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@media(max-width:900px){.library-hero{grid-template-columns:1fr .7fr;min-height:520px}.hero-card{width:190px}.hero-copy h1{font-size:75px}.hero-art{min-height:400px}.site-wrap{padding:0 5%}.deck-tile{min-height:330px}.tile-title{font-size:57px}}
@media(max-width:670px){.site-header{height:72px}.wordmark{font-size:24px}.header-note{display:none}.library-hero{display:block;min-height:0;padding:65px 0 50px}.hero-copy{padding:0}.hero-copy h1{font-size:clamp(61px,13vw,83px);margin:26px 0}.hero-copy p{font-size:13px}.hero-link{margin-top:16px}.hero-art{height:240px;min-height:240px;margin-top:15px}.hero-card{width:125px;border-width:4px}.hero-card-front{transform:translate(-23px,3px) rotate(-10deg);padding:13px 5px}.hero-card-back{transform:translate(35px,8px) rotate(15deg)}.hero-card-front b{font-size:19px}.hero-card-front span{font-size:7px}.hero-card-front i{font-size:17px}.hero-halo{width:220px;height:220px}.hero-art-caption{bottom:0;right:0;font-size:7px}.section-heading{align-items:start}.section-heading h2{font-size:46px}.section-heading p{display:none}.library-controls{display:block;margin:25px 0}.search-box{width:100%}.filter-list{justify-content:start;margin-top:16px;gap:7px}.filter-button{padding:9px 13px;font-size:10px}.deck-grid{grid-template-columns:1fr}.deck-tile{min-height:360px}.site-footer{display:block;padding:25px 0}.site-footer span{display:block;margin-bottom:8px}.site-footer span:last-child{display:none}.intro-title{font-size:clamp(72px,17vw,112px)}.intro-mark{font-size:8px;letter-spacing:.14em}.intro-subtitle{max-width:270px;line-height:1.3}.guide-title{font-size:95px}.guide-description{font-size:12px}.play-side-label,.play-side-count{display:none}.play-main{padding:0 16px 35px}.play-center{width:100%}.card-area{width:min(300px,66vh,76vw)}.card-main-text{font-size:clamp(24px,7vw,34px)}.play-hint{font-size:9px}.immersive-header{min-height:76px;padding:15px 20px}.progress-wrap{margin-bottom:19px}}
@media(max-width:400px){.card-area{width:min(270px,61vh,74vw)}.card-inner{padding:35px 22px}.card-main-text{font-size:26px}.options-content{padding:25px 24px}.options-header{padding:26px 24px 18px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}.intro-screen.leaving .intro-transform-card{display:none}}
.deck-opening-overlay{position:fixed;z-index:15;border-radius:12px;background:#282537 center/cover;box-shadow:0 20px 80px #0008;color:#fff8ef;font:500 56px Cormorant,Georgia,serif;display:grid;place-items:center;pointer-events:none;transition:left 1.25s cubic-bezier(.23,.8,.15,1),top 1.25s cubic-bezier(.23,.8,.15,1),width 1.25s cubic-bezier(.23,.8,.15,1),height 1.25s cubic-bezier(.23,.8,.15,1),border-radius 1.25s,opacity .25s 1.08s}.deck-opening-overlay.is-opening{left:0!important;top:0!important;width:100vw!important;height:100vh!important;border-radius:0;opacity:0}
.immersive-screen{--deck-background:#171b22;--deck-gradient-end:#36313f;--deck-text:#fff8ef;--deck-accent:#d9bfa9;--deck-main-font:Cormorant,Georgia,serif;--deck-card-surface:linear-gradient(145deg,#34303bbf,#292631c7)}
.card-area{perspective:1050px;transform-style:preserve-3d}.stack-card,.draw-card{transform-style:preserve-3d;backface-visibility:hidden}.stack-card{background:var(--deck-stack-surface,linear-gradient(145deg,#554858ee,#312d3bec))}.draw-card{color:var(--deck-text);background:var(--deck-card-surface)}.card-zone-label{font-family:BeVietnam,Arial,sans-serif;font-size:9px;line-height:1;letter-spacing:.2em;text-transform:uppercase;color:var(--deck-accent)}.card-front-top,.card-front-bottom{color:var(--deck-accent)}.card-main-text{font-family:var(--deck-main-font);color:var(--deck-text)}.card-front-zones.two-zone{gap:0;padding:5px 0;min-height:0}.card-zone.two-zone{flex:1;justify-content:center;gap:9px;min-height:0;padding:9px 1px}.card-zone.two-zone+.card-zone.two-zone{border-top:1px solid #ffffff5c;padding-top:13px}.card-zone.two-zone .card-main-text{font-size:clamp(16px,4.6vw,23px);line-height:1.12;letter-spacing:0}.card-front-content:has(.two-zone){justify-content:space-between}.immersive-header{padding-top:calc(20px + env(safe-area-inset-top))}.play-main{padding-bottom:calc(25px + env(safe-area-inset-bottom))}button{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
@media(max-width:670px){.immersive-header{padding-top:calc(15px + env(safe-area-inset-top))}.play-main{padding-bottom:calc(35px + env(safe-area-inset-bottom))}.card-inner{padding:28px 22px}.card-front-zones.two-zone{padding:0}.card-zone.two-zone{gap:6px;padding:7px 0}.card-zone.two-zone+.card-zone.two-zone{padding-top:10px}.card-zone.two-zone .card-main-text{font-size:clamp(15px,4.3vw,19px);line-height:1.1}.card-zone-label{font-size:8px}.card-front-content:has(.two-zone) .card-front-top{font-size:8px}.card-front-content:has(.two-zone) .card-front-bottom{font-size:8px}}

/* Deck artwork includes each deck name; keep the complete portrait cover visible without repeating it in overlay text. */
.deck-tile-art .deck-tile-image{background-size:auto 100%;background-position:right center;background-repeat:no-repeat}
.deck-tile-art .deck-tile-content{width:68%;padding:29px 30px 27px}
.deck-tile-art .tile-title{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap;border:0}
.deck-tile-art .tile-category{color:#f7e8df;text-shadow:0 1px 12px #0008}
.deck-tile-art .tile-subtitle{max-width:245px;margin-top:auto;color:#f8eee7;line-height:1.65;text-shadow:0 1px 12px #0008}
.deck-tile-art .tile-footer{margin-top:17px}
@media(max-width:670px){.deck-tile-art{min-height:330px}.deck-tile-art .deck-tile-content{width:73%;padding:23px 22px 23px}.deck-tile-art .tile-subtitle{max-width:220px;font-size:11px}.deck-tile-art .tile-footer{gap:12px;font-size:9px}}

/* Match the current native deck presentation and readability controls. */
.guide-screen .immersive-bg{filter:blur(16px);transform:scale(1.05)}
.immersive-shade{background:linear-gradient(180deg,#00000012,transparent 28%,#00000022)}
.card-area{width:min(280px,42vh,84vw)}
.stack-card,.draw-card{border-radius:26px}
.stack-card{border-color:var(--deck-card-stroke,#ffffff73);box-shadow:0 12px 24px #0003}
.draw-card{border-color:var(--deck-card-stroke,#ffffff73);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 18px 42px #0008}
.draw-card:before{border-radius:18px;border-color:#ffffff38}
.card-zone-label,.card-main-text,.card-note{color:#fff;text-shadow:0 1px 3px #000b}
.card-zone-label{font-size:calc(9px * var(--deck-card-text-scale,1))}
.card-main-text{font-size:calc(clamp(24px,3vw,37px) * var(--deck-card-text-scale,1))}
.card-note{font-size:calc(10px * var(--deck-card-text-scale,1))}
.card-zone.two-zone .card-main-text{font-size:calc(clamp(17px,5.1vw,23px) * var(--deck-card-text-scale,1));line-height:1.1}
.font-scale-control{display:grid;grid-template-columns:44px 1fr 44px;align-items:center;gap:14px;margin-top:5px}
.scale-button{width:44px;height:42px;border:1px solid #d3c6c0;border-radius:8px;background:#fffaf6;color:#3a343b;font-size:22px;line-height:1}
.scale-button:disabled{opacity:.42;cursor:default}
#card-scale-label{text-align:center;font-size:13px;font-variant-numeric:tabular-nums}
.scale-range-note{display:block;text-align:center;color:#948984;font-size:10px;margin-top:8px}
.font-preview-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:18px;padding:16px 10px;border-radius:10px;background:#eee7df;color:#928581}
.font-preview-wrap>span:first-child{font-size:10px;letter-spacing:.06em}
#font-preview{color:#302b32;text-align:center;line-height:1.15;max-width:100%;overflow-wrap:anywhere}
@media(max-width:670px){.card-area{width:min(280px,66vh,76vw)}.card-zone-label{font-size:calc(8px * var(--deck-card-text-scale,1))}.card-main-text{font-size:calc(clamp(24px,7vw,34px) * var(--deck-card-text-scale,1))}.card-zone.two-zone .card-main-text{font-size:calc(clamp(16px,5.2vw,22px) * var(--deck-card-text-scale,1))}.card-note{font-size:calc(9px * var(--deck-card-text-scale,1))}.options-content{padding-bottom:calc(35px + env(safe-area-inset-bottom))}}
@media(max-width:400px){.card-area{width:min(270px,61vh,74vw)}.card-main-text{font-size:calc(26px * var(--deck-card-text-scale,1))}.card-zone.two-zone .card-main-text{font-size:calc(clamp(15px,5.2vw,20px) * var(--deck-card-text-scale,1))}}