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48px));padding:14px 16px;border-radius:8px;color:#fff;background:#0f172a;box-shadow:0 10px 30px #0f172a38}.loading-mask{position:fixed;right:24px;bottom:82px;z-index:900;display:inline-flex;align-items:center;gap:10px;min-height:44px;max-width:min(420px,calc(100vw - 48px));padding:12px 14px;border:1px solid #bfdbfe;border-radius:8px;color:#1e3a8a;background:#eff6ff;box-shadow:0 10px 24px #2563eb1f;font-weight:700}.spinner{width:18px;height:18px;border:3px solid #bfdbfe;border-top-color:#2563eb;border-radius:999px;animation:spin .8s linear infinite}@keyframes loading-slide{0%{transform:translate(0)}to{transform:translate(350%)}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.app-shell{padding:16px}.topbar,.section-title{align-items:flex-start;flex-direction:column}.api-status{text-align:left;word-break:break-all}.work-grid,.content-grid,.control-row{grid-template-columns:1fr}.loading-mask{right:16px;bottom:76px}}