* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-800);
  background: var(--paper);
  line-height: 1.6;
}

a { color: inherit; }

.landing-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  min-height: 72px;
  padding: var(--s-4) clamp(var(--s-4), 4vw, var(--s-10));
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--ink-100);
  backdrop-filter: blur(16px);
}

.landing-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  text-decoration: none;
  font-weight: var(--w-800);
  font-size: var(--t-20);
  color: var(--ink-900);
}

.landing-brand__glyph {
  width: 30px;
  height: 30px;
  display: block;
  flex: none;
}

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

.landing-actions,
.landing-signin {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.landing-signin span {
  font-size: var(--t-12);
  color: var(--ink-400);
  font-weight: var(--w-600);
}

.landing-demo-link,
.landing-cta,
.landing-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 var(--s-5);
  border-radius: var(--r-md);
  font-weight: var(--w-700);
  text-decoration: none;
  transition: transform var(--dur-fast), box-shadow var(--dur-fast), background var(--dur-fast);
}

.landing-demo-link,
.landing-cta {
  background: var(--brand-500);
  color: var(--paper);
  box-shadow: var(--shadow-sm);
}

.landing-demo-link:hover,
.landing-cta:hover {
  background: var(--brand-600);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.landing-ghost {
  color: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.1);
}

.landing-hero {
  min-height: min(700px, calc(100vh - 72px - 64px));
  display: grid;
  align-items: center;
  padding: clamp(var(--s-16), 10vw, 7rem) clamp(var(--s-4), 5vw, var(--s-16));
  color: var(--paper);
  background:
    linear-gradient(90deg, rgba(11, 18, 32, 0.95) 0%, rgba(15, 23, 42, 0.86) 38%, rgba(15, 23, 42, 0.34) 100%),
    url("/static/brand/landing-dashboard.png") center / cover no-repeat,
    var(--ink-900);
}

.landing-hero__content { width: min(680px, 100%); }

.landing-badge,
.section-kicker {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 28px;
  padding: 0 var(--s-3);
  border-radius: var(--r-pill);
  font-size: var(--t-12);
  font-weight: var(--w-800);
  text-transform: uppercase;
  letter-spacing: var(--wide);
}

.landing-badge {
  color: var(--brand-100);
  background: rgba(99, 102, 241, 0.22);
  border: 1px solid rgba(165, 180, 252, 0.24);
  margin-bottom: var(--s-5);
}

.landing-hero h1 {
  max-width: 720px;
  font-size: clamp(2.55rem, 6vw, 4.9rem);
  line-height: 0.98;
  color: var(--paper);
  margin: 0 0 var(--s-5);
}

.landing-hero p {
  max-width: 610px;
  font-size: var(--t-18);
  color: rgba(255, 255, 255, 0.78);
  margin: 0;
}

.landing-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin-top: var(--s-8);
}

.landing-section {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: var(--s-20) 0;
}

.landing-section h2,
.landing-proof h2,
.landing-final h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  color: var(--ink-900);
  margin: var(--s-3) 0 var(--s-4);
}

.section-kicker {
  color: var(--brand-700);
  background: var(--brand-050);
}

.section-lead {
  max-width: 600px;
  color: var(--ink-500);
  font-size: var(--t-18);
}

.flow-grid,
.recommendation-list,
.after-grid,
.proof-cards {
  display: grid;
  gap: var(--s-4);
}

.flow-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--s-8);
}

.flow-grid article,
.recommendation-list article,
.after-grid div,
.proof-cards div {
  border: 1px solid var(--ink-100);
  background: var(--paper);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-xs);
}

.flow-grid article { padding: var(--s-6); }

.flow-grid span {
  font-family: var(--font-mono);
  color: var(--brand-500);
  font-weight: var(--w-700);
}

.flow-grid h3,
.recommendation-list h3,
.after-grid h3 {
  margin: var(--s-3) 0 var(--s-2);
  color: var(--ink-900);
}

.flow-grid p,
.recommendation-list p,
.after-grid p,
.landing-proof p,
.landing-final p {
  color: var(--ink-500);
  margin: 0;
}

.landing-recommendations {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr);
  gap: var(--s-10);
  align-items: start;
}

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

.recommendation-list article {
  padding: var(--s-5);
  border-left: 3px solid var(--runtime-medical);
}

.recommendation-list article:nth-child(2) { border-left-color: var(--runtime-shop); }
.recommendation-list article:nth-child(3) { border-left-color: var(--signal-live); }
.recommendation-list article:nth-child(4) { border-left-color: var(--info); }

.landing-proof {
  background: var(--ink-025);
  border-block: 1px solid var(--ink-100);
}

.proof-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: var(--s-10);
  align-items: center;
}

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

.proof-cards div {
  padding: var(--s-5);
  display: grid;
  gap: var(--s-2);
}

.proof-cards span {
  font-size: var(--t-12);
  color: var(--ink-400);
  text-transform: uppercase;
  letter-spacing: var(--wide);
  font-weight: var(--w-700);
}

.proof-cards b {
  color: var(--ink-900);
  font-size: var(--t-18);
  line-height: 1.25;
}

.landing-after { text-align: center; }

.landing-after h2 {
  max-width: 760px;
  margin-inline: auto;
}

.after-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--s-8);
  text-align: left;
}

.after-grid div { padding: var(--s-6); }

.landing-final {
  text-align: center;
  padding: var(--s-20) var(--s-4);
  background: var(--ink-900);
}

.landing-final h2 {
  color: var(--paper);
  max-width: 760px;
  margin-inline: auto;
}

.landing-final p {
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: var(--s-8);
  font-size: var(--t-18);
}

.landing-footer {
  padding: var(--s-6);
  text-align: center;
  color: var(--ink-400);
  font-size: var(--t-13);
  border-top: 1px solid var(--ink-100);
}

@media (max-width: 920px) {
  .landing-nav {
    position: static;
    flex-direction: column;
    align-items: flex-start;
  }

  .landing-actions,
  .landing-signin {
    width: 100%;
    flex-wrap: wrap;
  }

  .landing-signin { justify-content: space-between; }

  .landing-hero {
    min-height: 640px;
    background:
      linear-gradient(180deg, rgba(11, 18, 32, 0.96) 0%, rgba(15, 23, 42, 0.84) 54%, rgba(15, 23, 42, 0.48) 100%),
      url("/static/brand/landing-dashboard.png") center bottom / cover no-repeat,
      var(--ink-900);
  }

  .flow-grid,
  .landing-recommendations,
  .recommendation-list,
  .proof-grid,
  .proof-cards,
  .after-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .landing-demo-link,
  .landing-cta,
  .landing-ghost {
    width: 100%;
  }

  .landing-signin { justify-content: center; }

  .landing-signin > span {
    width: 100%;
    text-align: center;
  }
}