.nutriin-app{--ni-bg:#06110d;--ni-card:#10231b;--ni-card2:#143126;--ni-text:#f3fff8;--ni-muted:#b8d6c8;--ni-line:rgba(255,255,255,.14);--ni-good:#7affbd;--ni-hot:#d9ff7a;--ni-warn:#ffd36a;--ni-bad:#ff8989;--ni-cyan:#77d7ff;--ni-shadow:0 18px 42px rgba(0,0,0,.34);box-sizing:border-box;max-width:980px;margin:24px auto;padding:16px;color:var(--ni-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top left,#214a39 0,#06110d 42%,#030807 100%);border-radius:28px}.nutriin-app *{box-sizing:border-box}.ni-hero{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px;background:linear-gradient(135deg,rgba(122,255,189,.15),rgba(217,255,122,.07));border:1px solid var(--ni-line);border-radius:24px;box-shadow:var(--ni-shadow)}.ni-kicker{margin:0 0 6px;color:var(--ni-hot);font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.ni-hero h2{margin:0;font-size:clamp(28px,6vw,48px);line-height:1;color:var(--ni-text)}.ni-subtitle{margin:10px 0 0;color:var(--ni-muted);font-size:16px;max-width:700px}.ni-status{padding:10px 14px;border-radius:999px;background:rgba(122,255,189,.12);border:1px solid rgba(122,255,189,.38);font-weight:900;white-space:nowrap}.ni-card{margin-top:16px;padding:16px;background:linear-gradient(180deg,var(--ni-card),rgba(16,35,27,.88));border:1px solid var(--ni-line);border-radius:24px;box-shadow:var(--ni-shadow)}.ni-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.ni-card-head h3{margin:0;color:var(--ni-text);font-size:22px;line-height:1.15}.ni-card-head span{color:var(--ni-muted);font-size:14px;text-align:right;line-height:1.25}.ni-profile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.ni-profile-grid label{display:block;padding:12px;border-radius:18px;background:var(--ni-card2);border:1px solid var(--ni-line);font-size:13px;color:var(--ni-muted);font-weight:900;line-height:1.3}.ni-profile-grid select{width:100%;margin-top:8px;border-radius:12px;border:1px solid var(--ni-line);background:#06100c;color:var(--ni-text);padding:11px;font-weight:850;min-height:44px;line-height:1.2}.ni-timing-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:9px}.ni-timing-grid button{appearance:none;border:1px solid var(--ni-line);background:rgba(255,255,255,.08);color:var(--ni-text);border-radius:15px;padding:13px 9px;font-weight:900;cursor:pointer;line-height:1.2;text-align:center;white-space:normal}.ni-timing-grid button.ni-selected{background:linear-gradient(135deg,#7affbd,#d9ff7a);color:#06120d;border-color:transparent}.ni-video-wrap{position:relative;overflow:hidden;border-radius:22px;background:#020605;border:1px solid var(--ni-line);min-height:280px}.ni-video-wrap video,.ni-video-wrap canvas[data-ni-overlay]{display:block;width:100%;height:360px;object-fit:cover}.ni-video-wrap canvas[data-ni-overlay]{position:absolute;inset:0}.ni-finger-guide{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:112px;height:112px;border:2px solid rgba(217,255,122,.92);border-radius:50%;box-shadow:0 0 0 999px rgba(0,0,0,.18),0 0 24px rgba(217,255,122,.32);pointer-events:none}.ni-finger-guide span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:38px;height:38px;border:1px dashed rgba(255,255,255,.74);border-radius:50%}.ni-wave{display:block;width:100%;height:110px;margin-top:12px;background:#06100c;border:1px solid var(--ni-line);border-radius:18px}.ni-hidden{display:none!important}.ni-scan-panel{display:grid;grid-template-columns:120px 120px 1fr;gap:10px;margin-top:12px}.ni-scan-panel>div{background:var(--ni-card2);border:1px solid var(--ni-line);border-radius:18px;padding:12px}.ni-scan-panel strong{display:block;font-size:25px;color:var(--ni-hot);line-height:1.1}.ni-scan-panel span{display:block;margin-top:4px;color:var(--ni-muted);font-size:13px;line-height:1.2}.ni-pressure div{display:flex;align-items:center;justify-content:space-between;gap:10px}.ni-pressure em{display:block;height:10px;margin-top:10px;background:rgba(255,255,255,.1);border-radius:999px;overflow:hidden}.ni-pressure i{display:block;height:100%;width:0;background:linear-gradient(90deg,#77d7ff,#7affbd,#d9ff7a);border-radius:999px;transition:width .25s ease}.ni-controls{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.ni-btn{appearance:none;border:1px solid var(--ni-line);background:rgba(255,255,255,.08);color:var(--ni-text);padding:12px 14px;border-radius:14px;font-weight:900;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;min-height:45px;line-height:1.2;text-align:center;white-space:normal}.ni-btn:hover{background:rgba(255,255,255,.13)}.ni-primary{background:linear-gradient(135deg,#7affbd,#d9ff7a);color:#06120d;border-color:transparent}.ni-danger{border-color:rgba(255,137,137,.45);color:#ffd0d0}.ni-btn:disabled{opacity:.45;cursor:not-allowed}.ni-file input{display:none}.ni-meter-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.ni-meter-grid div{background:var(--ni-card2);border:1px solid var(--ni-line);border-radius:18px;padding:12px}.ni-meter-grid strong{display:block;font-size:24px;color:var(--ni-hot);line-height:1.1}.ni-meter-grid span{display:block;margin-top:4px;color:var(--ni-muted);font-size:13px;line-height:1.2}.ni-verdict{margin-bottom:14px;padding:16px;border-radius:20px;background:linear-gradient(135deg,rgba(122,255,189,.13),rgba(119,215,255,.08));border:1px solid rgba(122,255,189,.28)}.ni-verdict strong{display:block;font-size:20px;color:var(--ni-text);line-height:1.2}.ni-verdict p{margin:8px 0 0;color:var(--ni-muted);font-size:15px;line-height:1.45}.ni-demand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.ni-tile{background:var(--ni-card2);border:1px solid var(--ni-line);border-radius:20px;padding:14px}.ni-tile-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.ni-tile-name{font-weight:950;line-height:1.15}.ni-tile-score{font-size:25px;font-weight:950;color:var(--ni-hot);line-height:1.05}.ni-band{display:inline-flex;margin-top:7px;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:950;letter-spacing:.02em;background:rgba(255,255,255,.08);color:var(--ni-muted);border:1px solid var(--ni-line)}.ni-confidence{display:flex;justify-content:space-between;gap:10px;margin-top:8px;font-size:12px;color:var(--ni-muted);line-height:1.2}.ni-confidence b{color:#eafff3;font-size:13px}.ni-bar{height:10px;background:rgba(255,255,255,.1);border-radius:999px;overflow:hidden;margin:12px 0 9px}.ni-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,#7affbd,#d9ff7a);border-radius:999px;transition:width .45s ease}.ni-reason{font-size:13px;color:var(--ni-muted);min-height:48px;line-height:1.35}.ni-action{margin-top:9px;padding-top:9px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;line-height:1.38;color:#eafff3}.ni-balanced{border-color:rgba(122,255,189,.25)}.ni-attention{border-color:rgba(255,211,106,.35)}.ni-alert{border-color:rgba(255,137,137,.38)}.ni-trend{display:block;width:100%;height:230px;background:#06100c;border:1px solid var(--ni-line);border-radius:18px}.ni-log{width:100%;min-height:140px;margin-top:14px;border-radius:18px;border:1px solid var(--ni-line);background:#06100c;color:var(--ni-muted);padding:12px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;font-size:12px;resize:vertical;line-height:1.35}@media(max-width:780px){.nutriin-app{margin:0;padding:12px;border-radius:0}.ni-hero,.ni-card-head{display:block}.ni-status{margin-top:12px;display:inline-flex}.ni-profile-grid{grid-template-columns:1fr}.ni-timing-grid{grid-template-columns:1fr 1fr}.ni-timing-grid button:last-child{grid-column:1/-1}.ni-video-wrap{min-height:230px}.ni-video-wrap video,.ni-video-wrap canvas[data-ni-overlay]{height:300px}.ni-scan-panel{grid-template-columns:1fr 1fr}.ni-pressure{grid-column:1/-1}.ni-controls{display:grid;grid-template-columns:1fr}.ni-btn{width:100%}.ni-meter-grid{grid-template-columns:repeat(2,1fr)}.ni-demand-grid{grid-template-columns:1fr}.ni-trend{height:210px}}@media(max-width:420px){.ni-video-wrap video,.ni-video-wrap canvas[data-ni-overlay]{height:260px}.ni-finger-guide{width:96px;height:96px}.ni-meter-grid strong{font-size:21px}.ni-card{padding:13px}.ni-hero{padding:18px}}
/* v1.0.5 plain-English dashboard refinement */
.ni-verdict strong{font-size:22px}
.ni-verdict p{font-size:16px}
.ni-band{font-size:12px}
.ni-reason{min-height:0;font-size:14px}
.ni-action{font-size:14px;color:#f3fff8}

/* v1.0.6 clearer dashboard hierarchy */
.ni-guidance-panel{display:grid;grid-template-columns:1.1fr 1.4fr;gap:12px;margin:14px 0 16px}
.ni-guidance-main,.ni-guidance-item{background:linear-gradient(135deg,rgba(122,255,189,.12),rgba(217,255,122,.07));border:1px solid rgba(122,255,189,.24);border-radius:20px;padding:15px}
.ni-guidance-main span{display:block;color:var(--ni-muted);font-size:13px;font-weight:900;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.ni-guidance-main strong{display:block;font-size:26px;line-height:1.08;color:var(--ni-text)}
.ni-guidance-main p{margin:9px 0 0;color:var(--ni-muted);font-size:15px;line-height:1.42}
.ni-guidance-list{display:grid;gap:9px}
.ni-guidance-item{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:start}
.ni-guidance-item b{font-size:16px;line-height:1.15}
.ni-guidance-item span{grid-column:1/2;color:var(--ni-muted);font-size:14px;line-height:1.35}
.ni-guidance-item em{grid-row:1/3;grid-column:2/3;font-style:normal;font-weight:950;color:var(--ni-hot);font-size:20px}
.ni-guidance-load{border-color:rgba(255,211,106,.34)}
.ni-details{margin-top:10px}
.ni-details summary{cursor:pointer;font-weight:950;color:var(--ni-text);padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid var(--ni-line);margin-bottom:12px}
@media(max-width:780px){.ni-guidance-panel{grid-template-columns:1fr}.ni-guidance-main strong{font-size:23px}}

/* v1.0.7 public-language class names */
.ni-attention{border-color:rgba(255,211,106,.35)}
.ni-alert{border-color:rgba(255,137,137,.38)}

/* v1.0.9 validation mode and mobile button wrapping */
.ni-validation-wrap{margin:12px 0 2px}
.ni-validation-toggle{width:100%;max-width:360px}
.ni-validation-panel{margin-top:12px;background:rgba(255,255,255,.06);border:1px solid var(--ni-line);border-radius:20px;padding:14px}
.ni-validation-note strong{display:block;font-size:16px;margin-bottom:4px}
.ni-validation-note p{margin:0 0 12px;color:var(--ni-muted);font-size:14px;line-height:1.4}
.ni-validation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.ni-validation-grid div{background:rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:10px;text-align:center}
.ni-validation-grid b{display:block;font-size:24px;color:var(--ni-hot)}
.ni-validation-grid span{display:block;font-size:12px;color:var(--ni-muted);line-height:1.25}
.ni-validation-entry{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end}
.ni-validation-entry label{display:grid;gap:5px;color:var(--ni-muted);font-size:13px;font-weight:800}
.ni-validation-entry input{width:100%;box-sizing:border-box;border-radius:14px;border:1px solid var(--ni-line);background:rgba(0,0,0,.22);color:var(--ni-text);padding:11px 12px;font-size:16px}
.ni-validation-result{margin-top:10px;color:var(--ni-muted);font-size:14px;line-height:1.35}
.ni-root button,
.ni-root .ni-btn,
.ni-root .ni-button,
.ni-root .ni-secondary{
    white-space:normal;
    overflow:visible;
    text-overflow:clip;
    min-height:46px;
    line-height:1.2;
    padding-top:11px;
    padding-bottom:11px;
    word-break:normal;
    overflow-wrap:anywhere;
}
.ni-timing-buttons button{min-height:48px}
@media(max-width:560px){
  .ni-validation-grid{grid-template-columns:1fr}
  .ni-validation-entry{grid-template-columns:1fr}
  .ni-validation-toggle{max-width:none}
  .ni-root button,
  .ni-root .ni-btn,
  .ni-root .ni-button,
  .ni-root .ni-secondary{
    width:100%;
    font-size:15px;
  }
  .ni-timing-buttons{grid-template-columns:1fr 1fr}
  .ni-timing-buttons button{padding-left:8px;padding-right:8px}
}
@media(max-width:360px){
  .ni-timing-buttons{grid-template-columns:1fr}
}

/* v1.1.0 meaningful trend chart */
.ni-trend-legend{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;margin:6px 0 8px;color:var(--ni-muted);font-size:13px;font-weight:800}
.ni-trend-legend span{display:inline-flex;align-items:center;gap:6px;line-height:1.2}
.ni-trend-legend i{display:inline-block;width:12px;height:12px;border-radius:999px}
.ni-leg-fluid{background:rgba(122,255,189,.96)}
.ni-leg-food{background:rgba(255,211,106,.96)}
.ni-leg-recovery{background:rgba(119,215,255,.96)}
canvas[data-ni-trend]{width:100%;min-height:260px;background:rgba(0,0,0,.16);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:0}
@media(max-width:560px){
  .ni-trend-legend{font-size:12px;gap:7px 10px}
  canvas[data-ni-trend]{min-height:240px}
}