/* ═══════════════════════════════════════════════════════════════════
   Cuarenta 40 · Marca, layout general, sidebar, topbar móvil y cabecera de página.
   ═══════════════════════════════════════════════════════════════════ */

.c-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  font-family: var(--font-display);
}
.c-brand__mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 9px;
  background: linear-gradient(140deg, var(--indigo-500), var(--indigo-600));
  color: #fff;
  font-size: 17px;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
  flex-shrink: 0;
}
.c-brand__name { font-size: 15px; font-weight: 600; color: var(--text); letter-spacing: -0.01em; }
.c-brand__number {
  font-size: 15px; font-weight: 700; color: var(--gold);
  letter-spacing: -0.02em;
}

/* ── Layout general ───────────────────────────────────────────────────────── */
.c-control-wrap {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.c-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background:
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-850) 100%);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 40;
}

.c-sidebar__head {
  padding: 0 20px 18px;
  position: relative;
}
/* Hilo dorado tipo "tapete de mesa" bajo la marca */
.c-sidebar__head::after {
  content: "";
  position: absolute;
  left: 20px; right: 20px; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-soft), transparent 70%);
}

.c-sidebar__tag {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 10px;
  font-weight: 600;
}

.c-sidebar__user {
  margin: 10px 14px;
  padding: 12px 14px;
  background: var(--ink-750);
  border: 1px solid var(--border);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  gap: 11px;
}
.c-sidebar__avatar {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--indigo-500), var(--indigo-600));
  color: #fff;
  display: grid; place-items: center;
  font-weight: 700; font-size: 15px;
  font-family: var(--font-display);
  flex-shrink: 0;
}
.c-sidebar__user-meta { min-width: 0; }
.c-sidebar__user-name {
  font-size: 13.5px; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.c-sidebar__user-role {
  font-size: 11px; color: var(--indigo-300);
  text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600;
}

.c-sidebar__nav { padding: 0px 14px; flex: 1; }

.c-sidebar__label {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 16px 10px 7px;
}

.c-sidebar__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 11px;
  margin: 2px 0;
  border-radius: var(--r-sm);
  color: var(--text-dim);
  font-size: 13.5px;
  font-weight: 500;
  transition: background .16s ease, color .16s ease;
}
.c-sidebar__link i { font-size: 16px; width: 18px; text-align: center; flex-shrink: 0; }
.c-sidebar__link:hover { background: var(--ink-700); color: var(--text); }
.c-sidebar__link.active {
  background: var(--indigo-soft);
  color: #fff;
}
.c-sidebar__link.active::before {
  content: "";
  position: absolute;
  left: -14px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--indigo-400);
  border-radius: 0 3px 3px 0;
}

.c-sidebar__foot { padding: 10px 14px 0; }
.c-sidebar__signout {
  width: 100%;
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--rose);
  font-size: 13.5px; font-weight: 500;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease;
  font-family: inherit;
  text-align: left;
}
.c-sidebar__signout i { font-size: 16px; width: 18px; text-align: center; }
.c-sidebar__signout:hover { background: var(--rose-soft); border-color: rgba(251,113,133,0.3); }

/* ── Topbar móvil (oculto en desktop) ─────────────────────────────────────── */
.c-topbar { display: none; }

.c-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(5, 7, 20, 0.6);
  backdrop-filter: blur(2px);
  z-index: 35;
}
.c-backdrop.show { display: block; }

/* ── Colapso del sidebar (solo desktop) ──────────────────────────────────────
   El botón está oculto por defecto (display: none) y solo se activa a partir
   de 821px, justo donde termina el modo off-canvas móvil (ver responsive.css).
   El estado se guarda en <html class="is-sidebar-collapsed"> para poder
   aplicarlo antes del primer pintado desde un script inline en <head>. ── */
.c-sidebar-collapse { display: none; }

@media (min-width: 821px) {
  .c-sidebar {
    transition: width .22s cubic-bezier(.2, .8, .2, 1);
  }
  /* El contenido se desvanece un poco más rápido que el colapso del ancho,
     para que no se vea texto "aplastándose" contra el borde. */
  .c-sidebar > * {
    transition: opacity .14s ease;
  }

  .c-sidebar-collapse {
    display: grid;
    place-items: center;
    position: fixed;
    top: 50%;
    left: var(--sidebar-w);
    transform: translateX(-50%);
    width: 27px;
    height: 27px;
    border-radius: 50%;
    background: var(--ink-700);
    border: 1px solid var(--border-strong);
    color: var(--text-dim);
    cursor: pointer;
    z-index: 45;
    box-shadow: var(--shadow-lg);
    transition:
      left .22s cubic-bezier(.2, .8, .2, 1),
      transform .22s cubic-bezier(.2, .8, .2, 1),
      background .16s ease,
      color .16s ease,
      border-color .16s ease;
  }
  .c-sidebar-collapse:hover {
    background: var(--ink-750);
    color: var(--text);
    border-color: var(--indigo-400);
  }
  .c-sidebar-collapse:focus-visible {
    outline: 2px solid var(--indigo-400);
    outline-offset: 2px;
  }
  .c-sidebar-collapse i {
    font-size: 13px;
    margin-left: -1px;
    transition: transform .22s ease;
    -webkit-text-stroke: 0.5px currentColor;
  }

  html.is-sidebar-collapsed .c-sidebar {
    width: 0;
    overflow: hidden;
    border-right-color: transparent;
  }
  html.is-sidebar-collapsed .c-sidebar > * {
    opacity: 0;
    pointer-events: none;
  }
  html.is-sidebar-collapsed .c-sidebar-collapse {
    left: 2px;
    transform: translateX(0);
  }
  html.is-sidebar-collapsed .c-sidebar-collapse i {
    margin-left:1px;
    transform: rotate(180deg);
  }
}

/* ── Área de contenido ────────────────────────────────────────────────────── */
.c-main {
  flex: 1;
  min-width: 0;
  background: var(--ink-850);
  padding: 30px 34px;
}

/* ── Cabecera de página ───────────────────────────────────────────────────── */
.c-page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.c-page-title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 10px;
}
.c-page-title i { color: var(--indigo-400); font-size: 21px; }
.c-page-sub { font-size: 13px; color: var(--text-muted); margin-top: 3px; }