/* CIMA landing page: design tokens, layout, components and responsive rules. */
:root {
  --ink: #0f172a;
  --ink-2: #0b1220;
  --surface: #1e293b;
  --surface-soft: #172032;
  --line: rgba(148, 163, 184, 0.18);
  --line-2: rgba(148, 163, 184, 0.34);
  --primary: #2563eb;
  --accent: #10b981;
  --stone: #a8a29e;
  --sky: #38bdf8;
  --text: #f8fafc;
  --body: #cbd5e1;
  --muted: #b4c0ce;
  --muted-2: #94a3b8;
  --display: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sans: "Public Sans", "Inter", system-ui, -apple-system, "Segoe UI",
    sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    monospace;
  --r: 14px;
  --r-lg: 20px;
  --maxw: 1240px;
  --c: var(--primary);
  --ct: var(--c);
  --ct-base: #c2beb9;
  --ct-asc: #7dd3fc;
  --ct-cor: #93b4f8;
  --ct-cima: #34d399;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--body);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img,
svg {
  display: block;
  max-width: 100%;
}
.svg-sprite {
  position: absolute;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
  border-radius: 4px;
}
.skip {
  position: absolute;
  top: 0;
  left: -9999px;
  z-index: 99;
  padding: 12px 18px;
  background: var(--primary);
  color: #fff;
}
.skip:focus {
  top: 12px;
  left: 12px;
}
h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.08;
}
h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.35rem);
  font-weight: 800;
  letter-spacing: -0.035em;
}
h2 {
  font-size: clamp(1.95rem, 3.5vw, 3rem);
}
h3 {
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  font-weight: 600;
}
h4 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.005em;
}
p {
  margin: 0;
}
.lead {
  max-width: 62ch;
  color: var(--body);
  font-size: clamp(1.02rem, 1.35vw, 1.18rem);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.eyebrow::before {
  width: 26px;
  height: 1px;
  background: var(--c);
  content: "";
}
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}
.section {
  position: relative;
  padding-block: clamp(76px, 9vw, 136px);
}
.section--tight {
  padding-block: clamp(56px, 6vw, 88px);
}
.sec-head {
  max-width: 70ch;
  margin-bottom: clamp(36px, 4.5vw, 60px);
}
.sec-head .eyebrow {
  margin-bottom: 18px;
}
.sec-head h2 {
  margin-bottom: 18px;
}
.rule {
  height: 1px;
  margin: 0;
  border: 0;
  background: var(--line);
}
.u-mt-0 {
  margin-top: 0;
}
.u-mt-18 {
  margin-top: 18px;
}
.u-mt-20 {
  margin-top: 20px;
}
.u-mt-26 {
  margin-top: 26px;
}
.u-mt-28 {
  margin-top: 28px;
}
.u-mt-34 {
  margin-top: 34px;
}
.u-mt-44 {
  margin-top: 44px;
}
.u-mb-16 {
  margin-bottom: 16px;
}
.u-mb-20 {
  margin-bottom: 20px;
}
.u-center {
  text-align: center;
}
.u-text {
  color: var(--text);
}
.u-text-small {
  font-size: 0.92rem;
}
.u-text-form {
  font-size: 0.93rem;
}
.u-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: rgba(15, 23, 42, 0);
  transition:
    background 0.3s ease,
    border-color 0.3s ease;
}
.nav.is-stuck {
  border-bottom-color: var(--line);
  background: rgba(11, 18, 32, 0.82);
  backdrop-filter: blur(14px);
}
.nav__in {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  color: var(--text);
}
.brand svg {
  width: auto;
  height: 26px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav__links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition:
    color 0.18s ease,
    background 0.18s ease;
}
.nav__links a:hover {
  background: rgba(148, 163, 184, 0.09);
  color: var(--text);
}
.nav__links a.is-active {
  color: var(--text);
}
.nav__links a.is-active::after {
  display: block;
  height: 2px;
  margin-top: 5px;
  border-radius: 2px;
  background: var(--c);
  content: "";
}
.nav__cta {
  margin-left: 14px;
}
.burger {
  display: none;
  margin-left: auto;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: none;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}
.mobile {
  display: none;
  border-top: 1px solid var(--line);
  background: rgba(11, 18, 32, 0.97);
  backdrop-filter: blur(14px);
}
.mobile.is-open {
  display: block;
}
.mobile ul {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 14px 24px 24px;
  list-style: none;
}
.mobile a {
  display: block;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: 11px;
  cursor: pointer;
  font-family: var(--display);
  font-size: 0.93rem;
  font-weight: 600;
  transition:
    transform 0.16s ease,
    background 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn--primary {
  background: var(--accent);
  color: #04211a;
  box-shadow: 0 8px 26px -12px rgba(16, 185, 129, 0.75);
}
.btn--primary:hover {
  background: #0ea373;
}
.btn--ghost {
  border-color: var(--line-2);
  background: rgba(148, 163, 184, 0.05);
  color: var(--text);
}
.btn--ghost:hover {
  border-color: var(--muted);
  background: rgba(148, 163, 184, 0.12);
}
.btn--line {
  gap: 8px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--ct);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.btn--line .arw {
  transition: transform 0.18s ease;
}
.btn--line:hover .arw {
  transform: translateX(4px);
}
.btn--sm {
  padding: 10px 16px;
  font-size: 0.85rem;
}
.topo {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.topo svg {
  position: absolute;
  opacity: 0.55;
}
.topo path {
  fill: none;
  stroke: rgba(148, 163, 184, 0.16);
  stroke-width: 1;
}
.topo .drift {
  animation: drift 40s ease-in-out infinite alternate;
}
@keyframes drift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-26px, 14px, 0);
  }
}
.hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(52px, 7vw, 86px);
  padding-bottom: clamp(40px, 5vw, 60px);
}
.hero__in {
  position: relative;
  z-index: 1;
}
.hero h1 {
  max-width: 19ch;
  margin: 22px 0 24px;
}
.hero h1 .hl {
  padding-inline: 2px;
  background: linear-gradient(transparent 62%, rgba(16, 185, 129, 0.28) 62%);
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 38px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c);
}
.dot--stone {
  background: var(--stone);
}
.dot--sky {
  background: var(--sky);
}
.dot--primary {
  background: var(--primary);
}
.dot--accent {
  background: var(--accent);
}
.ridge {
  position: relative;
  z-index: 1;
  margin-top: clamp(30px, 5vw, 54px);
}
.ridge__scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.ridge svg {
  width: 100%;
  min-width: 820px;
  height: auto;
}
.ridge__axis {
  stroke: var(--line-2);
  stroke-width: 1;
}
.ridge__line {
  fill: none;
  stroke: rgba(226, 232, 240, 0.55);
  stroke-linejoin: round;
  stroke-width: 2;
}
.ridge__area {
  fill: url(#ridgeFill);
}
.ridge__drop {
  stroke: var(--line-2);
  stroke-dasharray: 3 5;
  stroke-width: 1;
}
.node {
  cursor: pointer;
}
.node--base {
  color: var(--stone);
}
.node--asc {
  color: var(--sky);
}
.node--cor {
  color: var(--primary);
}
.node--cima {
  color: var(--accent);
}
.node__hit {
  fill: transparent;
}
.node__ring {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  opacity: 0.35;
  transition:
    r 0.2s ease,
    opacity 0.2s ease;
}
.node__dot {
  fill: currentColor;
  transition: r 0.2s ease;
}
.node__name {
  fill: var(--text);
  font-family: var(--display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.16em;
}
.node__alt,
.node__tag {
  fill: var(--muted);
  font-family: var(--mono);
}
.node__alt {
  font-size: 12px;
  letter-spacing: 0.06em;
}
.node__tag {
  font-size: 11px;
  letter-spacing: 0.18em;
}
.node:hover .node__ring,
.node:focus-visible .node__ring {
  r: 20;
  opacity: 0.85;
}
.node:hover .node__dot,
.node:focus-visible .node__dot {
  r: 9;
}
.node:hover .node__alt {
  fill: currentColor;
}
.ridge__hint {
  margin-top: 14px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-align: center;
  text-transform: uppercase;
}
.stages,
.grid,
.bento {
  display: grid;
  gap: 18px;
}
.stages {
  grid-template-columns: repeat(4, 1fr);
}
.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--5 {
  grid-template-columns: repeat(5, 1fr);
}
.stage,
.card,
.case {
  border: 1px solid var(--line);
  background: var(--surface);
  transition:
    border-color 0.2s ease,
    transform 0.2s ease,
    background 0.2s ease;
}
.stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow: hidden;
  padding: 26px 24px 24px;
  border-radius: var(--r-lg);
}
.stage::before {
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--c);
  content: "";
}
.stage:hover {
  border-color: var(--line-2);
  background: #20304a;
  transform: translateY(-4px);
}
.stage--base,
.product--base {
  --c: var(--stone);
  --ct: var(--ct-base);
}
.stage--asc,
.product--asc {
  --c: var(--sky);
  --ct: var(--ct-asc);
}
.stage--cor,
.product--cor {
  --c: var(--primary);
  --ct: var(--ct-cor);
}
.stage--cima,
.product--cima {
  --c: var(--accent);
  --ct: var(--ct-cima);
}
.stage__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.stage__name {
  color: var(--text);
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}
.stage__alt {
  color: var(--ct);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}
.stage__quote {
  color: var(--text);
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.45;
}
.stage__desc {
  flex: 1;
  color: var(--muted);
  font-size: 0.92rem;
}
.card {
  padding: 24px;
  border-radius: var(--r);
}
.card:hover,
.case:hover {
  border-color: var(--line-2);
}
.card h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.card h4 .k {
  color: var(--ct);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}
.tick {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.tick li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}
.tick li::before {
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 7px;
  height: 1px;
  background: var(--c);
  content: "";
}
.product {
  position: relative;
  border-top: 1px solid var(--line);
}
.product__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: end;
  gap: clamp(28px, 5vw, 72px);
  margin-bottom: clamp(34px, 4vw, 56px);
}
.product__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 16px;
}
.product__title h2 {
  font-size: clamp(2.2rem, 4.4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: 0.02em;
}
.badge {
  padding: 5px 12px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--ct);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  opacity: 0.9;
  text-transform: uppercase;
}
.route {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
}
.route span {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.08);
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.route i {
  color: var(--ct);
  font-size: 0.85rem;
  font-style: normal;
}
.route--emphasis span:first-child {
  border-color: var(--stone);
  color: var(--text);
}
.ratio {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-soft);
}
.ratio__bar {
  display: flex;
  height: 58px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.ratio__a {
  display: flex;
  flex: 0 0 70%;
  align-items: center;
  padding-inline: 18px;
  background: linear-gradient(
    120deg,
    rgba(56, 189, 248, 0.9),
    rgba(37, 99, 235, 0.85)
  );
  color: #061426;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.ratio__b {
  display: flex;
  flex: 1;
  align-items: center;
  padding-inline: 16px;
  background: rgba(148, 163, 184, 0.14);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}
.ratio__legend {
  display: grid;
  grid-template-columns: 70% 1fr;
  gap: 18px;
  margin-top: 20px;
}
.ratio__legend h4 {
  margin-bottom: 10px;
}
.rope {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 clamp(28px, 4vw, 64px);
}
.rope__col {
  display: grid;
}
.step {
  position: relative;
  padding: 20px 0 20px 46px;
  border-bottom: 1px solid var(--line);
}
.step:last-child {
  border-bottom: 0;
}
.step::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 13px;
  width: 1px;
  background: repeating-linear-gradient(
    to bottom,
    var(--line-2) 0 5px,
    transparent 5px 11px
  );
  content: "";
}
.step::after {
  position: absolute;
  top: 26px;
  left: 8px;
  width: 11px;
  height: 11px;
  border: 1.5px solid var(--c);
  border-radius: 50%;
  background: var(--ink);
  content: "";
}
.step__n {
  display: block;
  margin-bottom: 6px;
  color: var(--ct);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
}
.step h4 {
  margin-bottom: 5px;
}
.step p {
  color: var(--muted);
  font-size: 0.9rem;
}
.trail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0;
  margin-top: 10px;
}
.trail::before {
  position: absolute;
  top: 15px;
  right: 6%;
  left: 6%;
  height: 1px;
  background: repeating-linear-gradient(
    to right,
    var(--line-2) 0 6px,
    transparent 6px 12px
  );
  content: "";
}
.trail__it {
  position: relative;
  padding: 38px 12px 0;
  text-align: center;
}
.trail__it::before {
  position: absolute;
  top: 9px;
  left: 50%;
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--sky);
  border-radius: 50%;
  background: var(--ink);
  content: "";
  transform: translateX(-50%);
}
.trail__it:last-child::before {
  border-color: var(--accent);
  background: var(--accent);
}
.trail__n {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}
.trail__it strong {
  color: var(--text);
  font-family: var(--display);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.05);
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  transition:
    border-color 0.2s ease,
    color 0.2s ease,
    background 0.2s ease;
}
.chip:hover {
  border-color: var(--sky);
  background: rgba(56, 189, 248, 0.08);
  color: var(--text);
}
.diagram {
  overflow-x: auto;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--ink-2);
}
.diagram pre {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  line-height: 1.75;
  white-space: pre;
}
.diagram__bar {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}
.diagram__bar i {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line-2);
}
.bento {
  grid-template-columns: repeat(3, 1fr);
}
.case {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px;
  border-radius: var(--r-lg);
}
.case:hover {
  transform: translateY(-3px);
}
.case--wide {
  grid-column: span 2;
}
.case__q {
  color: var(--text);
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.35;
}
.case__path {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag {
  padding: 4px 9px;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.tag--base {
  color: var(--ct-base);
}
.tag--asc {
  color: var(--ct-asc);
}
.tag--cor {
  color: var(--ct-cor);
}
.tag--cima {
  color: var(--ct-cima);
}
.case dl {
  display: grid;
  gap: 12px;
  margin: 0;
}
.case dt {
  margin-bottom: 3px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.case dd {
  margin: 0;
  color: var(--body);
  font-size: 0.92rem;
}
.case__stack {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}
.form-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
  gap: clamp(30px, 5vw, 70px);
}
.form {
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
}
.form fieldset {
  margin: 0 0 6px;
  padding: 0;
  border: 0;
}
.form legend {
  padding: 0;
}
.field {
  margin-bottom: 18px;
}
.field label,
.form__legend {
  display: block;
  margin-bottom: 9px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.form__legend {
  margin-bottom: 14px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--ink-2);
  color: var(--text);
  font-size: 0.95rem;
  transition: border-color 0.18s ease;
}
.field input::placeholder,
.field textarea::placeholder {
  color: #8497ad;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--sky);
  outline: none;
}
.field textarea {
  min-height: 110px;
  resize: vertical;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.opts {
  display: grid;
  gap: 9px;
  margin-bottom: 24px;
}
.opt {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 11px;
  cursor: pointer;
  font-size: 0.93rem;
  transition:
    border-color 0.18s ease,
    background 0.18s ease;
}
.opt:hover {
  border-color: var(--line-2);
}
.opt input {
  width: 15px;
  height: 15px;
  flex: none;
  border: 1.5px solid var(--line-2);
  border-radius: 50%;
  appearance: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}
.opt.is-sel {
  border-color: var(--c);
  background: rgba(148, 163, 184, 0.06);
}
.opt.is-sel input {
  border-color: var(--c);
  box-shadow: inset 0 0 0 3.5px var(--c);
}
.opt .k {
  margin-left: auto;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
}
.opt.is-sel .k {
  color: var(--ct);
}
.form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 6px;
}
.form__note {
  max-width: 34ch;
  color: var(--muted);
  font-size: 0.8rem;
}
.done {
  display: none;
  margin-top: 20px;
  padding: 22px;
  border: 1px solid var(--accent);
  border-radius: var(--r);
  background: rgba(16, 185, 129, 0.09);
}
.done.is-on {
  display: block;
}
.done h4 {
  margin-bottom: 8px;
  color: var(--accent);
}
.done p {
  color: var(--body);
  font-size: 0.9rem;
}
.closing {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  text-align: center;
}
.closing__in {
  position: relative;
  z-index: 1;
}
.closing h2 {
  max-width: 20ch;
  margin-inline: auto;
  font-size: clamp(2rem, 4.6vw, 3.4rem);
}
.closing .lead {
  margin: 22px auto 0;
}
.foot {
  padding-block: 56px 34px;
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}
.foot__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 36px;
}
.foot__brand svg {
  width: auto;
  height: 30px;
  margin-bottom: 18px;
  color: var(--text);
}
.foot__brand p {
  max-width: 34ch;
  color: var(--muted);
  font-size: 0.9rem;
}
.foot h5 {
  margin: 0 0 14px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.foot ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.foot ul a {
  color: var(--body);
  font-size: 0.9rem;
}
.foot ul a:hover {
  color: var(--text);
}
.foot__bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (max-width: 1080px) {
  .nav__links {
    display: none;
  }
  .burger {
    display: block;
  }
  .stages {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid--5 {
    grid-template-columns: repeat(3, 1fr);
  }
  .product__head {
    grid-template-columns: 1fr;
    align-items: start;
  }
  .trail {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px 0;
  }
  .trail::before {
    display: none;
  }
  .bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .case--wide {
    grid-column: span 2;
  }
  .form-wrap {
    grid-template-columns: 1fr;
  }
  .foot__grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  body {
    font-size: 16px;
  }
  .stages,
  .grid--2,
  .grid--3,
  .grid--5,
  .rope,
  .bento,
  .field-row,
  .foot__grid {
    grid-template-columns: 1fr;
  }
  .trail {
    grid-template-columns: repeat(2, 1fr);
  }
  .case--wide {
    grid-column: span 1;
  }
  .ratio__legend {
    grid-template-columns: 1fr;
  }
  .hero__ctas .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
  .ratio__a,
  .ratio__b {
    padding-inline: 10px;
    font-size: 0.68rem;
  }
  .opt {
    align-items: flex-start;
  }
  .opt .k {
    padding-top: 2px;
  }
  .u-actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}