/* ==========================================================
   NEL BPM · PoC simplificado (Bandeja del operador + Seguimiento)
   Carga después de color-system.css · tokens.css · bpm-shell.css
   ========================================================== */

.pb-page { padding: 28px 32px 48px; max-width: 1360px; }
.pb-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 20px; }
.pb-head h1 { font-size: 24px; letter-spacing: -0.01em; margin: 0 0 4px; }
.pb-head p { margin: 0; color: var(--nel-fg-muted); font-size: 14px; max-width: 640px; }
.pb-owner { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--nel-fg-secondary); white-space: nowrap; }
.pb-owner .av { width: 28px; height: 28px; border-radius: 999px; background: linear-gradient(135deg, var(--nel-brand-800), var(--nel-brand-600)); color: #fff; font-size: 10.5px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.pb-owner b { color: var(--nel-brand-ink); font-weight: 600; }

/* ---------- table ---------- */
.pb-card { background: var(--nel-surface); border: 1px solid var(--nel-line); border-radius: var(--nel-r-md); overflow: hidden; box-shadow: var(--nel-shadow-1); }
.pb-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--nel-line); }
.pb-card-head h2 { font-size: 15px; margin: 0; display: flex; align-items: center; gap: 8px; }
.pb-card-head .count { background: var(--nel-brand-100); color: var(--nel-brand-800); font-size: 12px; font-weight: 700; padding: 1px 9px; border-radius: 999px; }
.pb-card-head .meta { font-size: 12.5px; }

.pb-table { width: 100%; border-collapse: collapse; font-size: 13.5px; table-layout: fixed; }
.pb-table th { text-align: left; padding: 11px 16px; background: var(--nel-canvas); border-bottom: 1px solid var(--nel-line); color: var(--nel-fg-muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: var(--nel-track-caps); white-space: nowrap; }
.pb-table td { padding: 14px 16px; border-bottom: 1px solid var(--nel-line); vertical-align: middle; color: var(--nel-fg-secondary); }
.pb-table tbody tr:last-child td { border-bottom: none; }
.pb-table tbody tr { cursor: pointer; transition: background var(--nel-t-fast) var(--nel-ease-out); }
.pb-table tbody tr:hover { background: var(--nel-brand-50); }
.pb-table tbody tr.is-open { background: var(--nel-brand-100); }
.pb-table tbody tr.is-open td:first-child { box-shadow: inset 3px 0 0 var(--nel-brand-800); }
.pb-num { font-family: var(--nel-font-mono); font-size: 12.5px; color: var(--nel-brand-800); font-weight: 500; white-space: nowrap; }
.pb-sub { font-size: 12px; color: var(--nel-fg-muted); margin-top: 2px; }
.pb-emp { color: var(--nel-brand-ink); font-weight: 600; }
.pb-tram { color: var(--nel-fg-secondary); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pb-stage { display: inline-flex; align-items: center; gap: 8px; color: var(--nel-brand-ink); font-weight: 600; }
.pb-stage .pip { width: 8px; height: 8px; border-radius: 999px; background: var(--nel-brand-800); box-shadow: 0 0 0 3px var(--nel-brand-100); flex-shrink: 0; }
.pb-stage.is-subsanacion .pip { background: var(--nel-warning-600); box-shadow: 0 0 0 3px var(--nel-warning-100); }
.pb-stage.is-rechazada .pip { background: var(--nel-danger-600); box-shadow: 0 0 0 3px var(--nel-danger-100); }
.pb-stage.is-finalizada .pip { background: var(--nel-success-600); box-shadow: 0 0 0 3px var(--nel-success-100); }
.pb-date { font-family: var(--nel-font-mono); font-size: 12.5px; color: var(--nel-fg-secondary); white-space: nowrap; }
.pb-table .btn-sm { height: 32px; padding: 0 12px; }

.pb-mini-steps { display: flex; gap: 3px; margin-top: 7px; }
.pb-mini-steps i { flex: 1; height: 4px; border-radius: 999px; background: var(--nel-ink-150); }
.pb-mini-steps i.done { background: var(--nel-success-600); }
.pb-mini-steps i.current { background: var(--nel-brand-800); }
.pb-mini-steps i.subsanacion { background: var(--nel-warning-600); }
.pb-mini-steps i.rechazada { background: var(--nel-danger-600); }

.pb-empty { padding: 48px 24px; text-align: center; }
.pb-empty img { width: 132px; height: 132px; margin: 0 auto 12px; object-fit: contain; }
.pb-empty h3 { font-size: 16px; margin: 0 0 6px; }
.pb-empty p { color: var(--nel-fg-muted); font-size: 13.5px; margin: 0 auto; max-width: 420px; }

/* ---------- side panel ---------- */
.pb-scrim { position: fixed; inset: 0; background: rgba(15,23,42,.4); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 300; opacity: 0; pointer-events: none; transition: opacity var(--nel-t-slow) var(--nel-ease-out); }
.pb-scrim.open { opacity: 1; pointer-events: auto; }
.pb-panel { position: fixed; top: 0; right: 0; bottom: 0; width: min(780px, 62vw); background: var(--nel-canvas); z-index: 310; display: flex; flex-direction: column; box-shadow: var(--nel-shadow-3); transform: translateX(100%); transition: transform var(--nel-t-slow) var(--nel-ease-out); }
.pb-panel.open { transform: translateX(0); }

.pb-ph { background: var(--nel-surface); border-bottom: 1px solid var(--nel-line); padding: 20px 28px 18px; }
.pb-ph-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.pb-ph .eyebrow { font-size: 11px; font-weight: 700; letter-spacing: var(--nel-track-caps); text-transform: uppercase; color: var(--nel-fg-muted); }
.pb-ph h2 { font-size: 20px; margin: 4px 0 8px; letter-spacing: -0.01em; font-family: var(--nel-font-mono); font-weight: 600; color: var(--nel-brand-ink); }
.pb-ph .row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 13px; color: var(--nel-fg-secondary); }
.pb-ph .row .sep { color: var(--nel-line-strong); }

.pb-pbody { flex: 1; overflow-y: auto; padding: 20px 28px 28px; display: flex; flex-direction: column; gap: 16px; }
.pb-sec { background: var(--nel-surface); border: 1px solid var(--nel-line); border-radius: var(--nel-r-md); }
.pb-sec-h { padding: 14px 18px; border-bottom: 1px solid var(--nel-line); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.pb-sec-h h3 { font-size: 14px; margin: 0; display: flex; align-items: center; gap: 8px; }
.pb-sec-h h3 svg { color: var(--nel-brand-800); }
.pb-sec-h .meta { font-size: 12px; }
.pb-sec-b { padding: 16px 18px; }

.pb-dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px 20px; margin: 0; }
.pb-dl dt { font-size: 11px; font-weight: 700; color: var(--nel-fg-muted); text-transform: uppercase; letter-spacing: var(--nel-track-caps); margin-bottom: 3px; }
.pb-dl dd { margin: 0; color: var(--nel-brand-ink); font-weight: 600; font-size: 13.5px; line-height: 1.4; }
.pb-dl dd.mono { font-family: var(--nel-font-mono); font-weight: 500; font-size: 12.5px; }
.pb-dl .full { grid-column: 1 / -1; }

/* current node callout */
.pb-node { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; padding: 16px 18px; background: var(--nel-brand-50); border: 1px solid var(--nel-brand-200); border-radius: var(--nel-r-md); }
.pb-node.is-subsanacion { background: var(--nel-warning-100); border-color: rgba(178,93,11,.25); }
.pb-node.is-rechazada { background: var(--nel-danger-100); border-color: rgba(180,35,24,.25); }
.pb-node.is-finalizada { background: var(--nel-success-100); border-color: rgba(15,133,90,.25); }
.pb-node .k { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: var(--nel-track-caps); color: var(--nel-brand-800); }
.pb-node.is-subsanacion .k { color: var(--nel-warning-700); }
.pb-node.is-rechazada .k { color: var(--nel-danger-700); }
.pb-node.is-finalizada .k { color: var(--nel-success-700); }
.pb-node .t { font-size: 17px; font-weight: 700; color: var(--nel-brand-ink); margin: 2px 0 2px; }
.pb-node .d { font-size: 13px; color: var(--nel-fg-secondary); }
.pb-node .who { text-align: right; font-size: 12px; color: var(--nel-fg-muted); }
.pb-node .who b { display: block; color: var(--nel-brand-ink); font-size: 13px; }

/* horizontal stepper */
.pb-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; margin-top: 14px; }
.pb-step { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; padding-right: 8px; font-size: 11.5px; line-height: 1.3; color: var(--nel-fg-muted); }
.pb-step::after { content: ''; position: absolute; top: 9px; left: 22px; right: 0; height: 2px; background: var(--nel-ink-150); }
.pb-step:last-child::after { display: none; }
.pb-step.is-done::after { background: var(--nel-success-600); }
.pb-step .n { width: 20px; height: 20px; border-radius: 999px; border: 2px solid var(--nel-line-strong); background: var(--nel-surface); display: inline-flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 700; color: var(--nel-fg-muted); position: relative; z-index: 1; }
.pb-step.is-done .n { background: var(--nel-success-600); border-color: var(--nel-success-600); color: #fff; }
.pb-step.is-current .n { background: var(--nel-brand-800); border-color: var(--nel-brand-800); color: #fff; box-shadow: 0 0 0 4px var(--nel-brand-100); }
.pb-step.is-subsanacion .n { background: var(--nel-warning-600); border-color: var(--nel-warning-600); color: #fff; box-shadow: 0 0 0 4px var(--nel-warning-100); }
.pb-step.is-rechazada .n { background: var(--nel-danger-600); border-color: var(--nel-danger-600); color: #fff; box-shadow: 0 0 0 4px var(--nel-danger-100); }
.pb-step.is-current, .pb-step.is-subsanacion, .pb-step.is-rechazada { color: var(--nel-brand-ink); font-weight: 700; }
.pb-step.is-done { color: var(--nel-fg-secondary); }

/* form sections (read-only) */
.pb-form-sec { border-top: 1px solid var(--nel-line); }
.pb-form-sec:first-child { border-top: none; }
.pb-form-sec > button { width: 100%; display: flex; align-items: center; gap: 10px; padding: 13px 18px; background: transparent; border: none; text-align: left; font-size: 13.5px; font-weight: 600; color: var(--nel-brand-ink); cursor: pointer; }
.pb-form-sec > button:hover { background: var(--nel-canvas); }
.pb-form-sec > button .ref { font-family: var(--nel-font-mono); font-size: 11px; color: var(--nel-fg-muted); font-weight: 500; }
.pb-form-sec > button .cnt { margin-left: auto; font-size: 12px; color: var(--nel-fg-muted); font-weight: 500; }
.pb-form-sec > button svg.chev { color: var(--nel-fg-muted); transition: transform var(--nel-t-fast) var(--nel-ease-out); }
.pb-form-sec.open > button svg.chev { transform: rotate(90deg); }
.pb-form-grid { display: none; grid-template-columns: repeat(2, 1fr); gap: 12px 20px; padding: 4px 18px 16px 42px; }
.pb-form-sec.open .pb-form-grid { display: grid; }
.pb-form-grid .f .l { font-size: 12px; color: var(--nel-fg-muted); margin-bottom: 2px; }
.pb-form-grid .f .v { font-size: 13.5px; color: var(--nel-fg); font-weight: 500; overflow-wrap: anywhere; }
.pb-form-grid .f .v.mono { font-family: var(--nel-font-mono); font-size: 12.5px; }
.pb-form-grid .f .v.empty { color: var(--nel-fg-subtle); font-weight: 400; }
.pb-form-grid .f.full { grid-column: 1 / -1; }
.pb-form-grid .gt { grid-column: 1 / -1; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: var(--nel-track-caps); color: var(--nel-fg-muted); padding-top: 6px; }

/* docs */
.pb-doc { display: grid; grid-template-columns: 32px 1fr auto; gap: 12px; align-items: center; padding: 10px 18px; border-top: 1px solid var(--nel-line); }
.pb-doc:first-child { border-top: none; }
.pb-doc .ic { width: 32px; height: 32px; border-radius: 8px; background: var(--nel-brand-100); color: var(--nel-brand-800); display: inline-flex; align-items: center; justify-content: center; }
.pb-doc .n { font-size: 13.5px; font-weight: 600; color: var(--nel-brand-ink); }
.pb-doc .m { font-size: 12px; color: var(--nel-fg-muted); font-family: var(--nel-font-mono); }
.pb-doc .r { display: flex; align-items: center; gap: 4px; }

/* module refs */
.pb-mods { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pb-mod { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: var(--nel-surface); border: 1px solid var(--nel-line); border-radius: var(--nel-r-sm); text-decoration: none; transition: border-color var(--nel-t-fast) var(--nel-ease-out); }
.pb-mod:hover { border-color: var(--nel-brand-200); text-decoration: none; }
.pb-mod .ic { width: 32px; height: 32px; border-radius: 8px; background: var(--nel-surface-2); color: var(--nel-brand-800); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.pb-mod .k { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: var(--nel-track-caps); color: var(--nel-fg-muted); }
.pb-mod .v { font-size: 13px; font-weight: 600; color: var(--nel-brand-ink); line-height: 1.3; }

/* vertical timeline (seguimiento) */
.pb-tl { position: relative; padding: 4px 0 0 0; }
.pb-tl-item { position: relative; display: grid; grid-template-columns: 36px 1fr; gap: 14px; padding-bottom: 22px; }
.pb-tl-item:last-child { padding-bottom: 0; }
.pb-tl-item::before { content: ''; position: absolute; left: 13px; top: 30px; bottom: 2px; width: 2px; background: var(--nel-ink-150); }
.pb-tl-item:last-child::before { display: none; }
.pb-tl-item.is-done::before { background: var(--nel-success-600); }
.pb-tl-dot { width: 28px; height: 28px; border-radius: 999px; border: 2px solid var(--nel-line-strong); background: var(--nel-surface); display: inline-flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: var(--nel-fg-muted); position: relative; z-index: 1; }
.pb-tl-item.is-done .pb-tl-dot { background: var(--nel-success-600); border-color: var(--nel-success-600); color: #fff; }
.pb-tl-item.is-current .pb-tl-dot { background: var(--nel-brand-800); border-color: var(--nel-brand-800); color: #fff; box-shadow: 0 0 0 5px var(--nel-brand-100); }
.pb-tl-item.is-subsanacion .pb-tl-dot { background: var(--nel-warning-600); border-color: var(--nel-warning-600); color: #fff; box-shadow: 0 0 0 5px var(--nel-warning-100); }
.pb-tl-item.is-rechazada .pb-tl-dot { background: var(--nel-danger-600); border-color: var(--nel-danger-600); color: #fff; box-shadow: 0 0 0 5px var(--nel-danger-100); }
.pb-tl-card { padding: 2px 0 0; }
.pb-tl-item.is-current .pb-tl-card, .pb-tl-item.is-subsanacion .pb-tl-card, .pb-tl-item.is-rechazada .pb-tl-card { background: var(--nel-brand-50); border: 1px solid var(--nel-brand-200); border-radius: var(--nel-r-sm); padding: 12px 14px; margin-top: -8px; }
.pb-tl-item.is-subsanacion .pb-tl-card { background: var(--nel-warning-100); border-color: rgba(178,93,11,.25); }
.pb-tl-item.is-rechazada .pb-tl-card { background: var(--nel-danger-100); border-color: rgba(180,35,24,.25); }
.pb-tl-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.pb-tl-top h4 { font-size: 14.5px; margin: 0; }
.pb-tl-item.is-pending h4 { color: var(--nel-fg-muted); font-weight: 600; }
.pb-tl-state { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: var(--nel-track-caps); white-space: nowrap; }
.is-done .pb-tl-state { color: var(--nel-success-700); }
.is-current .pb-tl-state { color: var(--nel-brand-800); }
.is-pending .pb-tl-state { color: var(--nel-fg-subtle); }
.is-subsanacion .pb-tl-state { color: var(--nel-warning-700); }
.is-rechazada .pb-tl-state { color: var(--nel-danger-700); }
.pb-tl-meta { font-size: 12.5px; color: var(--nel-fg-muted); margin-top: 3px; }
.pb-tl-meta .mono { font-family: var(--nel-font-mono); font-size: 12px; }
.pb-tl-note { font-size: 13px; color: var(--nel-fg-secondary); margin-top: 6px; line-height: 1.5; }

/* history list */
.pb-hist { display: flex; flex-direction: column; }
.pb-hist-row { display: grid; grid-template-columns: 136px 1fr; gap: 14px; padding: 10px 18px; border-top: 1px solid var(--nel-line); font-size: 13px; }
.pb-hist-row:first-child { border-top: none; }
.pb-hist-row .t { font-family: var(--nel-font-mono); font-size: 12px; color: var(--nel-fg-muted); }
.pb-hist-row .a { color: var(--nel-brand-ink); font-weight: 600; }
.pb-hist-row .b { color: var(--nel-fg-muted); font-size: 12px; }
.pb-hist-row .o { color: var(--nel-fg-secondary); margin-top: 2px; }

/* panel footer · actions */
.pb-pf { background: var(--nel-surface); border-top: 1px solid var(--nel-line); padding: 16px 28px 18px; }
.pb-pf textarea { width: 100%; min-height: 64px; resize: vertical; padding: 10px 12px; font-size: 13.5px; border: 1px solid var(--nel-line-strong); border-radius: var(--nel-r-sm); background: var(--nel-surface); color: var(--nel-fg); font-family: inherit; line-height: 1.45; transition: all var(--nel-t-fast) var(--nel-ease-out); }
.pb-pf textarea:hover { border-color: var(--nel-brand-200); }
.pb-pf textarea:focus { outline: none; border-color: var(--nel-brand-600); box-shadow: var(--nel-focus-ring); }
.pb-pf textarea.is-invalid { border-color: var(--nel-danger-600); background: var(--nel-danger-100); }
.pb-pf label.l { display: flex; justify-content: space-between; font-size: 12.5px; font-weight: 600; color: var(--nel-fg-secondary); margin-bottom: 6px; }
.pb-pf label.l span { font-weight: 500; color: var(--nel-fg-muted); }
.pb-pf .err { font-size: 12px; color: var(--nel-danger-700); margin-top: 6px; display: none; }
.pb-pf .err.show { display: block; }
.pb-actions { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.pb-actions .grow { flex: 1; }
.btn-danger-ghost { background: var(--nel-surface); color: var(--nel-danger-700); border-color: var(--nel-line-strong); }
.btn-danger-ghost:hover { background: var(--nel-danger-100); border-color: rgba(180,35,24,.35); }
.btn-warn-ghost { background: var(--nel-surface); color: var(--nel-warning-700); border-color: var(--nel-line-strong); }
.btn-warn-ghost:hover { background: var(--nel-warning-100); border-color: rgba(178,93,11,.35); }
.pb-next { font-size: 12px; color: var(--nel-fg-muted); margin-top: 10px; display: flex; align-items: center; gap: 6px; }
.pb-next b { color: var(--nel-brand-ink); }
.pb-readonly { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--nel-fg-secondary); line-height: 1.5; }
.pb-readonly svg { color: var(--nel-fg-muted); flex-shrink: 0; margin-top: 2px; }

/* confirm modal */
.pb-modal-o { position: fixed; inset: 0; background: rgba(15,23,42,.4); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 400; display: flex; align-items: center; justify-content: center; padding: 20px; }
.pb-modal { background: var(--nel-surface); border-radius: var(--nel-r-lg); box-shadow: var(--nel-shadow-3); width: 100%; max-width: 480px; padding: 24px; }
.pb-modal h3 { font-size: 18px; margin: 0 0 8px; }
.pb-modal p { font-size: 14px; color: var(--nel-fg-secondary); margin: 0 0 16px; line-height: 1.55; }
.pb-modal .flow { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: var(--nel-canvas); border: 1px solid var(--nel-line); border-radius: var(--nel-r-sm); font-size: 13px; margin-bottom: 16px; }
.pb-modal .flow .a { color: var(--nel-fg-muted); }
.pb-modal .flow .b { color: var(--nel-brand-ink); font-weight: 700; }
.pb-modal .flow svg { color: var(--nel-brand-600); flex-shrink: 0; }
.pb-modal .quote { padding: 10px 12px; border-radius: var(--nel-r-sm); background: var(--nel-canvas); font-size: 13px; color: var(--nel-fg-secondary); margin-bottom: 16px; }
.pb-modal .acts { display: flex; justify-content: flex-end; gap: 10px; }
.btn-danger { background: var(--nel-danger-700); color: #fff; }
.btn-danger:hover { background: #8f1c13; }
.btn-warn { background: var(--nel-warning-700); color: #fff; }
.btn-warn:hover { background: #8f4a08; }

/* toast */
.pb-toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--nel-brand-ink); color: #fff; padding: 12px 18px; border-radius: 10px; box-shadow: var(--nel-shadow-3); z-index: 500; font-size: 13.5px; display: flex; align-items: center; gap: 12px; max-width: 640px; }
.pb-toast a { color: #fff; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; white-space: nowrap; }
.pb-toast svg { flex-shrink: 0; }

/* sidebar reset link */
.pb-reset { background: none; border: none; color: rgba(255,255,255,.45); font-size: 11.5px; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; padding: 4px; font-family: inherit; }
.pb-reset:hover { color: rgba(255,255,255,.85); }