:root {
  --bg: #09111f;
  --bg-soft: #0f1b31;
  --panel: rgba(13, 24, 45, 0.78);
  --panel-strong: #101d34;
  --line: rgba(163, 189, 255, 0.16);
  --text: #ebf2ff;
  --muted: #a6b6d3;
  --cyan: #77e4ff;
  --cyan-strong: #49bfdc;
  --gold: #f7d07b;
  --violet: #a79bff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1180px;
}

* {
  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(--text);
  background:
    radial-gradient(circle at 12% 18%, rgba(73, 191, 220, 0.22), transparent 22%),
    radial-gradient(circle at 88% 14%, rgba(167, 155, 255, 0.18), transparent 24%),
    radial-gradient(circle at 50% 120%, rgba(247, 208, 123, 0.1), transparent 28%),
    linear-gradient(180deg, #07101d 0%, #09111f 44%, #0d1628 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 88%);
}

button,
a,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 20px 0 56px;
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  margin-bottom: 24px;
  background: rgba(9, 17, 31, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  box-shadow: 0 0 20px rgba(119, 228, 255, 0.5);
}

.brand-text {
  font-size: 1rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.section {
  padding: 44px 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  min-height: 76vh;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

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

h1 {
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  line-height: 0.96;
  margin-bottom: 18px;
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.05;
  margin-bottom: 0;
}

h3 {
  font-size: 1.12rem;
  margin-bottom: 10px;
}

.lead,
.stacked-copy p,
.section-heading p,
.info-card p,
.timeline-step p,
.comparison-card li,
.proof-card p,
.disclaimer-box li,
.cta-panel p,
.faq-list p,
.site-footer p,
.modal-copy,
.form-note {
  color: var(--muted);
  line-height: 1.65;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 26px 0 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, #77e4ff 0%, #b0a7ff 100%);
  color: #07101d;
  font-weight: 700;
}

.button-secondary,
.button-ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line);
  color: var(--text);
}

.button-small {
  min-height: 42px;
  padding: 0 16px;
}

.button-full {
  width: 100%;
}

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

.hero-points li,
.trust-item,
.metric-card,
.info-card,
.timeline-step,
.comparison-card,
.proof-card,
.disclaimer-box,
.cta-panel,
.faq-list details,
.modal-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.hero-points li {
  padding: 16px;
  border-radius: var(--radius-sm);
  color: var(--muted);
}

.hero-visual {
  position: relative;
  min-height: 560px;
  display: grid;
  place-items: center;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(6px);
}

.orb-a {
  width: 220px;
  height: 220px;
  top: 40px;
  right: 32px;
  background: radial-gradient(circle at 30% 30%, rgba(119, 228, 255, 0.9), rgba(119, 228, 255, 0.06) 65%, transparent 70%);
}

.orb-b {
  width: 320px;
  height: 320px;
  left: 20px;
  bottom: 30px;
  background: radial-gradient(circle at 50% 50%, rgba(167, 155, 255, 0.5), rgba(167, 155, 255, 0.02) 70%, transparent 74%);
}

.mission-panel {
  position: relative;
  width: min(100%, 510px);
  padding: 22px;
  border-radius: 30px;
  border: 1px solid rgba(163, 189, 255, 0.24);
  background: linear-gradient(180deg, rgba(13, 24, 45, 0.92), rgba(10, 17, 31, 0.88));
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.35);
}

.panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.88rem;
}

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

.metric-card {
  min-height: 152px;
  padding: 18px;
  border-radius: 22px;
}

.metric-card p {
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.metric-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.metric-card span {
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}

.accent-cyan {
  background: linear-gradient(180deg, rgba(119, 228, 255, 0.12), rgba(255, 255, 255, 0.03));
}

.accent-gold {
  background: linear-gradient(180deg, rgba(247, 208, 123, 0.14), rgba(255, 255, 255, 0.03));
}

.accent-violet {
  background: linear-gradient(180deg, rgba(167, 155, 255, 0.14), rgba(255, 255, 255, 0.03));
}

.wide-card {
  grid-column: span 2;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.trust-item {
  border-radius: 18px;
  padding: 16px 18px;
  color: var(--muted);
  text-align: center;
}

.two-column {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 32px;
  align-items: start;
}

.stacked-copy {
  display: grid;
  gap: 18px;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.section-heading.narrow {
  max-width: 760px;
}

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

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

.info-card,
.proof-card,
.comparison-card,
.disclaimer-box,
.timeline-step,
.cta-panel,
.faq-list details {
  border-radius: 24px;
  padding: 24px;
}

.workflow-section {
  padding-top: 56px;
}

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

.step-index {
  display: inline-flex;
  margin-bottom: 20px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

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

.comparison-card ul,
.disclaimer-box ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 12px;
}

.comparison-card.muted {
  background: rgba(255, 255, 255, 0.03);
}

.comparison-card.strong {
  background: linear-gradient(180deg, rgba(119, 228, 255, 0.1), rgba(255, 255, 255, 0.03));
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}

.disclaimer-box h3 {
  margin-bottom: 12px;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 24px;
}

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

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  position: relative;
  padding-right: 28px;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: -2px;
  color: var(--cyan);
  font-size: 1.3rem;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  margin: 16px 0 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  margin-top: 20px;
}

.waitlist-modal {
  width: min(92vw, 560px);
  padding: 0;
  border: none;
  border-radius: 28px;
  background: transparent;
  color: var(--text);
}

.waitlist-modal::backdrop {
  background: rgba(3, 7, 16, 0.72);
  backdrop-filter: blur(8px);
}

.modal-backdrop-form {
  display: none;
}

.modal-card {
  position: relative;
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(14, 25, 46, 0.98), rgba(10, 17, 31, 0.98));
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.waitlist-form {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

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

.waitlist-form input {
  width: 100%;
  min-height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(163, 189, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0 16px;
  outline: none;
}

.waitlist-form input::placeholder {
  color: #7d8fb0;
}

.waitlist-form input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(119, 228, 255, 0.12);
}

.landai-waitlist-success,
.landai-waitlist-error {
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 0.95rem;
}

.landai-waitlist-success {
  background: rgba(119, 228, 255, 0.1);
  color: #d9fbff;
}

.landai-waitlist-error {
  background: rgba(255, 120, 120, 0.12);
  color: #ffdada;
}

@media (max-width: 1040px) {
  .hero,
  .two-column,
  .comparison-grid,
  .proof-list,
  .three-up,
  .timeline,
  .trust-strip {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-points {
    grid-template-columns: 1fr;
  }

  .cta-panel,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max));
    padding-top: 12px;
  }

  .site-header {
    border-radius: 28px;
    padding: 16px;
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 12px 16px;
  }

  h1 {
    max-width: none;
  }

  .section {
    padding: 34px 0;
  }

  .hero-visual {
    min-height: 420px;
  }

  .mission-panel {
    padding: 18px;
  }

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

  .wide-card {
    grid-column: span 1;
  }

  .modal-card {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .button,
  .button-small,
  .button-secondary,
  .button-primary {
    width: 100%;
  }

  .metric-card,
  .info-card,
  .timeline-step,
  .comparison-card,
  .proof-card,
  .disclaimer-box,
  .cta-panel,
  .faq-list details,
  .modal-card {
    border-radius: 20px;
  }
}