:root{
  --ink:#171717;
  --muted:#6d665f;
  --accent:#ff5b3a;
  --accent-soft:rgba(255,91,58,.1);
  --line:rgba(23,23,23,.08);
  --glass:rgba(255,255,255,.68);
}
*{box-sizing:border-box}
html,body{
  margin:0;
  padding:0;
  min-height:100%;
  background:
    radial-gradient(52% 44% at 50% 0%, rgba(255,255,255,.82), transparent 72%),
    radial-gradient(34% 24% at 82% 10%, rgba(255,91,58,.08), transparent 72%),
    linear-gradient(180deg,#f9f3e8 0%,#f5eee2 58%,#f3ecdf 100%);
  color:var(--ink);
  font-family:"Inter Tight",system-ui,sans-serif;
}
body{min-height:100vh}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{width:min(1320px,calc(100% - 40px));margin:0 auto}
.page{padding:36px 0 84px}

.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}
.stage-controls{gap:12px}
.exercise-select-wrap{
  position:relative;
}
.exercise-select-wrap::after{
  content:"▾";
  position:absolute;
  right:14px;
  top:50%;
  transform:translateY(-50%);
  color:#74685d;
  font-size:12px;
  pointer-events:none;
}
.exercise-select{
  appearance:none;
  -webkit-appearance:none;
  border:1px solid rgba(23,23,23,.08);
  background:rgba(255,255,255,.82);
  color:#2b2622;
  min-height:42px;
  padding:0 36px 0 16px;
  border-radius:999px;
  font:800 15px/1 "Inter Tight",system-ui,sans-serif;
  letter-spacing:-.02em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7), 0 10px 24px rgba(30,22,14,.06);
  cursor:pointer;
}
.exercise-select:focus{
  outline:none;
  border-color:rgba(255,91,58,.3);
  box-shadow:0 0 0 4px rgba(255,91,58,.12), inset 0 1px 0 rgba(255,255,255,.75);
}

.hero-copy{
  display:grid;
  justify-items:center;
  text-align:center;
  gap:0;
  margin-bottom:28px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.74);
  border:1px solid rgba(23,23,23,.08);
  color:#8f8377;
  font-size:12px;
  font-weight:800;
  letter-spacing:.18em;
  text-transform:uppercase;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.eyebrow .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 12px rgba(255,91,58,.55);
}
.headline{
  margin:22px 0 0;
  max-width:880px;
  font-family:"Instrument Serif",serif;
  font-weight:400;
  font-size:clamp(44px,5vw,72px);
  line-height:1;
  letter-spacing:-.02em;
}
.headline-line{display:block}
.spark{
  position:relative;
  background:linear-gradient(120deg,var(--accent) 0%, #171717 60%, #7d7065 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  font-style:italic;
}
.spark::after{
  content:"";
  position:absolute;
  left:.03em;
  right:.03em;
  bottom:-.08em;
  height:.055em;
  border-radius:999px;
  background:linear-gradient(90deg,#7d7065,var(--accent));
  transform:rotate(-2deg);
  opacity:.9;
}
.hero-text{
  margin:18px 0 0;
  max-width:540px;
  font-size:18px;
  line-height:1.48;
  color:var(--muted);
  font-weight:500;
}

.stage-wrap{margin-top:14px}
.stage-shell{
  overflow:hidden;
  border-radius:38px;
  border:1px solid rgba(255,255,255,.55);
  background:var(--glass);
  box-shadow:
    0 30px 100px rgba(31,22,11,.10),
    inset 0 1px 0 rgba(255,255,255,.75);
  backdrop-filter:blur(28px) saturate(150%);
  -webkit-backdrop-filter:blur(28px) saturate(150%);
}
.stage-topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 18px;
  border-bottom:1px solid rgba(23,23,23,.07);
}
.stage-status{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#514941;
  font-size:14px;
  font-weight:800;
}
.status-dot{
  width:8px;
  height:8px;
  border-radius:999px;
  background:var(--accent);
  box-shadow:0 0 0 6px rgba(255,91,58,.1);
}
.stage-meta{
  color:#81766b;
  font-size:13px;
  font-weight:800;
  letter-spacing:.06em;
  text-transform:uppercase;
}
 .stage-video{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.75fr) 320px;
  align-items:stretch;
  min-height:760px;
  background:#d7d5d4;
}
.camera-scene{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(48% 44% at 42% 48%, rgba(255,91,58,.14), transparent 60%),
    linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 100%),
    linear-gradient(0deg, rgba(255,255,255,.06) 0 1px, transparent 1px 100%),
    linear-gradient(180deg, #d8d6d5 0%, #d0cecd 100%);
  background-size:auto, 88px 88px, 88px 88px, auto;
}
.camera-grid{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg, transparent 0 49.92%, rgba(255,255,255,.14) 49.92% 50.08%, transparent 50.08%),
    linear-gradient(0deg, transparent 0 49.92%, rgba(255,255,255,.14) 49.92% 50.08%, transparent 50.08%);
  opacity:.55;
}
.camera-focus{
  position:absolute;
  inset:12% 14% 10% 14%;
  border:1px solid rgba(255,255,255,.24);
  border-radius:40px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.16);
}
.camera-frame{
  position:absolute;
  inset:5% 20% 2% 20%;
  display:flex;
  align-items:flex-end;
  justify-content:center;
  overflow:visible;
}
.camera-frame-glow{
  position:absolute;
  left:50%;
  top:20%;
  width:min(38vw, 520px);
  height:min(38vw, 520px);
  transform:translateX(-50%);
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,255,255,.72) 0%, rgba(255,255,255,.3) 42%, rgba(255,255,255,0) 72%);
  filter:blur(12px);
}
.camera-anatomy{
  position:relative;
  z-index:2;
  width:min(30vw, 420px);
  min-width:300px;
  max-width:86%;
  object-fit:contain;
  mix-blend-mode:multiply;
  filter:drop-shadow(0 28px 44px rgba(0,0,0,.11));
}
.camera-ring{
  position:absolute;
  left:50%;
  top:50%;
  width:430px;
  height:430px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  border:1px solid rgba(255,255,255,.26);
  box-shadow:
    0 0 0 40px rgba(255,255,255,.05),
    0 0 0 96px rgba(255,91,58,.03);
}
.coach-rail{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:28px 24px 28px 18px;
  background:linear-gradient(180deg, rgba(250,249,248,.9) 0%, rgba(244,242,240,.88) 100%);
  border-left:1px solid rgba(23,23,23,.06);
  box-shadow:inset 1px 0 0 rgba(255,255,255,.4);
}
.coach-rail-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  color:#877a6d;
  font-size:12px;
  font-weight:900;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.coach-rail-header strong{
  color:#28231f;
  font-size:13px;
  letter-spacing:.08em;
}
.coach-score{
  padding:18px 18px 16px;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.88) 0%, rgba(255,249,245,.78) 100%);
  border:1px solid rgba(255,91,58,.12);
  box-shadow:0 18px 40px rgba(33,24,15,.08);
}
.coach-score-label{
  display:block;
  color:#8b7f73;
  font-size:11px;
  font-weight:900;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.coach-score strong{
  display:block;
  margin-top:8px;
  font-size:56px;
  line-height:.95;
  letter-spacing:-.05em;
  color:#171717;
}
.coach-cues{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.cue-card{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 15px;
  border-radius:22px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(23,23,23,.06);
  box-shadow:0 14px 28px rgba(25,21,17,.06);
}
.cue-card strong{
  display:block;
  font-size:19px;
  line-height:1.05;
  letter-spacing:-.03em;
}
.cue-card small{
  display:block;
  margin-top:5px;
  color:#746b63;
  font-size:13px;
  line-height:1.35;
  font-weight:700;
}
.cue-dot{
  width:10px;
  height:10px;
  margin-top:7px;
  border-radius:999px;
  background:#bbb2aa;
  box-shadow:0 0 0 6px rgba(0,0,0,.03);
  flex:0 0 10px;
}
.cue-card.good .cue-dot{background:#8ea996}
.cue-card.alert .cue-dot{background:var(--accent)}
.cue-card.soft-green{background:rgba(238,246,228,.9)}
.cue-card.alert{
  background:linear-gradient(180deg, rgba(255,245,241,.95) 0%, rgba(255,255,255,.86) 100%);
  border-color:rgba(255,91,58,.14);
}
.play-button{
  position:absolute;
  z-index:4;
  left:calc(50% - 160px);
  top:50%;
  transform:translate(-50%,-50%);
  width:92px;
  height:92px;
  border:0;
  border-radius:999px;
  background:rgba(17,17,17,.84);
  color:#fff;
  font-size:30px;
  cursor:pointer;
  box-shadow:
    0 22px 56px rgba(0,0,0,.24),
    inset 0 1px 0 rgba(255,255,255,.16);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.stage-metrics{
  position:absolute;
  z-index:3;
  left:28px;
  right:360px;
  bottom:26px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.stage-metrics span{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.45);
  color:#5d544c;
  font-size:12px;
  font-weight:900;
  letter-spacing:.12em;
  text-transform:uppercase;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.stage-footer{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  padding:16px;
  border-top:1px solid rgba(23,23,23,.07);
}
.action-card{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:92px;
  padding:18px;
  border-radius:24px;
  background:rgba(255,255,255,.74);
  border:1px solid rgba(23,23,23,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
  transition:transform .18s ease, background .18s ease, border-color .18s ease;
}
.action-card:hover{transform:translateY(-1px)}
.action-card.primary{
  background:linear-gradient(180deg, rgba(255,247,242,.92) 0%, rgba(255,255,255,.82) 100%);
  border-color:rgba(255,91,58,.16);
}
.action-icon{
  display:grid;
  place-items:center;
  width:54px;
  height:54px;
  border-radius:18px;
  background:rgba(255,255,255,.86);
  color:#171717;
  font-size:24px;
  font-weight:900;
  flex:0 0 54px;
}
.action-copy strong{
  display:block;
  font-size:24px;
  line-height:1.02;
  letter-spacing:-.04em;
}
.action-copy small{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:14px;
  line-height:1.42;
  font-weight:700;
}

@media (max-width:1100px){
  .stage-video{
    grid-template-columns:minmax(0,1fr) 280px;
    min-height:660px;
  }
  .camera-frame{inset:6% 14% 2% 14%}
  .camera-anatomy{
    width:min(40vw, 360px);
    min-width:240px;
  }
  .camera-ring{
    width:360px;
    height:360px;
    left:50%;
  }
  .play-button{left:calc(50% - 140px)}
  .stage-metrics{right:304px}
}
@media (max-width:720px){
  .wrap{width:min(100% - 24px,1320px)}
  .page{padding:20px 0 48px}
  .headline{font-size:clamp(38px,11vw,56px)}
  .hero-text{font-size:17px}
  .stage-shell{border-radius:28px}
  .stage-topbar{padding:14px}
  .stage-video{
    grid-template-columns:1fr;
    min-height:auto;
  }
  .camera-scene{
    min-height:520px;
    background-size:auto, 64px 64px, 64px 64px, auto;
  }
  .camera-focus{inset:10% 10% 12% 10%}
  .camera-frame{inset:9% 10% 2% 10%}
  .camera-anatomy{
    width:min(64vw, 280px);
    min-width:180px;
  }
  .camera-ring{
    width:260px;
    height:260px;
    left:50%;
  }
  .coach-rail{
    padding:18px;
    border-left:0;
    border-top:1px solid rgba(23,23,23,.06);
  }
  .coach-score strong{font-size:44px}
  .cue-card strong{font-size:18px}
  .stage-metrics{
    position:static;
    padding:0 18px 18px;
    left:auto;
    right:auto;
    bottom:auto;
  }
  .play-button{
    left:50%;
    top:250px;
    width:72px;
    height:72px;
    font-size:26px;
  }
  .stage-footer{grid-template-columns:1fr}
  .action-card{
    min-height:84px;
    border-radius:20px;
  }
  .action-copy strong{font-size:21px}
}