:root {
  color-scheme: light;
  --ink: #121712;
  --ink-soft: #3f4c42;
  --paper: #e8efe5;
  --paper-deep: #c9d9bf;
  --line: #1e2a21;
  --line-soft: rgba(30, 42, 33, 0.22);
  --field: #f8fbf4;
  --accent: #a34524;
  --accent-dark: #68240f;
  --sage: #4c7355;
  --gold: #a9881e;
  --shadow: rgba(30, 42, 33, 0.12);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 96px;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(30, 42, 33, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(30, 42, 33, 0.052) 1px, transparent 1px),
    var(--paper);
  background-size: 44px 44px;
  color: var(--ink);
  font-family: Charter, "Bitstream Charter", "Sitka Text", Cambria, serif;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 16px clamp(18px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
}

.brand,
.nav,
.hero-actions,
.install-steps,
.phase-strip {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.brand-mark {
  display: block;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
}

.nav {
  gap: clamp(14px, 2.5vw, 32px);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.88rem;
  font-weight: 680;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.82fr);
  gap: clamp(28px, 5vw, 72px);
  width: min(var(--max), calc(100% - 36px));
  min-height: calc(92vh - 72px);
  margin: 0 auto;
  padding: clamp(54px, 9vw, 120px) 0 clamp(40px, 5vw, 72px);
  align-items: center;
}

.article-hero {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(54px, 9vw, 118px) 0 clamp(44px, 6vw, 82px);
}

.article-hero h1 {
  max-width: 1040px;
  font-size: clamp(3.2rem, 8vw, 7.4rem);
  line-height: 0.9;
}

.eyebrow {
  margin: 0 0 18px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(0.78rem, 1vw, 0.9rem);
  font-weight: 820;
  letter-spacing: 0;
  color: var(--accent-dark);
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(4rem, 11vw, 8.8rem);
  line-height: 0.82;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2.1rem, 5vw, 4.75rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: clamp(1.32rem, 2vw, 1.8rem);
  line-height: 1;
}

.lede {
  max-width: 720px;
  margin-bottom: 32px;
  color: var(--ink-soft);
  font-size: clamp(1.18rem, 2.2vw, 1.65rem);
  line-height: 1.32;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--line);
  padding: 0 18px;
  cursor: pointer;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.88rem;
  font-weight: 780;
}

.button.primary {
  background: var(--ink);
  color: var(--field);
}

.button.secondary {
  background: var(--field);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.product-panel {
  border: 2px solid var(--line);
  background: var(--field);
  box-shadow: 14px 14px 0 var(--line);
}

.panel-bar,
.terminal,
.phase-strip {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.panel-bar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  border-bottom: 2px solid var(--line);
  background: var(--paper-deep);
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.terminal {
  padding: clamp(18px, 3vw, 28px);
}

.terminal p {
  margin: 0;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
  font-size: clamp(0.82rem, 1.25vw, 0.98rem);
  line-height: 1.45;
}

.terminal p:last-child {
  border-bottom: 0;
}

.prompt {
  color: var(--accent);
  font-weight: 800;
}

.muted {
  display: inline-block;
  min-width: 76px;
  color: var(--sage);
  font-weight: 800;
}

.phase-strip {
  flex-wrap: wrap;
  gap: 0;
  border-top: 2px solid var(--line);
}

.phase-strip span {
  flex: 1 1 25%;
  min-width: 110px;
  padding: 13px 10px;
  border-right: 1px solid var(--line);
  background: var(--paper-deep);
  text-align: center;
  font-size: 0.76rem;
  font-weight: 800;
}

.phase-strip span:last-child {
  border-right: 0;
}

.section {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(64px, 9vw, 118px) 0;
  border-top: 2px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1fr);
  gap: clamp(26px, 5vw, 74px);
  align-items: start;
}

.body-copy p,
.install p {
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.75vw, 1.35rem);
  line-height: 1.48;
}

.body-copy p:last-child,
.install p:last-child {
  margin-bottom: 0;
}

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

.feature {
  min-height: 270px;
  padding: clamp(22px, 3vw, 34px);
  border-right: 2px solid var(--line);
  background: color-mix(in srgb, var(--field) 78%, transparent);
}

.feature:last-child {
  border-right: 0;
}

.feature-number {
  display: block;
  margin-bottom: 76px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.8rem;
  font-weight: 850;
  color: var(--accent);
}

.feature p,
.timeline p,
.agent-card p,
.comparison-table {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.5;
}

.agents {
  padding-top: 0;
}

.agent-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 2px solid var(--line);
  background: var(--field);
}

.agent-card {
  min-height: 230px;
  padding: clamp(20px, 3vw, 30px);
  border-right: 1px solid var(--line);
}

.agent-card:last-child {
  border-right: 0;
}

.agent-card code {
  color: var(--accent-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  font-weight: 760;
}

.body-copy code,
.timeline code,
.feature code {
  color: var(--accent-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  font-weight: 760;
}

.section-heading {
  max-width: 780px;
  margin-bottom: clamp(34px, 5vw, 64px);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(7, minmax(150px, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  border: 2px solid var(--line);
  background: var(--field);
}

.timeline li {
  min-height: 260px;
  padding: 22px;
  border-right: 1px solid var(--line);
}

.timeline li:last-child {
  border-right: 0;
}

.timeline span {
  display: block;
  min-height: 76px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 850;
  text-transform: uppercase;
}

.query-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.query-list span {
  border: 1px solid var(--line);
  background: var(--field);
  padding: 10px 12px;
  color: var(--ink-soft);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.88rem;
  font-weight: 740;
}

.comparison-table {
  display: grid;
  border: 2px solid var(--line);
  background: var(--field);
}

.comparison-table div {
  display: grid;
  grid-template-columns: 0.75fr 1.35fr 1.1fr;
  border-bottom: 1px solid var(--line);
}

.comparison-table div:last-child {
  border-bottom: 0;
}

.comparison-table strong,
.comparison-table span {
  min-width: 0;
  padding: 16px;
  border-right: 1px solid var(--line);
}

.comparison-table strong:last-child,
.comparison-table span:last-child {
  border-right: 0;
}

.comparison-table strong {
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.install {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1.1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}

.install-options {
  display: grid;
  gap: 12px;
}

.command-block {
  border: 2px solid var(--line);
  background: var(--ink);
  color: var(--field);
  padding: clamp(18px, 3vw, 30px);
  overflow-x: auto;
}

.command-block code {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(0.86rem, 1.5vw, 1.08rem);
  line-height: 1.45;
  overflow-wrap: anywhere;
  white-space: normal;
  word-break: break-word;
}

.command-block span {
  display: block;
  margin-bottom: 12px;
  color: var(--paper-deep);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.75rem;
  font-weight: 820;
  text-transform: uppercase;
}

.install-steps {
  grid-column: 1 / -1;
  flex-wrap: wrap;
  gap: 0;
  border: 2px solid var(--line);
  background: var(--field);
}

.install-steps span {
  flex: 1 1 190px;
  padding: 18px;
  border-right: 1px solid var(--line);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.88rem;
  font-weight: 780;
  text-align: center;
}

.install-steps span:last-child {
  border-right: 0;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 4vw, 44px);
  border-top: 2px solid var(--line);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.86rem;
  font-weight: 700;
}

.contact {
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: start;
}

.contact-intro {
  position: sticky;
  top: 110px;
}

.contact-intro p {
  max-width: 38ch;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.75vw, 1.35rem);
  line-height: 1.48;
}

.contact-intro a,
.policy-copy a {
  color: var(--accent-dark);
  font-weight: 760;
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.contact-form {
  display: grid;
  gap: 24px;
  border: 2px solid var(--line);
  background: var(--field);
  padding: clamp(22px, 4vw, 40px);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 9px;
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.86rem;
  font-weight: 780;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 2px solid var(--line);
  border-radius: 0;
  background: color-mix(in srgb, var(--field) 86%, var(--paper));
  color: var(--ink);
  font-family: Charter, "Bitstream Charter", "Sitka Text", Cambria, serif;
  font-size: 1rem;
}

.form-field input {
  min-height: 50px;
  padding: 10px 13px;
}

.form-field textarea {
  min-height: 150px;
  padding: 13px;
  line-height: 1.45;
  resize: vertical;
}

.form-consents {
  display: grid;
  gap: 0;
  margin: 0;
  border: 2px solid var(--line);
  padding: 0;
}

.form-consents legend {
  margin-left: 14px;
  padding: 0 8px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.82rem;
  font-weight: 820;
}

.consent-option {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 17px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.consent-option:last-child {
  border-bottom: 0;
}

.consent-option input {
  width: 19px;
  height: 19px;
  margin: 2px 0 0;
  accent-color: var(--accent-dark);
}

.consent-option strong,
.consent-option small {
  display: block;
}

.consent-option strong {
  margin-bottom: 4px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9rem;
}

.consent-option small {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.4;
}

.consent-option.is-required {
  cursor: default;
}

.form-submit {
  display: flex;
  gap: 18px;
  align-items: center;
}

.form-status {
  margin: 0;
  color: var(--ink-soft);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.86rem;
  line-height: 1.4;
}

.hp-field {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.policy-hero h1 {
  max-width: 980px;
}

.policy-meta {
  color: var(--ink-soft);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.84rem;
  font-weight: 720;
}

.policy-section {
  display: grid;
  grid-template-columns: minmax(250px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(28px, 6vw, 84px);
  align-items: start;
}

.policy-section h2 {
  max-width: 560px;
}

.policy-copy {
  max-width: 74ch;
}

.policy-copy p {
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 1.6vw, 1.25rem);
  line-height: 1.55;
}

.policy-copy h3 {
  margin-top: 40px;
  margin-bottom: 12px;
}

.policy-copy h3:first-child {
  margin-top: 0;
}

.purpose-list {
  border: 2px solid var(--line);
  background: var(--field);
}

.purpose-list div {
  display: grid;
  grid-template-columns: minmax(170px, 0.56fr) minmax(0, 1.44fr);
  border-bottom: 1px solid var(--line);
}

.purpose-list div:last-child {
  border-bottom: 0;
}

.purpose-list strong,
.purpose-list span {
  padding: 18px;
}

.purpose-list strong {
  border-right: 1px solid var(--line);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9rem;
}

.purpose-list span {
  color: var(--ink-soft);
  line-height: 1.45;
}

@media (max-width: 880px) {
  section[id] {
    scroll-margin-top: 168px;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero,
  .split,
  .install,
  .contact,
  .policy-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 46px;
  }

  .product-panel {
    box-shadow: 8px 8px 0 var(--line);
  }

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

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

  .agent-card:nth-child(2n) {
    border-right: 0;
  }

  .agent-card:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .feature {
    min-height: auto;
    border-right: 0;
    border-bottom: 2px solid var(--line);
  }

  .feature:last-child {
    border-bottom: 0;
  }

  .feature-number {
    margin-bottom: 36px;
  }

  .site-footer {
    flex-direction: column;
  }

  .contact-intro {
    position: static;
  }

}

@media (max-width: 520px) {
  .site-header,
  .section,
  .hero {
    width: auto;
  }

  .hero,
  .article-hero,
  .section {
    margin-right: 18px;
    margin-left: 18px;
  }

  .button {
    width: 100%;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .panel-bar {
    flex-direction: column;
  }

  .phase-strip span {
    flex-basis: 50%;
    border-bottom: 1px solid var(--line);
  }

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

  .agent-card,
  .agent-card:nth-child(2n) {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .agent-card:last-child {
    border-bottom: 0;
  }

  .phase-strip span:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .timeline {
    grid-template-columns: 1fr;
    overflow-x: visible;
  }

  .timeline li {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline li:last-child {
    border-bottom: 0;
  }

  .timeline span {
    min-height: 0;
    margin-bottom: 12px;
  }

  .comparison-table div {
    display: block;
    margin-bottom: 12px;
    border: 2px solid var(--line);
    background: var(--field);
  }

  .comparison-table {
    border: 0;
    background: transparent;
  }

  .comparison-table div:first-child {
    display: none;
  }

  .comparison-table span {
    display: block;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .comparison-table span:last-child {
    border-bottom: 0;
  }

  .comparison-table div:last-child {
    margin-bottom: 0;
  }

  .comparison-table span::before {
    display: block;
    margin-bottom: 6px;
    color: var(--accent-dark);
    font-family: ui-sans-serif, system-ui, sans-serif;
    font-size: 0.72rem;
    font-weight: 820;
    text-transform: uppercase;
  }

  .comparison-table span:nth-child(1)::before {
    content: "Option";
  }

  .comparison-table span:nth-child(2)::before {
    content: "Best for";
  }

  .comparison-table span:nth-child(3)::before {
    content: "Tradeoff";
  }

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

  .form-submit {
    align-items: stretch;
    flex-direction: column;
  }

  .purpose-list div {
    grid-template-columns: 1fr;
  }

  .purpose-list strong {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}