/* 18—25：铺满实验台，复用基础模块的色彩、触控尺寸和测量镜。 */
.app-shell:has(.is-power-lab){width:min(1600px,100%)}
.is-power-lab .experiment-layout{grid-template-columns:minmax(0,1fr) 250px;gap:16px;align-items:start}
.is-power-lab .operation-panel{padding:16px;min-width:0}
.is-power-lab .experiment-canvas{display:block;min-height:0;background:#f5f9fe}
.is-power-lab .experiment-canvas>.pl-workspace{display:block;width:100%;min-width:0;justify-self:stretch;align-self:stretch}
.is-power-lab .information-column,.is-power-lab .data-grid{display:block}
.is-power-lab .explanation-panel,.is-power-lab .feedback-panel{display:none}
.pl-workspace{background:linear-gradient(150deg,#fbfdff,#edf5fd)}
.pl-board{display:block;width:100%;height:auto;min-height:420px;max-height:none;user-select:none;touch-action:pan-y}
.pl-board [data-pl-action]{cursor:pointer}.pl-board [data-pl-drag]{touch-action:none;cursor:grab}
.pl-board .fl-label{font-size:17px}.pl-board .fl-label.tiny{font-size:14px}
.pl-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 18px}
.pl-controls>.fl-actions,.pl-controls>.fl-hint,.pl-controls>.pl-wide{grid-column:1/-1}
.pl-range{padding:12px;background:#f7fafd;border:1px solid #e3edf7;border-radius:12px;color:#526f8b;font-size:14px}
.pl-range>span{display:block;font-weight:700;margin-bottom:7px}.pl-range input[type=range]{width:100%;accent-color:#287fc4;min-height:28px}.pl-range output{float:right;color:#24649f}
.pl-range input[type=number]{width:100%;min-height:46px;padding:8px 12px;border:1px solid #b9cee1;border-radius:8px;font-size:19px;color:#24649f;background:white}
.pl-formula{padding:14px;background:#eaf3ff;border-radius:12px;font-size:19px;font-weight:800;color:#286da9;line-height:1.6}
.pl-content{padding:22px}.pl-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0}
.pl-summary>div{background:white;border:1px solid #dde9f4;border-radius:14px;padding:18px;color:#66809a;font-size:14px}.pl-summary strong{display:block;color:#24649f;font-size:25px}
.pl-meter{max-width:580px;margin:10px auto;padding:28px;border:2px solid #a6bdd2;border-radius:25px;background:linear-gradient(135deg,#fff,#e4eef8);box-shadow:0 12px 26px #385f7e18;text-align:center}
.pl-meter h4{margin:0;color:#375f82;font-size:22px}.pl-meter small{display:block;color:#8093a8;margin:8px}.pl-meter output{display:block;padding:16px;margin:16px 0;background:#263e51;border:6px solid #e2eaf0;border-radius:12px;color:#cdf0c3;font:clamp(28px,4vw,46px) monospace;letter-spacing:.06em;overflow-wrap:anywhere}
.pl-device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.pl-device{padding:16px;border:1px solid #d4e3f1;background:white;border-radius:14px;color:#56738e;text-align:left}.pl-device.active{background:#edf7ff;border-color:#5fa5d8}.pl-device .action-button{width:100%;font-size:14px;padding:10px 6px}.pl-device p{margin:10px 0 0;font-size:13px}.pl-device input{width:100%;accent-color:#2c83d1;min-height:28px}.pl-bar{height:9px;background:#e4edf5;border-radius:8px;margin-top:12px;overflow:hidden}.pl-bar i{display:block;height:100%;background:#4298cf;border-radius:8px}
.pl-records{padding:16px;background:#fff;border-top:1px solid #e1ebf4;overflow-x:auto}.pl-notice{margin:14px 0 0;padding:12px;border-radius:10px;background:#eaf4ff;color:#4a7396;line-height:1.7;font-size:14px}.pl-notice.danger{background:#fff0ed;color:#bc4e40}
.pl-heat-chart{max-width:480px;margin:0 auto 16px}.pl-heat-chart .data-chart{width:100%;height:auto}
.is-power-lab .stage2-workspace{display:block;width:100%;padding:0}.is-power-lab .stage3-visual-card{width:100%;min-height:400px;border:none;border-radius:0;background:transparent;padding:24px}.is-power-lab .training-card p{font-size:23px;line-height:1.8}.is-power-lab .training-choices{gap:14px}.is-power-lab .training-choices button{min-height:62px;font-size:17px;text-align:left}.is-power-lab .training-result{font-size:17px;line-height:1.8}
@media(max-width:1280px){.is-power-lab .experiment-layout{grid-template-columns:1fr}.is-power-lab .fl-readings{grid-template-columns:repeat(3,minmax(0,1fr))}.is-power-lab .fl-status,.is-power-lab .fl-conclusion,.is-power-lab .fl-model,.pl-formula{grid-column:1/-1}}
@media(max-width:760px){.is-power-lab .operation-panel{padding:10px}.pl-board{min-height:0}.pl-content{padding:12px}.pl-device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pl-summary{grid-template-columns:1fr}.pl-controls{grid-template-columns:1fr}.is-power-lab .fl-readings{grid-template-columns:repeat(2,minmax(0,1fr))}}