/* ==========================================================================
   Maderatti Hub — Expediente del proyecto (HUB_SPEC §7.7)

   Modal full-screen. Header con #COT grande dorado + cliente + mercado +
   VIP badge. 4 botones "Abrir en [App]" (disabled cuando la app no tiene
   doc del proyecto). 4 tabs: Propuesta / Comercial / Pagos / Producción.
   Todo read-only.
   ========================================================================== */

/* ---------- Overlay + dialog ---------- */

.expediente-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 24px;
  overflow: hidden;
}

.expediente-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 12, .78);
  backdrop-filter: blur(2px);
}

.expediente-dialog {
  position: relative;
  background: var(--md-surface);
  border: 0.5px solid var(--md-border-subtle);
  border-radius: var(--md-radius-card);
  box-shadow: 0 32px 80px rgba(0, 0, 0, .6);
  width: 100%;
  max-width: 1100px;
  max-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ---------- Header ---------- */

.expediente-header {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 6px 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--md-gold); /* firma visual dorada */
}

.expediente-cot-wrap {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.expediente-cot {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--md-gold);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 1px;
}

.expediente-cot-rev {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--md-gold);
  font-size: 12px;
  font-weight: 500;
  padding: 2px 8px;
  background: var(--md-bg);
  border: 0.5px solid var(--md-border-subtle);
  border-radius: var(--md-radius-badge);
}

.vip-badge {
  background: var(--md-gold);
  color: var(--md-bg);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--md-radius-badge);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.expediente-meta {
  grid-column: 1;
  grid-row: 2;
  color: var(--md-text-muted);
  font-size: 14px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.expediente-meta .expediente-cliente {
  color: var(--md-text);
  font-weight: 500;
}

.expediente-meta .dot {
  color: var(--md-border-subtle);
}

.expediente-close {
  grid-column: 2;
  grid-row: 1 / -1;
  align-self: start;
  background: transparent;
  border: none;
  color: var(--md-text-muted);
  font-size: 28px;
  line-height: 1;
  padding: 0 4px;
  cursor: pointer;
  transition: color var(--md-transition);
}
.expediente-close:hover { color: var(--md-gold); }

/* ---------- Actions (4 botones Abrir en [App]) ---------- */

.expediente-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--md-border-subtle);
}

.expediente-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: transparent;
  border: 0.5px solid var(--md-gold);
  border-radius: var(--md-radius-btn);
  color: var(--md-gold);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 12px;
  text-decoration: none;
  transition: background var(--md-transition), color var(--md-transition), border-color var(--md-transition);
}
.expediente-action:hover:not(.disabled) {
  background: var(--md-bg);
  color: var(--md-gold-dark);
  border-color: var(--md-gold-dark);
}

.expediente-action.disabled {
  color: var(--md-text-muted);
  border-color: var(--md-border-subtle);
  cursor: not-allowed;
  pointer-events: none;
  opacity: .6;
}

/* ---------- Tabs ---------- */

.expediente-tabs {
  display: flex;
  border-bottom: 1px solid var(--md-border-subtle);
  padding: 0 16px;
  flex-wrap: wrap;
}

.expediente-tab {
  background: transparent;
  border: none;
  color: var(--md-text-muted);
  font-family: inherit;
  font-size: var(--md-fs-body);
  font-weight: 500;
  padding: 14px 16px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color var(--md-transition), border-color var(--md-transition);
}

.expediente-tab:hover:not(.active) {
  color: var(--md-text);
}

.expediente-tab.active {
  color: var(--md-gold);
  border-bottom-color: var(--md-gold);
}

/* ---------- Body / panels ---------- */

.expediente-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px 28px;
}

.expediente-panel {
  display: none;
}
.expediente-panel.active {
  display: block;
}

/* ---------- Secciones internas de cada tab ---------- */

.exp-section {
  margin-bottom: 20px;
}

.exp-section-title {
  font-size: 11px;
  color: var(--md-text-muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin: 0 0 10px;
  font-weight: 500;
}

.exp-kv {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 8px 16px;
  font-size: 13px;
}

.exp-kv dt {
  color: var(--md-text-muted);
}

.exp-kv dd {
  margin: 0;
  color: var(--md-text);
}

.exp-empty {
  color: var(--md-text-muted);
  font-style: italic;
  font-size: 13px;
  padding: 12px 0;
}

.exp-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.exp-chip {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: var(--md-radius-badge);
  background: var(--md-bg);
  color: var(--md-text);
  border: 0.5px solid var(--md-border-subtle);
}

/* ---------- Tablas internas (cuotas, faltantes, pedidos, checklist, etc.) ---------- */

.exp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.exp-table th, .exp-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--md-border-subtle);
}
.exp-table tr:last-child td { border-bottom: none; }
.exp-table th {
  font-size: 10px;
  color: var(--md-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

.exp-row-paid    { color: var(--md-ok); }
.exp-row-overdue { color: var(--md-danger); }

/* ---------- Link a PDF / recurso externo ---------- */

.exp-link {
  color: var(--md-gold);
  text-decoration: none;
  font-size: 12px;
  padding: 4px 10px;
  border: 0.5px solid var(--md-gold);
  border-radius: var(--md-radius-badge);
  display: inline-block;
  transition: background var(--md-transition);
}
.exp-link:hover { background: var(--md-bg); }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .expediente-actions { grid-template-columns: repeat(2, 1fr); }
  .expediente-cot { font-size: 22px; }
  .exp-kv { grid-template-columns: 1fr; gap: 2px 0; }
  .exp-kv dt { margin-top: 6px; }
}

@media (max-width: 560px) {
  .expediente-modal { padding: 0; }
  .expediente-dialog { border-radius: 0; max-height: 100vh; }
  .expediente-actions { grid-template-columns: 1fr; }
}