.course-wall{height:calc(100svh - var(--ga-topbar-h));cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background-image:radial-gradient(var(--ga-divider) 1px, transparent 1.4px);background-size:26px 26px;min-height:560px;position:relative;overflow:hidden}.course-wall-dragging{cursor:grabbing}.course-wall-canvas{will-change:transform;position:absolute;top:0;left:0}.course-wall-card{background:var(--ga-surface);border:1px solid var(--ga-border);border-radius:var(--ga-r-lg);width:226px;min-height:118px;box-shadow:var(--ga-shadow-md);transition:box-shadow var(--ga-dur-base) var(--ga-ease-out), opacity var(--ga-dur-base) var(--ga-ease-out);flex-direction:column;gap:7px;padding:14px;display:flex;position:absolute}.course-wall-card:hover{box-shadow:var(--ga-shadow-lg)}.course-wall-card-dim{opacity:.25}.course-wall-card-kind{font-family:var(--ga-font-mono);letter-spacing:.07em;text-transform:uppercase;color:#fafafa;text-shadow:0 1px 1px #00000040;border-radius:4px;align-self:flex-start;padding:2px 7px;font-size:9px;font-weight:500}.course-wall-card-title{letter-spacing:-.01em;color:var(--ga-fg1);font-size:14.5px;font-weight:600;line-height:1.3}.course-wall-card-meta{color:var(--ga-fg3);margin-top:auto;font-size:11.5px}.course-wall-launcher{z-index:20;border:1px solid var(--ga-border-strong);background:color-mix(in srgb, var(--ga-surface) 78%, transparent);-webkit-backdrop-filter:blur(22px)saturate(180%);width:min(760px,100% - 32px);box-shadow:var(--ga-shadow-lg);border-radius:22px;flex-direction:column;gap:8px;padding:14px;display:flex;position:absolute;bottom:22px;left:50%;transform:translate(-50%)}.course-wall-launcher-bar{border:1px solid var(--ga-divider);background:var(--ga-surface);height:54px;box-shadow:var(--ga-shadow-sm);border-radius:14px;align-items:center;gap:10px;padding:0 8px 0 16px;display:flex}.course-wall-launcher-logo{flex-shrink:0}.course-wall-launcher-input{min-width:0;font-family:var(--ga-font-mono);color:var(--ga-fg1);background:0 0;border:0;outline:0;flex:1;font-size:14px}.course-wall-launcher-input::placeholder{color:var(--ga-fg3)}.course-wall-launcher-sub{justify-content:space-between;align-items:center;gap:12px;padding:0 6px;display:flex}.course-wall-launcher-cta{color:var(--ga-fg1);align-items:center;gap:5px;font-size:12.5px;font-weight:600;text-decoration:none;display:inline-flex}.course-wall-launcher-cta:hover{text-decoration:underline}.course-wall-card-selected{outline:2px solid var(--course-accent,var(--ga-cat-blue));outline-offset:2px;z-index:5}.course-wall-card{cursor:pointer}.course-wall-resource{max-width:460px}.course-wall-resource-title{letter-spacing:-.02em;color:var(--ga-fg1);margin:2px 0 0;font-size:21px;font-weight:600;line-height:1.2}.course-wall-resource-meta{font-family:var(--ga-font-mono);text-transform:uppercase;letter-spacing:.06em;margin:4px 0 0;font-size:11px;font-weight:500}.course-wall-resource-why{color:var(--ga-fg2);margin:12px 0 0;font-size:14px;line-height:1.6}.course-wall-resource-actions{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.course-wall-sheet-wrap{z-index:30;max-height:100%;position:absolute;inset:0}.course-wall-sheet-scrim{animation:fade-in .15s var(--ga-ease-out);background:#00000052;position:absolute;inset:0}.course-wall-sheet{background:var(--ga-surface);border:1px solid var(--ga-border-strong);width:min(760px,100% - 32px);max-height:min(70svh,560px);box-shadow:var(--ga-shadow-lg);animation:sheet-slide-in-up .24s var(--ga-ease-out);border-radius:22px;padding:18px 20px;position:absolute;bottom:22px;left:50%;overflow-y:auto;transform:translate(-50%)}@keyframes sheet-slide-in-up{0%{opacity:0;transform:translate(-50%,24px)}to{opacity:1;transform:translate(-50%)}}.course-wall-sheet-head{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.course-wall-module-list{margin:0;padding:0;list-style:none}.course-wall-module-list li{border-bottom:1px solid var(--ga-divider);align-items:baseline;gap:14px;padding:11px 4px;display:flex}.course-wall-module-num{font-family:var(--ga-font-mono);color:var(--ga-fg3);flex-shrink:0;width:22px;font-size:11px}.course-wall-module-label{color:var(--ga-fg1);font-size:14.5px;font-weight:500}.course-wall-module-count{font-family:var(--ga-font-mono);color:var(--ga-fg3);flex-shrink:0;margin-left:auto;font-size:10.5px}.course-wall-sheet-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-top:16px;padding:4px;display:flex}@media (max-width:700px){.course-wall-launcher-bar{height:48px}.course-wall-launcher .ga-btn{font-size:12.5px}}