:root {
  --ink: #101116;
  --ink-2: #242832;
  --muted: #666f7c;
  --line: #d9dee6;
  --panel: #ffffff;
  --mist: #f4f7fa;
  --steel: #b8c2ce;
  --cyan: #10a8ff;
  --amber: #f2b84b;
  --coral: #d65f4c;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(16, 17, 22, 0.12);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--mist);
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(16, 168, 255, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(16, 168, 255, 0.05) 1px, transparent 1px),
    var(--mist);
  background-size: 48px 48px;
  color: var(--ink);
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 54px);
  background: rgba(244, 247, 250, 0.78);
  border-bottom: 1px solid rgba(16, 17, 22, 0.08);
  backdrop-filter: blur(18px);
  transition:
    background 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 12px 40px rgba(16, 17, 22, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 7px;
  box-shadow: 0 7px 18px rgba(16, 17, 22, 0.16);
}

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

.brand-mark::after {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
}

.site-nav a {
  color: var(--ink-2);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 650;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #087bc0;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 38px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border: 1px solid rgba(16, 17, 22, 0.12);
  background: rgba(255, 255, 255, 0.78);
  border-radius: var(--radius);
  cursor: pointer;
}

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

.hero {
  position: relative;
  min-height: min(650px, 78vh);
  padding: 112px clamp(18px, 5vw, 72px) 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  align-items: end;
  gap: 36px;
  overflow: hidden;
  border-bottom: 1px solid rgba(16, 17, 22, 0.12);
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(244, 247, 250, 0.98) 0 31%, rgba(244, 247, 250, 0.78) 45%, rgba(244, 247, 250, 0.08) 76%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(16, 17, 22, 0.14)),
    url("assets/images/cloudsteel-hero.png");
  background-position: center;
  background-size: cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(16, 168, 255, 0.88), transparent);
}

.hero-content {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #087bc0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(3.15rem, 7vw, 6.1rem);
  line-height: 0.9;
  font-weight: 900;
  letter-spacing: 0;
  max-width: 12ch;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 1;
  letter-spacing: 0;
  font-weight: 860;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.12rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 620px;
  color: var(--ink-2);
  font-size: clamp(1.05rem, 2vw, 1.38rem);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 19px;
  border: 1px solid rgba(16, 17, 22, 0.16);
  border-radius: var(--radius);
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

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

.button.primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  box-shadow: 0 18px 40px rgba(16, 17, 22, 0.22);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(16, 168, 255, 0.5);
  backdrop-filter: blur(12px);
}

.hero-panel {
  display: grid;
  gap: 10px;
  align-self: end;
}

.hero-panel > div {
  display: grid;
  grid-template-columns: 92px 1fr;
  align-items: center;
  min-height: 82px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(16, 17, 22, 0.14);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 45px rgba(16, 17, 22, 0.08);
}

.metric {
  color: var(--ink);
  font-size: 2rem;
  line-height: 1;
  font-weight: 900;
}

.hero-panel span:last-child {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.section {
  padding: clamp(70px, 10vw, 128px) clamp(18px, 5vw, 72px);
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 7vw, 84px);
  align-items: start;
}

.intro-band {
  background: var(--panel);
}

.intro-band p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.business-section {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(244, 247, 250, 0.9)),
    var(--mist);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.business-card {
  position: relative;
  min-height: 410px;
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: var(--panel);
  border: 1px solid rgba(16, 17, 22, 0.12);
  border-radius: var(--radius);
  box-shadow: 0 14px 38px rgba(16, 17, 22, 0.06);
}

.business-card::before {
  content: "";
  display: block;
  width: 42px;
  height: 4px;
  margin-bottom: 26px;
  background: var(--cyan);
}

.business-card.accent::before {
  background: var(--coral);
}

.card-index {
  position: absolute;
  top: 18px;
  right: 20px;
  color: var(--steel);
  font-weight: 900;
}

.business-card p {
  color: var(--muted);
  line-height: 1.62;
}

.business-card ul {
  margin: auto 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.business-card li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-2);
  font-weight: 650;
}

.business-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--amber);
  border-radius: 2px;
}

.platform-section {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(16, 17, 22, 0.98), rgba(41, 43, 46, 0.96)),
    var(--ink);
}

.platform-section .eyebrow {
  color: var(--amber);
}

.platform-section p {
  color: rgba(255, 255, 255, 0.74);
}

.platform-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(320px, 1.08fr);
  gap: clamp(32px, 7vw, 90px);
  align-items: start;
}

.platform-copy {
  position: sticky;
  top: 108px;
}

.text-link {
  display: inline-flex;
  margin-top: 12px;
  color: #fff;
  font-weight: 850;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.process-board {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
}

.process-row {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 20px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.07);
}

.process-row > span {
  color: var(--cyan);
  font-size: 1.6rem;
  font-weight: 900;
}

.process-row h3 {
  color: #fff;
}

.process-row p {
  margin-bottom: 0;
  line-height: 1.55;
}

.roadmap-section {
  background: var(--panel);
}

.roadmap {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.roadmap article {
  min-height: 285px;
  padding: 26px;
  background:
    linear-gradient(180deg, rgba(16, 168, 255, 0.05), rgba(255, 255, 255, 0)),
    #fff;
}

.roadmap span {
  display: inline-block;
  margin-bottom: 50px;
  color: #087bc0;
  font-size: 0.85rem;
  font-weight: 850;
  text-transform: uppercase;
}

.roadmap p,
.proof-list p,
.contact-copy p {
  color: var(--muted);
  line-height: 1.65;
}

.proof-section {
  background:
    linear-gradient(90deg, rgba(16, 168, 255, 0.1), transparent 42%),
    var(--mist);
}

.proof-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 7vw, 86px);
}

.proof-list {
  display: grid;
  gap: 12px;
}

.proof-list > div {
  padding: 22px;
  border-left: 4px solid var(--cyan);
  background: rgba(255, 255, 255, 0.78);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.proof-list > div:nth-child(2) {
  border-left-color: var(--amber);
}

.proof-list > div:nth-child(3) {
  border-left-color: var(--coral);
}

.contact-section {
  background: #fff;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(320px, 1.18fr);
  gap: clamp(32px, 7vw, 82px);
  align-items: start;
}

.contact-details {
  display: grid;
  gap: 12px;
  margin: 34px 0 0;
}

.contact-details div {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.contact-details dt {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-details dd {
  margin: 0;
  font-weight: 750;
}

.contact-details a {
  color: #087bc0;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 24px;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink-2);
  font-size: 0.9rem;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(16, 17, 22, 0.16);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 13px 14px;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 142px;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(16, 168, 255, 0.16);
}

.form-button {
  justify-self: start;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 24px;
  padding: 42px clamp(18px, 5vw, 72px);
  color: #fff;
  background: var(--ink);
}

.site-footer p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.7);
}

.footer-brand {
  color: #fff;
  margin-bottom: 12px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.site-footer nav a {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 700;
  text-decoration: none;
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
}

.policy-page {
  background: #fff;
}

.policy-main {
  max-width: 900px;
  margin: 0 auto;
  padding: 130px 22px 80px;
}

.policy-main h1 {
  max-width: none;
  font-size: clamp(2.4rem, 7vw, 5rem);
}

.policy-main section {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.policy-main p,
.policy-main li {
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 116px;
  }

  .hero-bg {
    background-image:
      linear-gradient(180deg, rgba(244, 247, 250, 0.98), rgba(244, 247, 250, 0.68) 58%, rgba(244, 247, 250, 0.16)),
      url("assets/images/cloudsteel-hero.png");
    background-position: 62% center;
  }

  .hero-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-panel > div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .business-grid,
  .roadmap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split,
  .platform-layout,
  .proof-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .platform-copy {
    position: static;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 14px 16px;
  }

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

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(16, 17, 22, 0.12);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .hero {
    min-height: 78vh;
    padding: 104px 18px 40px;
  }

  h1 {
    font-size: clamp(2.7rem, 12.5vw, 3.55rem);
  }

  h2 {
    font-size: clamp(2rem, 11vw, 3.1rem);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .hero-panel,
  .business-grid,
  .roadmap,
  .field-row {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    display: none;
  }

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

  .process-row {
    grid-template-columns: 52px 1fr;
    padding: 20px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

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