/* 引力球场 — 一屏球场，纸面 + 墨绿 */
html:has(.orbit){height:100%;overflow:hidden}
.orbit{height:100dvh;overflow:hidden}
.orbit .wrap{height:100%;max-width:1440px;padding:0 44px;display:grid;grid-template-rows:auto minmax(0,1fr)}
@media(max-width:900px){.orbit .wrap{padding:0 14px}}
.orbit header{height:68px;flex:0 0 auto;gap:18px}
.orbit .brand{font-size:27px}
.orbit__hole-no{font-family:var(--serif);font-size:13px;letter-spacing:1px;color:var(--green);margin-left:auto}
.orbit__hole-no b{font-size:19px;font-weight:500}

.orbit__main{min-height:0;display:flex;gap:40px;padding:18px 0 22px;overflow:hidden}

.orbit__panel{flex:0 0 288px;min-width:0;min-height:0;display:flex;flex-direction:column;gap:clamp(10px,2vh,20px);padding-top:4px;overflow:hidden}
.orbit h1{font-family:var(--serif);font-size:clamp(30px,4.2vh,44px);font-weight:500;letter-spacing:-1px;margin:10px 0 8px;line-height:1.15}
.orbit__lede{font-size:13px;line-height:1.8;color:var(--muted);max-width:26ch}

.orbit__levels{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}
.orbit__levels button{
  appearance:none;border:1px solid var(--line);background:#eef0e5;color:var(--ink);
  font-family:var(--serif);font-size:14px;padding:9px 0;cursor:pointer;border-radius:2px;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .12s ease;
}
.orbit__levels button:hover{background:#e4e9d5;transform:translateY(-1px)}
.orbit__levels button[aria-current="true"]{background:var(--ink);border-color:var(--ink);color:#f2f3e8}
.orbit__levels button.is-cleared::after{content:'';display:block;width:4px;height:4px;margin:3px auto -3px;border-radius:50%;background:var(--green)}
.orbit__levels button[aria-current="true"].is-cleared::after{background:var(--lime)}

.orbit__readout{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0}
.orbit__stat{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:12px}
.orbit__stat span{color:var(--muted)}
.orbit__stat b{font-family:var(--serif);font-weight:500;font-size:17px;font-variant-numeric:tabular-nums}
.orbit__stat--hint b{font-family:var(--sans);font-size:12px;line-height:1.6;text-align:right;color:var(--ink);max-width:19ch;font-weight:400}

.orbit__status{margin:0;font-size:12px;color:var(--green);letter-spacing:.4px;min-height:1.6em}
.orbit__status[data-tone="bad"]{color:#a4553a}
.orbit__status[data-tone="good"]{color:var(--green)}

.orbit__legend{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:11.5px;line-height:1.5;color:var(--muted);border-top:1px solid var(--line);padding-top:10px}
.orbit__legend li{display:flex;align-items:center;gap:8px}
.orbit__legend .sw{flex:0 0 auto;width:11px;height:11px;border-radius:50%}
.orbit__legend .sw--attract{background:var(--green)}
.orbit__legend .sw--repel{background:#b0603f}
.orbit__legend .sw--hole{background:transparent;border:1.5px dashed rgba(23,61,51,.62)}

.orbit__actions{margin-top:auto;display:flex;gap:8px}
.orbit__actions button{
  appearance:none;border:1px solid var(--line);background:transparent;color:var(--ink);
  font-size:13px;padding:10px 14px;min-height:44px;cursor:pointer;border-radius:2px;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .12s ease;
}
.orbit__actions button:hover{background:#e8ecdb;transform:translateY(-1px)}
.orbit__actions button:active{transform:translateY(0)}
.orbit__actions .is-primary{background:var(--ink);border-color:var(--ink);color:#f2f3e8;flex:1}
.orbit__actions .is-primary:hover{background:#1e4a3d}
.orbit__actions button[disabled]{opacity:.4;cursor:not-allowed;transform:none}
.orbit__sound{width:44px;padding:10px 0!important;font-size:15px}
.orbit__sound[aria-pressed="false"]{color:#9fae9c}

.orbit__court{position:relative;flex:1 1 0;min-height:0;min-width:0;border:1px solid #dce1d2;background:#f7f6f0;overflow:hidden}
#course{position:absolute;inset:0;display:block;width:100%;height:100%;touch-action:none;cursor:grab}
#course.is-aiming{cursor:grabbing}
#course.is-locked{cursor:default}

.orbit__plate{
  position:absolute;inset:0;display:flex;align-items:flex-start;justify-content:flex-start;
  padding:16px;
  background:radial-gradient(120% 90% at 0 0,#f5f4eed9 0%,#f5f4ee00 46%);
}
.orbit__plate[hidden]{display:none}
.orbit__plate-in{
  display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;
  background:#f7f6f0f2;border:1px solid var(--line);border-radius:2px;
  padding:16px 30px 18px;box-shadow:0 8px 26px -18px rgba(23,61,51,.55);
  animation:plateIn .42s cubic-bezier(.2,.9,.25,1) both;
}
@keyframes plateIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.orbit__plate-title{font-family:var(--serif);font-size:clamp(22px,3.4vh,30px);font-weight:500;letter-spacing:-.4px}
.orbit__plate-line{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.orbit__plate button{appearance:none;border:1px solid var(--ink);background:var(--ink);color:#f2f3e8;font-size:12.5px;padding:9px 18px;margin-top:8px;cursor:pointer;border-radius:2px;transition:background .18s ease,transform .12s ease}
.orbit__plate button:hover{background:#1e4a3d;transform:translateY(-1px)}

@media(max-width:900px){
  .orbit__plate{padding:10px}
  .orbit__plate-in{padding:11px 16px 12px;gap:3px}
  .orbit__plate-title{font-size:20px}
  .orbit__plate button{font-size:11.5px;padding:7px 13px;margin-top:5px}
}

@media(prefers-reduced-motion:reduce){
  .orbit *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

@media(max-width:900px){
  .orbit header{height:52px}
  .orbit .brand{font-size:22px}
  .orbit .back{font-size:12px}
  .orbit__hole-no{font-size:12px}
  .orbit__hole-no b{font-size:16px}
  .orbit__main{flex-direction:column;gap:10px;padding:8px 0 10px}
  .orbit__panel{flex:0 0 auto;gap:8px;order:0;padding:0;overflow:visible}
  .orbit h1{font-size:21px;margin:2px 0 0;letter-spacing:-.4px}
  .orbit__lede{display:none}
  .orbit .eyebrow{font-size:9px;letter-spacing:1.6px}
  .orbit__levels button{font-size:12px;padding:7px 0;min-height:40px}
  .orbit__readout{flex-direction:row;align-items:center;gap:16px;padding:7px 0;border-bottom:0}
  .orbit__stat{flex-direction:column;align-items:flex-start;gap:0}
  .orbit__stat b{font-size:15px}
  .orbit__stat--hint{flex:1;min-width:0}
  .orbit__stat--hint b{text-align:left;font-size:11px;max-width:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .orbit__status{display:none}
  .orbit__legend{display:none}
  .orbit__actions{margin-top:0;gap:6px}
  .orbit__actions button{padding:8px 12px;font-size:12px;min-height:38px}
  .orbit__court{order:1}
}
@media(max-width:900px) and (orientation:landscape){
  .orbit__main{flex-direction:row;gap:16px}
  .orbit__panel{flex:0 0 186px}
  .orbit .eyebrow{display:none}
  .orbit h1{font-size:19px}
  .orbit__levels{gap:4px}
  .orbit__levels button{font-size:11px;min-height:30px;padding:2px 0}
  .orbit__readout{gap:6px}
  .orbit__stat--hint b{white-space:normal;font-size:10.5px;line-height:1.45;max-height:4.4em;overflow:hidden}
  .orbit__actions{flex-wrap:wrap}
  .orbit__actions button{min-height:32px;padding:6px 8px;font-size:11px}
  .orbit__actions .is-primary{flex:1 1 100%}
  .orbit__sound{width:32px;flex:0 0 32px}
}

@media(max-width:900px) and (max-height:700px){
  .orbit .eyebrow{display:none}
  .orbit__levels button{min-height:34px;padding:5px 0}
  .orbit__readout{padding:4px 0;gap:12px}
  .orbit__actions button{min-height:34px;padding:6px 10px}
}