/* tools.hhpoker.net — 设计系统 v2
   方向：炭黑底 + 深毡绿点缀 + 哑光金单一强调；发丝线、8pt 节奏、表格纪律。
   无渐变堆叠、无玻璃拟态、无霓虹光晕；层级靠黑白灰 + 强调色，不靠彩虹。 */
:root{
  --bg:#0b0d0c;
  --bg-raise:#101312;
  --panel:#141716;
  --panel-2:#191d1b;
  --inset:#080a09;
  --line:#242926;
  --line-2:#343a36;
  --text:#edeff0;
  --body:#c9cdc9;
  --muted:#9aa29b;
  --faint:#6d756e;
  --gold:#c8a24a;
  --gold-2:#e6cc7e;
  --gold-dim:rgba(200,162,74,.14);
  --felt:#17452f;
  --felt-deep:#0e2f20;
  --win:#3cb179;
  --win-t:#63cf96;
  --tie:#c8a24a;
  --loss:#cf5a4e;
  --loss-t:#ef938a;
  --card:#f8f6f0;
  --card-line:#d9d5c9;
  --ink:#21252b;
  --suit-red:#c22e3a;
  --r:10px;
  --r-s:8px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
  font-size:16px;line-height:1.65;min-height:100vh;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:var(--gold-2);text-decoration:none}
a:hover{text-decoration:underline}
:focus{outline:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
::selection{background:var(--gold);color:#171204}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 页眉 ---------- */
header.site{
  border-bottom:1px solid var(--line);
  background:rgba(11,13,12,.92);
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
header.site .wrap{display:flex;align-items:center;gap:24px;min-height:60px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px;color:var(--text);letter-spacing:.02em;white-space:nowrap;flex:none}
.logo:hover{text-decoration:none}
.logo svg{width:28px;height:28px;color:var(--gold);flex:none;display:block}
.logo>span{white-space:nowrap;flex:none}
.logo b{font-weight:700}
.logo span{color:var(--muted);font-weight:500}
nav.main{margin-left:auto;display:flex;gap:2px}
nav.main a{color:var(--muted);font-size:14px;padding:8px 12px;border-radius:8px;white-space:nowrap;transition:color .18s ease,background .18s ease}
nav.main a:hover{color:var(--text);background:var(--panel-2);text-decoration:none}
nav.main a.on{color:var(--gold-2);background:var(--gold-dim)}

/* ---------- 页头 ---------- */
.pagehead{padding:36px 0 10px}
.pagehead .eyebrow{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--gold);margin-bottom:10px}
.pagehead h1{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.01em}
.pagehead p{color:var(--muted);max-width:660px;margin-top:10px;font-size:15.5px}
.hero{padding:52px 0 12px}
.hero .eyebrow{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--gold);margin-bottom:14px}
.hero h1{font-size:42px;line-height:1.2;font-weight:750;letter-spacing:-.015em}
.hero p{color:var(--muted);max-width:640px;margin-top:14px;font-size:16.5px}

h2.sec{font-size:20px;font-weight:700;margin:40px 0 16px;display:flex;align-items:center;gap:12px;letter-spacing:.01em}
h2.sec::before{content:"";width:22px;height:2px;background:var(--gold);flex:none}

/* ---------- 面板与卡片 ---------- */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:20px 0}
.panel h3.ptitle{font-size:16px;font-weight:700;margin-bottom:14px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:26px 0 8px}
.tcard{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:block;color:var(--text);
  transition:border-color .2s ease,transform .2s ease,background .2s ease}
.tcard:hover{border-color:var(--line-2);background:var(--panel-2);transform:translateY(-2px);text-decoration:none}
.tcard .top{display:flex;align-items:flex-start;justify-content:space-between}
.tcard .ic{width:44px;height:44px;border:1px solid var(--line-2);border-radius:var(--r-s);display:flex;align-items:center;justify-content:center;color:var(--gold-2);background:var(--bg-raise)}
.tcard .ic svg{width:22px;height:22px}
.tcard .num{font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:.08em}
.tcard h3{margin:16px 0 6px;font-size:18.5px;font-weight:700}
.tcard p{color:var(--muted);font-size:14.5px;line-height:1.6}
.tcard .go{margin-top:16px;font-size:14px;font-weight:600;color:var(--gold-2);display:flex;align-items:center;gap:6px}
.tcard .go svg{width:15px;height:15px;transition:transform .2s ease}
.tcard:hover .go svg{transform:translateX(3px)}

/* ---------- 指南与 FAQ ---------- */
.guide p{color:var(--body);font-size:15.5px}
.guide p + p{margin-top:14px}
@media(min-width:1024px){
  .guide.cols{display:grid;grid-template-columns:1fr 1fr;gap:36px}
  .guide.cols p + p{margin-top:0}
}
.faq{border-top:1px solid var(--line);margin-bottom:8px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:15.5px;padding:16px 28px 16px 2px;position:relative;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--gold)}
.faq details[open ] summary::after{content:"–"}
.faq details p{color:var(--muted);font-size:14.5px;padding:0 2px 18px;max-width:860px}

/* ---------- 页脚 ---------- */
footer.site{border-top:1px solid var(--line);margin-top:52px;padding:26px 0 38px;color:var(--faint);font-size:13.5px}
footer.site .links{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:10px}
footer.site .links a{color:var(--muted)}
footer.site .links a:hover{color:var(--gold-2)}

/* ---------- 控件 ---------- */
.btn{background:var(--gold);color:#171204;border:1px solid var(--gold);font-weight:600;font-size:15.5px;
  height:48px;padding:0 26px;border-radius:var(--r-s);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .1s ease}
.btn:hover{background:var(--gold-2);border-color:var(--gold-2)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.55;cursor:wait}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line-2);font-weight:500}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold-2);background:transparent}
input[type=number],input[type=text],select{
  background:var(--inset);border:1px solid var(--line-2);color:var(--text);
  border-radius:var(--r-s);height:48px;padding:0 14px;font-size:16px;width:100%;
  font-variant-numeric:tabular-nums;transition:border-color .18s ease,box-shadow .18s ease}
input::placeholder{color:var(--faint)}
input:focus,select:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-dim);outline:none}
select{appearance:none;-webkit-appearance:none;padding-right:36px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%239aa29b' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center}
label.fl{display:block;font-size:13px;font-weight:500;color:var(--muted);margin:0 0 8px;letter-spacing:.02em}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row > *{flex:1;min-width:150px}
.hint{font-size:13.5px;color:var(--faint)}
.warnline{color:var(--gold-2);font-size:14.5px;margin-top:12px;min-height:23px}

/* ---------- 工具双栏布局 ---------- */
.tool-grid{display:grid;grid-template-columns:400px 1fr;gap:20px;align-items:start;margin:20px 0}
.tool-grid .panel{margin:0}
.stack > * + *{margin-top:20px}

/* ---------- 选牌区 ---------- */
.slot-group + .slot-group{margin-top:22px}
.slot-group h4{font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:10px;letter-spacing:.02em}
.slot-group h4 .sub{color:var(--faint);font-weight:400}
.slots{display:flex;gap:8px;flex-wrap:wrap}
.slot{width:56px;height:76px;border:1.5px dashed var(--line-2);border-radius:9px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;background:var(--inset);cursor:pointer;position:relative;
  transition:border-color .18s ease,background .18s ease}
.slot:hover{border-color:var(--faint)}
.slot.filled{border:1px solid var(--card-line);background:var(--card);box-shadow:0 2px 6px rgba(0,0,0,.45)}
.slot .rk{font-size:22px;font-weight:800;line-height:1.05;letter-spacing:-.01em}
.slot .st{font-size:19px;line-height:1.15}
.slot .rm{position:absolute;top:-8px;right:-8px;width:20px;height:20px;border-radius:50%;background:#a83c34;
  color:#fff;font-size:13px;line-height:20px;text-align:center;display:none;box-shadow:0 1px 4px rgba(0,0,0,.5);z-index:2}
.slot.filled .rm{display:block}
.slot .plus{color:var(--faint);font-size:20px;font-weight:300}
.s-spade{color:var(--ink)}
.s-heart{color:var(--suit-red)}
.s-diamond{color:var(--suit-red)}
.s-club{color:var(--ink)}
.picker{display:grid;grid-template-columns:repeat(13,1fr);gap:5px}
.picker button{border:1px solid var(--card-line);background:var(--card);border-radius:7px;height:54px;padding:4px 0;cursor:pointer;
  font-size:14.5px;font-weight:700;line-height:1.1;color:var(--ink);font-family:inherit;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;
  transition:border-color .15s ease,transform .15s ease,opacity .15s ease}
.picker button small{display:block;font-size:13px;font-weight:400;line-height:1}
.picker button:hover:not(:disabled){border-color:var(--gold);transform:translateY(-1px)}
.picker button:disabled{opacity:.16;cursor:not-allowed}
.picker button.sel{outline:2px solid var(--gold)}

/* ---------- 结果条 ---------- */
.bars{margin:6px 0 2px}
.bar-row{display:flex;align-items:center;gap:14px;margin:12px 0}
.bar-row .lab{width:36px;font-size:14px;color:var(--muted);flex:none}
.bar-track{flex:1;height:10px;background:var(--inset);border-radius:99px;overflow:hidden}
.bar-fill{height:100%;width:0;transition:width .8s cubic-bezier(.22,.8,.3,1);border-radius:99px}
.bar-fill.win{background:var(--win)}
.bar-fill.tie{background:var(--tie)}
.bar-fill.loss{background:var(--loss)}
.bar-row .val{width:118px;text-align:right;font-weight:750;font-size:30px;line-height:1.1;font-variant-numeric:tabular-nums;flex:none}
.madehand{font-size:15px;color:var(--gold-2);min-height:24px;font-weight:500}
.madehand:empty{display:none}
.eqhead{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:6px}
.eqhead .t{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:.04em}

/* ---------- 起手牌网格 ---------- */
.hands-layout{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:20px;align-items:start;margin:20px 0}
.hands-layout .panel{margin:0}
@media(min-width:1024px){
  .hands-layout .stack{position:sticky;top:84px}
}
.hgrid{display:grid;grid-template-columns:repeat(13,1fr);gap:3px}
.hgrid button{border:1px solid rgba(0,0,0,.4);border-radius:6px;aspect-ratio:1/1.06;padding:2px 0;cursor:pointer;
  color:#f2f4f1;font-family:inherit;font-variant-numeric:tabular-nums;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  transition:transform .12s ease,box-shadow .12s ease}
.hgrid button .hk{display:block;font-size:13.5px;font-weight:700;line-height:1.15;letter-spacing:.01em}
.hgrid button .he{display:block;font-size:10.5px;font-weight:500;opacity:.85;line-height:1.1}
.hgrid button:hover{transform:scale(1.07);box-shadow:0 2px 8px rgba(0,0,0,.5);z-index:1;position:relative}
.hgrid button.sel{outline:2.5px solid var(--gold);outline-offset:-1px;z-index:1;position:relative}
.legend{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin:14px 0 2px;align-items:center}
.dot{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.kv{display:flex;justify-content:space-between;align-items:baseline;gap:16px;border-bottom:1px dashed var(--line);padding:11px 2px}
.kv span{color:var(--muted);font-size:14.5px}
.kv b{font-variant-numeric:tabular-nums;font-size:16.5px;font-weight:700;white-space:nowrap}
.kv:last-of-type{border-bottom:none}

/* ---------- 盲注时钟 ---------- */
.timer-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:20px;align-items:start;margin:20px 0}
.timer-layout .panel{margin:0}
.timerbox{text-align:center;padding:14px 6px 6px}
.lvl-label{color:var(--muted);font-size:14px;font-weight:600;letter-spacing:.14em}
.clock{font-size:clamp(92px,17vw,168px);font-weight:750;font-variant-numeric:tabular-nums;line-height:1.04;letter-spacing:-.02em;color:var(--gold);margin:6px 0 2px}
.blinds-now{font-size:clamp(30px,5.4vw,42px);font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums}
.blinds-next{color:var(--muted);font-size:16.5px;margin-top:6px;font-variant-numeric:tabular-nums}
.progress{height:6px;background:var(--inset);border-radius:99px;overflow:hidden;margin:22px auto 4px;max-width:560px}
.progress i{display:block;height:100%;background:var(--gold);width:100%;border-radius:99px}
.timer-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.timer-btns .btn{min-width:96px}
table.struct{width:100%;border-collapse:collapse;font-size:14.5px;font-variant-numeric:tabular-nums}
table.struct th{font-size:12px;font-weight:600;color:var(--faint);letter-spacing:.1em;text-align:left;padding:8px 10px;border-bottom:1px solid var(--line-2)}
table.struct td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left;color:var(--body)}
table.struct td.n,table.struct th.n{text-align:right}
table.struct tr.cur td{background:var(--gold-dim);color:var(--text);font-weight:700}
table.struct tr.cur td:first-child{box-shadow:inset 3px 0 0 var(--gold)}

/* ---------- 赔率结论 ---------- */
.verdict{font-size:18px;font-weight:700;padding:16px 18px;border-radius:var(--r);text-align:center;margin-top:16px;letter-spacing:.02em}
.verdict.call{background:rgba(60,177,121,.12);color:var(--win-t);border:1px solid rgba(60,177,121,.45)}
.verdict.fold{background:rgba(207,90,78,.1);color:var(--loss-t);border:1px solid rgba(207,90,78,.4)}
.reason{color:var(--muted);font-size:14.5px;margin-top:12px}

/* ---------- 响应式 ---------- */
@media(max-width:1023px){
  .tool-grid{grid-template-columns:1fr}
  .hands-layout{grid-template-columns:1fr}
  .timer-layout{grid-template-columns:1fr}
}
@media(max-width:760px){
  .wrap{padding:0 16px}
  header.site .wrap{flex-wrap:wrap;gap:0;padding-top:10px;padding-bottom:10px;min-height:0}
  .logo{font-size:16px}
  nav.main{margin-left:0;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-top:8px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  nav.main::-webkit-scrollbar{display:none}
  nav.main a{padding:8px 11px}
  .hero{padding:38px 0 8px}
  .hero h1{font-size:31px}
  .pagehead{padding:26px 0 6px}
  .pagehead h1{font-size:26px}
  .cards{grid-template-columns:1fr}
  .panel{padding:19px 16px}
  h2.sec{font-size:18.5px;margin:32px 0 13px}
  .picker{gap:3px}
  .picker button{height:46px;font-size:12px;border-radius:6px}
  .picker button small{font-size:11.5px}
  .slot{width:50px;height:68px}
  .slot .rk{font-size:20px}
  .slot .st{font-size:17px}
  .hgrid{gap:2px}
  .hgrid button{border-radius:4px}
  .hgrid button .hk{font-size:10px}
  .hgrid button .he{display:none}
  .bar-row .val{width:92px;font-size:23px}
  .btn{height:48px}
  .timer-btns .btn{flex:1 1 30%;min-width:0;padding:0 8px}
  .legend{gap:11px;font-size:12.5px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}