/* ============================================================
   CGR — Estilos Alertas y Mensajería
   ============================================================ */

/* ---------- Alertas layout ---------- */
.alertas-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--space-4);
  align-items: flex-start;
}
.alertas-main { min-width: 0; display: flex; flex-direction: column; gap: 8px; }
.alertas-rail { display: flex; flex-direction: column; gap: 12px; }

/* Ciclo tabs - extra tones para alertas */
.ciclo-tab--danger.is-active { border-color: rgba(220,38,38,0.35); color: var(--sem-danger); background: var(--sem-danger-soft); }
.ciclo-tab--warn.is-active   { border-color: rgba(180,83,9,0.35); color: var(--sem-warning); background: var(--sem-warning-soft); }
.ciclo-tab--info.is-active   { border-color: var(--cgr-primary-100); color: var(--cgr-primary); background: var(--cgr-primary-50); }
.ciclo-tab--dark.is-active   { border-color: rgba(124,45,18,0.35); color: var(--sem-danger-dark); background: #f3e4dc; }
.ciclo-tab .dcode {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* ---------- Alert item ---------- */
.alert-list {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}
.alert-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
  background: var(--cgr-surface);
  border: 1px solid var(--cgr-border);
  border-radius: var(--r-md);
  padding: 14px 16px 14px 0;
  align-items: stretch;
  position: relative;
  transition: border-color 140ms ease, background 140ms ease;
}
.alert-item:hover { border-color: var(--cgr-text-muted); }
.alert-item.is-read { background: var(--cgr-surface-2); opacity: 0.85; }
.alert-item.is-read .alert-item__title { font-weight: 500; }

.alert-item__code {
  background: var(--cgr-background);
  color: var(--cgr-text-secondary);
  display: flex; align-items: center; justify-content: center;
  border-right: 1px solid var(--cgr-divider);
  padding: 14px 0;
  font-weight: 700;
}
.alert-item__code .mono {
  font-size: 16px;
  letter-spacing: 0.04em;
}
.alert-item__code--danger { background: var(--sem-danger-soft); color: var(--sem-danger); border-right-color: rgba(220,38,38,0.15); }
.alert-item__code--warn   { background: var(--sem-warning-soft); color: var(--sem-warning); border-right-color: rgba(180,83,9,0.15); }
.alert-item__code--info   { background: var(--cgr-primary-50); color: var(--cgr-primary); border-right-color: var(--cgr-primary-100); }
.alert-item__code--dark   { background: #f3e4dc; color: var(--sem-danger-dark); border-right-color: rgba(124,45,18,0.15); }
.alert-item__code--muted  { background: var(--cgr-background); color: var(--cgr-text-muted); }

.alert-item__body { display: flex; flex-direction: column; gap: 6px; min-width: 0; padding-right: 4px; }
.alert-item__top {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--cgr-text-secondary);
}
.alert-item__id { color: var(--cgr-text-primary); font-weight: 600; }
.alert-item__inst { display: inline-flex; align-items: center; gap: 4px; color: var(--cgr-text-secondary); }
.alert-item__unread-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cgr-primary);
  margin-left: auto;
  box-shadow: 0 0 0 3px var(--cgr-primary-50);
}

.alert-tipo {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.alert-tipo--vencimiento { background: var(--cgr-primary-50); color: var(--cgr-primary); }
.alert-tipo--sin_avance  { background: #f3e4dc; color: var(--sem-danger-dark); }
.alert-tipo--devolucion  { background: var(--sem-warning-soft); color: var(--sem-warning); }
.alert-tipo--sistema     { background: var(--cgr-background); color: var(--cgr-text-secondary); }

.alert-item__title {
  background: transparent; border: 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--cgr-text-primary);
  line-height: 1.4;
  padding: 0;
  cursor: pointer;
  text-wrap: pretty;
}
.alert-item__title:hover { color: var(--cgr-primary); }
.alert-item__msg {
  font-size: 12.5px;
  color: var(--cgr-text-secondary);
  line-height: 1.45;
}
.alert-item__foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
  font-size: 11.5px;
  color: var(--cgr-text-secondary);
  margin-top: 4px;
  padding-top: 8px;
  border-top: 1px dashed var(--cgr-divider);
  flex-wrap: wrap;
}
.alert-item__foot .muted { color: var(--cgr-text-muted); }
.alert-item__foot .mono { color: var(--cgr-text-primary); }
.alert-item__actions { display: flex; gap: 4px; margin-left: auto; }

/* ---------- Hitos (rail) ---------- */
.hitos-list { list-style: none; margin: 0; padding: 0; }
.hitos-item {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--cgr-divider);
}
.hitos-item:last-child { border-bottom: 0; }
.hitos-item.is-off { opacity: 0.45; }
.hitos-code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  background: var(--cgr-primary-50);
  color: var(--cgr-primary);
  padding: 4px 6px;
  border-radius: var(--r-sm);
  text-align: center;
  letter-spacing: 0.04em;
}
.hitos-body strong { display: block; font-size: 12px; font-weight: 600; color: var(--cgr-text-primary); }
.hitos-body small { font-size: 11px; color: var(--cgr-text-muted); display: block; line-height: 1.3; }
.hitos-channels {
  display: flex; gap: 8px;
  margin-top: 4px;
  font-size: 10px;
  color: var(--cgr-text-muted);
}
.hitos-channels span { display: inline-flex; align-items: center; gap: 3px; }

.hitos-toggle {
  position: relative;
  width: 32px; height: 18px;
  flex-shrink: 0;
}
.hitos-toggle input { position: absolute; opacity: 0; pointer-events: none; }
.hitos-toggle span {
  position: absolute; inset: 0;
  background: var(--cgr-border-strong);
  border-radius: 999px;
  transition: background 160ms ease;
  cursor: pointer;
}
.hitos-toggle span::before {
  content: ""; position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.20);
  transition: transform 160ms ease;
}
.hitos-toggle input:checked + span { background: var(--cgr-primary); }
.hitos-toggle input:checked + span::before { transform: translateX(14px); }
.hitos-toggle input:disabled + span { opacity: 0.6; cursor: not-allowed; }

.rail-card__foot {
  padding: 10px 14px;
  border-top: 1px solid var(--cgr-divider);
}

/* ============================================================
   MENSAJERÍA — Mailbox 3 panes
   ============================================================ */
.mailbox {
  display: grid;
  grid-template-columns: 220px 360px minmax(0, 1fr);
  gap: 0;
  background: var(--cgr-surface);
  border: 1px solid var(--cgr-border);
  border-radius: var(--r-lg);
  height: calc(100vh - 280px);
  min-height: 540px;
  overflow: hidden;
}

/* --- Folders --- */
.mailbox__folders {
  border-right: 1px solid var(--cgr-border);
  background: var(--cgr-surface-2);
  padding: 14px 8px;
  overflow-y: auto;
}
.folder-group { margin-bottom: 14px; }
.folder-group__label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cgr-text-muted);
  padding: 8px 10px 4px;
}
.folder-item {
  display: flex; align-items: center; gap: 8px;
  width: 100%;
  padding: 7px 10px;
  background: transparent;
  border: 0;
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 12.5px;
  color: var(--cgr-text-secondary);
  text-align: left;
  cursor: pointer;
}
.folder-item:hover { background: rgba(15,29,61,0.05); color: var(--cgr-text-primary); }
.folder-item.is-active {
  background: var(--cgr-primary-50);
  color: var(--cgr-primary);
  font-weight: 600;
}
.folder-item__icon { display: grid; place-items: center; color: var(--cgr-text-muted); flex-shrink: 0; }
.folder-item.is-active .folder-item__icon { color: var(--cgr-primary); }
.folder-item__label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-item__count {
  font-size: 10.5px;
  background: rgba(15,29,61,0.06);
  color: var(--cgr-text-secondary);
  padding: 1px 7px;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.folder-item__count.is-unread {
  background: var(--cgr-primary);
  color: #fff;
}
.folder-item--warn .folder-item__icon { color: var(--sem-warning); }
.folder-item--inst { padding-left: 8px; font-size: 12px; }
.folder-item__avatar {
  width: 22px; height: 22px;
  background: var(--cgr-primary);
  color: #fff;
  font-size: 9.5px;
  font-weight: 600;
  border-radius: var(--r-sm);
  display: grid; place-items: center;
  flex-shrink: 0;
}

/* --- List --- */
.mailbox__list {
  border-right: 1px solid var(--cgr-border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.mailbox__search {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  background: var(--cgr-surface-2);
  border-bottom: 1px solid var(--cgr-divider);
}
.mailbox__search > svg { color: var(--cgr-text-muted); flex-shrink: 0; }
.mailbox__search input {
  flex: 1; border: 0; outline: 0;
  background: transparent;
  font-size: 13px;
  font-family: inherit;
  color: var(--cgr-text-primary);
}
.mailbox__search input::placeholder { color: var(--cgr-text-muted); }

.conv-list {
  list-style: none; margin: 0; padding: 0;
  overflow-y: auto;
  flex: 1;
}
.conv {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--cgr-divider);
  cursor: pointer;
  align-items: flex-start;
}
.conv:hover { background: var(--cgr-surface-2); }
.conv.is-active {
  background: var(--cgr-primary-50);
}
.conv.is-active::before {
  content: ""; position: absolute;
  width: 3px;
}
.conv__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--cgr-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: grid; place-items: center;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}
.conv__avatar--cgr     { background: var(--cgr-primary); }
.conv__avatar--inst    { background: var(--sem-warning); }
.conv__avatar--group   { background: var(--cgr-accent); color: #4a3608; }
.conv__avatar--default { background: var(--cgr-text-muted); }
.conv__avatar--lg { width: 42px; height: 42px; font-size: 13px; }

.conv__body { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.conv__head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.conv__head strong { font-size: 12.5px; font-weight: 500; color: var(--cgr-text-secondary); }
.conv.is-unread .conv__head strong { font-weight: 700; color: var(--cgr-text-primary); }
.conv__date { font-size: 10.5px; color: var(--cgr-text-muted); flex-shrink: 0; }
.conv__subject {
  font-size: 13px;
  font-weight: 500;
  color: var(--cgr-text-primary);
  overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap;
  display: flex; align-items: center; gap: 4px;
}
.conv__subject svg { color: var(--cgr-accent); flex-shrink: 0; }
.conv.is-unread .conv__subject { font-weight: 700; }
.conv__ref {
  font-size: 10.5px;
  color: var(--cgr-text-muted);
  background: rgba(15,29,61,0.04);
  padding: 2px 6px;
  border-radius: 3px;
  margin: 2px 0;
  overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}
.conv__ref .mono { color: var(--cgr-text-primary); font-weight: 600; font-size: 10.5px; }
.conv__preview {
  font-size: 11.5px;
  color: var(--cgr-text-secondary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.conv__unread {
  background: var(--cgr-primary);
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 999px;
  align-self: flex-start;
  margin-top: 4px;
}

.conv-empty {
  text-align: center;
  padding: 50px 20px;
  color: var(--cgr-text-muted);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.conv-empty h4 { color: var(--cgr-text-secondary); font-size: 14px; font-weight: 600; }
.conv-empty p { font-size: 12px; }

/* --- Thread pane --- */
.mailbox__thread {
  display: flex; flex-direction: column;
  overflow: hidden;
}
.thread-empty {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px;
  color: var(--cgr-text-muted);
  text-align: center;
  padding: 30px;
}
.thread-empty h3 { font-size: 16px; color: var(--cgr-text-secondary); font-weight: 600; }
.thread-empty p { font-size: 13px; }

.thread-head {
  padding: 16px 24px;
  border-bottom: 1px solid var(--cgr-divider);
  background: var(--cgr-surface-2);
}
.thread-head__top {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.thread-head__who h3 { font-size: 14px; font-weight: 600; line-height: 1.2; }
.thread-head__who small { font-size: 11.5px; color: var(--cgr-text-muted); display: block; margin-top: 2px; }
.thread-head__actions { margin-left: auto; display: flex; gap: 2px; }
.thread-head__subject {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.005em;
  text-wrap: pretty;
}
.thread-head__ref {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 10px;
  padding: 6px 10px;
  background: var(--cgr-primary-50);
  border: 1px solid var(--cgr-primary-100);
  border-radius: var(--r-sm);
  color: var(--cgr-primary);
  font-size: 11.5px;
  font-family: inherit;
  cursor: pointer;
  max-width: 100%;
  text-align: left;
}
.thread-head__ref:hover { background: #fff; }
.thread-head__ref .mono { font-weight: 600; font-size: 11.5px; }
.thread-head__ref > span:nth-child(3) {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  flex: 1; min-width: 0;
  color: var(--cgr-text-primary);
}

.thread-body {
  flex: 1;
  padding: 20px 24px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
}
.msg--thread { max-width: 88%; }
.msg--thread.msg--in  { align-self: flex-start; }
.msg--thread.msg--out { align-self: flex-end; flex-direction: row-reverse; }
.msg__attach-list { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.msg__attach {
  display: flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--cgr-border);
  border-radius: var(--r-sm);
  padding: 5px 9px;
  font-size: 11.5px;
}
.msg__attach > span:nth-child(2) {
  flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: var(--cgr-text-primary);
}
.msg__attach small { color: var(--cgr-text-muted); flex-shrink: 0; }

.thread-composer {
  border-top: 1px solid var(--cgr-divider);
  background: var(--cgr-surface-2);
  padding: 14px 24px;
}
.thread-composer textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--cgr-border-strong);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: 13px;
  font-family: inherit;
  color: var(--cgr-text-primary);
  resize: vertical;
  outline: 0;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}
.thread-composer textarea:focus {
  border-color: var(--cgr-primary-light);
  box-shadow: 0 0 0 3px rgba(45,74,138,0.10);
}
.thread-composer__foot {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 10px;
  gap: 8px;
  flex-wrap: wrap;
}
.thread-composer__left { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.thread-composer__left .mono { color: var(--cgr-text-primary); font-weight: 600; }

/* ============================================================
   MENSAJERÍA SIMPLE — tabs ligeros + 2-pane
   ============================================================ */
.msg-tabs {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--cgr-border);
}
.msg-tabs__spacer { flex: 1; }
.msg-tab {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--cgr-text-secondary);
  cursor: pointer;
}
.msg-tab:hover { background: var(--cgr-background); color: var(--cgr-text-primary); }
.msg-tab.is-active {
  background: #fff;
  border-color: var(--cgr-primary-light);
  color: var(--cgr-primary);
  font-weight: 600;
  box-shadow: var(--shadow-1);
}
.msg-tab__count {
  font-size: 10.5px;
  background: var(--cgr-background);
  color: var(--cgr-text-secondary);
  padding: 1px 7px;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.msg-tab__count.is-danger { background: var(--sem-danger); color: #fff; }
.msg-tab.is-active .msg-tab__count { background: var(--cgr-primary-50); color: var(--cgr-primary); }
.msg-tabs__search {
  display: flex; align-items: center; gap: 6px;
  background: #fff;
  border: 1px solid var(--cgr-border);
  border-radius: var(--r-sm);
  padding: 5px 10px;
  width: 240px;
}
.msg-tabs__search > svg { color: var(--cgr-text-muted); flex-shrink: 0; }
.msg-tabs__search input {
  flex: 1; border: 0; outline: 0;
  background: transparent;
  font-size: 12.5px;
  font-family: inherit;
}

/* Mailbox simple — solo 2 paneles */
.mailbox--simple { grid-template-columns: 360px minmax(0, 1fr); }
.mailbox--simple .mailbox__list { border-left: 0; }

.thread-head--slim { padding: 12px 20px; }
.thread-head--slim .thread-head__top { margin-bottom: 8px; }
.thread-head--slim .thread-head__subject { font-size: 15px; }
.thread-head--slim .thread-head__ref { margin-top: 6px; padding: 4px 8px; font-size: 11px; }

.thread-composer--slim {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 12px 20px;
}
.thread-composer--slim textarea { flex: 1; padding: 8px 12px; min-height: 38px; }

@media (max-width: 1200px) {
  .mailbox--simple { grid-template-columns: 1fr; grid-template-rows: auto 1fr; height: auto; }
  .mailbox--simple .mailbox__list { border-right: 0; border-bottom: 1px solid var(--cgr-border); max-height: 320px; }
  .msg-tabs__search { width: auto; flex: 1; max-width: 260px; }
}
@media (max-width: 960px) {
  .mailbox { grid-template-columns: 1fr; grid-template-rows: auto auto 1fr; height: auto; }
  .mailbox__folders { border-right: 0; border-bottom: 1px solid var(--cgr-border); }
  .mailbox__list { border-right: 0; border-bottom: 1px solid var(--cgr-border); max-height: 320px; }
}