#online-game{margin-top:20px;background:#103d32;color:#fff6db;padding:18px;border-radius:18px}#online-game h2{margin:0;font-size:21px}.net-heading{display:flex;justify-content:space-between;gap:12px;align-items:center}.net-heading p{margin:7px 0}.net-heading select{min-height:44px;max-width:130px}.net-opponents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0}.net-player{padding:10px;background:#ffffff10;border:1px solid #ffffff25;border-radius:10px;min-width:0}.net-player header{display:flex;flex-wrap:wrap;gap:5px;margin:0}.net-player b{margin-left:auto}.net-player small{font-size:11px;color:#d6e6db}.net-tile{display:inline-grid;width:32px;height:44px;flex:0 0 auto;place-items:center;background:#fff4d9;color:#173d30;border:1px solid #c5b788;border-bottom:3px solid #bda76f;border-radius:4px;font-weight:800;font-size:12px}.net-tile img{width:100%;height:100%;object-fit:contain;min-height:0}.net-tile>span{display:none}.net-text .net-tile img{display:none}.net-text .net-tile>span{display:block}.net-exposed,.net-flowers,.net-showhand{display:flex;flex-wrap:wrap;gap:3px;margin-top:6px}.net-meld{display:inline-flex;gap:1px;margin-right:5px}.net-player .net-tile{width:21px;height:29px;font-size:9px}.net-river{display:flex;align-content:flex-start;flex-wrap:wrap;gap:6px;max-height:230px;min-height:125px;overflow-y:auto;border:1px solid #c5b778;border-radius:10px;padding:10px}.net-river>div{display:grid;justify-items:center;width:40px}.net-river small{max-width:40px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px}.net-hand{margin-top:16px;border-top:1px solid #ffffff30;padding-top:10px}.net-myname{display:flex;justify-content:space-between;font-size:13px}.net-handtiles{display:flex;flex-wrap:wrap;gap:3px;justify-content:center;padding-top:12px}.net-handtile{padding:0;min-height:60px;background:none;min-width:44px;position:relative}.net-handtile .net-tile{width:44px;height:60px}.net-handtile:disabled{opacity:1;cursor:default}.net-handtile.selected{outline:3px solid #ffd364;translate:0 -7px}.net-actions{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.net-actions button{background:#f2cc73;color:#172e25}.net-result{margin:16px 0;border:1px solid #e5c273;padding:12px;border-radius:12px}.net-result ul{display:flex;gap:6px 18px;flex-wrap:wrap;list-style:none;padding:0}.net-revealed{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:15px}.net-revealed article{padding:10px;background:#0002;min-width:0}.net-revealed h3{font-size:14px;margin:0}.net-revealed b{color:#f5d98c}#waiting.in-game #seats,#waiting.in-game #ready,#waiting.in-game>.small,#waiting.in-game #start{display:none}#waiting.in-game{padding:14px}#waiting.in-game h2{margin-bottom:6px}@media(max-width:600px){#online-game{padding:10px;margin-inline:-6px}.net-heading{align-items:flex-start}.net-heading h2{font-size:17px}.net-heading p{font-size:12px}.net-heading label{font-size:11px}.net-player{padding:6px}.net-player header{display:grid}.net-player b{margin:0;font-size:12px}.net-myname{font-size:11px}.net-revealed{grid-template-columns:1fr}.net-opponents{gap:4px}.net-river{max-height:190px}}@media(orientation:landscape) and (max-height:500px){#online-game{padding:10px}.net-river{max-height:140px;min-height:85px}.net-handtiles{justify-content:flex-start}.net-heading h2{font-size:17px}}
.playing-online main>header{display:none}.playing-online #message:not(:empty){position:sticky;top:0;z-index:5;background:#fff4d9;padding:10px;border:1px solid #b8422d;border-radius:8px}.net-heading{scroll-margin-top:10px}

.net-tile.net-claimed{opacity:.4}

/* 輪到玩家時給明確的視覺提示。 */
.net-turn-status{margin:7px 0;padding:5px 9px;border-radius:999px;display:inline-flex;align-items:center;gap:6px}
.net-turn-status.is-your-turn{background:#f4cb64;color:#19392d;border:1px solid #fff0b2;font-weight:900;box-shadow:0 0 0 2px #e4bb5140}
.net-handtile.drawn{margin-left:12px;filter:drop-shadow(0 0 5px #ffd56888)}

/* 連線開局後使用整個視窗，房間管理由牌桌按鈕展開。 */
body.playing-online{background:#103d32}
.playing-online main{max-width:none;margin:0;padding:0}
.playing-online #waiting.in-game{display:none}
.playing-online.show-room-tools #waiting.in-game{display:block;position:fixed;z-index:20;top:90px;right:12px;max-height:calc(100dvh - 110px);overflow:auto;width:min(480px,calc(100% - 24px));box-shadow:0 12px 40px #0008}
.playing-online #online-game{margin:0;border-radius:0;min-height:100dvh;padding:clamp(10px,2vw,28px);display:flex;flex-direction:column}
.playing-online .net-river{flex:1;max-height:none;min-height:160px}
.playing-online .net-hand{margin-top:16px}
.net-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.net-tools button{border:1px solid #ffffff60;background:#ffffff12;color:#fff6db}
.net-tools label{font-size:12px}
.net-tools select:disabled{opacity:.72}
.playing-online #message:not(:empty){position:fixed;top:0;left:0;right:0;z-index:30;color:#a72d20}
@media(min-width:1000px){.playing-online .net-handtile .net-tile{width:clamp(44px,4.5vw,76px);height:clamp(60px,6.1vw,102px)}.playing-online .net-player{min-height:120px}.playing-online .net-handtiles{gap:5px}}
@media(max-width:600px){.net-tools{gap:4px;max-width:190px}.net-tools button{font-size:12px;padding:8px}.net-tools label{display:flex;align-items:center}.net-tools select{max-width:105px}.playing-online .net-river{min-height:150px}}
@media(orientation:landscape) and (max-height:500px){.playing-online #online-game{padding:8px}.playing-online .net-opponents{margin:6px 0}.playing-online .net-player{padding:4px}.playing-online .net-river{min-height:90px}.playing-online .net-hand{margin-top:8px}}

/* 與單機共用角色資產，保留伺服器提供的公開牌況。 */
.playing-online #online-game{background:radial-gradient(ellipse at 50% 35%,#205d49 0%,#103d32 52%,#082d25 100%)}
.net-standee{display:none}.net-seat-info{min-width:0}.net-seat-info header{align-items:center;gap:6px}.net-seat-info strong{overflow-wrap:anywhere}.net-seat-info .seat-avatar{width:46px;height:46px;object-fit:cover;border:2px solid #dcc47e;border-radius:16px}
.net-player.is-thinking{border-color:#f2d579;box-shadow:0 0 18px #e7be4933}.net-dealer{background:#edc762;color:#342a14;border-radius:8px;padding:3px 7px;font-weight:900}.net-seat-status{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:28px}.net-call{color:#ffe49c;font-weight:800;white-space:nowrap}.net-table-mark{margin:auto;text-align:center;align-self:center;color:#c9b66b70;font-family:serif;font-size:32px;letter-spacing:5px}.net-table-mark small{font-size:14px;letter-spacing:3px}
.playing-online .net-river{background:radial-gradient(ellipse,#235945,#113e32);border:3px double #c7ae64;box-shadow:inset 0 0 24px #001b1777,0 4px 16px #001b1755;gap:8px}.net-myname{align-items:center;justify-content:flex-start;gap:12px}.net-myname>span{margin-left:auto}.net-hand{background:linear-gradient(transparent,#051e1855);border-radius:14px}.net-handtiles{padding-bottom:6px}
@media(min-width:1100px) and (min-height:650px) and (orientation:landscape){
 .playing-online #online-game{display:grid;grid-template-columns:minmax(210px,22%) minmax(0,1fr) minmax(210px,22%);grid-template-rows:auto auto minmax(200px,1fr) auto;gap:14px;min-height:100dvh}
 .net-heading{grid-column:1/-1;grid-row:1}.net-opponents{display:contents}.net-player{margin:0;min-height:0!important;padding:8px;display:flex;flex-direction:column;justify-content:flex-end;background:transparent;border-color:transparent}
 .net-seat-3{grid-column:1;grid-row:2/4}.net-seat-2{grid-column:2;grid-row:2}.net-seat-1{grid-column:3;grid-row:2/4}
 .net-standee{display:flex;flex:1;min-height:0;align-items:flex-end;justify-content:center;height:280px;max-height:38dvh}.net-standee img{height:100%;width:100%;object-fit:contain;object-position:center bottom;filter:drop-shadow(0 8px 12px #0004)}.net-standee.is-personal{padding:16px}.net-standee.is-personal img{border-radius:30px;max-height:240px;object-fit:contain}.net-seat-2 .net-standee{display:none}
 .net-seat-info{background:#06251ee0;border:1px solid #b9ab6855;border-radius:14px;padding:10px}.net-seat-2 .net-seat-info{width:100%}.net-player .net-tile{width:26px;height:36px}.net-exposed,.net-flowers{overflow-wrap:anywhere}.net-meld{flex-wrap:wrap}
 .playing-online .net-river{grid-column:2;grid-row:3;min-height:200px;max-height:45dvh;overflow-y:auto;align-self:stretch}.playing-online .net-hand{grid-column:1/-1;grid-row:4;margin:0;padding:12px 16px}.net-result{grid-column:1/-1;grid-row:4}.net-result~.net-hand{grid-row:5!important}
}
@media(max-width:600px){.net-seat-info header{display:flex;gap:4px}.net-seat-info .seat-avatar{width:40px;height:40px}.net-seat-info strong{width:calc(100% - 45px);font-size:12px}.net-seat-status{display:block}.net-call{display:block;font-size:12px;min-height:18px}.net-player .net-tile{width:20px;height:28px}}

@media(min-width:1100px) and (min-height:650px) and (orientation:landscape){
 .playing-online #online-game{height:100dvh;grid-template-rows:auto auto minmax(90px,1fr) auto}
 .playing-online .net-river{min-height:90px;max-height:none}
 .playing-online #online-game:has(.net-result){height:auto;grid-template-rows:auto auto minmax(200px,1fr) auto auto}
}
@media(max-width:1099px),(max-height:649px){.playing-online .net-river{flex:0 1 auto;min-height:120px;max-height:220px;overflow-y:auto}.playing-online .net-hand{margin-top:auto}}
@media(orientation:landscape) and (max-height:500px){.playing-online .net-river{min-height:90px;max-height:140px}}

/* 手機橫放：副露與花牌並排，手牌保留 44px 點選範圍並完整留在底部。 */
.net-result-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.net-result-actions button{border:1px solid #c7ae64;color:#fff6db}
@media(orientation:landscape) and (max-height:500px) and (min-width:780px){
 .playing-online #online-game:not(:has(.net-result)){height:100dvh;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(60px,1fr) auto;gap:4px}
 .playing-online .net-heading{gap:6px}.net-heading p{margin:2px 0}
 .playing-online .net-tools{gap:4px}.playing-online .net-tools button{padding:6px 10px;font-size:12px;min-height:44px}
 .playing-online .net-tools label{font-size:10px;gap:0}.playing-online .net-heading select{padding:4px;min-height:44px}
 .playing-online .net-opponents{margin:0;gap:4px;min-height:0}
 .playing-online .net-seat-info{display:flex;flex-wrap:wrap;align-content:flex-start;gap:2px 5px}
 .playing-online .net-seat-info header,.playing-online .net-seat-status{width:100%}
 .playing-online .net-seat-info header{gap:4px;font-size:12px}
 .playing-online .net-seat-info .seat-avatar{width:28px;height:28px;border-radius:9px}
 .playing-online .net-seat-status{min-height:14px;font-size:11px;line-height:1.2}
 .playing-online .net-player .net-exposed,.playing-online .net-player .net-flowers{margin:0;gap:2px;max-width:100%}
 .playing-online .net-player .net-tile{width:19px;height:25px}.playing-online .net-player .net-meld{margin-right:2px}
 .playing-online .net-exposed:empty,.playing-online .net-flowers:empty,.playing-online .net-actions:empty{display:none}
 .playing-online .net-river{min-height:60px;max-height:none;overflow-y:auto;padding:4px;gap:4px}
 .playing-online .net-hand{margin:0;padding:4px 0 0;display:grid;grid-template-columns:minmax(160px,1fr) minmax(0,3fr);gap:2px 8px}
 .playing-online .net-myname{gap:5px;font-size:11px}.playing-online .net-myname .seat-avatar{width:30px;height:30px}
 .playing-online .net-myname>span{display:none}
 .playing-online .net-hand>.net-exposed{margin:0;justify-content:flex-end;align-items:center}
 .playing-online .net-hand>.net-exposed .net-tile{width:25px;height:34px}
 .playing-online .net-actions{grid-column:1/-1;margin:0;gap:4px}.playing-online .net-actions button{padding:6px 10px;min-height:44px;font-size:12px}
 .playing-online .net-handtiles{grid-column:1/-1;gap:2px;padding:4px 0 0;justify-content:center}
 .playing-online .net-handtile{border:0;min-width:44px;width:44px;min-height:56px;flex:0 0 44px}
 .playing-online .net-handtile .net-tile{width:44px;height:56px}.playing-online .net-handtile.selected{translate:0 -3px}
}
@media(orientation:landscape) and (max-height:330px) and (min-width:780px){
 .playing-online #online-game:not(:has(.net-result)){height:auto;min-height:100dvh}
 .playing-online .net-river{max-height:90px}
}

/* 直式由牌河吸收高度差，不能讓牌河把中局手牌往畫面外推。 */
@media(max-width:600px) and (orientation:portrait){
 .playing-online #online-game:not(:has(.net-result)){height:100dvh;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(60px,1fr) auto;gap:6px}
 .playing-online .net-opponents{margin:0;min-height:0}
 .playing-online .net-river{min-height:60px;max-height:none;overflow-y:auto}
 .playing-online .net-hand{margin:0;padding-top:4px}
 .playing-online .net-actions:empty{display:none}
 .playing-online .net-handtiles{padding-top:8px;padding-bottom:0}
}

/* 窄手機橫放：沿用整桌格線，讓玩家手牌留在畫面底部且不需橫向捲牌。 */
@media(orientation:landscape) and (max-height:500px) and (max-width:779px){
 .playing-online #online-game:not(:has(.net-result)){height:100dvh;min-height:0;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(48px,1fr) auto;gap:4px;padding:8px}
 .playing-online .net-heading{gap:6px}.playing-online .net-heading p{margin:2px 0}
 .playing-online .net-opponents{margin:0;gap:4px;min-height:0}
 .playing-online .net-player{padding:4px;min-height:0}
 .playing-online .net-seat-info{display:flex;flex-wrap:wrap;align-content:flex-start;gap:2px 5px}
 .playing-online .net-seat-info header,.playing-online .net-seat-status{width:100%}
 .playing-online .net-seat-info header{gap:4px;font-size:12px}
 .playing-online .net-seat-info .seat-avatar{width:28px;height:28px;border-radius:9px}
 .playing-online .net-seat-status{min-height:14px;font-size:11px;line-height:1.2}
 .playing-online .net-player .net-exposed,.playing-online .net-player .net-flowers{margin:0;gap:2px;max-width:100%}
 .playing-online .net-player .net-tile{width:19px;height:25px}.playing-online .net-player .net-meld{margin-right:2px}
 .playing-online .net-exposed:empty,.playing-online .net-flowers:empty,.playing-online .net-actions:empty{display:none}
 .playing-online .net-river{min-height:60px;max-height:none;overflow-y:auto;padding:4px;gap:4px}
 .playing-online .net-river>div{position:relative;height:44px;align-self:flex-start}
 .playing-online .net-river small{position:absolute;right:0;bottom:1px;left:0;z-index:1;max-width:40px;background:#103d32dd;color:#fff6db;text-align:center;font-size:8px;line-height:10px;border-radius:2px}
 .playing-online .net-hand{margin:0;padding:4px 0 0;display:grid;grid-template-columns:minmax(160px,1fr) minmax(0,3fr);gap:2px 8px}
 .playing-online .net-myname{gap:5px;font-size:11px}.playing-online .net-myname .seat-avatar{width:30px;height:30px}
 .playing-online .net-myname>span{display:none}
 .playing-online .net-hand>.net-exposed{margin:0;justify-content:flex-end;align-items:center}
 .playing-online .net-hand>.net-exposed .net-tile{width:25px;height:34px}
 .playing-online .net-actions{grid-column:1/-1;margin:0;gap:4px}.playing-online .net-actions button{padding:6px 10px;min-height:44px;font-size:12px}
 .playing-online .net-handtiles{grid-column:1/-1;gap:0;padding:4px 0 0;justify-content:flex-start;flex-wrap:nowrap;overflow:hidden}
 .playing-online .net-handtile{border:0;min-width:44px;width:44px;min-height:56px;flex:0 0 44px;margin-left:calc(6.25vw - 48.5px)}
 .playing-online .net-handtile.drawn{margin-left:calc(6.25vw - 36.5px);filter:drop-shadow(0 0 5px #ffd56888)}
 .playing-online .net-handtile:first-child{margin-left:0}
 .playing-online .net-handtile .net-tile{width:44px;height:56px}.playing-online .net-handtile.selected{translate:0 -3px}
}

/* 最近動作只標示座位外框，不蓋住牌面。 */
.net-just-acted { outline: 2px solid #efd078; outline-offset: -2px; }

/* 平板橫屏以兩排顯示 16/17 張手牌，避免手牌列或整頁左右捲動。 */
@media (orientation:landscape) and (min-width:780px) and (max-width:1099px) and (min-height:501px){
 .playing-online #online-game{min-height:100dvh;padding:12px;gap:8px}
 .playing-online .net-opponents{margin:0;gap:8px}
 .playing-online .net-player{padding:7px;min-height:0}
 .playing-online .net-seat-info .seat-avatar{width:38px;height:38px}
 .playing-online .net-river{min-height:90px;max-height:28dvh}
 .playing-online .net-hand{margin-top:auto;padding:8px 8px 4px}
 .playing-online .net-handtiles{display:grid;grid-template-columns:repeat(9,minmax(44px,1fr));gap:3px;padding-top:8px;justify-items:center;overflow:visible}
 .playing-online .net-handtile{width:100%;min-width:44px;min-height:56px;display:flex;justify-content:center;align-items:center}
 .playing-online .net-handtile .net-tile{width:min(100%,clamp(44px,6vw,64px));height:clamp(56px,7vh,68px)}
 .playing-online .net-handtile.drawn{margin-left:0;outline:2px solid #ffd568;outline-offset:2px;border-radius:6px}
}

@media (orientation:portrait) and (min-width:601px){
 .playing-online .net-opponents{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch}
 .playing-online .net-player{min-width:0}
}
.ready-control{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:8px 0;font-size:14px;color:#ffedb5}
.ready-control button{min-height:44px;padding:8px 14px;border:1px solid #9c7827;border-radius:10px;background:#164a3b;color:#fff3c6;font:inherit;cursor:pointer}
.ready-control button:disabled{opacity:.5;cursor:default}
.ready-control button:focus-visible{outline:3px solid #cf9b2e;outline-offset:2px}
.ready-control span{flex:1;min-width:160px}
#net-ready-auto{grid-column:1/-1}
#net-ready-auto:empty{display:none}
.net-my-score{font-size:14px;color:#ffe8a2;white-space:nowrap}
.net-turn-badge{font-size:13px;background:#f4cb64;color:#173d30;border-radius:20px;padding:5px 9px;white-space:nowrap}
.net-hand.is-your-turn{box-shadow:inset 0 2px #f4cb64,inset 0 0 16px #f4cb641a}
.net-draw-label{position:absolute;right:2px;bottom:2px;font-size:10px;line-height:12px;color:#6c4a09;background:#ffec9b;border-radius:3px;padding:0 2px;pointer-events:none}
.net-myname{flex-wrap:wrap}
@media(orientation:landscape) and (max-height:500px){
 .playing-online .net-hand{grid-template-columns:minmax(210px,1.3fr) minmax(0,3fr)}
 .net-myname{gap:4px}.net-my-score{font-size:12px}.net-turn-badge{font-size:11px;padding:3px 6px}
}
@media(orientation:landscape) and (max-height:330px) and (min-width:780px){
 .playing-online #online-game:not(:has(.net-result)){height:100dvh;min-height:0;grid-template-rows:auto auto minmax(44px,1fr) auto}
 .playing-online .net-heading h2{font-size:15px}.playing-online .net-heading p{font-size:11px;padding:2px 6px}
 .playing-online .net-hand{grid-template-columns:minmax(260px,1fr) minmax(0,2fr)}
 .playing-online .net-myname{grid-column:1;grid-row:1}
 .playing-online #net-ready-auto{grid-column:2;grid-row:1;align-self:center}
 .playing-online .ready-control{margin:0;font-size:11px;gap:6px}
 .playing-online .ready-control span{min-width:120px}
 .playing-online .net-hand>.net-exposed{grid-column:1/-1;grid-row:2}
 .playing-online .net-actions{grid-column:1/-1;grid-row:3}
 .playing-online .net-handtiles{grid-row:4;padding-top:2px}
 .playing-online .net-river{min-height:44px}
}