.project-tabs, .trace-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.project-tabs button, .trace-tabs button { background: transparent; border: 0; border-bottom: 3px solid transparent; border-radius: 0; color: var(--muted); padding: 12px 16px; cursor: pointer; }
.project-tabs button[aria-selected="true"], .trace-tabs button[aria-selected="true"] { border-color: var(--accent); color: var(--accent-strong); font-weight: 700; }
.trace-workspace { background: var(--panel); border-top: 1px solid var(--line); padding: 18px 0 0; min-width: 0; width: 100%; max-width: 1440px; margin: 0 auto; }
.trace-workspace [hidden] { display: none !important; }
#project-trace[hidden], #project-summary[hidden] { display: none !important; }
.trace-toolbar, .trace-filters, .trace-tools, .trace-zoom, .trace-pagination { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.trace-workspace label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; min-width: 0; }
.trace-workspace select, .trace-workspace input[type="search"] { min-height: 38px; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: #fff; color: var(--text); width: 100%; min-width: 0; }
.trace-project { width: min(380px, 100%); }
.trace-toolbar { align-items: flex-end; padding: 0 16px; }
.trace-toolbar .small-muted { margin-bottom: 10px; font-size: 12px; }
.trace-message { margin: 12px 16px; font-size: 14px; overflow-wrap: anywhere; }
.trace-message:empty { display: none; }
.trace-summary { display: grid; grid-template-columns: repeat(5, minmax(120px, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 16px; }
.trace-summary > div { padding: 14px 16px; border-right: 1px solid var(--line); }
.trace-summary > div:last-child { border-right: 0; }
.trace-summary span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.trace-summary strong { font-size: 20px; }
.trace-warning { padding: 10px 12px; border-left: 3px solid #b1741b; background: #fff7df; color: #67420a; }
.trace-filters { padding: 16px; border-bottom: 1px solid var(--line); align-items: end; }
.trace-filters > label:not(.trace-check) { flex: 1 1 155px; }
.trace-filters .trace-check { display: flex; flex: 0 1 220px; align-items: center; min-height: 38px; color: var(--text); }
.trace-check input { accent-color: var(--accent); width: 16px; height: 16px; flex: none; }
.trace-tools { padding: 8px 16px; justify-content: space-between; font-size: 13px; }
.trace-tabs { margin: 0; }
.trace-layout-switch { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.trace-layout-switch button { min-height: 34px; border: 0; border-right: 1px solid var(--line); border-radius: 0; padding: 7px 12px; background: #fff; color: var(--muted); }
.trace-layout-switch button:last-child { border-right: 0; }
.trace-layout-switch button[aria-pressed="true"] { background: #e8f4f2; color: var(--accent-strong); font-weight: 700; }
.trace-icon { width: 38px; height: 38px; min-width: 38px; display: inline-grid; place-items: center; padding: 8px !important; border-radius: 4px; }
.trace-icon svg { width: 18px; height: 18px; }
.trace-icon.is-active, .trace-icon[aria-pressed="true"] { color: #006fa6; background: #e1f4ff; box-shadow: inset 0 0 0 1px #78bde3; }
.trace-zoom { gap: 4px; }
.trace-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 8px 16px 16px; font-size: 12px; border-bottom: 1px solid var(--line); }
.trace-legend span { display: inline-flex; align-items: center; gap: 6px; overflow-wrap: anywhere; }
.trace-legend i { width: 10px; height: 10px; border-radius: 2px; flex: none; }
.trace-body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, 300px); min-width: 0; }
.trace-primary { min-width: 0; }
.trace-download { display: block; padding: 12px 16px; color: var(--accent-strong); overflow-wrap: anywhere; }
#trace-canvas { width: 100%; height: clamp(520px, 68vh, 780px); position: relative; overflow: hidden; background: #f8fafb; }
.trace-layouting #trace-canvas::before { content: ""; position: absolute; z-index: 5; inset: 0; background: rgba(248, 250, 251, 0.78); }
.trace-layouting #trace-canvas::after { content: "Calcolo dei percorsi..."; position: absolute; z-index: 6; left: 50%; top: 50%; transform: translate(-50%, -50%); padding-left: 28px; color: var(--accent-strong); font-size: 13px; font-weight: 700; background: radial-gradient(circle at 8px 50%, transparent 5px, var(--accent) 6px 8px, transparent 9px); }
.trace-layouting .trace-zoom button:disabled { opacity: 0.45; cursor: progress; }
#trace-detail { border-left: 1px solid var(--line); padding: 18px; max-height: 560px; overflow: auto; overflow-wrap: anywhere; }
#trace-detail h3 { font-size: 16px; line-height: 1.45; margin: 12px 0; }
#trace-detail h4 { font-size: 13px; margin: 22px 0 10px; }
#trace-detail .badge { white-space: normal; }
.trace-node-status { font-size: 12px; color: var(--accent-strong); }
.trace-description { font-size: 13px; line-height: 1.55; white-space: pre-wrap; }
.trace-coverage-components { list-style: none; padding: 0; margin: 12px 0; font-size: 13px; }
.trace-coverage-components li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-top: 1px solid var(--line); }
.trace-edge-metrics li { display: grid; grid-template-columns: minmax(80px, 1fr) minmax(70px, 1.3fr) auto; align-items: center; }
.trace-metric { height: 7px; overflow: hidden; background: #e4e9ec; border-radius: 2px; }
.trace-metric i { display: block; height: 100%; background: #3473af; }
.trace-link-state { margin: 12px 0; font-size: 12px; }
.trace-link-state div { display: grid; grid-template-columns: minmax(110px, 1fr) auto; gap: 10px; padding: 7px 0; border-top: 1px solid var(--line); }
.trace-link-state dt { color: var(--muted); }
.trace-link-state dd { margin: 0; text-align: right; font-weight: 700; }
.trace-detail-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.trace-detail-actions > * { font-size: 12px; }
.trace-relations { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.trace-relations li { padding: 10px 0; border-top: 1px solid var(--line); }
.trace-relations small { display: block; margin-bottom: 4px; color: var(--muted); }
.trace-node-link { border: 0; padding: 0; background: none; color: var(--accent-strong); cursor: pointer; text-align: left; line-height: 1.5; overflow-wrap: anywhere; }
.trace-node-link:hover { text-decoration: underline; }
.trace-table-scroll { overflow: auto; max-height: 500px; }
.trace-table-scroll table { table-layout: fixed; width: 100%; border-collapse: collapse; }
.trace-table-scroll td, .trace-table-scroll th { white-space: normal; padding: 12px; overflow-wrap: anywhere; }
.trace-table-scroll th:first-child { width: 50%; }
.trace-pagination { justify-content: center; padding: 12px; font-size: 12px; }
.trace-workspace :focus-visible, .project-tabs :focus-visible { outline: 2px solid #3473af; outline-offset: 3px; }
.magicgrid-head { display: flex; justify-content: space-between; align-items: start; gap: 20px; padding: 20px 16px 12px; }
.magicgrid-head h2 { margin: 0 0 6px; font-size: 20px; }
.magicgrid-head p { margin: 0; color: var(--muted); font-size: 13px; }
.magicgrid-head > span { white-space: nowrap; color: var(--muted); font-size: 13px; }
.magicgrid-phases { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.magicgrid-phases button { min-width: 0; min-height: 72px; display: grid; align-content: center; gap: 5px; border: 0; border-right: 1px solid var(--line); border-radius: 0; background: #fff; color: var(--text); text-align: left; padding: 10px 14px; cursor: pointer; }
.magicgrid-phases button:last-child { border-right: 0; }
.magicgrid-phases button[aria-current="step"] { background: #e7f4f1; box-shadow: inset 0 -3px #168b78; }
.magicgrid-phases strong { color: #126c60; font-size: 15px; }
.magicgrid-phases span { overflow-wrap: anywhere; font-size: 12px; }
.magicgrid-stage { padding: 18px 16px; }
.magicgrid-stage h3 { margin: 0 0 16px; font-size: 17px; }
.magicgrid-cells { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.magicgrid-cell { min-width: 0; padding: 16px; background: #fff; }
.magicgrid-cell-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: 12px; }
.magicgrid-cell-head strong { font-size: 16px; color: #126c60; }
.magicgrid-cell-head span { color: var(--muted); }
.magicgrid-cell h4 { margin: 8px 0; font-size: 15px; }
.magicgrid-cell ul { margin: 8px 0; padding-left: 18px; max-height: 160px; overflow: auto; font-size: 12px; line-height: 1.7; }
.magicgrid-cell a { overflow-wrap: anywhere; }
.magicgrid-cell p { font-size: 12px; line-height: 1.5; }
.magicgrid-state { color: #795200; font-weight: 700; }
.magicgrid-note { margin: 18px 0 0; padding: 12px; border-left: 3px solid #b1741b; background: #fff7df; font-size: 12px; line-height: 1.5; }
.magicgrid-navigation { display: flex; justify-content: space-between; padding: 0 16px 20px; }
.magicgrid-recommendation { margin: 0 16px 18px; padding: 14px 16px; border-left: 3px solid #168b78; background: #eaf5f1; }
.magicgrid-recommendation strong { display: block; font-size: 14px; }
.magicgrid-recommendation p { margin: 7px 0; font-size: 13px; line-height: 1.5; }
.magicgrid-recommendation span { color: var(--muted); font-size: 12px; }
.magicgrid-step-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); border: 1px solid var(--line); background: var(--line); gap: 1px; }
.magicgrid-step-list button { min-width: 0; display: grid; align-content: start; gap: 5px; padding: 12px; border: 0; border-radius: 0; background: #fff; color: var(--text); text-align: left; cursor: pointer; }
.magicgrid-step-list button[aria-pressed="true"] { background: #eaf5f1; box-shadow: inset 0 -3px #168b78; }
.magicgrid-step-list strong { color: #126c60; }
.magicgrid-step-list span { font-size: 13px; font-weight: 600; }
.magicgrid-step-list small { color: var(--muted); line-height: 1.4; }
.magicgrid-work { padding: 18px 0 0; }
.magicgrid-work-head { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.magicgrid-work-head h4 { margin: 3px 0 0; font-size: 16px; }
.magicgrid-step-id { color: #126c60; font-size: 12px; font-weight: 700; }
.magicgrid-gate { flex: none; padding: 5px 8px; color: #754500; background: #fff3db; border: 1px solid #ead5aa; font-size: 12px; }
.magicgrid-goal { margin: 12px 0 16px; font-size: 14px; }
.magicgrid-brief { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 0 0 16px; }
.magicgrid-brief div { min-width: 0; border-top: 1px solid var(--line); padding-top: 10px; }
.magicgrid-brief dt { color: var(--muted); font-size: 12px; }
.magicgrid-brief dd { margin: 4px 0 0; font-size: 13px; line-height: 1.5; }
.magicgrid-work h5 { margin: 22px 0 8px; font-size: 13px; }
.magicgrid-checks, .magicgrid-links { margin: 0; padding-left: 20px; font-size: 13px; line-height: 1.7; }
.magicgrid-checks li { padding: 3px 0; }
.magicgrid-check-status { display: inline-block; min-width: 90px; margin-right: 8px; font-size: 11px; font-weight: 700; }
.magicgrid-check-confirmed { color: #126c60; }
.magicgrid-check-missing { color: #8a4d00; }
.magicgrid-check-unverified { color: #626b72; }
.magicgrid-evidence { margin: 0 0 8px; font-size: 13px; }
.magicgrid-links { max-height: 160px; overflow: auto; }
.magicgrid-links a { overflow-wrap: anywhere; }
@media (max-width: 700px) { .magicgrid-phases { grid-template-columns: repeat(5, minmax(0, 1fr)); } .magicgrid-phases button { padding: 8px; } .magicgrid-phases span { font-size: 10px; } .magicgrid-cells { grid-template-columns: minmax(0, 1fr); } .magicgrid-brief { grid-template-columns: minmax(0, 1fr); gap: 10px; } .magicgrid-work-head { flex-wrap: wrap; } .magicgrid-navigation { gap: 12px; } }
@media (max-width: 1100px) { .trace-body { grid-template-columns: minmax(0, 1fr); } #trace-detail { border-left: 0; border-top: 1px solid var(--line); max-height: 400px; } }
@media (max-width: 600px) { .trace-toolbar, .trace-filters, .trace-tools { padding-left: 10px; padding-right: 10px; } .trace-project { flex: 1 1 200px; } .trace-filters > label:not(.trace-check) { flex-basis: 100%; } .trace-toolbar .small-muted { flex-basis: 100%; } }
@media (max-width: 600px) { #trace-canvas { height: 62vh; min-height: 430px; } }
@media (max-width: 760px) { .trace-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); } .trace-summary > div { border-bottom: 1px solid var(--line); } }
@media (max-width: 760px) {
  body:has(.trace-workspace) .sidebar { position: static; max-height: none; padding-top: 18px; }
  body:has(.trace-workspace) #userBox { position: static; width: 100%; }
  body:has(.trace-workspace) #mainNav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body:has(.trace-workspace) #mainNav button { min-width: 0; overflow-wrap: anywhere; }
}