/*
Theme Name: Carry the One
Theme URI: https://example.com/carry-the-one
Author: Jayant
Description: A mental-math speed game as a full WordPress theme. Solo runs across three difficulties, four-player rooms with share codes, server-side leaderboards, and an installable PWA shell.
Version: 1.4.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GPL-2.0-or-later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: carry-the-one
Tags: game, one-page, full-width-template
*/

/* The font stack is enqueued from functions.php, not imported here. */
:root{
  color-scheme: light only;
  --paper:#F4F3EC; --card:#FFFEFA; --ink:#16181F; --ink-2:#4B5162; --ink-3:#8A90A0;
  --line:#DCDACE; --grid:rgba(22,24,31,.055);
  --kiddo:#0E9594; --difficult:#4A3AE0; --expert:#DC1E5B;
  --ok:#0D8A44; --bad:#CE2F26; --gold:#B8860B;
  --accent:var(--difficult);
  --display:"Bricolage Grotesque","Trebuchet MS",system-ui,sans-serif;
  --mono:"DM Mono",ui-monospace,"SF Mono",Menlo,monospace;
  --r:14px;
  --pop:0 1px 0 rgba(22,24,31,.06), 0 10px 24px -14px rgba(22,24,31,.35);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;background:var(--paper)}
body{font-family:var(--display);color:var(--ink);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;overflow:hidden}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:none}
input{font:inherit;color:inherit;background:none}

.stage{position:relative;height:100%;width:100%;overflow:hidden;background-color:var(--paper);
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:22px 22px,22px 22px}
.screen{position:absolute;inset:0;display:none;flex-direction:column;
  padding:calc(20px + env(safe-area-inset-top)) 20px calc(22px + env(safe-area-inset-bottom));
  overflow-y:auto;-webkit-overflow-scrolling:touch}
.screen.is-active{display:flex}
.mid{margin:auto;width:100%;max-width:440px}

.ticks{height:12px;width:100%;background-image:repeating-linear-gradient(90deg,var(--accent) 0 2px,transparent 2px 12px);opacity:.9}
.eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.wordmark{margin-top:10px;font-size:clamp(28px,8vw,38px);font-weight:800;letter-spacing:-.04em;line-height:1}
.wordmark em{font-style:normal;color:var(--accent)}
.sub{margin-top:9px;max-width:34ch;color:var(--ink-2);font-size:14px;line-height:1.45}

.card{margin-top:20px;padding:6px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--pop)}
.card-body{padding:14px 14px 16px}

.tabs{display:flex;gap:4px;padding:4px;background:rgba(22,24,31,.05);border-radius:10px}
.tab{flex:1;padding:9px 4px;border-radius:7px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;
  text-transform:uppercase;color:var(--ink-2);transition:background .18s ease,color .18s ease}
.tab.is-on{background:var(--card);color:var(--ink);box-shadow:0 1px 2px rgba(22,24,31,.12)}

.field{margin-top:13px}
.field label{display:block;margin-bottom:5px;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.field input{width:100%;padding:12px 13px;background:var(--paper);border:1px solid var(--line);border-radius:10px;
  font-family:var(--mono);font-size:15.5px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}
.field input::placeholder{color:var(--ink-3)}
.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 16%,transparent)}
.field input.code{text-align:center;font-size:26px;letter-spacing:.34em;text-transform:uppercase;padding:14px 6px 14px 18px}

.btn{display:block;width:100%;margin-top:16px;padding:14px 16px;border-radius:11px;background:var(--accent);color:#fff;
  font-weight:800;font-size:16px;letter-spacing:-.01em;box-shadow:0 8px 18px -10px var(--accent);
  transition:transform .1s ease,filter .15s ease}
.btn:active{transform:scale(.985);filter:brightness(.94)}
.btn:disabled{opacity:.45;box-shadow:none;cursor:default}
.btn-ghost{background:var(--card);color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn-row{display:flex;gap:10px;margin-top:16px}
.btn-row .btn{flex:1;margin-top:0}
.msg{min-height:16px;margin-top:10px;font-family:var(--mono);font-size:11.5px;line-height:1.4;color:var(--bad)}
.msg.ok{color:var(--ok)}
.note-line{margin-top:14px;text-align:center;font-family:var(--mono);font-size:10.5px;line-height:1.6;color:var(--ink-3)}
.link{display:block;margin:16px auto 0;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-3);text-decoration:underline;text-underline-offset:4px}

/* ---------- menu tiles ---------- */
.tiles{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.tile{display:flex;align-items:center;gap:13px;text-align:left;padding:15px 14px;border-radius:var(--r);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--pop);transition:transform .15s ease}
.tile:active{transform:scale(.99)}
.tile-chip{flex:0 0 42px;height:42px;border-radius:11px;display:grid;place-items:center;
  font-family:var(--mono);font-size:17px;color:#fff;background:var(--tint,var(--accent))}
.tile-name{display:block;font-size:17.5px;font-weight:800;letter-spacing:-.02em}
.tile-desc{display:block;margin-top:2px;font-family:var(--mono);font-size:11px;color:var(--ink-2);line-height:1.35}
.tile-meta{margin-left:auto;text-align:right;flex:0 0 auto}
.tally{display:flex;gap:3px;justify-content:flex-end;margin-bottom:5px}
.tally i{width:3px;height:13px;border-radius:2px;background:var(--tint)}
.tally i.off{background:var(--ink);opacity:.13}
.tile-best{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--ink-3);white-space:nowrap}
.chev{font-family:var(--mono);color:var(--ink-3);font-size:16px}

/* ---------- lobby ---------- */
.code-plate{margin-top:18px;padding:18px 14px 16px;text-align:center;border-radius:var(--r);
  background:var(--ink);color:var(--paper);box-shadow:var(--pop)}
.code-plate .eyebrow{color:rgba(244,243,236,.55)}
.code-value{margin-top:8px;font-family:var(--mono);font-size:clamp(38px,13vw,52px);letter-spacing:.22em;
  padding-left:.22em;line-height:1;font-weight:500}
.copy{margin-top:12px;padding:9px 16px;border-radius:9px;background:rgba(244,243,236,.14);color:var(--paper);
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.slots{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.slot{display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:11px;
  background:var(--card);border:1px solid var(--line)}
.slot.empty{background:transparent;border-style:dashed;color:var(--ink-3)}
.slot-num{font-family:var(--mono);font-size:11px;color:var(--ink-3);width:14px}
.slot-name{font-weight:600;font-size:15px}
.slot-tag{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.slot-tag.host{color:var(--accent)}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--ok)}

/* ---------- game ---------- */
#screen-game{padding-left:0;padding-right:0}
.hud{width:100%;max-width:520px;margin:0 auto;padding:0 20px}
.hud-row{display:flex;align-items:center;gap:16px}
.stat{display:flex;flex-direction:column;gap:3px}
.stat b{font-family:var(--mono);font-size:21px;font-weight:500;line-height:1;font-variant-numeric:tabular-nums}
.hearts{margin-left:auto;display:flex;gap:6px;align-items:center}
.heart{width:19px;height:19px}
.heart svg{width:100%;height:100%;display:block}
.heart path{fill:var(--expert)}
.heart.spent path{fill:rgba(22,24,31,.14)}
.quit{margin-left:10px;width:32px;height:32px;border-radius:9px;background:rgba(22,24,31,.06);
  color:var(--ink-2);font-family:var(--mono);font-size:13px;display:grid;place-items:center}
.snd{flex:0 0 auto;width:32px;height:32px;border-radius:9px;background:rgba(22,24,31,.06);
  color:var(--ink-2);display:grid;place-items:center;transition:color .15s ease,background .15s ease}
.snd svg{width:17px;height:17px;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.snd.off{color:var(--ink-3)}
.snd:active{transform:scale(.94)}
.hud .snd{margin-left:10px}
.home-actions{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:16px}
.home-actions .link{margin:0}
.home-actions .snd{width:30px;height:30px}

.ruler{position:relative;margin-top:14px;height:30px;border-radius:9px;overflow:hidden;background:rgba(22,24,31,.06)}
.ruler-fill{position:absolute;inset:0;transform-origin:left center;background-color:var(--accent);
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.55) 0 1.5px,transparent 1.5px 13px);
  background-position:left center}
.ruler-fill.low{background-color:var(--bad)}
.ruler-clock{position:absolute;top:0;right:10px;height:100%;display:flex;align-items:center;
  font-family:var(--mono);font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink)}

.rivals{display:none;gap:6px;margin-top:10px;overflow-x:auto;padding-bottom:2px}
.rivals.on{display:flex}
.rival{flex:0 0 auto;display:flex;align-items:center;gap:7px;padding:6px 10px;border-radius:20px;
  background:var(--card);border:1px solid var(--line);font-family:var(--mono);font-size:11px;white-space:nowrap}
.rival b{font-weight:500;font-variant-numeric:tabular-nums}
.rival.me{border-color:var(--accent);color:var(--accent)}
.rival.out{opacity:.45}
.rival.won{border-color:var(--ok);color:var(--ok)}

.play{flex:1;min-height:0;width:100%;max-width:520px;margin:0 auto;padding:0 20px;
  display:flex;flex-direction:column;justify-content:center;gap:22px}
.equation{text-align:center;font-size:clamp(36px,11vw,58px);font-weight:800;letter-spacing:-.045em;
  line-height:1;font-variant-numeric:tabular-nums}
.equation .op{color:var(--accent);padding:0 .1em}
.equation .blank{display:inline-block;min-width:.75em;border-bottom:5px solid var(--accent);vertical-align:baseline}
.prompt-note{margin-top:12px;height:15px;text-align:center;font-family:var(--mono);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.prompt-note.good{color:var(--ok)}
.prompt-note.bad{color:var(--bad)}
.keys{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.key{position:relative;padding:22px 12px;border-radius:var(--r);background:var(--card);border:1px solid var(--line);
  box-shadow:var(--pop);font-size:clamp(24px,6.5vw,30px);font-weight:800;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;transition:transform .1s ease,background .15s ease,color .15s ease,border-color .15s ease,opacity .15s ease}
.key:active:not(:disabled){transform:scale(.97)}
.key span{position:absolute;top:7px;left:9px;font-family:var(--mono);font-size:10px;font-weight:400;color:var(--ink-3)}
.key.correct{background:var(--ok);border-color:var(--ok);color:#fff}
.key.wrong{background:var(--bad);border-color:var(--bad);color:#fff}
.key.correct span,.key.wrong span{color:rgba(255,255,255,.72)}
.key.dim{opacity:.42}
.key:disabled{cursor:default}
.streak{display:flex;align-items:center;gap:9px;justify-content:center;font-family:var(--mono);font-size:10px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.streak-bar{display:flex;gap:4px}
.streak-bar i{width:15px;height:4px;border-radius:2px;background:var(--ink);opacity:.13}
.streak-bar i.on{opacity:1;background:var(--accent)}
.banner{position:absolute;left:0;right:0;top:34%;padding:16px 20px;background:var(--ink);color:var(--paper);
  text-align:center;font-size:21px;font-weight:800;letter-spacing:-.02em;transform:translateY(-14px);
  opacity:0;pointer-events:none;z-index:5}
.banner small{display:block;margin-top:4px;font-family:var(--mono);font-size:10.5px;font-weight:400;
  letter-spacing:.14em;text-transform:uppercase;opacity:.65}

.countdown{position:absolute;inset:0;display:grid;place-items:center;background:var(--paper);z-index:9;text-align:center}
.countdown b{display:block;font-size:clamp(80px,26vw,140px);font-weight:800;letter-spacing:-.05em;line-height:1}
.countdown small{display:block;margin-top:10px;font-family:var(--mono);font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}

/* ---------- results / boards ---------- */
.result-score{margin-top:6px;font-size:clamp(66px,20vw,104px);font-weight:800;line-height:.85;
  letter-spacing:-.055em;font-variant-numeric:tabular-nums}
.result-grid{display:flex;margin-top:18px;border-radius:var(--r);overflow:hidden;background:var(--card);
  border:1px solid var(--line);box-shadow:var(--pop)}
.result-cell{flex:1;padding:13px 6px;text-align:center}
.result-cell + .result-cell{border-left:1px solid var(--line)}
.result-cell b{display:block;font-family:var(--mono);font-size:19px;font-weight:500;font-variant-numeric:tabular-nums}
.result-cell small{display:block;margin-top:4px;font-family:var(--mono);font-size:9.5px;letter-spacing:.11em;
  text-transform:uppercase;color:var(--ink-3)}

.board{margin-top:14px;border-radius:var(--r);overflow:hidden;background:var(--card);border:1px solid var(--line);box-shadow:var(--pop)}
.row{display:flex;align-items:center;gap:11px;padding:11px 13px}
.row + .row{border-top:1px solid var(--line)}
.row-rank{font-family:var(--mono);font-size:12px;color:var(--ink-3);width:20px;font-variant-numeric:tabular-nums}
.row-name{font-weight:600;font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-note{margin-left:auto;font-family:var(--mono);font-size:10px;color:var(--ink-3);letter-spacing:.06em}
.row-score{font-family:var(--mono);font-size:16px;font-variant-numeric:tabular-nums;min-width:34px;text-align:right}
.row.first .row-rank{color:var(--gold)}
.row.me{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.row.out .row-name{opacity:.55}
.empty-note{padding:22px 14px;text-align:center;font-family:var(--mono);font-size:11.5px;color:var(--ink-3);line-height:1.6}

:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* the [hidden] attribute is only a UA display:none — any author display rule
   beats it, so anything with its own display uses this instead */
.gone{display:none !important}

/* Ads.
   Never rendered on the game screen. An empty <ins> has no height, so the wrap
   takes no space until an ad actually renders — and AdSense marks a slot it
   could not fill, which we use to take the label away again. Nothing here can
   shift the result screens when there is no ad to show. */
.ad-wrap{margin-top:18px;text-align:center;max-width:100%}
.ad-label{display:none;margin-bottom:5px;font-family:var(--mono);font-size:9px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.ad-wrap.on .ad-label{display:block}
.ad-wrap ins.adsbygoogle{display:block;max-width:100%}
.ad-wrap ins.adsbygoogle[data-ad-status="unfilled"]{display:none !important}
@media (prefers-reduced-motion:reduce){*{transition-duration:.01ms !important}}

/* ---------- install sheet + share row (theme additions) ---------- */
.sheet{position:fixed;inset:0;z-index:40;display:flex;align-items:flex-end;justify-content:center;
  background:rgba(22,24,31,.45);padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom))}
.sheet-card{width:100%;max-width:440px;background:var(--card);border:1px solid var(--line);
  border-radius:18px;box-shadow:0 -8px 40px -12px rgba(22,24,31,.5);padding:20px 18px 18px}
.sheet-title{margin-top:8px;font-size:24px;font-weight:800;letter-spacing:-.03em}
.steps{margin:14px 0 0;padding-left:20px;color:var(--ink-2);font-size:14.5px;line-height:1.6}
.steps li{margin-bottom:7px}
.steps strong{color:var(--ink);font-weight:600}
.plate-actions{display:flex;gap:8px;justify-content:center;margin-top:12px;flex-wrap:wrap}
.plate-actions .copy{margin-top:0}
.offline-flag{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:9px 14px;
  padding-bottom:calc(9px + env(safe-area-inset-bottom));background:var(--ink);color:var(--paper);
  text-align:center;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase}

/* ---------- confirm-email notice ---------- */
.notice{display:flex;align-items:center;gap:12px;margin-top:16px;padding:13px 14px;border-radius:12px;
  background:#FFFEFA;border:1px solid var(--line);border-left:4px solid var(--accent);box-shadow:var(--pop)}
.notice.ok{border-left-color:var(--ok)}
.notice-title{font-size:14.5px;font-weight:700;letter-spacing:-.01em}
.notice-body{margin-top:3px;font-family:var(--mono);font-size:11px;line-height:1.45;color:var(--ink-2)}
.notice-btn{flex:0 0 auto;padding:9px 13px;border-radius:9px;background:var(--accent);color:#fff;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase}
.notice-btn:disabled{opacity:.45;cursor:default}
.notice-btn.ghost{background:transparent;color:var(--ink-2);border:1px solid var(--line)}
.notice-actions{flex:0 0 auto;display:flex;flex-direction:column;gap:6px}

/* locked play tiles while the email is unconfirmed */
.tile.locked{opacity:.55}
.tile.locked .chev{display:none}
.tile .lock{display:none}
.tile.locked .lock{display:inline-block;margin-left:auto;padding:4px 9px;border-radius:8px;
  background:rgba(22,24,31,.07);color:var(--ink-3);font-family:var(--mono);
  font-size:9.5px;letter-spacing:.12em;text-transform:uppercase}

/* ---------- load animation ---------- */
.splash{position:fixed;inset:0;z-index:60;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:20px;background:var(--paper)}
.splash-mark{width:112px;height:112px;display:block;overflow:visible}
.sp-op{opacity:0}
.splash-word{font-size:23px;font-weight:800;letter-spacing:-.035em}
.splash-word em{font-style:normal;color:var(--accent)}

/* ---------- auth extras ---------- */
.card-foot{display:flex;justify-content:center;gap:14px;margin-top:12px}
.mini-link{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--ink-3);
  text-decoration:underline;text-underline-offset:3px}

/* ---------- dashboard ---------- */
.quip{margin-top:16px;padding:13px 15px;border-radius:12px;background:var(--card);
  border:1px solid var(--line);border-left:4px solid var(--accent);box-shadow:var(--pop);
  font-size:14.5px;line-height:1.45;color:var(--ink)}
.quip b{font-weight:700}
.recent{margin-top:14px;border-radius:var(--r);overflow:hidden;background:var(--card);
  border:1px solid var(--line);box-shadow:var(--pop)}
.recent-head{padding:11px 14px 9px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-3);border-bottom:1px solid var(--line)}
.rec{display:flex;align-items:center;gap:11px;padding:10px 14px}
.rec + .rec{border-top:1px solid var(--line)}
.rec-dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--ink-3)}
.rec-dot.win{background:var(--ok)}
.rec-dot.loss{background:var(--bad)}
/* Stacks the title over the sub-line. These are spans, so without an explicit
   display they stay inline and print on top of each other — and inline boxes
   ignore the ellipsis rules below. min-width:0 lets the column shrink past its
   longest word so long opponent names truncate instead of shoving the score. */
.rec-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;justify-content:center}
.rec-title{display:block;font-size:14px;font-weight:600;letter-spacing:-.01em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rec-sub{display:block;margin-top:2px;font-family:var(--mono);font-size:10.5px;color:var(--ink-3);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rec-score{flex:0 0 auto;margin-left:auto;padding-left:6px;font-family:var(--mono);
  font-size:15px;font-variant-numeric:tabular-nums;white-space:nowrap}

@media (max-width:380px){
  .rec{gap:9px;padding:9px 12px}
  .rec-title{font-size:13.5px}
  .rec-sub{font-size:10px}
  .rec-score{font-size:14px}
}