:root {
  --bg: #f5f1ea;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-strong: #fffdf9;
  --ink: #1c1b1a;
  --muted: #625a52;
  --line: rgba(28, 27, 26, 0.1);
  --brand: #24453b;
  --brand-strong: #17322b;
  --accent: #d98c5f;
  --accent-soft: #f1d3bf;
  --shadow: 0 20px 60px rgba(35, 32, 29, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(217, 140, 95, 0.18), transparent 34%),
    radial-gradient(circle at top right, rgba(36, 69, 59, 0.16), transparent 28%),
    linear-gradient(180deg, #f8f4ee 0%, var(--bg) 52%, #efe7dc 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 70%);
}

button,
a {
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

button:hover,
a:hover {
  transform: translateY(-1px);
}

.page-shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 20px 0 40px;
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  margin-bottom: 28px;
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: rgba(255, 253, 249, 0.74);
  backdrop-filter: blur(18px);
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(32, 28, 24, 0.08);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--brand) 0%, #305c4e 100%);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.text-link {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

.section-grid {
  display: grid;
  gap: 28px;
  margin-bottom: 28px;
}

.hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.9fr);
  align-items: center;
  padding: 32px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 253, 249, 0.9), rgba(255, 250, 244, 0.76));
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 0.97;
  letter-spacing: -0.04em;
  max-width: 11ch;
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  max-width: 16ch;
  margin-bottom: 0;
}

h3 {
  font-size: 1.14rem;
  margin-bottom: 10px;
}

.hero-lead,
.section-lead,
p,
li,
summary,
input,
button,
a {
  font-size: 1rem;
  line-height: 1.6;
}

.hero-lead,
.section-lead,
.info-card p,
.workflow-card p,
.list-item p,
.pilot-card p,
.faq-item p,
.panel-card p,
.stack-step p,
.form-note {
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 24px;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);
  box-shadow: 0 14px 32px rgba(23, 50, 43, 0.22);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 18px 40px rgba(23, 50, 43, 0.28);
}

.button-secondary {
  color: var(--brand);
  background: rgba(36, 69, 59, 0.08);
  border: 1px solid rgba(36, 69, 59, 0.14);
}

.button-block {
  width: 100%;
}

.proof-strip {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.proof-strip li,
.info-card,
.workflow-card,
.list-item,
.pilot-card,
.panel-card,
.faq-item {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 26px rgba(31, 27, 23, 0.06);
}

.proof-strip li {
  border-radius: 18px;
  padding: 16px;
  min-height: 100%;
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.panel-card {
  border-radius: 24px;
  padding: 24px;
}

.panel-incident {
  background: linear-gradient(180deg, rgba(36, 69, 59, 0.96), rgba(27, 49, 42, 0.96));
  color: #fff;
}

.panel-incident p,
.panel-incident .panel-label {
  color: rgba(255, 255, 255, 0.78);
}

.panel-label {
  display: inline-block;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.86rem;
  font-weight: 700;
}

.panel-stack {
  display: grid;
  gap: 14px;
}

.stack-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.stack-index,
.workflow-number {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: var(--accent-soft);
  color: #8a4d27;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card,
.workflow-card,
.list-item,
.pilot-card {
  border-radius: var(--radius-lg);
  padding: 24px;
}

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

.workflow-card {
  min-height: 100%;
}

.workflow-number {
  margin-bottom: 16px;
}

.split-band {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: stretch;
  padding: 30px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(36, 69, 59, 0.08), rgba(217, 140, 95, 0.08));
  border: 1px solid rgba(36, 69, 59, 0.08);
}

.audience-list {
  display: grid;
  gap: 16px;
}

.pilot {
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1fr);
  align-items: start;
}

.pilot-card {
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.92), rgba(255, 255, 255, 0.76));
}

.pilot-points {
  margin: 0 0 24px;
  padding-left: 18px;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  border-radius: 18px;
  padding: 0 20px;
}

summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 0;
  font-weight: 700;
}

summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  padding: 0 0 20px;
  margin: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 8px 4px 0;
  color: var(--muted);
}

.waitlist-modal {
  width: min(100% - 24px, 560px);
  border: 0;
  padding: 0;
  border-radius: 28px;
  background: transparent;
}

.waitlist-modal::backdrop {
  background: rgba(19, 18, 16, 0.56);
  backdrop-filter: blur(6px);
}

.modal-shell {
  background: linear-gradient(180deg, #fffdf9 0%, #f7f2eb 100%);
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 28px;
  padding: 22px;
  box-shadow: 0 24px 80px rgba(22, 20, 18, 0.24);
}

.modal-close-row {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 10px;
}

.modal-close {
  border: 1px solid var(--line);
  background: rgba(36, 69, 59, 0.06);
  color: var(--ink);
  width: 42px;
  height: 42px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
}

.modal-copy h2 {
  max-width: 12ch;
  margin-bottom: 14px;
}

.waitlist-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.waitlist-form label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

.waitlist-form span {
  font-size: 0.94rem;
}

.waitlist-form input {
  width: 100%;
  border: 1px solid rgba(28, 27, 26, 0.14);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

.waitlist-form input:focus-visible,
.button:focus-visible,
.text-link:focus-visible,
summary:focus-visible,
.modal-close:focus-visible {
  outline: 3px solid rgba(217, 140, 95, 0.34);
  outline-offset: 2px;
}

.landai-waitlist-success,
.landai-waitlist-error {
  border-radius: 14px;
  padding: 14px 16px;
  font-weight: 600;
}

.landai-waitlist-success {
  background: rgba(36, 69, 59, 0.1);
  color: var(--brand-strong);
}

.landai-waitlist-error {
  background: rgba(217, 140, 95, 0.14);
  color: #8a4d27;
}

@media (max-width: 980px) {
  .hero,
  .split-band,
  .pilot,
  .workflow-grid,
  .four-up,
  .proof-strip {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 12ch;
  }

  h2 {
    max-width: 18ch;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max));
    padding-top: 12px;
  }

  .brand-row,
  .cta-row,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .hero,
  .split-band,
  .info-card,
  .workflow-card,
  .list-item,
  .pilot-card,
  .panel-card,
  .modal-shell {
    padding: 20px;
  }

  .button,
  .text-link {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  h1 {
    font-size: clamp(2.25rem, 12vw, 3.6rem);
  }
}