {
  max-width: 490px;
  margin: 42px 0 16px;
  font: 700 28px/1.25 var(--font-display);
}

.advantage-card > p {
  margin: 0;
  color: var(--muted-on-dark);
}

.advantage-card ul {
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.advantage-card li {
  position: relative;
  padding: 11px 0 11px 20px;
  border-top: 1px solid var(--line-dark);
  color: #d6e3ec;
  font-size: 13px;
}

.advantage-card li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--amber);
  font-family: var(--font-utility);
}

.advantage-result {
  margin-top: auto;
  padding: 15px 17px;
  border-left: 3px solid var(--teal);
  color: var(--white);
  background: #0d2035;
  font-size: 13px;
}

.value-marker b {
  color: var(--blue-deep);
  font-size: 11px;
  letter-spacing: .08em;
}

.cli-safety-soft {
  padding-top: 0;
}

.trust-panel {
  padding: 56px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 60px;
  color: var(--white);
  background: var(--blue-deep);
}

.trust-copy h2 {
  margin: 16px 0;
  font: 700 clamp(32px, 4vw, 48px)/1.15 var(--font-display);
}

.trust-copy > p:not(.eyebrow) {
  margin: 0;
  color: var(--line);
}

.trust-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid #ffffff44;
  border-left: 1px solid #ffffff44;
}

.trust-points article {
  min-height: 240px;
  padding: 24px;
  border-right: 1px solid #ffffff44;
  border-bottom: 1px solid #ffffff44;
}

.trust-points span {
  color: var(--amber);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .12em;
}

.trust-points h3 {
  margin: 48px 0 10px;
  font: 700 18px/1.3 var(--font-display);
}

.trust-points p {
  margin: 0;
  color: var(--line);
  font-size: 12px;
}

@media (max-width: 1100px) {
  .cli-page .brand-product,
  .cli-page .brand-divider {
    display: none;
  }

  .cli-hero-layout {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .agent-console {
    max-width: 760px;
  }

  .value-grid {
    grid-template-columns: 1fr;
  }

  .agent-brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .value-card {
    min-height: auto;
  }

  .safety-layout,
  .boundary-copy-layout,
  .install-layout,
  .trust-panel {
    grid-template-columns: 1fr;
  }

  .safety-intro {
    position: static;
  }
}

@media (max-width: 820px) {
  .cli-hero {
    padding: 52px 0;
  }

  .cli-hero-copy h1 {
    font-size: clamp(42px, 12vw, 62px);
  }

  .thesis-layout {
    grid-template-columns: 1fr;
    padding: 24px 0;
  }

  .thesis-layout strong {
    margin: 20px 0;
    padding: 28px 12px;
    border: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .loop-heading,
  .neutral-panel {
    grid-template-columns: 1fr;
  }

  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .advantage-card {
    min-height: auto;
  }

  .trust-points {
    grid-template-columns: 1fr;
  }

  .trust-points article {
    min-height: auto;
  }

  .trust-points h3 {
    margin-top: 24px;
  }

  .loop-track li {
    grid-template-columns: 50px 1fr;
  }

  .loop-track code {
    grid-column: 2;
  }

  .neutral-panel {
    padding: 38px 28px;
  }

  .guard-grid,
  .boundary-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .cli-hero-layout {
    gap: 38px;
  }

  .install-strip {
    align-items: flex-start;
    flex-wrap: wrap;
    padding-block: 16px;
  }

  .install-version {
    width: 100%;
    margin-left: 27px;
  }

  .console-head,
  .console-context,
  .execution-rail,
  .console-caption {
    padding-inline: 16px;
  }

  .conversation-context {
    padding-inline: 16px;
    grid-template-columns: auto 1fr;
  }

  .conversation-thread {
    padding-inline: 16px;
  }

  .message-user,
  .message-agent,
  .message-finish,
  .conversation-command,
  .conversation-result {
    margin-inline: 0;
  }

  .conversation-result > div {
    grid-template-columns: auto auto auto auto;
    row-gap: 8px;
  }

  .router-agents {
    padding-inline: 16px;
    grid-template-columns: repeat(2, 1fr);
  }

  .router-lines {
    display: none;
  }

  .router-core {
    width: calc(100% - 32px);
  }

  .router-target {
    margin-inline: 16px;
  }

  .agent-brand-grid {
    grid-template-columns: 1fr;
  }

  .agent-brand-card {
    min-height: 300px;
  }

  .advantage-card {
    padding: 30px 24px;
  }

  .trust-panel {
    padding: 38px 24px;
  }

  .console-context {
    grid-template-columns: auto 1fr;
  }

  .execution-rail::before {
    left: 35px;
  }

  .execution-rail li {
    grid-template-columns: 38px 1fr;
    gap: 10px;
    padding-block: 10px;
  }

  .execution-rail em {
    grid-column: 2;
    justify-self: start;
  }

  .loop-track li {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .loop-track code,
  .loop-no {
    grid-column: 1;
  }

  .protocol-card {
    grid-template-columns: 1fr;
  }

  .protocol-card i {
    padding: 10px 0;
    writing-mode: initial;
  }

  .install-links {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cli-page *,
  .cli-page *::before,
  .cli-page *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .conversation-message,
  .conversation-command,
  .conversation-result,
  .command-progress i {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
}

/* V4 — browser-feedback refinement */
.cli-hero .eyebrow > span {
  width: 58px;
  min-width: 58px;
  height: 24px;
  padding: 0 8px;
  overflow: hidden;
  box-sizing: border-box;
  font-size: 8px;
  line-height: 1;
  letter-spacing: .04em;
  white-space: nowrap;
}

/* A compact runtime window instead of a presentation-style mockup. */
.runtime-window {
  min-height: 0;
  border-radius: 10px;
  background: #08192b;
  box-shadow: 0 30px 70px #10253f2b;
  font-family: var(--font-utility);
}

.runtime-titlebar {
  height: 44px;
  padding: 0 16px;
  border-bottom: 1px solid #26405a;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #8298ab;
  background: #0e2135;
  font-size: 9px;
  letter-spacing: .04em;
}

.runtime-titlebar strong {
  color: #b9cad6;
  font-weight: 500;
}

.runtime-dots {
  display: flex;
  gap: 6px;
}

.runtime-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f06d68;
}

.runtime-dots i:nth-child(2) { background: #e9b949; }
.runtime-dots i:nth-child(3) { background: #42b883; }

.runtime-connected {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #75c9c3;
}

.runtime-connected i,
.runtime-statusbar i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px #1ca79f1f;
}

.runtime-body {
  position: relative;
  min-height: 330px;
  padding: 34px 28px 30px;
  overflow: hidden;
  display: grid;
  align-content: start;
  gap: 17px;
  color: #c9d7e1;
  background-image: linear-gradient(#ffffff05 1px, transparent 1px);
  background-size: 100% 28px;
}

.runtime-line {
  min-width: 0;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  opacity: 0;
  transform: translateY(5px);
  font-size: 11px;
  line-height: 1.65;
}

.runtime-line > span {
  color: #6f879a;
  font-weight: 700;
  text-align: right;
}

.runtime-line p {
  margin: 0;
  color: #dae5ec;
}

.runtime-line code {
  min-width: 0;
  overflow-wrap: anywhere;
  color: #d7e6ef;
  font: inherit;
}

.runtime-user > span { color: var(--amber); }
.runtime-agent > span,
.runtime-final > span { color: #55c7bf; }
.runtime-command > span { color: #68b4df; }
.runtime-output > span { color: #42c78d; }
.runtime-output code { color: #8ea4b5; }
.runtime-final p { color: #bfe8de; }
.runtime-final b { color: #54d1c7; }

.runtime-user { animation: runtimeStepOne 12s var(--ease) infinite; }
.runtime-agent { animation: runtimeStepTwo 12s var(--ease) infinite; }
.runtime-command:not(.runtime-command-two) { animation: runtimeStepThree 12s var(--ease) infinite; }
.runtime-output { animation: runtimeStepFour 12s var(--ease) infinite; }
.runtime-command-two { animation: runtimeStepFive 12s var(--ease) infinite; }
.runtime-final { animation: runtimeStepSix 12s var(--ease) infinite; }

.runtime-cursor {
  width: 7px;
  height: 14px;
  margin-left: 78px;
  display: block;
  background: #64cfc7;
  animation: runtimeCursor 1s steps(1) infinite;
}

.runtime-statusbar {
  height: 28px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 20px;
  color: #8ea3b3;
  background: #102a42;
  font-size: 8px;
  letter-spacing: .1em;
}

.runtime-statusbar span:nth-child(2) {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 7px;
}

@keyframes runtimeStepOne {
  0%, 2%, 96%, 100% { opacity: 0; transform: translateY(5px); }
  7%, 92% { opacity: 1; transform: none; }
}
@keyframes runtimeStepTwo {
  0%, 7% { opacity: 0; transform: translateY(5px); }
  11%, 92% { opacity: 1; transform: none; }
  96%, 100% { opacity: 0; }
}
@keyframes runtimeStepThree {
  0%, 13% { opacity: 0; transform: translateY(5px); }
  17%, 92% { opacity: 1; transform: none; }
  96%, 100% { opacity: 0; }
}
@keyframes runtimeStepFour {
  0%, 20% { opacity: 0; transform: translateY(5px); }
  24%, 92% { opacity: 1; transform: none; }
  96%, 100% { opacity: 0; }
}
@keyframes runtimeStepFive {
  0%, 27% { opacity: 0; transform: translateY(5px); }
  31%, 92% { opacity: 1; transform: none; }
  96%, 100% { opacity: 0; }
}
@keyframes runtimeStepSix {
  0%, 35% { opacity: 0; transform: translateY(5px); }
  39%, 92% { opacity: 1; transform: none; }
  96%, 100% { opacity: 0; }
}
@keyframes runtimeCursor {
  0%, 48% { opacity: 1; }
  49%, 100% { opacity: 0; }
}

/* Logo cloud */
.agent-compat {
  overflow: hidden;
}

.agent-cloud-layout {
  display: grid;
  grid-template-columns: minmax(360px, .78fr) minmax(600px, 1.22fr);
  gap: 60px;
  align-items: center;
}

.agent-cloud-copy h2 {
  max-width: 560px;
  margin: 18px 0 20px;
  font: 700 clamp(38px, 4.5vw, 60px)/1.12 var(--font-display);
  letter-spacing: -.04em;
}

.agent-cloud-copy > p:not(.eyebrow) {
  max-width: 460px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.cloud-note {
  margin-top: 30px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--teal-ink);
  font-size: 11px;
}

.cloud-note i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 5px #1ca79f15;
}

.agent-cloud {
  position: relative;
  height: 520px;
}

.cloud-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px dashed #9ac7dc66;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.cloud-orbit-one { width: 330px; height: 330px; }
.cloud-orbit-two { width: 500px; height: 460px; }

.cloud-core {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  width: 174px;
  height: 174px;
  border: 1px solid var(--teal);
  border-radius: 50%;
  display: grid;
  place-content: center;
  gap: 8px;
  text-align: center;
  color: var(--white);
  background: var(--ink-deep);
  box-shadow: 0 0 0 10px #1ca79f0d, 0 26px 60px #10253f2b;
  transform: translate(-50%, -50%);
}

.cloud-core::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid #ffffff16;
  border-radius: 50%;
}

.cloud-core small,
.cloud-core span {
  color: #80a4b8;
  font: 600 7px/1 var(--font-utility);
  letter-spacing: .12em;
}

.cloud-core strong {
  color: var(--white);
  font: 800 34px/1 var(--font-utility);
}

.cloud-logo {
  position: absolute;
  z-index: 3;
  min-width: 144px;
  min-height: 62px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  box-shadow: 0 12px 30px #10253f12;
}

.cloud-logo > i {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--blue-deep);
  background: var(--paper);
  font: 700 12px/1 var(--font-utility);
  font-style: normal;
}

.cloud-logo img {
  width: 31px;
  height: 31px;
}

.cloud-logo span { display: grid; gap: 3px; }
.cloud-logo small { color: var(--muted); font: 600 7px/1 var(--font-utility); letter-spacing: .1em; }
.cloud-logo b { color: var(--ink); font: 700 14px/1.15 var(--font-display); white-space: nowrap; }
.cloud-codex { left: 3%; top: 9%; }
.cloud-codex > i { color: var(--white); border-color: var(--ink); background: var(--ink); }
.cloud-claude { right: 1%; top: 12%; }
.cloud-claude > i { color: #b85c3d; border-color: #e9c2b4; background: #f7e9e3; font-size: 22px; }
.cloud-workbuddy { right: -1%; top: 43%; }
.cloud-cursor { right: 8%; bottom: 6%; }
.cloud-gemini { left: 28%; bottom: 1%; }
.cloud-gemini > i { color: #6254d8; font-size: 22px; }
.cloud-opencode { left: -1%; bottom: 17%; }
.cloud-opencode > i { color: #b8e744; border-color: var(--ink); background: var(--ink); }
.cloud-own { left: -2%; top: 38%; }
.cloud-own > i { border-style: dashed; color: var(--blue-deep); background: #eaf6fb; font-size: 24px; font-weight: 400; }

.agent-cloud-layout .brand-disclaimer {
  grid-column: 1 / -1;
  margin-top: -35px;
}

/* Four-page visual story */
.advantage-deck-head {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 70px;
  align-items: end;
}

.advantage-deck-head h2 {
  margin: 18px 0 0;
  font: 700 clamp(40px, 5vw, 64px)/1.08 var(--font-display);
  letter-spacing: -.04em;
}

.advantage-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line-dark);
}

.advantage-tabs button {
  position: relative;
  padding: 18px 10px;
  border: 0;
  color: #8297a8;
  background: transparent;
  cursor: pointer;
  font: 600 12px/1 var(--font-body);
  text-align: left;
}

.advantage-tabs button::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease);
}

.advantage-tabs button span {
  margin-right: 7px;
  color: #526f84;
  font: 600 9px/1 var(--font-utility);
}

.advantage-tabs button[aria-selected="true"] { color: var(--white); }
.advantage-tabs button[aria-selected="true"] span { color: var(--teal); }
.advantage-tabs button[aria-selected="true"]::after { transform: scaleX(1); }
.advantage-tabs button:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; }

.advantage-pages {
  min-height: 500px;
  margin-top: 38px;
  border: 1px solid var(--line-dark);
  background: #0a1d31;
}

.advantage-page {
  min-height: 500px;
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  overflow: hidden;
}

.advantage-page[hidden] { display: none !important; }

.advantage-copy {
  padding: 56px 18px 48px 48px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.advantage-copy > span {
  color: var(--teal);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .16em;
}

.advantage-copy h3 {
  margin: 56px 0 18px;
  font: 700 clamp(30px, 3.2vw, 45px)/1.15 var(--font-display);
  letter-spacing: -.03em;
}

.advantage-copy > p {
  max-width: 390px;
  margin: 0;
  color: var(--muted-on-dark);
  font-size: 15px;
}

.advantage-chips {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.advantage-chips b {
  padding: 8px 11px;
  border: 1px solid #34526b;
  color: #bed0dc;
  font-size: 10px;
  font-weight: 500;
}

.advantage-visual {
  position: relative;
  min-width: 0;
  margin: 0;
  border-left: 1px solid var(--line-dark);
  display: grid;
  place-items: center;
  overflow: hidden;
  background-image: linear-gradient(#ffffff08 1px, transparent 1px), linear-gradient(90deg, #ffffff08 1px, transparent 1px);
  background-size: 38px 38px;
}

.advantage-visual::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: #1ca79f1d;
  filter: blur(80px);
}

.advantage-visual svg {
  position: relative;
  z-index: 1;
  width: min(92%, 680px);
  height: auto;
}

.v-frame, .ops-frame { fill: #0c263e; stroke: #31516a; }
.v-top { fill: #102f49; }
.advantage-understand circle { fill: #537186; }
.v-side rect { fill: #31516a; }
.v-nodes rect { fill: #0f304a; stroke: #327a97; }
.v-labels { fill: #9ec2d5; font: 600 10px var(--font-utility); letter-spacing: .08em; }
.v-connect { fill: none; stroke: #31516a; stroke-width: 2; }
.scan-pulse { fill: #1ca79f !important; filter: drop-shadow(0 0 8px #1ca79f); }
.scan-line { animation: advantageScan 3s ease-in-out infinite alternate; }
.scan-pulse { animation: advantagePulse 1.6s ease-in-out infinite; }
@keyframes advantageScan { from { transform: translateY(0); } to { transform: translateY(215px); } }
@keyframes advantagePulse { 50% { opacity: .35; transform: scale(.65); transform-origin: center; } }

.flow-track path { fill: none; stroke: #31516a; stroke-width: 2; }
.flow-track circle { fill: #1ca79f; }
.flow-card rect:first-child { fill: #0e2942; stroke: #31516a; }
.flow-card text { fill: #8bb5c9; font: 600 10px var(--font-utility); letter-spacing: .08em; }
.flow-one rect:not(:first-child) { fill: #35536a; }
.flow-two path { fill: none; stroke: #54cfc5; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.flow-three rect:not(:first-child) { fill: #123653; stroke: #2a8ac4; }
.flow-three path { fill: none; stroke: #5abce9; stroke-width: 3; }
.flow-signal { fill: var(--amber); filter: drop-shadow(0 0 8px var(--amber)); animation: flowSignal 3.5s linear infinite; }
@keyframes flowSignal { from { transform: translateX(0); } to { transform: translateX(430px); } }

.legacy-stack rect { fill: #10283e; stroke: #516779; }
.legacy-stack path { stroke: #63798a; stroke-width: 5; stroke-linecap: round; }
.evolve-path { fill: none; stroke: #1ca79f; stroke-width: 2; stroke-dasharray: 7 8; }
.asset-map > circle:first-child { fill: #0d2941; stroke: #2d6078; }
.asset-map circle:not(:first-child) { fill: #123d54; stroke: #33a79e; }
.asset-map path { fill: none; stroke: #2e6c80; stroke-width: 2; }
.asset-map text { fill: #fff; font: 800 18px var(--font-utility); }
.evolve-signal { fill: var(--amber); filter: drop-shadow(0 0 8px var(--amber)); animation: evolveSignal 2.2s ease-in-out infinite alternate; }
@keyframes evolveSignal { to { transform: translateX(74px); } }

.ops-metrics rect { fill: #102e47; stroke: #31516a; }
.ops-metrics text { fill: #81a6ba; font: 600 9px var(--font-utility); letter-spacing: .08em; }
.ops-metrics text:nth-of-type(n+4) { fill: #dff1f4; font-size: 17px; font-weight: 700; }
.ops-chart path:first-child { fill: none; stroke: #55cfc5; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.ops-chart path:last-child { fill: none; stroke: #ffffff12; stroke-width: 1; }
.ops-pulse { fill: #43c58c; filter: drop-shadow(0 0 8px #43c58c); animation: advantagePulse 1.6s ease-in-out infinite; }

.advantage-controls {
  margin-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.advantage-controls > span {
  color: #71899a;
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .1em;
}

.advantage-controls > span b { color: var(--white); font-size: 14px; }
.advantage-controls > div { display: flex; gap: 8px; }
.advantage-controls button {
  width: 46px;
  height: 38px;
  border: 1px solid #34516a;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  font-size: 17px;
}
.advantage-controls button:hover,
.advantage-controls button:focus-visible { color: var(--ink-deep); background: var(--teal); outline: 0; }

@media (max-width: 1100px) {
  .agent-cloud-layout { grid-template-columns: 1fr; gap: 30px; }
  .agent-cloud-copy > p:not(.eyebrow) { max-width: 620px; }
  .agent-cloud { width: min(100%, 760px); }
  .agent-cloud-layout .brand-disclaimer { margin-top: -15px; }
  .advantage-deck-head { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 820px) {
  .runtime-body { min-height: 360px; padding: 28px 20px; }
  .agent-cloud { height: auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .cloud-orbit { display: none; }
  .cloud-core,
  .cloud-logo { position: static; width: auto; min-width: 0; transform: none; }
  .cloud-core { grid-column: 1 / -1; height: 130px; border-radius: 0; }
  .cloud-core::after { border-radius: 0; }
  .cloud-logo { min-height: 66px; }
  .agent-cloud-layout .brand-disclaimer { margin-top: 0; text-align: left; }
  .advantage-tabs { grid-template-columns: repeat(2, 1fr); }
  .advantage-page { grid-template-columns: 1fr; }
  .advantage-copy { min-height: 340px; padding: 40px 28px; }
  .advantage-copy h3 { margin-top: 34px; }
  .advantage-visual { min-height: 360px; border-top: 1px solid var(--line-dark); border-left: 0; }
}

@media (max-width: 560px) {
  .cli-hero .eyebrow > span { width: 56px; min-width: 56px; }
  .runtime-titlebar { grid-template-columns: auto 1fr; gap: 12px; }
  .runtime-titlebar strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: center; }
  .runtime-connected { display: none; }
  .runtime-body { min-height: 360px; padding-inline: 14px; gap: 15px; }
  .runtime-line { grid-template-columns: 52px minmax(0, 1fr); gap: 9px; font-size: 10px; }
  .runtime-cursor { margin-left: 61px; }
  .runtime-statusbar { gap: 12px; }
  .agent-cloud { grid-template-columns: 1fr; }
  .cloud-core { grid-column: 1; }
  .cloud-logo b { font-size: 13px; }
  .advantage-tabs button { padding-inline: 5px; }
  .advantage-pages,
  .advantage-page { min-height: 0; }
  .advantage-copy { min-height: 330px; padding: 34px 22px; }
  .advantage-copy h3 { font-size: 30px; }
  .advantage-visual { min-height: 280px; }
  .advantage-visual svg { width: 108%; }
}

@media (prefers-reduced-motion: reduce) {
  .runtime-line { opacity: 1 !important; transform: none !important; animation: none !important; }
  .runtime-cursor,
  .scan-line,
  .scan-pulse,
  .flow-signal,
  .evolve-signal,
  .ops-pulse { animation: none !important; }
}

/* V5 — scenario evidence and AI + low-code comparison */
.advantage-deck-head {
  grid-template-columns: .76fr 1.24fr;
  gap: 50px;
}

.advantage-tabs {
  grid-template-columns: repeat(6, 1fr);
}

.advantage-tabs button {
  padding-inline: 7px;
  font-size: 11px;
}

.advantage-tabs button span {
  display: block;
  margin: 0 0 8px;
}

.advantage-pages,
.advantage-page {
  min-height: 590px;
}

.advantage-page {
  grid-template-columns: .83fr 1.17fr;
}

.advantage-copy {
  padding: 52px 32px 42px 46px;
}

.advantage-copy h3 {
  margin: 40px 0 20px;
  font-size: clamp(32px, 3.2vw, 46px);
}

.advantage-copy > p {
  max-width: 430px;
  color: #a9bdca;
  font-size: 14px;
  line-height: 1.85;
}

.advantage-proof-copy {
  width: 100%;
  margin-top: auto;
  padding: 17px 18px;
  border-left: 3px solid var(--teal);
  background: #102a42;
}

.advantage-proof-copy b {
  display: block;
  margin-bottom: 7px;
  color: var(--teal);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .12em;
}

.advantage-proof-copy p {
  margin: 0;
  color: #d2e0e8;
  font-size: 11px;
  line-height: 1.65;
}

.advantage-proof-copy code {
  color: var(--white);
  font-size: 10px;
}

.advantage-visual svg {
  width: min(90%, 660px);
  transform: translateY(-34px);
}

.visual-proof {
  position: absolute;
  z-index: 2;
  right: 28px;
  bottom: 24px;
  left: 28px;
  min-height: 86px;
  padding: 16px 18px;
  border: 1px solid #3b5b73;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 7px 20px;
  align-content: center;
  background: #0a1d31eb;
  backdrop-filter: blur(7px);
}

.visual-proof small {
  grid-column: 1 / -1;
  color: var(--teal);
  font: 600 8px/1 var(--font-utility);
  letter-spacing: .14em;
}

.visual-proof strong {
  color: var(--white);
  font-size: 13px;
}

.visual-proof span {
  color: #8ba4b5;
  font-size: 10px;
  text-align: right;
}

.plan-card rect:first-child {
  fill: #0e2942;
  stroke: #31516a;
}

.plan-card text {
  fill: #8db2c5;
  font: 600 9px var(--font-utility);
  letter-spacing: .05em;
}

.plan-card rect:not(:first-child) { fill: #35536a; }
.plan-a rect:first-child { stroke: #2bb8ae; stroke-width: 2; }
.plan-a path { fill: none; stroke: #52d0c5; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.plan-a text:last-child { fill: #52d0c5; }
.plan-b { opacity: .66; }
.plan-compare { fill: none; stroke: #41627a; stroke-width: 2; stroke-dasharray: 5 6; }
.plan-signal { fill: var(--amber); filter: drop-shadow(0 0 8px var(--amber)); animation: advantagePulse 1.8s ease-in-out infinite; }

.control-rail path { fill: none; stroke: #31516a; stroke-width: 3; }
.control-rail circle { fill: #123650; stroke: #42bcb3; stroke-width: 2; }
.control-cards rect { fill: #0e2942; stroke: #31516a; }
.control-cards text { fill: #8db2c5; font: 600 8px var(--font-utility); letter-spacing: .04em; }
.control-cards path { fill: none; stroke: #52d0c5; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.control-signal { fill: var(--amber); filter: drop-shadow(0 0 8px var(--amber)); animation: controlSignal 4s ease-in-out infinite; }

@keyframes controlSignal {
  0%, 10% { transform: translateX(0); }
  30% { transform: translateX(149px); }
  55% { transform: translateX(298px); }
  80%, 100% { transform: translateX(448px); }
}

.ai-lowcode {
  overflow: hidden;
  background: var(--white);
}

.ai-lowcode-heading {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 90px;
  align-items: end;
}

.ai-lowcode-heading h2 {
  max-width: 800px;
  margin: 18px 0 0;
  font: 700 clamp(42px, 5vw, 68px)/1.08 var(--font-display);
  letter-spacing: -.045em;
}

.ai-lowcode-heading > p {
  max-width: 560px;
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.lowcode-thesis {
  margin: 80px 0 0;
  padding: 54px 64px;
  border: 0;
  color: var(--white);
  background: var(--blue-deep);
  font: 500 clamp(27px, 3.4vw, 44px)/1.35 var(--font-display);
  letter-spacing: -.03em;
}

.lowcode-thesis strong {
  color: var(--amber);
  font-weight: 700;
}

.development-visual {
  min-height: 500px;
  border: 1px solid var(--line);
  border-top: 0;
  display: grid;
  grid-template-columns: 1fr 110px 1fr;
  background: var(--paper);
}

.development-side {
  padding: 44px;
  display: flex;
  flex-direction: column;
}

.development-side header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.development-side header span {
  color: var(--muted);
  font: 600 10px/1 var(--font-utility);
  letter-spacing: .12em;
}

.development-side header b {
  color: var(--ink);
  font-size: 18px;
}

.development-side > p {
  max-width: 430px;
  margin: auto 0 0;
  color: var(--muted);
  font-size: 12px;
}

.development-vs {
  position: relative;
  display: grid;
  place-items: center;
}

.development-vs::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line);
}

.development-vs span {
  position: relative;
  z-index: 1;
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--blue-deep);
  background: var(--white);
  font: 700 10px/1 var(--font-utility);
}

.code-stack {
  margin: 50px 0 32px;
  display: grid;
  gap: 9px;
  transform: perspective(800px) rotateX(3deg) rotateY(8deg);
}

.code-stack i {
  height: 36px;
  padding: 0 15px;
  border: 1px solid #506a7c;
  display: flex;
  align-items: center;
  color: #b3c4cf;
  background: #183149;
  box-shadow: -7px 7px 0 #0b2034;
  font: 600 8px/1 var(--font-utility);
  font-style: normal;
  letter-spacing: .1em;
}

.code-stack i:nth-child(2) { width: 94%; }
.code-stack i:nth-child(3) { width: 88%; }
.code-stack i:nth-child(4) { width: 82%; }
.code-stack i:nth-child(5) { width: 76%; }
.code-stack i:nth-child(6) { width: 70%; }

.g1-stack {
  min-height: 286px;
  margin: 50px 0 32px;
  display: grid;
  grid-template-rows: 54px 1fr auto;
  align-items: stretch;
}

.g1-stack i {
  width: 44%;
  padding: 0 16px;
  border: 1px solid var(--amber);
  display: flex;
  align-items: center;
  justify-self: center;
  color: #6d4b07;
  background: var(--amber-soft);
  font: 600 8px/1 var(--font-utility);
  font-style: normal;
  letter-spacing: .08em;
}

.g1-stack strong {
  border: 1px solid var(--teal);
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--ink-deep);
  box-shadow: 0 18px 45px #10253f26;
  font: 800 72px/1 var(--font-utility);
}

.g1-stack span {
  padding: 15px;
  color: #c1d6df;
  background: #12304b;
  font: 600 9px/1.5 var(--font-utility);
  letter-spacing: .06em;
  text-align: center;
}

.comparison-table {
  margin-top: 44px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.comparison-row {
  display: grid;
  grid-template-columns: 150px 1fr 1fr;
}

.comparison-row > * {
  min-width: 0;
  padding: 20px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.comparison-row > b {
  color: var(--ink);
  font-weight: 700;
}

.comparison-row > strong {
  color: var(--blue-deep);
  background: #eaf6fb;
  font-weight: 600;
}

.comparison-head > * {
  color: var(--white);
  background: var(--ink-deep);
  font: 600 9px/1 var(--font-utility);
  letter-spacing: .1em;
}

.comparison-head > *:last-child {
  color: var(--teal);
  background: var(--ink-deep);
}

.lowcode-benefits {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.lowcode-benefits span {
  min-height: 104px;
  padding: 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 18px;
}

.lowcode-benefits i {
  color: var(--teal-ink);
  font: 600 9px/1 var(--font-utility);
  font-style: normal;
}

.lowcode-benefits b {
  color: var(--ink);
  font: 700 20px/1 var(--font-display);
}

.lowcode-scope {
  max-width: 900px;
  margin: 24px 0 0 auto;
  color: var(--muted);
  font-size: 11px;
  text-align: right;
}

@media (max-width: 1100px) {
  .advantage-deck-head { grid-template-columns: 1fr; }
  .advantage-tabs { grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
  .advantage-tabs button { border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
  .ai-lowcode-heading { grid-template-columns: 1fr; gap: 28px; }
  .development-visual { grid-template-columns: 1fr 80px 1fr; }
  .development-side { padding: 34px; }
}

@media (max-width: 820px) {
  .advantage-pages,
  .advantage-page { min-height: 0; }
  .advantage-page { grid-template-columns: 1fr; }
  .advantage-copy { min-height: 500px; }
  .advantage-visual { min-height: 440px; }
  .advantage-visual svg { transform: translateY(-40px); }
  .visual-proof { right: 18px; bottom: 18px; left: 18px; }
  .lowcode-thesis { margin-top: 54px; padding: 38px 30px; }
  .development-visual { grid-template-columns: 1fr; }
  .development-vs { height: 74px; }
  .development-vs::before { top: 50%; right: 0; bottom: auto; left: 0; width: auto; height: 1px; }
  .development-side { min-height: 430px; }
  .comparison-row { grid-template-columns: 110px 1fr 1fr; }
  .comparison-row > * { padding: 16px 13px; }
  .lowcode-benefits { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .advantage-tabs { grid-template-columns: repeat(2, 1fr); }
  .advantage-copy { min-height: 540px; padding: 34px 22px; }
  .advantage-copy h3 { font-size: 31px; }
  .advantage-copy > p { font-size: 13px; }
  .advantage-visual { min-height: 350px; }
  .advantage-visual svg { width: 118%; transform: translateY(-42px); }
  .visual-proof { min-height: 78px; padding: 13px; grid-template-columns: 1fr; }
  .visual-proof span { display: none; }
  .ai-lowcode-heading h2 { font-size: 40px; }
  .ai-lowcode-heading > p { font-size: 14px; }
  .lowcode-thesis { padding: 32px 22px; font-size: 26px; }
  .development-side { min-height: 410px; padding: 28px 22px; }
  .development-side header { align-items: flex-start; flex-direction: column; gap: 8px; }
  .code-stack,
  .g1-stack { margin-top: 34px; }
  .comparison-table { border-left: 0; }
  .comparison-head { display: none; }
  .comparison-row { margin-bottom: 12px; border: 1px solid var(--line); display: grid; grid-template-columns: 1fr; }
  .comparison-row > * { border-right: 0; }
  .comparison-row > b { color: var(--white); background: var(--ink-deep); }
  .comparison-row > span::before { content: "AI 纯开发 · "; color: var(--muted); font: 600 8px/1 var(--font-utility); }
  .comparison-row > strong::before { content: "AI + G1 · "; color: var(--teal-ink); font: 600 8px/1 var(--font-utility); }
  .lowcode-benefits { grid-template-columns: 1fr 1fr; }
  .lowcode-benefits span { min-height: 90px; padding: 18px; }
  .lowcode-benefits b { font-size: 17px; }
  .lowcode-scope { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .plan-signal,
  .control-signal { animation: none !important; }
}

/* V6 — all six scenarios are visible in a continuous scroll story. */
.advantage-deck-head {
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
}

.advantage-deck-head > p {
  max-width: 540px;
  margin: 0 0 8px;
  color: var(--muted-on-dark);
  font-size: 15px;
  line-height: 1.8;
}

.advantage-story {
  margin-top: 72px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.story-progress {
  position: sticky;
  top: 118px;
  display: grid;
  border-top: 1px solid var(--line-dark);
}

.story-progress span {
  position: relative;
  min-height: 58px;
  padding: 14px 8px 13px 32px;
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  align-content: center;
  gap: 5px;
  color: #688092;
  font-size: 10px;
  transition: color .3s var(--ease), background .3s var(--ease);
}

.story-progress span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 8px;
  width: 7px;
  height: 7px;
  border: 1px solid #577187;
  border-radius: 50%;
  transform: translateY(-50%);
  transition: border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}

.story-progress i {
  color: #4f687b;
  font: 600 7px/1 var(--font-utility);
  font-style: normal;
  letter-spacing: .08em;
}

.story-progress span.is-active {
  color: var(--white);
  background: #102a42;
}

.story-progress span.is-active::before {
  border-color: var(--teal);
  background: var(--teal);
  box-shadow: 0 0 0 5px #1ca79f1f;
}

.story-progress span.is-active i { color: var(--teal); }

.advantage-pages {
  min-height: 0;
  margin: 0;
  border: 0;
  display: grid;
  gap: 28px;
  background: transparent;
  counter-reset: advantage-scene;
}

.advantage-chapter {
  position: relative;
  min-height: 620px;
  border: 1px solid var(--line-dark);
  background: #0a1d31;
  counter-increment: advantage-scene;
}

.advantage-chapter::before {
  content: "SCENE 0" counter(advantage-scene) " / 06";
  position: absolute;
  z-index: 3;
  top: 20px;
  right: 22px;
  color: #60798c;
  font: 600 7px/1 var(--font-utility);
  letter-spacing: .12em;
}

.advantage-chapter:nth-child(even) {
  grid-template-columns: 1.17fr .83fr;
}

.advantage-chapter:nth-child(even) .advantage-copy {
  order: 2;
}

.advantage-chapter:nth-child(even) .advantage-visual {
  order: 1;
  border-right: 1px solid var(--line-dark);
  border-left: 0;
}

.advantage-chapter:nth-child(even)::before {
  right: auto;
  left: 22px;
}

@media (max-width: 1100px) {
  .advantage-deck-head { grid-template-columns: 1fr 1fr; gap: 48px; }
  .advantage-story { grid-template-columns: 112px minmax(0, 1fr); gap: 20px; }
  .advantage-chapter,
  .advantage-chapter:nth-child(even) { grid-template-columns: 1fr 1fr; }
  .advantage-copy { padding-inline: 34px; }
}

@media (max-width: 900px) {
  .advantage-deck-head { grid-template-columns: 1fr; gap: 26px; }
  .advantage-story { margin-top: 48px; grid-template-columns: 1fr; }
  .story-progress { display: none; }
  .advantage-chapter,
  .advantage-chapter:nth-child(even) { min-height: 0; grid-template-columns: 1fr; }
  .advantage-chapter:nth-child(even) .advantage-copy,
  .advantage-chapter:nth-child(even) .advantage-visual { order: initial; }
  .advantage-chapter:nth-child(even) .advantage-visual { border-right: 0; border-left: 0; }
  .advantage-copy { min-height: 460px; padding: 46px 36px 36px; }
  .advantage-visual { min-height: 430px; border-top: 1px solid var(--line-dark); border-left: 0; }
  .advantage-chapter:nth-child(even)::before { right: 22px; left: auto; }
}

@media (max-width: 560px) {
  .advantage-deck-head > p { font-size: 13px; }
  .advantage-story { margin-top: 38px; gap: 18px; }
  .advantage-copy { min-height: 445px; padding: 42px 22px 28px; }
  .advantage-copy h3 { margin-top: 36px; }
  .advantage-proof-copy { margin-top: 34px; }
  .advantage-visual { min-height: 350px; }
  .advantage-chapter::before { top: 16px; right: 16px; }
}