:root{--green:#386750;--ink:#263c32;--muted:#819087;--line:#e4eae3;--bg:#f7f9f5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,"Microsoft YaHei",sans-serif}button,input,select{font:inherit}button,.button{border:0;border-radius:9px;background:var(--green);color:white;padding:11px 20px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:600}button:hover,.button:hover{filter:brightness(.94)}button:disabled{opacity:.45;cursor:default}button.light,.button.light{background:#fff;border:1px solid var(--line);color:var(--ink)}a{color:inherit;text-decoration:none}header{height:88px;max-width:1440px;margin:auto;padding:0 6%;display:flex;align-items:center;gap:50px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:34px;color:var(--green);font-weight:800}.brand span{font-size:24px;line-height:1.1}.brand small{display:block;font-size:9px;letter-spacing:2px;margin-top:6px}nav{display:flex;gap:25px;align-items:center;font-size:14px}nav>a{font-weight:700}.connection{color:var(--muted);font-size:12px}.connection.online{color:var(--green)}#account{margin-left:auto;display:flex;align-items:center;gap:10px}#account img,.avatar{width:36px;height:36px;object-fit:cover;border-radius:50%}main{max-width:1280px;margin:auto;padding:0 28px}.hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;min-height:405px;padding:30px 45px 28px;background:radial-gradient(ellipse at 80% 50%,#eef1e1,transparent 60%);border-bottom:1px solid var(--line)}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--green)}h1{font-size:48px;letter-spacing:1px;margin:14px 0;line-height:1.3}h1 em{font-style:normal;color:var(--green)}.hero p{color:var(--muted);line-height:1.9}.hero-actions{display:flex;gap:12px;margin-top:24px}.hero-tags{display:flex;gap:18px;font-size:11px;color:var(--muted);margin-top:24px}.illustration{position:relative;display:grid;place-items:center;height:320px}.paper{background:#fff;box-shadow:0 14px 40px #60744615;border:1px solid #e9eade;border-radius:14px;width:330px;transform:rotate(-5deg);padding:18px;text-align:center}.paper-title{font-size:12px;color:var(--muted)}.paper svg{width:100%;height:190px}.scribble{font-size:17px;letter-spacing:2px;color:var(--green)}.floating{position:absolute;background:white;box-shadow:0 6px 20px #34453312;border-radius:10px;padding:10px 15px;font-size:13px;transform:rotate(5deg)}.floating.top{top:25px;right:3px}.floating.bottom{bottom:17px;left:8px;color:var(--green)}.lobby-heading{display:flex;justify-content:space-between;align-items:center;margin-top:32px}h2{font-size:23px;margin:0}.lobby-heading h2 span{font-size:13px;background:#e7eee4;padding:3px 8px;border-radius:6px;margin-left:6px}.lobby-heading p{margin:4px 0;color:var(--muted);font-size:13px}.filters{display:flex;align-items:center;gap:9px;margin:22px 0}.filter{padding:8px 15px;background:transparent;color:var(--muted);font-size:13px}.filter.selected{background:#e5ede5;color:var(--green)}input,select{border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:white;color:var(--ink);min-width:0}input:focus,select:focus{outline:2px solid #aac9af}#search{margin-left:auto;width:260px;font-size:13px}.room-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;min-height:190px}.room-card{background:white;border:1px solid var(--line);padding:22px;border-radius:12px}.card-head{display:flex;align-items:center;justify-content:space-between}.room-card h3{margin:14px 0 4px;font-size:18px}.badge{border-radius:5px;padding:3px 8px;background:#e9f3e9;color:var(--green);font-size:11px}.badge.playing{background:#fff3db;color:#a38135}.room-code{font-size:12px;color:var(--muted)}.room-meta{display:flex;gap:12px;font-size:12px;color:var(--muted);margin:15px 0}.card-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:14px;font-size:13px}.card-bottom button{padding:7px 14px;font-size:12px}.empty{grid-column:1/-1;border:1px dashed #d2decf;border-radius:12px;display:grid;place-content:center;text-align:center;padding:35px}.empty strong{font-size:18px}.empty p{color:var(--muted);font-size:13px}.guide{display:flex;gap:35px;background:#eef2ea;border-radius:12px;padding:22px 25px;margin:28px 0 40px;font-size:12px;color:var(--muted)}.guide span{flex:1}.guide b{color:var(--ink);display:inline-block;margin:0 10px}footer{max-width:1224px;margin:auto;border-top:1px solid var(--line);padding:20px 5px;display:flex;justify-content:space-between;color:var(--muted);font-size:11px}dialog{border:1px solid var(--line);border-radius:18px;max-width:470px;width:calc(100% - 32px);padding:28px;color:var(--ink)}dialog::backdrop{background:#1b302b66;backdrop-filter:blur(3px)}label{display:flex;flex-direction:column;gap:6px;margin:14px 0;font-size:13px;font-weight:600}.dialog-title{display:flex;justify-content:space-between;align-items:center}.close{background:transparent;color:var(--muted);font-size:24px;padding:0 8px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 15px}.full{width:100%;margin-top:15px}.note{background:#f0f4ec;padding:12px;font-size:12px;border-radius:8px;color:var(--green)}.muted{color:var(--muted);font-size:12px}#toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);background:#263c32;color:#fff;padding:12px 24px;border-radius:10px;z-index:99;max-width:90vw}.room-top{display:flex;gap:16px;align-items:center;padding:25px 0}.room-info{border:1px solid var(--line);border-radius:12px;background:#fff;padding:12px 18px;margin-bottom:16px}.info-heading{display:flex;align-items:center;justify-content:space-between;font-size:13px}.info-heading button{padding:4px 10px;font-size:12px}#infoBody{display:flex;align-items:center;gap:12px;margin-top:12px;font-size:12px;color:var(--muted);flex-wrap:wrap}#infoBody button{padding:6px 12px;font-size:12px}.game-grid{display:grid;grid-template-columns:200px minmax(0,1fr) 260px;gap:16px;margin-bottom:30px}.panel{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;padding:16px}h3{font-size:14px;margin:0 0 18px}.member{display:flex;gap:9px;align-items:center;padding:11px 0;border-bottom:1px solid #f1f3ef;font-size:12px;flex-wrap:wrap}.avatar{background:#edf2e8;color:#587255;display:grid;place-items:center;flex-shrink:0;font-size:18px}.member-name{flex:1;min-width:0;word-break:break-all}.member-name small{display:block;font-size:10px;color:var(--muted)}.member button{padding:3px 8px;font-size:10px}.score{font-weight:700;color:var(--green)}.canvas-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}#timer{background:#eef2e8;padding:4px 12px;border-radius:8px;font-size:22px;font-weight:700}.canvas-wrap{position:relative;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:white}canvas{width:100%;display:block;touch-action:none;aspect-ratio:1000/650}.overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#ffffffee;text-align:center;padding:15px}.overlay p{color:var(--muted);font-size:13px}#choices{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}#tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding-top:14px}#tools button{padding:5px 8px;font-size:11px}#color{width:30px;height:30px;padding:1px}#tools label{margin:0;flex-direction:row;align-items:center;font-size:11px}#width{width:65px;padding:0}#palette{display:flex;gap:5px}#palette button{padding:0;width:17px;height:17px;border-radius:50%;border:1px solid #d8ded5}.canvas-tip{margin:12px 0 0}.chat-panel{display:flex;flex-direction:column;max-height:620px;min-height:440px}.chat-panel h3{display:flex;justify-content:space-between}.chat-panel h3 span{font-size:10px;color:var(--green)}#messages{flex:1;overflow:auto;min-height:220px;font-size:12px;overflow-wrap:anywhere}.chat-message{padding:8px 0;border-bottom:1px solid #f3f5ef}.chat-message strong{display:block;color:#66836c;font-size:11px}.chat-message.system{color:#8b968e;font-size:11px}#chat{display:flex;gap:5px;margin-top:12px}#chat input{width:100%;font-size:12px;padding:9px}#chat button{font-size:12px;padding:8px}#chatTip{margin-top:8px}.invite-banner{padding:12px;background:#e0efd7;border-radius:10px;margin-bottom:15px}.invite-banner button{padding:6px 12px;margin-left:15px}[hidden]{display:none!important}
@media(max-width:1100px){.game-grid{grid-template-columns:160px minmax(0,1fr)}.chat-panel{grid-column:1/-1;min-height:260px;max-height:340px}.hero{padding:25px}.guide{gap:12px}.guide b{display:block;margin:3px 0}.room-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){header{height:72px;padding:0 16px;gap:20px}nav{gap:12px;font-size:12px}.brand span{font-size:19px}.brand{font-size:26px}#account{gap:5px;font-size:11px}#account .button,#account button{padding:7px 9px;font-size:11px}main{padding:0 14px}.hero{display:block;padding:25px 10px;min-height:auto}h1{font-size:36px}.hero p{font-size:13px}.illustration{height:255px;margin-top:15px}.paper{width:260px;padding:12px}.paper svg{height:150px}.floating.top{right:0;top:10px}.floating.bottom{bottom:0}.hero-tags{gap:12px;font-size:10px}.lobby-heading{margin-top:23px}.lobby-heading h2{font-size:20px}.lobby-heading button{padding:8px 10px;font-size:12px}.filters{flex-wrap:wrap;gap:4px}#search{width:100%;margin-top:8px}.room-grid{grid-template-columns:1fr}.guide{flex-direction:column;gap:14px}.guide b{display:inline;margin:0 10px}footer{margin:0 15px;flex-direction:column;gap:5px}.room-top{gap:8px;flex-wrap:wrap}.room-top h2{font-size:18px}.room-top button{padding:7px 10px;font-size:12px}.game-grid{grid-template-columns:1fr}.drawing-panel{grid-row:1}.panel{padding:12px}#members{display:flex;flex-wrap:wrap;gap:12px}.member{width:calc(50% - 6px)}.chat-panel{grid-column:auto}.overlay h2{font-size:19px}#choices button{padding:6px 10px;font-size:12px}.connection{display:none}}
#chat button{white-space:nowrap;flex-shrink:0}#chat input{flex:1;min-width:0}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;min-width:0}#account{margin-left:0}#returnOnline{white-space:nowrap;flex-shrink:0}
@media(max-width:680px){header{height:auto;min-height:72px;flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px}.header-actions{width:100%;justify-content:flex-end;gap:8px}#returnOnline{padding:7px 9px;font-size:11px}#account{flex-wrap:wrap;justify-content:flex-end}}