/* =====================================================
   Rmetrics Web � Design System Global
   app.css v1.0  |  Docs/UI.md
   ===================================================== */

/* --- Reset base ------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    height: 100%;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #1F2937;
    background: #F3F4F6;
    -webkit-font-smoothing: antialiased;
}

/* --- Tokens ---------------------------------------- */
:root {
    --rm-primary:     #2563EB;
    --rm-primary-hov: #1D4ED8;
    --rm-primary-50:  #EFF6FF;
    --rm-primary-100: #DBEAFE;
    --rm-success:     #10B981;
    --rm-danger:      #EF4444;
    --rm-warning:     #F59E0B;
    --rm-purple:      #7C3AED;

    --rm-gray-50:  #F9FAFB;
    --rm-gray-100: #F3F4F6;
    --rm-gray-200: #E5E7EB;
    --rm-gray-300: #D1D5DB;
    --rm-gray-400: #9CA3AF;
    --rm-gray-500: #6B7280;
    --rm-gray-600: #4B5563;
    --rm-gray-700: #374151;
    --rm-gray-800: #1F2937;
    --rm-gray-900: #111827;

    --rm-radius-sm: 8px;
    --rm-radius-md: 12px;
    --rm-radius-lg: 16px;
    --rm-radius-xl: 20px;
    --rm-radius-2xl: 24px;

    --rm-shadow-sm: 0 1px 2px rgba(0,0,0,.06);
    --rm-shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --rm-shadow-lg: 0 10px 25px rgba(0,0,0,.10);

    --rm-primary-300: #93C5FD;

    --sidebar-width: 240px;
    --topbar-height: 64px;
}

/* --- Splash --------------------------------------- */
.rm-splash {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--rm-gray-900);
    gap: 16px;
}

.rm-splash-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    letter-spacing: .5px;
}

/* --- App shell ------------------------------------ */
.rm-app { display: flex; height: 100vh; overflow: hidden; }

/* --- Sidebar -------------------------------------- */
.rm-sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: #fff;
    border-right: 1px solid var(--rm-gray-200);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-y: auto;
    position: fixed;
    top: 0; left: 0;
    z-index: 100;
}

.rm-sidebar-brand {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 20px;
    border-bottom: 1px solid var(--rm-gray-200);
    flex-shrink: 0;
}

.rm-sidebar-brand-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(45deg, #2563EB, #10B981);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.rm-sidebar-brand-name {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--rm-gray-900);
}

.rm-sidebar-section { padding: 16px 12px 4px; }

.rm-sidebar-section-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--rm-gray-400);
    text-transform: uppercase;
    letter-spacing: .6px;
    padding: 0 8px;
    margin-bottom: 4px;
}

.rm-sidebar-nav { list-style: none; padding: 0; }

.rm-sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--rm-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--rm-gray-700);
    text-decoration: none;
    transition: background .12s, color .12s;
    margin-bottom: 2px;
}

.rm-sidebar-nav a:hover { background: var(--rm-gray-100); color: var(--rm-gray-900); }
.rm-sidebar-nav a.active { background: var(--rm-primary-50); color: var(--rm-primary); }
.rm-sidebar-nav a.active svg { stroke: var(--rm-primary); }

.rm-sidebar-nav svg {
    width: 18px;
    height: 18px;
    stroke: var(--rm-gray-500);
    flex-shrink: 0;
    fill: none;
    transition: stroke .12s;
}

/* -- Reportes collapsible submenu -- */
.rm-nav-group { list-style: none; }

.rm-nav-group-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 12px;
    border: none;
    border-radius: var(--rm-radius-sm);
    background: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--rm-gray-700);
    cursor: pointer;
    transition: background .12s, color .12s;
    margin-bottom: 2px;
    text-align: left;
}
.rm-nav-group-toggle:hover { background: var(--rm-gray-100); color: var(--rm-gray-900); }
.rm-nav-group-toggle svg:first-child { width: 18px; height: 18px; stroke: var(--rm-gray-500); flex-shrink: 0; fill: none; }

.rm-nav-chevron {
    width: 14px;
    height: 14px;
    margin-left: auto;
    stroke: var(--rm-gray-400);
    fill: none;
    flex-shrink: 0;
    transition: transform .2s;
}
.rm-nav-group--open .rm-nav-chevron { transform: rotate(180deg); }

.rm-nav-submenu {
    list-style: none;
    padding: 0 0 4px 28px;
    display: none;
}
.rm-nav-group--open .rm-nav-submenu { display: block; }

.rm-nav-submenu li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: var(--rm-radius-sm);
    font-size: 13px;
    font-weight: 400;
    color: var(--rm-gray-600);
    text-decoration: none;
    transition: background .12s, color .12s;
    margin-bottom: 1px;
}
.rm-nav-submenu li a:hover { background: var(--rm-gray-100); color: var(--rm-gray-900); }
.rm-nav-submenu li a.active { background: var(--rm-primary-50); color: var(--rm-primary); font-weight: 500; }

.rm-sidebar-footer {
    margin-top: auto;
    padding: 16px 12px;
    border-top: 1px solid var(--rm-gray-200);
}

/* --- Main area ------------------------------------ */
.rm-main {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100vh;
    min-width: 0;
}

/* --- Top bar -------------------------------------- */
.rm-topbar {
    height: var(--topbar-height);
    background: #fff;
    border-bottom: 1px solid var(--rm-gray-200);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
    flex-shrink: 0;
}

.rm-topbar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--rm-gray-900);
    flex: 1;
}

.rm-topbar-actions { display: flex; align-items: center; gap: 12px; }

.rm-topbar-icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--rm-radius-sm);
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rm-gray-500);
    transition: background .12s;
    position: relative;
}

.rm-topbar-icon-btn:hover { background: var(--rm-gray-100); }

.rm-topbar-badge {
    position: absolute;
    top: 4px; right: 4px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--rm-danger);
    border: 2px solid #fff;
}

.rm-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(45deg, #2563EB, #7C3AED);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    flex-shrink: 0;
    user-select: none;
}

.rm-sucursal-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--rm-gray-100);
    border-radius: var(--rm-radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--rm-gray-700);
    cursor: pointer;
    border: none;
    font-family: inherit;
    transition: background .12s;
}

.rm-sucursal-selector:hover { background: var(--rm-gray-200); }

/* --- Page content --------------------------------- */
.rm-page {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 32px 32px 48px;
    width: 100%;
    box-sizing: border-box;
}

.rm-page-header { margin-bottom: 28px; }

.rm-page-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--rm-gray-900);
    margin-bottom: 4px;
}

.rm-page-header p { font-size: 14px; color: var(--rm-gray-500); }

/* --- KPI Grid ------------------------------------- */
.rm-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

/* --- KPI Card ------------------------------------- */
.rm-kpi-card {
    background: #fff;
    border-radius: var(--rm-radius-lg);
    padding: 24px;
    box-shadow: var(--rm-shadow-md);
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.rm-kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--rm-primary), var(--rm-success));
}

.rm-kpi-card.accent-purple::before  { background: linear-gradient(90deg, var(--rm-purple), var(--rm-primary)); }
.rm-kpi-card.accent-green::before   { background: linear-gradient(90deg, var(--rm-success), #059669); }
.rm-kpi-card.accent-warning::before { background: linear-gradient(90deg, var(--rm-warning), #D97706); }

.rm-kpi-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--rm-gray-500);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.rm-kpi-label svg { width: 18px; height: 18px; stroke: var(--rm-gray-400); fill: none; }

.rm-kpi-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--rm-gray-900);
    line-height: 1;
}

.rm-kpi-change {
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.rm-kpi-change.positive { color: var(--rm-success); }
.rm-kpi-change.negative { color: var(--rm-danger); }
.rm-kpi-change.neutral  { color: var(--rm-gray-400); }

/* --- Card genérica -------------------------------- */
.rm-card {
    background: #fff;
    border-radius: var(--rm-radius-lg);
    padding: 24px;
    box-shadow: var(--rm-shadow-md);
    width: 100%;
    box-sizing: border-box;
}

.rm-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.rm-card-title { font-size: 16px; font-weight: 600; color: var(--rm-gray-900); }
.rm-card-subtitle { font-size: 13px; color: var(--rm-gray-500); margin-top: 2px; }

/* --- Grids ---------------------------------------- */
.rm-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.rm-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; margin-bottom: 20px; }

/* --- Table ---------------------------------------- */
.rm-table-wrapper { overflow-x: auto; }

table.rm-table { width: 100%; border-collapse: collapse; font-size: 14px; }

table.rm-table thead th {
    background: var(--rm-gray-50);
    color: var(--rm-gray-600);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .4px;
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--rm-gray-200);
}

table.rm-table tbody tr {
    height: 48px;
    border-bottom: 1px solid var(--rm-gray-100);
    transition: background .1s;
}

table.rm-table tbody tr:hover { background: var(--rm-gray-50); }
table.rm-table tbody td { padding: 0 16px; color: var(--rm-gray-800); }
table.rm-table tbody tr:last-child { border-bottom: none; }

.rm-badge-blue    { background: #DBEAFE; color: #1E40AF; }

/* --- Table utilities ------------------------------ */
.rm-text-right { text-align: right !important; }

/* --- Badge ---------------------------------------- */
.rm-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.rm-badge-success { background: #D1FAE5; color: #065F46; }
.rm-badge-danger  { background: #FEE2E2; color: #991B1B; }
.rm-badge-warning { background: #FEF3C7; color: #92400E; }
.rm-badge-info    { background: #DBEAFE; color: #1E40AF; }
.rm-badge-gray    { background: var(--rm-gray-100); color: var(--rm-gray-600); }
.rm-badge-purple  { background: #EDE9FE; color: #5B21B6; }

/* --- Buttons -------------------------------------- */
.rm-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    padding: 0 20px;
    background: var(--rm-primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--rm-radius-md);
    cursor: pointer;
    transition: background .15s;
    text-decoration: none;
    font-family: inherit;
    white-space: nowrap;
}

.rm-btn-primary:hover:not(:disabled) { background: var(--rm-primary-hov); }
.rm-btn-primary:disabled { opacity: .5; cursor: not-allowed; }

.rm-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    padding: 0 20px;
    background: var(--rm-gray-100);
    color: var(--rm-gray-800);
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--rm-radius-md);
    cursor: pointer;
    font-family: inherit;
    transition: background .15s;
}

.rm-btn-secondary:hover { background: var(--rm-gray-200); }

.rm-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: none;
    color: var(--rm-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    padding: 0;
}

.rm-btn-ghost:hover { text-decoration: underline; }
.rm-btn-sm { height: 32px; padding: 0 12px; font-size: 13px; border-radius: var(--rm-radius-sm); }

/* --- Form ----------------------------------------- */
.rm-field { margin-bottom: 20px; }

.rm-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--rm-gray-700);
    margin-bottom: 6px;
}

.rm-input, .rm-select {
    width: 100%;
    height: 44px;
    border: 1.5px solid var(--rm-gray-300);
    border-radius: var(--rm-radius-sm);
    padding: 0 14px;
    font-size: 14px;
    color: var(--rm-gray-800);
    background: #fff;
    box-sizing: border-box;
    transition: border-color .15s;
    outline: none;
    font-family: inherit;
}

.rm-input:focus, .rm-select:focus { border-color: var(--rm-primary); }
.rm-input.invalid { border-color: var(--rm-danger); }

/* --- Alert ---------------------------------------- */
.rm-alert {
    padding: 14px 16px;
    border-radius: var(--rm-radius-sm);
    font-size: 14px;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.rm-alert-danger  { background: #FEF2F2; color: #B91C1C; border-left: 3px solid var(--rm-danger); }
.rm-alert-success { background: #ECFDF5; color: #065F46; border-left: 3px solid var(--rm-success); }
.rm-alert-info    { background: #EFF6FF; color: #1E40AF; border-left: 3px solid var(--rm-primary); }
.rm-alert-warning { background: #FFFBEB; color: #92400E; border-left: 3px solid var(--rm-warning); }

/* --- Divider -------------------------------------- */
.rm-divider { border: none; border-top: 1px solid var(--rm-gray-200); margin: 20px 0; }

/* --- Spinner -------------------------------------- */
.rm-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: rm-spin .6s linear infinite;
    flex-shrink: 0;
}

.rm-spinner-dark { border-color: rgba(37,99,235,.2); border-top-color: var(--rm-primary); }

@keyframes rm-spin { to { transform: rotate(360deg); } }

/* --- Skeleton ------------------------------------- */
.rm-skeleton {
    background: linear-gradient(90deg, var(--rm-gray-100) 25%, var(--rm-gray-200) 50%, var(--rm-gray-100) 75%);
    background-size: 200% 100%;
    animation: rm-shimmer 1.4s infinite;
    border-radius: var(--rm-radius-sm);
}

@keyframes rm-shimmer { to { background-position: -200% 0; } }

/* --- Blazor error UI ------------------------------ */
#blazor-error-ui {
    background: #FEF2F2;
    color: #B91C1C;
    padding: 12px 20px;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    font-size: 13px;
    display: none;
    align-items: center;
    gap: 12px;
    border-top: 2px solid var(--rm-danger);
    z-index: 9999;
}

#blazor-error-ui.blazor-error-boundary { display: flex; }
#blazor-error-ui .reload { color: var(--rm-primary); font-weight: 600; }
#blazor-error-ui .dismiss { margin-left: auto; cursor: pointer; }

/* --- KPI card variants (accent colors) ------------ */
.rm-kpi-card--primary::before  { background: linear-gradient(90deg, var(--rm-primary), #60A5FA) !important; }
.rm-kpi-card--success::before  { background: linear-gradient(90deg, var(--rm-success), #34D399) !important; }
.rm-kpi-card--warning::before  { background: linear-gradient(90deg, var(--rm-warning), #FCD34D) !important; }
.rm-kpi-card--danger::before   { background: linear-gradient(90deg, var(--rm-danger),  #F87171) !important; }

/* --- Mobile overlay ------------------------------- */
.rm-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 99;
    backdrop-filter: blur(1px);
}

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

/* Tablet: columnas más pequeñas, máx 3 por fila */
@media (max-width: 1024px) {
    .rm-kpi-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
    .rm-page { padding: 24px 20px 40px; }
}

/* Mobile */
@media (max-width: 768px) {
    /* Sidebar oculto por defecto en mobile */
    .rm-sidebar {
        transform: translateX(-100%);
        transition: transform .25s ease;
        z-index: 200;
    }
    /* Sidebar visible cuando está abierto */
    .rm-sidebar.rm-sidebar--open {
        transform: translateX(0);
    }
    /* Overlay visible cuando sidebar está abierto */
    .rm-sidebar--open ~ .rm-sidebar-overlay,
    .rm-sidebar-overlay.rm-sidebar-overlay--visible {
        display: block;
    }
    .rm-main { margin-left: 0; }
    .rm-page { padding: 16px 14px 40px; }
    .rm-kpi-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .rm-grid-2, .rm-grid-3 { grid-template-columns: 1fr; }
    .rm-kpi-value { font-size: 22px; }
    .rm-kpi-card { padding: 16px; gap: 8px; }
    /* Topbar mobile: botón hamburguesa */
    .rm-topbar { padding: 0 16px; }
    .rm-topbar-title { font-size: 15px; }
    .rm-sucursal-selector span.rm-sucursal-selector-label { display: none; }
}

/* Pantallas muy pequeñas: 1 columna */
@media (max-width: 480px) {
    .rm-kpi-grid { grid-template-columns: 1fr; }
}