/* ============================================================
   CITIZEN — design system
   ============================================================ */
:root {
  --bg:        #07090f;
  --bg-2:      #0c1018;
  --surface:   rgba(255,255,255,.035);
  --surface-2: rgba(255,255,255,.06);
  --line:      rgba(255,255,255,.09);
  --line-2:    rgba(255,255,255,.14);
  --text:      #eef1f7;
  --muted:     #8b93a7;
  --muted-2:   #5e6678;

  --gold:   #e9c46a;
  --gold-2: #f4d58d;
  --cyan:   #38e1c9;
  --blue:   #5b8cff;
  --violet: #9b6dff;

  --grad: linear-gradient(100deg, var(--gold) 0%, var(--cyan) 55%, var(--blue) 100%);
  --glow: 0 0 60px -12px rgba(56,225,201,.45);

  --r-sm: 10px;
  --r:    16px;
  --r-lg: 24px;
  --maxw: 1180px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4 { font-family: 'Space Grotesk', sans-serif; line-height: 1.08; letter-spacing: -.02em; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }

/* ---------- Background ---------- */
.bg-mesh, .bg-grid { position: fixed; inset: 0; z-index: -2; pointer-events: none; }
.bg-mesh {
  background:
    radial-gradient(46% 38% at 18% 12%, rgba(233,196,106,.16), transparent 60%),
    radial-gradient(40% 40% at 84% 8%, rgba(56,225,201,.16), transparent 60%),
    radial-gradient(60% 50% at 70% 100%, rgba(91,140,255,.14), transparent 60%);
  filter: saturate(1.1);
  animation: drift 22s var(--ease) infinite alternate;
}
.bg-grid {
  z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 80%);
  opacity: .5;
}
@keyframes drift { to { transform: translate3d(0,-30px,0) scale(1.08); } }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7,9,15,.6);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; gap: 28px; height: 70px; }
.brand { display: flex; align-items: center; gap: 9px; font-family: 'Space Grotesk'; font-weight: 700; font-size: 19px; letter-spacing: .04em; }
.brand__mark { color: var(--gold); font-size: 20px; filter: drop-shadow(0 0 10px rgba(233,196,106,.5)); }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { color: var(--muted); font-size: 14.5px; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: 'Space Grotesk'; font-weight: 600; font-size: 14.5px;
  padding: 11px 20px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .18s var(--ease), box-shadow .25s, background .2s;
  white-space: nowrap;
}
.btn--primary { background: var(--grad); color: #06121b; box-shadow: 0 10px 30px -12px rgba(56,225,201,.6); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(56,225,201,.75); }
.btn--ghost { background: var(--surface); color: var(--text); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--surface-2); transform: translateY(-2px); }
.btn--lg { padding: 14px 26px; font-size: 15.5px; }
.btn--block { width: 100%; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #06121b; opacity: .7; }
.dot--green { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .4; } }

/* ---------- Pills / badges ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .04em;
  padding: 7px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line-2); color: var(--gold-2);
  text-transform: uppercase;
}
.pill--ghost { color: var(--muted); }
.badge { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); }
.badge--live { color: var(--cyan); }

.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--muted); }

/* ---------- Hero ---------- */
.hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; padding: 72px 24px 60px; }
.hero__title { font-size: clamp(36px, 5vw, 60px); font-weight: 700; margin: 22px 0 18px; }
.hero__sub { color: var(--muted); font-size: 17.5px; max-width: 48ch; }
.hero__sub strong { color: var(--text); font-weight: 600; }
.hero__cta { display: flex; gap: 14px; margin: 30px 0 38px; flex-wrap: wrap; }
.hero__trust { display: flex; gap: 34px; flex-wrap: wrap; }
.trust { display: flex; flex-direction: column; gap: 3px; }
.trust__num { font-family: 'Space Grotesk'; font-size: 26px; font-weight: 700; }
.trust__lbl { font-size: 12.5px; color: var(--muted); }

/* ---------- Earn card ---------- */
.earn-card {
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  padding: 26px; backdrop-filter: blur(20px);
  box-shadow: var(--glow), 0 30px 80px -40px rgba(0,0,0,.8);
  position: relative; overflow: hidden;
}
.earn-card::before { content:""; position:absolute; inset:0; border-radius:inherit; padding:1px; background: var(--grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity:.35; pointer-events:none; }
.earn-card__head { display: flex; justify-content: space-between; align-items: center; }
.earn-card__label { color: var(--muted); font-size: 13.5px; }
.earn-card__amount { font-family: 'Space Grotesk'; font-weight: 700; margin: 14px 0 18px; display: flex; align-items: baseline; gap: 8px; }
.earn-card__amount span:first-child { font-size: 40px; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.earn-card__unit { color: var(--cyan); font-size: 17px; }
.earn-card__meta { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.earn-card__meta div { display: flex; flex-direction: column; gap: 3px; }
.earn-card__meta span { font-size: 12px; }
.earn-card__meta strong { font-size: 16px; font-family: 'Space Grotesk'; }
.earn-card__bar { height: 7px; background: var(--surface-2); border-radius: 99px; margin: 18px 0 8px; overflow: hidden; }
.earn-card__bar-fill { height: 100%; width: 62%; background: var(--grad); border-radius: 99px; box-shadow: 0 0 14px rgba(56,225,201,.6); }
.earn-card__note { font-size: 12.5px; color: var(--muted); margin-bottom: 18px; }

/* ---------- Honesty strip ---------- */
.strip { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; padding: 8px 24px 56px; }
.strip__item { display: flex; gap: 14px; padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.strip__icon { font-size: 22px; }
.strip__item strong { font-family: 'Space Grotesk'; font-size: 15.5px; }
.strip__item p { color: var(--muted); font-size: 13.5px; margin-top: 4px; }

/* ---------- Panels / sections ---------- */
.panel { padding: 64px 24px; }
.section-head { max-width: 640px; margin-bottom: 38px; }
.section-head h2 { font-size: clamp(26px,3.4vw,40px); font-weight: 700; margin: 16px 0 12px; }
.section-head p { color: var(--muted); font-size: 16px; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; transition: border-color .25s, transform .25s; }

/* ---------- Stake ---------- */
.stake { display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px; }
.field { display: block; }
.field > span { font-size: 13.5px; color: var(--muted); display: block; margin-bottom: 9px; }
.field__input { display: flex; align-items: center; gap: 10px; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: var(--r); padding: 6px 6px 6px 16px; }
.field__input input { flex: 1; background: none; border: none; color: var(--text); font-family: 'Space Grotesk'; font-size: 22px; font-weight: 600; outline: none; }
.chip { background: var(--surface-2); border: 1px solid var(--line-2); color: var(--gold-2); font-weight: 600; font-size: 12px; padding: 7px 12px; border-radius: 9px; cursor: pointer; }
.field__hint { font-size: 12.5px; color: var(--muted); margin-top: 8px; display: block; }
.field__hint b { color: var(--text); }

.locks { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 20px 0; }
.lock { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; cursor: pointer; text-align: left; transition: all .2s; display: flex; flex-direction: column; gap: 4px; }
.lock:hover { border-color: var(--line-2); }
.lock.is-active { border-color: var(--cyan); background: rgba(56,225,201,.07); box-shadow: 0 0 0 1px var(--cyan) inset; }
.lock__d { font-size: 13px; color: var(--muted); }
.lock__apr { font-family: 'Space Grotesk'; font-weight: 700; font-size: 18px; }

.summary { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; margin-bottom: 18px; }
.summary__row { display: flex; justify-content: space-between; padding: 7px 0; font-size: 14px; }
.summary__row span { color: var(--muted); }
.summary__row b { font-family: 'Space Grotesk'; }
.fineprint { font-size: 12px; color: var(--muted-2); margin-top: 14px; line-height: 1.5; }

.stake__viz h3 { font-size: 18px; margin-bottom: 16px; }
.flow { list-style: none; display: flex; flex-direction: column; gap: 13px; margin-bottom: 24px; }
.flow li { display: flex; align-items: center; gap: 11px; font-size: 14px; color: var(--muted); }
.flow li b { color: var(--text); }
.flow__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--grad); flex-shrink: 0; }
.donut { position: relative; width: 160px; margin: 0 auto; }
.donut svg { transform: rotate(-90deg); }
.donut__track { fill: none; stroke: var(--surface-2); stroke-width: 9; }
.donut__val { fill: none; stroke: url(#g); stroke: var(--cyan); stroke-width: 9; stroke-linecap: round; stroke-dasharray: 314; stroke-dashoffset: 119; filter: drop-shadow(0 0 6px rgba(56,225,201,.6)); transition: stroke-dashoffset 1s var(--ease); }
.donut__center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.donut__center b { font-family: 'Space Grotesk'; font-size: 30px; }
.donut__center span { font-size: 12px; color: var(--muted); }

/* ---------- Tiers ---------- */
.tiers { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.tier { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; position: relative; overflow: hidden; transition: transform .25s var(--ease), border-color .25s; }
.tier:hover { transform: translateY(-6px); border-color: var(--line-2); }
.tier__glow { position: absolute; top: -40px; right: -40px; width: 120px; height: 120px; border-radius: 50%; filter: blur(50px); opacity: .5; }
.tier__icon { font-size: 26px; }
.tier__name { font-family: 'Space Grotesk'; font-weight: 700; font-size: 19px; margin: 12px 0 4px; }
.tier__req { font-size: 12.5px; color: var(--muted); min-height: 34px; }
.tier__mult { font-family: 'Space Grotesk'; font-size: 30px; font-weight: 700; margin: 14px 0 2px; }
.tier__multlbl { font-size: 12px; color: var(--muted); }

/* ---------- Referral ---------- */
.ref { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.ref__link span.muted { font-size: 13.5px; }
.ref__box { display: flex; gap: 10px; margin: 12px 0 22px; }
.ref__box input { flex: 1; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: var(--r); padding: 13px 16px; color: var(--text); font-size: 14px; }
.ref__stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.ref__stats div { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; text-align: center; }
.ref__stats b { font-family: 'Space Grotesk'; font-size: 22px; display: block; }
.ref__stats span { font-size: 12px; color: var(--muted); }
.ref__rules h3 { font-size: 18px; margin-bottom: 16px; }
.rule { display: flex; gap: 13px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.rule__lv { width: 38px; height: 38px; border-radius: 11px; background: var(--grad); color: #06121b; font-family: 'Space Grotesk'; font-weight: 700; display: grid; place-items: center; flex-shrink: 0; }
.note-box { margin-top: 16px; background: rgba(56,225,201,.06); border: 1px solid rgba(56,225,201,.25); border-radius: var(--r); padding: 14px 16px; font-size: 13px; color: #bdeee5; }

/* ---------- Income streams ---------- */
.income { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 20px; }
.inc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px; transition: transform .25s var(--ease), border-color .25s; position: relative; overflow: hidden; }
.inc:hover { transform: translateY(-5px); border-color: var(--line-2); }
.inc__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.inc__icon { font-size: 26px; }
.inc__name { font-family: 'Space Grotesk'; font-weight: 700; font-size: 18px; }
.inc__desc { color: var(--muted); font-size: 13.5px; margin: 8px 0 18px; min-height: 76px; }
.inc__fig { display: flex; flex-direction: column; gap: 2px; border-top: 1px solid var(--line); padding-top: 14px; }
.inc__fig b { font-family: 'Space Grotesk'; font-size: 26px; font-variant-numeric: tabular-nums; }
.inc__fig span { font-size: 12px; color: var(--muted); }

.reserve-strip { display: grid; grid-template-columns: 1fr 1.4fr 1fr; align-items: center; gap: 24px; }
.reserve-strip__amt { font-family: 'Space Grotesk'; margin-top: 4px; }
.reserve-strip__amt b { font-size: 24px; }
.reserve-strip__amt span { color: var(--cyan); font-size: 14px; }
.reserve-strip__bar { height: 10px; background: var(--surface-2); border-radius: 99px; overflow: hidden; }
.reserve-strip__fill { height: 100%; width: 62%; background: var(--grad); border-radius: 99px; box-shadow: 0 0 14px rgba(56,225,201,.5); }
.reserve-strip__r { text-align: right; }
.reserve-strip__r b { display: block; font-family: 'Space Grotesk'; font-size: 20px; margin-top: 4px; }
@media (max-width: 940px) {
  .income { grid-template-columns: 1fr 1fr; }
  .reserve-strip { grid-template-columns: 1fr; text-align: left; }
  .reserve-strip__r { text-align: left; }
}
@media (max-width: 560px) { .income { grid-template-columns: 1fr; } .inc__desc { min-height: 0; } }

/* ---------- Leaderboard ---------- */
.board { padding: 8px 0; }
.board__head, .board__row { display: grid; grid-template-columns: 50px 1fr 130px 110px 120px; align-items: center; padding: 14px 24px; gap: 12px; }
.board__head { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--line); }
.board__row { border-bottom: 1px solid var(--line); font-size: 14.5px; transition: background .2s; }
.board__row:hover { background: var(--surface); }
.board__row:last-child { border-bottom: none; }
.board__rank { font-family: 'Space Grotesk'; font-weight: 700; }
.board__name { display: flex; align-items: center; gap: 10px; }
.board__ava { width: 30px; height: 30px; border-radius: 9px; background: var(--grad); flex-shrink: 0; }
.tag { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 99px; background: var(--surface-2); border: 1px solid var(--line-2); width: fit-content; }

/* ---------- Transparency ---------- */
.trans { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.trans__card { display: flex; flex-direction: column; gap: 6px; position: relative; }
.trans__card:hover { transform: translateY(-5px); border-color: var(--cyan); }
.trans__card span:first-child { font-size: 24px; }
.trans__card b { font-family: 'Space Grotesk'; font-size: 16px; margin-top: 6px; }
.trans__card p { font-size: 13px; color: var(--muted); }
.trans__card .arrow { position: absolute; top: 22px; right: 22px; color: var(--cyan); font-size: 18px; }

/* ---------- Disclaimer ---------- */
.disclaimer { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--gold); border-radius: var(--r); padding: 20px 24px; font-size: 13.5px; color: var(--muted); line-height: 1.6; margin: 20px 0 40px; }
.disclaimer strong { color: var(--gold-2); }

/* ---------- Footer ---------- */
.footer { display: grid; grid-template-columns: 1.4fr 2fr; gap: 40px; padding: 56px 24px 40px; border-top: 1px solid var(--line); margin-top: 40px; }
.footer__brand { font-family: 'Space Grotesk'; font-weight: 700; font-size: 19px; }
.footer__brand p { font-family: 'Inter'; font-weight: 400; font-size: 13.5px; color: var(--muted); margin-top: 10px; }
.footer__cols { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.footer__cols h4 { font-size: 13px; color: var(--muted); margin-bottom: 14px; text-transform: uppercase; letter-spacing: .05em; }
.footer__cols a { display: block; font-size: 14px; color: var(--text); padding: 5px 0; opacity: .8; }
.footer__cols a:hover { opacity: 1; color: var(--cyan); }
.footer__copy { grid-column: 1/-1; font-size: 12.5px; color: var(--muted-2); border-top: 1px solid var(--line); padding-top: 22px; }

/* ---------- Reveal animation ---------- */
.panel, .strip { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.panel.in, .strip.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; gap: 36px; }
  .stake, .ref { grid-template-columns: 1fr; }
  .strip, .tiers, .trans { grid-template-columns: 1fr 1fr; }
  .nav__links { display: none; }
  .footer { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .strip, .tiers, .trans, .footer__cols { grid-template-columns: 1fr; }
  .board__head, .board__row { grid-template-columns: 36px 1fr 80px; }
  .board__head span:nth-child(4), .board__head span:nth-child(5),
  .board__row > *:nth-child(4), .board__row > *:nth-child(5) { display: none; }
  .hero__trust { gap: 22px; }
}