@import"https://fonts.googleapis.com/css2?family=Silkscreen:wght@400;700&family=Manrope:wght@400;500;600;700&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--hue: 162;--bg: oklch(.13 .012 200);--bg2: oklch(.16 .014 200);--panel: oklch(.205 .018 200);--panel-hi: oklch(.235 .02 200);--ink: oklch(.94 .008 200);--muted: oklch(.68 .014 200);--faint: oklch(.52 .016 200);--line: oklch(1 0 0 / .09);--line-2: oklch(1 0 0 / .16);--accent: oklch(.78 .12 var(--hue));--accent-hi:oklch(.86 .11 var(--hue));--green: oklch(.8 .16 150);--amber: oklch(.83 .15 80);--violet: oklch(.78 .13 300)}html,body{height:100%;background:var(--bg);color:var(--ink);font-family:Manrope,system-ui,sans-serif;font-size:16px;-webkit-font-smoothing:antialiased}.bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 70%,oklch(.11 .01 200) 100%)}.bg:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(oklch(1 0 0 / .018) 1px,transparent 1px),linear-gradient(90deg,oklch(1 0 0 / .018) 1px,transparent 1px);background-size:40px 40px;-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 95%);mask-image:linear-gradient(180deg,#000 0%,transparent 95%)}.scan{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;opacity:.5;background:repeating-linear-gradient(0deg,#0000,#0000 2px,#00000024 3px);mix-blend-mode:multiply}section{display:none}section.active{display:flex}#start-screen,#analyzing-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;align-items:center;justify-content:center;background:#010404b8;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}#session-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;flex-direction:column;align-items:stretch;justify-content:flex-start;background:#000}#report-screen{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:40px 20px 60px;background:var(--bg);overflow-y:auto}#loading-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;align-items:center;justify-content:center;flex-direction:column;gap:20px;background:#030909f2}#loading-overlay.active{display:flex}.loading-text{font-family:Silkscreen,monospace;font-size:.7rem;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}.spinner{width:52px;height:52px;border:3px solid var(--line-2);border-top-color:var(--accent);border-radius:50%;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.panel{width:min(560px,100%);padding:36px 32px;position:relative;z-index:60;background:var(--panel);border:1px solid var(--line-2);clip-path:polygon(0 10px,10px 0,calc(100% - 10px) 0,100% 10px,100% calc(100% - 10px),calc(100% - 10px) 100%,10px 100%,0 calc(100% - 10px));display:flex;flex-direction:column;gap:18px;text-align:center}.brand-logo{font-family:Silkscreen,monospace;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent)}h1{font-family:Silkscreen,monospace;font-size:1.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;line-height:1.2;color:var(--ink)}h2{font-family:Silkscreen,monospace;font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--ink)}.panel-subtitle{font-size:.9rem;color:var(--muted);letter-spacing:.03em}.intro-blurb{font-size:.95rem;color:var(--muted);line-height:1.5}.setup-steps{display:flex;flex-direction:column;gap:12px;background:#ffffff08;border:1px solid var(--line);padding:16px;text-align:left}.setup-step{display:flex;align-items:flex-start;gap:12px;font-size:.95rem;color:var(--muted);line-height:1.4}.step-dot{width:9px;height:9px;margin-top:6px;flex-shrink:0;background:var(--accent);box-shadow:0 0 8px var(--accent)}.btn-primary{background:oklch(.78 .12 var(--hue) / .18);color:var(--ink);border:1px solid var(--accent);clip-path:polygon(0 6px,6px 0,calc(100% - 6px) 0,100% 6px,100% calc(100% - 6px),calc(100% - 6px) 100%,6px 100%,0 calc(100% - 6px));padding:14px 28px;font-family:Silkscreen,monospace;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;transition:background .15s,color .15s}.btn-primary:hover{background:oklch(.78 .12 var(--hue) / .34);color:var(--accent-hi)}.btn-secondary{background:var(--panel);color:var(--muted);border:1px solid var(--line-2);clip-path:polygon(0 6px,6px 0,calc(100% - 6px) 0,100% 6px,100% calc(100% - 6px),calc(100% - 6px) 100%,6px 100%,0 calc(100% - 6px));padding:12px 22px;font-family:Silkscreen,monospace;font-size:.68rem;letter-spacing:.06em;cursor:pointer;transition:background .15s,color .15s}.btn-secondary:hover{background:var(--panel-hi);color:var(--ink)}.home-link{color:var(--faint);text-decoration:none;font-size:.72rem;font-family:Silkscreen,monospace;letter-spacing:.06em;text-align:center;transition:color .15s}.home-link:hover{color:var(--muted)}.demo-panel{position:absolute;top:16px;left:16px;z-index:15;width:232px;max-height:calc(100vh - 220px);background:#040b0bd1;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--line-2);clip-path:polygon(0 10px,10px 0,calc(100% - 10px) 0,100% 10px,100% calc(100% - 10px),calc(100% - 10px) 100%,10px 100%,0 calc(100% - 10px));padding:16px 16px 18px;display:flex;flex-direction:column;gap:12px;overflow-y:auto}.demo-head{display:flex;align-items:center;gap:10px}.demo-index{font-family:Silkscreen,monospace;font-size:1rem;color:var(--accent)}.demo-names{display:flex;flex-direction:column;gap:2px}.demo-name-en{font-family:Silkscreen,monospace;font-size:.78rem;color:var(--ink);text-transform:uppercase;letter-spacing:.03em;line-height:1.3}.demo-name-zh{font-size:.85rem;color:var(--faint)}.demo-image-wrap,.intro-image-wrap{position:relative;width:100%;aspect-ratio:1 / 1;border:1px solid var(--line-2);background:#ffffff08;overflow:hidden}.demo-image,.intro-image{width:100%;height:100%;object-fit:contain;display:block}.demo-image.placeholder,.intro-image.placeholder,.silhouette{background-image:radial-gradient(circle at 50% 30%,var(--accent) 0 7%,transparent 8%),linear-gradient(to bottom,var(--accent) 0 100%);-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 40'%3E%3Ccircle cx='12' cy='6' r='4'/%3E%3Crect x='10.5' y='10' width='3' height='15'/%3E%3Crect x='3' y='12' width='9' height='2.6' rx='1.3'/%3E%3Crect x='12' y='12' width='9' height='2.6' rx='1.3'/%3E%3Crect x='9' y='24' width='2.6' height='14' rx='1.3'/%3E%3Crect x='12.4' y='24' width='2.6' height='14' rx='1.3'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 40'%3E%3Ccircle cx='12' cy='6' r='4'/%3E%3Crect x='10.5' y='10' width='3' height='15'/%3E%3Crect x='3' y='12' width='9' height='2.6' rx='1.3'/%3E%3Crect x='12' y='12' width='9' height='2.6' rx='1.3'/%3E%3Crect x='9' y='24' width='2.6' height='14' rx='1.3'/%3E%3Crect x='12.4' y='24' width='2.6' height='14' rx='1.3'/%3E%3C/svg%3E");-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;-webkit-mask-size:55%;mask-size:55%;opacity:.5}.demo-steps,.intro-steps{list-style:none;counter-reset:step;display:flex;flex-direction:column;gap:8px}.demo-steps li,.intro-steps li{counter-increment:step;position:relative;padding-left:28px;font-size:.88rem;color:var(--muted);line-height:1.4}.demo-steps li:before,.intro-steps li:before{content:counter(step);position:absolute;left:0;top:0;width:18px;height:18px;display:grid;place-items:center;font-family:Silkscreen,monospace;font-size:.55rem;color:var(--accent);border:1px solid var(--accent)}.demo-breathing-label,.intro-breathing-label{font-family:Silkscreen,monospace;font-size:.55rem;color:var(--faint);letter-spacing:.08em;text-transform:uppercase}.demo-breathing,.intro-breathing{font-size:.88rem;color:var(--accent-hi);line-height:1.4}.cam-area{position:absolute;top:0;right:0;bottom:0;left:0;z-index:5;display:flex;align-items:center;justify-content:center;background:#000}#video-wrapper{position:relative;flex-shrink:0}#webcam{display:block;width:100%;height:100%;object-fit:fill;transform:scaleX(-1)}#overlay-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none}.cam-hint{position:absolute;left:50%;top:16px;transform:translate(-50%);z-index:16;font-family:Silkscreen,monospace;font-size:.6rem;letter-spacing:.06em;color:var(--amber);background:#0009;padding:6px 12px;text-transform:uppercase}.cam-hint:empty{display:none}.calibrate-overlay,.intro-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:30;align-items:center;justify-content:center;background:#010404d1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.calibrate-overlay.active,.intro-overlay.active{display:flex}.calibrate-overlay{pointer-events:none}.calibrate-card{pointer-events:auto;display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center;padding:32px}.silhouette{width:90px;height:150px;animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.35}50%{opacity:.7}}.calibrate-text{font-size:1rem;color:var(--muted);max-width:360px;line-height:1.5}.intro-card{width:min(760px,100%);margin:20px;padding:28px;background:var(--panel);border:1px solid var(--line-2);clip-path:polygon(0 12px,12px 0,calc(100% - 12px) 0,100% 12px,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px));display:grid;grid-template-columns:240px 1fr;gap:26px;align-items:start;max-height:calc(100vh - 40px);overflow-y:auto}.intro-card .intro-image-wrap{aspect-ratio:1 / 1}.intro-index{grid-column:1 / -1;font-family:Silkscreen,monospace;font-size:.6rem;color:var(--faint);letter-spacing:.12em;text-transform:uppercase}.intro-text{display:flex;flex-direction:column;gap:12px}.intro-name-en{font-family:Silkscreen,monospace;font-size:1.05rem;color:var(--ink);text-transform:uppercase;letter-spacing:.03em;line-height:1.3}.intro-name-zh{font-size:1rem;color:var(--accent)}.intro-subtitle{font-size:.92rem;color:var(--muted);line-height:1.4}.intro-text .btn-primary{margin-top:6px;align-self:flex-start}#session-hud{position:absolute;left:0;right:0;bottom:0;z-index:20;background:linear-gradient(to top,#000000f0,#000000d1 55%,#0000);padding:40px 24px 18px;display:flex;flex-direction:column;gap:10px}.hud-header{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.phase-title{font-family:Silkscreen,monospace;font-size:1.05rem;font-weight:700;color:var(--accent);letter-spacing:.05em;text-transform:uppercase}.phase-timer{font-family:Silkscreen,monospace;font-size:.85rem;color:var(--faint)}.phase-instruction{font-size:clamp(1.25rem,2.2vw,1.6rem);color:var(--ink);font-weight:600;line-height:1.4;text-shadow:0 1px 6px oklch(0 0 0 / .9)}.rep-counter{position:absolute;top:16px;right:16px;z-index:18;display:flex;flex-direction:column;align-items:center;gap:2px;min-width:160px;padding:14px 24px 16px;background:#040b0bdb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--accent);clip-path:polygon(0 10px,10px 0,calc(100% - 10px) 0,100% 10px,100% calc(100% - 10px),calc(100% - 10px) 100%,10px 100%,0 calc(100% - 10px))}.rep-counter:empty{display:none}.count-num{font-family:Silkscreen,monospace;font-size:clamp(3.5rem,8vw,5.5rem);line-height:1;color:var(--accent-hi);transform-origin:center bottom;text-shadow:0 0 18px oklch(.78 .12 var(--hue) / .5)}.count-num.bump{animation:repbump .34s cubic-bezier(.2,1.4,.5,1)}@keyframes repbump{0%{transform:scale(1)}35%{transform:scale(1.28);color:var(--green);text-shadow:0 0 26px oklch(.8 .16 150 / .7)}to{transform:scale(1)}}.count-target{font-family:Silkscreen,monospace;font-size:1.05rem;color:var(--muted);margin-top:2px}.count-unit{font-family:Silkscreen,monospace;font-size:.55rem;color:var(--faint);letter-spacing:.1em;text-transform:uppercase;margin-top:4px}.feedback-badge{align-self:flex-start;font-family:Silkscreen,monospace;font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;padding:7px 14px;border:1px solid var(--line-2);background:#ffffff0d;color:var(--faint);transition:background .2s,color .2s,border-color .2s}.feedback-badge[data-state=good]{background:#66da8529;color:var(--green);border-color:#66da8580}.feedback-badge[data-state=close]{background:#fabb4129;color:var(--amber);border-color:#fabb4180}.feedback-badge[data-state=guide]{background:#c4a4fe29;color:var(--violet);border-color:#c4a4fe80}.movement-rail{display:flex;gap:6px;flex-wrap:wrap}.rail-dot{width:24px;height:24px;display:grid;place-items:center;font-family:Silkscreen,monospace;font-size:.55rem;color:var(--faint);border:1px solid var(--line-2);background:#ffffff08}.rail-dot.current{color:var(--bg);background:var(--accent);border-color:var(--accent)}.rail-dot.done{color:var(--green);border-color:#66da8580}.hud-actions{display:flex;gap:14px;align-items:center}.mute-btn{border-color:var(--accent);color:var(--accent-hi)}.mute-btn:before{content:"♪ "}.mute-btn[data-muted=true]{border-color:var(--line-2);color:var(--faint);background:var(--panel)}.mute-btn[data-muted=true]:before{content:"✕ "}.analyzing-panel{align-items:center;text-align:center}#report-content{width:100%}.qg-report{width:min(720px,100%);margin:0 auto;display:flex;flex-direction:column;gap:22px}.report-header{text-align:center;padding-bottom:8px;border-bottom:1px solid var(--line)}.report-brand{font-family:Silkscreen,monospace;font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}.report-title{font-family:Silkscreen,monospace;font-size:1.5rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--ink)}.report-date{font-size:.85rem;color:var(--muted);margin-top:6px}.qg-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.qg-summary-item{background:var(--panel);border:1px solid var(--line-2);padding:18px 12px;display:flex;flex-direction:column;align-items:center;gap:6px;clip-path:polygon(0 8px,8px 0,calc(100% - 8px) 0,100% 8px,100% calc(100% - 8px),calc(100% - 8px) 100%,8px 100%,0 calc(100% - 8px))}.qg-summary-value{font-family:Silkscreen,monospace;font-size:1.4rem;color:var(--accent-hi)}.qg-summary-label{font-family:Silkscreen,monospace;font-size:.5rem;color:var(--faint);letter-spacing:.08em;text-transform:uppercase}.qg-encourage{font-size:.98rem;color:var(--muted);line-height:1.55;text-align:center}.qg-cards{display:flex;flex-direction:column;gap:8px}.qg-card{display:flex;align-items:center;gap:14px;padding:12px 16px;background:#ffffff08;border:1px solid var(--line)}.qg-card-idx{font-family:Silkscreen,monospace;font-size:.85rem;color:var(--accent)}.qg-card-body{flex:1;display:flex;flex-direction:column;gap:3px}.qg-card-name{font-size:.95rem;color:var(--ink);font-weight:600}.qg-card-stat{font-size:.8rem;color:var(--faint)}.qg-badge{font-family:Silkscreen,monospace;font-size:.55rem;letter-spacing:.06em;padding:4px 10px;white-space:nowrap;border:1px solid var(--line-2);color:var(--faint)}.qg-badge[data-state=good]{color:var(--green);border-color:#66da8580}.qg-badge[data-state=close]{color:var(--amber);border-color:#fabb4180}.qg-badge[data-state=guide]{color:var(--violet);border-color:#c4a4fe80}.qg-note{background:#0d0b0766;border:1px solid oklch(.83 .15 80 / .35);padding:18px 20px;font-size:.85rem;color:var(--muted);line-height:1.5}.report-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding-top:4px}@media(max-width:880px){.demo-panel{width:168px;padding:12px;gap:8px}.demo-steps,.demo-breathing-label,.demo-breathing{display:none}.intro-card{grid-template-columns:1fr}.intro-card .intro-image-wrap{width:180px;margin:0 auto}.rep-counter{min-width:116px;padding:10px 16px 12px}.count-num{font-size:clamp(2.6rem,12vw,3.5rem)}}@media(max-width:560px){.panel{padding:24px 18px}h1{font-size:1.3rem}.qg-summary{grid-template-columns:1fr}}@media print{body{background:#fff;color:#111}.bg,.scan,#session-screen,#start-screen,#analyzing-screen,#loading-overlay{display:none!important}#report-screen{display:block!important;position:static;padding:0;background:#fff}.no-print{display:none!important}.qg-summary-item,.qg-card,.qg-note{background:#f7f7f7;border-color:#ddd}.report-title,.qg-summary-value,.qg-card-name{color:#111}@page{margin:18mm;size:A4}}