/* Complete references: design/v5-library-rooms/{library,rooms}.png */
.library-pagination{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}.library-pagination[hidden]{display:none}.library-pagination [aria-current]{background:var(--accent);color:#fff}.position-explanation>details>section{border-top:1px solid var(--line);padding-block:14px}.position-explanation h3{font-size:17px;line-height:1.5}.position-explanation p{max-width:78ch}.library-pagination a{min-height:44px;min-width:44px}
.library-preview .compact-preview{padding:2px!important;height:100%}
.study-reading{padding:24px;margin:24px 0;line-height:1.8;overflow-wrap:anywhere}.study-reading h2{font-size:22px}.study-reading .chip{white-space:normal;display:inline-block}.study-reading summary{cursor:pointer;font-weight:650;color:var(--accent-dark);padding:8px 0}.reference-reading{margin:18px 0}.reference-reading code{font-size:14px}.reference-moves{columns:3;column-gap:36px;max-height:420px;overflow:auto;padding-left:28px}.reference-moves li{break-inside:avoid;padding:3px 0}.title-index{columns:3;column-gap:28px;padding-left:22px}.title-index li{break-inside:avoid;padding:5px 0;font-size:14px}.title-index a:hover{text-decoration:underline}.seo-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;font-size:12px;color:var(--muted)}.seo-breadcrumb a{color:var(--accent-dark)}
@media(max-width:680px){.study-reading{padding:18px}.title-index,.reference-moves{columns:1}.study-reading h2{font-size:19px}}
.library-toolbar{padding:22px;margin:0 0 24px}.library-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.library-tabs .button{font-size:12px;min-height:40px}.library-tabs [aria-current]{background:var(--accent);color:white}.library-toolbar label{display:block;font-size:13px;margin-bottom:8px}.library-toolbar input{width:min(100%,540px)}.library-toolbar p{font-size:12px;margin-bottom:0}.library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.library-card{display:block;transition:box-shadow .15s}.library-card:hover{box-shadow:0 8px 24px #44427018;border-color:#bbb6ff}.library-preview{height:180px;padding:12px;display:flex;justify-content:center;background:#f1f2f8;overflow:hidden;pointer-events:none}.library-preview .wood-board{width:156px;padding:12px!important;margin:0!important}.library-preview .xiangqi-board{width:140px}.library-preview .wood-board .point{font-size:10px}.library-preview .chess-piece{font-size:12px!important}.library-preview .chess-piece small{display:none}.library-preview .rank-labels,.library-preview .file-labels{display:none}.library-preview .sudoku-board{width:156px;margin:0;font-size:14px}.library-preview .sudoku-cell{font-size:12px!important}.library-card-copy{padding:18px}.library-card h2{font-size:18px;line-height:1.4}.library-card p{font-size:12px}.library-card .eyebrow{margin-bottom:8px}.library-card *{min-width:0}#library-board .go-board .point,#room-board .go-board .point{width:calc(90% / (var(--cols) - 1));height:calc(90% / (var(--rows) - 1));min-width:0;min-height:0}#replay-controls{margin-top:18px;display:grid;gap:10px}#replay-slider{width:100%}#replay-controls .control-row button{min-width:44px;min-height:44px}#library-moves,#room-moves{max-height:240px;overflow:auto}.room-empty{min-height:440px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;background:#fafaff;border:1px dashed #d0cdef;border-radius:12px}.room-empty>span{font-size:64px;color:var(--accent)}.room-empty h2{font-size:24px}.room-empty p{font-size:14px;max-width:300px}#room-create,#room-join{display:grid;gap:10px}#room-join{padding-top:24px;margin-top:24px;border-top:1px solid var(--line)}#room-setup label,#room-go-options label{font-size:13px}#room-go-options{display:grid;gap:10px}#room-code-input{width:100%;text-transform:uppercase;font-family:ui-monospace,monospace;letter-spacing:4px;font-size:20px}#room-reconnect{margin-top:16px}#room-info{display:grid;gap:12px}.room-code{display:block;padding:16px 10px;border-radius:10px;background:var(--accent-soft);color:var(--accent-dark);font-size:clamp(22px,2.5vw,30px);letter-spacing:4px;font-weight:700;overflow-wrap:anywhere}#room-info p{font-size:12px;margin:0}#room-review,#room-draw{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}#room-review .button,#room-draw .button{margin:5px}#room-actions{margin-top:18px}.home-fast-links{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}.home-fast-links a{flex:1;min-width:160px}.card-extra-links{display:flex;gap:12px;flex-wrap:wrap;padding-top:8px}.card-extra-links a{font-size:12px;color:var(--accent-dark);border-bottom:1px solid #d5d0ff}.library-preview .pencil-notes{display:none}
@media(max-width:960px){.library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.library-toolbar select{display:block;width:min(100%,540px);margin-bottom:16px}.control-panel>#library-branch{margin-top:12px;width:100%}.control-row{flex-wrap:wrap}#library-pass[hidden],#library-branch[hidden],#library-undo[hidden],#replay-controls[hidden]{display:none}
#library-zoom{margin-bottom:12px;font-size:12px}#library-zoom[hidden]{display:none}#library-board.study-zoomed{overflow:auto;max-height:min(70svh,650px);width:100%;border:1px solid var(--line);border-radius:10px;overscroll-behavior:contain}#library-board.study-zoomed .go-board{width:960px;max-width:none;padding:32px;flex:none}
@media(max-width:680px){.library-grid{grid-template-columns:1fr 1fr;gap:10px}.library-preview{height:145px;padding:8px}.library-preview .wood-board{width:128px}.library-preview .xiangqi-board{width:115px}.library-preview .sudoku-board{width:125px}.library-card-copy{padding:12px}.library-card h2{font-size:14px}.library-card .eyebrow{font-size:8px;letter-spacing:.3px}.library-toolbar{padding:16px}.library-tabs{gap:6px}.library-tabs .button{font-size:11px;padding:8px}.room-empty{min-height:280px}.room-code{font-size:27px}.home-fast-links a{min-width:140px}.site-header nav{grid-template-columns:repeat(4,minmax(0,1fr))}}