:root{--studio-bg:oklch(.978 .008 155);--studio-surface:oklch(.998 .002 155);--studio-ink:oklch(.27 .04 155);--studio-muted:oklch(.48 .024 155);--studio-line:oklch(.85 .02 155);--studio-green:oklch(.42 .07 155);--studio-soft:oklch(.93 .025 155);--studio-leaf:oklch(.84 .075 140);--studio-blue:oklch(.46 .08 235);--studio-blue-soft:oklch(.95 .018 235);--studio-red:oklch(.46 .13 30);--studio-red-dark:oklch(.35 .1 30);--studio-error-bg:oklch(.96 .022 30);--studio-gold:oklch(.87 .082 90);--studio-shadow:oklch(.69 .035 145);--studio-paper:oklch(.988 .012 94);--studio-display:var(--font-inter),var(--font-japanese),sans-serif;--background:var(--studio-bg);--foreground:var(--studio-ink);--card:var(--studio-surface);--card-foreground:var(--studio-ink);--primary:var(--studio-red);--secondary:var(--studio-soft);--secondary-foreground:var(--studio-ink);--muted:var(--studio-soft);--muted-foreground:var(--studio-muted);--border:var(--studio-line)}.studio-shell{min-height:100svh;color:var(--studio-ink);background:var(--studio-bg);font-family:var(--studio-display)}.studio-shell :is(button,a,input,select,textarea):focus-visible{outline:3px solid var(--studio-blue);outline-offset:4px}.studio-shell :is(button,a){-webkit-tap-highlight-color:transparent}.studio-shell a,.studio-shell button:not(:disabled){cursor:pointer}.studio-shell button:disabled{opacity:.5;cursor:not-allowed}.studio-header{min-height:90px;justify-content:space-between;gap:20px;padding:18px max(24px,calc((100vw - 1280px)/2));background:var(--studio-surface);border-bottom:1px solid 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