/* XI Sign — editor visual de firma (usa las variables de app.css). */

.xse-shell { display: flex; flex-direction: column; border: 1px solid var(--c-border); border-radius: 10px; background: var(--c-bg-2); overflow: hidden; }
.xse-toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 10px 12px; background: var(--c-bg, #fff); border-bottom: 1px solid var(--c-border); position: sticky; top: 0; z-index: 3; }
.xse-toolbar .xse-spacer { flex: 1; }
.xse-zoom { display: inline-flex; align-items: center; gap: 4px; }
.xse-zoom span { min-width: 46px; text-align: center; font-size: 12px; color: var(--c-text-2); }
.xse-hint { padding: 8px 12px; font-size: 13px; background: color-mix(in srgb, var(--c-primary) 10%, transparent); color: var(--c-text); border-bottom: 1px solid var(--c-border); }
.xse-current { display: inline-flex; align-items: center; gap: 6px; padding: 2px 8px; border: 1px dashed var(--c-border); border-radius: 6px; background: #fff; }
.xse-current img { height: 28px; max-width: 120px; object-fit: contain; }

.xse-host { position: relative; height: min(72vh, 900px); min-height: 360px; }
.xse-scroll { position: absolute; inset: 0; overflow: auto; padding: 16px; display: flex; flex-direction: column; align-items: center; gap: 16px; -webkit-overflow-scrolling: touch; }
.xse-page { position: relative; flex: 0 0 auto; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,.25); }
.xse-page canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.xse-layer { position: absolute; inset: 0; }
.xse-placing .xse-layer { cursor: crosshair; }
.xse-page-label { position: absolute; right: 6px; bottom: -18px; font-size: 11px; color: var(--c-text-3); }

.xse-sig, .xse-field { position: absolute; box-sizing: border-box; touch-action: none; cursor: move; outline: none; }
.xse-sig { border: 1px dashed transparent; }
.xse-sig:hover, .xse-sig:focus, .xse-sig.xse-active { border-color: var(--c-primary); background: color-mix(in srgb, var(--c-primary) 6%, transparent); }
.xse-sig img { position: absolute; left: 50%; top: 50%; pointer-events: none; user-select: none; }
.xse-field { border: 2px dashed var(--xse-color, #2563eb); background: color-mix(in srgb, var(--xse-color, #2563eb) 12%, transparent); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; color: var(--xse-color, #2563eb); overflow: hidden; }
.xse-suggested { position: absolute; border: 2px dashed #f59e0b; background: rgba(245,158,11,.12); border-radius: 4px; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.xse-suggested.xse-filled { opacity: 0; pointer-events: none; }
.xse-suggested span { font-size: 11px; font-weight: 700; color: #b45309; background: rgba(255,255,255,.85); padding: 1px 6px; border-radius: 4px; }
.xse-del { position: absolute; top: -11px; right: -11px; width: 22px; height: 22px; border-radius: 50%; border: none; background: var(--c-danger, #dc2626); color: #fff; font-size: 15px; line-height: 20px; cursor: pointer; display: none; padding: 0; }
.xse-handle { position: absolute; right: -7px; bottom: -7px; width: 14px; height: 14px; border-radius: 3px; background: var(--c-primary); border: 2px solid #fff; cursor: nwse-resize; display: none; }
.xse-sig:hover .xse-del, .xse-sig:focus .xse-del, .xse-sig.xse-active .xse-del,
.xse-sig:hover .xse-handle, .xse-sig:focus .xse-handle, .xse-sig.xse-active .xse-handle,
.xse-field:hover .xse-del, .xse-field:focus .xse-del, .xse-field:hover .xse-handle, .xse-field:focus .xse-handle { display: block; }
@media (hover: none) { .xse-del, .xse-handle { display: block; } .xse-handle { width: 22px; height: 22px; right: -11px; bottom: -11px; } }

/* Crear firma */
.xsc-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--c-border); margin-bottom: 12px; flex-wrap: wrap; }
.xsc-tab { border: none; background: none; padding: 8px 12px; font-size: 13px; cursor: pointer; color: var(--c-text-2); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.xsc-tab.active { color: var(--c-primary); border-bottom-color: var(--c-primary); font-weight: 600; }
.xsc-pad { width: 100%; height: 200px; border: 1px solid var(--c-border); border-radius: 8px; background: #fff repeating-linear-gradient(0deg, transparent 0 149px, #e5e7eb 149px 150px); touch-action: none; cursor: crosshair; display: block; }
.xsc-preview { min-height: 120px; border: 1px dashed var(--c-border); border-radius: 8px; display: flex; align-items: center; justify-content: center; background: repeating-conic-gradient(#f3f4f6 0 25%, #fff 0 50%) 0 0 / 16px 16px; padding: 8px; }
.xsc-preview img { max-width: 100%; max-height: 180px; }
.xsc-saved { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.xsc-saved button { border: 1px solid var(--c-border); border-radius: 8px; background: #fff; padding: 8px; cursor: pointer; height: 80px; display: flex; align-items: center; justify-content: center; }
.xsc-saved button:hover, .xsc-saved button.active { border-color: var(--c-primary); box-shadow: 0 0 0 2px color-mix(in srgb, var(--c-primary) 25%, transparent); }
.xsc-saved img { max-width: 100%; max-height: 60px; }

@media (max-width: 640px) {
  .xse-host { height: 64vh; min-height: 300px; }
  .xse-scroll { padding: 8px; gap: 10px; }
  .xse-toolbar { padding: 8px; }
  .xse-toolbar .btn { padding: 6px 8px; }
}

/* ═════════════════════════════════════════════════════════════════════
   XI Sign — sistema visual del módulo Firmas (guía visual XI Platforms).
   Solo variables del tema: funciona en claro y oscuro.
   ═════════════════════════════════════════════════════════════════════ */

/* Encabezado de página: icono + eyebrow + título + descripción + acciones */
.xs-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.xs-header-main { display: flex; align-items: flex-start; gap: 12px; min-width: 0; }
.xs-header-icon { width: 38px; height: 38px; border-radius: 10px; flex: 0 0 38px; display: flex; align-items: center; justify-content: center; background: var(--c-primary-10); color: var(--c-primary); }
.xs-eyebrow { font-size: 10px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; color: var(--c-primary); margin-bottom: 2px; }
.xs-header h2 { margin: 0; line-height: 1.25; }
.xs-header-desc { margin: 3px 0 0; font-size: 12px; color: var(--c-text-3); max-width: 640px; }
.xs-header-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* Navegación del módulo */
.xs-tabs { display: flex; gap: 2px; flex-wrap: wrap; border-bottom: 1px solid var(--c-border); margin-bottom: 16px; }
.xs-tab { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; font-size: 12px; font-weight: 600; color: var(--c-text-2); text-decoration: none; border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color .15s ease, border-color .15s ease; }
.xs-tab:hover { color: var(--c-text-1); }
.xs-tab.active { color: var(--c-primary); border-bottom-color: var(--c-primary); }

/* Section cards */
.section-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 12px; margin-bottom: 16px; min-width: 0; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--c-border); flex-wrap: wrap; }
.section-head-main { display: flex; align-items: center; gap: 10px; min-width: 0; }
.section-icon { width: 30px; height: 30px; flex: 0 0 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; background: var(--c-primary-10); color: var(--c-primary); }
.section-title { font-size: 13px; font-weight: 700; color: var(--c-text-1); margin: 0; }
.section-sub { font-size: 11px; color: var(--c-text-3); margin: 1px 0 0; }
.section-body { padding: 16px; }
.section-body.flush { padding: 0; }
.section-foot { padding: 12px 16px; border-top: 1px solid var(--c-border); display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }

/* Tonos (iconos, chips, highlights) */
.tone-success { --xs-tone: var(--c-success); }
.tone-warning { --xs-tone: var(--c-warning); }
.tone-danger  { --xs-tone: var(--c-danger); }
.tone-info    { --xs-tone: var(--c-info); }
.tone-purple  { --xs-tone: #7c5cdb; }
.tone-teal    { --xs-tone: #0f9d8f; }
.tone-neutral { --xs-tone: var(--c-text-3); }
.section-icon[class*="tone-"], .xs-kpi-icon[class*="tone-"], .xs-tl-dot[class*="tone-"] {
  background: color-mix(in srgb, var(--xs-tone) 13%, transparent); color: var(--xs-tone); }

/* KPI / resumen */
.xs-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 16px; }
.xs-kpi { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 10px; text-align: left; min-width: 0; font: inherit; color: inherit;
  transition: border-color .15s ease, background .15s ease, transform .15s ease; }
button.xs-kpi { cursor: pointer; }
button.xs-kpi:hover { border-color: var(--c-border-strong); transform: translateY(-1px); }
.xs-kpi.active { border-color: var(--c-primary); background: color-mix(in srgb, var(--c-primary) 5%, var(--c-surface)); }
.xs-kpi-icon { width: 34px; height: 34px; flex: 0 0 34px; border-radius: 9px; display: flex; align-items: center; justify-content: center; background: var(--c-primary-10); color: var(--c-primary); }
.xs-kpi-body { min-width: 0; }
.xs-kpi-label { font-size: 11px; color: var(--c-text-3); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xs-kpi-value { font-size: 18px; font-weight: 700; color: var(--c-text-1); line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xs-kpi-value.sm { font-size: 13px; }

/* Chips */
.xs-chip { display: inline-flex; align-items: center; gap: 4px; font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 999px; line-height: 1.5;
  background: var(--c-bg); color: var(--c-text-2); border: 1px solid var(--c-border); white-space: nowrap; }
.xs-chip[class*="tone-"] { background: color-mix(in srgb, var(--xs-tone) 11%, transparent); color: var(--xs-tone); border-color: color-mix(in srgb, var(--xs-tone) 28%, transparent); }

/* Personas */
.xs-avatar { width: 32px; height: 32px; flex: 0 0 32px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700;
  background: color-mix(in srgb, #7c5cdb 14%, transparent); color: #7c5cdb; text-transform: uppercase; }
.xs-avatar.sm { width: 24px; height: 24px; flex-basis: 24px; font-size: 9px; }
.xs-person { display: flex; align-items: center; gap: 10px; min-width: 0; }
.xs-person-body { min-width: 0; }
.xs-person-name { font-size: 12px; font-weight: 600; color: var(--c-text-1); }
.xs-person-mail { font-size: 11px; color: var(--c-text-3); overflow: hidden; text-overflow: ellipsis; }
.xs-person-meta { font-size: 10px; color: var(--c-text-3); margin-top: 2px; }
.xs-list { display: flex; flex-direction: column; }
.xs-list-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--c-border); flex-wrap: wrap; }
.xs-list-row:last-child { border-bottom: none; }

/* Progreso */
.xs-progress { display: flex; flex-direction: column; gap: 4px; min-width: 90px; }
.xs-progress-top { display: flex; justify-content: space-between; font-size: 10px; color: var(--c-text-3); font-weight: 600; }
.xs-progress-bar { height: 4px; border-radius: 999px; background: var(--c-border); overflow: hidden; }
.xs-progress-bar > span { display: block; height: 100%; background: var(--c-primary); border-radius: inherit; transition: width .2s ease; }
.xs-progress-bar.done > span { background: var(--c-success); }

/* Segmented control */
.xs-segmented { display: inline-flex; padding: 3px; gap: 2px; background: var(--c-bg); border: 1px solid var(--c-border); border-radius: 9px; flex-wrap: wrap; }
.xs-segmented button { border: none; background: none; padding: 6px 12px; border-radius: 7px; font-size: 12px; font-weight: 600; color: var(--c-text-2); cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  transition: background .15s ease, color .15s ease; }
.xs-segmented button:hover { color: var(--c-text-1); }
.xs-segmented button.active { background: var(--c-surface); color: var(--c-text-1); box-shadow: 0 1px 2px rgba(0,0,0,.08); }

/* Switch: <label class="xs-switch-row"><span>…</span><input type="checkbox" class="xs-switch"></label> */
.xs-switch-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 12px 14px; border: 1px solid var(--c-border); border-radius: 10px; background: var(--c-bg); cursor: pointer; margin: 0; }
.xs-switch-row + .xs-switch-row { margin-top: 8px; }
.xs-switch-title { font-size: 12px; font-weight: 600; color: var(--c-text-1); display: block; }
.xs-switch-desc { font-size: 11px; color: var(--c-text-3); display: block; margin-top: 2px; font-weight: 400; }
.xs-switch { appearance: none; -webkit-appearance: none; flex: 0 0 34px; width: 34px; height: 20px; border-radius: 999px; background: var(--c-border-strong); position: relative; cursor: pointer; margin: 0; transition: background .15s ease; }
.xs-switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.2); transition: transform .15s ease; }
.xs-switch:checked { background: var(--c-primary); }
.xs-switch:checked::after { transform: translateX(14px); }
.xs-switch:focus-visible { outline: 2px solid color-mix(in srgb, var(--c-primary) 45%, transparent); outline-offset: 2px; }
.xs-switch:disabled { opacity: .5; cursor: not-allowed; }

/* Formularios */
.xs-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 14px; }
.xs-form-grid .span-2 { grid-column: 1 / -1; }
.xs-form-grid .form-group { margin: 0; }
.xs-help { font-size: 11px; color: var(--c-text-3); margin-top: 4px; display: block; }

/* Tabla */
.xs-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.xs-table th { text-align: left; font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--c-text-3); padding: 10px 16px; border-bottom: 1px solid var(--c-border); background: var(--c-bg); white-space: nowrap; }
.xs-table td { padding: 12px 16px; border-bottom: 1px solid var(--c-border); vertical-align: middle; color: var(--c-text-2); }
.xs-table tr:last-child td { border-bottom: none; }
.xs-table tbody tr.clickable { cursor: pointer; transition: background .12s ease; }
.xs-table tbody tr.clickable:hover { background: color-mix(in srgb, var(--c-primary) 4%, transparent); }
.xs-doc { display: flex; align-items: center; gap: 10px; min-width: 0; }
.xs-doc-icon { width: 30px; height: 30px; flex: 0 0 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text-2); }
.xs-doc-title { font-weight: 600; color: var(--c-text-1); font-size: 12px; overflow: hidden; text-overflow: ellipsis; }
.xs-doc-meta { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 3px; align-items: center; font-size: 10px; color: var(--c-text-3); }
.xs-icon-btn { width: 28px; height: 28px; border-radius: 7px; border: 1px solid transparent; background: none; color: var(--c-text-3); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: background .12s ease, color .12s ease, border-color .12s ease; }
.xs-icon-btn:hover { background: var(--c-bg); border-color: var(--c-border); color: var(--c-text-1); }
.xs-icon-btn.danger:hover { color: var(--c-danger); }

/* Empty state y carga */
.xs-empty { text-align: center; padding: 40px 20px; }
.xs-empty-icon { width: 60px; height: 60px; margin: 0 auto 12px; border-radius: 14px; display: flex; align-items: center; justify-content: center; background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text-3); }
.xs-empty-title { font-size: 13px; font-weight: 700; color: var(--c-text-1); margin: 0; }
.xs-empty-desc { font-size: 12px; color: var(--c-text-3); margin: 4px auto 14px; max-width: 360px; }
.xs-skel { border-radius: 8px; background: linear-gradient(90deg, var(--c-bg) 25%, color-mix(in srgb, var(--c-border) 60%, var(--c-bg)) 50%, var(--c-bg) 75%); background-size: 200% 100%; animation: xs-shimmer 1.2s ease-in-out infinite; }
@keyframes xs-shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.xs-loading { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 28px; font-size: 12px; color: var(--c-text-3); }

/* Timeline (auditoría) */
.xs-timeline { list-style: none; margin: 0; padding: 0; }
.xs-tl-item { display: flex; gap: 10px; position: relative; padding-bottom: 14px; }
.xs-tl-item:last-child { padding-bottom: 0; }
.xs-tl-item:not(:last-child)::before { content: ""; position: absolute; left: 12px; top: 26px; bottom: 2px; width: 1px; background: var(--c-border); }
.xs-tl-dot { width: 25px; height: 25px; flex: 0 0 25px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--c-bg); color: var(--c-text-3); border: 1px solid var(--c-border); }
.xs-tl-dot[class*="tone-"] { border-color: transparent; }
.xs-tl-title { font-size: 12px; font-weight: 600; color: var(--c-text-1); }
.xs-tl-meta { font-size: 10px; color: var(--c-text-3); margin-top: 1px; }

/* Barra de acción fija */
.xs-actionbar { position: sticky; bottom: 12px; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 12px 16px; margin-top: 16px;
  border: 1px solid var(--c-border); border-radius: 12px; background: color-mix(in srgb, var(--c-surface) 88%, transparent); backdrop-filter: blur(8px); box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.xs-actionbar-msg { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--c-text-3); }
.xs-actionbar-msg strong { display: block; color: var(--c-text-1); font-size: 12px; }

/* Layouts */
.xs-split { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
.xs-split.even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.xs-sticky { position: sticky; top: 16px; }
.xs-kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 12px; margin: 0; }
.xs-kv dt { color: var(--c-text-3); }
.xs-kv dd { margin: 0; color: var(--c-text-1); text-align: right; overflow-wrap: anywhere; }

/* Estado de solicitud/firmante (SignatureStatusChip) */
.meta-chip.status-success, .meta-chip.status-warning, .meta-chip.status-danger, .meta-chip.status-neutral { border-radius: 999px; font-size: 10px; }
.meta-chip.status-success { background: color-mix(in srgb, var(--c-success) 11%, transparent); color: var(--c-success); border-color: color-mix(in srgb, var(--c-success) 28%, transparent); }
.meta-chip.status-warning { background: color-mix(in srgb, var(--c-warning) 11%, transparent); color: var(--c-warning); border-color: color-mix(in srgb, var(--c-warning) 28%, transparent); }
.meta-chip.status-danger  { background: color-mix(in srgb, var(--c-danger) 11%, transparent); color: var(--c-danger); border-color: color-mix(in srgb, var(--c-danger) 28%, transparent); }

@media (max-width: 1120px) { .xs-split { grid-template-columns: minmax(0, 1fr) 300px; } }
@media (max-width: 1000px) {
  .xs-split, .xs-split.even { grid-template-columns: 1fr; }
  .xs-sticky { position: static; }
}
@media (max-width: 900px) { .xs-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 700px) {
  .xs-form-grid { grid-template-columns: 1fr; }
  .xs-header-actions { width: 100%; }
  .xs-header-actions .btn { flex: 1 1 auto; justify-content: center; }
  .xs-table.stack thead { display: none; }
  .xs-table.stack, .xs-table.stack tbody, .xs-table.stack tr, .xs-table.stack td { display: block; width: 100%; }
  .xs-table.stack tr { padding: 12px 14px; border-bottom: 1px solid var(--c-border); }
  .xs-table.stack td { padding: 3px 0; border: none; }
  .xs-table.stack td[data-label]::before { content: attr(data-label); display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--c-text-3); margin-bottom: 2px; }
}
@media (max-width: 650px) { .xs-kpis { gap: 8px; } .xs-kpi { padding: 10px; } .section-body { padding: 14px; } }