:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17352e;background:#f3f7f4;--green:#176b57;--line:#d7e4de}*{box-sizing:border-box}body{margin:0}header{position:sticky;top:0;z-index:4;display:flex;justify-content:space-between;gap:12px;align-items:center;padding:calc(12px + env(safe-area-inset-top)) max(16px,calc((100vw - 900px)/2));background:rgba(243,247,244,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{font-weight:900;letter-spacing:.14em;color:var(--green);text-decoration:none}.header-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}button,.header-actions a,.primary-link{border:1px solid #bcd1c8;border-radius:12px;background:#fff;color:var(--green);padding:9px 12px;text-decoration:none;font:inherit;font-weight:800;cursor:pointer}main{max-width:900px;margin:auto;padding:20px 16px calc(60px + env(safe-area-inset-bottom))}.hero,.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;margin-bottom:16px;box-shadow:0 12px 30px rgba(23,80,65,.05)}.hero{background:linear-gradient(135deg,#edf8f3,#fff)}.eyebrow{font-size:11px;letter-spacing:.15em;color:#3d8a76;font-weight:900}.hero h1{font-size:clamp(34px,7vw,54px);line-height:1.02;margin:8px 0;color:#173d33}.hero p{font-size:18px;line-height:1.6;color:#5f766e}.status{display:inline-flex;margin-top:8px;padding:7px 10px;border-radius:999px;background:#e7f2ed;color:#176b57;font-size:12px;font-weight:800}.card h2{margin:5px 0 8px}.card p{color:#657b73;line-height:1.55}#videoFile{width:100%;padding:12px;border:1px dashed #a9c7ba;border-radius:14px;background:#f8fbf9}#videoWrap{margin-top:14px}video{display:block;width:100%;max-height:520px;border-radius:16px;background:#10231e}.speed-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:10px}.speed-row span{margin-right:auto;font-weight:800}.speed-row button.active{background:var(--green);color:#fff}.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}.feature-grid article{padding:15px;border-radius:15px;background:#f1f7f4}.feature-grid p{margin:6px 0 0;font-size:14px}.primary-link{display:inline-flex;margin-top:8px;background:var(--green);color:#fff;border-color:var(--green)}.message{min-height:1.2em;margin-top:8px;color:#687d76;font-size:13px}@media(max-width:620px){.feature-grid{grid-template-columns:1fr}.header-actions{gap:5px}.header-actions a,header button{font-size:12px;padding:8px 9px}.hero,.card{padding:17px;border-radius:18px}.speed-row span{width:100%}}
.transport-row,.clip-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:10px}.transport-row #timeReadout{margin-left:auto;font-variant-numeric:tabular-nums;font-size:13px;color:#60776f}.marker-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}.marker{padding:15px;border-radius:16px;background:#f1f7f4;display:grid;gap:8px}.marker span{font-size:12px;font-weight:800;color:#678078}.marker strong{font-size:26px;font-variant-numeric:tabular-nums}.primary{background:var(--green);color:#fff;border-color:var(--green)}.wide{width:100%;margin-top:12px}.field{display:grid;gap:7px;margin-top:14px}.field>span{font-weight:800}.field select,.field textarea{width:100%;border:1px solid #bfd2ca;border-radius:13px;padding:11px 12px;background:#fff;color:#17352e;font:inherit}.section-head{display:flex;gap:12px;justify-content:space-between;align-items:flex-start}.small-danger{color:#8b4139;border-color:#e5c9c5;background:#fff8f7}.clip-list{display:grid;gap:10px;margin-top:12px}.empty{padding:16px;border:1px dashed #bad0c7;border-radius:14px;color:#71867f;background:#fbfdfc}.clip-item{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 14px;border-radius:15px;background:#f1f7f4}.clip-item>div:first-child{display:grid;gap:4px}.clip-item span,.clip-item small{display:block;color:#617970;font-variant-numeric:tabular-nums}.clip-item small{max-width:520px}.clip-item-actions{display:flex;gap:7px;flex:0 0 auto}@media(max-width:620px){.marker-grid{grid-template-columns:1fr}.clip-item{align-items:flex-start;flex-direction:column}.transport-row #timeReadout{width:100%;margin-left:0}.clip-item-actions{width:100%}.clip-item-actions button{flex:1}}
.auto-controls{display:grid;grid-template-columns:2fr 1fr;gap:12px;align-items:end}.field.compact{margin-top:8px}.scan-progress{height:8px;background:#e4eee9;border-radius:999px;overflow:hidden;margin-top:12px}.scan-progress>div{height:100%;width:0;background:#176b57;transition:width .15s ease}.candidate-list{display:grid;gap:9px;margin-top:14px}.candidate-item{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 14px;border:1px solid #dbe8e2;border-radius:15px;background:#fbfdfc}.candidate-item>div:first-child{display:grid;gap:4px}.candidate-item span,.candidate-item small{display:block;color:#617970;font-variant-numeric:tabular-nums}.candidate-item button:disabled{opacity:.55;cursor:default}@media(max-width:620px){.auto-controls{grid-template-columns:1fr}.candidate-item{align-items:flex-start;flex-direction:column}.candidate-item .clip-item-actions{width:100%}}

/* v1.9.7 AI Coach first analysis */
.coach-analysis-card{scroll-margin-top:84px}.analysis-state{padding:6px 9px;border-radius:999px;background:#eaf3ef;color:#176b57;font-size:11px;font-weight:900}.analysis-meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin:12px 0 10px}.analysis-meta span{color:#687d76;font-size:13px;font-variant-numeric:tabular-nums}.frame-strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;margin:12px 0}.frame-strip figure{margin:0;min-width:0}.frame-strip img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;background:#dce9e3;border:1px solid #d5e2dd}.frame-strip figcaption{font-size:10px;color:#667a73;margin-top:4px;line-height:1.25}.analysis-result{display:grid;gap:12px;margin-top:12px}.result-top,.result-grid{display:grid;grid-template-columns:2fr 1fr;gap:12px}.result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.result-top>div,.result-grid article,.why-card,.drill-card,.limits-card{padding:15px;border-radius:15px;background:#f3f8f5;border:1px solid #dbe8e2}.mini-label{display:block;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:#5e7b71;font-weight:900;margin-bottom:6px}.result-top h3,.drill-card h3{margin:0;color:#173d33}.confidence{display:flex;flex-direction:column;justify-content:center}.confidence strong{font-size:19px}.analysis-result ul,.analysis-result ol{margin:7px 0 0;padding-left:20px}.analysis-result li{margin:7px 0;line-height:1.4}.analysis-result li span{display:block;color:#687d76;margin-top:2px;font-size:13px}.why-card p,.drill-card p,.limits-card p{margin:5px 0 0}.drill-card{background:#edf7f2}.limits-card{background:#faf8f1}.analysis-actions{display:flex;gap:8px;flex-wrap:wrap}.analysis-actions button{flex:1 1 180px}.history-list{display:grid;gap:9px}.history-item{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 14px;border:1px solid #dbe8e2;border-radius:15px;background:#fbfdfc}.history-item>div{display:grid;gap:4px;min-width:0}.history-item span,.history-item small{color:#657a73;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-item button{flex:0 0 auto}@media(max-width:720px){.frame-strip{grid-template-columns:repeat(3,minmax(0,1fr))}.result-top,.result-grid{grid-template-columns:1fr}}@media(max-width:480px){.frame-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.analysis-meta,.history-item{align-items:flex-start;flex-direction:column}.history-item button{width:100%}}


/* AI Coach v0.3c · sticky review workspace */
main{max-width:1180px}
.coach-workspace{
  display:grid;
  grid-template-columns:minmax(340px,.88fr) minmax(0,1.35fr);
  gap:16px;
  align-items:start;
}
.coach-player-column{
  min-width:0;
  position:sticky;
  top:82px;
  z-index:3;
}
.coach-player-column .video-card{margin-bottom:0}
.coach-workflow{min-width:0}
.player-mini-head{
  display:none;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:7px;
  color:#5f766e;
  font-size:12px;
  font-weight:800;
}
.player-mini-head span{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
#playerMiniTime{font-variant-numeric:tabular-nums;flex:0 0 auto}
.coach-player-column video{max-height:56vh}

@media(max-width:820px){
  main{padding-top:12px}
  .coach-workspace{display:block}
  .coach-player-column{position:static}
  body.has-video .coach-player-column{
    position:sticky;
    top:calc(52px + env(safe-area-inset-top));
    z-index:12;
    margin:0 -6px 12px;
  }
  body.has-video .video-card{
    padding:8px;
    border-radius:16px;
    box-shadow:0 14px 34px rgba(14,58,47,.18);
    background:rgba(248,251,249,.97);
    backdrop-filter:blur(14px);
  }
  body.has-video .video-card .player-step-head,
  body.has-video .video-card #previewNote,
  body.has-video .video-card #videoFile,
  body.has-video .video-card #videoMessage{
    display:none;
  }
  body.has-video .player-mini-head{display:flex}
  body.has-video #videoWrap{margin-top:0}
  body.has-video #video{
    max-height:31vh;
    border-radius:12px;
  }
  body.has-video .speed-row{
    margin-top:6px;
    gap:5px;
  }
  body.has-video .speed-row span{display:none}
  body.has-video .speed-row button{
    padding:6px 9px;
    font-size:12px;
  }
  body.has-video .transport-row{
    margin-top:6px;
    gap:5px;
  }
  body.has-video .transport-row button{
    padding:6px 8px;
    font-size:11px;
  }
  body.has-video .transport-row #timeReadout{display:none}
  .coach-workflow .card{scroll-margin-top:calc(330px + env(safe-area-inset-top))}
}

@media(max-width:480px){
  body.has-video #video{max-height:27vh}
  body.has-video .coach-player-column{top:calc(48px + env(safe-area-inset-top))}
  body.has-video .speed-row button:nth-of-type(4),
  body.has-video #back5,
  body.has-video #forward5{display:none}
  .coach-workflow .card{scroll-margin-top:calc(285px + env(safe-area-inset-top))}
}

@media(min-width:821px){
  .coach-player-column .video-card{
    max-height:calc(100vh - 98px);
    overflow:auto;
    scrollbar-width:thin;
  }
}


/* AI Coach v0.4 · contact-aware preflight */
.analysis-preflight{
  display:grid;
  gap:12px;
  margin:12px 0 14px;
  padding:14px;
  border:1px solid #d8e6df;
  border-radius:16px;
  background:#f7faf8;
}
.contact-box{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  padding:12px;
  border-radius:14px;
  background:#fff;
  border:1px solid #e0ebe6;
}
.contact-box strong{
  display:block;
  margin-top:3px;
  font-size:20px;
  font-variant-numeric:tabular-nums;
}
.contact-box p{
  margin:4px 0 0;
  color:#6a7d76;
  font-size:13px;
  line-height:1.45;
}
.contact-actions{
  display:flex;
  gap:7px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.contact-actions button{
  white-space:nowrap;
}
.analysis-retry-note{
  padding:10px 12px;
  border-radius:12px;
  background:#fff7df;
  color:#765819;
  font-size:13px;
  line-height:1.45;
  margin-top:8px;
}
@media(max-width:620px){
  .contact-box{display:block}
  .contact-actions{justify-content:flex-start;margin-top:10px}
  .analysis-preflight{padding:10px}
}


/* AI Coach v0.4a · navigation + change video */
.video-picker-row{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.video-picker-row input[type=file]{
  flex:1 1 230px;
  min-width:0;
}
.video-picker-row #changeVideo{
  flex:0 0 auto;
}
.player-mini-head{
  grid-template-columns:minmax(0,1fr) auto auto;
}
.player-mini-head .mini-change{
  display:none;
  min-height:34px;
  padding:5px 9px;
  border-radius:10px;
  font-size:12px;
  font-weight:850;
}
body.has-video .player-mini-head .mini-change{
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
#backButton{
  cursor:pointer;
}
@media(max-width:820px){
  body.has-video .video-picker-row{display:none}
  .player-mini-head{
    display:grid!important;
    align-items:center;
  }
}


/* AI Coach v0.6 · report + visibility confidence */
.visibility-card,.uncertain-card,.camera-card{
  margin-top:12px;
  padding:14px;
  border:1px solid #dbe8e2;
  border-radius:16px;
  background:#f8fbf9;
}
.visibility-card ul,.uncertain-card ul{
  margin:8px 0 0 1.15rem;
  padding:0;
}
.visibility-card li,.uncertain-card li{
  margin:6px 0;
  line-height:1.48;
}
.camera-card{
  background:#fffaf0;
}
.camera-card p{margin:7px 0 0;line-height:1.5}
.analysis-actions{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.analysis-actions button{
  flex:1 1 150px;
}

/* v0.6a deploy verification + report CTA */
.coach-version-badge{
  display:inline-flex;align-items:center;margin-left:8px;padding:3px 8px;
  border-radius:999px;background:#e8f4ef;color:#176b57;
  font-size:12px;font-weight:900;letter-spacing:.04em
}
.report-top-btn{
  width:100%;margin:10px 0 14px;padding:13px 16px;border:0;border-radius:14px;
  background:#176b57;color:#fff;font-size:17px;font-weight:900
}
.report-top-btn[hidden]{display:none!important}

/* v0.7 mode switch */
.mode-switch{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.mode-switch a{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border:1px solid #bcd4ca;border-radius:999px;text-decoration:none;color:#176b57;background:#fff;font-weight:850}
.mode-switch a.active{background:#176b57;color:#fff;border-color:#176b57}