:root {
  --ink: #12161c;
  --paper: #eef1f4;
  --fog: #d5dde6;
  --steel: #2a3441;
  --signal: #0f766e;
  --signal-deep: #115e59;
  --amber: #b45309;
  --line: rgba(18, 22, 28, 0.12);
  --muted: #5b6573;
  --display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", sans-serif;
  --body: "Sora", "Avenir Next", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: var(--body);
  background: var(--paper);
  line-height: 1.5;
}

a { color: inherit; }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}
.skip:focus {
  left: 12px;
  z-index: 9;
  background: #fff;
  padding: 8px 12px;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #f4f7fa;
  background:
    linear-gradient(125deg, rgba(10, 16, 24, 0.92) 10%, rgba(10, 16, 24, 0.45) 52%, rgba(10, 16, 24, 0.78) 100%),
    radial-gradient(820px 480px at 82% 22%, rgba(15, 118, 110, 0.45), transparent 62%),
    radial-gradient(640px 420px at 8% 88%, rgba(180, 83, 9, 0.22), transparent 58%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cpath fill='none' stroke='%230f766e' stroke-opacity='0.22' d='M0 60h120M60 0v120'/%3E%3C/svg%3E"),
    linear-gradient(165deg, #0a1018 0%, #143038 48%, #1a140f 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(8, 12, 18, 0.55));
  pointer-events: none;
}

.hero__plane {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 74% 36%, rgba(238, 241, 244, 0.1), transparent 26%),
    linear-gradient(90deg, transparent 58%, rgba(238, 241, 244, 0.04) 58%);
  animation: drift 16s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-1.4%, 1.1%, 0) scale(1.03); }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-line {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.9; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: min(1080px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2rem 0 4.25rem;
  animation: rise 0.85s ease both;
}

.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  letter-spacing: -0.04em;
  line-height: 0.94;
  margin: 0 0 1rem;
}

.brand small {
  display: block;
  font-size: 0.2em;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  opacity: 0.72;
  margin-bottom: 0.85rem;
  font-weight: 600;
}

.headline {
  font-family: var(--display);
  font-size: clamp(1.25rem, 2.8vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  max-width: 22ch;
  margin: 0 0 0.85rem;
  line-height: 1.15;
}

.support {
  max-width: 42ch;
  margin: 0 0 1.6rem;
  color: rgba(244, 247, 250, 0.78);
  font-size: 1.05rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: #f4f7fa;
  color: var(--ink);
}
.btn--primary:hover { background: #fff; }
.btn--ghost {
  background: transparent;
  color: #f4f7fa;
  border-color: rgba(244, 247, 250, 0.35);
}
.btn--ghost:hover { border-color: #f4f7fa; }
.btn--line {
  border-color: var(--line);
  background: transparent;
}
.btn--line:hover { border-color: var(--signal); color: var(--signal-deep); }

.referral {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: rgba(244, 247, 250, 0.7);
  border-left: 2px solid var(--signal);
  padding-left: 0.75rem;
  animation: pulse-line 3.2s ease-in-out infinite;
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 1rem;
  padding: 0.35rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(244, 247, 250, 0.75);
  border: 1px solid rgba(244, 247, 250, 0.22);
  background: rgba(8, 14, 18, 0.35);
  animation: rise 0.7s ease both;
}
.live-pill--ok {
  color: #9fefe4;
  border-color: rgba(15, 118, 110, 0.55);
}

.key-result {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.key-result h3 {
  font-family: var(--display);
  margin: 0 0 0.6rem;
  letter-spacing: -0.02em;
}
.key-result pre {
  margin: 0 0 0.75rem;
  padding: 0.9rem 1rem;
  background: #12161c;
  color: #d7e4e2;
  font: 0.8rem/1.45 var(--mono);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  border-left: 3px solid var(--amber);
}

.section {
  width: min(1080px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 4rem 0;
}

.section h2 {
  font-family: var(--display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.65rem;
}

.lede {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 1.75rem;
}

.swap {
  display: grid;
  gap: 0.85rem;
}
.swap pre {
  margin: 0;
  padding: 1rem 1.1rem;
  background: #12161c;
  color: #d7e4e2;
  font: 0.82rem/1.5 var(--mono);
  overflow: auto;
  border-left: 3px solid var(--signal);
}

.adapt-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.adapt-row {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.adapt-row strong {
  font-family: var(--display);
  letter-spacing: -0.02em;
}
.adapt-row p {
  margin: 0;
  color: var(--muted);
}

.order {
  background: linear-gradient(180deg, rgba(15, 118, 110, 0.06), transparent 40%);
  border-top: 1px solid var(--line);
  width: 100%;
  padding: 4rem 0 5rem;
}
.order > * {
  width: min(560px, calc(100% - 2.5rem));
  margin-left: auto;
  margin-right: auto;
}
.order form {
  display: grid;
  gap: 0.85rem;
}
.order label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--display);
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}
.order input,
.order select,
.order textarea {
  font: 0.95rem/1.4 var(--body);
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.order textarea { min-height: 88px; resize: vertical; }
.order .btn--primary {
  background: var(--signal);
  color: #fff;
  border: none;
  margin-top: 0.35rem;
}
.order .btn--primary:hover { background: var(--signal-deep); }
#form-status {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  min-height: 1.2em;
}
#form-status.ok { color: var(--signal-deep); }
#form-status.err { color: #9f1239; }

.site-foot {
  width: min(1080px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 0 0 2.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}
.site-foot a { text-decoration: none; border-bottom: 1px solid var(--line); }

@media (max-width: 720px) {
  .adapt-row { grid-template-columns: 1fr; gap: 0.35rem; }
}