/* Public site and authentication screens. */

.site {
  background: var(--bg);
}
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 76px;
  padding: 0 clamp(16px, 4vw, 56px);
  transition:
    background var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    height var(--dur-base) var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  height: 64px;
  background: var(--surface-glass);
  backdrop-filter: saturate(140%) blur(16px);
  border-bottom-color: var(--border);
}
.site-nav {
  display: flex;
  gap: var(--space-5);
  margin-left: var(--space-4);
  font-size: var(--text-sm);
}
.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
}
.site-nav a:hover {
  color: var(--text);
}
.site-header .actions {
  display: flex;
  gap: var(--space-3);
  margin-left: auto;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 140px clamp(16px, 5vw, 72px) 96px;
  overflow: hidden;
  isolation: isolate;
  background: var(--bg);
  color: var(--text);
}
.hero-network {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.9;
}
.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% 120%, var(--bg) 20%, transparent 60%),
    linear-gradient(180deg, transparent 60%, var(--bg));
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  gap: var(--space-6);
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  width: max-content;
  max-width: 100%;
  padding: 6px 14px 6px 8px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  font-size: var(--text-xs);
  color: var(--text-muted);
}
.hero-eyebrow .chip {
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}
.hero h1 {
  font-size: var(--text-hero);
  line-height: 0.95;
  letter-spacing: -0.03em;
  max-width: 14ch;
}
.hero .lede {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  max-width: 58ch;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}
.hero-note {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 2;
  width: 1px;
  height: 56px;
  overflow: hidden;
  background: var(--border-strong);
}
.scroll-cue::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateY(-100%);
  animation: cue 2.4s var(--ease-in-out) infinite;
}
@keyframes cue {
  60%,
  100% {
    transform: translateY(100%);
  }
}

/* Proof strip */
.proof {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  max-width: 1280px;
  margin: -40px auto 0;
  padding: 0 clamp(16px, 5vw, 72px);
  gap: 1px;
}
.proof-item {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-5);
  border-top: 1px solid var(--border-strong);
}
.proof-value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1;
}
.proof-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  max-width: 28ch;
}

/* Generic marketing sections */
.mk-section {
  position: relative;
  padding: clamp(80px, 12vw, 160px) clamp(16px, 5vw, 72px);
}
.mk-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.mk-head {
  display: grid;
  gap: var(--space-4);
  max-width: 760px;
  margin-bottom: var(--space-8);
}
.mk-head h2 {
  font-size: clamp(2.5rem, 5vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

/* Showcase: the product, drawn in HTML and tilted in 3D */
.showcase {
  position: relative;
  display: grid;
  place-items: center;
  padding: var(--space-6) 0;
}
.showcase-frame {
  position: relative;
  width: min(1080px, 100%);
  aspect-ratio: 16 / 10;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-float);
  overflow: hidden;
  display: grid;
  grid-template-columns: 22% 1fr;
}
.sf-rail {
  padding: 22px 16px;
  border-right: 1px solid var(--border);
  display: grid;
  align-content: start;
  gap: 10px;
  background: var(--bg);
}
.sf-rail .sf-brand {
  height: 14px;
  width: 60%;
  border-radius: 4px;
  background: var(--accent-soft);
  margin-bottom: 18px;
}
.sf-rail i {
  height: 10px;
  border-radius: 4px;
  background: var(--border-strong);
}
.sf-rail i.on {
  background: var(--accent-line);
  width: 80%;
}
.sf-main {
  padding: 28px;
  display: grid;
  gap: 18px;
  align-content: start;
}
.sf-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 2rem);
}
.sf-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.sf-stat {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  display: grid;
  gap: 6px;
}
.sf-stat b {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1rem, 2vw, 1.75rem);
}
.sf-stat span {
  font-size: 0.65rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.sf-rows {
  display: grid;
  gap: 8px;
}
.sf-row {
  display: grid;
  grid-template-columns: 28px 1.4fr 1fr 0.8fr;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
}
.sf-row .dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
}
.sf-float {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  background: var(--surface-glass);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-float);
  font-size: var(--text-xs);
  transform: translateZ(60px);
  animation: bob 7s var(--ease-in-out) infinite;
}
.sf-float b {
  display: block;
  font-size: var(--text-sm);
}
.sf-float.a {
  top: 14%;
  right: -2%;
}
.sf-float.b {
  bottom: 16%;
  left: -3%;
  animation-delay: -2.5s;
}
.sf-float.c {
  bottom: -4%;
  right: 12%;
  animation-delay: -5s;
}
@keyframes bob {
  50% {
    transform: translateZ(60px) translateY(-10px);
  }
}

/* Audiences */
.audiences {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.audience {
  position: relative;
  display: grid;
  gap: var(--space-4);
  align-content: start;
  min-height: 420px;
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  overflow: hidden;
}
.audience h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  line-height: 1.02;
}
.audience ul {
  display: grid;
  gap: var(--space-3);
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
}
.audience li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: var(--space-3);
  color: var(--text-muted);
}
.audience li svg {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  color: var(--accent);
}

/* Journey */
.journey {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  counter-reset: j;
}
.journey::before {
  content: "";
  position: absolute;
  top: 23px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: var(--hairline, var(--border-strong));
}
.journey-step {
  position: relative;
  display: grid;
  gap: var(--space-3);
  counter-increment: j;
}
.journey-step .num {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--accent-line);
  background: var(--bg);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}
.journey-step h3 {
  font-size: var(--text-base);
}
.journey-step p {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* Trust pillars */
.pillars {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--border);
  overflow: hidden;
}
.pillar {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: clamp(24px, 3vw, 40px);
  background: var(--surface);
}
.pillar-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
}
.pillar-icon svg {
  width: 20px;
  height: 20px;
}
.pillar p {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* Closing band */
.closing {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.closing h2 {
  font-size: clamp(2.75rem, 7vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin: 0 auto var(--space-6);
}

.site-footer {
  padding: var(--space-7) clamp(16px, 5vw, 72px);
  border-top: 1px solid var(--border);
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.site-footer .mk-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  align-items: center;
  justify-content: space-between;
}

/* Authentication screens */
.auth {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(420px, 0.9fr);
  min-height: 100dvh;
}
.auth-panel {
  position: relative;
  display: grid;
  align-content: space-between;
  padding: clamp(28px, 4vw, 56px);
  overflow: hidden;
  isolation: isolate;
  background: var(--bg);
  color: var(--text);
}
.auth-panel .quote {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-5);
  max-width: 34rem;
}
.auth-panel blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 3.25rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
}
.auth-panel .points {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--text-muted);
  font-size: var(--text-sm);
}
.auth-panel .points li {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}
.auth-panel .points svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
}
.auth-form {
  display: grid;
  place-items: center;
  padding: var(--space-7) var(--space-5);
  background: var(--bg);
}
.auth-form-inner {
  width: min(420px, 100%);
  display: grid;
  gap: var(--space-5);
}
.auth-mount {
  min-height: 420px;
  display: grid;
  place-items: center;
}

@media (max-width: 960px) {
  .site-nav {
    display: none;
  }
  .journey {
    grid-template-columns: 1fr;
  }
  .journey::before {
    display: none;
  }
  .auth {
    grid-template-columns: 1fr;
  }
  .auth-panel {
    min-height: 260px;
  }
  .auth-panel .points {
    display: none;
  }
  .sf-float {
    display: none;
  }
  .sf-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}