/* 学生工作台只呈现当前需要完成的动作；后台教学机制不直接暴露。 */
.studio-head .map-status,.history,.hint{display:none!important}
.topbar nav button[data-action="teacher"]{display:none}
.studio-head{padding-bottom:12px}
.studio-grid aside{display:flex;flex-direction:column;gap:12px}
.gate{background:linear-gradient(135deg,#fff3c8,#f0edff);color:var(--ink);border:1px solid #eee3cf;box-shadow:0 6px 18px #6d638512}
.gate .ring{background:conic-gradient(#45d5ae var(--p),#e7e1ef 0)}
.gate .ring:after{background:#fffdf9}.gate div:last-child small{color:#8d849a}.gate div:last-child b{font-size:12px;line-height:1.5}
.aside-title{margin-top:2px}.aside-title h3{font-size:15px}.aside-title button{background:linear-gradient(135deg,#8171e9,#9d75e8);color:#fff;border-radius:8px;padding:8px 11px}
.evidence-list{order:3}.gate{order:1}.aside-title{order:2}
@media(max-width:900px){.studio-grid aside{margin-top:4px}.gate{max-width:none}}