:root {
  --ink-950: #090b0d;
  --ink-900: #0f1215;
  --ink-800: #171b1f;
  --ink-700: #353b40;
  --ink-500: #70767a;
  --paper: #f0efec;
  --surface: #faf9f6;
  --line: #d8d5ce;
  --brand: #c86436;
  --brand-deep: #97411f;
  --signal: #e88755;
  --lime: #f2b48f;
  --warning: #e3a260;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow: 0 24px 70px rgba(7, 16, 25, 0.12);
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-950);
  font-family: "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

button,
select,
a,
input,
textarea {
  font: inherit;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink-950);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  min-height: 76px;
  padding: 0 max(24px, calc((100vw - var(--container)) / 2));
  border-bottom: 1px solid rgba(216, 213, 206, 0.86);
  background: rgba(240, 239, 236, 0.94);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-name {
  font-size: 14px;
  font-weight: 810;
  letter-spacing: 0.035em;
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-descriptor {
  color: var(--ink-500);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.desktop-nav a {
  color: var(--ink-700);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.desktop-nav a:hover {
  color: var(--brand);
}

.desktop-nav a[aria-current="page"] {
  color: var(--brand-deep);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
}

.menu-toggle > span:not(.sr-only) {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink-950);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.header-cta {
  justify-self: end;
  padding: 10px 15px;
  border: 1px solid rgba(9, 11, 13, 0.56);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 720;
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 64px 56px;
  align-items: center;
  min-height: calc(100vh - 76px);
  padding: 84px max(24px, calc((100vw - var(--container)) / 2)) 40px;
  background:
    linear-gradient(rgba(200, 100, 54, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 100, 54, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 84% 14%, rgba(232, 135, 85, 0.2), transparent 31%);
  background-size: 40px 40px, 40px 40px, auto;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--brand-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 28px;
  height: 2px;
  background: currentColor;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 760px;
  margin-bottom: 26px;
  font-size: clamp(3.05rem, 5.35vw, 5.4rem);
  font-weight: 790;
}

.hero-lead {
  max-width: 690px;
  margin: 0;
  color: var(--ink-700);
  font-size: clamp(1.06rem, 1.7vw, 1.28rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 11px;
  font-weight: 760;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.button-primary:hover {
  background: var(--brand-deep);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink-950);
}

.hero-system {
  overflow: hidden;
  border: 1px solid rgba(232, 135, 85, 0.3);
  border-radius: var(--radius-lg);
  background: var(--ink-950);
  box-shadow: 0 35px 90px rgba(9, 11, 13, 0.25);
  color: #fff;
}

.system-topline,
.dashboard-header,
.blueprint-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.system-topline {
  padding: 19px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #c8d8e2;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.live-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--signal);
  font-size: 12px;
}

.live-label i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(232, 135, 85, 0.14);
}

.system-main {
  padding: 30px 26px 26px;
  background: linear-gradient(135deg, rgba(200, 100, 54, 0.25), transparent 62%);
}

.system-score {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.score-number {
  color: var(--signal);
  font-size: 42px;
  font-weight: 780;
  line-height: 1;
  letter-spacing: -0.08em;
}

.system-score strong,
.system-grid strong {
  display: block;
  margin-bottom: 7px;
  font-size: 16px;
}

.system-score small,
.system-grid small {
  display: block;
  color: #9fb2bf;
  font-size: 13px;
  line-height: 1.45;
}

.system-rail {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 6px;
  margin-top: 28px;
}

.system-rail span {
  height: 3px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.14);
}

.system-rail .rail-active {
  background: var(--signal);
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.system-grid article {
  min-height: 168px;
  padding: 22px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.system-grid article:last-child {
  border-right: 0;
}

.system-index {
  display: block;
  margin-bottom: 36px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 800;
}

.hero-proof {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--ink-500);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section {
  padding: 112px max(24px, calc((100vw - var(--container)) / 2));
}

.section-heading {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px 80px;
  align-items: end;
  margin-bottom: 50px;
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 4vw, 4.2rem);
}

.section-heading > p:last-child {
  margin: 0;
  color: var(--ink-700);
  font-size: 18px;
  line-height: 1.65;
}

.capability-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  grid-template-rows: repeat(3, minmax(190px, auto));
  gap: 16px;
}

.capability-card {
  display: grid;
  min-height: 265px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.capability-card-featured {
  grid-row: span 3;
  min-height: 620px;
  padding: 36px;
  background: var(--brand);
  color: #fff;
}

.card-number {
  align-self: start;
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}

.capability-card-featured .card-number {
  color: var(--lime);
}

.capability-card h3 {
  align-self: end;
  margin-bottom: 12px;
  font-size: 26px;
}

.capability-card p {
  align-self: start;
  margin: 0;
  color: var(--ink-700);
}

.capability-card-featured h3 {
  margin-bottom: 18px;
  font-size: clamp(2.3rem, 4.2vw, 4rem);
}

.capability-card-featured p {
  max-width: 560px;
  color: #e7f0ff;
  font-size: 19px;
}

.capability-card ul {
  align-self: end;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.capability-card li {
  padding: 13px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  font-weight: 700;
}

.method-section {
  background: var(--ink-950);
  color: #fff;
}

.section-heading-inverse > p:last-child {
  color: #aebfcb;
}

.section-heading-inverse .eyebrow {
  color: var(--signal);
}

.method-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.method-list li {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 24px;
  align-items: start;
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.method-list > li > span {
  color: var(--signal);
  font-size: 14px;
  font-weight: 800;
}

.method-list div {
  display: grid;
  grid-template-columns: 0.45fr 1fr;
  gap: 50px;
}

.method-list strong {
  font-size: 24px;
}

.method-list small {
  color: #aebfcb;
  font-size: 16px;
}

.simulator-section {
  background: #e8e6e1;
}

.simulator-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.simulator-sidebar {
  padding: 28px;
  border-right: 1px solid var(--line);
  background: var(--ink-950);
  color: #fff;
}

.sim-label {
  color: #9fb2bf;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scenario-tabs {
  display: grid;
  gap: 8px;
  margin: 18px 0 30px;
}

.scenario-tab {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  align-items: center;
  width: 100%;
  padding: 13px 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 10px;
  background: transparent;
  color: #d8e5ed;
  font-size: 14px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.scenario-tab span {
  color: #7f96a5;
  font-size: 11px;
}

.scenario-tab:hover,
.scenario-tab.is-active {
  border-color: var(--signal);
  background: rgba(232, 135, 85, 0.13);
  color: #fff;
}

.scenario-tab.is-active span {
  color: var(--signal);
}

.select-label {
  display: block;
  margin-bottom: 9px;
  color: #bdcbd4;
  font-size: 13px;
  font-weight: 700;
}

select {
  width: 100%;
  min-height: 45px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 9px;
  background: var(--ink-800);
  color: #fff;
}

.simulator-button {
  width: 100%;
  margin-top: 13px;
  cursor: pointer;
}

.sim-note {
  margin: 14px 0 0;
  color: #8197a6;
  font-size: 12px;
}

.simulator-dashboard {
  min-width: 0;
  padding: 34px;
  background:
    linear-gradient(rgba(200, 100, 54, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 100, 54, 0.04) 1px, transparent 1px),
    var(--surface);
  background-size: 32px 32px;
}

.dashboard-header h3 {
  margin: 8px 0 0;
  font-size: clamp(1.8rem, 3.2vw, 3rem);
}

.demo-badge,
.blueprint-heading span {
  flex: 0 0 auto;
  padding: 7px 10px;
  border-radius: 999px;
  background: #f5e2d8;
  color: #7d351d;
  font-size: 12px;
  font-weight: 780;
}

.dashboard-copy {
  max-width: 760px;
  margin: 18px 0 28px;
  color: var(--ink-700);
  font-size: 17px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric-grid article {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.9);
}

.metric-grid span,
.metric-grid small,
.dashboard-question span {
  display: block;
  color: var(--ink-500);
  font-size: 12px;
}

.metric-grid strong {
  display: block;
  margin: 13px 0 4px;
  font-size: 17px;
}

.blueprint {
  margin-top: 10px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.blueprint-heading {
  margin-bottom: 18px;
}

.blueprint ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.blueprint li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  padding: 16px;
  border-left: 1px solid var(--line);
}

.blueprint li:first-child {
  border-left: 0;
}

.blueprint li > span {
  display: grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border-radius: 7px;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.blueprint li strong,
.blueprint li small {
  display: block;
}

.blueprint li strong {
  margin-bottom: 5px;
  font-size: 14px;
}

.blueprint li small {
  color: var(--ink-500);
  font-size: 12px;
  line-height: 1.45;
}

.dashboard-question {
  margin-top: 10px;
  padding: 18px 20px;
  border: 1px solid #e0b9a4;
  border-radius: var(--radius-sm);
  background: #fbf0ea;
}

.dashboard-question strong {
  display: block;
  margin-top: 7px;
  color: #652c18;
  font-size: 15px;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.model-grid article {
  min-height: 310px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.model-grid span {
  display: inline-block;
  padding: 6px 9px;
  border-radius: 7px;
  background: #f4e2d9;
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.model-grid h3 {
  margin: 84px 0 14px;
  font-size: 25px;
}

.model-grid p {
  margin: 0;
  color: var(--ink-700);
}

.closing-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 70px;
  padding: 90px max(24px, calc((100vw - var(--container)) / 2));
  background:
    radial-gradient(circle at 12% 20%, rgba(200, 100, 54, 0.32), transparent 28%),
    var(--ink-950);
  color: #fff;
}

.closing-section .eyebrow {
  color: var(--lime);
}

.closing-section h2 {
  max-width: 720px;
  margin-bottom: 0;
  font-size: clamp(2.6rem, 5vw, 5.2rem);
}

.conversation-card {
  align-self: end;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-md);
  background: rgba(200, 100, 54, 0.13);
}

.conversation-card p {
  margin: 0 0 24px;
  color: #e8f0ff;
  font-size: 17px;
}

.button-light {
  background: var(--brand);
  color: #fff;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px 30px;
  align-items: center;
  padding: 40px max(24px, calc((100vw - var(--container)) / 2));
  background: var(--ink-950);
  color: #aebfcb;
  font-size: 13px;
}

.brand-footer {
  color: #fff;
}

.brand-footer .brand-descriptor {
  color: #8f969b;
}

footer p {
  margin: 0;
  text-align: right;
}

footer p:last-child {
  grid-column: 1 / -1;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 24px;
}

.footer-nav a {
  color: #d5e0e7;
  font-weight: 650;
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--signal);
}

.page-hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: end;
  min-height: 520px;
  padding: 110px max(24px, calc((100vw - var(--container)) / 2)) 84px;
  background:
    linear-gradient(rgba(200, 100, 54, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 100, 54, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 84% 14%, rgba(232, 135, 85, 0.2), transparent 31%);
  background-size: 40px 40px, 40px 40px, auto;
}

.page-hero h1 {
  margin-bottom: 0;
  font-size: clamp(3rem, 5vw, 5rem);
}

.page-hero-lead {
  margin: 0;
  color: var(--ink-700);
  font-size: 20px;
  line-height: 1.7;
}

.page-hero-dark {
  background:
    radial-gradient(circle at 82% 14%, rgba(200, 100, 54, 0.32), transparent 30%),
    var(--ink-950);
  color: #fff;
}

.page-hero-dark .eyebrow {
  color: var(--signal);
}

.page-hero-dark .page-hero-lead {
  color: #b7c7d1;
}

.home-intro {
  background: var(--paper);
}

.navigation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.navigation-card {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.navigation-card:hover {
  transform: translateY(-5px);
  border-color: rgba(200, 100, 54, 0.55);
  box-shadow: var(--shadow);
}

.navigation-card > span,
.principle-grid article > span {
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}

.navigation-card h3 {
  margin: auto 0 14px;
  font-size: 30px;
}

.navigation-card p {
  margin: 0 0 28px;
  color: var(--ink-700);
}

.navigation-card strong {
  color: var(--brand-deep);
}

.navigation-card-dark {
  border-color: var(--ink-950);
  background: var(--ink-950);
  color: #fff;
}

.navigation-card-dark p {
  color: #aebfcb;
}

.navigation-card-dark strong,
.navigation-card-dark > span {
  color: var(--signal);
}

.statement-section {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 90px;
  align-items: center;
}

.statement-mark {
  display: grid;
  aspect-ratio: 1;
  max-width: 420px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-950);
  box-shadow: var(--shadow);
}

.statement-mark img {
  width: 62%;
  height: 62%;
  object-fit: contain;
}

.statement-copy h2,
.contact-aside h2,
.after-simulator h2 {
  margin-bottom: 28px;
  font-size: clamp(2.3rem, 4vw, 4.2rem);
}

.statement-copy > p:not(.eyebrow),
.contact-aside > p:not(.eyebrow) {
  color: var(--ink-700);
  font-size: 18px;
  line-height: 1.7;
}

.principles-section {
  background: #e8e6e1;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.principle-grid article {
  min-height: 300px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.principle-grid h3 {
  margin: 84px 0 14px;
  font-size: 26px;
}

.principle-grid p {
  margin: 0;
  color: var(--ink-700);
}

.simulator-page-section {
  padding-top: 54px;
  background: #e8e6e1;
}

.after-simulator {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 50px;
  align-items: end;
  margin-top: 80px;
  padding-top: 70px;
  border-top: 1px solid var(--line);
}

.after-simulator h2 {
  max-width: 780px;
  margin-bottom: 0;
}

.contact-section {
  background: #e8e6e1;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  gap: 70px;
  align-items: start;
}

.contact-aside {
  position: sticky;
  top: 120px;
}

.whatsapp-card {
  display: grid;
  gap: 8px;
  margin-top: 36px;
  padding: 24px;
  border: 1px solid rgba(200, 100, 54, 0.3);
  border-radius: var(--radius-md);
  background: var(--ink-950);
  color: #fff;
}

.whatsapp-card span {
  color: #9fb2bf;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.whatsapp-card strong {
  font-size: 26px;
}

.whatsapp-card a {
  margin-top: 14px;
  color: var(--signal);
  font-weight: 750;
  text-decoration: none;
}

.briefing-form {
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.form-heading {
  margin-bottom: 30px;
}

.form-heading > span {
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.form-heading h2 {
  margin: 8px 0;
  font-size: clamp(2rem, 3.2vw, 3rem);
}

.form-heading p,
.form-note {
  margin: 0;
  color: var(--ink-500);
  font-size: 13px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.form-grid label {
  display: grid;
  gap: 8px;
  color: var(--ink-700);
  font-size: 14px;
  font-weight: 750;
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  color: var(--ink-950);
  font-weight: 450;
}

.form-grid textarea {
  resize: vertical;
  line-height: 1.5;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  border-color: var(--brand);
  outline: 3px solid rgba(200, 100, 54, 0.14);
}

.form-note {
  margin-top: 24px;
  line-height: 1.6;
}

.form-submit {
  width: 100%;
  margin-top: 20px;
  cursor: pointer;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 18px;
    left: 18px;
    display: none;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 0 0 14px 14px;
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .desktop-nav[data-open="true"] {
    display: grid;
  }

  .desktop-nav a {
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
  }

  .desktop-nav a:last-child {
    border-bottom: 0;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .header-cta {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 72px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .capability-grid,
  .closing-section {
    grid-template-columns: 1fr;
  }

  .capability-grid {
    grid-template-rows: auto;
  }

  .capability-card-featured {
    grid-row: auto;
    min-height: 440px;
  }

  .simulator-shell {
    grid-template-columns: 1fr;
  }

  .simulator-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .scenario-tabs {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .navigation-grid,
  .principle-grid {
    grid-template-columns: 1fr;
  }

  .navigation-card,
  .principle-grid article {
    min-height: 260px;
  }

  .page-hero,
  .statement-section,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .page-hero {
    min-height: auto;
  }

  .statement-mark {
    max-width: 300px;
  }

  .contact-aside {
    position: static;
  }

  .model-grid article {
    min-height: auto;
  }

  .model-grid h3 {
    margin-top: 46px;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 66px;
    padding-inline: 18px;
  }

  .brand-name {
    font-size: 12px;
  }

  .brand-descriptor {
    display: none;
  }

  .header-cta {
    padding: 8px 12px;
    font-size: 13px;
  }

  .hero,
  .section,
  .closing-section {
    padding-inline: 18px;
  }

  .hero {
    gap: 40px;
    padding-top: 58px;
  }

  h1 {
    font-size: clamp(2.65rem, 13vw, 4.1rem);
  }

  .hero-actions {
    display: grid;
  }

  .system-topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .system-grid,
  .hero-proof,
  .metric-grid,
  .blueprint ol {
    grid-template-columns: 1fr;
  }

  .system-grid article {
    min-height: 128px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .system-index {
    margin-bottom: 18px;
  }

  .hero-proof {
    gap: 10px;
  }

  .section {
    padding-block: 82px;
  }

  .section-heading {
    margin-bottom: 36px;
  }

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

  .capability-card-featured {
    min-height: 500px;
  }

  .method-list li {
    grid-template-columns: 44px 1fr;
  }

  .method-list div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .scenario-tabs {
    grid-template-columns: 1fr;
  }

  .simulator-sidebar,
  .simulator-dashboard {
    padding: 22px;
  }

  .dashboard-header,
  .blueprint-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .blueprint li,
  .blueprint li:first-child {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .closing-section {
    gap: 44px;
    padding-block: 72px;
  }

  footer {
    grid-template-columns: 1fr;
    padding-inline: 18px;
  }

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

  footer p,
  footer p:last-child {
    text-align: left;
  }

  .page-hero {
    gap: 30px;
    padding: 70px 18px 58px;
  }

  .page-hero h1 {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  .page-hero-lead {
    font-size: 17px;
  }

  .statement-section {
    gap: 48px;
  }

  .after-simulator {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .form-field-full {
    grid-column: auto;
  }

  .briefing-form {
    padding: 24px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}