/* Country Duels — one stylesheet, no framework. */
@property --p { syntax: "<percentage>"; inherits: true; initial-value: 50%; }
@view-transition { navigation: auto; }

:root {
  --bg: #07070b;
  --panel: rgba(255,255,255,.045);
  --panel-2: rgba(255,255,255,.08);
  --line: rgba(255,255,255,.10);
  --ink: #f4f5f8;
  --ink-dim: rgba(244,245,248,.62);
  --ink-faint: rgba(244,245,248,.38);
  --a: #6d7a95;
  --b: #95707a;
  --r: 18px;
  --spring: linear(0,.0018,.0182 2.4%,.0703 5.3%,.2072 9.7%,.4132 14.5%,.6135 18.9%,.7768 23.2%,.9033 27.7%,.9954 32.6%,1.0567 37.7%,1.0908 43.4%,1.1005 51.2%,1.0899 58.9%,1.0684 67.5%,1.0446 79.3%,1.0006 100%);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, sans-serif;
  font-synthesis-weight: none;
  min-height: 100svh;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed; inset: -30vmax;
  background:
    radial-gradient(38vmax 38vmax at 22% 18%, color-mix(in oklab, var(--a) 55%, transparent), transparent 70%),
    radial-gradient(38vmax 38vmax at 78% 72%, color-mix(in oklab, var(--b) 55%, transparent), transparent 70%);
  filter: blur(30px) saturate(120%);
  opacity: .30;
  z-index: -1;
  animation: drift 34s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate3d(2vmax, -3vmax, 0) scale(1.08); } }

a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0 0 .4em; letter-spacing: -.02em; line-height: 1.08; text-wrap: balance; }
h1 { font-size: clamp(2rem, 6vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.15rem, 2.6vw, 1.6rem); font-weight: 650; }
p { margin: 0 0 1em; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: #fff; color: #000; padding: 8px 14px; border-radius: 10px; z-index: 9; }
.nowrap { white-space: nowrap; }
.vs { font-size: .5em; font-weight: 500; color: var(--ink-faint); vertical-align: middle; padding: 0 .35em; }
.eyebrow { text-transform: uppercase; letter-spacing: .22em; font-size: .72rem; color: var(--ink-faint); margin: 0 0 .8em; }
.lede { color: var(--ink-dim); font-size: clamp(1rem, 1.6vw, 1.12rem); max-width: 58ch; }
.fineprint { color: var(--ink-faint); font-size: .78rem; line-height: 1.5; max-width: 62ch; }
.center { text-align: center; }
.center .lede { margin-inline: auto; }
.narrow { max-width: 620px; margin-inline: auto; }
.muted { opacity: .72; }

/* nav + footer */
.nav, .foot { max-width: 1120px; margin-inline: auto; padding: 20px clamp(16px, 4vw, 28px); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.nav nav { display: flex; align-items: center; gap: clamp(10px, 2.4vw, 22px); font-size: .92rem; color: var(--ink-dim); flex-wrap: nowrap; }
.nav nav a:hover { color: var(--ink); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; letter-spacing: -.01em; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 7px;
  background: linear-gradient(115deg, var(--a) 0 48%, #fff 48% 52%, var(--b) 52% 100%);
  box-shadow: 0 0 0 1px rgba(255,255,255,.16);
}
.ghost { border: 1px solid var(--line); padding: 7px 14px; border-radius: 999px; white-space: nowrap; }
.ghost:hover { background: var(--panel); }
.foot { margin-top: 72px; border-top: 1px solid var(--line); color: var(--ink-faint); font-size: .82rem; display: grid; gap: 14px; padding-block: 26px 44px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 16px; }
.foot a:hover { color: var(--ink); }

main { max-width: 1120px; margin-inline: auto; padding: 0 clamp(16px, 4vw, 28px); }
.block { margin: clamp(40px, 7vw, 76px) 0; }
.block > h2 { margin-bottom: 18px; }

/* hero */
.hero { padding: clamp(28px, 5vw, 56px) 0 8px; }
.hero h1 { margin-bottom: .3em; }
.cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ink); color: #0a0a0f; font-weight: 620;
  padding: 13px 24px; border-radius: 999px; border: 0; cursor: pointer;
  font-size: 1rem; margin-top: 18px;
  transition: transform .18s var(--spring), box-shadow .2s;
}
.cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -12px rgba(255,255,255,.5); }
.cta.wide { width: 100%; justify-content: center; }
.steps { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 40px 0; color: var(--ink-dim); font-size: .92rem; }
.steps div { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; }
.steps b { color: var(--ink); margin-right: 6px; }

/* cards */
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  padding: 16px 16px 14px; display: grid; gap: 10px; align-content: start;
  transition: transform .25s var(--spring), border-color .2s, background .2s;
  position: relative; overflow: hidden;
}
.card::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 2px;
  background: linear-gradient(90deg, var(--a), var(--b)); opacity: .5;
}
.card:hover { transform: translateY(-3px); border-color: rgba(255,255,255,.24); background: var(--panel-2); }
.card-flags { font-size: 1.9rem; display: flex; align-items: center; gap: 6px; line-height: 1; }
.card-title { font-weight: 600; letter-spacing: -.01em; }
.card-meta { display: flex; justify-content: space-between; color: var(--ink-faint); font-size: .8rem; font-variant-numeric: tabular-nums; }
.chip {
  display: inline-block; font-size: .72rem; color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; justify-self: start;
}
.minibar { height: 6px; border-radius: 999px; background: color-mix(in oklab, var(--b) 65%, transparent); overflow: hidden; }
.minibar i { display: block; height: 100%; width: var(--p); background: var(--a); }

/* tug of war */
.tug { display: grid; grid-template-columns: 1fr minmax(120px, 1.4fr) 1fr; align-items: center; gap: clamp(10px, 2.5vw, 26px); margin: clamp(22px, 4vw, 40px) 0 18px; transition: --p 900ms var(--spring); }
.tug.small { grid-template-columns: auto 1fr auto; margin: 26px 0 6px; }
.side {
  background: none; border: 0; color: inherit; cursor: pointer; font: inherit;
  display: grid; gap: 2px; justify-items: center; padding: 10px; border-radius: var(--r);
  transition: background .2s, transform .2s var(--spring);
}
.side:hover:not(:disabled) { background: var(--panel); transform: translateY(-2px); }
.side:disabled { cursor: default; opacity: .8; }
.side-flag { font-size: clamp(2.4rem, 7vw, 3.6rem); line-height: 1; filter: drop-shadow(0 6px 18px rgba(0,0,0,.5)); }
.side-name { font-weight: 600; letter-spacing: -.01em; }
.side-total { font-size: clamp(1.2rem, 3vw, 1.6rem); font-weight: 700; font-variant-numeric: tabular-nums; }
.side-count { font-size: .76rem; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.rope { position: relative; height: 18px; border-radius: 999px; background: rgba(255,255,255,.07); box-shadow: inset 0 0 0 1px var(--line); }
.rope::after { content: ""; position: absolute; left: 50%; top: -7px; bottom: -7px; width: 1px; background: rgba(255,255,255,.28); z-index: 2; }
.rope i { position: absolute; top: 0; bottom: 0; }
.fill-a { left: 0; width: var(--p); background: linear-gradient(90deg, color-mix(in oklab, var(--a) 62%, #000), var(--a)); border-radius: 999px 0 0 999px; }
.fill-b { left: var(--p); right: 0; background: linear-gradient(90deg, var(--b), color-mix(in oklab, var(--b) 62%, #000)); border-radius: 0 999px 999px 0; }
.knot {
  z-index: 3;
  position: absolute; left: var(--p); top: 50%; translate: -50% -50%;
  width: 30px; height: 30px; border-radius: 50%; background: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,.55), inset 0 -2px 6px rgba(0,0,0,.18);
}
.knot::after { content: ""; position: absolute; inset: 11px; border-radius: 50%; background: linear-gradient(90deg, var(--a) 0 50%, var(--b) 50% 100%); }
.tug.small .side-flag { font-size: 2rem; }
.tug.pulse .knot { animation: knock .7s var(--spring); }
@keyframes knock { 40% { scale: 1.35; } }

.status { color: var(--ink-dim); text-align: center; font-size: 1rem; min-height: 1.5em; }
.over-note { color: var(--ink-faint); text-align: center; font-size: .85rem; }
.duel-head { text-align: center; }
.duel-head .chip { display: inline-block; margin-bottom: 14px; }
.subtitle { color: var(--ink-dim); }

.push-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 560px; margin: 22px auto 10px; }
.push {
  font: inherit; font-weight: 620; cursor: pointer; color: #0a0a0f;
  border: 0; border-radius: 999px; padding: 15px 10px; font-size: 1.02rem;
  transition: transform .2s var(--spring), filter .2s;
}
.push:active { transform: scale(.96); }
.push-a { background: linear-gradient(120deg, var(--a), color-mix(in oklab, var(--a) 70%, #fff)); }
.push-b { background: linear-gradient(120deg, var(--b), color-mix(in oklab, var(--b) 70%, #fff)); }
.push:hover { filter: brightness(1.08); }
.share-row { display: flex; gap: 10px; justify-content: center; margin-top: 14px; flex-wrap: wrap; }
.ghost-btn { font: inherit; font-size: .86rem; color: var(--ink-dim); background: none; border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; cursor: pointer; }
.ghost-btn:hover { color: var(--ink); background: var(--panel); }

/* pin wall */
.wall { margin-top: clamp(36px, 6vw, 64px); }
.pins { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.pin {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--c, var(--line));
  border-radius: 14px; padding: 12px 14px;
}
.pin.empty { color: var(--ink-faint); border-left-color: var(--line); grid-column: 1 / -1; }
.pin-flag { font-size: 1.5rem; line-height: 1.2; }
.pin-head { display: flex; gap: 10px; align-items: baseline; justify-content: space-between; }
.pin-head b { font-weight: 620; }
.pin-head span { color: var(--ink-faint); font-size: .8rem; font-variant-numeric: tabular-nums; }
.pin p { margin: 2px 0 0; color: var(--ink-dim); font-size: .9rem; overflow-wrap: anywhere; }
.pin.is-new { animation: pop .6s var(--spring); }
@keyframes pop { from { opacity: 0; transform: translateY(10px) scale(.96); } }

/* sheet */
.sheet { border: 0; padding: 0; background: none; color: var(--ink); width: min(460px, 100%); margin: auto auto 0; }
.sheet::backdrop { background: rgba(4,4,8,.66); backdrop-filter: blur(6px); }
.sheet[open] .sheet-inner { animation: rise .38s var(--spring); }
@keyframes rise { from { transform: translateY(28px); opacity: 0; } }
.sheet-inner {
  background: #101018; border: 1px solid var(--line); border-radius: 22px 22px 0 0;
  padding: 24px clamp(18px, 5vw, 26px) 28px; display: grid; gap: 14px; position: relative;
}
.sheet-close { position: absolute; top: 12px; right: 14px; background: none; border: 0; color: var(--ink-faint); font-size: 1.6rem; line-height: 1; cursor: pointer; }
.sheet h2 { margin: 0; }
.amounts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.amount {
  font: inherit; font-weight: 600; cursor: pointer; color: var(--ink);
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 4px; text-align: center;
  transition: transform .18s var(--spring), border-color .2s, background .2s;
}
.amount.is-on { background: #fff; color: #0a0a0f; border-color: #fff; transform: translateY(-2px); }
.amount.custom { display: flex; align-items: center; gap: 2px; justify-content: center; padding: 6px; font-size: .9rem; }
.amount.custom input { width: 100%; min-width: 0; background: none; border: 0; color: inherit; font: inherit; text-align: center; }
.amount.custom input::-webkit-outer-spin-button, .amount.custom input::-webkit-inner-spin-button { appearance: none; margin: 0; }
.field { display: grid; gap: 6px; font-size: .84rem; color: var(--ink-dim); position: relative; }
.field i { font-style: normal; color: var(--ink-faint); }
.field input, .field select {
  font: inherit; font-size: 1rem; color: var(--ink); background: var(--panel);
  border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; width: 100%;
}
.field input:focus, .field select:focus { outline: 2px solid color-mix(in oklab, var(--a) 70%, #fff); outline-offset: 1px; }
.counter { position: absolute; right: 10px; bottom: 10px; color: var(--ink-faint); font-size: .72rem; font-variant-numeric: tabular-nums; }
.err { color: #ff8f8f; font-size: .86rem; margin: 0; }
.starter { display: grid; gap: 14px; margin-top: 22px; }
.vs-badge { text-align: center; color: var(--ink-faint); letter-spacing: .2em; font-size: .8rem; }

/* board */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); }
.board { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; min-width: 560px; }
.board th, .board td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.board th { font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-faint); font-weight: 500; }
.board th button { font: inherit; background: none; border: 0; color: inherit; cursor: pointer; text-transform: inherit; letter-spacing: inherit; }
.board th button.is-on { color: var(--ink); }
.board tbody tr:last-child td { border-bottom: 0; }
.board .num { text-align: right; }
.board .rank { color: var(--ink-faint); width: 46px; }
.board .who { font-weight: 600; }
.board .who span { margin-right: 8px; }
.board tbody tr { position: relative; }
.board tbody tr::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--c); opacity: .8; }
.empty-note { color: var(--ink-faint); }

/* thanks */
.burst { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 5; }
.thanks-body main { display: grid; place-items: center; min-height: 62svh; }

/* legal pages */
.doc { max-width: 720px; margin-inline: auto; }
.doc h2 { margin-top: 2em; }
.doc p, .doc li { color: var(--ink-dim); }
.doc ul { padding-left: 1.2em; }

@media (max-width: 540px) {
  .nav nav a:not(.ghost) { display: none; }
  .nav { padding-bottom: 12px; }
}

@media (max-width: 620px) {
  .push-bar {
    position: sticky; bottom: 0; z-index: 4; margin-bottom: 0;
    padding: 10px 0 max(10px, env(safe-area-inset-bottom));
    background: linear-gradient(to top, var(--bg) 62%, transparent);
  }
  .tug { grid-template-columns: 1fr; gap: 14px; }
  .tug .rope { order: 3; }
  .tug .side-a { order: 1; }
  .tug .side-b { order: 2; }
  .tug { grid-auto-flow: row; }
  .side { display: grid; grid-template-columns: auto 1fr auto; align-items: center; justify-items: start; text-align: left; gap: 4px 12px; width: 100%; }
  .side-flag { grid-row: span 3; font-size: 2.6rem; }
  .side-count { grid-column: 2; }
  .side-total { grid-column: 3; grid-row: 1 / span 3; align-self: center; }
  .sheet { margin-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

.side-mini { display: grid; justify-items: center; gap: 3px; }
.side-mini b { font-size: .8rem; font-weight: 600; color: var(--ink-dim); font-variant-numeric: tabular-nums; }