/* =====================================================================
   APP.CSS — Estilos globales del sistema de Administración de Membresías
   Adaptado de la plantilla de diseño del cliente (tokens Material Design 3,
   tipografía Geist, iconografía Material Symbols Outlined).
   Construido sobre Bootstrap 5 (estructura, modal, collapse) + estilos propios.
   ===================================================================== */

:root {
    /* ── Paleta del cliente ─────────────────────────────────────────
       Azul primario  #004A99   Autoridad y elegancia
       Rosa secundario #E91E63   Acentuación crítica
       Verde Lima/Teal #00C4B4  Empatía y balance
       Gris Neutro    #F4F7F9   Estructura en lienzo
    ─────────────────────────────────────────────────────────────── */

    /* Primario — Azul #004A99 */
    --color-primary: #004A99;
    --color-primary-container: #005BBF;
    --color-on-primary: #ffffff;
    --color-primary-fixed: #D6E4FF;

    /* Secundario — mantiene grises de soporte */
    --color-secondary: #5C5F60;
    --color-secondary-container: #E1E3E4;

    /* Terciario — Rosa #E91E63 (acentuación crítica) */
    --color-tertiary: #B5174D;
    --color-tertiary-container: #E91E63;
    --color-tertiary-fixed: #FFD6E5;

    /* Superficies — Gris neutro #F4F7F9 */
    --color-bg: #F4F7F9;
    --color-surface: #F4F7F9;
    --color-surface-container: #E8EDF2;
    --color-surface-container-low: #EEF2F6;
    --color-surface-container-high: #DDE4EB;
    --color-surface-container-highest: #D0DAE3;
    --color-card: #FFFFFF;

    /* Texto */
    --color-text: #191B23;
    --color-text-muted: #434654;
    --color-text-soft: #5C5F60;

    /* Bordes */
    --color-border: #C3CDD6;
    --color-outline: #7A8A96;

    /* Semántico — Verde/Teal #00C4B4 reemplaza el verde y el info */
    --color-success: #00897B;
    --color-success-bg: #D0F5F2;
    --color-warning: #B45309;
    --color-warning-bg: #FEF3C7;
    --color-danger: #E91E63;
    --color-danger-bg: #FFD6E5;
    --color-info: #00C4B4;
    --color-info-bg: #D0F5F2;

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    --shadow-soft: 0 4px 16px rgba(0, 74, 153, 0.08);
    --shadow-card: 0 1px 3px rgba(0, 74, 153, 0.06);
}

* { box-sizing: border-box; }

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: 'Geist', 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 0.875rem;
}

a { text-decoration: none; }

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    font-size: 20px;
    line-height: 1;
    vertical-align: middle;
}
.material-symbols-outlined.fill-icon {
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}
.icon-sm { font-size: 18px; }
.icon-lg { font-size: 28px; }

.custom-scrollbar::-webkit-scrollbar { width: 6px; }
.custom-scrollbar::-webkit-scrollbar-track { background: transparent; }
.custom-scrollbar::-webkit-scrollbar-thumb { background: var(--color-surface-container-highest); border-radius: 10px; }
.custom-scrollbar::-webkit-scrollbar-thumb:hover { background: var(--color-border); }

/* LAYOUT GENERAL */
.app-shell { display: flex; min-height: 100vh; }
.app-content { flex: 1; min-width: 0; padding: 1.75rem 2rem 3rem; }
@media (max-width: 991.98px) { .app-content { padding: 1.25rem; } }

/* SIDEBAR */
.app-sidebar {
    width: 220px;
    flex-shrink: 0;
    background-color: var(--color-surface-container-low);
    color: var(--color-secondary);
    display: flex;
    flex-direction: column;
    padding: 2rem 1rem;
    position: sticky;
    top: 0;
    height: 100vh;
    transition: width .2s ease, padding .2s ease;
    overflow: hidden;
}

/* Sidebar colapsado en escritorio */
.app-sidebar.collapsed {
    width: 0;
    padding-left: 0;
    padding-right: 0;
}
.app-shell { display: flex; min-height: 100vh; }
.app-content {
    flex: 1;
    min-width: 0;
    padding: 1.75rem 2rem 3rem;
    transition: padding .2s ease;
}
.app-sidebar .brand { padding: 0 0.5rem 2.25rem; }
.app-sidebar .sidebar-logo {
    max-height: 40px;
    max-width: 140px;
    object-fit: contain;
    display: block;
}
.app-sidebar .brand h1 {
    font-size: 24px; font-weight: 600; letter-spacing: -0.01em;
    color: var(--color-primary); margin-bottom: 0; line-height: 1.3;
}
.app-sidebar .brand small { display: block; font-size: 12px; font-weight: 500; color: var(--color-secondary); }
.app-sidebar .nav-link {
    display: flex; align-items: center; gap: 0.75rem;
    color: var(--color-secondary); padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm); border-left: 3px solid transparent;
    font-weight: 400; font-size: 0.875rem; margin-bottom: 0.15rem;
    transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.app-sidebar .nav-link:hover { background-color: rgba(225, 227, 228, 0.5); }
.app-sidebar .nav-link.active {
    background-color: rgba(218, 226, 255, 0.4); color: var(--color-primary);
    border-left-color: var(--color-primary); font-weight: 500;
}
.app-sidebar .nav-link i,
.app-sidebar .nav-link .material-symbols-outlined { width: 20px; text-align: center; }
.app-sidebar .sidebar-footer { margin-top: auto; padding-top: 1.5rem; }
.app-sidebar .sidebar-footer .btn-primary { box-shadow: var(--shadow-card); }
.app-sidebar .sidebar-footer .logout-block {
    margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border);
}
.app-sidebar .sidebar-footer .nav-link { color: var(--color-secondary); padding: 0.5rem 0.75rem; }
.app-sidebar .sidebar-footer .nav-link:hover { background-color: rgba(225, 227, 228, 0.5); }

@media (max-width: 991.98px) {
    .app-sidebar {
        position: fixed; left: -280px; top: 0; z-index: 1050;
        transition: left .2s ease; box-shadow: var(--shadow-soft);
    }
    .app-sidebar.show { left: 0; }
    .sidebar-backdrop {
        display: none; position: fixed; inset: 0;
        background: rgba(0,0,0,.4); z-index: 1040;
    }
    .sidebar-backdrop.show { display: block; }
}

/* TOPBAR */
.app-topbar {
    display: flex; align-items: center; gap: 1rem; height: 64px;
    margin-bottom: 0; position: sticky; top: 0; z-index: 40;
    background-color: rgba(250, 248, 255, 0.8); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    margin: 0 -2rem 1.5rem; padding: 0 2rem;
}
@media (max-width: 991.98px) {
    .app-topbar { margin: 0 -1.25rem 1.25rem; padding: 0 1.25rem; }
}
.user-chip {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.25rem 0.6rem 0.25rem 0.25rem; border-radius: var(--radius-sm);
    transition: background-color .15s ease;
}
.user-chip:hover { background-color: rgba(225, 226, 236, 0.3); }
.user-chip .avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--color-primary-fixed); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 0.75rem;
}
.topbar-icon-btn {
    width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%; color: var(--color-text-muted); background: transparent; border: none;
    transition: background-color .15s ease;
}
.topbar-icon-btn:hover { background-color: rgba(225, 226, 236, 0.3); }

/* CARDS / PAGE HEADER */
.page-header {
    display: flex; flex-wrap: wrap; justify-content: space-between;
    align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem;
}
.page-header h1 {
    font-size: 30px; line-height: 38px; letter-spacing: -0.02em;
    font-weight: 600; color: var(--color-text); margin-bottom: 0.2rem;
}
.page-header p { color: var(--color-text-muted); margin-bottom: 0; font-size: 0.875rem; }

.card-app {
    background: var(--color-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
}
.card-app .card-header {
    background: transparent; border-bottom: 1px solid var(--color-border);
    font-weight: 600; padding: 1rem 1.25rem;
}
.card-app .card-body { padding: 1.25rem; }

/* BOTONES */
.btn-primary {
    background-color: var(--color-primary); border-color: var(--color-primary);
    color: var(--color-on-primary); border-radius: var(--radius-sm);
    font-weight: 500; box-shadow: var(--shadow-card);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--color-primary-container); border-color: var(--color-primary-container);
    color: var(--color-on-primary);
}
.btn-outline-primary {
    color: var(--color-text-muted); border-color: var(--color-border);
    background-color: var(--color-card); border-radius: var(--radius-sm); font-weight: 500;
}
.btn-outline-primary:hover {
    background-color: var(--color-surface-container-high); border-color: var(--color-border); color: var(--color-text);
}
.btn-light {
    background-color: var(--color-card); border: 1px solid var(--color-border);
    color: var(--color-text-muted); border-radius: var(--radius-sm);
}
.btn-light:hover { background-color: var(--color-surface-container-high); color: var(--color-text); }
.btn-icon {
    width: 36px; height: 36px; display: inline-flex; align-items: center;
    justify-content: center; border-radius: var(--radius-sm); padding: 0;
}
.fab-button {
    position: fixed; bottom: 2rem; right: 2rem; width: 56px; height: 56px;
    border-radius: 50%; background: var(--color-primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 10px 28px rgba(0, 61, 155, 0.35); z-index: 1030;
    transition: transform .2s ease;
}
.fab-button:hover { transform: scale(1.08); color: #fff; }

/* FILTROS (barra horizontal con buscador integrado) */
.filters-bar { border-radius: var(--radius-lg); }
.filters-bar .form-label {
    font-size: 11px; font-weight: 600; color: var(--color-secondary); margin-bottom: 0.4rem;
}
.filters-bar .form-select,
.filters-bar .form-control {
    background-color: var(--color-surface-container-low); border: none;
    border-radius: var(--radius-sm); font-size: 0.8125rem; padding: 0.5rem 0.75rem;
}
.filters-bar .form-select:focus,
.filters-bar .form-control:focus { box-shadow: 0 0 0 3px rgba(0, 61, 155, 0.15); }
.filters-bar .search-field { position: relative; }
.filters-bar .search-field .material-symbols-outlined {
    position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); color: var(--color-text-muted);
}
.filters-bar .search-field input { padding-left: 2.5rem; }

.estado-toggle-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.estado-pill {
    border: 1px solid var(--color-border); background: var(--color-card); color: var(--color-text-muted);
    font-size: 0.8125rem; font-weight: 500; padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm); transition: all .15s ease;
}
.estado-pill:hover { background-color: var(--color-surface-container-high); }
.estado-pill.active {
    border-color: var(--color-primary); background: rgba(0, 61, 155, 0.05); color: var(--color-primary);
}
.estado-pill-reservados { margin-left: 0.25rem; border-style: dashed; }
.estado-pill-reservados.active {
    border-style: solid; border-color: var(--color-tertiary-container);
    background: var(--color-tertiary-fixed); color: var(--color-tertiary);
}

/* TABLA DE CLIENTES */
.table-clientes { margin-bottom: 0; }
.table-clientes thead th {
    background-color: var(--color-surface-container-low); font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border); font-weight: 600;
    white-space: nowrap; padding: 1rem 1.5rem;
}
.table-clientes tbody td {
    padding: 1rem 1.5rem; vertical-align: middle; border-bottom: 1px solid var(--color-border);
    font-size: 0.8125rem; color: var(--color-text-muted);
}
.table-clientes tbody tr:last-child td { border-bottom: none; }
.table-clientes tbody tr { transition: background-color .15s ease; }
.table-clientes tbody tr:hover { background-color: rgba(0, 61, 155, 0.04); }
.cliente-folio {
    display: inline-block;
    font-weight: 700;
    color: var(--color-primary);
    background-color: var(--color-primary-fixed);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    letter-spacing: 0.01em;
}
.cliente-avatar {
    width: 32px; height: 32px; border-radius: 50%; background: var(--color-primary-fixed);
    color: var(--color-primary); display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 0.7rem; flex-shrink: 0;
}
.cliente-nombre-cell { display: flex; align-items: center; gap: 0.65rem; }
.cliente-nombre-cell .nombre { font-weight: 500; color: var(--color-text); font-size: 0.8125rem; }
.cliente-nombre-cell .correo { font-size: 0.75rem; color: var(--color-text-muted); }

.row-actions {
    display: flex; justify-content: flex-end; gap: 0.25rem;
}
.row-action-btn {
    width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm); border: none; background: transparent; color: var(--color-text-muted);
    transition: all .15s ease;
}
.row-action-btn:hover { background-color: rgba(0, 61, 155, 0.1); color: var(--color-primary); }
.row-action-btn.danger:hover { background-color: var(--color-danger-bg); color: var(--color-danger); }

/* BADGES DE ESTADO */
.badge-estado {
    display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.3rem 0.65rem;
    border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 500;
}
.badge-estado::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-estado.estado-activa { background: var(--color-success-bg); color: var(--color-success); }
.badge-estado.estado-pendiente { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-estado.estado-suspendida { background: var(--color-info-bg); color: var(--color-info); }
.badge-estado.estado-cancelada,
.badge-estado.estado-vencida { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-folio-estado.estado-disponible { background: var(--color-info-bg); color: var(--color-info); }
.badge-folio-estado.estado-reservado { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-folio-estado.estado-activo { background: var(--color-success-bg); color: var(--color-success); }
.badge-folio-estado.estado-cancelado { background: var(--color-danger-bg); color: var(--color-danger); }

/* FORMULARIOS */
.form-section {
    border: 1px solid var(--color-border); border-radius: var(--radius-lg);
    padding: 1.25rem; margin-bottom: 1.25rem; background: var(--color-card);
}
.form-section .section-title {
    display: flex; align-items: center; gap: 0.6rem; font-weight: 600;
    font-size: 1rem; margin-bottom: 1.1rem; color: var(--color-text);
}
.form-section .section-title .icon-badge {
    width: 32px; height: 32px; border-radius: var(--radius-sm);
    background: var(--color-primary-fixed); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
}
.form-label { font-weight: 500; font-size: 0.8125rem; color: var(--color-text); }
.form-label .text-danger { font-weight: 400; }
.form-control, .form-select { border-radius: var(--radius-sm); border-color: var(--color-border); font-size: 0.875rem; }
.form-control:focus, .form-select:focus {
    border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(0, 61, 155, 0.12);
}
.invalid-feedback { display: none; }
.is-invalid ~ .invalid-feedback,
.was-validated-field.is-invalid .invalid-feedback { display: block; }
.form-check-card {
    border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 0.6rem 0.9rem;
    display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.5rem;
    transition: border-color .15s ease, background-color .15s ease;
}
.form-check-card:has(input:checked) { border-color: var(--color-primary); background-color: rgba(0, 61, 155, 0.05); }

/* FOLIO ORIGEN (radio cards) */
.folio-origen-option {
    border: 1.5px solid var(--color-border); border-radius: var(--radius-md); padding: 1rem;
    cursor: pointer; transition: border-color .15s ease, background-color .15s ease;
}
.folio-origen-option:has(input:checked) { border-color: var(--color-primary); background-color: rgba(0, 61, 155, 0.05); }
.folio-origen-option input { margin-top: 0.2rem; }

/* PAGINACIÓN */
.pagination-bar {
    display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem;
    background-color: var(--color-surface-container-low); border-top: 1px solid var(--color-border);
    flex-wrap: wrap; gap: .75rem;
}
.pagination-bar .text-muted { font-size: 0.8125rem; color: var(--color-text-muted); }
.pagination { gap: 0.25rem; }
.pagination .page-link {
    border: 1px solid transparent; color: var(--color-text-muted); border-radius: var(--radius-sm);
    font-size: 0.8125rem; font-weight: 500; padding: 0.35rem 0.7rem;
}
.pagination .page-link:hover { background-color: var(--color-surface-container-high); }
.pagination .page-item.active .page-link {
    background-color: var(--color-primary); border-color: var(--color-primary); color: #fff;
}
.pagination .page-item:first-child .page-link,
.pagination .page-item:last-child .page-link { border-color: var(--color-border); }

/* IMPORTACIÓN EXCEL */
.dropzone {
    border: 2px dashed var(--color-border); border-radius: var(--radius-lg); padding: 2.5rem 1.5rem;
    text-align: center; background: var(--color-surface-container-low); cursor: pointer;
    transition: border-color .15s ease, background-color .15s ease;
}
.dropzone.dragover { border-color: var(--color-primary); background-color: rgba(0, 61, 155, 0.05); }
.import-summary-table { max-height: 320px; overflow-y: auto; }
.import-row-error { background-color: var(--color-danger-bg); }
.import-row-ok { background-color: var(--color-success-bg); }

/* TIMELINE (historial) */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
    content: ""; position: absolute; left: 9px; top: 4px; bottom: 4px;
    width: 2px; background: var(--color-border);
}
.timeline-item { position: relative; padding-bottom: 1.5rem; }
.timeline-item::before {
    content: ""; position: absolute; left: -2rem; top: 4px; width: 12px; height: 12px;
    border-radius: 50%; background: var(--color-primary); border: 2px solid #fff;
    box-shadow: 0 0 0 2px var(--color-primary-fixed);
}
.timeline-item .timeline-date { font-size: 0.78rem; color: var(--color-text-muted); }

#alertContainer {
    position: fixed;
    top: 1rem;
    right: 1rem;
    left: 1rem;
    z-index: 1090;
    max-width: 420px;
    margin-left: auto;
}
@media (max-width: 575.98px) {
    #alertContainer { left: 1rem; right: 1rem; max-width: none; }
}

/* UTILIDADES */
.text-muted-soft { color: var(--color-text-muted); }
.cursor-pointer { cursor: pointer; }
.text-tertiary { color: var(--color-tertiary-container); }
.bg-tertiary { background-color: var(--color-tertiary-container); color: #fff; }
.bg-tertiary-light { background-color: var(--color-tertiary-fixed); color: var(--color-tertiary); }
.skeleton {
    background: linear-gradient(90deg, var(--color-surface-container-high) 25%, var(--color-surface-container) 37%, var(--color-surface-container-high) 63%);
    background-size: 400% 100%; animation: skeleton-loading 1.4s ease infinite; border-radius: var(--radius-sm);
}
@keyframes skeleton-loading { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }