:root {
  --bg: #f3f7fb;
  --surface: rgba(255, 255, 255, 0.86);
  --surface-strong: #ffffff;
  --text: #132238;
  --muted: #5b6b82;
  --line: rgba(19, 34, 56, 0.1);
  --primary: #1256c4;
  --primary-dark: #0c429a;
  --accent: #12a3a0;
  --navy: #0b1f3a;
  --shadow: 0 24px 70px rgba(9, 26, 53, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(18, 86, 196, 0.12), transparent 34%),
    radial-gradient(circle at top right, rgba(18, 163, 160, 0.12), transparent 28%),
    var(--bg);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.28), transparent 85%);
}

button,
a,
input,
summary {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

img {
  max-width: 100%;
  display: block;
}

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

.page-shell {
  position: relative;
  overflow: hidden;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(243, 247, 251, 0.76);
  border-bottom: 1px solid rgba(19, 34, 56, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  box-shadow: 0 10px 24px rgba(18, 86, 196, 0.28);
}

.brand-text {
  letter-spacing: 0.01em;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
}

.top-nav a:hover {
  color: var(--text);
}

.header-cta,
.primary-btn,
.secondary-btn {
  border-radius: 999px;
  padding: 14px 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-cta,
.primary-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #1f6ae4);
  box-shadow: 0 14px 34px rgba(18, 86, 196, 0.24);
}

.header-cta:hover,
.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 36px rgba(18, 86, 196, 0.3);
}

.secondary-btn {
  background: rgba(255, 255, 255, 0.74);
  color: var(--text);
  border: 1px solid rgba(19, 34, 56, 0.1);
}

.secondary-btn:hover {
  transform: translateY(-1px);
  background: #fff;
}

.hero {
  padding: 56px 0 36px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 32px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.feature-card,
.step-card,
.terms-card,
.audience-item,
.cta-panel,
.faq-item,
.modal-card {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.94), rgba(255,255,255,0.82));
}

.eyebrow,
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(18, 86, 196, 0.08);
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 700;
}

.hero h1,
.section-heading h2,
.cta-panel h2,
.modal-content h2 {
  margin: 18px 0 0;
  line-height: 1.08;
}

.hero h1 {
  font-size: clamp(2.35rem, 4vw, 4.55rem);
  max-width: 12ch;
}

.hero-text,
.section-text,
.terms-main p,
.modal-content p {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 30px;
}

.proof-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.proof-list li {
  position: relative;
  padding-left: 28px;
  color: var(--text);
}

.proof-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 0 0 5px rgba(18, 86, 196, 0.12);
}

.hero-card-wrap {
  display: flex;
}

.hero-card {
  width: 100%;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #fefefe, #edf4fd);
}

.hero-card-head,
.metric-row,
.terms-grid,
.two-column,
.cta-panel {
  display: flex;
}

.hero-card-head {
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 20px;
  color: var(--muted);
}

.metric-card {
  padding: 20px;
  border-radius: 22px;
  background: rgba(255,255,255,0.86);
  border: 1px solid rgba(19, 34, 56, 0.08);
}

.metric-card strong {
  display: block;
  margin: 10px 0 8px;
  font-size: 1.25rem;
}

.metric-card p,
.note-box,
.feature-card p,
.step-card p,
.audience-item span,
.terms-card p,
.faq-item p,
.form-note,
.landai-waitlist-success,
.landai-waitlist-error {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.metric-label {
  color: var(--primary-dark);
  font-size: 0.95rem;
  font-weight: 700;
}

.metric-card.accent {
  background: linear-gradient(135deg, var(--navy), #16315b);
  color: #fff;
}

.metric-card.accent .metric-label,
.metric-card.accent p {
  color: rgba(255,255,255,0.8);
}

.metric-row {
  gap: 16px;
  margin: 16px 0;
}

.metric-row .metric-card {
  flex: 1;
}

.note-box {
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(18, 86, 196, 0.08);
}

.section {
  padding: 42px 0;
}

.section-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 28px;
}

.section-heading.left {
  text-align: left;
  margin: 0 0 22px;
}

.section-heading.light .section-tag {
  background: rgba(255,255,255,0.14);
  color: #d5e6ff;
}

.section-heading h2,
.cta-panel h2,
.modal-content h2 {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.feature-grid,
.steps-grid {
  display: grid;
  gap: 18px;
}

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

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

.feature-card,
.step-card,
.audience-item,
.terms-card,
.faq-item,
.cta-panel {
  background: rgba(255,255,255,0.84);
  backdrop-filter: blur(14px);
}

.feature-card,
.step-card,
.audience-item,
.terms-card {
  padding: 24px;
  border-radius: var(--radius-md);
}

.feature-card h3,
.step-card h3,
.terms-card strong,
.audience-item strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.soft-section {
  padding-top: 22px;
}

.two-column {
  gap: 22px;
  align-items: stretch;
}

.two-column > * {
  flex: 1;
}

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

.step-number {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--primary);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.emphasis-section {
  color: #fff;
}

.terms-grid {
  gap: 22px;
  align-items: stretch;
  padding: 32px;
  border-radius: 32px;
  background: linear-gradient(135deg, #0c2343, #133767 62%, #17457c);
  box-shadow: var(--shadow);
}

.terms-main,
.terms-points {
  flex: 1;
}

.terms-points {
  display: grid;
  gap: 16px;
}

.terms-card {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
}

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

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

.faq-item summary {
  list-style: none;
  padding: 22px 24px;
  font-weight: 700;
  cursor: pointer;
  position: relative;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 24px;
  top: 18px;
  font-size: 1.5rem;
  color: var(--primary);
}

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

.faq-item p {
  padding: 0 24px 22px;
}

.cta-section {
  padding-bottom: 70px;
}

.cta-panel {
  padding: 28px 30px;
  border-radius: 28px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.waitlist-modal {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: min(92vw, 560px);
}

.waitlist-modal::backdrop {
  background: rgba(5, 15, 31, 0.58);
  backdrop-filter: blur(6px);
}

.modal-card {
  border-radius: 28px;
  background: linear-gradient(180deg, #ffffff, #f5f8fd);
  padding: 14px;
}

.modal-close-row {
  display: flex;
  justify-content: flex-end;
}

.modal-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(19, 34, 56, 0.06);
  color: var(--text);
  font-size: 1.5rem;
}

.modal-content {
  padding: 10px 16px 18px;
}

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

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

.waitlist-form input {
  width: 100%;
  border: 1px solid rgba(19, 34, 56, 0.14);
  border-radius: 16px;
  padding: 15px 16px;
  background: #fff;
  color: var(--text);
  outline: none;
}

.waitlist-form input:focus {
  border-color: rgba(18, 86, 196, 0.5);
  box-shadow: 0 0 0 4px rgba(18, 86, 196, 0.12);
}

.wide {
  width: 100%;
  justify-content: center;
}

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

.landai-waitlist-success {
  background: rgba(18, 163, 160, 0.12);
  color: #0f6766;
}

.landai-waitlist-error {
  background: rgba(187, 39, 67, 0.08);
  color: #9e2842;
}

@media (max-width: 1080px) {
  .hero-grid,
  .feature-grid,
  .steps-grid,
  .two-column,
  .terms-grid,
  .cta-panel {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

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

  .top-nav {
    display: none;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .header-inner {
    min-height: 72px;
  }

  .header-cta {
    display: none;
  }

  .hero {
    padding-top: 30px;
  }

  .hero-copy,
  .hero-card,
  .terms-grid,
  .cta-panel,
  .feature-card,
  .step-card,
  .audience-item,
  .terms-card {
    padding: 22px;
  }

  .hero h1 {
    max-width: none;
  }

  .feature-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .metric-row,
  .hero-actions {
    flex-direction: column;
  }

  .secondary-btn,
  .primary-btn {
    text-align: center;
    width: 100%;
  }

  .cta-panel {
    align-items: stretch;
  }
}