/* ============================================================
   SEPA Club Fuencarral — Layout
   Sidebar · Topbar · Page structure · Responsive
   ============================================================
   Patrón: Sidebar colapsable (app interna de gestión)
   Diales: V3 / M2 / D6 — eficiente y claro
   ============================================================ */


/* ── Estructura principal ───────────────────────────────────── */
/*
 * Sidebar FIJO — solo scrollea el contenido de la derecha.
 * El sidebar ocupa siempre el 100% del alto de la ventana.
 * El main-content tiene margin-left para ceder el espacio al sidebar.
 */
body.layout-sidebar {
  display:    block;
  min-height: 100vh;
  background: var(--color-bg-page);
}

body.layout-sidebar.sidebar--collapsed .main-content {
  margin-left: var(--sidebar-collapsed-width);
}

/* Páginas sin sidebar (formulario público, login) */
body.layout-public {
  display:        flex;
  flex-direction: column;
  min-height:     100vh;
  background:     var(--color-bg-page);
}

body.layout-centered {
  display:         flex;
  align-items:     center;
  justify-content: center;
  min-height:      100vh;
  background:      var(--color-bg-page);
  padding:         var(--space-4);
}


/* ── Sidebar ────────────────────────────────────────────────── */
.sidebar {
  /* Degradado teal vertical igual al SGSI·Proyectos A LA PAR */
  background:     linear-gradient(170deg, #0f4a50 0%, #1e6e75 60%, #2e99a1 100%);
  color:          #fff;
  height:         100vh;
  position:       fixed;
  top:            0;
  left:           0;
  display:        flex;
  flex-direction: column;
  box-shadow:     4px 0 20px rgba(0, 0, 0, 0.15);
  overflow-y:     auto;
  overflow-x:     hidden;
  z-index:        200;
  width:          var(--sidebar-width);
}

/* Círculos decorativos (igual al diseño de referencia) */
.sidebar::before {
  content:       '';
  position:      absolute;
  width:         280px; height: 280px;
  border-radius: 50%;
  background:    rgba(255, 255, 255, 0.04);
  top:           -80px; right: -80px;
  pointer-events: none;
  z-index:       0;
}
.sidebar::after {
  content:       '';
  position:      absolute;
  width:         180px; height: 180px;
  border-radius: 50%;
  background:    rgba(255, 255, 255, 0.03);
  bottom:        60px; left: -60px;
  pointer-events: none;
  z-index:       0;
}
/* Los elementos del sidebar deben estar por encima de los círculos */
.sidebar__top,
.sidebar__menu,
.sidebar__footer { position: relative; z-index: 1; }

/* Transición solo cuando el usuario acciona el toggle */
.sidebar.sidebar-animando {
  transition: width var(--transition-slow);
}

body.sidebar--collapsed .sidebar {
  width:      var(--sidebar-collapsed-width);
  overflow:   hidden;
  background: #0f4a50; /* color sólido en modo colapsado */
}

/* Cabecera del sidebar */
.sidebar__top {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  padding:         var(--space-5) var(--space-4) var(--space-4);
  border-bottom:   1px solid rgba(255, 255, 255, 0.12);
  flex-shrink:     0;
  min-height:      var(--topbar-height);
}

.sidebar__logo {
  height:     36px;
  width:      auto;
  transition: opacity var(--transition), width var(--transition);
  flex-shrink: 0;
}

body.sidebar--collapsed .sidebar__logo {
  opacity: 0;
  width:   0;
}

/* Botón colapsar */
.sidebar__toggle {
  background:  rgba(255, 255, 255, 0.15);
  border:      none;
  color:       #fff;
  border-radius: var(--radius-sm);
  padding:     var(--space-2);
  cursor:      pointer;
  min-height:  44px;
  min-width:   44px;
  display:     flex;
  align-items: center;
  justify-content: center;
  transition:  background var(--transition);
  flex-shrink: 0;
}
.sidebar__toggle:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Menú */
.sidebar__menu {
  list-style:     none;
  padding:        var(--space-2) var(--space-2);
  margin:         0;
  flex:           1;
  overflow-y:     auto;
  display:        flex;
  flex-direction: column;
  gap:            1px;
}

/* Sección desplegable — botón toggle */
.sidebar__section-toggle {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  width:           100%;
  background:      none;
  border:          none;
  cursor:          pointer;
  padding:         var(--space-3) var(--space-3) var(--space-1);
  margin-top:      var(--space-1);
  font-family:     var(--font-family);
  color:           var(--nav-section-text, rgba(255,255,255,.38));
}
.sidebar__section-toggle:hover .sidebar__section-toggle-label {
  color: rgba(255,255,255,.6);
}
.sidebar__section-toggle-label {
  font-size:      10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight:    var(--font-bold);
  transition:     color var(--transition);
}
.sidebar__section-toggle-arrow {
  flex-shrink:    0;
  opacity:        .45;
  transition:     transform var(--transition), opacity var(--transition);
}
.sidebar__section-toggle[aria-expanded="true"] .sidebar__section-toggle-arrow {
  transform:  rotate(180deg);
  opacity:    .65;
}
body.sidebar--collapsed .sidebar__section-toggle { display: none; }

/* Separador de sección (no colapsable) */
.sidebar__section-label {
  font-size:      10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color:          var(--nav-section-text, rgba(255,255,255,.35));
  font-weight:    var(--font-bold);
  padding:        var(--space-3) var(--space-3) var(--space-1);
  margin-top:     var(--space-1);
}
body.sidebar--collapsed .sidebar__section-label { display: none; }

/* Ítem de menú */
.sidebar__item {
  display:         flex;
  align-items:     center;
  gap:             var(--space-3);
  padding:         6px var(--space-3);
  border-radius:   var(--radius-sm);
  color:           var(--nav-text);
  text-decoration: none;
  font-size:       13px;
  font-weight:     var(--font-normal);
  min-height:      34px;
  white-space:     nowrap;
  transition:      background var(--transition), color var(--transition);
  background:      none;
  border:          none;
  cursor:          pointer;
  font-family:     var(--font-family);
  width:           100%;
  position:        relative;
}
.sidebar__item:hover {
  background:      rgba(255, 255, 255, 0.10);
  color:           #fff;
  text-decoration: none;
}
.sidebar__item--active,
.sidebar__item[aria-current="page"] {
  background:  rgba(255, 255, 255, 0.18);
  color:       #fff;
  font-weight: var(--font-bold);
}

/* Avatar circular de usuario */
.sidebar__avatar {
  width:            34px;
  height:           34px;
  border-radius:    50%;
  background:       var(--color-primary);
  color:            #fff;
  display:          flex;
  align-items:      center;
  justify-content:  center;
  font-size:        12px;
  font-weight:      700;
  flex-shrink:      0;
  letter-spacing:   0.5px;
  border:           2px solid rgba(255,255,255,.15);
}

.sidebar__icon { flex-shrink: 0; }

.sidebar__label {
  transition: opacity var(--transition), width var(--transition);
  overflow:   hidden;
}
body.sidebar--collapsed .sidebar__label {
  opacity: 0;
  width:   0;
}

/* Modo colapsado — centrar icono + tooltip */
body.sidebar--collapsed .sidebar__item {
  justify-content: center;
  padding:         var(--space-2);
  position:        relative;
}
body.sidebar--collapsed .sidebar__item:hover::after {
  content:        attr(data-tooltip);
  position:       fixed;            /* fixed evita que quede recortado por overflow:hidden */
  left:           calc(var(--sidebar-collapsed-width) + 8px);
  top:            auto;
  background:     var(--color-primary-dark);
  color:          #fff;
  padding:        var(--space-1) var(--space-3);
  border-radius:  var(--radius-sm);
  font-size:      var(--text-xs);
  white-space:    nowrap;
  pointer-events: none;
  z-index:        9999;
  box-shadow:     var(--shadow-md);
}

/* Pie del sidebar */
.sidebar__footer {
  padding:    var(--space-2) var(--space-2) var(--space-3);
  border-top: 1px solid var(--nav-border, rgba(255,255,255,.07));
  flex-shrink: 0;
  background: rgba(0,0,0,.12); /* ligeramente más oscuro que el sidebar */
}

/* Overlay para cerrar sidebar en móvil */
.sidebar-overlay {
  display:    none;
  position:   fixed;
  inset:      0;
  background: rgba(0, 0, 0, 0.45);
  z-index:    199;
}


/* ── Contenido principal ────────────────────────────────────── */
.main-content {
  margin-left:    var(--sidebar-width);
  padding:        0 var(--space-8) 0;
  background:     var(--color-bg-page);
  display:        flex;
  flex-direction: column;
  min-height:     100vh;
  /* Sin transición por defecto */
}

.main-content.main-animando {
  transition: margin-left var(--transition-slow);
}



/* ── Page header ────────────────────────────────────────────── */
/*
 * min-height = var(--topbar-height) = 64px → misma altura que sidebar__top
 * Esto elimina el "escalón" visual entre sidebar y contenido
 */
.page-header {
  display:       flex;
  align-items:   center;
  gap:           var(--space-4);
  min-height:    var(--topbar-height);
  padding:       var(--space-5) 0 var(--space-4);
  margin-bottom: var(--space-5);
  border-bottom: 2px solid var(--color-border);
  flex-wrap:     wrap;
}

/* El div que envuelve título + subtítulo ocupa el espacio libre
   → los botones de acción quedan automáticamente a la derecha  */
.page-header > div {
  flex: 1;
}

.page-title {
  font-size:      var(--text-2xl);
  font-weight:    var(--font-bold);
  color:          var(--color-text);
  letter-spacing: -0.01em;
  line-height:    1.2;
}

.page-subtitle {
  font-size:  var(--text-sm);
  color:      var(--color-text-muted);
  margin-top: var(--space-1);
}

/* Botón menú móvil (oculto en desktop) */
.btn-menu-mobile {
  display:         none;
  align-items:     center;
  justify-content: center;
  background:      none;
  border:          none;
  cursor:          pointer;
  color:           var(--color-text);
  min-height:      44px;
  min-width:       44px;
  border-radius:   var(--radius-sm);
  transition:      background var(--transition);
}
.btn-menu-mobile:hover { background: var(--color-bg-surface); }



/* ── Layout de página público (formulario SEPA) ─────────────── */
.public-header {
  background: var(--color-primary);
  padding:    var(--space-5) var(--space-6);
  display:    flex;
  align-items: center;
  gap:        var(--space-4);
  box-shadow: 0 2px 8px rgba(46, 153, 161, 0.2);
}

.public-header__logo {
  height:  44px;
  width:   auto;
}

.public-header__title {
  color:       #fff;
  font-size:   var(--text-lg);
  font-weight: var(--font-bold);
  opacity:     0.95;
}

.public-main {
  flex:           1;
  display:        flex;
  justify-content: center;
  padding:        var(--space-8) var(--space-4);
}

.public-container {
  width:     100%;
  max-width: 680px;
}


/* ── Contenedor de login ─────────────────────────────────────── */
.login-box {
  background:    var(--color-bg);
  border-radius: var(--radius-md);
  box-shadow:    var(--shadow-lg);
  padding:       var(--space-8);
  width:         100%;
  max-width:     420px;
}

.login-box__logo {
  display:     block;
  margin:      0 auto var(--space-6);
  height:      52px;
  width:       auto;
}

.login-box__title {
  text-align:    center;
  font-size:     var(--text-2xl);
  font-weight:   var(--font-bold);
  margin-bottom: var(--space-2);
}

.login-box__subtitle {
  text-align:    center;
  font-size:     var(--text-sm);
  color:         var(--color-text-muted);
  margin-bottom: var(--space-6);
}


/* ── Grids de contenido ──────────────────────────────────────── */
.grid-2 {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   var(--space-5);
}

.grid-3 {
  display:               grid;
  grid-template-columns: repeat(3, 1fr);
  gap:                   var(--space-5);
}

.grid-auto {
  display:               grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap:                   var(--space-5);
}

.layout-2-1 {
  display:               grid;
  grid-template-columns: 2fr 1fr;
  gap:                   var(--space-8);
  align-items:           start;
}


/* ── Barra de herramientas sobre tabla ──────────────────────── */
.toolbar-table {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  gap:             var(--space-3);
  margin-bottom:   var(--space-4);
  flex-wrap:       wrap;
}

.toolbar-table__filters {
  display: flex;
  gap:     var(--space-3);
  flex:    1;
  flex-wrap: wrap;
}

.toolbar-table__actions {
  display:     flex;
  gap:         var(--space-2);
  flex-shrink: 0;
}

.toolbar-table .form-input,
.toolbar-table .form-select {
  min-height: 38px;
  font-size:  var(--text-sm);
  max-width:  220px;
}


/* ── Paginación ─────────────────────────────────────────────── */
.pagination {
  display:         flex;
  align-items:     center;
  justify-content: center;
  gap:             var(--space-1);
  margin-top:      var(--space-6);
}

.pagination__btn {
  display:         flex;
  align-items:     center;
  justify-content: center;
  min-width:       36px;
  min-height:      36px;
  padding:         0 var(--space-3);
  border-radius:   var(--radius-sm);
  border:          1.5px solid var(--color-border);
  background:      var(--color-bg);
  color:           var(--color-text);
  font-size:       var(--text-sm);
  font-family:     var(--font-family);
  cursor:          pointer;
  text-decoration: none;
  transition:      all var(--transition);
}
.pagination__btn:hover {
  border-color: var(--color-primary);
  color:        var(--color-primary);
  text-decoration: none;
}
.pagination__btn--active {
  background:   var(--color-primary);
  border-color: var(--color-primary);
  color:        #fff;
  font-weight:  var(--font-bold);
}
.pagination__btn:disabled {
  opacity:        0.4;
  cursor:         not-allowed;
  pointer-events: none;
}
.pagination__info {
  font-size: var(--text-xs);
  color:     var(--color-text-muted);
  padding:   0 var(--space-2);
}


/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-3      { grid-template-columns: 1fr 1fr; }
  .layout-2-1  { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  /* En móvil el sidebar es drawer — oculto por defecto */
  .sidebar {
    left:       calc(-1 * var(--sidebar-width) - 10px);
    width:      var(--sidebar-width) !important;
    transition: left var(--transition-slow);
    box-shadow: none;
  }

  .sidebar.open {
    left:       0;
    box-shadow: var(--shadow-xl);
  }

  .sidebar.open ~ .sidebar-overlay {
    display: block;
  }

  /* El main-content ocupa todo el ancho en móvil */
  .main-content {
    margin-left: 0;
    padding: 0 var(--space-4) 0;
  }

  .btn-menu-mobile { display: flex; }

  .page-header  { margin-bottom: var(--space-4); }
  .page-title   { font-size: var(--text-xl); }

  .grid-2    { grid-template-columns: 1fr; }
  .grid-auto { grid-template-columns: 1fr; }

  .kpi-grid  { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }

  .toolbar-table {
    flex-direction: column;
    align-items:    stretch;
  }
  .toolbar-table .form-input,
  .toolbar-table .form-select { max-width: 100%; }

  .public-main    { padding: var(--space-5) var(--space-4); }
  .login-box      { padding: var(--space-6); }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .modal    { max-width: 100%; border-radius: var(--radius-sm); }
}


/* Sin scroll horizontal en ningún breakpoint */
@media (max-width: 320px) {
  .main-content { padding: var(--space-3); }
  .public-main  { padding: var(--space-4) var(--space-3); }
}