:root {
  --pku:#8f7a66; --pku-dark:#776e65; --ink:#776e65; --muted:#8f7a66; --paper:#faf8ef;
  --surface:#f9f6f2; --line:rgba(119,110,101,.22); --gold:#edc22e; --board:#bbada0;
  --grid:#cdc1b4; --score:#bbada0; --panel-item:#eee4da; --shadow:none; --radius:6px;
  --portal-red:#9b001f; --portal-red-dark:#720016; --portal-coral:#ef7964; --portal-cream:#fff5d6; --portal-gold:#d6ad32; --portal-card:#fffdf7;
}
* { box-sizing: border-box; }
html { min-height: 100%; background: var(--paper); }
body { margin:0; min-height:100vh; color:var(--ink); font-family:"Clear Sans", "Helvetica Neue", Arial, "Noto Sans CJK SC", "Microsoft YaHei", sans-serif; background:var(--paper); }
body.dark { --ink:#f9f6f2; --muted:#c7c1bc; --paper:#212121; --surface:#303030; --line:#5f5c59; --board:#303030; --grid:#726f6b; --score:#5f5c59; --panel-item:#4a4846; --pku:#4a4846; --pku-dark:#5f5c59; --portal-card:#2b2927; --portal-cream:#332d25; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
.shell { width: min(1180px, calc(100% - 32px)); margin: auto; padding-bottom: 70px; }
.topbar { height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-size: 23px; font-weight: 900; letter-spacing: -.8px; }
.brand-mark { width:46px; height:46px; border-radius:50%; display:block; object-fit:cover; background:#fff; box-shadow:0 0 0 1px rgba(214,173,50,.32); }
.brand em { color:var(--portal-red); font-style:normal; }
.nav { display:flex; align-items:center; gap:5px; }
.nav a, .nav button { border:0; color:var(--muted); background:transparent; border-radius:12px; padding:10px 12px; font-weight:700; cursor:pointer; }
.nav a:hover, .nav a.active, .nav button:hover { color:var(--portal-red); background:rgba(155,0,31,.08); }
.mobile-nav { display:none; }
.mobile-settings { display:none; width:42px; height:42px; border:1px solid var(--line); border-radius:13px; background:var(--surface); color:var(--ink); cursor:pointer; }
.hero { display:flex; align-items:flex-end; justify-content:space-between; gap:30px; margin:20px 0 30px; }
.eyebrow { color:var(--pku); font-size:12px; letter-spacing:2.1px; font-weight:900; text-transform:uppercase; margin-bottom:9px; }
h1 { font-size:clamp(38px,6vw,68px); line-height:.98; letter-spacing:-3.2px; margin:0; }
h2 { margin:0 0 16px; letter-spacing:-1px; }
.hero-copy { color:var(--muted); max-width:520px; line-height:1.7; margin:16px 0 0; }
.score-group { display:flex; gap:10px; }
.score-card { min-width:100px; background:var(--score); color:#f9f6f2; border-radius:6px; padding:12px 16px; text-align:center; }
.score-card.gold { background:var(--score); }
.score-card small { display:block; opacity:.65; font-size:10px; font-weight:900; letter-spacing:1.2px; }
.score-card strong { font-size:25px; letter-spacing:-1px; }
.game-layout { display:grid; grid-template-columns:minmax(310px, 560px) minmax(260px, 1fr); gap:32px; align-items:start; }
.play-main { padding-top:20px; }
.play-layout { display:grid; grid-template-columns:minmax(190px, 240px) minmax(330px, 1fr) minmax(190px, 240px); gap:24px; align-items:start; }
.play-side { padding:18px; margin-top:72px; }
.leaderboard-side, .data-side { min-width:0; }
.game-column { display:flex; flex-direction:column; align-items:center; min-width:0; }
.game-scores { justify-content:center; margin-bottom:14px; }
.game-hint { font-size:12px; text-align:center; margin:14px 0 0; }
.game-toolbar { display:flex; gap:8px; margin-bottom:14px; flex-wrap:wrap; justify-content:center; }
.next-card-panel { display:flex; align-items:center; gap:10px; margin:-4px 0 10px; padding:7px 11px; color:#5f6d72; background:#dceff0; border-radius:5px; }
.next-card-panel small { font-size:10px; font-weight:900; letter-spacing:1px; }.next-card-values { display:flex; align-items:center; gap:6px; }.next-card-panel strong { width:calc(min(8.1vw,102px)*0.75); height:calc(min(8.1vw,102px)*0.75); min-width:0; display:grid; place-items:center; padding:0; color:#fff; background:#ec6d62; border-radius:4px; text-align:center; font-size:clamp(20px,3.4vw,40px); line-height:1; }.next-card-panel strong.bonus { background:#3a5963; color:#fff; }.next-card-panel strong[data-value="1"] { background:#69aee7; }.next-card-panel strong[data-value="2"] { background:#ef6e65; }.next-card-panel strong[data-value="3"] { color:#526268;background:#faf7ed; }.next-card-panel strong[data-value="6"] { color:#526268;background:#f3ecd9; }.next-card-panel strong[data-value="12"] { color:#526268;background:#eadfbe; }.next-card-panel strong[data-value="24"] { background:#f2b36c; }.next-card-panel strong[data-value="48"] { background:#ee9363; }.next-card-panel strong[data-value="96"] { background:#df6e5e; }.next-card-panel strong[data-value="192"] { background:#6ea7aa; }.next-card-panel strong[data-value="384"] { background:#527e87; }.next-card-panel strong[data-value="768"],.next-card-panel strong[data-value="1536"],.next-card-panel strong[data-value="3072"],.next-card-panel strong[data-value="6144"] { background:#3a5963; }.next-card-panel strong.selectable { cursor:pointer; transition:transform .12s,box-shadow .12s; }.next-card-panel strong.selectable:hover { transform:translateY(-2px); box-shadow:0 3px 0 rgba(40,69,73,.25); }.next-card-hint { font-size:9px; font-weight:900; color:#385a61; white-space:nowrap; }
.threes-counter { display:flex; flex-direction:column; gap:6px; margin:10px 0 0; padding:14px 16px; color:#5f6d72; background:#eef7f7; border:1px solid #dceff0; border-radius:6px; }.threes-counter small { font-size:15px; font-weight:900; letter-spacing:1px; }.counter-row { display:flex; align-items:center; }.counter-squares { display:flex; gap:5px; align-items:center; }.counter-square { width:21px; height:21px; border-radius:3px; display:inline-block; flex:0 0 auto; padding:0; color:transparent; }.counter-square.c1 { background:#69aee7; }.counter-square.c2 { background:#ef6e65; }.counter-square.c3 { background:#faf7ed; border:1px solid #d8d0c0; }.counter-square.cb { background:#3a5963; }.counter-square.empty { background:transparent; padding:0; }
.button { border:0; border-radius:3px; padding:12px 17px; color:#f9f6f2; background:var(--pku); font-weight:800; cursor:pointer; transition:transform .15s, background .15s; }
.button:hover { background:var(--pku-dark); transform:translateY(-1px); }
.button.secondary { color:var(--ink); background:var(--panel-item); border:0; box-shadow:none; }
.button.ghost { color:var(--ink); background:var(--panel-item); box-shadow:none; }
.button:disabled { opacity:.45; cursor:not-allowed; transform:none; }
.board-wrap { display:flex; justify-content:center; width:100%; container-type:inline-size; touch-action:none; user-select:none; overflow:visible; }
.board { --cols:4; --rows:4; --gap:10px; --tile-size:min(8.1vw, 102px); position:relative; width:max-content; height:max-content; flex:0 0 auto; padding:var(--gap); background:var(--board); border-radius:6px; overflow:hidden; }
.grid-layer { display:grid; grid-template-columns:repeat(var(--cols),var(--tile-size)); grid-template-rows:repeat(var(--rows),var(--tile-size)); gap:var(--gap); }
.tile { width:var(--tile-size); height:var(--tile-size); min-width:0; border-radius:3%; background:var(--grid); }
.board-cell.inactive { visibility:hidden; background:transparent; pointer-events:none; }
.board[data-mode="shape"] { background:transparent; overflow:visible; }
.board[data-mode="shape"] .board-cell:not(.inactive),.board[data-mode="weekly-small"] .board-cell:not(.inactive),.board[data-mode="weekly-large"] .board-cell:not(.inactive) { box-shadow:0 0 0 calc(var(--gap) / 2) var(--board); }
.tile-layer,.animation-layer { position:absolute; inset:0; pointer-events:none; }
.tile-layer.is-hidden { opacity:0; }
.number-tile { position:absolute; left:var(--left); top:var(--top); width:var(--tile-size); height:var(--tile-size); display:grid; place-items:center; overflow:hidden; border-radius:3%; background:#eee4da; color:#776e65; font-size:clamp(18px,4.1vw,48px); font-weight:900; letter-spacing:-2px; line-height:1; font-variant-numeric:tabular-nums; will-change:transform; }
.number-tile>span { display:block; white-space:nowrap; text-align:center; }
.number-tile[data-value="2"] { background:#eee4da; color:#776e65; }
.number-tile[data-value="4"] { background:#ede0c8; color:#776e65; }
.number-tile[data-value="8"] { background:#f2b179; color:#f9f6f2; }
.number-tile[data-value="16"] { background:#f59563; color:#f9f6f2; }
.number-tile[data-value="32"] { background:#f67c5f; color:#f9f6f2; }
.number-tile[data-value="64"] { background:#f65e3b; color:#f9f6f2; }
.number-tile[data-value="128"] { background:#edcf72; color:#f9f6f2; font-size:clamp(17px,3.7vw,42px); }
.number-tile[data-value="256"] { background:#edcc61; color:#f9f6f2; font-size:clamp(17px,3.7vw,42px); }
.number-tile[data-value="512"] { background:#edc850; color:#f9f6f2; font-size:clamp(17px,3.7vw,42px); }
.number-tile[data-value="1024"] { background:#edc53f; color:#f9f6f2; font-size:clamp(15px,3.1vw,35px); }
.number-tile[data-value="2048"] { background:#edc22e; color:#f9f6f2; font-size:clamp(15px,3.1vw,35px); }
.number-tile.super { background:#3c3a32; color:#f9f6f2; font-size:clamp(13px,2.7vw,30px); }
.number-tile.digits-6 { font-size:clamp(13px,2.6vw,30px); letter-spacing:-1.8px; }
.number-tile.digits-7 { font-size:clamp(12px,2.3vw,26px); letter-spacing:-1.8px; }
.number-tile.digits-8 { font-size:clamp(11px,2vw,23px); letter-spacing:-1.6px; }
.number-tile.digits-9 { font-size:clamp(10px,1.8vw,20px); letter-spacing:-1.5px; }
.number-tile.obstacle { color:transparent!important; background:#2f2c2a!important; box-shadow:inset 0 0 0 3px rgba(255,255,255,.09),0 2px 2px rgba(0,0,0,.16); }
.obstacle-mark { width:34%;height:34%;border-radius:3px;background:rgba(255,255,255,.12);box-shadow:0 0 0 2px rgba(0,0,0,.08); }
.number-tile.spawn { animation:tile-appear .2s ease; }
.number-tile.merge { z-index:2; animation:tile-pop .2s ease; }
.motion-tile { z-index:3; transition:transform .1s ease-in-out; transform:translate3d(0,0,0); }
.motion-tile.moving { transform:translate3d(var(--move-x),var(--move-y),0); }
.game-message { position:absolute; inset:0; z-index:10; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px; padding:10px; text-align:center; color:#776e65; background:rgba(238,228,218,.88); animation:game-message-in .24s ease both; }
.game-message[hidden] { display:none; }
.game-message h2 { margin:0; font-size:clamp(22px,5vw,48px); line-height:1; letter-spacing:-1.5px; }
.game-message p { max-width:360px; margin:0; font-size:clamp(9px,1.8vw,13px); line-height:1.35; font-weight:700; }
.game-message-actions { display:flex; align-items:center; justify-content:center; gap:7px; flex-wrap:wrap; }
.game-message .button { padding:8px 12px; font-size:11px; }
.dark .game-message { color:#f9f6f2; background:rgba(48,48,48,.9); }
@keyframes tile-appear { from { transform:scale(0); opacity:0 } to { transform:scale(1); opacity:1 } }
@keyframes tile-pop { 0% { transform:scale(1) } 50% { transform:scale(1.2) } 100% { transform:scale(1) } }
@keyframes game-message-in { from { opacity:0 } to { opacity:1 } }
.dark .number-tile[data-value="2"] { background:#043c24; color:#f9f6f2; }
.dark .number-tile[data-value="4"] { background:#06643d; color:#f9f6f2; }
.dark .number-tile[data-value="8"] { background:#1b955b; }
.dark .number-tile[data-value="16"] { background:#20c175; }
.dark .number-tile[data-value="32"] { background:#fc56a0; }
.dark .number-tile[data-value="64"] { background:#e4317f; }
.dark .number-tile[data-value="128"] { background:#9122ff; }
.dark .number-tile[data-value="256"] { background:#8000ff; }
.dark .number-tile[data-value="512"] { background:#6600cc; }
.dark .number-tile[data-value="1024"] { background:#5500aa; }
.dark .number-tile[data-value="2048"] { background:#45008a; }
.dark .number-tile.super { background:#0057b8; }
.board[data-family="threes"] { --board:#b8d8d8; --grid:#d9e9e7; }
.board[data-family="threes"] .number-tile { color:#fff; background:#eee8df; border:2px solid rgba(255,255,255,.56); box-shadow:0 2px 0 rgba(40,69,73,.12); }
.board[data-family="threes"] .number-tile[data-value="1"] { background:#69aee7; }.board[data-family="threes"] .number-tile[data-value="2"] { background:#ef6e65; }.board[data-family="threes"] .number-tile[data-value="3"] { color:#526268;background:#faf7ed; }.board[data-family="threes"] .number-tile[data-value="6"] { color:#526268;background:#f3ecd9; }.board[data-family="threes"] .number-tile[data-value="12"] { color:#526268;background:#eadfbe; }.board[data-family="threes"] .number-tile[data-value="24"] { background:#f2b36c; }.board[data-family="threes"] .number-tile[data-value="48"] { background:#ee9363; }.board[data-family="threes"] .number-tile[data-value="96"] { background:#df6e5e; }.board[data-family="threes"] .number-tile[data-value="192"] { background:#6ea7aa; }.board[data-family="threes"] .number-tile[data-value="384"] { background:#527e87; }.board[data-family="threes"] .number-tile.super { background:#3a5963; color:#fff; font-size:clamp(9px,1.9vw,20px); }.board[data-family="threes"] .number-tile[data-value="768"] { background:#3a5963; }.board[data-family="threes"] .number-tile[data-value="1536"] { background:#3a5963; font-size:clamp(13px,2.8vw,32px); }.board[data-family="threes"] .number-tile[data-value="3072"] { background:#3a5963; font-size:clamp(12px,2.5vw,28px); }.board[data-family="threes"] .number-tile[data-value="6144"] { background:#3a5963; font-size:clamp(12px,2.5vw,28px); }
.board[data-family="isotopic"] .number-tile { letter-spacing:0; }
.isotope { position:relative; display:inline-flex!important; align-items:flex-start; justify-content:center; gap:.06em; max-width:none; font-size:inherit; line-height:.9; }.isotope small { flex:0 0 auto; margin-top:.04em; font-size:.34em; font-weight:900; line-height:1; }.isotope b { flex:0 0 auto; font:inherit; line-height:.9; }.isotope i { position:absolute; right:-.42em; bottom:-.58em; width:1.45em;height:1.45em;display:grid;place-items:center;border-radius:50%;color:#fff;background:#d8544e;font-size:.24em;font-style:normal;box-shadow:0 0 0 2px #fff9; }.number-tile.unstable { box-shadow:inset 0 0 0 3px rgba(216,84,78,.58); }
.panel { background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:22px; }
.side-stack { display:grid; gap:16px; }
.panel-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:15px; }
.panel-head h3 { margin:0; font-size:16px; }
.live { display:inline-flex; gap:6px; align-items:center; color:var(--pku); font-size:11px; font-weight:900; letter-spacing:1px; }
.live::before { content:""; width:7px; height:7px; border-radius:50%; background:#42a669; box-shadow:0 0 0 4px rgba(66,166,105,.14); }
.metrics { display:grid; grid-template-columns:repeat(2,1fr); gap:10px; }
.metrics-single { grid-template-columns:1fr; }
.metric { padding:13px; border:1px solid var(--line); border-radius:14px; }
.metric small { display:block; color:var(--muted); font-size:11px; margin-bottom:4px; }
.metric strong { font-size:19px; }
.rank-list { display:grid; gap:8px; }
.rank-row { display:grid; grid-template-columns:30px 1fr auto; align-items:center; gap:9px; padding:9px; border-radius:12px; }
.rank-row:nth-child(-n+3) { background:rgba(198,156,72,.1); }
.rank-no { width:27px;height:27px;border-radius:9px;display:grid;place-items:center;background:rgba(140,29,64,.1);color:var(--pku);font-size:12px;font-weight:900; }
.muted { color:var(--muted); }
.empty { color:var(--muted); text-align:center; padding:25px 0; }
.page { padding-top:24px; }
.page-header { margin:12px 0 28px; }
.page-header h1 { font-size:clamp(38px,7vw,64px); }
.grid-cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:16px; }
.variant-card { position:relative; min-height:210px; overflow:hidden; padding:23px; display:flex; flex-direction:column; justify-content:space-between; background:var(--surface); border:1px solid var(--line); border-radius:22px; box-shadow:var(--shadow); transition:transform .2s; }
.variant-card:hover { transform:translateY(-4px); }
.variant-card strong { font-size:37px; letter-spacing:-2px; }
.mini-grid { position:absolute; right:-15px; bottom:-18px; display:grid; gap:4px; opacity:.22; transform:rotate(-6deg); }
.mini-grid i { width:38px; height:38px; border-radius:9px; background:var(--pku); }
.mode-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:14px; }
.mode-card { position:relative; min-height:285px; padding:22px; overflow:hidden; background:var(--surface); border:1px solid var(--line); border-radius:10px; }
.mode-index { position:absolute; right:22px; top:18px; color:#c8bbb5; font-size:12px; font-weight:900; }
.mode-symbol { width:54px; height:54px; display:grid; place-items:center; color:#fff; background:var(--portal-red); border-radius:7px; }.mode-symbol svg { width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round; }.mode-symbol svg .solid { fill:currentColor;stroke:none; }
.mode-card:nth-child(2) .mode-symbol { background:#d6ad32; }.mode-card:nth-child(3) .mode-symbol { background:#ef7964; }.mode-card:nth-child(4) .mode-symbol { background:#8d6cab; }.mode-card:nth-child(5) .mode-symbol { background:#3c8c91; }.mode-card:nth-child(6) .mode-symbol { background:#ec6d62; }.mode-card:nth-child(7) .mode-symbol { background:#4f7f66; }
.mode-card h2 { margin:15px 0 7px; font-size:22px; }.mode-card>p { min-height:62px; margin:0; color:var(--muted); font-size:12px; line-height:1.62; }
.mode-config { display:flex; gap:9px; margin:14px 0 13px; flex-wrap:wrap; }.mode-config label,.leaderboard-filters label { display:grid; gap:6px; color:var(--muted); font-size:11px; font-weight:800; }.mode-config select,.leaderboard-filters select { min-width:132px; padding:11px 13px; color:var(--ink); background:var(--paper); border:1px solid var(--line); border-radius:5px; font-size:15px; font-weight:700; }
.fixed-board { min-width:120px; padding:10px 11px; color:var(--ink); background:var(--paper); border:1px solid var(--line); border-radius:5px; font-size:13px; }
.mode-help-panel { display:flex; align-items:center; gap:28px; margin-top:18px; }.mode-help-panel>div { min-width:190px; }.mode-help-panel h2 { margin:0; }.mode-help-panel p { flex:1; margin:0; color:var(--muted); font-size:13px; line-height:1.7; }
.game-mode-title { display:flex; align-items:center; justify-content:center; gap:9px; margin-bottom:10px; flex-wrap:wrap; }.game-mode-title b { color:var(--portal-red); }.game-mode-title span { color:var(--muted); font-size:11px; }.game-mode-title label { display:flex; align-items:center; gap:6px; color:var(--muted); font-size:10px; font-weight:800; }.game-mode-title select { max-width:130px; padding:5px 7px; color:var(--ink); background:var(--surface); border:1px solid var(--line); border-radius:4px; }
.compact-header { max-width:760px; }
.training-layout { display:grid; grid-template-columns:minmax(320px,540px) minmax(230px,1fr); align-items:start; gap:28px; }
.training-side { margin-top:48px; }
.next-drop { display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; padding:13px 15px; color:var(--muted); background:var(--panel-item); border-radius:6px; }.next-drop strong { width:var(--next-size,52px);height:var(--next-size,52px);display:grid;place-items:center;color:#776e65;background:var(--next-color,#eee4da);border-radius:50%;font-size:clamp(12px,2vw,22px);box-shadow:0 3px 0 rgba(119,110,101,.15); }
.synthesis-layout { grid-template-columns:minmax(170px,200px) minmax(320px,520px) minmax(170px,200px); justify-content:center; gap:20px; }
.synthesis-layout>section:first-child { grid-column:2; }
.synthesis-side { grid-column:3; display:grid; width:100%; margin-top:0; gap:18px; }
.suika-world { position:relative;width:min(100%,520px);margin:auto;overflow:hidden;touch-action:none;user-select:none;background:radial-gradient(circle at 50% 15%,rgba(255,255,255,.66),transparent 52%),linear-gradient(180deg,rgba(238,228,218,.3),rgba(187,173,160,.16));border-radius:0 0 34px 34px;box-shadow:inset 0 -8px 20px rgba(119,110,101,.1);cursor:crosshair; }
.suika-world canvas { position:absolute;inset:0;z-index:1;width:100%!important;height:100%!important; }
.suika-warning { position:absolute;left:0;right:0;top:14.8%;z-index:2;border-top:2px dashed rgba(181,42,66,.46);pointer-events:none; }.suika-warning span { position:absolute;right:7px;top:-18px;color:#b52a42;font-size:10px;font-weight:900; }
.suika-preview { position:absolute;left:var(--preview-x);top:7px;z-index:3;width:var(--preview-size);height:var(--preview-size);display:grid;place-items:center;transform:translateX(-50%);border-radius:50%;color:#776e65;background:var(--preview-color);font-size:clamp(11px,2.2vw,19px);font-weight:900;box-shadow:0 4px 0 rgba(119,110,101,.16);pointer-events:none;transition:left .06s linear,width .15s,height .15s,background .15s; }
.synthesis-over { position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#776e65;background:rgba(238,228,218,.9); }.synthesis-over[hidden] { display:none; }.synthesis-over h2 { margin:0;font-size:42px; }
.draw-options { display:flex;align-items:end;gap:12px;margin:0 0 22px;flex-wrap:wrap; }.draw-options label { display:grid;gap:5px;color:var(--muted);font-size:11px;font-weight:800; }.draw-options select { min-width:130px;padding:10px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:5px; }
.daily-stamp { display:flex;align-items:center;gap:16px;width:max-content;max-width:100%;margin:0 0 22px;padding:12px 16px;color:var(--muted);background:var(--surface);border-left:4px solid var(--portal-red); }.daily-stamp small { font-weight:800; }.daily-stamp strong { color:var(--portal-red);letter-spacing:1px; }.daily-stamp span { font-size:11px; }
.direction-pad { display:grid; grid-template-columns:repeat(3,34px); gap:4px; margin-top:12px; }.direction-pad button,.direction-pad i { width:34px; height:30px; display:grid; place-items:center; border:0; border-radius:4px; color:var(--ink); background:var(--panel-item); font-style:normal; font-weight:900; cursor:pointer; }.direction-pad button:hover { color:#fff; background:var(--pku); }
.game-help { width:min(100%,460px); margin-top:10px; padding:10px 13px; color:var(--muted); background:var(--surface); border:1px solid var(--line); border-radius:6px; font-size:11px; line-height:1.55; }.game-help summary { color:var(--ink); font-weight:800; cursor:pointer; }.game-help p { margin:8px 0 0; }
.battle-page { padding-top:8px; }.battle-hero { display:flex;align-items:center;justify-content:space-between;gap:20px;margin:6px 0 14px; }.battle-hero h1 { margin:3px 0 0;font-size:clamp(28px,3.5vw,38px); }.battle-hero p { max-width:720px;margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.55; }.battle-connection { flex:0 0 auto;padding:7px 10px;border-radius:99px;color:var(--muted);background:var(--surface);border:1px solid var(--line);font-size:9px;font-weight:900; }.battle-connection.online { color:#287a50;background:#e4f4e9;border-color:#b9ddc5; }
.battle-entry-grid { display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px; }.battle-entry { min-height:0;padding:16px 18px; }.battle-entry-title { display:flex;align-items:center;justify-content:space-between;gap:12px; }.battle-entry-title h2 { margin:0;font-size:18px; }.battle-entry-title span { color:var(--muted);font-size:9px; }.battle-entry .field { margin:10px 0; }.compact-field { display:grid;grid-template-columns:auto 1fr;align-items:center;gap:10px; }.compact-field input { min-width:0; }.battle-account { margin:12px 0;padding:10px 12px;border-radius:6px;background:var(--panel-item);font-size:11px; }.compact-account { margin-bottom:10px; }.battle-entry-settings,.battle-room-settings { display:flex;align-items:end;gap:9px;flex-wrap:wrap;margin:11px 0; }.battle-entry-settings label,.battle-room-settings label { display:grid;gap:5px;color:var(--muted);font-size:10px;font-weight:800; }.battle-entry-settings select,.battle-entry-settings input,.battle-room-settings select,.battle-room-settings input { min-width:130px;padding:9px 10px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:5px;font-weight:800; }.battle-join-line { display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:12px; }.battle-join-line input { min-width:0;padding:10px 12px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:5px;font-size:14px;font-weight:900;letter-spacing:2px;text-transform:uppercase; }.battle-landing-arena { margin-top:14px;padding:14px;background:var(--surface);border:1px solid var(--line);border-radius:9px; }.battle-arena-heading { display:flex;align-items:end;justify-content:space-between;gap:12px;margin:0 2px 11px; }.battle-arena-heading small { color:var(--muted);font-size:8px;font-weight:900;letter-spacing:1.4px; }.battle-arena-heading h2 { margin:3px 0 0;font-size:18px; }.battle-arena-heading>span { color:var(--muted);font-size:9px; }.battle-preview-player { background:var(--paper); }
.battle-race-setting[hidden],#battle-timed-duration[hidden],#battle-dealer-fixed[hidden],#battle-blood-fixed[hidden],#battle-accuracy-fixed[hidden],#battle-accuracy-max-players-field[hidden],#battle-accuracy-timing-field[hidden],#battle-accuracy-time-limit-field[hidden],#battle-accuracy-step-bonus-field[hidden] { display:none!important; }
.weekly-orientation-controls { display:flex;align-items:center;justify-content:center;gap:7px;flex-wrap:wrap;margin:0 0 12px;padding:9px 11px;background:var(--surface);border:1px solid var(--line);border-radius:7px; }.weekly-orientation-controls span { color:var(--muted);font-size:10px;font-weight:800; }.weekly-orientation-controls .button { margin:0;padding:7px 9px;font-size:10px; }.weekly-orientation-controls .button[disabled] { opacity:.45;cursor:not-allowed; }
.battle-room-head { display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px;padding:7px 10px;background:var(--surface);border:1px solid var(--line);border-radius:7px; }.battle-room-head>div:first-child { display:flex;align-items:center;gap:8px;flex-wrap:wrap; }.battle-room-head small { color:var(--muted);font-size:7px;font-weight:900;letter-spacing:1.2px; }.battle-room-head strong { color:var(--portal-red);font-size:14px;letter-spacing:1.3px; }.battle-room-head span { color:var(--muted);font-size:9px; }.battle-room-actions { display:flex;gap:6px;flex-wrap:wrap; }.battle-room-actions .button { padding:6px 9px;font-size:8px; }.battle-room-settings,.battle-room-summary { margin:0 0 10px;padding:10px 13px;background:var(--surface);border-left:3px solid var(--portal-red); }.battle-room-settings { align-items:end; }.battle-settings-label { display:grid;gap:2px;margin-right:auto; }.battle-settings-label small { color:var(--portal-red);font-size:9px;font-weight:900; }.battle-settings-label span { color:var(--muted);font-size:9px; }.battle-room-summary { display:flex;gap:18px;align-items:center; }.battle-room-summary span { color:var(--muted);font-size:11px; }.battle-room-summary.compact { gap:8px;margin:0;padding:2px 8px;background:var(--panel-item);border:0;border-radius:4px;font-size:9px; }.battle-room-summary.compact span { font-size:9px; }.battle-start-strip,.battle-result { display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:10px;padding:11px 14px;color:var(--ink);background:#fff1c9;border:1px solid #ead59b;border-radius:7px;font-size:11px; }.battle-result { justify-content:center;background:#f7e8ec;border-color:#e4bbc5; }.battle-result strong { color:var(--portal-red);font-size:18px; }.battle-result span { color:var(--muted); }
.battle-grid { display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start; }.battle-player { min-width:0;padding:17px;background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden; }.battle-player.own { border-top:5px solid var(--portal-red); }.battle-player.opponent { border-top:5px solid var(--portal-gold); }.battle-player>header { display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px; }.battle-player>header small { color:var(--muted);font-size:9px;font-weight:900;letter-spacing:1.4px; }.battle-player>header h2 { margin:4px 0 0;font-size:20px; }.battle-presence { padding:5px 8px;border-radius:99px;color:var(--muted);background:var(--panel-item);font-size:9px;font-weight:900; }.battle-presence.online { color:#287a50;background:#e4f4e9; }.battle-score-line { display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:7px; }.battle-score-line>div { padding:9px 10px;background:var(--panel-item);border-radius:5px; }.battle-score-line small { display:block;color:var(--muted);font-size:8px;font-weight:900; }.battle-score-line strong { font-size:16px; }.battle-progress { height:5px;margin-bottom:13px;overflow:hidden;border-radius:99px;background:var(--grid); }.battle-progress i { display:block;height:100%;background:var(--portal-red);transition:width .18s; }.battle-player.opponent .battle-progress i { background:var(--portal-gold); }.battle-player .board { --tile-size:min(5.3vw,74px);--gap:6px; }.battle-player .number-tile { font-size:clamp(14px,3vw,32px); }.battle-board-meta { display:flex;justify-content:space-between;margin:10px 0 0;color:var(--muted);font-size:10px; }
.battle-grid.multiplayer-grid { grid-template-columns:repeat(auto-fit,minmax(330px,1fr)); }.battle-grid.multiplayer-grid .battle-player .board { --tile-size:min(4.2vw,58px); }.battle-grid.multiplayer-grid .battle-player .number-tile { font-size:clamp(13px,2.25vw,25px); }
.battle-player .number-tile.digits-6 { font-size:18px; }.battle-player .number-tile.digits-7 { font-size:16px; }.battle-player .number-tile.digits-8 { font-size:14px; }.battle-player .number-tile.digits-9 { font-size:12px; }
.accuracy-orientation { display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:10px;padding:8px 10px;background:var(--panel-item);border:1px solid var(--line);border-radius:7px; }.accuracy-orientation[hidden] { display:none!important; }.accuracy-orientation span { margin-right:auto;color:var(--muted);font-size:9px;font-weight:800; }.accuracy-orientation .button { margin:0;padding:7px 9px;font-size:9px;white-space:nowrap; }
.accuracy-scoreboard { display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;margin:0 0 10px;padding:10px 14px;color:var(--ink);background:linear-gradient(110deg,#f8ecef,#fff8e6);border:1px solid #e2c0c8;border-radius:8px; }.accuracy-scoreboard>span,.accuracy-scoreboard>small { color:var(--muted);font-size:9px;font-weight:900;letter-spacing:.6px; }.accuracy-scoreboard>div { display:flex;align-items:center;justify-content:center;gap:12px; }.accuracy-scoreboard strong { color:var(--score-color,var(--ink));font-size:13px; }.accuracy-scoreboard strong b { margin-left:6px;color:var(--portal-red);font-size:23px;font-variant-numeric:tabular-nums; }.accuracy-scoreboard i { color:var(--muted);font-style:normal;font-weight:900; }
.timed-race-scoreboard { display:grid;grid-template-columns:180px minmax(0,1fr);gap:12px;margin:0 0 10px;padding:11px 14px;background:linear-gradient(110deg,#fff4d6,#f8ecef);border:1px solid #e4c68a;border-radius:8px; }.timed-race-scoreboard header { display:flex;align-items:center;justify-content:space-between;gap:10px;padding-right:14px;border-right:1px solid #dfc99c; }.timed-race-scoreboard header div { display:grid;gap:2px; }.timed-race-scoreboard header small,.timed-race-scoreboard header span { color:var(--muted);font-size:8px;font-weight:900;letter-spacing:.7px; }.timed-race-scoreboard header strong { color:var(--portal-red);font-size:24px;font-variant-numeric:tabular-nums; }.timed-race-scoreboard ol { display:flex;align-items:center;gap:7px;margin:0;padding:0;overflow-x:auto;list-style:none; }.timed-race-scoreboard li { min-width:145px;display:grid;grid-template-columns:28px minmax(54px,1fr) auto;align-items:center;gap:5px;padding:7px 9px;background:var(--paper);border:1px solid var(--line);border-radius:6px; }.timed-race-scoreboard li.own { border-color:var(--portal-red); }.timed-race-scoreboard li>b { color:var(--portal-red);font-size:10px; }.timed-race-scoreboard li>span { overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px;font-weight:900; }.timed-race-scoreboard li>strong { font-size:11px;font-variant-numeric:tabular-nums; }.timed-race-scoreboard li>small { grid-column:2/4;color:var(--muted);font-size:8px; }.timed-race-actions { background:#f8f1df;border-color:#e4c68a; }
.accuracy-round-actions { display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:10px;padding:9px 10px;background:#fff8e6;border:1px solid #ead59b;border-radius:7px; }.accuracy-round-actions .button { margin:0;padding:8px 11px;font-size:10px;white-space:nowrap; }.accuracy-round-actions .danger { color:#9b001f;border-color:#d9a7b2; }.accuracy-round-actions>span { color:var(--muted);font-size:9px; }.accuracy-round-actions .accuracy-draw-wait { color:var(--ink);font-weight:800; }.accuracy-round-actions b { color:var(--portal-red);font-variant-numeric:tabular-nums; }.accuracy-rematch-strip { background:#edf6ef;border-color:#bad8c3; }
.accuracy-replay-actions { background:#edf6ef;border-color:#bad8c3; }.accuracy-replay-actions .button { background:#287a50;border-color:#287a50; }
.spectator-strip { margin-bottom:10px;background:#edf3f7;border-color:#b9ccd8; }.spectator-strip .button { margin:0;padding:8px 12px;font-size:10px; }.battle-kick { margin-left:auto;padding:5px 8px!important;font-size:9px!important;white-space:nowrap; }
.battle-grid.accuracy-private-grid { grid-template-columns:minmax(0,1.55fr) minmax(250px,.45fr); }.accuracy-private-grid .battle-player.own .board { --tile-size:min(7vw,98px);--gap:8px;margin-inline:auto; }.accuracy-private-note { margin:12px 0 4px;padding:9px 10px;color:var(--muted);background:var(--panel-item);border-left:3px solid var(--portal-gold);font-size:9px;line-height:1.45; }.accuracy-private-opponent .battle-board-meta { gap:12px;flex-wrap:wrap; }
.battle-grid.accuracy-layout { grid-template-columns:minmax(0,1.65fr) minmax(220px,.35fr);grid-auto-flow:row;align-items:start; }.accuracy-layout .battle-player.own { grid-column:1;grid-row:1; }.accuracy-opponent-rail { grid-column:2;display:flex;flex-direction:column;gap:10px;min-width:0; }.accuracy-layout .battle-player.opponent { grid-column:auto;padding:11px; }.accuracy-layout .battle-player.own .board { --tile-size:min(8vw,112px);--gap:9px;margin-inline:auto; }.accuracy-layout .battle-player.opponent .board { --tile-size:min(2.9vw,42px);--gap:4px; }.battle-grid.accuracy-solo { grid-template-columns:minmax(0,1fr); }.accuracy-solo .battle-player.own { grid-column:1;grid-row:1; }.accuracy-solo .battle-player.own .board { --tile-size:min(12vw,150px);--gap:10px; }
.accuracy-clock { margin-left:auto;padding:5px 8px;border-radius:99px;color:#287a50;background:#e4f4e9;font-size:11px;font-weight:900;font-variant-numeric:tabular-nums; }.accuracy-clock.expired { color:#fff;background:#a21f35; }
@media (max-width:700px){.battle-grid.accuracy-layout{grid-template-columns:minmax(300px,1fr) 175px;}.accuracy-layout .battle-player.own .board{--tile-size:68px;--gap:6px;}.accuracy-layout .battle-player.opponent .board{--tile-size:28px;--gap:3px;}.battle-grid.accuracy-solo{grid-template-columns:minmax(0,1fr);}.accuracy-solo .battle-player.own .board{--tile-size:min(18vw,92px);--gap:6px;}}
.accuracy-correction { color:#fff;background:rgba(92,35,48,.62);backdrop-filter:blur(.75px);pointer-events:none; }.accuracy-correction small { position:relative;z-index:2;padding:6px 11px;border-radius:99px;background:rgba(255,255,255,.16);font-size:clamp(14px,1.8vw,19px);font-weight:900;letter-spacing:.5px; }.accuracy-correction h2 { position:relative;z-index:2;margin:8px 0 2px;font-size:clamp(58px,10vw,100px);line-height:.92; }.accuracy-correction p { position:relative;z-index:2;margin:6px 0 0;font-size:clamp(12px,1.7vw,17px);font-weight:900;line-height:1.55; }
.battle-presence.ready { color:#fff;background:#287a50; }.battle-countdown { color:#fff;background:rgba(76,63,50,.88);backdrop-filter:blur(2px); }.battle-countdown small,.battle-victory small { position:relative;z-index:2;font-size:9px;font-weight:900;letter-spacing:2px; }.battle-countdown h2 { font-size:clamp(62px,11vw,110px);font-variant-numeric:tabular-nums; }.battle-victory { overflow:hidden;color:#fff;background:linear-gradient(145deg,rgba(155,0,31,.91),rgba(202,162,39,.88)); }.battle-victory.runner-up { color:#f9f6f2;background:rgba(80,71,63,.9); }.battle-victory h2,.battle-victory p { position:relative;z-index:2; }.battle-confetti { position:absolute;inset:0;overflow:hidden;pointer-events:none; }.battle-confetti i { position:absolute;top:-14%;left:var(--x);width:7px;height:16px;background:hsl(calc(var(--i)*43deg) 80% 60%);animation:battle-confetti-fall 1.8s linear infinite;animation-delay:var(--delay);transform:rotate(calc(var(--i)*21deg)); }.battle-start-strip .button[disabled] { opacity:.45;cursor:not-allowed; }.battle-player .game-message { border-radius:3px; }
@keyframes battle-confetti-fall { to { top:115%;transform:rotate(600deg) } }
.board.decorated { overflow:visible; }.blood-obstacle-sticker { position:absolute;top:50%;z-index:9;width:58px;min-height:72px;display:grid;grid-template-columns:15px 1fr;align-content:center;align-items:center;gap:2px 5px;padding:8px 7px;color:#fff;background:#2f2c2a;border:2px solid #f5e5b5;border-radius:6px;box-shadow:0 5px 13px rgba(47,44,42,.35);pointer-events:none;transform-origin:center; }.blood-obstacle-sticker.own { right:-7px;transform:translate(50%,-50%) rotate(2deg); }.blood-obstacle-sticker.opponent { left:-7px;transform:translate(-50%,-50%) rotate(-2deg); }.blood-obstacle-sticker i { grid-row:1/3;width:14px;height:14px;border-radius:2px;background:#171615;box-shadow:inset 0 0 0 2px rgba(255,255,255,.12); }.blood-obstacle-sticker span { font-size:8px;font-weight:900;letter-spacing:1px; }.blood-obstacle-sticker strong { font-size:24px;line-height:1; }.blood-obstacle-sticker.hit.own { animation:blood-sticker-hit-own .38s ease; }.blood-obstacle-sticker.hit.opponent { animation:blood-sticker-hit-opponent .38s ease; }
@keyframes blood-sticker-hit-own { 45% { transform:translate(50%,-50%) rotate(8deg) scale(1.22);background:#9b001f } } @keyframes blood-sticker-hit-opponent { 45% { transform:translate(-50%,-50%) rotate(-8deg) scale(1.22);background:#9b001f } }
.battle-settled-badge { margin-left:8px;padding:3px 9px;border-radius:99px;color:#fff;background:#2f2c2a;border:1px solid #f5e5b5;font-size:9px;font-weight:900;white-space:nowrap; }.battle-settled-badge.opponent { background:#5a4a3f; }
.blood-settle-row { display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:11px;padding:9px 11px;background:var(--panel-item);border:1px solid var(--line);border-radius:7px; }.blood-settle-row[hidden] { display:none!important; }.blood-settle-row.opponent { justify-content:center; }.blood-settle-row .button { margin:0;padding:8px 14px;font-size:11px;white-space:nowrap; }.blood-settle-row .button[disabled] { opacity:.55;cursor:not-allowed; }.blood-auto-settle { color:var(--muted);font-size:10px;white-space:nowrap; }.blood-auto-settle b { color:var(--portal-red);font-variant-numeric:tabular-nums; }.blood-auto-settle.expired { color:var(--portal-red);font-weight:900; }
.dealer-battle-layout { display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);gap:16px;align-items:start; }.dealer-game-panel .board { --tile-size:min(7vw,86px); }.dealer-console { padding:18px; }.dealer-credit { display:grid;gap:4px;margin:14px 0;padding:15px;background:var(--panel-item);border-radius:7px; }.dealer-credit small { color:var(--muted);font-size:9px;font-weight:900; }.dealer-credit strong { color:var(--portal-red);font-size:28px; }.dealer-credit span { color:var(--muted);font-size:9px; }.dealer-window { margin:12px 0;min-height:42px; }.dealer-console>#dealer-pause { width:100%; }.dealer-console>#dealer-pause[disabled] { opacity:.45; }.dealer-values { display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:12px 0; }.dealer-values button { padding:14px;border:2px solid var(--line);border-radius:7px;color:var(--ink);background:var(--paper);font-size:22px;font-weight:900;cursor:pointer; }.dealer-values button.selected { color:#fff;background:var(--portal-red);border-color:var(--portal-red); }.dealer-roles { display:grid;gap:6px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted);font-size:10px; }.board[data-dealer-value] .board-cell[data-value="0"] { cursor:crosshair; }.board[data-dealer-value] .board-cell[data-value="0"]:hover { outline:3px solid var(--portal-gold);outline-offset:-3px; }
.battle-chat { margin-top:16px;padding:18px; }.battle-chat>header { display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px; }.battle-chat>header small { color:var(--muted);font-size:9px;font-weight:900;letter-spacing:1.4px; }.battle-chat>header h2 { margin:3px 0 0;font-size:20px; }.battle-chat>header>span { color:var(--muted);font-size:9px; }.battle-chat-log { height:190px;overflow:auto;padding:8px;background:var(--paper);border:1px solid var(--line);border-radius:6px; }.battle-chat-row { display:grid;grid-template-columns:minmax(60px,110px) 1fr auto;gap:9px;align-items:start;padding:7px 8px;border-bottom:1px solid var(--line);font-size:11px; }.battle-chat-row:last-child { border:0; }.battle-chat-row>span { color:var(--portal-red);font-weight:900;overflow:hidden;text-overflow:ellipsis; }.battle-chat-row p { margin:0;line-height:1.5;overflow-wrap:anywhere; }.battle-chat-row time { color:var(--muted);font-size:8px; }.battle-chat-row.mine { background:rgba(155,0,31,.035); }.battle-chat-empty { padding:65px 10px;text-align:center;color:var(--muted);font-size:11px; }.battle-chat form { display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:10px; }.battle-chat form input { min-width:0;padding:11px 12px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:5px; }
.leaderboard-filters { display:flex; align-items:end; gap:12px; margin-bottom:18px; flex-wrap:wrap; }.leaderboard-current { margin:4px 0 16px; font-size:20px; }
.board[data-family="fibonacci"] .number-tile[data-value="1"] { background:#eee4da;color:#776e65 }.board[data-family="fibonacci"] .number-tile[data-value="2"] { background:#ede0c8;color:#776e65 }.board[data-family="fibonacci"] .number-tile[data-value="3"] { background:#f2b179;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="5"] { background:#f59563;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="8"] { background:#f67c5f;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="13"] { background:#f65e3b;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="21"] { background:#edcf72;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="34"] { background:#edcc61;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="55"] { background:#edc850;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="89"] { background:#edc53f;color:#f9f6f2 }.board[data-family="fibonacci"] .number-tile[data-value="144"] { background:#edc22e;color:#f9f6f2 }
.board[data-family="endgame"] .number-tile[data-value="3"] { background:#e7d8bf;color:#776e65 }.board[data-family="endgame"] .number-tile[data-value="6"] { background:#efbd82;color:#f9f6f2 }.board[data-family="endgame"] .number-tile[data-value="12"] { background:#ed976d;color:#f9f6f2 }.board[data-family="endgame"] .number-tile[data-value="24"] { background:#eb765e;color:#f9f6f2 }.board[data-family="endgame"] .number-tile[data-value="48"] { background:#e95540;color:#f9f6f2 }.board[data-family="endgame"] .number-tile[data-value="96"],.board[data-family="endgame"] .number-tile[data-value="192"],.board[data-family="endgame"] .number-tile[data-value="384"] { background:#c03935;color:#f9f6f2 }
.form-card { max-width:560px; margin:auto; }
.field { display:grid; gap:7px; margin:15px 0; }
.field label { font-size:12px; color:var(--muted); font-weight:800; }
.field input, .field select, .field textarea { width:100%; border:1px solid var(--line); border-radius:13px; padding:12px 14px; background:rgba(255,255,255,.55); color:var(--ink); outline:none; }
.dark .field input, .dark .field select, .dark .field textarea { background:rgba(255,255,255,.06); }
.field input:focus, .field textarea:focus { border-color:var(--pku); box-shadow:0 0 0 3px rgba(140,29,64,.1); }
.field textarea { min-height:115px; resize:vertical; }
.form-actions { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.notice { margin:15px 0; padding:13px 15px; border-radius:13px; background:rgba(198,156,72,.12); color:var(--muted); font-size:13px; line-height:1.55; }
.error { color:#b42c45; font-weight:700; min-height:20px; }
.setting-row { display:flex; align-items:center; justify-content:space-between; gap:20px; padding:16px 0; border-bottom:1px solid var(--line); }
.setting-row:last-child { border:0; }
.switch { width:48px;height:28px;border-radius:99px;background:#c5bbba;padding:3px;cursor:pointer;transition:.2s; }
.switch::after { content:"";display:block;width:22px;height:22px;border-radius:50%;background:white;box-shadow:0 2px 6px #0002;transition:.2s; }
input:checked + .switch { background:var(--pku); }
input:checked + .switch::after { transform:translateX(20px); }
.switch-input { position:absolute; opacity:0; pointer-events:none; }
.replay-layout { --replay-gap:10px; --replay-tile-size:min(8.1vw,102px); display:grid; grid-template-columns:minmax(0,1fr) var(--replay-width) minmax(0,1fr); gap:24px; align-items:start; width:100%; }
.replay-board-column { grid-column:2; display:flex; flex-direction:column; align-items:center; width:100%; min-width:0; }
.replay-board-column .board-wrap { width:100%; }
.replay-board-column .board { --gap:var(--replay-gap); --tile-size:var(--replay-tile-size); }
.replay-panel { grid-column:3; width:min(280px,100%); }
.replay-controls { display:flex; gap:8px; align-items:center; justify-content:center; margin:16px 0; flex-wrap:wrap; }
.icon-button { width:43px;height:43px;border:1px solid var(--line);border-radius:13px;background:var(--surface);color:var(--ink);cursor:pointer;font-weight:900; }
.range { width:100%; accent-color:var(--pku); }
.modal { position:fixed; inset:0; z-index:10; display:grid; place-items:center; padding:24px; background:rgba(31,20,24,.62); backdrop-filter:blur(6px); }
.modal-card { width:min(440px,100%); text-align:center; background:var(--paper); border-radius:27px; padding:34px; box-shadow:0 30px 90px #0006; }
.score-submit-modal-card h2 { margin:8px 0 10px; }.score-submit-modal-card>p { margin:0 auto; color:var(--muted); line-height:1.7; }.score-submit-actions { display:flex; justify-content:center; gap:10px; margin-top:24px; }.score-submit-actions .button { min-width:130px; }
.settings-modal-card { width:min(560px,100%); max-height:min(760px,calc(100vh - 32px)); overflow:auto; text-align:left; position:relative; }
.modal-close { position:absolute; top:16px; right:16px; width:38px; height:38px; border:1px solid var(--line); border-radius:12px; background:var(--surface); color:var(--ink); cursor:pointer; font-size:20px; }
.settings-note { margin:15px 0 0; color:var(--muted); font-size:12px; }
.settings-inline-error { margin:0;padding:9px 11px;color:#b42c45;background:rgba(180,44,69,.08);border-radius:5px;font-size:12px;font-weight:800; }
.settings-inline-error[hidden] { display:none; }
.modal-card .big-tile { width:90px;height:90px;display:grid;place-items:center;margin:0 auto 18px;border-radius:22px;background:var(--pku);color:#fff;font-size:32px;font-weight:900; }
.tab-lock-conflict { overflow:hidden; }
.tab-lock-modal { position:fixed;inset:0;z-index:100000;display:grid;place-items:center;padding:24px;background:rgba(28,18,20,.78);backdrop-filter:blur(10px); }
.tab-lock-card { width:min(460px,100%);padding:38px 34px;text-align:center;border:1px solid rgba(155,0,31,.2);border-radius:24px;background:var(--paper);box-shadow:0 32px 100px rgba(0,0,0,.48); }
.tab-lock-card>span { color:var(--pku);font-size:10px;font-weight:900;letter-spacing:2.2px; }
.tab-lock-card h2 { margin:12px 0 10px;font-size:30px;letter-spacing:-1px; }
.tab-lock-card p { margin:0 auto 24px;color:var(--muted);line-height:1.7; }
.tab-lock-card .button { min-width:180px; }
.tab-lock-card small { display:block;margin-top:17px;color:var(--muted);font-size:11px;line-height:1.55; }
.table-wrap { overflow:auto; border:1px solid var(--line); border-radius:18px; }
table { width:100%; border-collapse:collapse; min-width:620px; }
th,td { text-align:left; padding:14px 16px; border-bottom:1px solid var(--line); }
th { color:var(--muted); font-size:11px; letter-spacing:1px; text-transform:uppercase; }
tr:last-child td { border:0; }
.profile-hero { display:flex; align-items:center; gap:20px; margin-bottom:24px; }
.avatar { width:76px;height:76px;border-radius:23px;display:grid;place-items:center;background:var(--pku);color:#fff;font-size:28px;font-weight:900; }
.profile-name-row { display:flex; align-items:center; gap:12px; flex-wrap:wrap; }.identity-badge { display:inline-flex;align-items:center;padding:6px 10px;border-radius:99px;font-size:11px;font-weight:900;white-space:nowrap; }.identity-badge.pku { color:#fff;background:#9b001f; }.identity-badge.thu { color:#fff;background:#7f1084; }.identity-badge.player { color:#776e65;background:#eee4da; }
.stat-strip { display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px; }
.stat-block { padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:17px; }
.stat-block small {display:block;color:var(--muted);}.stat-block strong{font-size:25px;}
.profile-tabs { display:grid;grid-template-columns:repeat(3,1fr);margin:30px 0 18px;border-bottom:2px solid var(--line); }.profile-tabs button { border:0;border-bottom:3px solid transparent;margin-bottom:-2px;padding:14px 18px;color:var(--muted);background:transparent;font-size:16px;font-weight:900;cursor:pointer; }.profile-tabs button small { display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:4px;padding:0 5px;border-radius:99px;color:inherit;background:var(--panel-item);font-size:10px; }.profile-tabs button[aria-selected="true"] { color:var(--portal-red);border-color:var(--portal-red);background:rgba(155,0,31,.045); }.profile-tab-panel[hidden] { display:none; }.profile-panel-note { margin-bottom:12px;color:var(--muted);font-size:11px;line-height:1.6; }
.profile-badges { min-height:220px; }.badge-wall { display:grid;gap:12px; }.badge-wall-row { position:relative;min-height:178px;overflow:hidden;border:1px solid var(--line);border-radius:10px;background:var(--surface); }.badge-wall-row>header { position:absolute;z-index:2;left:0;top:0;width:92px;height:72px;color:var(--ink);background:var(--panel-item);clip-path:polygon(0 0,100% 0,0 100%); }.badge-wall-row>header::after { content:"";position:absolute;left:0;top:0;width:100%;height:100%;clip-path:polygon(0 0,100% 0,0 100%);box-shadow:inset 0 0 0 1px var(--line); }.badge-wall-row>header strong { position:absolute;z-index:1;left:10px;top:10px;font-size:13px; }.badge-wall-items { display:flex;flex-wrap:wrap;align-items:stretch;gap:12px;min-height:176px;padding:18px 16px 16px 72px; }.badge-wall-items>p { align-self:center;width:100%;margin:0;text-align:center;color:var(--muted);font-size:11px; }.profile-badge { width:138px;flex:0 0 138px;display:grid;justify-items:center;align-content:start;gap:9px;padding:10px 8px;text-align:center;background:var(--panel-item);border:1px solid var(--line);border-radius:8px; }.profile-badge img { width:108px;height:108px;object-fit:contain;filter:drop-shadow(0 6px 7px rgba(55,38,30,.15)); }.profile-badge strong { display:block;font-size:11px;line-height:1.35; }
.profile-badge.badge-wr { border-color:#a45cff;box-shadow:0 0 12px rgba(154,70,255,.8),0 0 28px rgba(119,42,223,.52),inset 0 0 14px rgba(174,102,255,.18);animation:badge-glow-wr 1.8s ease-in-out infinite alternate; }.profile-badge.badge-nr { border-color:#e9b72f;box-shadow:0 0 12px rgba(255,205,61,.85),0 0 30px rgba(218,157,20,.55),inset 0 0 14px rgba(255,214,82,.2);animation:badge-glow-nr 1.8s ease-in-out infinite alternate; }.badge-flair { position:absolute;right:6px;top:6px;padding:3px 5px;border-radius:99px;color:#fff;background:#813bd1;font-size:8px;font-weight:900;letter-spacing:.7px; }.profile-badge.badge-nr .badge-flair { color:#5b4000;background:#f0c33b; }.profile-badge { position:relative; }
@keyframes badge-glow-wr { to { box-shadow:0 0 18px rgba(174,91,255,.95),0 0 38px rgba(119,42,223,.68),inset 0 0 18px rgba(174,102,255,.25); } }
@keyframes badge-glow-nr { to { box-shadow:0 0 18px rgba(255,217,83,.98),0 0 40px rgba(218,157,20,.7),inset 0 0 18px rgba(255,214,82,.3); } }
.badge-wall-items .profile-badge { position:relative;width:118px;flex:0 0 118px;display:block;min-height:0;padding:5px;background:transparent;border:0;border-radius:0;box-shadow:none;outline:none; }.badge-wall-items .profile-badge img { display:block;width:108px;height:108px;object-fit:contain; }.badge-wall-items .profile-badge:not(.badge-wr):not(.badge-nr) img { filter:drop-shadow(0 0 4px rgba(0,0,0,.26)) drop-shadow(0 5px 7px rgba(55,38,30,.14)); }.dark .badge-wall-items .profile-badge:not(.badge-wr):not(.badge-nr) img { filter:drop-shadow(0 0 4px rgba(255,255,255,.3)) drop-shadow(0 5px 7px rgba(255,255,255,.1)); }.badge-wall-items .profile-badge.badge-wr,.badge-wall-items .profile-badge.badge-nr { border:0;box-shadow:none;animation:none; }.badge-wall-items .profile-badge.badge-wr img { animation:badge-image-glow-wr 1.8s ease-in-out infinite alternate; }.badge-wall-items .profile-badge.badge-nr img { animation:badge-image-glow-nr 1.8s ease-in-out infinite alternate; }.badge-wall-items .profile-badge::after { content:attr(data-tooltip);position:absolute;z-index:8;left:50%;bottom:calc(100% + 7px);width:max-content;max-width:220px;padding:7px 9px;transform:translate(-50%,4px);opacity:0;visibility:hidden;color:#fff;background:rgba(42,34,32,.94);border-radius:5px;box-shadow:0 5px 16px rgba(0,0,0,.22);font-size:10px;font-weight:800;line-height:1.35;pointer-events:none;transition:opacity .15s,transform .15s,visibility .15s; }.badge-wall-items .profile-badge:hover::after,.badge-wall-items .profile-badge:focus-visible::after { opacity:1;visibility:visible;transform:translate(-50%,0); }.badge-wall-items .profile-badge:focus-visible img { outline:2px solid var(--portal-red);outline-offset:3px;border-radius:4px; }
@keyframes badge-image-glow-wr { from { filter:drop-shadow(0 0 6px rgba(157,72,255,.7)) drop-shadow(0 5px 7px rgba(55,38,30,.15)); } to { filter:drop-shadow(0 0 13px rgba(178,105,255,1)) drop-shadow(0 0 23px rgba(116,38,218,.72)); } }
@keyframes badge-image-glow-nr { from { filter:drop-shadow(0 0 6px rgba(244,190,38,.72)) drop-shadow(0 5px 7px rgba(55,38,30,.15)); } to { filter:drop-shadow(0 0 13px rgba(255,218,75,1)) drop-shadow(0 0 24px rgba(211,148,12,.76)); } }
.profile-badge-heading { display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px; }.profile-badge-heading .profile-panel-note { margin:0; }.profile-badge-heading .button { flex:0 0 auto;padding:8px 11px;font-size:11px; }.badge-wall-row { overflow:visible; }.badge-wall-row:hover,.badge-wall-row:focus-within { z-index:4; }.badge-wall-items .profile-badge::after { font-size:12px;line-height:1.45; }.profile-badges.reordering .badge-wall-row,.profile-badges.reordering .profile-badge { will-change:transform; }.profile-badges.reordering .badge-wall-row>header,.profile-badges.reordering .profile-badge { cursor:grab; }.profile-badges.reordering .badge-wall-row>header:active,.profile-badges.reordering .profile-badge:active { cursor:grabbing; }.profile-badges.reordering .badge-wall-row.dragging { opacity:.56;box-shadow:0 8px 24px rgba(55,38,30,.12); }.profile-badges.reordering .profile-badge.dragging { opacity:.4;transform:scale(.96); }.profile-badges.reordering .profile-badge img { outline:1px dashed var(--muted);outline-offset:3px;border-radius:4px; }.profile-badges.reordering .badge-wall-row,.profile-badges.reordering .profile-badge { transition:opacity .16s ease,box-shadow .2s ease; }
.profile-records { margin:0; }.record-section-grid { display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px; }.record-section { position:relative;overflow:hidden;min-height:132px;background:var(--surface);border:1px solid var(--line);border-radius:8px; }.record-section::before { content:"";position:absolute;left:0;top:20px;width:4px;height:32px;border-radius:0 4px 4px 0;background:var(--portal-red); }.record-section header { display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 14px 14px 20px;border-bottom:1px solid var(--line); }.record-section h2 { margin:0;font-size:16px; }.record-section header span { color:var(--muted);font-size:9px; }.record-section-head,.record-section-row { display:grid;grid-template-columns:minmax(72px,1fr) minmax(58px,.7fr) 48px;align-items:center;gap:6px;padding:9px 14px 9px 20px; }.record-section-head { color:var(--muted);font-size:9px;letter-spacing:.6px; }.record-section-row { min-height:43px;border-top:1px solid color-mix(in srgb,var(--line) 60%,transparent); }.record-section-row:first-child { border-top:0; }.record-section-row strong { font-size:11px; }.record-section-row b { color:var(--portal-red);font-size:13px; }.record-section-row em { color:var(--ink);font-size:13px;font-style:normal;font-weight:900;text-align:right; }.record-section-empty { margin:0;padding:24px 20px;color:var(--muted);font-size:11px; }
.history-panel { padding:18px; }.compact-table th,.compact-table td { padding:8px 11px; font-size:11px; }.compact-table th { font-size:9px; }.replay-missing { color:var(--muted); font-size:10px; white-space:nowrap; }.compact-table .button { padding:6px 9px; font-size:10px; }
.history-filter-row { display:flex;align-items:center;justify-content:flex-end;margin:0 0 10px; }.history-filter-row label { display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px;font-weight:800; }.history-filter-row select { padding:8px 10px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:5px;font-weight:800; }
.settings-account-actions { display:flex;gap:8px;margin-top:14px; }.settings-account-actions .button { flex:1;justify-content:center; }
.badge-admin { margin-top:20px; }.badge-admin textarea { width:100%;min-height:190px;resize:vertical;padding:12px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:6px;font:13px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace; }.badge-admin textarea:disabled { opacity:.55; }.badge-admin-target { margin:8px 0;color:var(--muted);font-size:11px;font-weight:800; }.badge-code-reference { margin-top:20px;border-top:1px solid var(--line);padding-top:14px; }.badge-code-reference summary { color:var(--portal-red);font-size:12px;font-weight:900;cursor:pointer; }.badge-code-reference>div { display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px;margin-top:12px; }.badge-code-reference button { display:grid;grid-template-columns:48px 1fr;align-items:center;gap:10px;padding:7px;text-align:left;color:var(--ink);background:var(--panel-item);border:1px solid var(--line);border-radius:7px;cursor:pointer; }.badge-code-reference button:hover { border-color:var(--portal-red); }.badge-code-reference img { width:48px;height:48px;object-fit:contain; }.badge-code-reference span { min-width:0;font-size:10px;line-height:1.35; }.badge-code-reference strong { display:block;color:var(--portal-red);font-size:11px; }
.auth-intro { margin:-7px 0 20px;font-size:12px;line-height:1.6; }.code-field { display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px; }.code-field .button { min-width:118px;padding:10px 12px; }.auth-text-link { color:var(--portal-red);font-size:12px;font-weight:800; }.identity-help { display:grid;gap:8px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:10px; }.identity-help span { display:flex;align-items:center;gap:7px; }.identity-dot { width:9px;height:9px;border-radius:50%;background:#aaa; }.identity-dot.pku { background:#9b001f; }.identity-dot.thu { background:#7f1084; }.identity-dot.player { background:#c6bbae; }
#toast { position:fixed;left:50%;bottom:28px;z-index:30;transform:translate(-50%,30px);opacity:0;pointer-events:none;background:var(--ink);color:var(--paper);border-radius:13px;padding:11px 16px;font-weight:700;transition:.25s;box-shadow:var(--shadow); }
#toast.show { transform:translate(-50%,0); opacity:1; }
.kbd { border:1px solid var(--line);border-bottom-width:3px;border-radius:7px;padding:2px 6px;font-size:11px;background:var(--surface); }

/* Portal, publication archive and learning library */
.site-footer { margin-top:72px; padding:28px 0 6px; border-top:1px solid var(--line); display:flex; align-items:center; justify-content:space-between; color:var(--muted); }
.site-footer div { display:flex; align-items:center; gap:18px; }
.site-footer strong { color:var(--ink); }.site-footer span { font-size:10px; letter-spacing:1.8px; }.site-footer a { font-size:13px; font-weight:700; }.site-footer a:hover { color:var(--portal-red); }
.portal-main,.library-page,.weekly-reader { --portal-text:#392e2a; color:var(--portal-text); }
.dark .portal-main,.dark .library-page,.dark .weekly-reader { --portal-text:#f9f6f2; }
.portal-view .shell { width:min(1220px,calc(100% - 32px)); }
.portal-view .topbar { height:76px; margin-top:16px; padding:0 22px; color:#fff; background:linear-gradient(110deg,#850018,#a90024); border-radius:12px 12px 0 0; }
.portal-view .brand em,.portal-view .nav a,.portal-view .nav button { color:#fff; }
.portal-view .nav a:hover,.portal-view .nav a.active,.portal-view .nav button:hover { color:#fff3c4; background:rgba(255,255,255,.12); }
.portal-view .brand-mark { width:42px;height:42px; }
.portal-showcase { position:relative; min-height:480px; display:flex; align-items:center; padding:62px 68px; overflow:hidden; color:#fff; background-color:#870014; background-image:linear-gradient(90deg,rgba(100,0,18,.36) 0%,rgba(111,0,19,.16) 48%,rgba(95,0,17,.02) 100%),url("/pku-campus-hero-2026.png"); background-repeat:no-repeat; background-position:center,right center; background-size:100% 100%,auto 100%; border-radius:0 0 12px 12px; }
.portal-showcase::before { content:""; position:absolute; inset:0; background:linear-gradient(90deg,rgba(76,0,14,.26),transparent 66%); pointer-events:none; }
.portal-showcase-copy { position:relative;z-index:1;max-width:610px; }
.portal-showcase .portal-kicker { color:#ffd88e; }.portal-showcase .portal-kicker span { background:#ffd88e; }
.portal-showcase h1 { margin:24px 0 18px; font-size:clamp(52px,6vw,76px); line-height:.98; letter-spacing:-4px; }.portal-showcase h1 em { color:#ffd263;font-style:normal; }
.portal-showcase-copy>p { max-width:540px;margin:0;color:#f3d8d7;font-size:17px;line-height:1.8; }
.portal-showcase .portal-button { color:#fff;border-color:rgba(255,255,255,.38);background:rgba(255,255,255,.08); }.portal-showcase .portal-button.primary { color:#850018;background:#ffd263;border-color:#ffd263; }
.home-overview { display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px; }.home-community,.home-latest { overflow:hidden;border:1px solid rgba(155,0,31,.16);border-radius:10px;background:var(--portal-card);box-shadow:0 12px 35px rgba(91,34,35,.07); }.home-community>header,.home-latest>header { min-height:82px;display:flex;align-items:end;justify-content:space-between;gap:20px;padding:19px 22px 16px;border-bottom:4px solid var(--portal-red); }.home-community header span,.home-latest header span { color:var(--portal-red);font-size:9px;font-weight:900;letter-spacing:1.7px; }.home-community header h2,.home-latest header h2 { margin:4px 0 0;font-size:27px; }.home-community header>a,.home-latest header>a { color:var(--portal-red);font-size:11px;font-weight:900;white-space:nowrap; }
.home-community-meta { min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;color:#fff;background:var(--portal-red);font-size:9px; }.home-community-meta strong { color:#ffd88e; }
.home-community-columns { display:grid;grid-template-columns:repeat(2,minmax(0,1fr)); }.home-community-list { min-width:0;padding:8px 10px; }.home-community-list+.home-community-list { border-left:1px solid var(--line); }.home-community-row { min-height:48px;display:grid;grid-template-columns:32px minmax(0,1fr) 82px;align-items:center;gap:6px;padding:0 6px;border-bottom:1px solid var(--line); }.home-community-row i { width:25px;height:25px;display:grid;place-items:center;border-radius:50%;color:#fff;background:#b8aaa0;font-style:normal;font-size:11px;font-weight:900; }.home-community-list:first-child .home-community-row:nth-child(-n+3) i { background:var(--portal-gold); }.home-community-row strong { overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px; }.home-community-row b { color:#754d32;text-align:right;font-size:13px; }.dark .home-community-row b { color:#ffd88e; }
.home-card-link { min-height:47px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;color:var(--portal-red);background:var(--portal-cream);font-size:11px;font-weight:800; }
.home-latest-feature { min-height:331px;display:grid;grid-template-columns:1.05fr .95fr; }.home-latest-image { position:relative;min-width:0;overflow:hidden;background:#f0dec2; }.home-latest-image img { width:100%;height:100%;object-fit:cover;object-position:left top;transition:transform .25s; }.home-latest-feature:hover img { transform:scale(1.025); }.home-latest-image span { position:absolute;right:12px;top:12px;padding:5px 8px;color:#fff;background:var(--portal-red);font-size:9px;font-weight:900; }.home-latest-copy { display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:24px 22px; }.home-latest-copy small { color:var(--portal-red);font-size:10px;font-weight:900; }.home-latest-copy h3 { margin:10px 0 14px;font-size:23px;line-height:1.15; }.home-latest-copy ul { margin:0;padding-left:17px;color:var(--muted);font-size:11px;line-height:1.9; }.home-latest-copy>b { margin-top:18px;color:var(--portal-red);font-size:11px; }
.portal-intro { width:min(620px,100%); padding:30px 2px 22px; }
.portal-intro h1 { margin:12px 0 8px; font-size:44px; line-height:1.08; letter-spacing:-2.5px; }
.portal-intro>p { margin:0; color:var(--muted); font-size:14px; }
.portal-intro .portal-actions { margin-top:20px; }
.portal-hero { position:relative; min-height:540px; display:grid; grid-template-columns:1.1fr .9fr; align-items:center; gap:66px; padding:58px 64px; overflow:hidden; border-radius:18px; background:linear-gradient(135deg,#fff9e9 0%,#fff2cd 63%,#f8dfae 100%); border:1px solid rgba(155,0,31,.12); }
.portal-hero::after { content:"北大 2048"; position:absolute; right:-18px; bottom:-42px; color:rgba(155,0,31,.045); font-size:126px; font-weight:900; letter-spacing:-9px; white-space:nowrap; }
.dark .portal-hero { background:linear-gradient(135deg,#342b24,#292523); }
.portal-hero-copy,.hero-game-card { position:relative; z-index:1; }
.portal-kicker { display:flex; align-items:center; gap:10px; color:var(--portal-red); font-size:12px; font-weight:900; letter-spacing:2px; text-transform:uppercase; }
.portal-kicker span { width:32px; height:3px; background:var(--portal-red); }
.portal-hero h1 { margin:22px 0 24px; font-size:clamp(56px,6vw,82px); line-height:.98; letter-spacing:-5px; }
.portal-hero h1 em { color:var(--portal-red); font-style:normal; }
.portal-hero-copy>p { max-width:590px; margin:0; color:#75645c; font-size:17px; line-height:1.9; }
.dark .portal-hero-copy>p { color:#cfc2b8; }
.portal-actions { display:flex; gap:12px; margin-top:30px; }
.portal-button { min-height:46px; display:inline-flex; align-items:center; justify-content:center; gap:16px; padding:0 20px; border:1px solid rgba(155,0,31,.22); border-radius:4px; color:var(--portal-red); background:var(--portal-card); font-weight:850; cursor:pointer; }
.portal-button.primary { color:white; background:var(--portal-red); border-color:var(--portal-red); }.portal-button:hover { transform:translateY(-1px); }
.portal-facts { display:flex; gap:24px; margin-top:32px; color:#8b7469; font-size:12px; }.portal-facts span { display:flex; align-items:baseline; gap:5px; }.portal-facts strong { color:var(--portal-red); font-size:21px; }
.hero-game-card { width:min(100%,420px); justify-self:end; padding:18px; border-radius:12px; color:#f9f6f2; background:#bbada0; box-shadow:0 26px 60px rgba(91,34,35,.22); transform:rotate(1.25deg); }
.hero-card-top,.hero-card-foot { display:flex; justify-content:space-between; align-items:center; padding:2px 2px 14px; font-size:11px; font-weight:800; letter-spacing:1px; }.hero-card-top b { font-size:28px; letter-spacing:-1px; }.hero-card-foot { padding:14px 2px 0; opacity:.82; font-size:9px; }
.hero-board { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }.hero-tile { aspect-ratio:1; display:grid; place-items:center; border-radius:4px; color:#776e65; background:#cdc1b4; font-size:clamp(12px,2vw,23px); font-weight:900; font-style:normal; }.hero-tile.v2{background:#eee4da}.hero-tile.v4{background:#ede0c8}.hero-tile.v8{background:#f2b179;color:#fff}.hero-tile.v16{background:#f59563;color:#fff}.hero-tile.v32{background:#f67c5f;color:#fff}.hero-tile.v64{background:#f65e3b;color:#fff}.hero-tile.v128{background:#edcf72;color:#fff}.hero-tile.v256{background:#edcc61;color:#fff}.hero-tile.v512{background:#edc850;color:#fff}.hero-tile.v1024{background:#edc53f;color:#fff;font-size:16px}.hero-tile.v2048{background:#edc22e;color:#fff;font-size:16px}.hero-tile.v4096,.hero-tile.v8192{background:#9b001f;color:#fff;font-size:15px}
.pclub-section { overflow:hidden; border:1px solid var(--line); border-radius:8px; background:var(--portal-card); }
.pclub-heading { display:flex; align-items:flex-end; justify-content:space-between; gap:30px; padding:26px 28px 22px; border-bottom:5px solid var(--portal-red); }
.pclub-heading>div>span { color:var(--portal-red); font-size:10px; font-weight:900; letter-spacing:2px; }
.pclub-heading h2 { margin:5px 0 3px; font-size:35px; letter-spacing:-1.8px; }.pclub-heading p { margin:0; color:var(--muted); font-size:12px; }
.pclub-date { text-align:right; }.pclub-date small { display:block; color:var(--muted); font-size:10px; letter-spacing:1px; }.pclub-date strong { display:block; margin-top:4px; color:var(--portal-red); font-size:18px; letter-spacing:1px; }
.pclub-layout { display:grid; grid-template-columns:minmax(0,1.55fr) minmax(360px,.75fr); align-items:start; }
.pclub-main-table { min-width:0; overflow:hidden; border-right:1px solid var(--line); }.pclub-table-title { height:40px; display:flex; align-items:center; justify-content:space-between; padding:0 16px; color:white; background:var(--portal-red); }.pclub-table-title b { font-size:13px; }.pclub-table-title span { font-size:9px; opacity:.78; }
.pclub-rank-columns { display:grid; grid-template-columns:repeat(2,minmax(330px,1fr)); overflow:auto; }.pclub-rank-columns table { width:100%; min-width:330px; table-layout:fixed; }.pclub-rank-columns table+table { border-left:3px solid var(--portal-red); }.pclub-main-table th,.pclub-main-table td { height:30px; padding:4px 7px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; border-right:1px solid var(--line); font-size:10px; }.pclub-main-table th { color:#684d42; background:var(--portal-coral); letter-spacing:.3px; }.pclub-main-table tbody tr:nth-child(odd) { background:var(--portal-cream); }.pclub-main-table tbody tr:hover { background:#f9e5b7; }.dark .pclub-main-table tbody tr:hover { background:#493c2c; }.pclub-main-table th:first-child,.pclub-main-table td:first-child { width:42px; text-align:center; }.pclub-main-table th:nth-child(3),.pclub-main-table td:nth-child(3) { width:78px; }.pclub-main-table th:last-child,.pclub-main-table td:last-child { width:82px; }.pclub-main-table td i { width:20px;height:20px;display:inline-grid;place-items:center;border-radius:50%;color:#8f755d;background:#ead9b5;font-style:normal;font-weight:900; }.pclub-main-table table:first-child tr:nth-child(-n+3) td i { color:white;background:var(--portal-gold); }.pclub-main-table td:nth-child(3) b { color:#6b422f;font-size:11px; }.dark .pclub-main-table td:nth-child(3) b { color:#ffd68b; }
.pclub-variants { min-width:0; }.variant-rank-card { padding-bottom:4px; border-bottom:1px solid var(--line); }.variant-rank-card h3 { margin:0; padding:6px 12px; text-align:center; color:#fff; background:#bd170f; font-size:11px; }.variant-rank-head,.variant-rank-row { display:grid; grid-template-columns:44px minmax(82px,1fr) 74px 92px; align-items:center; }.variant-rank-head { min-height:22px; color:#6c4b3f; background:var(--portal-coral); font-size:8px; text-align:center; }.variant-rank-row { min-height:24px; border-bottom:1px solid var(--line); font-size:9px; }.variant-rank-row:nth-child(odd) { background:var(--portal-cream); }.variant-rank-row i { width:18px;height:18px;display:grid;place-items:center;justify-self:center;color:#806952;background:#ead8b3;border-radius:50%;font-style:normal;font-weight:900; }.variant-rank-row.top i { color:white;background:var(--portal-gold); }.variant-rank-row strong { overflow:hidden;text-overflow:ellipsis;white-space:nowrap; }.variant-rank-row b { text-align:center; }.variant-rank-row>span { text-align:center;color:var(--muted); }
.pclub-note { min-height:44px; display:flex; align-items:center; justify-content:space-between; gap:18px; padding:10px 18px; color:#fff; background:var(--portal-red); font-size:9px; letter-spacing:.3px; }
.home-weekly-block { margin-top:64px; }
.home-columns { display:grid; grid-template-columns:minmax(0,1.45fr) minmax(330px,.55fr); gap:24px; align-items:start; }
.section-heading,.ranking-title { display:flex; align-items:end; justify-content:space-between; margin-bottom:16px; }.section-heading span,.ranking-title span,.strategy-filter span { color:var(--portal-red); font-size:10px; font-weight:900; letter-spacing:2px; }.section-heading h2,.ranking-title h2 { margin:5px 0 0; font-size:29px; letter-spacing:-1.4px; }.section-heading>a,.ranking-title>a { color:var(--portal-red); font-size:12px; font-weight:800; }
.weekly-feature-card { display:grid; grid-template-columns:1.18fr .82fr; min-height:400px; overflow:hidden; border-radius:8px; background:var(--portal-card); border:1px solid var(--line); }.weekly-feature-card>img { width:100%; height:100%; object-fit:cover; object-position:left top; }.weekly-feature-copy { padding:38px 32px; display:flex; flex-direction:column; align-items:flex-start; justify-content:center; }.weekly-feature-copy>span { color:var(--portal-red); font-size:11px; font-weight:900; }.weekly-feature-copy h3 { margin:15px 0 14px; font-size:30px; line-height:1.12; letter-spacing:-1.6px; }.weekly-feature-copy p { color:var(--muted); line-height:1.75; font-size:14px; }.weekly-feature-copy b { margin-top:18px; color:var(--portal-red); font-size:13px; }
.home-ranking { overflow:hidden; border-radius:8px; background:var(--portal-card); border:1px solid var(--line); }.ranking-title { margin:0; padding:20px 20px 17px; }.ranking-title h2 { font-size:24px; }.ranking-caption { display:flex; justify-content:space-between; padding:10px 18px; color:white; background:var(--portal-red); font-size:11px; }.ranking-caption small { opacity:.75; }.home-rank-list { min-height:302px; }.home-rank-row { min-height:46px; display:grid; grid-template-columns:34px 1fr auto 32px; align-items:center; gap:8px; padding:6px 14px; border-bottom:1px solid var(--line); }.home-rank-row:hover { background:var(--portal-cream); }.home-rank-no { color:#b9a9a2; font-size:12px; font-weight:900; }.home-rank-row:nth-child(-n+3) .home-rank-no { color:var(--portal-gold); }.home-player { min-width:0; display:flex; align-items:center; gap:8px; }.home-player i { width:26px;height:26px;display:grid;place-items:center;border-radius:50%;color:white;background:var(--portal-red);font-size:10px;font-style:normal;font-weight:900; }.home-player b { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:12px; }.home-rank-row>strong { font-size:13px; }.home-rank-row>small { color:var(--muted); text-align:right; }.home-rank-empty { min-height:302px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px; padding:30px; text-align:center; }.home-rank-empty b { color:var(--portal-red); }.home-rank-empty span { max-width:250px; color:var(--muted); font-size:12px; line-height:1.65; }.ranking-cta { height:50px; display:flex; align-items:center; justify-content:space-between; padding:0 18px; color:var(--portal-red); background:var(--portal-cream); font-size:12px; font-weight:900; }
.explore-section { margin-top:68px; }.explore-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }.explore-card { position:relative; min-height:290px; padding:28px; overflow:hidden; border-radius:8px; background:var(--portal-card); border:1px solid var(--line); }.explore-card::after { content:""; position:absolute; inset:auto -40px -70px auto; width:170px; height:170px; border-radius:50%; background:var(--portal-cream); }.explore-card:hover { border-color:rgba(155,0,31,.4); transform:translateY(-3px); }.explore-no { position:absolute; right:20px; top:18px; color:#c8bbb5; font-size:11px; font-weight:900; }.explore-icon { position:relative; z-index:1; width:72px;height:72px;display:grid;place-items:center;border-radius:8px;color:white;background:var(--portal-red);font-size:22px;font-weight:900; }.explore-card h3 { position:relative;z-index:1;margin:24px 0 8px;font-size:24px; }.explore-card p { position:relative;z-index:1;max-width:280px;color:var(--muted);font-size:13px;line-height:1.7; }.explore-card>b { position:absolute;z-index:1;left:28px;bottom:25px;color:var(--portal-red);font-size:12px; }.explore-card.strategy .explore-icon{background:#d6ad32}.explore-card.weekly .explore-icon{background:#ef7964}
.library-page,.weekly-reader { padding-top:22px; }.library-hero { min-height:290px; display:flex; align-items:center; justify-content:space-between; gap:50px; padding:50px 58px; color:#fff; background:linear-gradient(120deg,var(--portal-red-dark),var(--portal-red)); border-radius:10px; }.library-hero h1 { margin:18px 0 14px; font-size:57px; }.library-hero p { max-width:650px; margin:0; color:#f2d8d8; line-height:1.8; }.library-hero .portal-kicker { color:#ffd9c6; }.library-hero .portal-kicker span { background:#ffd9c6; }.library-mark { width:170px;height:140px;display:flex;align-items:center;justify-content:center;gap:14px;border:1px solid #ffffff55; }.library-mark strong { font-size:55px; }.library-mark span { font-size:10px; line-height:1.6; letter-spacing:1.4px; }.strategy-filter { display:flex; justify-content:space-between; align-items:center; padding:30px 2px 16px; border-bottom:1px solid var(--line); }.strategy-filter small { color:var(--muted); }.strategy-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; padding-top:20px; }.strategy-card { min-height:330px; display:flex; flex-direction:column; padding:26px; border:1px solid var(--line); border-radius:7px; background:var(--portal-card); }.strategy-card:hover { border-color:var(--portal-red); transform:translateY(-3px); }.strategy-card-top { display:flex;justify-content:space-between;color:#b6a7a0;font-size:11px;font-weight:900; }.strategy-card-top i { color:var(--portal-red); font-style:normal; }.strategy-glyph { width:62px;height:62px;display:grid;place-items:center;margin:26px 0 20px;color:#fff;background:var(--portal-red);font-weight:900;font-size:17px; }.strategy-card h2 { margin:0 0 10px; font-size:22px; }.strategy-card p { margin:0; color:var(--muted); font-size:13px; line-height:1.7; }.strategy-card>b { margin-top:auto; color:var(--portal-red); font-size:12px; }.strategy-card>b span { float:right; }
.library-breadcrumb { display:flex;align-items:center;gap:10px;margin:0 0 22px;color:var(--muted);font-size:12px; }.library-breadcrumb a { color:var(--portal-red);font-weight:800; }.document-header,.weekly-reader-head { display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding-bottom:24px;border-bottom:4px solid var(--portal-red); }.document-header>div>span,.weekly-reader-head>div>span { color:var(--portal-red);font-size:11px;font-weight:900;letter-spacing:1.5px; }.document-header h1,.weekly-reader-head h1 { margin:9px 0; font-size:44px; }.document-header p,.weekly-reader-head p { margin:0;color:var(--muted); }.document-actions { display:flex;gap:8px; }.document-layout,.weekly-reader-layout { display:grid;grid-template-columns:230px minmax(0,1fr);gap:22px;padding-top:22px;align-items:start; }.document-index,.issue-toc { position:sticky;top:15px;display:grid;max-height:calc(100vh - 30px);overflow:auto;border:1px solid var(--line);background:var(--portal-card); }.document-index>span,.issue-toc>span { padding:14px;color:#fff;background:var(--portal-red);font-size:10px;font-weight:900;letter-spacing:1.3px; }.document-index a,.issue-toc a { display:grid;grid-template-columns:28px 1fr;gap:2px 8px;padding:13px;border-bottom:1px solid var(--line); }.document-index a.active,.issue-toc a.active { background:var(--portal-cream); }.document-index i { grid-row:1/3;color:#baa8a0;font-size:10px;font-style:normal; }.document-index b,.issue-toc b { font-size:12px; }.document-index small,.issue-toc small { color:var(--muted);font-size:10px; }.pdf-frame-wrap { min-width:0; }.pdf-frame { width:100%;height:78vh;min-height:680px;border:1px solid var(--line);background:#fff; }.pdf-frame-wrap>p { color:var(--muted);font-size:11px; }
.weekly-archive-hero { position:relative; min-height:320px; padding:62px; overflow:hidden; color:#fff; background:linear-gradient(120deg,#760014,#b80023); border-radius:10px; }.weekly-archive-hero::after { content:"WEEKLY"; position:absolute;right:-30px;bottom:-50px;color:#ffffff12;font-size:150px;font-weight:900;letter-spacing:-8px; }.weekly-archive-hero .portal-kicker { color:#ffd8c8; }.weekly-archive-hero .portal-kicker span { background:#ffd8c8; }.weekly-archive-hero h1 { margin:22px 0 12px; font-size:62px; }.weekly-archive-hero p { max-width:620px;color:#f4d9d8;line-height:1.8; }.archive-count { position:absolute;right:65px;top:65px;display:flex;align-items:center;gap:14px; }.archive-count strong { font-size:64px; }.archive-count span { font-size:11px;line-height:1.5;letter-spacing:1px; }.weekly-archive { padding-top:24px; }.weekly-lead { min-height:440px;display:grid;grid-template-columns:1.35fr .65fr;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--portal-card); }.weekly-lead img { width:100%;height:100%;object-fit:cover;object-position:left top; }.weekly-lead>div { display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:42px; }.weekly-lead span,.issue-card small { color:var(--portal-red);font-size:10px;font-weight:900;letter-spacing:1px; }.weekly-lead h2 { margin:16px 0;font-size:34px; }.weekly-lead p { color:var(--muted);line-height:1.7; }.weekly-lead b,.issue-card>b { margin-top:18px;color:var(--portal-red);font-size:12px; }.issue-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding-top:22px; }.issue-card { padding-bottom:18px;border-bottom:1px solid var(--line); }.issue-thumb { position:relative;height:210px;overflow:hidden;margin-bottom:14px;background:#eadfce; }.issue-thumb img { width:100%;height:100%;object-fit:cover;object-position:top left;transition:transform .3s; }.issue-card:hover img { transform:scale(1.025); }.issue-thumb span { position:absolute;right:0;bottom:0;padding:8px 10px;color:#fff;background:var(--portal-red);font-size:10px;font-weight:900; }.issue-card h3 { margin:8px 0 0;font-size:18px; }.issue-card>b { display:block; }
.weekly-reader-head h1 { font-size:42px; }.issue-toc a { grid-template-columns:1fr; }.issue-image-wrap { min-width:0; }.issue-image-wrap>img { display:block;width:100%;height:auto;border:1px solid var(--line);background:#fff; }.issue-image-wrap nav { display:grid;grid-template-columns:1fr auto 1fr;gap:12px;margin-top:14px;font-size:12px; }.issue-image-wrap nav a { color:var(--portal-red);font-weight:800; }.issue-image-wrap nav a:last-of-type { text-align:right; }

/* Tallnum clean-room vertical number tower. */
.tallnum-page,.tallnum-replay-page { --tn-navy:#17243d;--tn-blue:#7599c2;--tn-lilac:#aba3c2;--tn-yellow:#ffdd45;--tn-coral:#ef776d;--tn-teal:#70c6b3;--tn-purple:#9a75d2;--tn-standard-height:52px; }
.tallnum-page { padding-top:16px; }
.tallnum-hero { display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:24px;padding:34px 38px;border-radius:12px;color:#fff;background:linear-gradient(135deg,#17243d,#526f9d 68%,#aaa1bf); }
.tallnum-hero h1 { font-size:clamp(50px,8vw,84px);letter-spacing:-5px; }.tallnum-hero p { max-width:650px;margin:16px 0 0;color:#e3e9f3;line-height:1.75; }.tallnum-hero .eyebrow { color:#ffdd45; }
.tallnum-hero-actions { min-width:330px;display:grid;grid-template-columns:1fr 1fr;gap:10px; }.tallnum-hero-actions label { display:grid;gap:7px;color:#dce5f3;font-size:10px;font-weight:900;letter-spacing:1px; }.tallnum-hero-actions select { width:100%;padding:11px 12px;border:1px solid #ffffff55;border-radius:5px;color:#17243d;background:#fff; }.tallnum-hero-actions .button { grid-column:1/-1; }
.tallnum-layout { display:grid;grid-template-columns:minmax(205px,.62fr) minmax(330px,1.15fr) minmax(220px,.7fr);gap:18px;align-items:start; }
.tallnum-info,.tallnum-controls { position:sticky;top:12px;padding:20px; }.tallnum-info .eyebrow,.tallnum-controls .eyebrow { color:#526f9d; }
.tallnum-queue { display:grid;grid-template-columns:repeat(2,34px);gap:7px;margin:0; }.tallnum-mini { width:34px;height:34px;min-width:0;display:grid;place-items:center;color:#17243d;background:var(--tn-yellow);font-size:13px;font-weight:900;box-shadow:0 2px 0 rgba(23,36,61,.22); }.tallnum-mini[data-next="0"] { outline:2px solid #fff;outline-offset:2px; }.tallnum-mini.rectangle { height:34px;align-self:center;border-radius:3px;background:var(--tn-coral);transform:scaleX(.94); }.tallnum-mini.circle { border-radius:50%;background:var(--tn-blue); }.tallnum-mini.triangle { height:34px;padding-top:7px;background:var(--tn-teal);clip-path:polygon(50% 3%,98% 95%,2% 95%); }
.tallnum-mini.unknown { color:#fff;background:#3c3a32; }
.tallnum-stats { display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line); }.tallnum-stats>div { min-width:0;padding:13px 10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line); }.tallnum-stats small { display:block;color:var(--muted);font-size:9px;font-weight:900; }.tallnum-stats strong { display:block;margin-top:3px;overflow:hidden;text-overflow:ellipsis;font-size:22px; }
.tallnum-unlocks { margin-top:18px; }.tallnum-unlocks>small { color:var(--muted);font-size:9px;font-weight:900;letter-spacing:1px; }.tallnum-unlocks>div { display:flex;gap:6px;flex-wrap:wrap;margin-top:8px; }.tallnum-unlocks b { min-width:30px;padding:6px 8px;text-align:center;color:#17243d;background:#ffdd45;border-radius:3px;font-size:12px; }.tallnum-save-state { margin:18px 0 0;padding-top:12px;border-top:1px solid var(--line);color:var(--muted);font-size:10px; }
.tallnum-play { display:flex;flex-direction:column;align-items:center;min-width:0; }.tallnum-stage { position:relative;width:100%;min-height:650px;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;overflow:hidden;padding:76px 22px 26px;border-radius:12px;color:#17243d;background:linear-gradient(180deg,#aba3c2 0%,#8ca2c0 48%,#7297bf 100%);user-select:none;touch-action:none;cursor:default; }
.tallnum-stage:active,.tallnum-stage.input-locked { cursor:default; }.tallnum-stage.input-locked .tallnum-tower { pointer-events:none;opacity:.96; }
.tallnum-stage::before,.tallnum-stage::after { content:"";position:absolute;bottom:-50px;width:270px;height:270px;background:#ffffff12;transform:rotate(45deg); }.tallnum-stage::before { left:-90px; }.tallnum-stage::after { right:-100px;width:220px;height:220px; }
.tallnum-drop-zone { position:absolute;z-index:3;top:10px;left:20px;right:20px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;color:#fff; }.tallnum-drop-zone>span { color:#ffdd45;font-size:9px;font-weight:900;letter-spacing:1.5px; }.tallnum-drop-zone>b { justify-self:end;font-size:10px; }.tallnum-stage-next { display:flex;align-items:center;gap:9px; }.tallnum-stage-next>small { color:#fff;font-size:8px;font-weight:900;letter-spacing:1px;white-space:nowrap; }
.tallnum-warning-line { position:absolute;z-index:1;top:102px;left:20px;right:20px;height:0;border-top:2px dashed #ffdd45;pointer-events:none; }.tallnum-warning-line span { position:absolute;right:0;top:5px;color:#ffeb8c;font-size:7px;font-weight:900;letter-spacing:1px; }
.tallnum-tower { position:relative;z-index:2;width:220px;min-height:470px;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:3px; }
.tallnum-tile { position:relative;height:var(--tn-standard-height);min-width:126px;min-height:var(--tn-standard-height);flex:none;display:grid;place-items:center;padding:6px 16px;border:3px solid transparent;border-radius:4px;color:#17243d;background:var(--tn-yellow);box-shadow:0 4px 0 rgba(23,36,61,.26);transition:transform .18s cubic-bezier(.2,.8,.2,1),filter .18s,border-color .18s;will-change:transform; }
.tallnum-tile.gesture-selected { z-index:3;border-color:#fff;box-shadow:0 0 0 3px #17243d,0 5px 0 rgba(23,36,61,.25);filter:brightness(1.07); }.tallnum-tile strong { max-width:170px;overflow:hidden;text-overflow:ellipsis;font-size:25px;line-height:1;font-variant-numeric:tabular-nums; }.tallnum-tile i { position:absolute;right:5px;top:4px;color:#17243d88;font-size:6px;font-style:normal;font-weight:900;letter-spacing:.5px; }.tallnum-tile.rectangle { width:178px;height:var(--tn-standard-height);min-height:var(--tn-standard-height);background:var(--tn-coral); }.tallnum-tile.circle { min-width:var(--tn-standard-height);width:var(--tn-standard-height);height:var(--tn-standard-height);min-height:var(--tn-standard-height);padding:5px;border-radius:50%;background:var(--tn-blue); }.tallnum-tile.circle strong { font-size:20px; }.tallnum-tile.triangle { width:110px;min-width:110px;height:var(--tn-standard-height);min-height:var(--tn-standard-height);padding-top:14px;background:var(--tn-teal);clip-path:polygon(50% 1%,99% 98%,1% 98%);border:0;box-shadow:none; }.tallnum-tile.triangle.gesture-selected { filter:drop-shadow(0 0 4px #fff) drop-shadow(0 0 2px #17243d); }
.tallnum-tile.unknown { color:#fff;background:#3c3a32; }.tallnum-tile.unknown i { color:#ffffff99; }
.tallnum-group { position:relative;width:220px;display:flex;justify-content:center;transition:transform .18s,filter .18s;will-change:transform; }.tallnum-group-value { position:relative;width:220px;display:grid;place-items:center;flex:none;pointer-events:none; }.tallnum-group-shapes { width:220px;display:flex;flex-direction:column;align-items:center;gap:3px; }.tallnum-group-shape { flex:none; }.tallnum-group-shape.tallnum-tile { background:#c9ccd1; }.tallnum-group-value>strong { position:absolute;z-index:2;left:50%;top:50%;max-width:150px;overflow:hidden;color:#17243d;font-size:31px;line-height:1;text-overflow:ellipsis;text-shadow:0 1px 0 #ffffff99;transform:translate(-50%,-50%);font-variant-numeric:tabular-nums; }.tallnum-group-value>i { position:absolute;z-index:2;right:50px;top:5px;color:#17243d88;font-size:6px;font-style:normal;font-weight:900;letter-spacing:.5px; }.tallnum-group-brace { position:absolute;z-index:3;left:-3px;top:50%;width:67px;display:grid;gap:2px;padding:7px 5px;border:2px solid #fff;border-radius:7px;color:#fff;background:var(--tn-purple);box-shadow:0 3px 0 rgba(23,36,61,.22);text-align:center;transform:translateY(-50%); }.tallnum-group-brace span { overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:6px;font-weight:900;letter-spacing:.7px; }.tallnum-group-brace strong { font-size:17px;line-height:1; }.tallnum-group.gesture-selected { filter:drop-shadow(0 0 4px #fff) drop-shadow(0 0 3px #17243d); }
.tallnum-group-preview { position:absolute;z-index:4;min-width:50px;max-width:92px;padding:8px 10px;border:2px solid #ffffffc7;border-radius:8px;color:#fff;background:#17243ddd;box-shadow:0 6px 16px #17243d42;pointer-events:none;transform:translate(-100%,-50%);transition:background .14s,border-color .14s,box-shadow .14s; }.tallnum-group-preview[hidden] { display:none; }.tallnum-group-preview.ready { border-color:var(--tn-yellow);background:#7b52bd;box-shadow:0 0 0 3px #ffffffb8,0 0 18px #ffdd45c7,0 8px 20px #17243d52; }
.tallnum-group-preview>strong { display:block;overflow:hidden;color:#fff;font-size:21px;line-height:1;text-align:center;text-overflow:ellipsis;white-space:nowrap;font-variant-numeric:tabular-nums; }
.tallnum-stage.group-preview .tallnum-tile.gesture-selected,.tallnum-stage.group-preview .tallnum-group.gesture-selected { transform:translateX(-9px); }.tallnum-stage.edge-preview .tallnum-tower { transform:perspective(500px) rotateY(13deg); }.tallnum-stage.edge-preview .tallnum-tile strong,.tallnum-stage.edge-preview .tallnum-group-value>strong { opacity:.18; }.tallnum-stage.edge-preview .tallnum-tile i,.tallnum-stage.edge-preview .tallnum-group-value>i { inset:50% auto auto 50%;transform:translate(-50%,-50%);color:#17243d;font-size:12px;white-space:nowrap; }.tallnum-tower { transition:transform .2s cubic-bezier(.2,.8,.2,1); }
.tallnum-stage.group-ready .tallnum-tile.gesture-selected { border-color:var(--tn-yellow);box-shadow:0 0 0 4px var(--tn-purple),0 0 18px #ffdd45c7,0 5px 0 rgba(23,36,61,.25);filter:brightness(1.08) saturate(1.16); }.tallnum-stage.group-ready .tallnum-tile.triangle.gesture-selected { filter:drop-shadow(0 0 3px var(--tn-yellow)) drop-shadow(0 0 7px var(--tn-purple)) brightness(1.08) saturate(1.16); }.tallnum-stage.group-ready .tallnum-group.gesture-selected { filter:drop-shadow(0 0 3px var(--tn-yellow)) drop-shadow(0 0 7px var(--tn-purple)); }
.tallnum-tile.tallnum-drag-moving,.tallnum-group.tallnum-drag-moving { z-index:5;transform:translateY(var(--tallnum-drag-y)) scale(1.035);filter:drop-shadow(0 12px 9px rgba(23,36,61,.3));transition:transform .04s linear,filter .12s; }
.tallnum-stage.rotate-drag .tallnum-tower>[data-tallnum-index]:not(.tallnum-drag-moving) { transform:translateY(var(--tallnum-shift-y));transition:transform .04s linear; }
.tallnum-merge-ghost,.tallnum-drop-ghost { position:absolute!important;z-index:5!important;margin:0!important;pointer-events:none!important;transform-origin:center;will-change:transform,opacity; }
.tallnum-base { position:relative;z-index:2;width:250px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;margin-top:5px;color:#fff;font-size:7px;letter-spacing:1px; }.tallnum-base span { height:3px;background:#17243d; }.tallnum-drop-button { width:min(260px,90%);margin-top:12px;padding:14px;background:#17243d; }.tallnum-drop-button span { margin-left:8px;color:#ffdd45;font-size:8px;letter-spacing:1px; }.tallnum-status { min-height:37px;margin:10px 0 0;color:var(--muted);font-size:11px;text-align:center;line-height:1.55; }
.tallnum-over { position:absolute;inset:0;z-index:6;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;color:#fff;background:rgba(23,36,61,.91);text-align:center; }.tallnum-over[hidden] { display:none; }.tallnum-over small { color:#ffdd45;font-weight:900;letter-spacing:2px; }.tallnum-over h2 { margin:10px 0 4px;font-size:36px; }.tallnum-over p { margin:0 0 12px;color:#dce5f3; }.tallnum-over p strong { color:#ffdd45;font-size:24px; }.tallnum-submit-status { min-height:18px;font-size:10px; }.tallnum-submit-status a { color:#ffdd45; }.tallnum-over-actions { display:flex;gap:8px;flex-wrap:wrap;justify-content:center; }.tallnum-over-actions .button.secondary { color:#17243d;background:#fff; }
.tallnum-replay-layout { display:grid;grid-template-columns:minmax(330px,520px) minmax(230px,290px);justify-content:center;gap:22px;align-items:start; }.tallnum-replay-layout>section { min-width:0; }.tallnum-replay-stage { width:100%; }.tallnum-replay-panel { position:sticky;top:12px; }.tallnum-replay-action { margin-top:14px;padding:12px;color:#526f9d;background:#eef2f7;border-radius:5px; }.tallnum-replay-action small { display:block;font-size:8px;font-weight:900;letter-spacing:1px; }.tallnum-replay-action strong { display:block;margin-top:5px;color:#17243d;font-size:13px; }.tallnum-replay-panel>p { margin:14px 0 0;font-size:9px;line-height:1.5; }.tallnum-replay-ghost { position:absolute!important;z-index:5!important;margin:0!important;pointer-events:none!important;transform-origin:center;will-change:transform,opacity; }.tallnum-watch-replay { min-width:0;padding:7px 10px;font-size:10px;white-space:nowrap; }
.dark .tallnum-replay-action { color:#c9d8ec;background:#354154; }.dark .tallnum-replay-action strong { color:#fff; }
.tallnum-controls h2 { margin-bottom:9px; }.tallnum-controls>p { margin:0 0 16px;color:var(--muted);font-size:11px;line-height:1.65; }.tallnum-gesture-list { display:grid;margin-bottom:14px;border-top:1px solid var(--line); }.tallnum-gesture-list>div { display:grid;grid-template-columns:74px 1fr auto;align-items:center;gap:7px;padding:11px 0;border-bottom:1px solid var(--line); }.tallnum-gesture-list kbd { color:#17243d;background:#ffdd45;border-radius:3px;padding:5px 6px;text-align:center;font-size:9px;font-weight:900; }.tallnum-gesture-list span { color:var(--muted);font-size:9px;line-height:1.4; }.tallnum-gesture-list b { color:#526f9d;font-size:9px;white-space:nowrap; }.tallnum-control-grid { display:grid;grid-template-columns:1fr 1fr;gap:7px; }.tallnum-control-grid .button { min-width:0;padding:11px 7px;font-size:10px; }.tallnum-selection-help { margin-top:15px;padding:12px;color:#526f9d;background:#eef2f7;border-radius:5px;font-size:10px;line-height:1.5; }
.tallnum-rank-head { display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:15px;border-top:1px solid var(--line); }.tallnum-rank-head h3 { font-size:14px; }.tallnum-rank-head a { color:#526f9d;font-size:10px;font-weight:800; }.tallnum-controls .rank-list { margin-top:7px;gap:2px; }.tallnum-controls .rank-row { grid-template-columns:24px minmax(0,1fr) auto;padding:6px 4px;border-radius:4px;font-size:10px; }.tallnum-controls .rank-row a { overflow:hidden;text-overflow:ellipsis;white-space:nowrap; }.tallnum-controls .rank-no { font-size:10px; }
.tallnum-rules { display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px; }.tallnum-rules article { position:relative;min-height:190px;padding:27px;border:1px solid var(--line);border-radius:8px;background:var(--surface); }.tallnum-rules article>span { color:#526f9d;font-size:10px;font-weight:900;letter-spacing:1px; }.tallnum-rules h2 { margin:18px 0 10px;font-size:21px; }.tallnum-rules p { margin:0;color:var(--muted);font-size:12px;line-height:1.75; }.tallnum-rules code { padding:2px 4px;color:#17243d;background:#eef2f7;border-radius:3px;font-size:10px; }
.dark .tallnum-info,.dark .tallnum-controls { background:#2b2c31; }.dark .tallnum-selection-help { color:#c9d8ec;background:#354154; }.dark .tallnum-rules code { color:#e7edf6;background:#354154; }

@media (max-width:1050px) and (min-width:801px) {
  .portal-showcase { padding:50px 44px; }.home-latest-feature { grid-template-columns:1fr; }.home-latest-image { min-height:190px; }.home-latest-copy { min-height:180px; }
  .play-layout { grid-template-columns:minmax(165px,190px) minmax(330px,1fr) minmax(165px,190px); gap:15px; }
  .play-side { padding:14px; }
  .board { --tile-size:min(8.6vw,92px); --gap:9px; }
  .replay-layout { --replay-tile-size:min(8.6vw,92px); --replay-gap:9px; }
  .game-toolbar .button { padding:10px 12px; font-size:13px; }
  .portal-hero { gap:32px; padding:45px; }.portal-hero h1 { font-size:58px; }.home-columns { grid-template-columns:minmax(0,1fr) 320px; }.weekly-feature-card { grid-template-columns:1fr; }.weekly-feature-card>img { height:280px; }.weekly-feature-copy { padding:28px; }.archive-count { right:38px; }.weekly-archive-hero { padding:48px; }
  .mode-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .record-section-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .tallnum-layout { grid-template-columns:190px minmax(330px,1fr); }.tallnum-controls { position:static;grid-column:1/-1; }.tallnum-control-grid { grid-template-columns:repeat(6,1fr); }
}
@media (max-width:800px) {
  .shell { width:min(100% - 22px, 620px); padding-bottom:95px; }
  .topbar { height:72px; }.nav { display:none; }.mobile-settings { display:block; }.mobile-nav { display:flex; position:fixed;left:10px;right:10px;bottom:10px;z-index:8;background:rgba(255,255,255,.86);backdrop-filter:blur(20px);border:1px solid var(--line);border-radius:19px;padding:7px;box-shadow:var(--shadow);justify-content:space-around; }
  .dark .mobile-nav { background:rgba(35,28,30,.9); }.mobile-nav a{font-size:10px;color:var(--muted);font-weight:800;padding:7px;display:grid;place-items:center;gap:2px}.mobile-nav b{font-size:18px}.hero{display:block;margin-top:10px}.score-group{margin-top:0}.score-card{flex:1}.game-layout{grid-template-columns:1fr;gap:18px}.side-stack{grid-template-columns:1fr}.hero h1{font-size:52px}.stat-strip{grid-template-columns:repeat(2,1fr)}
  .play-main { padding-top:8px; }.play-layout { grid-template-columns:1fr; gap:18px; }.game-column { order:1; }.leaderboard-side { order:2; }.data-side { order:3; }.play-side { margin-top:0; }.replay-layout { --replay-tile-size:min(16vw,82px); --replay-gap:8px; grid-template-columns:1fr; justify-items:center; }.replay-board-column,.replay-panel { grid-column:1; }.replay-panel { width:min(440px,100%); }.board { --tile-size:min(16vw,82px); --gap:8px; }.game-toolbar .button { padding:10px 11px; font-size:12px; }.game-hint { font-size:11px; }
  .mode-grid { grid-template-columns:1fr; }.mode-card { min-height:0; padding:23px; }.mode-card>p { min-height:0; }.mode-help-panel { display:grid; gap:12px; }.mode-help-panel>div { min-width:0; }.leaderboard-filters { align-items:stretch; }.leaderboard-filters label { flex:1; min-width:120px; }.leaderboard-filters select { width:100%; min-width:0; }.training-layout,.synthesis-layout { grid-template-columns:1fr; }.synthesis-layout>section:first-child,.synthesis-side { grid-column:1; }.training-side { margin-top:0; }.compact-header h1 { font-size:43px; }
  .profile-hero { align-items:flex-start; }.profile-name-row h1 { font-size:34px!important; }.profile-tabs button { padding:12px 8px;font-size:14px; }.record-section-grid { grid-template-columns:1fr; }.code-field { grid-template-columns:1fr; }.code-field .button { width:100%; }
  .mobile-nav { overflow-x:auto;justify-content:flex-start!important; }.mobile-nav a { flex:1 0 48px;padding:6px 3px!important; }.battle-hero { display:grid;align-items:start; }.battle-connection { width:max-content; }.battle-entry-grid { grid-template-columns:1fr; }.battle-entry { min-height:0;padding:21px; }.battle-room-head { align-items:flex-start;display:grid; }.battle-room-actions { width:100%; }.battle-room-actions .button { flex:1;padding:10px 8px;font-size:10px; }.timed-race-scoreboard { grid-template-columns:1fr; }.timed-race-scoreboard header { padding:0 0 8px;border-right:0;border-bottom:1px solid #dfc99c; }.battle-grid { grid-template-columns:repeat(2,330px);overflow-x:auto;padding-bottom:9px;scroll-snap-type:x mandatory; }.battle-grid.multiplayer-grid { grid-template-columns:repeat(var(--battle-player-count),330px);grid-auto-flow:column; }.battle-player { scroll-snap-align:start;padding:13px; }.battle-player .board,.battle-grid.multiplayer-grid .battle-player .board { --tile-size:52px;--gap:5px; }.battle-start-strip,.battle-result { align-items:flex-start;display:grid; }.battle-room-settings { align-items:stretch; }.battle-room-settings label { flex:1; }.battle-chat-row { grid-template-columns:68px 1fr; }.battle-chat-row time { display:none; }.dealer-battle-layout { grid-template-columns:1fr; }.dealer-game-panel .board { --tile-size:64px;--gap:5px; }.dealer-console { padding:15px; }
  .battle-grid.accuracy-private-grid { grid-template-columns:360px 280px;grid-auto-flow:column; }.accuracy-private-grid .battle-player.own .board { --tile-size:62px;--gap:6px; }
  .site-footer { margin-top:48px;padding-bottom:10px;display:grid;gap:16px; }.site-footer div { justify-content:center;flex-wrap:wrap; }.site-footer>div:first-child { display:grid;text-align:center;gap:4px; }
  .portal-view .shell { width:min(100% - 22px,620px); }.portal-view .topbar { height:68px;margin-top:10px;padding:0 15px;border-radius:10px 10px 0 0; }.portal-view .mobile-settings { color:#fff;background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25); }.portal-showcase { min-height:430px;padding:40px 24px 30px;background-position:center,62% center;background-size:100% 100%,auto 100%; }.portal-showcase::before { background:linear-gradient(90deg,rgba(76,0,14,.58),rgba(76,0,14,.18)); }.portal-showcase h1 { font-size:47px;letter-spacing:-3px; }.portal-showcase-copy>p { max-width:360px;font-size:14px; }.home-overview { grid-template-columns:1fr; }.home-community-row { grid-template-columns:32px 1fr 85px; }.home-community-row small { display:none; }.home-latest-feature { grid-template-columns:1fr; }.home-latest-image { height:230px; }.portal-intro { padding:20px 2px 14px; }.portal-intro h1 { font-size:34px;letter-spacing:-1.5px; }.portal-intro .portal-actions { margin-top:16px; }
  .portal-hero { min-height:0;grid-template-columns:1fr;gap:38px;padding:38px 24px;border-radius:10px; }.portal-hero h1 { margin:18px 0;font-size:50px;letter-spacing:-3px; }.portal-hero-copy>p { font-size:14px;line-height:1.75; }.portal-actions { flex-wrap:wrap; }.portal-button { min-height:43px;padding:0 16px;font-size:13px; }.portal-facts { gap:13px;flex-wrap:wrap; }.hero-game-card { width:min(100%,370px);justify-self:center;transform:none; }.home-columns { grid-template-columns:1fr; }.weekly-feature-card { grid-template-columns:1fr;min-height:0; }.weekly-feature-card>img { height:250px; }.weekly-feature-copy { padding:25px; }.weekly-feature-copy h3 { font-size:25px; }.home-ranking { margin-top:12px; }.explore-section { margin-top:48px; }.explore-grid { grid-template-columns:1fr; }.explore-card { min-height:260px; }.section-heading h2 { font-size:25px; }
  .pclub-heading { display:grid;padding:22px 18px 17px; }.pclub-heading h2 { font-size:31px; }.pclub-date { text-align:left; }.pclub-layout { grid-template-columns:1fr; }.pclub-main-table { border-right:0;border-bottom:5px solid var(--portal-red); }.pclub-rank-columns { grid-template-columns:repeat(2,350px); }.pclub-rank-columns table { min-width:350px; }.pclub-variants .pclub-table-title { position:sticky;left:0; }.variant-rank-head,.variant-rank-row { grid-template-columns:44px minmax(80px,1fr) 72px 94px; }.pclub-note { display:grid;justify-content:start; }.home-weekly-block { margin-top:48px; }
  .library-page,.weekly-reader { padding-top:10px; }.library-hero { min-height:0;display:block;padding:38px 25px; }.library-hero h1 { font-size:43px; }.library-mark { width:100%;height:82px;margin-top:28px; }.strategy-grid { grid-template-columns:1fr; }.strategy-card { min-height:290px; }.strategy-filter { align-items:flex-start;gap:10px; }.strategy-filter small { text-align:right; }
  .tallnum-page { padding-top:5px; }.tallnum-hero { display:grid;padding:29px 23px; }.tallnum-hero h1 { font-size:59px; }.tallnum-hero-actions { min-width:0;width:100%;grid-template-columns:1fr 1fr;align-items:end; }.tallnum-layout,.tallnum-replay-layout { grid-template-columns:1fr; }.tallnum-info,.tallnum-controls,.tallnum-replay-panel { position:static; }.tallnum-info { order:2; }.tallnum-play { order:1; }.tallnum-controls { order:3; }.tallnum-stage { min-height:610px;padding-inline:10px; }.tallnum-drop-zone { grid-template-columns:1fr auto; }.tallnum-drop-zone>b { display:none; }.tallnum-stage-next { justify-self:end; }.tallnum-rules { grid-template-columns:1fr; }.tallnum-rules article { min-height:0; }.tallnum-control-grid { grid-template-columns:1fr 1fr; }
  .document-header,.weekly-reader-head { display:grid;align-items:start; }.document-header h1,.weekly-reader-head h1 { font-size:34px; }.document-actions { flex-wrap:wrap; }.document-layout,.weekly-reader-layout { grid-template-columns:1fr; }.document-index,.issue-toc { position:static;max-height:240px; }.pdf-frame { min-height:560px;height:70vh; }
  .weekly-archive-hero { min-height:370px;padding:38px 25px; }.weekly-archive-hero h1 { font-size:45px; }.archive-count { left:25px;right:auto;top:auto;bottom:30px; }.archive-count strong { font-size:48px; }.weekly-lead { grid-template-columns:1fr;min-height:0; }.weekly-lead img { height:260px; }.weekly-lead>div { padding:28px; }.weekly-lead h2 { font-size:27px; }.issue-grid { grid-template-columns:1fr; }.issue-thumb { height:230px; }.weekly-reader-layout .issue-toc { order:2; }.issue-image-wrap { order:1; }
}
@media (max-width:430px) { .hero h1{font-size:44px}.score-card{min-width:0}.panel{padding:17px}.tile{letter-spacing:-1.5px}.hero-copy{font-size:14px}.topbar .brand span{font-size:20px} }
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}