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var(--border);background:var(--panel);border-radius:15px;align-items:center;gap:13px;min-height:62px;padding:10px 12px;display:flex}@supports (color:color-mix(in lab, red, red)){.puzzle-card{background:color-mix(in srgb, var(--panel) 82%, transparent)}}.puzzle-card{color:inherit;text-decoration:none;transition:background .14s,border-color .14s,transform .14s}.puzzle-card:hover{border-color:var(--tint)}@supports (color:color-mix(in lab, red, red)){.puzzle-card:hover{border-color:color-mix(in srgb, var(--tint) 55%, var(--border))}}.puzzle-card:hover{background:var(--panel-2)}.puzzle-card:active{transform:scale(.995)}.puzzle-icon{background:var(--tint);border-radius:11px;flex:none;place-items:center;width:40px;height:40px;display:grid}@supports (color:color-mix(in lab, red, red)){.puzzle-icon{background:color-mix(in srgb, var(--tint) 15%, transparent)}}.puzzle-icon{color:var(--tint)}.puzzle-copy{flex:1;min-width:0}.puzzle-copy strong{letter-spacing:-.01em;font-size:.88rem;font-weight:750;display:block}.puzzle-copy span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;margin-top:2px;font-size:.7rem;display:block;overflow:hidden}.puzzle-trailing{color:var(--faint);flex:none;align-items:center;gap:8px;display:flex}.solved-count{color:var(--green);font-family:var(--font-mono);font-size:.62rem}.modal-backdrop{z-index:60;background:var(--scrim);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);place-items:center;padding:16px;display:grid;position:fixed;inset:0}.modal{color:var(--text);border:1px solid var(--border);background:var(--panel);width:min(100%,29rem);max-height:min(82dvh,42rem);box-shadow:var(--shadow);border-radius:20px;margin:0;padding:18px;position:relative;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.modal-header h2{letter-spacing:-.02em;margin:0;font-size:1.08rem;font-weight:800}.modal h3{color:var(--muted);letter-spacing:.15em;text-transform:uppercase;margin:18px 0 8px;font-size:.62rem;font-weight:750}.modal p{color:var(--muted);margin:0 0 9px;font-size:.78rem;line-height:1.5}.modal ul{color:var(--muted);margin:0;padding-left:18px;font-size:.78rem;line-height:1.5}.modal li+li{margin-top:5px}.segmented{border:1px solid var(--border);background:var(--bg);border-radius:12px;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;padding:4px;display:grid}.segmented button{height:36px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;gap:6px;font-size:.7rem;font-weight:650;display:flex}.segmented button.active{background:var(--accent);color:var(--accent-ink)}.modal-actions{flex-wrap:wrap;gap:7px;margin-top:14px;display:flex}.ghost-button{border:1px solid var(--border);height:34px;color:var(--muted);cursor:pointer;background:0 0;border-radius:9px;justify-content:center;align-items:center;gap:6px;padding:0 11px;font-size:.7rem;font-weight:650;display:inline-flex}.ghost-button:hover{background:var(--panel-2);color:var(--text)}.ghost-button.danger{color:var(--red)}.solved-overlay{z-index:10;pointer-events:none;justify-content:center;align-items:flex-start;padding:12px;animation:.18s both fade-in;display:flex;position:absolute;inset:0}.solved-card{border:1px solid var(--green);flex-direction:column;align-items:center;gap:4px;padding:10px 16px;display:flex}@supports (color:color-mix(in lab, red, red)){.solved-card{border:1px solid color-mix(in srgb, var(--green) 45%, var(--border))}}.solved-card{background:var(--panel);box-shadow:var(--shadow);text-align:center;pointer-events:auto;border-radius:14px}.solved-card strong{color:var(--green);letter-spacing:.16em;text-transform:uppercase;align-items:center;gap:5px;font-size:.7rem;font-weight:800;display:inline-flex}.solved-card .solved-title{color:var(--text);letter-spacing:-.02em;font-size:1.15rem;font-weight:800}.solved-card button{background:var(--accent);height:34px;color:var(--accent-ink);cursor:pointer;border:0;border-radius:9px;justify-content:center;align-items:center;gap:6px;width:100%;padding:0 12px;font-size:.7rem;font-weight:700;display:inline-flex}.busy{z-index:12;background:var(--bg);place-items:center;display:grid;position:absolute;inset:0}@supports (color:color-mix(in lab, red, red)){.busy{background:color-mix(in srgb, var(--bg) 65%, transparent)}}.busy{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.busy-inner{border:1px solid var(--border);background:var(--panel);color:var(--muted);box-shadow:var(--shadow);border-radius:999px;align-items:center;gap:10px;padding:10px 15px;font-size:.72rem;display:flex}.spinner{border:2px solid var(--accent);width:16px;height:16px;display:inline-block}@supports (color:color-mix(in lab, red, red)){.spinner{border:2px solid color-mix(in srgb, var(--accent) 25%, transparent)}}.spinner{border-top-color:var(--accent);border-radius:50%;animation:.8s linear infinite spin}.empty-state,.empty-board{width:100%;height:100%;min-height:12rem;color:var(--muted);text-align:center;place-items:center;padding:16px;font-size:.8rem;display:grid}.link{color:var(--accent);text-decoration:none}.link:hover{text-decoration:underline}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@media (width<=639px){.app-header{min-height:50px;padding-left:10px;padding-right:10px}.board-area{padding:4px}.board-frame{border-radius:13px}.toolbar{min-height:54px;padding-bottom:calc(6px + env(safe-area-inset-bottom))}.tool-button{height:38px;padding:0 12px}.tool-button .label{display:none}}@media (height<=620px) and (orientation:landscape){.app-header{min-height:42px}.board-area{padding:2px}.board-frame{border-radius:10px}.status-line{display:none}.toolbar{min-height:46px;padding-top:3px;padding-bottom:4px}.tool-button{height:34px}.tool-button kbd,.title-block .eyebrow{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}