/* QIOKO public pages — light "Fleet" design system
   Shared by contact-us.html, legal.html, privacy.html.
   Visual vocabulary matches wallet.html / login.html / verify.html /
   reset.html / 2fa-reset.html. */

:root {
  --qk-bg:            #EAF0F8;
  --qk-card:          rgba(255,255,255,0.55);
  --qk-card-border:   rgba(255,255,255,0.72);
  --qk-blue:          #2563EB;
  --qk-blue-deep:     #1D4ED8;
  --qk-blue-light:    #EFF4FF;
  --qk-blue-mid:      #93C5FD;
  --qk-slate:         #0F172A;
  --qk-slate-mid:     #334155;
  --qk-slate-muted:   #64748B;
  --qk-slate-faint:   #94A3B8;
  --qk-green:         #10B981;
  --qk-red:           #EF4444;
  --qk-amber:         #F59E0B;
  --qk-line:          rgba(15,23,42,0.10);
  --qk-line-soft:     rgba(15,23,42,0.06);
  --qk-shadow-sm:     0 1px 2px rgba(20,30,60,0.04), 0 4px 12px -4px rgba(20,30,60,0.10);
  --qk-shadow-md:     0 1px 2px rgba(20,30,60,0.04), 0 12px 32px -12px rgba(20,30,60,0.18);
  --qk-shadow-lg:     0 2px 4px rgba(20,30,60,0.05), 0 20px 48px -16px rgba(20,30,60,0.22);
  --qk-radius-sm:     12px;
  --qk-radius:        18px;
  --qk-radius-lg:     22px;
  --qk-spring:        cubic-bezier(0.22, 1, 0.36, 1);
  --qk-font-ui:       'Inter', system-ui, -apple-system, sans-serif;
  --qk-font-display:  'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --qk-font-mono:     'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--qk-bg);
  color: var(--qk-slate);
  font-family: var(--qk-font-ui);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html { scroll-behavior: smooth; }

body {
  overflow-x: hidden;
  position: relative;
}

a { color: inherit; text-decoration: none; }
button, a { font-family: inherit; }

/* SVG fractal-noise overlay — ~2.5% opacity, same recipe as wallet.html */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='nf'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23nf)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  opacity: 0.025;
}

/* Drifting pastel blob backdrop — keyframes copied from wallet.html */
.qk-bg-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  overflow: hidden;
}
.qk-blob { position: absolute; border-radius: 50%; will-change: transform; }
.qk-blob-a {
  width: 900px; height: 900px;
  top: -220px; left: -260px;
  background: linear-gradient(135deg, rgba(148,197,255,0.52), rgba(148,197,255,0));
  filter: blur(80px);
  animation: qk-blob-a 42s ease-in-out infinite;
}
.qk-blob-b {
  width: 800px; height: 800px;
  bottom: -200px; right: -220px;
  background: linear-gradient(225deg, rgba(196,181,253,0.46), rgba(196,181,253,0));
  filter: blur(80px);
  animation: qk-blob-b 38s ease-in-out infinite;
}
.qk-blob-c {
  width: 700px; height: 700px;
  top: 38%; left: -180px;
  background: linear-gradient(120deg, rgba(153,228,212,0.38), rgba(153,228,212,0));
  filter: blur(70px);
  animation: qk-blob-c 50s ease-in-out infinite;
}
.qk-blob-d {
  width: 620px; height: 620px;
  top: -100px; right: -140px;
  background: linear-gradient(200deg, rgba(254,202,202,0.30), rgba(254,202,202,0));
  filter: blur(60px);
  animation: qk-blob-d 34s ease-in-out infinite;
}
@keyframes qk-blob-a {
  0%   { transform: translate(0px, 0px) scale(1); }
  25%  { transform: translate(55px, 30px) scale(1.06); }
  50%  { transform: translate(30px, 70px) scale(0.97); }
  75%  { transform: translate(-20px, 45px) scale(1.04); }
  100% { transform: translate(0px, 0px) scale(1); }
}
@keyframes qk-blob-b {
  0%   { transform: translate(0px, 0px) scale(1); }
  30%  { transform: translate(-45px, -35px) scale(1.08); }
  60%  { transform: translate(-70px, 20px) scale(0.95); }
  80%  { transform: translate(-30px, -50px) scale(1.03); }
  100% { transform: translate(0px, 0px) scale(1); }
}
@keyframes qk-blob-c {
  0%   { transform: translate(0px, 0px) scale(1); }
  20%  { transform: translate(40px, -60px) scale(1.05); }
  50%  { transform: translate(80px, 20px) scale(0.96); }
  70%  { transform: translate(50px, -30px) scale(1.07); }
  100% { transform: translate(0px, 0px) scale(1); }
}
@keyframes qk-blob-d {
  0%   { transform: translate(0px, 0px) scale(1) rotate(0deg); }
  33%  { transform: translate(-35px, 50px) scale(1.09) rotate(8deg); }
  66%  { transform: translate(25px, 80px) scale(0.94) rotate(-5deg); }
  100% { transform: translate(0px, 0px) scale(1) rotate(0deg); }
}
@media (prefers-reduced-motion: reduce) {
  .qk-blob { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* Page shell */
.public-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Sticky top nav — glass strip 72px */
.public-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(18px, 5vw, 76px);
  background: rgba(255,255,255,0.55);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-bottom: 1px solid var(--qk-line-soft);
}
.public-nav .brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--qk-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--qk-slate);
}
.public-nav .brand:hover { color: var(--qk-blue); }
.public-nav .brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--qk-blue) 0%, #4F7CF5 55%, var(--qk-blue-mid) 100%);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 1px 0 rgba(255,255,255,0.55) inset, 0 6px 14px -6px rgba(37,99,235,0.55);
}
.public-nav .brand-mark svg { display: block; }

.public-nav .nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.public-nav .nav-links {
  display: inline-flex;
  gap: 4px;
  margin-right: 8px;
}
.public-nav .nav-link {
  min-height: 38px;
  padding: 10px 13px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-family: var(--qk-font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--qk-slate-mid);
  display: inline-flex;
  align-items: center;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms var(--qk-spring);
}
.public-nav .nav-link.subtle { padding: 10px 10px; color: var(--qk-slate-muted); }
.public-nav .nav-link.subtle:hover,
.public-nav .nav-link.subtle[aria-current="page"] { color: var(--qk-slate); }
.public-nav .nav-link:not(.subtle):not(.primary) {
  background: rgba(255,255,255,0.65);
  border-color: var(--qk-line);
}
.public-nav .nav-link:not(.subtle):not(.primary):hover {
  border-color: rgba(37,99,235,0.35);
  color: var(--qk-blue);
}
.public-nav .nav-link.primary {
  background: var(--qk-blue);
  border-color: var(--qk-blue);
  color: #fff;
  box-shadow: 0 1px 2px rgba(20,30,60,0.04), 0 8px 18px -8px rgba(37,99,235,0.55);
}
.public-nav .nav-link.primary:hover {
  background: var(--qk-blue-deep);
  border-color: var(--qk-blue-deep);
  transform: translateY(-1px);
  box-shadow: 0 1px 2px rgba(20,30,60,0.04), 0 12px 24px -10px rgba(37,99,235,0.60);
}

/* Main article — centered glass surface */
.public-main {
  position: relative;
  z-index: 1;
  width: min(100%, 900px);
  margin: 40px auto 24px;
  padding: 44px clamp(22px, 4vw, 56px) 48px;
  background: var(--qk-card);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--qk-card-border);
  border-radius: var(--qk-radius-lg);
  box-shadow: var(--qk-shadow-md);
  overflow: hidden;
}
.public-main::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.88) 0%, transparent 28%);
  z-index: 0;
}
.public-main > * { position: relative; z-index: 1; }

.public-main .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  min-height: 26px;
  border-radius: 999px;
  background: var(--qk-blue-light);
  color: var(--qk-blue);
  font-family: var(--qk-font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.public-main h1 {
  margin: 18px 0 12px;
  font-family: var(--qk-font-display);
  font-size: clamp(34px, 5vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--qk-slate);
}
.public-main h1 em {
  font-style: italic;
  font-weight: 600;
  color: var(--qk-blue);
}

.public-main h2 {
  margin: 34px 0 12px;
  font-family: var(--qk-font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.005em;
  font-weight: 700;
  color: var(--qk-slate);
}

.public-main h3 {
  margin: 22px 0 8px;
  font-family: var(--qk-font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--qk-slate);
}

.public-main .lede {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.6;
  color: var(--qk-slate-mid);
}

.public-main .meta {
  font-family: var(--qk-font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--qk-slate-faint);
}

.public-main p {
  margin: 10px 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--qk-slate-mid);
}

.public-main ul,
.public-main ol {
  margin: 12px 0;
  padding-left: 0;
  list-style: none;
  color: var(--qk-slate-mid);
}
.public-main li {
  position: relative;
  padding-left: 22px;
  margin: 8px 0;
  font-size: 14.5px;
  line-height: 1.65;
}
.public-main ul li::before {
  content: "";
  position: absolute;
  top: 0.65em;
  left: 4px;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--qk-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.public-main ol { counter-reset: olc; }
.public-main ol li { counter-increment: olc; }
.public-main ol li::before {
  content: counter(olc);
  position: absolute;
  top: 0;
  left: 0;
  width: 18px;
  font-family: var(--qk-font-mono);
  font-size: 11px;
  color: var(--qk-blue);
  font-weight: 600;
}

.public-main strong { color: var(--qk-slate); font-weight: 600; }

.public-main a {
  color: var(--qk-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(37,99,235,0.25);
  transition: color 160ms ease, border-color 160ms ease;
}
.public-main a:hover {
  color: var(--qk-blue-deep);
  border-bottom-color: var(--qk-blue-deep);
}

/* Callout — light blue tinted glass with accent border */
.public-main .callout {
  margin: 20px 0;
  padding: 16px 18px;
  background: var(--qk-blue-light);
  border: 1px solid rgba(37,99,235,0.18);
  border-left: 3px solid var(--qk-blue);
  border-radius: var(--qk-radius-sm);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--qk-slate-mid);
}
.public-main .callout strong { color: var(--qk-slate); }

/* Contact cards — 2x2 grid */
.public-main .contact-grid {
  margin: 20px 0 6px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.public-main .contact-card {
  padding: 18px 18px 20px;
  background: rgba(255,255,255,0.65);
  border: 1px solid var(--qk-line);
  border-radius: var(--qk-radius-sm);
  box-shadow: var(--qk-shadow-sm);
  transition: transform 200ms var(--qk-spring), box-shadow 200ms ease, border-color 200ms ease;
}
.public-main .contact-card:hover {
  transform: translateY(-2px);
  border-color: rgba(37,99,235,0.28);
  box-shadow: var(--qk-shadow-md);
}
.public-main .contact-card h3 {
  margin: 0 0 8px;
  font-family: var(--qk-font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--qk-slate-muted);
  font-weight: 600;
}
.public-main .contact-card .val {
  display: block;
  font-family: var(--qk-font-ui);
  font-size: 14px;
  line-height: 1.55;
  color: var(--qk-slate);
  word-break: break-word;
  border-bottom: none;
}
.public-main .contact-card a.val { color: var(--qk-blue); }
.public-main .contact-card a.val:hover { color: var(--qk-blue-deep); }

/* Footer — light glass strip */
.public-footer {
  position: relative;
  z-index: 1;
  margin: 24px clamp(18px, 5vw, 76px) 28px;
  padding: 24px 26px 26px;
  background: rgba(255,255,255,0.5);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--qk-card-border);
  border-radius: var(--qk-radius);
  box-shadow: var(--qk-shadow-sm);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  font-family: var(--qk-font-mono);
  font-size: 11px;
  color: var(--qk-slate-muted);
}
.public-footer .footer-brand {
  max-width: 520px;
  line-height: 1.6;
}
.public-footer .footer-brand strong {
  display: block;
  margin-bottom: 4px;
  color: var(--qk-slate);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.public-footer .footer-brand a { color: var(--qk-blue); }
.public-footer .footer-brand a:hover { color: var(--qk-blue-deep); }
.public-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.public-footer .footer-links a {
  color: var(--qk-slate-mid);
  transition: color 160ms ease;
}
.public-footer .footer-links a:hover { color: var(--qk-blue); }
.public-footer .footer-copy {
  width: 100%;
  margin-top: 4px;
  font-size: 10px;
  color: var(--qk-slate-faint);
  letter-spacing: 0.04em;
}

@media (max-width: 720px) {
  .public-nav { height: 64px; padding: 0 16px; }
  .public-nav .nav-links { display: none; }
  .public-nav .nav-link:not(.primary):not(.subtle) { display: none; }
  .public-main {
    margin: 24px 14px 18px;
    padding: 30px 20px 32px;
    border-radius: var(--qk-radius);
  }
  .public-main .contact-grid { grid-template-columns: 1fr; }
  .public-footer {
    margin: 18px 14px 22px;
    padding: 20px 18px 22px;
    flex-direction: column;
    align-items: flex-start;
  }
}