/* Burlington Tile Academy: Index. Live burlingtontile.ca system (ACADEMY_STYLE.md): silvers, graphite, #5f6b87, #2463b3; MT EB Garamond 500/600 + MT Lato 400/700; no italics, no gold. */
:root{--bti-ink:#2f3338;--bti-text:#4f545c;--bti-muted:#6b7078;--bti-line:#e6e8eb;--bti-blue:#2463b3;--bti-accent:#5f6b87;--bti-pale:#f3f4f6;--bti-wire:#c9ccd1;--bti-ease:cubic-bezier(.22,1,.36,1)}

/* fallback floating button: bottom-LEFT (bottom-right is Teacher Mike's) */
.bti-fab{position:fixed;left:24px;bottom:24px;z-index:9990;transform:translateY(calc(-1 * var(--lift,0px)));transition:transform .35s cubic-bezier(.3,.7,.2,1),box-shadow .2s,border-color .2s,color .2s;
  display:flex;align-items:center;gap:10px;height:46px;padding:0 10px 0 8px;border-radius:6px;border:1px solid rgba(225,228,232,.85);cursor:pointer;
  background:linear-gradient(180deg,rgba(255,255,255,.28) 0%,rgba(255,255,255,.06) 50%,rgba(0,0,0,.08) 51%,rgba(0,0,0,.02) 100%),rgba(70,75,85,.85);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.35);font:700 12px/1 'MT Lato','Helvetica Neue',Arial,sans-serif;letter-spacing:.2em;text-transform:uppercase;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 2px 4px rgba(0,0,0,.25),0 10px 22px rgba(0,0,0,.22)}
.bti-fab:hover,.bti-fab.on,.bti-fab:focus-visible{border-color:#fff;background:linear-gradient(180deg,rgba(255,255,255,.34) 0%,rgba(255,255,255,.1) 50%,rgba(0,0,0,.05) 51%,rgba(0,0,0,0) 100%),rgba(95,107,135,.85)}
.bti-fab:focus-visible{outline:2px solid var(--bti-blue);outline-offset:3px}
.bti-fab-ico{width:30px;height:30px;border-radius:4px;display:grid;place-items:center;color:#3d4148;text-shadow:none;
  background:linear-gradient(180deg,#fff,#e6e8eb);box-shadow:inset 0 0 0 1px rgba(170,175,182,.55),inset 0 1px 0 #fff}
.bti-fab-ico svg{width:20px;height:20px}
.bti-fab-lbl{padding-left:2px}
.bti-fab-count{font:500 15px/1 'MT EB Garamond','EB Garamond',Georgia,serif;letter-spacing:0;color:#e6e8eb;border-left:1px solid rgba(225,228,232,.45);padding:0 4px 0 10px}
/* in the Academy sub-bar (smoked-glass button, live btn-smoked) */
.bti-fab.bti-inbar{position:relative;left:auto;bottom:auto;z-index:auto;transform:none;height:40px;padding:0 10px 0 6px;gap:9px;transition:background .25s,border-color .25s,transform .25s}
.bti-fab.bti-inbar:hover{transform:translateY(-1px)}.bti-fab.bti-inbar .bti-fab-ico{width:28px;height:28px}
@media (max-width:760px){.bti-fab.bti-inbar{height:38px;padding:0 11px 0 5px;gap:7px;font-size:11.5px;letter-spacing:.16em}.bti-fab.bti-inbar .bti-fab-count{display:none}}
.bti-fab:hover .bti-fab-ico svg{animation:bti-spin 1.2s cubic-bezier(.3,.7,.2,1)}
@keyframes bti-spin{to{transform:rotate(90deg)}}
@media (max-width:760px){.bti-fab{left:14px;bottom:14px;height:42px;padding:0 12px 0 6px;gap:7px;font-size:12px}.bti-fab-count{display:none}.bti-fab-ico{width:30px;height:30px}}
html.bti-open .bti-fab{opacity:0;pointer-events:none}

/* backdrop + sheet */
.bti-backdrop{position:fixed;inset:0;z-index:9991;background:rgba(238,240,243,.62);backdrop-filter:blur(5px) saturate(.9);-webkit-backdrop-filter:blur(5px);opacity:0;pointer-events:none;transition:opacity .35s}
.bti-backdrop.on{opacity:1;pointer-events:auto}
.bti-sheet{position:fixed;z-index:9992;inset:18px 24px;max-width:1480px;margin:0 auto;display:flex;flex-direction:column;color:var(--bti-text);
  font-family:'MT Lato','Helvetica Neue',Arial,sans-serif;background:linear-gradient(180deg,#fff 0%,#fbfbfc 100%);border:1px solid #fff;border-radius:10px;overflow:hidden;
  box-shadow:0 0 0 1px rgba(170,175,182,.35),inset 0 1px 0 #fff,0 6px 14px rgba(0,0,0,.07),0 30px 80px rgba(30,35,45,.16)}
.bti-sheet[hidden]{display:none}
.bti-sheet::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background:linear-gradient(#fff 0,rgba(255,255,255,0) 30%,rgba(255,255,255,0) 70%,#fff 100%),
  linear-gradient(90deg,rgba(0,0,0,.035) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(rgba(0,0,0,.035) 1px,transparent 1px) 0 0/48px 48px}
.bti-sheet::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,transparent,#c9ccd1 25%,#9a9ea6 50%,#c9ccd1 75%,transparent)}
.bti-head{position:relative;display:flex;justify-content:space-between;align-items:center;padding:16px 26px 0}
.bti-eyebrow{font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--bti-muted)}.bti-eb-full{font-weight:inherit}.bti-eyebrow span{color:var(--bti-blue);padding:0 4px}
.bti-tools{display:flex;gap:8px}
.bti-tools button{display:flex;align-items:center;gap:6px;height:32px;padding:0 12px;border:1px solid rgba(170,175,182,.6);border-radius:6px;background:linear-gradient(180deg,#fff,#eef0f2);color:#3d4148;box-shadow:inset 0 1px 0 #fff,0 1px 2px rgba(0,0,0,.08);font:700 11px 'MT Lato',Lato;letter-spacing:.14em;text-transform:uppercase;cursor:pointer}
.bti-tools button:hover,.bti-tools button:focus-visible{border-color:#fff;color:#fff;background:linear-gradient(180deg,rgba(255,255,255,.34) 0%,rgba(255,255,255,.1) 50%,rgba(0,0,0,.05) 51%,rgba(0,0,0,0) 100%),rgba(95,107,135,.85)}
.bti-tools svg{width:15px;height:15px}.bti-tools kbd{font:700 10px 'MT Lato',Lato;color:inherit;opacity:.75;border:1px solid currentColor;border-radius:3px;padding:1px 4px}
.bti-pin[aria-pressed=true]{color:#fff;border-color:rgba(225,228,232,.85);background:linear-gradient(180deg,rgba(255,255,255,.28) 0%,rgba(255,255,255,.06) 50%,rgba(0,0,0,.08) 51%,rgba(0,0,0,.02) 100%),rgba(70,75,85,.85)}

/* board */
.bti-board{position:relative;flex:1;min-height:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));grid-template-rows:auto auto;align-content:center;column-gap:30px;row-gap:64px;padding:58px 40px 24px;overflow:auto}
.bti-lines{position:absolute;left:0;top:0;width:100%;pointer-events:none;overflow:visible}
.bti-ln{fill:none;stroke:var(--bti-wire);stroke-width:1;stroke-dasharray:1;stroke-dashoffset:0;transition:stroke .2s,stroke-width .2s}
.bti-ln.hot{stroke:var(--bti-blue);stroke-width:1.6}
.bti-board.has-hot .bti-ln:not(.hot){stroke:#e6e8eb}
.bti-dot{fill:#fff;stroke:var(--bti-wire);stroke-width:1.2;transform-box:fill-box;transform-origin:center;transition:fill .2s,stroke .2s}
.bti-dot.hot{fill:var(--bti-blue);stroke:var(--bti-blue)}.bti-dot.hubdot{fill:var(--bti-blue);stroke:#fff;stroke-width:1.5}

.bti-hub{position:relative;z-index:1;text-align:center;padding:4px 6px 0;align-self:start}
.bti-crest{width:62px;height:auto;display:block;margin:0 auto 6px;filter:drop-shadow(0 4px 8px rgba(0,0,0,.18))}
.bti-hub-k{font-size:10.5px;font-weight:700;letter-spacing:.32em;text-transform:uppercase;color:var(--bti-muted)}
.bti-hub-t{font:500 44px/1 'MT EB Garamond','EB Garamond',Garamond,Georgia,serif;color:var(--bti-ink);margin:4px 0 8px;letter-spacing:.02em;text-shadow:0 1px 0 #fff}
.bti-rule{width:46px;height:1px;background:var(--bti-blue);margin:0 auto 8px}
.bti-hub-s{margin:0 0 12px;font:500 16px 'MT EB Garamond','EB Garamond',Georgia,serif;color:#555a61}
.bti-search{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;border:1px solid #fff;border-radius:6px;background:#fff;box-shadow:0 0 0 1px rgba(170,175,182,.55),inset 0 1px 0 #fff,0 3px 12px rgba(0,0,0,.05);color:var(--bti-muted)}
.bti-search:focus-within{box-shadow:0 0 0 2px var(--bti-blue)}
.bti-search svg{width:16px;height:16px;flex:none}.bti-search input{border:0;outline:0;min-width:0;flex:1;font:14px 'MT Lato',Lato;color:#2f3338;background:transparent}
.bti-empty{min-height:18px;margin-top:6px;font-size:12px;color:var(--bti-blue);letter-spacing:.04em}

.bti-sheet .bti-ch{padding:0;margin:0;position:relative;z-index:1;min-width:0;transition:opacity .25s}
.bti-ch-h{all:unset;box-sizing:border-box;display:grid;grid-template-columns:auto 1fr auto;column-gap:10px;align-items:start;width:100%;cursor:default;padding:0 0 10px;border-bottom:1px solid var(--bti-line);position:relative}
.bti-node{position:absolute;left:12px;top:-12px;width:0;height:0;visibility:hidden}
.bti-num{font:500 32px/1 'MT EB Garamond','EB Garamond',Georgia,serif;color:transparent;-webkit-text-stroke:1px var(--bti-accent);min-width:34px;padding-top:2px}
.bti-ch-tt{display:flex;flex-direction:column;min-width:0}
.bti-ch-t{font:500 21px/1.12 'MT EB Garamond','EB Garamond',Garamond,Georgia,serif;color:var(--bti-ink)}
.bti-ch-s{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--bti-muted);margin-top:4px}
.bti-ch-c{font:500 14px 'MT EB Garamond','EB Garamond',serif;color:var(--bti-muted);padding-top:4px}
.bti-chev{display:none}
.bti-ch.hot .bti-ch-h{border-bottom-color:var(--bti-blue)}
.bti-board.has-hot .bti-ch:not(.hot){opacity:.62}

.bti-list{list-style:none;margin:8px 0 0 12px;padding:0 0 0 10px;border-left:1px solid var(--bti-line)}
.bti-e{position:relative}
.bti-e::before{content:"";position:absolute;left:-10px;top:50%;width:10px;border-top:1px solid var(--bti-line)}
.bti-e a{position:relative;display:flex;align-items:baseline;gap:6px;padding:5px 18px 5px 6px;margin-left:-2px;border-radius:3px;color:#2f3338;font-size:14px;line-height:1.32;text-decoration:none;transition:background .15s,color .15s,transform .15s}
.bti-en{font-size:11px;font-weight:700;color:var(--bti-muted);font-variant-numeric:tabular-nums;min-width:22px;letter-spacing:.02em}
.bti-et{flex:1;min-width:0}
.bti-arr{position:absolute;right:5px;top:4px;opacity:0;transform:translateX(-4px);transition:.15s;color:var(--bti-blue)}
.bti-tag{display:inline-block;vertical-align:1px;margin-left:2px;font-style:normal;font-size:8.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--bti-accent);background:#fff;border:1px solid #c9ccd1;border-radius:4px;padding:1px 5px;white-space:nowrap}
.bti-e a:hover,.bti-e a:focus-visible{background:#f3f4f6;color:var(--bti-blue);transform:translateX(3px);outline:0}
.bti-e a:hover .bti-arr,.bti-e a:focus-visible .bti-arr{opacity:1;transform:none}
.bti-e a:hover .bti-en,.bti-e a:focus-visible .bti-en{color:var(--bti-blue)}
.bti-e a:focus-visible{box-shadow:0 0 0 2px var(--bti-blue)}
.bti-s-placeholder .bti-et{color:#6b7078}
.filtering .bti-e.miss{opacity:.22}.filtering .bti-e.match a{background:#f3f4f6;box-shadow:inset 2px 0 0 var(--bti-blue)}.bti-ch.miss{opacity:.3}

/* footer: preview + legend */
.bti-foot{position:relative;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:12px 26px;border-top:1px solid var(--bti-line);background:linear-gradient(#fbfbfc,#f3f4f6)}
.bti-prev{display:flex;align-items:baseline;gap:14px;min-width:0;flex:1}
.bti-prev-k{flex:none;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--bti-blue);display:flex;align-items:center;gap:6px}
.bti-prev-t{font:500 18px/1.2 'MT EB Garamond','EB Garamond',Georgia,serif;color:var(--bti-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bti-prev-u{font-size:12px;color:var(--bti-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bti-legend{display:flex;gap:14px;font-size:11px;color:var(--bti-muted);letter-spacing:.06em;flex:none}.bti-legend span{display:flex;align-items:center;gap:5px}
.d{display:inline-block;width:8px;height:8px;border-radius:50%;flex:none}
.d.live{background:#1e7a3c}.d.built{background:var(--bti-blue)}.d.draft{background:var(--bti-accent);box-shadow:inset 0 0 0 1.5px #fff,0 0 0 1px var(--bti-accent)}.d.placeholder{background:#fff;border:1px dashed #9a9ea6}

/* landing flash when the index jumps to a section */
.bti-flash{animation:bti-flash 1.6s ease-out}
@keyframes bti-flash{0%,30%{box-shadow:0 0 0 2px var(--bti-blue),0 0 0 9px rgba(36,99,179,.14)}100%{box-shadow:0 0 0 2px rgba(36,99,179,0),0 0 0 14px rgba(36,99,179,0)}}

/* phones: full-screen sheet, collapsible chapters */
@media (max-width:760px){
  .bti-sheet{inset:0;border-radius:0;border:0}
  .bti-head{padding:14px 16px 0}.bti-eyebrow{font-size:10px;letter-spacing:.22em}.bti-pin{display:none!important}
  .bti-board{display:block;padding:10px 16px 24px;-webkit-overflow-scrolling:touch}
  .bti-lines{display:none}
  .bti-hub{display:grid;grid-template-columns:44px 1fr;column-gap:12px;text-align:left;align-items:center;padding:0 0 14px}
  .bti-crest{width:44px;margin:0;grid-row:span 3}.bti-hub-t{font-size:32px;margin:0}.bti-rule{display:none}.bti-hub-k{font-size:9.5px}.bti-hub-s{margin:2px 0 0;font-size:14px}
  .bti-search,.bti-empty{grid-column:1/-1}.bti-search{margin-top:14px;height:44px}.bti-search input{font-size:16px}
  .bti-ch{border-top:1px solid var(--bti-line)}.bti-ch:last-child{border-bottom:1px solid var(--bti-line)}
  .bti-ch-h{cursor:pointer;padding:14px 2px;border:0;align-items:center;grid-template-columns:auto 1fr auto auto}
  .bti-num{font-size:24px;min-width:40px}.bti-ch-t{font-size:19px}.bti-ch-s{font-size:10px}
  .bti-chev{display:block;width:9px;height:9px;border-right:1.5px solid #888;border-bottom:1.5px solid #888;transform:rotate(45deg);margin:0 6px 4px 8px;transition:transform .25s}
  .bti-ch.open .bti-chev{transform:rotate(-135deg);margin-bottom:-4px}
  .bti-list{display:none;margin:0 0 14px 20px}.bti-ch.open .bti-list{display:block;animation:bti-drop .25s ease-out}
  .bti-e a{font-size:15px;padding:10px 8px}
  .bti-board.has-hot .bti-ch:not(.hot){opacity:1}
  .bti-foot{display:none}.bti-eb-full{display:none}
}
@keyframes bti-drop{from{opacity:0;transform:translateY(-6px)}}
@media (prefers-reduced-motion:reduce){.bti-fab,.bti-backdrop,.bti-e a,.bti-ln,.bti-ch{transition:none!important}.bti-fab:hover .bti-fab-ico svg,.bti-flash,.bti-ch.open .bti-list{animation:none!important}}

.bti-ph{display:inline-block;width:7px;height:7px;margin-left:6px;border:1px dashed #9a9ea6;border-radius:50%;vertical-align:1px}
.bti-s-placeholder .bti-et{text-decoration:underline dotted #9a9ea6;text-underline-offset:3px}

/* MIKE: TileHacks Arcade promo v14. Approved exception to the Academy no-gold/no-italics notes (arcade branding from learn/shout-outs/tilehacks/tilehacks.css). */
.bti-arc{padding:8px 0 56px;--a-navy:#1b2638;--a-navy2:#24324a;--a-gold:#b89b62;--a-gold2:#e2c98f;--a-blue:#2463b3;--a-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.bti-arc-card{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 180px;gap:28px;align-items:center;padding:44px 44px 40px;border-radius:20px;overflow:hidden;color:#eef1f5;text-align:left;
 background:radial-gradient(120% 110% at 30% 0%,#2b3b58 0%,var(--a-navy) 60%,#121a28 100%);
 box-shadow:0 0 0 2px var(--a-gold),0 0 0 8px rgba(184,155,98,.12),0 0 38px rgba(226,201,143,.22),0 20px 44px rgba(20,28,42,.35);transition:transform .35s var(--bti-ease),box-shadow .35s var(--bti-ease)}
.bti-arc-card::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 90%);pointer-events:none}
.bti-arc-card:hover{transform:translateY(-4px);box-shadow:0 0 0 2px var(--a-gold2),0 0 0 8px rgba(226,201,143,.18),0 0 54px rgba(226,201,143,.38),0 26px 50px rgba(20,28,42,.4)}
.bti-arc-bulbs,.bti-arc-bulbs::after{position:absolute;left:18px;right:18px;height:8px;top:10px;background:radial-gradient(circle,var(--a-gold2) 2.5px,transparent 3.5px) 0 0/18px 8px;filter:drop-shadow(0 0 4px rgba(226,201,143,.8));animation:bti-arc-chase 1.2s steps(2) infinite}
.bti-arc-bulbs::after{content:"";left:0;right:0;top:auto;bottom:-0px;transform:translateY(calc(100% + 0px))}
.bti-arc-card>.bti-arc-bulbs+*{position:relative}
.bti-arc-card::after{content:"";position:absolute;left:18px;right:18px;bottom:10px;height:8px;background:radial-gradient(circle,var(--a-gold2) 2.5px,transparent 3.5px) 9px 0/18px 8px;filter:drop-shadow(0 0 4px rgba(226,201,143,.8));animation:bti-arc-chase 1.2s steps(2) infinite reverse;pointer-events:none}
.bti-arc-bulbs::after{display:none}
@keyframes bti-arc-chase{50%{opacity:.35}}
.bti-arc-txt{position:relative}
.bti-arc-sign{display:inline-block;padding:10px 18px 9px;border:2px solid var(--a-gold);border-radius:10px;box-shadow:0 0 0 4px rgba(184,155,98,.12),0 0 22px rgba(226,201,143,.25),inset 0 0 16px rgba(226,201,143,.12);margin:0 0 18px}
.bti-arc-word{font:600 22px/1 'MT EB Garamond',Georgia,serif;color:#fff;letter-spacing:.01em;text-shadow:0 0 12px rgba(226,201,143,.55),0 0 2px #fff}
.bti-arc-word span{color:var(--a-gold2)}
.bti-arc .bti-arc-h{margin:0 0 10px;font:italic 600 clamp(38px,5vw,58px)/1 'MT EB Garamond',Georgia,serif;color:#fff;text-shadow:0 0 18px rgba(226,201,143,.45)}
.bti-arc-p{margin:0;font:400 18px/1.5 'MT Lato',Arial,sans-serif;color:#d7dce4;max-width:46ch}
.bti-arc-p2{margin:8px 0 0;font:700 11px/1.5 var(--a-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--a-gold2)}
.bti-arc-btns{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin-top:24px}
.bti-arc-btn{display:inline-flex;align-items:center;gap:10px;padding:15px 30px;border-radius:999px;background:var(--a-blue);color:#fff;text-decoration:none;font:700 16px 'MT Lato',Arial,sans-serif;letter-spacing:.06em;box-shadow:0 0 0 3px rgba(36,99,179,.3),0 10px 26px rgba(0,0,0,.35);transition:transform .2s}
.bti-arc-btn:hover{transform:translateY(-2px);color:#fff;text-decoration:none}
.bti-arc-btn span{font-size:12px;color:var(--a-gold2)}
.bti-arc-btn:focus-visible,.bti-arc-alt:focus-visible{outline:3px solid var(--a-gold2);outline-offset:3px}
.bti-arc-alt{font:400 14px 'MT Lato',Arial,sans-serif;color:var(--a-gold2);text-decoration:underline;text-underline-offset:3px}
.bti-arc-alt:hover{color:#fff}
.bti-arc-seal{position:relative;display:block;width:170px;height:170px;justify-self:center;transform:rotate(-8deg);filter:drop-shadow(0 6px 14px rgba(0,0,0,.45))}
.bti-arc-teeth{position:absolute;inset:0;overflow:hidden;clip-path:polygon(50.00% 0.00%,55.94% 4.89%,62.94% 1.70%,67.41% 7.96%,75.00% 6.70%,77.70% 13.90%,85.36% 14.64%,86.10% 22.30%,93.30% 25.00%,92.04% 32.59%,98.30% 37.06%,95.11% 44.06%,100.00% 50.00%,95.11% 55.94%,98.30% 62.94%,92.04% 67.41%,93.30% 75.00%,86.10% 77.70%,85.36% 85.36%,77.70% 86.10%,75.00% 93.30%,67.41% 92.04%,62.94% 98.30%,55.94% 95.11%,50.00% 100.00%,44.06% 95.11%,37.06% 98.30%,32.59% 92.04%,25.00% 93.30%,22.30% 86.10%,14.64% 85.36%,13.90% 77.70%,6.70% 75.00%,7.96% 67.41%,1.70% 62.94%,4.89% 55.94%,0.00% 50.00%,4.89% 44.06%,1.70% 37.06%,7.96% 32.59%,6.70% 25.00%,13.90% 22.30%,14.64% 14.64%,22.30% 13.90%,25.00% 6.70%,32.59% 7.96%,37.06% 1.70%,44.06% 4.89%);background:repeating-conic-gradient(from -3.75deg,#fbfbfc 0 7.5deg,#b4bac2 7.5deg 15deg)}
.bti-arc-glint{position:absolute;inset:-10%;background:conic-gradient(from 0deg,rgba(255,255,255,0) 0 290deg,rgba(255,255,255,.95) 325deg,rgba(255,255,255,0) 360deg);animation:bti-arc-spin 7s linear infinite}
.bti-arc-seal svg{position:absolute;inset:0;width:100%;height:100%}
@keyframes bti-arc-spin{to{transform:rotate(360deg)}}
@media (max-width:700px){.bti-arc-card{grid-template-columns:1fr;padding:38px 22px 34px;gap:0}.bti-arc-seal{position:absolute;top:22px;right:12px;width:88px;height:88px}.bti-arc-sign{margin-bottom:16px}.bti-arc-word{font-size:18px}.bti-arc-p{font-size:16.5px}}
@media (prefers-reduced-motion:reduce){.bti-arc-glint,.bti-arc-bulbs,.bti-arc-card::after{animation:none}.bti-arc-card,.bti-arc-btn{transition:none}.bti-arc-card:hover,.bti-arc-btn:hover{transform:none}}

/* v15: @tilehacks logo badge on the arcade card */
.bti-arc-brand{display:flex;align-items:center;gap:16px;margin:0 0 18px}
.bti-arc-brand .bti-arc-sign{margin:0}
.bti-arc-logo{width:76px;height:76px;border-radius:50%;display:block;flex:none;background:#fff;box-shadow:0 0 0 3px var(--a-gold),0 0 0 7px rgba(184,155,98,.18),0 0 26px rgba(226,201,143,.45)}
@media (max-width:700px){.bti-arc-brand{gap:12px;padding-right:84px}.bti-arc-logo{width:58px;height:58px}}
@media (max-width:700px){.bti-arc-word{font-size:16px;white-space:nowrap}.bti-arc-sign{padding:8px 12px 7px}}