/* 烽火军棋 · 移动端优先 */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#0d1a12;--bg2:#132218;--card:#18261d;--card2:#1e2f23;
  --line:#2b4232;--line2:#3a5a44;
  --ink:#e9e4d3;--ink2:#a8b3a3;--dim:#6f7f70;
  --gold:#d8b25c;--gold2:#b8923f;
  --red:#e05545;--red2:#a83226;--blue:#5b8bd0;--blue2:#33518a;
  --good:#7dc87d;--bad:#e07a6a;
}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:radial-gradient(120% 90% at 50% 0%,#16281c 0%,var(--bg) 60%);
  color:var(--ink);overflow:hidden;
  -webkit-user-select:none;user-select:none;touch-action:manipulation;
}
#app{height:100dvh;display:flex;flex-direction:column}
.view{display:none;flex-direction:column;height:100dvh;min-height:0}
.view.active{display:flex}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:calc(env(safe-area-inset-top) + 10px) 14px 10px;
}
.topbar.slim{padding-bottom:6px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:19px;letter-spacing:2px}
.brand-star{color:var(--gold);font-size:20px}
.topbar-right{display:flex;align-items:center;gap:8px}
.icon-btn{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-size:17px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.icon-btn:active{transform:scale(.94)}
.icon-btn.back{font-size:24px;width:34px;height:34px}
.icon-btn.off{color:var(--dim)}
.user-chip{
  height:38px;padding:0 14px;border-radius:12px;border:1px solid var(--gold2);
  background:linear-gradient(180deg,#2a2413,#1c1808);color:var(--gold);
  font-size:13px;font-weight:600;cursor:pointer;max-width:150px;overflow:hidden;
  white-space:nowrap;text-overflow:ellipsis;
}
.bar-title{font-size:17px;font-weight:700;letter-spacing:2px}
.bar-side{width:34px;text-align:right;color:var(--gold);font-size:12px}

/* ---------- 大厅 ---------- */
.lobby-main{
  flex:1;min-height:0;overflow-y:auto;padding:6px 14px calc(env(safe-area-inset-bottom) + 20px);
  display:flex;flex-direction:column;gap:14px;
}
.hero{display:flex;flex-direction:column;align-items:center;padding:16px 0 6px}
.hero-title{
  font-size:44px;font-weight:900;letter-spacing:14px;text-indent:14px;
  background:linear-gradient(180deg,#f4e2b0,#c9a24f);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 2px 18px rgba(216,178,92,.15);
}
.hero-sub{color:var(--ink2);letter-spacing:6px;text-indent:6px;font-size:12px;margin-top:8px}
.card{
  background:linear-gradient(180deg,var(--card2),var(--card));
  border:1px solid var(--line);border-radius:18px;padding:16px;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}
.card-title{font-size:15px;font-weight:700;color:var(--ink2);letter-spacing:2px;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}
.link{color:var(--gold);font-size:12px;font-weight:600;cursor:pointer}
.seg{display:flex;gap:8px;margin-bottom:12px}
.seg button{
  flex:1;border:1px solid var(--line);background:var(--card);color:var(--ink2);
  border-radius:12px;padding:9px 0;cursor:pointer;display:flex;flex-direction:column;gap:2px;align-items:center;
}
.seg button b{font-size:15px}
.seg button i{font-style:normal;font-size:10px;color:var(--dim)}
.seg button.on{border-color:var(--gold2);background:linear-gradient(180deg,#2a2413,#1c1808);color:var(--gold)}
.seg button.on i{color:#9c8340}
.btn{
  border:none;border-radius:14px;font-weight:700;cursor:pointer;color:var(--ink);
  font-size:15px;transition:transform .08s;
}
.btn:active{transform:scale(.97)}
.btn.primary{background:linear-gradient(180deg,#c9a24f,#9a742f);color:#241a05;box-shadow:0 4px 14px rgba(201,162,79,.25)}
.btn.primary:disabled{filter:grayscale(.9);opacity:.5}
.btn.ghost{background:var(--card);border:1px solid var(--line);color:var(--ink2)}
.btn.big{width:100%;padding:14px 0;font-size:17px;letter-spacing:4px}
.btn.big2{flex:1;padding:12px 0}
.btn.sm{padding:9px 14px;font-size:13px;border-radius:11px}
.btn.wide{width:100%;padding:13px 0}
.row2{display:flex;gap:8px;margin-top:10px}
.join-box{flex:1.2;display:flex;gap:6px}
.join-box input{
  flex:1;min-width:0;background:var(--bg2);border:1px solid var(--line);border-radius:12px;
  color:var(--ink);padding:0 10px;font-size:14px;text-align:center;letter-spacing:3px;
}
.join-box input::placeholder{color:var(--dim);letter-spacing:1px}
.wlr{display:flex;gap:10px;margin-bottom:10px}
.wlr .box{flex:1;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.wlr .box b{font-size:20px;display:block}
.wlr .box span{font-size:11px;color:var(--dim)}
.wlr .w b{color:var(--good)}.wlr .l b{color:var(--bad)}
.recent{display:flex;flex-direction:column;gap:6px}
.recent .ri{display:flex;justify-content:space-between;align-items:center;background:var(--bg2);border-radius:10px;padding:9px 12px;font-size:12px;color:var(--ink2)}
.recent .tag{padding:2px 8px;border-radius:8px;font-weight:700;font-size:11px}
.recent .tag.win{background:rgba(125,200,125,.15);color:var(--good)}
.recent .tag.loss{background:rgba(224,122,106,.15);color:var(--bad)}
.foot-note{text-align:center;color:var(--dim);font-size:11px;letter-spacing:2px;padding-bottom:6px}

/* ---------- 布防 / 对局公共 ---------- */
.place-hint{ text-align:center;color:var(--ink2);font-size:12px;padding:2px 0 6px;letter-spacing:1px}
.board-scale{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;overflow:hidden}
.board{position:relative;transform-origin:center center;flex:none;
  background:linear-gradient(180deg,#1c2b20,#141f17);
  border:1px solid var(--line2);border-radius:16px;
  box-shadow:0 10px 40px rgba(0,0,0,.45),inset 0 0 60px rgba(0,0,0,.35);
}
.board svg{position:absolute;inset:0;width:100%;height:100%}
.board .rd{stroke:#43533f;stroke-width:2}
.board .rl{stroke:#78937a;stroke-width:6;stroke-linecap:round;opacity:.9}
.board .rl2{stroke:#1a241a;stroke-width:2.4;stroke-dasharray:5 7}
.board .camp{fill:rgba(216,178,92,.05);stroke:#a0843e;stroke-width:1.6;stroke-dasharray:5 4}
.board .campT{fill:#8d7433;font-size:11px;text-anchor:middle;letter-spacing:2px}
.board .hq{fill:rgba(216,178,92,.07);stroke:#c9a24f;stroke-width:2}
.board .hqT{fill:#c9a24f;font-size:11px;text-anchor:middle;letter-spacing:1px}
.board .frontline{stroke:#3d5a45;stroke-width:1;stroke-dasharray:2 6}

/* ---------- 棋子 ---------- */
.piece{
  position:absolute;width:64px;height:42px;margin-left:-32px;margin-top:-21px;
  border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-family:"KaiTi","STKaiti","BiauKai",serif;font-weight:700;font-size:20px;letter-spacing:1px;
  transition:left .38s cubic-bezier(.3,.9,.4,1),top .38s cubic-bezier(.3,.9,.4,1);
  cursor:pointer;white-space:nowrap;
  box-shadow:0 3px 8px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.25);
}
.piece.spawn{animation:pop .25s ease-out}
@keyframes pop{from{transform:scale(.6);opacity:0}}
.piece.red{background:linear-gradient(180deg,#d84a38,#8e2418);border:1.5px solid #f0a08c;color:#ffe9d8}
.piece.blue{background:linear-gradient(180deg,#4a6fb5,#26365e);border:1.5px solid #8fb0e0;color:#dce8ff}
.piece.foe.hide{background:linear-gradient(180deg,#3a4a41,#232f27);border:1.5px dashed #5d6f60;color:#93a596;font-size:15px;letter-spacing:0}
.piece .star{font-size:16px;opacity:.85}
.piece.sel{box-shadow:0 0 0 3px var(--gold),0 4px 14px rgba(216,178,92,.5);z-index:5}
.piece.dead-anim{animation:die .4s ease-out forwards}
@keyframes die{to{transform:scale(.4) rotate(20deg);opacity:0}}

/* 落点标记 */
.tmark{position:absolute;width:52px;height:52px;margin-left:-26px;margin-top:-26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:4}
.tmark::before{content:'';width:12px;height:12px;border-radius:50%;background:rgba(216,178,92,.85);
  box-shadow:0 0 10px rgba(216,178,92,.6)}
.tmark.cap::before{width:46px;height:46px;background:transparent;border:3px solid rgba(224,85,69,.9);
  box-shadow:0 0 12px rgba(224,85,69,.5)}
.tmark:active{transform:scale(.92)}
.tmark.place::before{width:34px;height:34px;background:rgba(216,178,92,.18);border:2px dashed rgba(216,178,92,.7);box-shadow:none}

/* ---------- 对局栏 ---------- */
.gbar{
  display:flex;align-items:center;gap:10px;
  padding:8px 12px;padding-top:calc(env(safe-area-inset-top) + 8px);
}
footer.gbar{padding:8px 12px;padding-bottom:calc(env(safe-area-inset-bottom) + 10px)}
.gbar-user{display:flex;align-items:center;gap:8px;min-width:0;flex:1}
.gbar-name{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:110px}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.dot.me{background:var(--red);box-shadow:0 0 8px rgba(224,85,69,.7)}
.dot.foe{background:var(--blue);box-shadow:0 0 8px rgba(91,139,208,.7)}
.cap{flex:1;display:flex;gap:3px;overflow-x:auto;scrollbar-width:none;min-height:26px;align-items:center}
.cap::-webkit-scrollbar{display:none}
.cap .cp{font-size:11px;font-family:"KaiTi",serif;padding:2px 6px;border-radius:6px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);white-space:nowrap}
.gbar-status{text-align:center;font-size:13px;color:var(--ink2);letter-spacing:1px;min-height:22px}
.gbar-status b{color:var(--gold)}

/* ---------- 覆盖层 / 弹窗 ---------- */
.overlay{position:fixed;inset:0;background:rgba(5,10,7,.72);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;z-index:50;padding:24px}
.overlay.hidden{display:none}
.modal{background:linear-gradient(180deg,var(--card2),var(--card));border:1px solid var(--line2);
  border-radius:20px;padding:24px;width:100%;max-width:360px;text-align:center;
  box-shadow:0 20px 60px rgba(0,0,0,.6);animation:mup .25s ease-out}
@keyframes mup{from{transform:translateY(24px);opacity:0}}
.result .res-flag{font-size:42px;font-weight:900;letter-spacing:10px;text-indent:10px;margin:6px 0 10px}
.result .res-flag.win{background:linear-gradient(180deg,#ffe9a8,#d8b25c);-webkit-background-clip:text;background-clip:text;color:transparent}
.result .res-flag.loss{color:#8fa08f}
.result .res-why{color:var(--ink2);font-size:14px;margin-bottom:22px}
.res-btns{display:flex;gap:10px}
.res-btns .btn{flex:1;padding:12px 0}
.wait .spinner{width:42px;height:42px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--gold);
  animation:spin 1s linear infinite;margin:4px auto 16px}
@keyframes spin{to{transform:rotate(360deg)}}
.wait-title{color:var(--ink2);font-size:14px;margin-bottom:18px;letter-spacing:2px}
.room-code{margin-bottom:18px}
.rc-label{font-size:11px;color:var(--dim);margin-bottom:8px;letter-spacing:2px}
.rc-code{font-size:34px;font-weight:900;letter-spacing:8px;color:var(--gold);margin-bottom:10px}
.rules{text-align:left;max-height:82dvh;display:flex;flex-direction:column}
.rules-title{text-align:center;font-size:17px;font-weight:800;letter-spacing:4px;margin-bottom:12px;color:var(--gold)}
.rules-body{overflow-y:auto;font-size:13px;line-height:1.8;color:var(--ink2);padding:0 2px 14px}
.rules-body b{color:var(--ink)}
.rules-body p{margin-bottom:8px}
.log{max-height:80dvh;display:flex;flex-direction:column}
.log-body{overflow-y:auto;text-align:left;font-size:12px;color:var(--ink2);line-height:2.1;padding:0 4px 12px;max-height:52dvh}
.log-body .le{display:flex;gap:8px;align-items:baseline}
.log-body .le b{color:var(--ink)}
.log-body .le.good{color:var(--good)}
.log-body .le.bad{color:var(--bad)}

/* 登录弹窗 */
.login{padding:20px}
.login-form{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.login-form input{
  background:var(--bg2);border:1px solid var(--line);border-radius:10px;
  color:var(--ink);padding:12px 12px;font-size:15px;
}
.login-form input::placeholder{color:var(--dim)}
.login-msg{min-height:18px;color:var(--bad);font-size:12px}
.login-close{margin-top:8px}

/* 战斗动画 */
.battle-card{
  background:linear-gradient(180deg,#232f25,#161f18);border:1px solid var(--gold2);
  border-radius:22px;padding:26px 22px;text-align:center;width:100%;max-width:330px;
  box-shadow:0 0 60px rgba(216,178,92,.2),0 20px 60px rgba(0,0,0,.6);
  animation:bpop .3s cubic-bezier(.2,1.4,.4,1)
}
@keyframes bpop{from{transform:scale(.7);opacity:0}}
.battle-row{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:14px}
.bchip{
  min-width:92px;padding:10px 12px;border-radius:12px;font-family:"KaiTi","STKaiti",serif;
  font-size:20px;font-weight:800;letter-spacing:2px;
  background:linear-gradient(180deg,#d84a38,#8e2418);border:2px solid #f0a08c;color:#ffe9d8;
}
.bchip.foe{background:linear-gradient(180deg,#4a6fb5,#26365e);border-color:#8fb0e0;color:#dce8ff}
.vs{font-size:26px;color:var(--gold)}
.battle-res{font-size:15px;font-weight:700;letter-spacing:1px}
.battle-res.good{color:var(--good)}
.battle-res.bad{color:var(--bad)}
.battle-res.mid{color:var(--ink2)}
.battle-res.flag{color:var(--gold);font-size:17px}

/* ---------- 布防托盘 ---------- */
.place-actions{display:flex;gap:8px;padding:6px 12px 0}
.place-actions .btn.sm{flex:1}
.tray{
  display:flex;gap:8px;padding:10px 12px;padding-bottom:calc(env(safe-area-inset-bottom) + 12px);
  overflow-x:auto;scrollbar-width:none;
}
.tray::-webkit-scrollbar{display:none}
.tray .tk{
  flex:none;width:56px;border-radius:10px;padding:6px 0;text-align:center;cursor:pointer;
  background:linear-gradient(180deg,#d84a38,#8e2418);border:1.5px solid #f0a08c;
  font-family:"KaiTi","STKaiti",serif;font-weight:700;font-size:15px;color:#ffe9d8;position:relative;
}
.tray .tk small{display:block;font-size:10px;font-family:inherit;opacity:.9;margin-top:1px}
.tray .tk.on{box-shadow:0 0 0 3px var(--gold);transform:translateY(-3px)}
.tray .tk.zero{filter:grayscale(1);opacity:.35;pointer-events:none}

/* ---------- Toast ---------- */
.hidden{display:none!important}
#toast{
  position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom) + 90px);transform:translateX(-50%);
  background:rgba(20,30,22,.95);border:1px solid var(--line2);color:var(--ink);
  padding:10px 18px;border-radius:12px;font-size:13px;z-index:99;max-width:80vw;text-align:center;
  animation:mup .2s ease-out;pointer-events:none;
}
#toast.hidden{display:none}

/* ---------- 历史 ---------- */
.hist-item{display:flex;justify-content:space-between;align-items:center;background:var(--bg2);
  border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.hist-item .hi-l{display:flex;flex-direction:column;gap:3px}
.hist-item .hi-opp{font-size:14px;font-weight:600}
.hist-item .hi-meta{font-size:11px;color:var(--dim)}
.hist-item .tag{padding:4px 12px;border-radius:10px;font-weight:800;font-size:13px}
.hist-item .tag.win{background:rgba(125,200,125,.15);color:var(--good)}
.hist-item .tag.loss{background:rgba(224,122,106,.15);color:var(--bad)}
.empty-tip{text-align:center;color:var(--dim);font-size:13px;padding:40px 0}

@media (min-width:700px){
  #app{max-width:520px;margin:0 auto;border-left:1px solid var(--line);border-right:1px solid var(--line)}
}