*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:linear-gradient(135deg,#667eea,#764ba2);--bg:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);--card:rgba(255,255,255,0.05);--border:rgba(255,255,255,0.1);--text:#eaeaea;--text2:#aaa}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
#app{max-width:1280px;margin:0 auto;padding:16px}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
.btn{display:inline-block;padding:10px 18px;border:none;border-radius:8px;background:var(--primary);color:#fff;font-size:14px;cursor:pointer;transition:all .2s;user-select:none}
.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px rgba(102,126,234,.4)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn-full{width:100%}
.btn-s{padding:6px 12px;font-size:12px}
.btn-secondary{background:linear-gradient(135deg,#4a5568,#2d3748)}
.btn-danger{background:linear-gradient(135deg,#e53e3e,#c53030)}
.btn-success{background:linear-gradient(135deg,#48bb78,#38a169)}
.btn-warning{background:linear-gradient(135deg,#ed8936,#dd6b20)}
.btn-ghost{background:rgba(255,255,255,.1)}
.btn-pink{background:linear-gradient(135deg,#ed64a6,#d53f8c)}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:12px}
.card-title{font-size:18px;font-weight:600;margin-bottom:12px}
.topbar{display:flex;align-items:center;padding:12px 20px;background:rgba(0,0,0,.4);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;border-radius:12px;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.topbar .brand{font-size:22px;font-weight:bold;background:linear-gradient(90deg,#f093fb,#f5576c);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.topbar .nav{display:flex;gap:8px;flex-wrap:wrap;margin-left:24px}
.topbar .nav-item{padding:6px 14px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:14px}
.topbar .nav-item:hover{background:rgba(255,255,255,.08)}
.topbar .nav-item.active{background:var(--primary)}
.topbar .user{display:flex;align-items:center;gap:10px;margin-left:auto;position:relative}
.topbar .avatar{width:36px;height:36px;border-radius:50%;border:2px solid #667eea;object-fit:cover;background:#4a5568}
.topbar .nickname{font-size:14px;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar .badge{background:#e53e3e;color:#fff;border-radius:50%;min-width:16px;height:16px;font-size:10px;display:flex;align-items:center;justify-content:center;padding:0 4px;position:absolute;top:-4px;right:-4px}
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:#1a1a2e;border-radius:16px;padding:24px;max-width:480px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal-title{font-size:20px;font-weight:600;margin-bottom:16px}
.modal-footer{display:flex;gap:8px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}
.input,.textarea,select{width:100%;padding:10px 12px;border:1px solid #4a5568;border-radius:8px;background:#0f3460;color:#fff;font-size:14px}
.input:focus,.textarea:focus{outline:none;border-color:#667eea}
label{display:block;font-size:13px;color:var(--text2);margin-bottom:6px}
.game-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.game-card{background:linear-gradient(135deg,rgba(102,126,234,.18),rgba(118,75,162,.18));border:1px solid var(--border);border-radius:16px;padding:24px;transition:all .3s}
.game-card:hover{transform:translateY(-3px);border-color:#667eea;box-shadow:0 10px 30px rgba(102,126,234,.2)}
.game-card .icon{font-size:48px}
.game-card .name{font-size:22px;font-weight:600;margin:8px 0}
.game-card .desc{font-size:13px;color:var(--text2);margin-bottom:14px}
.game-card .actions{display:flex;flex-direction:column;gap:8px}
.room-card{display:flex;justify-content:space-between;align-items:center;padding:12px;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}
.room-card:last-child{border-bottom:none}
.player-slots{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:16px 0}
.player-slot{background:rgba(255,255,255,.05);border:2px dashed rgba(255,255,255,.15);border-radius:12px;padding:16px;text-align:center}
.player-slot.ready,.player-slot.filled{border-style:solid;border-color:#48bb78}
.player-slot.filled{border-color:#667eea}
.player-slot .avatar{width:60px;height:60px;border-radius:50%;margin:0 auto 8px;background:#4a5568;object-fit:cover;display:block}
.player-slot .name{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.player-slot .status{font-size:11px;color:var(--text2);margin-top:4px}
.toast{position:fixed;top:20px;right:20px;padding:12px 18px;border-radius:8px;z-index:2000;box-shadow:0 4px 16px rgba(0,0,0,.3);animation:slideIn .3s;max-width:320px}
.toast.error{background:#e53e3e}.toast.success{background:#38a169}.toast.info{background:#3182ce}.toast.warning{background:#dd6b20}
@keyframes slideIn{from{transform:translateX(120%)}to{transform:translateX(0)}}
.chat-panel{display:flex;flex-direction:column;height:350px;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.chat-header{padding:12px;border-bottom:1px solid var(--border);font-weight:600;background:rgba(0,0,0,.2)}
.chat-messages{flex:1;overflow-y:auto;padding:12px}
.chat-msg{margin-bottom:8px;display:flex;gap:6px}
.chat-msg .avatar-sm{width:28px;height:28px;border-radius:50%;flex-shrink:0;background:#4a5568;object-fit:cover}
.chat-msg .bubble-wrap{max-width:75%;display:flex;flex-direction:column}
.chat-msg.mine{flex-direction:row-reverse}
.chat-msg.mine .bubble-wrap{align-items:flex-end}
.chat-msg .name{font-size:10px;color:var(--text2);margin-bottom:2px}
.chat-msg .bubble{background:rgba(255,255,255,.08);border-radius:10px;padding:6px 10px;word-break:break-word;font-size:13px;display:inline-block}
.chat-msg.mine .bubble{background:linear-gradient(135deg,#667eea,#764ba2)}
.chat-input{padding:8px;border-top:1px solid var(--border);display:flex;gap:8px}
.chat-input .input{padding:8px;font-size:13px}
.gomoku-container,.ludo-container{display:flex;flex-direction:column;align-items:center}
.gomoku-board{display:grid;grid-template-columns:repeat(15,32px);grid-template-rows:repeat(15,32px);background:#e6c89c;padding:8px;border-radius:8px;margin:16px auto;position:relative}
.gomoku-cell{width:32px;height:32px;position:relative;cursor:pointer;display:flex;align-items:center;justify-content:center}
.gomoku-cell::before{content:'';position:absolute;width:100%;height:1px;background:#5d4037;top:50%}
.gomoku-cell::after{content:'';position:absolute;width:1px;height:100%;background:#5d4037;left:50%}
.stone{width:26px;height:26px;border-radius:50%;z-index:1}
.stone.black{background:radial-gradient(circle at 30% 30%,#555,#000)}
.stone.white{background:radial-gradient(circle at 30% 30%,#fff,#ccc);border:1px solid #aaa}
.stone.last{box-shadow:0 0 0 2px #f56565}
.ludo-board{position:relative;width:520px;height:520px;background:#f5e6d3;border-radius:12px;margin:16px auto}
.ludo-cell{position:absolute;width:32px;height:32px;border:1px solid rgba(139,111,71,.3);display:flex;align-items:center;justify-content:center;font-size:9px;background:rgba(255,255,255,.4);border-radius:2px}
.ludo-plane{width:22px;height:22px;border-radius:50%;border:2px solid #fff;position:absolute;z-index:10;box-shadow:0 2px 4px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;color:#fff;font-size:10px;font-weight:bold;transition:all .5s ease}
.ludo-plane.home{border-style:dashed;opacity:.7}
.ludo-plane.movable{animation:pulse 1s infinite;box-shadow:0 0 0 4px rgba(102,126,234,.4);cursor:pointer}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.15)}}
.dice{width:64px;height:64px;background:#fff;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-size:32px;font-weight:bold;color:#e53e3e;margin:8px;box-shadow:0 4px 10px rgba(0,0,0,.2)}
.dice-area{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.ddz-container{padding:0}
.ddz-info{display:flex;justify-content:space-around;margin:12px 0;gap:8px;flex-wrap:wrap}
.ddz-player-info{text-align:center;padding:8px 12px;background:rgba(255,255,255,.05);border-radius:8px;min-width:120px;flex:1;border:2px solid transparent}
.ddz-player-info.active{border-color:#f6ad55;background:rgba(246,173,85,.1)}
.ddz-player-info .name{font-size:13px;margin-bottom:4px}
.ddz-player-info .count{font-size:20px;font-weight:bold;color:#f093fb}
.ddz-center{background:rgba(76,175,80,.1);border:2px dashed rgba(76,175,80,.4);border-radius:8px;min-height:100px;padding:12px;margin:12px 0}
.ddz-center-empty{display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:13px;height:80px}
.ddz-bottom{display:flex;justify-content:center;gap:4px;margin:12px 0;flex-wrap:wrap}
.ddz-hand{display:flex;justify-content:center;flex-wrap:wrap;gap:4px;min-height:100px;padding:8px;background:rgba(0,0,0,.15);border-radius:8px;margin-top:12px}
.playing-card{width:50px;height:72px;background:#fff;color:#222;border-radius:6px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:bold;cursor:pointer;transition:all .15s;user-select:none;box-shadow:0 2px 6px rgba(0,0,0,.2);position:relative}
.playing-card.red{color:#e53e3e}
.playing-card.selected{transform:translateY(-15px);box-shadow:0 6px 14px rgba(102,126,234,.6);border:2px solid #667eea}
.playing-card.joker{background:linear-gradient(135deg,#fff,#f0f0f0);font-size:11px}
.playing-card.hidden{background:linear-gradient(135deg,#2c3e50,#34495e);color:transparent;cursor:default}
.playing-card .suit{font-size:12px}
.playing-card .value{font-size:16px;line-height:1.2}
.ddz-actions{display:flex;gap:8px;justify-content:center;margin-top:12px;flex-wrap:wrap}
.turn-banner{text-align:center;padding:12px;font-size:16px;font-weight:600;border-radius:8px;margin:8px 0}
.turn-banner.my-turn{background:linear-gradient(135deg,rgba(72,187,120,.2),rgba(56,161,105,.2));color:#48bb78}
.turn-banner.waiting{background:rgba(255,255,255,.05);color:var(--text2)}
.empty{text-align:center;padding:60px 20px;color:var(--text2)}
.empty .icon{font-size:48px;margin-bottom:12px;opacity:.5}
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;background:rgba(255,255,255,.1)}
.tag.warning{background:rgba(237,137,54,.2);color:#ed8936}
.muted{color:var(--text2);font-size:12px}
.loading{text-align:center;padding:40px;color:var(--text2)}
.spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,.2);border-top-color:#f093fb;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.flex{display:flex;gap:8px;align-items:center}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.gap-2{gap:16px}
.mb-2{margin-bottom:16px}
.center{text-align:center}
@media (max-width:768px){
  .topbar{padding:10px 14px}
  .topbar .nav{order:3;width:100%;margin:8px 0 0 0}
  .ludo-board{width:320px;height:320px;transform:scale(.9);transform-origin:center}
  .gomoku-board{grid-template-columns:repeat(15,22px);grid-template-rows:repeat(15,22px)}
  .gomoku-cell{width:22px;height:22px}
  .gomoku-cell .stone{width:18px;height:18px}
  .playing-card{width:42px;height:60px}
  .playing-card .value{font-size:14px}
  .playing-card .suit{font-size:10px}
  .modal{padding:16px}
  .btn{padding:8px 14px;font-size:13px}
  .card{padding:12px}
}
@keyframes pulse-small{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}
.icon-btn{background:rgba(255,255,255,.1);border:none;color:#fff;width:32px;height:32px;border-radius:6px;cursor:pointer;font-size:16px}
</style>