:root{--paper:#f7f8f2;--ink:#344b40;--muted:#8a9488;--green:#546f57;--line:#e4e8dd;--lime:#e5edbd;--c1:#eeb879;--c2:#8fbfa7;--c3:#b6a3cd;--c4:#df9290;--c5:#8fb8ce;font-family:Inter,"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
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.2s}.piece-slot:hover{background:#ecf0e3}.piece-slot.selected{background:#ecf0e3;border-color:#c7d1b6}.piece-slot.unavailable .piece-grid{opacity:.35}.piece-slot.used:after{content:'·';color:#c4cbb9;font-size:28px}.piece-slot.dragging .piece-grid{opacity:.2}.piece-grid{display:grid;gap:3px;pointer-events:none}.piece-tile{width:25px;height:25px;border-radius:5px}.piece-grid .blank{visibility:hidden}.tools{display:flex;justify-content:center;align-items:center;gap:19px;margin-top:13px}.tool-button{display:flex;align-items:center;gap:8px;font-size:11px;padding:8px 10px;border-radius:8px}.tool-button:hover:not(:disabled){background:#e9eedf}.tool-symbol{font-size:25px;color:#81966a;line-height:1}.tool-count{background:#e7ecdb;color:#80916b;min-width:18px;height:18px;display:grid;place-items:center;border-radius:5px;font-size:10px}.tool-divider{height:16px;width:1px;background:var(--line)}.interaction-tip{text-align:center;font-size:10px;color:#9da591;margin:17px 0 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ol{padding-left:20px;font-size:12px;line-height:2.1;color:#73806d}.primary-button{width:100%;padding:14px;background:var(--green);color:#fff;border-radius:10px;margin-top:15px;font-size:13px}.secondary-button{width:100%;padding:12px;color:var(--green);margin-top:8px;font-size:12px}.final-score{font-size:60px;font-weight:450;letter-spacing:-2px;margin:10px 0}.result-row{display:flex;justify-content:space-between;font-size:12px;color:#819078;padding:12px 0;border-top:1px solid var(--line)}@keyframes land{0%{transform:scale(.85)}65%{transform:scale(1.08)}100%{transform:scale(1)}}@keyframes burst{to{transform:translate(var(--dx),var(--dy)) rotate(130deg);opacity:0}}@keyframes message{0%{opacity:0;transform:translateY(14px) scale(.9)}20%,65%{opacity:1;transform:translateY(0) scale(1)}100%{opacity:0;transform:translateY(-18px)}}
@media(min-width:1400px){.layout{margin-top:60px;margin-bottom:50px}}
@media(max-width:1100px){.layout{grid-template-columns:minmax(200px,1fr) 400px;max-width:900px;gap:55px}.guide{display:none}.site-header{padding:25px 35px}h1{font-size:37px}}
@media(max-width:720px){.site-header{padding:17px 21px}.brand{font-size:21px;gap:9px}.brand small{font-size:8px;letter-spacing:1px}.brand-mark{transform:scale(.82) rotate(-5deg);transform-origin:left center;width:30px}.header-actions{gap:7px}.icon-button{width:31px;height:31px;font-size:12px}.local-badge{display:none}.layout{display:flex;flex-direction:column;gap:0;padding:0 21px;max-width:470px;margin:19px auto 22px}.intro{width:100%;padding:0}.eyebrow,h1,.intro-copy,.daily-note,.intro-art{display:none}.mode-picker{display:flex;max-width:none;gap:8px;margin-bottom:22px;padding:4px;border-radius:12px;background:#eaeee1}.mode{padding:9px 10px;justify-content:center;border:0;border-radius:9px;gap:8px}.mode.active{background:#fff;color:var(--green);box-shadow:0 2px 7px #354d4008}.mode small,.mode-arrow{display:none}.mode-icon{font-size:23px;width:23px}.mode strong{font-size:12px}.game-topline{margin-bottom:13px}.score-row{padding-bottom:17px}.score{font-size:45px}.best-score strong{font-size:23px}.board-wrap{padding:9px;border-radius:15px}.board{gap:4px}.cell{border-radius:6px}.below-board{margin-top:20px}.tray{margin-top:8px;min-height:94px;gap:5px}.piece-slot{height:94px}.piece-tile{width:23px;height:23px}.tools{margin-top:6px}.interaction-tip{font-size:9px;margin-top:13px}footer{margin:0 21px;padding:17px 0;font-size:8px}footer>span:last-child{display:none}footer>span:first-child{font-size:7px;letter-spacing:1.4px}}
@media(max-width:360px){.layout{padding:0 13px}.site-header{padding:15px 13px}.brand{font-size:18px}.header-actions{gap:5px}.piece-tile{width:20px;height:20px}.piece-slot{height:89px}}
@media(max-width:720px){.site-header{padding-top:12px;padding-bottom:12px}.brand{line-height:1.15}.layout{margin-top:12px}.mode-picker{margin-bottom:14px}.mode{padding-top:7px;padding-bottom:7px}.game-topline{margin-bottom:6px;min-height:26px}.text-button{padding:0;line-height:24px}.score-row{padding-bottom:13px}.score-label{line-height:1.3}.score{margin-top:3px;font-size:42px}.below-board{margin-top:17px}.tray{margin-top:4px;min-height:84px}.piece-slot{height:84px}.tools{margin-top:3px}.tool-button{padding-top:5px;padding-bottom:5px}.interaction-tip{margin-top:10px}.game{max-width:min(100%,max(260px,calc(100svh - 380px)));margin-inline:auto}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

@media(max-width:720px) and (max-height:700px){.site-header{padding-top:8px;padding-bottom:8px}.brand small{display:none}.layout{margin-top:8px;margin-bottom:10px}.mode-picker{margin-bottom:8px}.score{font-size:32px}.score-row{padding-bottom:9px}.tray{min-height:72px}.piece-slot{height:72px}.interaction-tip{margin-top:6px}footer{display:none}}