/* ============================================================
   Aplomb — marketing site styles
   ============================================================ */

:root {
  --bg: #0b0f14;
  --bg-raise: #0e1520;
  --bg-alt: #0d1219;
  --panel: #101a26;
  --line: #1d2a3a;
  --line-soft: #16202e;
  --text: #e8eef4;
  --text-dim: #9db0c3;
  --text-faint: #6d8199;
  --accent: #f5a524;
  --accent-soft: rgba(245, 165, 36, 0.12);
  --good: #2ecc8f;
  --bad: #e5533d;
  --radius: 14px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.15rem; }

p { color: var(--text-dim); }

a { color: inherit; text-decoration: none; }

img, svg { max-width: 100%; display: block; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--accent);
  color: #14100a;
}
.btn-primary:hover { background: #ffb63c; }

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--text-faint); background: var(--bg-raise); }

.btn-lg { padding: 0.85rem 1.6rem; font-size: 1rem; border-radius: 12px; }

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 20, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.22rem;
  letter-spacing: 0.01em;
  color: var(--text);
}

.brand-mark { width: 30px; height: 30px; color: var(--accent); }
.mark-bg { fill: #101a26; }

.nav-links {
  display: flex;
  gap: 1.7rem;
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--text-dim);
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  margin-left: auto;
  display: flex;
  gap: 0.7rem;
  align-items: center;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 6.5rem 0 5.5rem;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 75%);
  pointer-events: none;
}

/* patches of double-resolution grid, scattered here and there */
.hero-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image:
    radial-gradient(circle 200px at 14% 24%, black, transparent 72%),
    radial-gradient(circle 150px at 72% 8%, black, transparent 72%),
    radial-gradient(circle 140px at 44% 64%, black, transparent 72%),
    radial-gradient(circle 180px at 94% 52%, black, transparent 72%),
    radial-gradient(circle 120px at 30% 90%, black, transparent 72%);
  -webkit-mask-image:
    radial-gradient(circle 200px at 14% 24%, black, transparent 72%),
    radial-gradient(circle 150px at 72% 8%, black, transparent 72%),
    radial-gradient(circle 140px at 44% 64%, black, transparent 72%),
    radial-gradient(circle 180px at 94% 52%, black, transparent 72%),
    radial-gradient(circle 120px at 30% 90%, black, transparent 72%);
}

/* faint city skyline along the base of the hero grid */
.hero-skyline {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 240px;
  pointer-events: none;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.hero-skyline .skyline-back { stroke: var(--line); stroke-width: 1; opacity: 0.55; }
.hero-skyline .skyline-front { stroke: var(--line); stroke-width: 1.5; opacity: 0.9; }

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 0 rgba(46, 204, 143, 0.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(46, 204, 143, 0.5); }
  70% { box-shadow: 0 0 0 9px rgba(46, 204, 143, 0); }
  100% { box-shadow: 0 0 0 0 rgba(46, 204, 143, 0); }
}

.accent { color: var(--accent); }

.lede {
  margin-top: 1.3rem;
  font-size: 1.13rem;
  max-width: 34rem;
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.hero-points {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 2.2rem;
  list-style: none;
  font-size: 0.88rem;
  color: var(--text-faint);
}
.hero-points li {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.45rem;
}
.hero-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--accent);
  flex-shrink: 0;
}

.hero-svg {
  width: 100%;
  filter: drop-shadow(0 24px 60px rgba(0, 0, 0, 0.45));
}

.scanline { animation: scan 5s ease-in-out infinite; }
@keyframes scan {
  0%, 100% { transform: translateY(-90px); }
  50% { transform: translateY(160px); }
}

.building-float { animation: buildingFloat 9s ease-in-out infinite; }
@keyframes buildingFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

.badge-issue { animation: badgeBlink 2.8s ease-in-out infinite; }
@keyframes badgeBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* ---------- Stats ---------- */

.stats {
  border-block: 1px solid var(--line-soft);
  background: var(--bg-alt);
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2.8rem 0 1.6rem;
}

.stat { display: flex; flex-direction: column; gap: 0.3rem; }

.stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.92rem;
  color: var(--text-dim);
  max-width: 22rem;
}

.stat-footnote {
  grid-column: 1 / -1;
  font-size: 0.75rem;
  color: var(--text-faint);
  padding-bottom: 0.4rem;
}

/* ---------- Sections ---------- */

.section { padding: 6rem 0; position: relative; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--line-soft); }

/* the blueprint grid drifts in and out down the page — each plain section
   gets a faint patch, placed differently (--gx/--gy) so it feels organic */
.section:not(.section-alt)::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.85;
  mask-image: radial-gradient(ellipse 95% 90% at var(--gx, 50%) var(--gy, 45%), black 15%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 95% 90% at var(--gx, 50%) var(--gy, 45%), black 15%, transparent 75%);
}

#problem { --gx: 30%; --gy: 38%; }
#how { --gx: 72%; --gy: 48%; }
#security { --gx: 38%; --gy: 62%; }

.section-head { max-width: 46rem; margin-bottom: 3.2rem; }
.section-lede { margin-top: 1.1rem; font-size: 1.05rem; }

/* ---------- Cards ---------- */

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.7rem 1.6rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover { border-color: #2b405a; transform: translateY(-3px); }
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.95rem; }

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
}
.card-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- Features ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.3rem;
}

.feature {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.8rem;
  overflow: hidden;
}
.feature::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.feature:hover::after { opacity: 1; }

.feature-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.9rem;
}
.feature h3 { margin-bottom: 0.55rem; }
.feature p { font-size: 0.95rem; }

/* ---------- Steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
  list-style: none;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 1.9rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raise);
}

.step-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #14100a;
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 1.1rem;
}

.step h3 { margin-bottom: 0.55rem; }
.step p { font-size: 0.95rem; }

/* ---------- Security ---------- */

.security-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.check-list {
  list-style: none;
  margin-top: 1.6rem;
  display: grid;
  gap: 0.75rem;
}
.check-list li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text-dim);
  font-size: 0.98rem;
}
.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: rgba(46, 204, 143, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232ecc8f' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4 10-11'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

.security-visual svg { width: min(320px, 80%); margin-inline: auto; overflow: visible; }

.shield-body {
  animation: shieldPulse 3.2s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}
@keyframes shieldPulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 0 rgba(245, 165, 36, 0)); }
  50% { transform: scale(1.045); filter: drop-shadow(0 0 16px rgba(245, 165, 36, 0.35)); }
}

.shield-rings {
  animation: shieldRings 3.2s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}
@keyframes shieldRings {
  0%, 100% { transform: scale(1); opacity: 0.55; }
  50% { transform: scale(1.06); opacity: 1; }
}

/* ---------- Values ---------- */

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}
.value h3 {
  margin-bottom: 0.55rem;
  padding-top: 0.9rem;
  border-top: 2px solid var(--accent);
  display: inline-block;
}
.value p { font-size: 0.95rem; }

/* ---------- CTA ---------- */

.cta {
  padding: 6.5rem 0;
  background:
    radial-gradient(ellipse 60% 90% at 50% 110%, rgba(245, 165, 36, 0.13), transparent),
    var(--bg-alt);
  border-top: 1px solid var(--line-soft);
  text-align: center;
}

.cta-inner { max-width: 40rem; }
.cta p { margin: 1.2rem 0 2rem; font-size: 1.05rem; }
.cta-sub { font-size: 0.85rem !important; color: var(--text-faint) !important; margin-top: 1.1rem !important; }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line-soft);
  padding: 3.5rem 0 2rem;
  background: var(--bg);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand p {
  margin-top: 0.9rem;
  font-size: 0.9rem;
  color: var(--text-faint);
  max-width: 16rem;
}

.footer-col { display: flex; flex-direction: column; gap: 0.55rem; }
.footer-col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.4rem;
}
.footer-col a { font-size: 0.92rem; color: var(--text-dim); }
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.82rem;
  color: var(--text-faint);
  flex-wrap: wrap;
}
.footer-bottom p { color: var(--text-faint); }

/* ---------- Legal pages ---------- */

.legal {
  padding: 4.5rem 0 6rem;
  max-width: 44rem;
}
.legal h1 { font-size: 2.1rem; margin-bottom: 0.4rem; }
.legal .updated { color: var(--text-faint); font-size: 0.88rem; margin-bottom: 2.5rem; }
.legal h2 { font-size: 1.25rem; margin: 2.2rem 0 0.7rem; }
.legal p, .legal li { color: var(--text-dim); font-size: 0.97rem; }
.legal ul { padding-left: 1.3rem; margin-top: 0.5rem; display: grid; gap: 0.4rem; }

/* ---------- Reveal on scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .scanline, .building-float, .badge-issue, .shield-body, .shield-rings { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero { padding: 4.5rem 0 4rem; }
  .cards-3, .steps, .values { grid-template-columns: 1fr 1fr; }
  .security-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-raise);
    border-bottom: 1px solid var(--line);
    padding: 1.2rem 5%;
    gap: 1.1rem;
  }

  .cards-3, .steps, .values, .features { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr; gap: 1.4rem; }
  .section { padding: 4rem 0; }
  .hero-points { flex-direction: column; gap: 0.8rem; }
  .hero-points li { justify-content: flex-start; text-align: left; }
}