:root { --app-sidebar-width: 250px; --app-header-height: 72px; }
[data-app-sidebar=mini] { --app-sidebar-width: 80px; }
body { font-family: 'Segoe UI', Arial, sans-serif; }
.project-name, .project-info dd { overflow-wrap: anywhere; }
.project-thumb { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.project-card-cover { width: 100%; height: 180px; object-fit: cover; border-radius: 10px; }
.project-table .project-name { min-width: 120px; max-width: 300px; }
.project-tabs .nav-link { display: flex; align-items: center; min-height: 44px; }
.project-tabs { flex-wrap: wrap; }
.project-description { white-space: pre-wrap; overflow-wrap: anywhere; }
.project-form { max-width: 1000px; }
.project-info dd { margin-bottom: 16px; }
.project-workspace .card { height: auto; }
.auth-card { width: 100%; max-width: 450px; }
.form-card { max-width: 800px; }
.role-choice { display: flex; gap: 12px; align-items: center; min-height: 52px; padding: 8px; cursor: pointer; }
.role-choice input { width: 20px; height: 20px; flex-shrink: 0; }
.remember-choice { min-height: 44px; display: flex; align-items: center; gap: 10px; }
.remember-choice .form-check-input { margin-top: 0; }
.form-control, .form-select { min-height: 44px; }
.btn-close { min-width: 44px; min-height: 44px; }
.account-wrap { overflow-wrap: anywhere; }
.user-display-name { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
button, .btn, .menu-link, .dropdown-item { min-height: 44px; }
.app-header { z-index: 20; }
.app-header-inner { width: 100%; padding: 0 24px; justify-content: space-between; gap: 12px; }
.header-title { font-weight: 600; }
.app-toggler { width: 44px; min-width: 44px; padding: 0; display: grid; place-items: center; font-size: 21px; }
.app-menubar { z-index: 30; overflow-y: auto; background: var(--bs-body-bg); }
.app-navbar-brand { padding: 16px; gap: 12px; }
.brand-symbol { background: var(--bs-primary); color: white; border-radius: 12px; width: 44px; min-width: 44px; height: 44px; display: grid; place-items: center; font-weight: 700; }
.brand-text { color: var(--bs-heading-color); white-space: nowrap; }
.brand-text strong { display: block; font-size: 20px; letter-spacing: 1px; }
.brand-text small { display: block; font-size: 10px; }
.app-menubar .menu-link { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 8px; color: var(--bs-body-color); text-decoration: none; }
.app-menubar .menu-link i { font-size: 22px; flex-shrink: 0; }
.app-menubar .app-navbar .menubar .menu-link { display: flex; gap: 12px; }
.app-menubar .app-navbar { height: auto; }
.breadcrumb-item + .breadcrumb-item::before { content: '/'; font-family: inherit; }
.app-menubar .menu-link.active, .app-menubar .menu-link:hover { color: var(--bs-primary); background: var(--bs-primary-bg-subtle); }
.sidebar-note { margin: 32px 24px; border-top: 1px solid var(--bs-border-color); padding-top: 20px; }
.app-wrapper { padding: 24px; min-width: 0; min-height: calc(100vh - 144px); }
.footer-wrapper { margin-left: var(--app-sidebar-width); padding: 20px 24px; border-top: 1px solid var(--bs-border-color); }
.card { border-radius: 12px; }
.card-header { padding: 20px; }
.card-body { padding: 20px; }
.metric-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; font-size: 23px; }
.progress { height: 7px; }
.progress-cell { min-width: 150px; }
.table td { padding-top: 20px; padding-bottom: 20px; }
.activity-item { position: relative; padding: 0 0 24px 22px; border-left: 1px solid var(--bs-border-color); margin-left: 4px; }
.activity-item:last-child { padding-bottom: 0; }
.activity-dot { position: absolute; left: -5px; top: 4px; width: 9px; height: 9px; border-radius: 50%; background: var(--bs-primary); }
[id] { scroll-margin-top: 96px; }
.user-menu { padding: 0 8px; }
.user-menu .avatar { width: 36px; height: 36px; min-width: 36px; font-size: 12px; }
.sidebar-backdrop { position: fixed; inset: 0; background: #10182880; border: 0; z-index: 25; }
.sidebar-backdrop[hidden] { display: none; }
.skip-link { position: fixed; top: -100px; left: 10px; z-index: 100; background: white; padding: 12px; }
.skip-link:focus { top: 10px; }
:focus-visible { outline: 3px solid #5955d1; outline-offset: 3px; }
[data-app-sidebar=mini] .app-menubar .menu-link { justify-content: center; }
[data-app-sidebar=mini] .app-navbar-brand { padding: 16px 18px; }
@media (max-width: 1199.98px) {
  .app-wrapper, .footer-wrapper { margin-left: 0; }
  .app-menubar { width: 250px; left: -260px; }
  .app-menubar.open { left: 0; }
  body.sidebar-open { overflow: hidden; }
}
@media (max-width: 575.98px) {
  .app-wrapper { padding: 16px; }
  .app-header-inner { padding: 0 12px; }
  .header-title { font-size: 14px; }
  .demo-label { font-size: 10px; }
  .card-body, .card-header { padding: 16px; }
  .footer-wrapper { padding: 16px; font-size: 12px; }
  .alert { padding: 14px; font-size: 13px; }
  .user-menu { padding: 0 4px; }
  .user-menu > i { display: none; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: 0s !important; scroll-behavior: auto !important; } }
/* Drawing viewport: independent from page layout; PDF units stay in PDF.js viewport. */
.drawing-viewer { overflow: hidden; min-width: 0; }
.drawing-toolbar { border-bottom: 1px solid var(--bs-border-color); }
.pdf-page-input { width: 76px; }
.pdf-viewport { height: clamp(360px, 65dvh, 900px); overflow: auto; background: #e5e7eb; touch-action: none; cursor: grab; overscroll-behavior: contain; }
.pdf-viewport.panning { cursor: grabbing; }
.pdf-surface { width: max-content; min-width: 100%; min-height: 100%; padding: 16px; display: flex; justify-content: center; align-items: flex-start; box-sizing: border-box; }
#pdfCanvas { display: block; flex: none; background: white; box-shadow: 0 2px 10px #0002; max-width: none; }
@media (max-width: 575.98px) { .drawing-toolbar .btn { flex-grow: 1; } .pdf-viewport { height: 60dvh; min-height: 360px; } }
.pdf-page{position:relative;flex:none}.pin-layer{position:absolute;inset:0;pointer-events:none}.drawing-pin{position:absolute;width:44px;height:52px;transform:translate(-50%,-100%);border:0;padding:0;background:transparent;color:#5955d1;pointer-events:auto;touch-action:manipulation;cursor:pointer}.drawing-pin svg{width:100%;height:100%}.drawing-pin:focus-visible{outline:3px solid #111;border-radius:12px}.pin-placement .pdf-viewport{cursor:crosshair}.pin-dialog{width:min(480px,calc(100% - 24px));max-height:85dvh;overflow:auto;border:0;border-radius:16px;padding:24px;box-shadow:0 12px 60px #0003}.pin-dialog::backdrop{background:#0005}.pin-list-item{max-width:100%;overflow-wrap:anywhere;min-height:44px}.pin-dialog .btn{min-height:44px}#pinHint{overflow-wrap:anywhere}#pinListPanel{max-height:220px;overflow:auto}@media(max-width:575.98px){.pin-dialog{position:fixed;top:auto;bottom:0;margin:0;width:100%;max-width:100%;max-height:85dvh;border-radius:20px 20px 0 0;padding:20px}}