/* Layout: one centred column; each lottery's own ball colours carry the identity, the rest stays quiet. */
:root {
  --bg: #f5f6f9;
  --surface: #ffffff;
  --ink: #141826;
  --ink-2: #4a5164;
  --ink-3: #7a8093;
  --line: #e2e5ec;
  --accent: #3b3fd8;
  --accent-ink: #ffffff;
  --chance: #c23a5a;
  --bar: #9aa3c4;
  --bar-hi: #3b3fd8;
  --good: #1d7a4f;
  /* ball colours, set per game in JS */
  --ball: #3b3fd8; --ball-ink: #fff; --ball-edge: inset 0 -3px 0 #0000001f; --freq: #3b3fd8; --bonus: #e9b300; --bonus-ink: #141826;
  --f-display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --f-body: "Public Sans", "Helvetica Neue", Arial, system-ui, sans-serif;
  --f-num: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --r: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f121b; --surface: #171b27; --ink: #eef0f6; --ink-2: #b4b9c9; --ink-3: #868ca0; --line: #272c3b;
    --accent: #8f93ff; --accent-ink: #0f121b; --chance: #ff7f9b; --bar: #4b5372; --bar-hi: #8f93ff; --good: #5fd49a;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f121b; --surface: #171b27; --ink: #eef0f6; --ink-2: #b4b9c9; --ink-3: #868ca0; --line: #272c3b;
  --accent: #8f93ff; --accent-ink: #0f121b; --chance: #ff7f9b; --bar: #4b5372; --bar-hi: #8f93ff; --good: #5fd49a;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.55 var(--f-body); }
a { color: var(--accent); }
.wrap { max-width: 1040px; margin: 0 auto; padding-inline: 20px; }
h1, h2 { font-family: var(--f-display); text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(30px, 5vw, 48px); font-weight: 800; line-height: 1.05; }
h2 { font-size: clamp(21px, 2.6vw, 26px); font-weight: 700; line-height: 1.2; }
.sub { margin: 6px 0 0; color: var(--ink-2); max-width: 62ch; }
.eyebrow { margin: 0 0 8px; font: 600 12px/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* header */
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font: 800 20px/1 var(--f-display); color: var(--ink); text-decoration: none; }
.brand-ball { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font: 600 14px/1 var(--f-num); color: #fff;
  background: radial-gradient(circle at 32% 28%, #ffffff66 0 18%, transparent 19%), var(--accent); }
.regions { display: flex; gap: 4px; flex-wrap: wrap; }
.tab { border: 1px solid transparent; background: none; color: var(--ink-2); padding: 7px 12px; border-radius: 999px; cursor: pointer; font-weight: 600; font-size: 14px; display: flex; gap: 6px; align-items: baseline; }
.tab small { font: 600 10px/1 var(--f-body); letter-spacing: .1em; color: var(--ink-3); }
.tab:hover { background: var(--surface); }
.tab[aria-selected="true"] { background: var(--ink); color: var(--bg); }
.tab[aria-selected="true"] small { color: var(--bg); opacity: .7; }

/* balls */
.balls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.ball { --s: 44px; width: var(--s); height: var(--s); border-radius: 50%; display: grid; place-items: center; flex: none;
  font: 600 calc(var(--s) * .4)/1 var(--f-num); font-variant-numeric: tabular-nums; color: var(--ball-ink);
  background: radial-gradient(circle at 27% 20%, #ffffff66 0 8%, transparent 9%), var(--ball);
  box-shadow: var(--ball-edge); }
.ball.bonus { color: var(--bonus-ink); background: radial-gradient(circle at 27% 20%, #ffffff77 0 8%, transparent 9%), var(--bonus); }
.ball.sm { --s: 34px; }
.ball.lg { --s: 58px; }
.ball.hit { box-shadow: 0 0 0 3px var(--surface), 0 0 0 5px var(--good); }
.ball.miss { opacity: .35; }
.plus { color: var(--ink-3); font: 600 18px/1 var(--f-num); padding-inline: 2px; }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 40px; align-items: end; padding-block: 40px 28px; }
.hero-meta { margin: 10px 0 0; color: var(--ink-2); }
.latest { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.round-label { font: 600 11px/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.fresh { display: inline-flex; align-items: center; gap: 6px; }
.fresh::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--good); box-shadow: 0 0 0 3px color-mix(in srgb, var(--good) 25%, transparent); }

/* blocks */
.block { padding-block: 28px; border-top: 1px solid var(--line); }
.block-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.btn { border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 9px 16px; border-radius: 999px; font-weight: 600; cursor: pointer; }
.btn:hover { border-color: var(--ink-3); }
.btn-solid { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-solid:hover { filter: brightness(1.08); border-color: var(--accent); }

.picks { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 12px; }
.pick { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.pick-top { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.pick-name { font-weight: 600; }
.pick-score { font: 500 12px/1.3 var(--f-num); color: var(--ink-3); text-align: right; white-space: nowrap; }
.pick-desc { margin: 0; font-size: 14px; color: var(--ink-2); }
.pick.is-ai { border-color: var(--accent); }
.tag { display: inline-block; font: 600 10px/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; padding: 4px 7px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); margin-left: 6px; vertical-align: 2px; }
.top-pick { background: var(--surface); border: 2px solid var(--accent); border-radius: calc(var(--r) + 4px); padding: 20px; margin-bottom: 16px; display: grid; gap: 14px; }
.top-pick-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.top-pick h3 { margin: 0; font: 800 22px/1.2 var(--f-display); }
.top-pick p { margin: 0; color: var(--ink-2); max-width: 72ch; font-size: 15px; }
.top-pick-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.chooser { display: flex; flex-wrap: wrap; gap: 6px; }
.chooser-label { width: 100%; font: 600 11px/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.choice { border: 1px solid var(--line); background: var(--bg); color: var(--ink-2); padding: 6px 12px; border-radius: 999px; cursor: pointer; font-size: 13px; font-weight: 600; }
.choice[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.choice .lead { font-weight: 400; opacity: .8; }
.smart { background: var(--surface); border: 1px dashed var(--ink-3); border-radius: var(--r); padding: 16px; margin-bottom: 12px; display: grid; gap: 10px; }
.smart p { margin: 0; font-size: 14px; color: var(--ink-2); max-width: 70ch; }

/* verdict + charts */
.verdict { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 14px; align-items: start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; margin-bottom: 14px; }
.verdict-mark { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font: 800 20px/1 var(--f-display); background: color-mix(in srgb, var(--chance) 16%, transparent); color: var(--chance); }
.verdict h3 { margin: 0 0 4px; font: 700 18px/1.3 var(--f-display); }
.verdict p { margin: 0; color: var(--ink-2); max-width: 75ch; }
.chart-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; }
.chart { width: 100%; overflow-x: auto; }
.chart svg { display: block; width: 100%; height: auto; min-width: 300px; }
.chart text { fill: var(--ink-2); font: 500 12px var(--f-body); }
.chart .num { font-family: var(--f-num); font-variant-numeric: tabular-nums; }
.chart .strong { fill: var(--ink); font-weight: 600; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .chance-line { stroke: var(--chance); stroke-width: 2; stroke-dasharray: 5 4; }
.chart .chance-label { fill: var(--chance); font-weight: 600; }
.chart .halo { paint-order: stroke; stroke: var(--surface); stroke-width: 4px; stroke-linejoin: round; }
/* backtest bars are plain HTML so they reflow at phone width */
.bt { display: grid; gap: 10px; padding-top: 22px; }
.bt-row { display: grid; grid-template-columns: minmax(96px, 150px) minmax(0, 1fr) 52px; gap: 12px; align-items: center; }
.bt-name { font-size: 14px; color: var(--ink-2); text-align: right; }
.bt-row.is-ai .bt-name { color: var(--ink); font-weight: 600; }
.bt-track { position: relative; height: 26px; }
.bt-bar { position: absolute; left: 0; top: 3px; bottom: 3px; border-radius: 0 4px 4px 0; background: var(--bar); }
.bt-row.is-ai .bt-bar { background: var(--bar-hi); }
.bt-val { font: 600 13px/1 var(--f-num); font-variant-numeric: tabular-nums; }
.bt-chance { position: absolute; top: -22px; bottom: -6px; border-left: 2px dashed var(--chance); pointer-events: none; }
.bt-chance span { position: absolute; top: 0; left: 6px; white-space: nowrap; font: 600 12px/1 var(--f-body); color: var(--chance); }
.bt-overlay { position: absolute; inset: 0; }
.bt-plot { position: relative; }
@media (max-width: 520px) { .bt-row { grid-template-columns: 88px minmax(0, 1fr) 46px; gap: 8px; } .bt-name { font-size: 13px; } }
.chart .hit { fill: transparent; cursor: default; }
.table-toggle { margin-top: 12px; }
.table-toggle summary { cursor: pointer; color: var(--ink-2); font-size: 14px; }
.table-wrap { overflow-x: auto; margin-top: 10px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-weight: 600; color: var(--ink-3); font-size: 12px; letter-spacing: .04em; }
td.n { font-family: var(--f-num); font-variant-numeric: tabular-nums; text-align: right; }

.seg { display: inline-flex; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.seg-btn { border: 0; background: none; color: var(--ink-2); padding: 6px 12px; border-radius: 999px; cursor: pointer; font-size: 14px; font-weight: 600; }
.seg-btn.is-on { background: var(--ink); color: var(--bg); }

/* checker */
.check { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.check-inputs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.check input { width: 56px; height: 48px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); text-align: center; font: 600 18px var(--f-num); }
.check input.bonus-in { border-color: var(--bonus); border-width: 2px; }
.check-error { color: var(--chance); min-height: 1.4em; margin: 8px 0 0; font-size: 14px; }
.check-out { display: grid; gap: 12px; }
.check-out .tally { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font-size: 14px; }
.chip b { font-family: var(--f-num); }

.foot { border-top: 1px solid var(--line); padding-block: 28px 48px; color: var(--ink-2); font-size: 14px; }
.foot p { max-width: 80ch; margin: 0 0 10px; }
.foot-meta { color: var(--ink-3); font-size: 13px; }

.tip { position: fixed; z-index: 20; pointer-events: none; background: var(--ink); color: var(--bg); font-size: 13px; line-height: 1.4; padding: 8px 10px; border-radius: 8px; max-width: 260px; }
.toast { position: fixed; z-index: 30; left: 50%; transform: translateX(-50%); bottom: calc(20px + env(safe-area-inset-bottom, 0px)); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-weight: 600; font-size: 14px; }

@media (max-width: 720px) {
  .hero { grid-template-columns: minmax(0, 1fr); padding-block: 28px 20px; }
  .latest { align-items: flex-start; }
  .ball.lg { --s: 46px; }
  .ball { --s: 38px; }
  .ball.sm { --s: 30px; }
  .wrap { padding-inline: 16px; }
}
@media (prefers-reduced-motion: no-preference) {
  .latest .ball { animation: drop .5s cubic-bezier(.2, .9, .3, 1.2) both; }
  .latest .ball:nth-child(2) { animation-delay: .05s } .latest .ball:nth-child(3) { animation-delay: .1s }
  .latest .ball:nth-child(4) { animation-delay: .15s } .latest .ball:nth-child(5) { animation-delay: .2s }
  .latest .ball:nth-child(6) { animation-delay: .25s } .latest .ball:nth-child(7) { animation-delay: .3s }
  .latest .ball:nth-child(8) { animation-delay: .35s }
  @keyframes drop { from { transform: translateY(-10px) scale(.9); } to { transform: none; } }
}