/* Digital Keel visual layer (THI visual upgrade 2026-08-31).
   Additive: real diagrams of the worker loop + the systems we connect to,
   iconography, and depth treatments. No fabricated screenshots, no external
   libs. Every graphic illustrates an actual capability on the page. */

:root {
  --glow-deep: rgba(11, 58, 94, 0.16);
  --glow-signal: rgba(232, 93, 42, 0.18);
}

/* ---------- Reveal-on-scroll (was referenced, never built) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Hero: layered depth + floating badge ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1200px 500px at 85% -10%, var(--glow-deep), transparent 60%),
    radial-gradient(900px 420px at -10% 110%, var(--glow-signal), transparent 55%),
    var(--color-hull);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(11, 58, 94, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 58, 94, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(700px 420px at 70% 20%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(700px 420px at 70% 20%, #000 0%, transparent 75%);
}

.hero-grid { position: relative; }

.hero-video-wrap {
  border-radius: var(--radius-card);
  box-shadow: 0 24px 60px -24px rgba(11, 58, 94, 0.45);
}

.hero-video-badge {
  backdrop-filter: blur(4px);
  background: rgba(11, 58, 94, 0.78);
}

.hero-trust {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-trust::before {
  content: "●";
  color: var(--color-signal);
  font-size: 0.6rem;
  animation: keel-pulse 2.2s ease-in-out infinite;
}

@keyframes keel-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ---------- Section kickers (eyebrow labels) ---------- */
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-signal-strong);
  margin: 0 0 10px;
}

.kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-signal);
  border-radius: 2px;
}

/* ---------- Worker loop diagram (real process, inline SVG) ---------- */
.loop-diagram {
  margin: 36px 0 8px;
  border: 1px solid var(--color-waterline);
  border-radius: 14px;
  background:
    radial-gradient(600px 300px at 50% 0%, var(--glow-deep), transparent 70%),
    #fff;
  padding: 28px 20px 20px;
  overflow: hidden;
}

.loop-diagram svg { display: block; width: 100%; height: auto; }

.loop-step-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-deep);
}

.loop-step-sub {
  font-size: 0.8rem;
  color: var(--color-steel);
  line-height: 1.4;
}

/* ---------- Systems strip (the stack we operate) ---------- */
.systems-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0 8px;
}

.system-tile {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--color-waterline);
  border-radius: 10px;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.system-tile:hover {
  transform: translateY(-2px);
  border-color: var(--color-signal);
  box-shadow: 0 12px 28px -16px rgba(11, 58, 94, 0.35);
}

.system-tile-icon {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--color-hull);
  color: var(--color-deep);
  border: 1px solid var(--color-waterline);
}

.system-tile-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.system-tile-kind {
  font-size: 0.72rem;
  color: var(--color-steel);
}

@media (min-width: 640px) {
  .systems-strip { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Workflow cards: icon header + lift ---------- */
.card { transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease; }

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -22px rgba(11, 58, 94, 0.4);
}

.workflow-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-deep), #15507E);
  color: var(--color-hull);
  margin-bottom: 14px;
  box-shadow: 0 8px 18px -8px rgba(11, 58, 94, 0.55);
}

.card-proof .workflow-icon {
  background: linear-gradient(135deg, #2E7D52, #1E5C3D);
  box-shadow: 0 8px 18px -8px rgba(46, 125, 82, 0.55);
}

/* ---------- App cards: price chip + value callout ---------- */
.app-card {
  position: relative;
  border-top: 3px solid transparent;
}

.app-card:hover { border-top-color: var(--color-signal); }

.app-card-featured { border-top-color: var(--color-signal); }

.app-price {
  display: inline-block;
  background: var(--color-deep);
  color: var(--color-hull);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: var(--text-sm);
}

.app-value {
  border-left: 3px solid var(--color-signal);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}

/* ---------- Stat tiles: number emphasis + signal rule ---------- */
.stat-tile { position: relative; overflow: hidden; }

.stat-tile::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-signal), transparent);
}

.stat-number { font-size: 2.25rem; }

/* ---------- Steps: connect cards with a guide line ---------- */
.steps { position: relative; }

.steps::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-signal), var(--color-deep), transparent);
  opacity: 0.35;
}

.steps .card h3::before {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-right: 8px;
  border-radius: 999px;
  background: var(--color-deep);
  color: var(--color-hull);
  font-size: var(--text-sm);
}

@media (min-width: 820px) {
  .steps::before { display: none; }
}

/* ---------- Footer: subtle top signal rule ---------- */
.site-footer {
  position: relative;
  border-top: 4px solid var(--color-signal);
}

/* ---------- Mobile: keep the hero tight ---------- */
@media (max-width: 819px) {
  .hero-video-wrap { box-shadow: 0 16px 40px -20px rgba(11, 58, 94, 0.4); }
}