/* Classroom — friendly cobalt, sunshine yellow, and white space. */
body[data-theme="classroom"] { color-scheme:light; --bg:#f5f8fc; --surface:#e8f0fb; --ink:#12233d; --muted:#65748b; --accent:#2463d4; --bright:#f2bd2e; --accent-soft:rgba(36,99,212,.15); --mark:#f2bd2e; --chart-2:#22a77a; --chart-3:#e26d5a; background:#c9d5e7; font-family:"Studio Text",sans-serif; }
body[data-theme="classroom"] .ss-stage { background:#c9d5e7; }
body[data-theme="classroom"] .ss-slide { background:linear-gradient(145deg,#fff,var(--bg)); }
body[data-theme="classroom"] .ss-slide::after { width:27vw; height:27vw; right:-14vw; bottom:-14vw; border:1.4vw solid var(--bright); border-radius:50%; }
body[data-theme="classroom"] .ss-content h1 { font-weight:800; letter-spacing:-.07em; }
body[data-theme="classroom"] .ss-kicker { color:var(--accent); }