:root{--color-primary: #1d5ed6;--color-primary-dark: #123a7a;--color-primary-light: #dceaff;--color-background: #f7f3ea;--color-surface: #ffffff;--color-surface-soft: #eee9df;--color-text: #17233a;--color-text-muted: #687386;--color-border: #d8dee8;--color-success: #27845a;--color-warning: #d48616;--color-danger: #c74646;--font-brand: "Fredoka", sans-serif;--font-ui: "Inter", sans-serif;--radius-small: 8px;--radius-medium: 12px;--radius-large: 16px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--shadow-soft: 0 4px 16px rgba(23, 35, 58, .08);font-family:var(--font-ui);color:var(--color-text);background:var(--color-background);font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 8% 0%,rgba(220,234,255,.72),transparent 28rem),var(--color-background)}button{font:inherit}main{width:min(1120px,100%);margin:0 auto;padding:var(--space-6)}.app-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-5);margin-bottom:var(--space-6)}.brand{display:flex;align-items:center;gap:var(--space-3)}.brand img{width:64px;height:64px;border-radius:18px;box-shadow:var(--shadow-soft)}h1,h2,p{margin-top:0}h1{margin-bottom:1px;color:var(--color-primary-dark);font-family:var(--font-brand);font-size:clamp(28px,4vw,38px);font-weight:600;letter-spacing:-.035em;line-height:1}.eyebrow,.section-kicker,.status-label,.reading-label{color:var(--color-text-muted);font-size:13px;font-weight:500}.eyebrow{margin-bottom:0}.header-note{display:flex;gap:7px;padding-right:var(--space-2)}.header-note span{width:12px;height:12px;border:2px solid var(--color-primary);border-radius:50%}.header-note span:nth-child(2){background:var(--color-primary-light)}.header-note span:nth-child(3){background:var(--color-primary)}.workspace{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-large);background:var(--color-surface);box-shadow:var(--shadow-soft)}.workspace-heading{display:flex;align-items:end;justify-content:space-between;gap:var(--space-5);padding:var(--space-2) var(--space-2) var(--space-4)}.section-kicker{margin-bottom:var(--space-1);color:var(--color-primary);font-weight:600}.workspace-heading h2{margin-bottom:0;font-family:var(--font-brand);font-size:24px;font-weight:600}.workspace-help{margin-bottom:2px;color:var(--color-text-muted);font-size:14px}.viewer{overflow:hidden;border:2px solid var(--color-primary-dark);border-radius:var(--radius-medium);background:#0b1830}.stage{position:relative;line-height:0}.stage video,.stage .snapshot{display:block;width:100%;height:auto}.stage .overlay{position:absolute;inset:0;width:100%;height:100%}.reticle{position:absolute;width:44px;height:44px;color:#dceaffe6}.reticle.top-left{top:18px;left:18px;border-top:2px solid;border-left:2px solid}.reticle.bottom-right{right:18px;bottom:18px;border-right:2px solid;border-bottom:2px solid}.empty-state{display:grid;min-height:456px;place-content:center;justify-items:center;padding:var(--space-6);color:var(--color-surface);text-align:center}.empty-state h2{margin:var(--space-5) 0 var(--space-2);font-family:var(--font-brand);font-size:24px;font-weight:500}.empty-state p{max-width:420px;margin-bottom:0;color:#b9c8e3;font-size:15px;line-height:1.6}.plate-icon{position:relative;display:grid;width:126px;height:86px;place-items:center;border:2px solid #7da5ec;border-radius:42%;transform:perspective(160px) rotateX(45deg)}.plate-icon:before,.plate-icon:after,.plate-icon span{content:"";width:24px;height:24px;border-radius:50%;background:var(--color-primary-light);box-shadow:0 0 0 3px #1d5ed661}.plate-icon:before{position:absolute;left:20px;bottom:16px}.plate-icon:after{position:absolute;top:15px;right:24px;width:17px;height:17px}.plate-icon span{background:var(--color-primary)}.control-panel{display:grid;grid-template-columns:minmax(180px,auto) 1fr auto;align-items:center;gap:var(--space-5);margin-top:var(--space-4);padding:var(--space-4) var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-large);background:var(--color-surface);box-shadow:var(--shadow-soft)}.reading{display:flex;align-items:baseline;justify-content:center;gap:var(--space-3);text-align:center}.reading-value{position:relative;top:3px;color:var(--color-primary-dark);font-family:var(--font-brand);font-size:48px;font-variant-numeric:tabular-nums;font-weight:700;line-height:1}.reading-label{position:relative;top:-3px;max-width:78px;line-height:1.35}.status-block{min-width:0;padding-left:var(--space-5);border-left:1px solid var(--color-border)}.status-label{display:block;margin-bottom:var(--space-1);font-size:12px}.status{overflow:hidden;margin-bottom:0;color:var(--color-text);font-size:15px;font-weight:500;text-overflow:ellipsis;white-space:nowrap}button{min-width:190px;min-height:50px;padding:var(--space-3) var(--space-5);border:1px solid var(--color-primary);border-radius:var(--radius-medium);background:var(--color-primary);color:#fff;font-weight:600;cursor:pointer;transition:background-color .16s ease,border-color .16s ease,transform .16s ease}button:hover{border-color:var(--color-primary-dark);background:var(--color-primary-dark)}button:active{transform:translateY(1px)}button:focus-visible{outline:3px solid rgba(29,94,214,.28);outline-offset:3px}button.secondary{border-color:var(--color-border);background:var(--color-surface);color:var(--color-text)}button.secondary:hover{border-color:var(--color-primary-light);background:var(--color-primary-light);color:var(--color-primary-dark)}@media(max-width:720px){main{padding:var(--space-4);padding-bottom:max(var(--space-4),env(safe-area-inset-bottom))}.app-header{margin-bottom:var(--space-5)}.brand img{width:54px;height:54px;border-radius:15px}.header-note{display:none}.workspace{padding:var(--space-2)}.workspace-heading{align-items:start;padding:var(--space-3)}.workspace-help{display:none}.empty-state{min-height:340px}.empty-state{padding:var(--space-5)}.control-panel{grid-template-columns:auto 1fr;gap:var(--space-4);padding:var(--space-4)}.status-block{padding-left:var(--space-4)}button{grid-column:1 / -1;width:100%}}@media(max-width:430px){h1{font-size:27px}.eyebrow{font-size:12px}.empty-state{min-height:300px}.reading-value{font-size:44px}.status{white-space:normal}}@media(prefers-reduced-motion:reduce){button{transition:none}}