/* Sealfloat base — reset, atmosphere, typography, shells */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.sf-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sf-font-body);
  font-size: 15px;
  line-height: 1.45;
  color: var(--sf-ink);
  background:
    radial-gradient(1200px 640px at 12% -10%, rgba(126, 184, 212, 0.16), transparent 55%),
    radial-gradient(900px 520px at 88% 8%, rgba(201, 168, 106, 0.08), transparent 50%),
    linear-gradient(180deg, var(--sf-bg-1) 0%, var(--sf-bg-0) 48%, #050b11 100%);
  background-attachment: fixed;
}

body.sf-body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 188, 214, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 188, 214, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 70%);
  z-index: 0;
}

a {
  color: var(--sf-accent);
}

a:hover {
  color: #a8d4e8;
}

:focus-visible {
  outline: 2px solid var(--sf-focus);
  outline-offset: 2px;
}

.sf-page {
  position: relative;
  z-index: 1;
  max-width: var(--sf-max);
  margin: 0 auto;
  padding: var(--sf-space-5) var(--sf-space-4) var(--sf-space-7);
}

.sf-brand-mark {
  font-family: var(--sf-font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--sf-ink);
  text-decoration: none;
}

.sf-eyebrow {
  margin: 0 0 var(--sf-space-2);
  font-family: var(--sf-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-accent-2);
}

.sf-display {
  margin: 0;
  font-family: var(--sf-font-display);
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  font-weight: 650;
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--sf-ink);
}

.sf-lede {
  margin: var(--sf-space-3) 0 0;
  max-width: 42ch;
  font-size: 1.05rem;
  color: var(--sf-ink-muted);
}

.sf-section-title {
  margin: 0 0 var(--sf-space-3);
  font-family: var(--sf-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sf-ink-faint);
}

.sf-stack {
  display: flex;
  flex-direction: column;
  gap: var(--sf-space-3);
}

.sf-empty {
  margin: var(--sf-space-5) 0;
  color: var(--sf-ink-muted);
  font-size: 14px;
}

.sf-note {
  margin-top: var(--sf-space-6);
  padding-top: var(--sf-space-4);
  border-top: 1px solid var(--sf-border);
  font-size: 13px;
  color: var(--sf-ink-faint);
}

.sf-disclaimer {
  margin: var(--sf-space-3) 0 0;
  text-align: center;
  font-size: 11px;
  color: var(--sf-ink-faint);
}

@keyframes sf-fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}