/* ==========================================================================
   三人斗地主 —— 共享前端样式(四端共用)
   牌面用真实 JPG 图片(assets/cards_*),不用 CSS 画牌
   无音效
   ========================================================================== */
:root{
  --gold:#f6c453; --gold-2:#e0a52e;
  --cw:56px; --ch:75px;          /* 牌宽高,由 JS 按屏宽覆盖 */
  --danger:#e5484d;
  --line:rgba(246,196,83,.30);
  --panel:rgba(4,26,19,.90);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;overflow:hidden}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:#eaf3ee;
  background:radial-gradient(120% 90% at 50% 0%,#12664a 0%,#0a3b2a 45%,#04150f 100%);
  -webkit-user-select:none;user-select:none;font-size:15px;
}
.hidden{display:none !important}

/* ---------- 按钮 / 输入 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 18px;border-radius:11px;border:1px solid var(--line);
  background:linear-gradient(180deg,#1d6d4f,#114a35);
  color:#f2fbf6;font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;
  box-shadow:0 2px 0 rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .08s ease,filter .15s ease;white-space:nowrap;
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn.primary{background:linear-gradient(180deg,var(--gold),var(--gold-2));color:#3a2606;border-color:#ffe6a8}
.btn.ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.2)}
.btn.danger{background:linear-gradient(180deg,#e5484d,#a52a2f);color:#fff;border-color:#ff9a9d}
.btn[disabled]{opacity:.35;cursor:not-allowed;filter:grayscale(.5)}
.btn.sm{padding:8px 13px;font-size:13.5px;border-radius:10px}
.btn.xs{padding:6px 10px;font-size:12px;border-radius:9px}

.input{
  width:100%;padding:11px 13px;border-radius:11px;
  border:1px solid rgba(255,255,255,.2);background:rgba(0,0,0,.34);
  color:#fff;font-size:16px;outline:none;font-family:inherit;
}
.input:focus{border-color:var(--gold)}
.input::placeholder{color:rgba(255,255,255,.34)}
.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:16px;box-shadow:0 12px 40px rgba(0,0,0,.45);
}
.screen{position:fixed;inset:0;display:flex;flex-direction:column;overflow:hidden}

/* ---------- 登录 ---------- */
#loginScreen{align-items:center;justify-content:center;padding:18px;overflow-y:auto}
#loginScreen .wrap{width:100%;max-width:370px}
.logo{text-align:center;margin-bottom:16px}
.logo h1{margin:0;font-size:32px;letter-spacing:7px;
  background:linear-gradient(180deg,#ffe9a8,#e0a52e);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.logo p{margin:6px 0 0;color:rgba(255,255,255,.55);font-size:12px}
.field{margin-bottom:11px}
.field label{display:block;font-size:12.5px;color:rgba(255,255,255,.6);margin-bottom:5px}
.tabs{display:flex;gap:6px;margin-bottom:14px;background:rgba(0,0,0,.3);padding:5px;border-radius:11px}
.tabs button{flex:1;padding:8px;border:0;border-radius:8px;background:transparent;
  color:rgba(255,255,255,.6);font-size:14px;font-weight:600;cursor:pointer;font-family:inherit}
.tabs button.on{background:rgba(246,196,83,.92);color:#3a2606}
.hintline{font-size:11.5px;color:rgba(255,255,255,.45);line-height:1.6;margin-top:12px;text-align:center}

/* ---------- 大厅 ---------- */
#lobbyScreen{padding:18px;align-items:center;overflow-y:auto}
#lobbyScreen .wrap{width:100%;max-width:410px;margin:auto}
.lobby-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;font-size:13px}
.lobby-head b{color:var(--gold)}
.big-btn{width:100%;padding:18px;border-radius:16px;margin-bottom:12px;cursor:pointer;
  border:1px solid var(--line);text-align:left;font-family:inherit;
  background:linear-gradient(135deg,rgba(29,109,79,.85),rgba(10,52,37,.9));
  color:#fff;display:flex;align-items:center;gap:13px;
  box-shadow:0 8px 26px rgba(0,0,0,.3), inset 0 1px 0 rgba(255,255,255,.1)}
.big-btn.gold{background:linear-gradient(135deg,rgba(246,196,83,.96),rgba(200,140,25,.96));color:#3a2606}
.big-btn .ico{font-size:27px;line-height:1}
.big-btn .t{font-size:16.5px;font-weight:700}
.big-btn .s{font-size:11.5px;color:rgba(255,255,255,.62);margin-top:2px}
.big-btn.gold .s{color:rgba(58,38,6,.72)}

/* ---------- 房间 ---------- */
.room-head{display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;background:rgba(0,0,0,.32);border-bottom:1px solid var(--line);flex-shrink:0}
.room-code{display:flex;align-items:baseline;gap:8px}
.room-code .lb{font-size:11px;color:rgba(255,255,255,.55)}
.room-code .no{font-size:27px;font-weight:800;letter-spacing:4px;color:var(--gold)}
.room-body{flex:1;overflow-y:auto;padding:12px}
.seatrow{display:flex;align-items:center;gap:11px;padding:12px;border-radius:13px;
  background:rgba(0,0,0,.26);border:1px solid rgba(255,255,255,.09);margin-bottom:9px}
.seatrow.empty{opacity:.5;border-style:dashed}
.seatrow .av{width:42px;height:42px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;color:#3a2606;
  background:linear-gradient(145deg,#ffe9a8,#d9a02a)}
.seatrow .info{flex:1;min-width:0}
.seatrow .nm{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.seatrow .sub{font-size:11px;color:rgba(255,255,255,.5);margin-top:2px}
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:700}
.badge.ready{background:rgba(47,158,99,.92);color:#fff}
.badge.wait{background:rgba(255,255,255,.14);color:rgba(255,255,255,.72)}
.badge.host{background:linear-gradient(90deg,#f6c453,#e0a52e);color:#3a2606}
.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;font-size:12.5px}
.opt-grid .o{background:rgba(0,0,0,.25);padding:8px 10px;border-radius:9px;
  display:flex;justify-content:space-between;gap:5px}
.opt-grid .o span{color:rgba(255,255,255,.55);white-space:nowrap}
.opt-grid .o b{color:var(--gold)}
.room-foot{padding:11px 13px;background:rgba(0,0,0,.38);border-top:1px solid var(--line);
  display:flex;gap:8px;flex-shrink:0}
.room-foot .btn{flex:1}
.sec-title{font-size:11.5px;color:rgba(255,255,255,.5);margin:14px 0 7px;letter-spacing:1px}
.opt-edit-row{display:flex;align-items:center;justify-content:space-between;gap:9px;
  padding:8px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:13px}
.opt-edit-row select{background:rgba(0,0,0,.45);color:#fff;border:1px solid rgba(255,255,255,.2);
  border-radius:8px;padding:5px 7px;font-size:13px;font-family:inherit;outline:none}

/* ==========================================================================
   牌:真实图片
   ========================================================================== */
.card{
  position:relative;flex-shrink:0;width:var(--cw);height:var(--ch);
  border-radius:4px;overflow:hidden;
  background:#fff no-repeat center/100% 100%;
  box-shadow:0 2px 5px rgba(0,0,0,.42);
  transition:transform .13s cubic-bezier(.2,.9,.3,1.3),box-shadow .13s ease;
}
.card.sel{transform:translateY(-15px);box-shadow:0 8px 18px rgba(246,196,83,.6);
  outline:2px solid var(--gold);outline-offset:-1px}

/* ==========================================================================
   牌桌
   ========================================================================== */
.table-top{display:flex;align-items:center;justify-content:space-between;gap:7px;
  padding:7px 11px;background:rgba(0,0,0,.36);border-bottom:1px solid var(--line);
  flex-shrink:0;font-size:12px}
.tp-left,.tp-right{display:flex;align-items:center;gap:6px}
.tp-room{color:rgba(255,255,255,.65)}
.tp-room b{color:var(--gold);letter-spacing:1px}
.tp-net{font-size:10.5px;padding:2px 7px;border-radius:20px}
.tp-net.on{background:rgba(47,158,99,.8);color:#fff}
.tp-net.off{background:rgba(229,72,77,.85);color:#fff}
.tp-mid{display:flex;flex-direction:column;align-items:center;line-height:1.2}
.mult-badge{padding:2px 11px;border-radius:20px;font-size:12.5px;font-weight:700;
  background:linear-gradient(90deg,rgba(246,196,83,.95),rgba(224,165,46,.95));color:#3a2606}
.mult-badge b{font-size:15px}
.mult-detail{font-size:10px;color:rgba(255,255,255,.55);margin-top:1px}

.table-main{flex:1;position:relative;display:grid;
  grid-template-columns:84px 1fr 84px;gap:3px;padding:5px;min-height:0}
.opp{display:flex;flex-direction:column;align-items:center;gap:4px;padding-top:6px}
.opp .av{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-size:16px;font-weight:700;color:#3a2606;
  background:linear-gradient(145deg,#ffe9a8,#d9a02a);
  border:2px solid transparent;position:relative}
.opp.turn .av{border-color:var(--gold);box-shadow:0 0 0 4px rgba(246,196,83,.35)}
.opp.offline{opacity:.5}
.opp .nm{font-size:11px;max-width:80px;overflow:hidden;text-overflow:ellipsis;
  white-space:nowrap;text-align:center}
.opp .cnt{display:flex;align-items:center;gap:3px;font-size:12px;color:var(--gold);font-weight:700}
/* 对手「剩几张牌」的小牌背图标。
   注意:这里**不能**写死 cards_pen/ —— 牌面目录是随端变化的
   (Android 用 cards_full,词典笔用 cards_pen),写死会让这个 12x16 的
   小图标在换目录的端上变成一块空白(整局只有这个小方块不对,极易漏看)。
   改用 CSS 变量 --card-back,由 app.js 的 layoutForScreen() 按当前
   data-cardset 填好。 */
.opp .mini-back{width:12px;height:16px;border-radius:2px;
  background:var(--card-back, none) no-repeat center/100% 100%}
.opp .tags{display:flex;flex-direction:column;gap:2px;align-items:center}
.tag{font-size:9px;padding:2px 6px;border-radius:10px;font-weight:700}
.tag.ll{background:linear-gradient(90deg,#f6c453,#e0a52e);color:#3a2606}
.tag.trust{background:rgba(120,120,255,.85);color:#fff}
.tag.off{background:rgba(150,150,150,.8);color:#fff}
.opp .play-mini{display:flex;flex-wrap:wrap;justify-content:center;gap:1px;min-height:22px;max-width:84px}
.opp .play-mini .card{--cw:22px;--ch:29px;margin-right:-11px}
.opp .play-mini .card:last-child{margin-right:0}
.opp .bubble-sm{font-size:10.5px;padding:3px 8px;border-radius:11px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);color:#ffd9d9}

.center-area{position:relative;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:4px;min-height:0;padding:3px}
.bottom-cards{display:flex;gap:3px;align-items:center;min-height:22px}
.bottom-cards .card{--cw:24px;--ch:32px}
.bottom-cards .lb{font-size:10px;color:rgba(255,255,255,.5);margin-right:2px}
.play-area{display:flex;justify-content:center;align-items:center;gap:5px;min-height:34px;flex-wrap:wrap}
.play-area .card{--cw:32px;--ch:43px;margin-right:-14px}
.play-area .card:last-child{margin-right:0}
.pass-bubble{padding:5px 14px;border-radius:18px;font-size:13.5px;font-weight:700;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  color:#ffd9d9;letter-spacing:1px}
.center-msg{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);
  text-align:center;pointer-events:none}
.big-flash{font-size:32px;font-weight:900;letter-spacing:4px;color:var(--gold);
  text-shadow:0 0 22px rgba(246,196,83,.9),0 4px 12px rgba(0,0,0,.6);
  animation:flashPop .95s ease-out}
@keyframes flashPop{
  0%{transform:scale(.4);opacity:0}
  35%{transform:scale(1.18);opacity:1}
  70%{transform:scale(1);opacity:1}
  100%{transform:scale(1.05);opacity:0}
}

.timer-bar{height:4px;background:rgba(0,0,0,.45);flex-shrink:0;overflow:hidden}
.timer-fill{height:100%;width:0;background:linear-gradient(90deg,#2f9e63,#7ed6a0);
  transition:width .28s linear}
.timer-fill.warn{background:linear-gradient(90deg,#e5484d,#ff8a8d)}

.me-area{flex-shrink:0;padding:5px 6px 7px;
  background:linear-gradient(180deg,rgba(0,0,0,0),rgba(0,0,0,.42))}
.me-info{display:flex;align-items:center;justify-content:center;gap:9px;
  font-size:11.5px;margin-bottom:4px;min-height:18px;flex-wrap:wrap}
/* 手牌区:每张牌左移「重叠量」,重叠量由 JS 按屏宽与牌数算好(--overlap),
   保证 20 张也能完整排在屏内。用 --overlap 而不是写死 -22px,
   否则小屏(48px 宽的牌)会算错偏移、整排手牌被挤出屏幕。 */
#handArea{display:flex;justify-content:center;align-items:flex-end;
  padding:0 3px;min-height:calc(var(--ch) + 20px);overflow:visible}
#handArea .card{margin-right:calc(-1 * var(--overlap, 18px));cursor:pointer}
#handArea .card:last-child{margin-right:0}
.action-bar,.bid-bar{display:flex;justify-content:center;gap:8px;margin-top:8px;
  min-height:36px;align-items:center}

/* 记牌器 */
#counterPanel{position:fixed;right:7px;top:48px;z-index:60;width:190px;
  background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:9px;
  box-shadow:0 10px 30px rgba(0,0,0,.5)}
#cpGrid{display:grid;grid-template-columns:repeat(5,1fr);gap:3px}
.cp-cell{background:rgba(0,0,0,.3);border-radius:6px;padding:4px 2px;text-align:center;
  border:1px solid rgba(255,255,255,.07)}
.cp-cell .r{font-size:11px;font-weight:700}
.cp-cell .n{font-size:13px;font-weight:800}

/* 结算 */
#settleScreen{align-items:center;justify-content:center;padding:18px;
  background:rgba(0,0,0,.64);z-index:80}
.settle-wrap{width:100%;max-width:380px;text-align:center}
#settleTitle{font-size:30px;font-weight:900;letter-spacing:5px;margin-bottom:5px}
#settleMult{font-size:12px;color:rgba(255,255,255,.68);margin-bottom:13px}
.settle-row{display:flex;justify-content:space-between;align-items:center;
  padding:8px 11px;background:rgba(0,0,0,.28);border-radius:10px;margin-bottom:6px}

/* toast */
#toast{position:fixed;left:50%;top:58px;transform:translateX(-50%);z-index:200;
  padding:9px 18px;border-radius:20px;font-size:13.5px;font-weight:600;
  background:rgba(12,28,20,.96);border:1px solid var(--line);color:#fff;
  max-width:88%;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.5)}