:root {
  color-scheme: light;
  --ink: #17231d;
  --ink-soft: #4f5d54;
  --paper: #f4f7f2;
  --line: rgba(35, 71, 58, 0.18);
  --field: #23473a;
  --field-light: #dbe8d3;
  --sun: #d39a36;
  --sky: #6c9eb4;
  --stone: #68726b;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(23, 35, 29, 0.12);
  --radius: 8px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  background:
    linear-gradient(rgba(35, 71, 58, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 71, 58, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 16% 18%, rgba(108, 158, 180, 0.16), transparent 28rem),
    linear-gradient(138deg, var(--paper) 0%, #f9fbf7 46%, #e9f2ef 100%);
  background-size: 44px 44px, 44px 44px, auto, auto;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    repeating-linear-gradient(
      155deg,
      transparent 0,
      transparent 38px,
      rgba(131, 120, 104, 0.08) 39px,
      transparent 42px
    );
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 74%);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  padding: 10px 14px;
  color: var(--white);
  background: var(--field);
  border-radius: var(--radius);
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  width: min(100% - 32px, var(--max-width));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 18px;
}

.brand,
.header-actions,
.cta-row,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  flex-shrink: 0;
  gap: 12px;
  text-decoration: none;
  font-weight: 760;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border: 2px solid var(--field);
  border-radius: 50%;
  background:
    linear-gradient(135deg, transparent 46%, var(--field) 48%, var(--field) 54%, transparent 56%),
    linear-gradient(45deg, transparent 48%, var(--sun) 50%, transparent 54%),
    var(--field-light);
  box-shadow: inset 0 0 0 5px var(--white);
}

.header-actions {
  flex-shrink: 0;
  gap: 14px;
}

.text-link {
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 680;
  text-decoration-color: rgba(35, 71, 58, 0.35);
  text-underline-offset: 4px;
  white-space: nowrap;
}

.text-link:hover {
  color: var(--field);
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.98rem;
  font-weight: 760;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

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

.button-small {
  min-height: 40px;
  padding-inline: 16px;
  color: var(--white);
  background: var(--field);
}

.button-primary {
  color: var(--white);
  background: var(--field);
  box-shadow: 0 14px 26px rgba(35, 71, 58, 0.22);
}

.button-primary:hover,
.button-small:hover {
  background: #1b382e;
}

.button-secondary {
  color: var(--field);
  background: rgba(255, 253, 247, 0.72);
  border-color: rgba(35, 71, 58, 0.22);
}

.button-secondary:hover {
  border-color: rgba(35, 71, 58, 0.45);
  background: var(--white);
}

:focus-visible {
  outline: 3px solid rgba(211, 154, 54, 0.72);
  outline-offset: 4px;
}

.hero {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  padding: clamp(56px, 10vw, 118px) 0 clamp(44px, 8vw, 86px);
}

.hero-copy {
  max-width: 760px;
}

.platform-line {
  margin: 0 0 18px;
  color: var(--field);
  font-size: clamp(0.95rem, 0.92rem + 0.12vw, 1.02rem);
  font-weight: 760;
}

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

h1 {
  max-width: 12ch;
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 9vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-summary {
  max-width: 620px;
  margin-bottom: 34px;
  color: var(--ink-soft);
  font-size: clamp(1.16rem, 1.02rem + 0.7vw, 1.55rem);
  line-height: 1.38;
}

.cta-row {
  flex-wrap: wrap;
  gap: 12px;
}

.cta-status {
  min-height: 1.35em;
  margin: 16px 0 0;
  color: var(--stone);
  font-size: 0.95rem;
}

.field-note {
  position: relative;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 253, 247, 0.78), rgba(255, 253, 247, 0.46)),
    linear-gradient(135deg, rgba(108, 158, 180, 0.16), rgba(211, 154, 54, 0.16));
  box-shadow: var(--shadow);
}

.field-note::before {
  display: block;
  width: 64px;
  height: 3px;
  margin-bottom: 22px;
  background: linear-gradient(90deg, var(--field), var(--sun), var(--sky));
  border-radius: 999px;
  content: "";
}

.field-note p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.field-note .note-label {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 780;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin: 0 0 clamp(34px, 6vw, 72px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.feature-strip article {
  padding: 24px;
  background: rgba(255, 253, 247, 0.68);
}

.feature-index {
  display: block;
  margin-bottom: 28px;
  color: var(--sun);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.feature-strip h2 {
  margin-bottom: 8px;
  font-size: 1.02rem;
  letter-spacing: 0;
}

.feature-strip p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.site-footer {
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0 32px;
  color: var(--stone);
  font-size: 0.9rem;
}

.site-footer a {
  text-decoration-color: rgba(131, 120, 104, 0.35);
  text-underline-offset: 4px;
}

.invite-shell {
  justify-content: space-between;
}

.invite-page {
  flex: 1;
  display: grid;
  place-items: center;
  padding: clamp(54px, 12vw, 118px) 0;
}

.invite-card {
  width: min(100%, 680px);
  padding: clamp(28px, 6vw, 52px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.58)),
    linear-gradient(135deg, rgba(108, 158, 180, 0.14), rgba(211, 154, 54, 0.12));
  box-shadow: var(--shadow);
}

.invite-card h1 {
  max-width: 10ch;
  font-size: clamp(2.7rem, 8vw, 4.7rem);
}

.invite-summary {
  max-width: 560px;
  margin-bottom: 30px;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1rem + 0.38vw, 1.28rem);
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100% - 24px, var(--max-width));
  }

  .site-header {
    padding-top: 20px;
  }

  .hero {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 36px;
    padding-top: 34px;
  }

  h1 {
    max-width: none;
    font-size: clamp(2.1rem, 8.2vw, 2.55rem);
    line-height: 1;
  }

  .hero-summary {
    font-size: 1.13rem;
  }

  .field-note {
    padding: 22px;
  }

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

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

  .invite-page {
    place-items: start;
    padding-top: 48px;
  }

  .invite-card h1 {
    max-width: none;
    font-size: clamp(2.25rem, 11vw, 3rem);
    line-height: 1;
  }
}

@media (max-width: 430px) {
  .site-header {
    align-items: flex-start;
    gap: 14px;
  }

  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 24px;
    height: 24px;
  }

  .text-link {
    font-size: 0.88rem;
  }

  .site-header .text-link {
    display: none;
  }

  .header-actions {
    gap: 10px;
  }

  .button-small {
    width: auto;
    min-height: 38px;
    padding-inline: 12px;
    font-size: 0.9rem;
  }

  .cta-row .button {
    width: 100%;
  }

  .cta-row {
    width: 100%;
  }
}

@media (max-width: 340px) {
  .header-actions {
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}