/* ============================================
   PLATAFORMA SENTIMENT ANALYSIS — YAPE
   Tema Oscuro · Estilo Brandwatch
   ============================================ */

/* Variables CSS del tema */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #0f0f0f;
    --bg-card: #111111;
    --bg-card-hover: #1a1a1a;
    --bg-input: #0a0a0a;
    --bg-tertiary: #141414;
    --border-color: #00e5ff;
    --border-focus: #00e5ff;
    --text-primary: #e0e0e0;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent-primary: #00e5ff;
    --accent-primary-hover: #00bcd4;
    --accent-secondary: #00e5ff;
    --accent-green: #00e5ff;
    --accent-red: #ff4081;
    --accent-yellow: #f0c000;
    --accent-orange: #ff6d00;
    --positive: #00e5ff;
    --negative: #ff4081;
    --neutral: #f0c000;
    --sidebar-width: 260px;
    --navbar-height: 70px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 2px 8px rgba(0, 229, 255, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 229, 255, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 229, 255, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent-secondary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-primary);
}

/* ============================================
   SCROLLBAR PERSONALIZADO
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============================================
   PANTALLA DE LOGIN
   ============================================ */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.15), transparent 70%);
    top: -200px;
    right: -200px;
    animation: pulse-glow 4s ease-in-out infinite;
}

.login-container::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.1), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: pulse-glow 5s ease-in-out infinite reverse;
}

@keyframes pulse-glow {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    max-width: 120px;
    height: auto;
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-size: 1.6rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1;
}

.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #00bcd4, #00e5ff);
    color: #000;
    padding: 0.85rem;
    font-size: 1rem;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #00acc1, #00e5ff);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 229, 255, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}

.btn-success {
    background: var(--positive);
    color: #fff;
}

.btn-success:hover {
    background: #2ea043;
}

.btn-danger {
    background: var(--negative);
    color: #fff;
}

.btn-danger:hover {
    background: #da3633;
}

.btn-warning {
    background: var(--accent-yellow);
    color: #000;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* ============================================
   ALERTAS / FLASH MESSAGES
   ============================================ */
.alert {
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: fadeInUp 0.3s ease-out;
}

.alert-danger {
    background: rgba(248, 81, 73, 0.12);
    border: 1px solid rgba(248, 81, 73, 0.3);
    color: var(--negative);
}

.alert-warning {
    background: rgba(210, 153, 34, 0.12);
    border: 1px solid rgba(210, 153, 34, 0.3);
    color: var(--accent-yellow);
}

.alert-success {
    background: rgba(63, 185, 80, 0.12);
    border: 1px solid rgba(63, 185, 80, 0.3);
    color: var(--positive);
}

.alert-info {
    background: rgba(0, 212, 255, 0.12);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--accent-secondary);
}

/* ============================================
   LAYOUT: SIDEBAR + CONTENIDO PRINCIPAL
   ============================================ */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    padding: 0 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--navbar-height);
    box-sizing: border-box;
}

.sidebar-header img {
    height: 48px;
    max-width: 100%;
    object-fit: contain;
    border-radius: 0;
}

.sidebar-brand {
    font-size: 1.1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    padding: 1rem 0;
    flex: 1;
    overflow-y: auto;
}

.nav-section {
    padding: 0.3rem 1.5rem;
    margin-top: 1rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.65rem 1.5rem;
    color: var(--text-secondary);
    transition: var(--transition);
    cursor: pointer;
    font-size: 0.9rem;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(0, 229, 255, 0.08);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(0, 229, 255, 0.12);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    font-weight: 500;
}

.nav-item svg,
.nav-item .nav-icon {
    width: 18px;
    height: 18px;
    opacity: 0.8;
    flex-shrink: 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--negative);
    color: #fff;
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    color: #fff;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* MAIN CONTENT */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    overflow-x: hidden;
}

/* NAVBAR SUPERIOR */
.navbar {
    height: var(--navbar-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 90;
}

.navbar-title {
    font-size: 1.15rem;
    font-weight: 600;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.navbar-btn:hover {
    background: rgba(0, 229, 255, 0.1);
    color: var(--text-primary);
}

.navbar-btn .badge {
    position: absolute;
    top: 0;
    right: 0;
    width: 8px;
    height: 8px;
    background: var(--negative);
    border-radius: 50%;
}

/* CONTENT AREA */
.content {
    padding: 2rem;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.3rem;
}

/* ============================================
   CARDS DE KPI
   ============================================ */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    margin-bottom: 1.2rem;
}

.kpi-grid-5 {
    grid-template-columns: repeat(5, 1fr);
}

.kpi-grid-4 {
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: var(--transition);
}

.kpi-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.kpi-card:hover::before {
    opacity: 1;
}

.kpi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.8rem;
}

.kpi-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 255, 0.12);
}

.kpi-icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent-primary);
}

.kpi-icon.facebook {
    background: rgba(24, 119, 242, 0.12);
}

.kpi-icon.facebook svg {
    color: #1877f2;
}

.kpi-icon.instagram {
    background: rgba(225, 48, 108, 0.12);
}

.kpi-icon.instagram svg {
    color: #e1306c;
}

.kpi-icon.tiktok {
    background: rgba(255, 0, 80, 0.12);
}

.kpi-icon.tiktok svg {
    color: #ff0050;
}

.kpi-icon.linkedin {
    background: rgba(10, 102, 194, 0.12);
}

.kpi-icon.linkedin svg {
    color: #0a66c2;
}

.kpi-icon.youtube {
    background: rgba(255, 0, 0, 0.12);
}

.kpi-icon.youtube svg {
    color: #ff0000;
}

.kpi-change {
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: 600;
}

.kpi-change.positive {
    background: rgba(0, 229, 255, 0.15);
    color: var(--positive);
}

.kpi-change.negative {
    background: rgba(255, 64, 129, 0.15);
    color: var(--negative);
}

.kpi-value {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.3rem;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ============================================
   GRÁFICAS
   ============================================ */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
    margin-bottom: 2rem;
    min-width: 0;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    min-width: 0;
}

.chart-card.full-width {
    grid-column: span 2;
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.chart-title {
    font-size: 1rem;
    font-weight: 600;
}

.chart-filters {
    display: flex;
    gap: 0.5rem;
}

.chart-canvas-container {
    position: relative;
    width: 100%;
    height: 280px;
}

/* ============================================
   TABLAS
   ============================================ */
.table-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 2rem;
}

.table-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.table-title {
    font-size: 1rem;
    font-weight: 600;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.table-filters {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    align-items: center;
}

.filter-select,
.filter-input {
    padding: 0.5rem 0.8rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.filter-select:focus,
.filter-input:focus {
    border-color: var(--border-focus);
    outline: none;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead th {
    background: var(--bg-secondary);
    padding: 1rem;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 0.8rem 1rem;
    font-size: 0.88rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: var(--bg-card-hover);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Fix misalignment in table select elements */
.data-table select,
.data-table input {
    box-sizing: border-box !important;
    margin: 0 !important;
    vertical-align: middle !important;
    height: 30px !important;
    padding-top: 2px !important;
    padding-bottom: 2px !important;
}

.data-table .btn {
    height: 30px !important;
    padding-top: 2px !important;
    padding-bottom: 2px !important;
    display: inline-flex !important;
    align-items: center !important;
}

/* Badges de sentimiento */
.badge-sentiment {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.65rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-positivo {
    background: rgba(0, 229, 255, 0.15);
    color: var(--positive);
}

.badge-negativo {
    background: rgba(255, 64, 129, 0.15);
    color: var(--negative);
}

.badge-neutro {
    background: rgba(240, 192, 0, 0.15);
    color: var(--neutral);
}

.badge-pendiente {
    background: rgba(240, 192, 0, 0.15);
    color: var(--accent-yellow);
}

/* Badges de red social */
.badge-red {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-facebook {
    background: rgba(24, 119, 242, 0.15);
    color: #1877f2;
}

.badge-instagram {
    background: rgba(225, 48, 108, 0.15);
    color: #e1306c;
}

.badge-tiktok {
    background: rgba(255, 0, 80, 0.15);
    color: #ff0050;
}

.badge-linkedin {
    background: rgba(10, 102, 194, 0.15);
    color: #0a66c2;
}

.badge-youtube {
    background: rgba(255, 0, 0, 0.15);
    color: #ff0000;
}

/* Paginación */
.pagination {
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pagination-buttons {
    display: flex;
    gap: 0.3rem;
}

.page-btn {
    padding: 0.35rem 0.7rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}

.page-btn:hover,
.page-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #fff;
}

/* ============================================
   MODALES
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.3rem;
    padding: 0.3rem;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--negative);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* ============================================
   UTILIDADES
   ============================================ */
.text-positive {
    color: var(--positive);
}

.text-negative {
    color: var(--negative);
}

.text-neutral {
    color: var(--neutral);
}

.text-muted {
    color: var(--text-muted);
}

.text-center {
    text-align: center;
}

.d-flex {
    display: flex;
}

.align-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 250px;
}

/* ============================================
   CHECKBOX PERSONALIZADO (Recordarme)
   ============================================ */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--bg-input);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.checkbox-group input[type="checkbox"]:checked {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.checkbox-group input[type="checkbox"]:checked::after {
    content: '\2713';
    position: absolute;
    top: -1px;
    left: 2px;
    font-size: 12px;
    color: #fff;
}

.checkbox-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(13, 17, 23, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
    z-index: 10;
}

/* ============================================
   RESPONSIVO (>=1280px)
   ============================================ */
@media (max-width: 1400px) {
    .kpi-grid-5 {
        grid-template-columns: repeat(5, 1fr);
    }

    .kpi-grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1280px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .kpi-grid-5 {
        grid-template-columns: repeat(5, 1fr);
    }

    .kpi-grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {
    .kpi-grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }

    .kpi-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .chart-card.full-width {
        grid-column: span 1;
    }

    .content {
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    .kpi-grid-5 {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .kpi-grid-4 {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .charts-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .content {
        padding: 1rem;
    }

    .kpi-value {
        font-size: 1.4rem;
    }

    .chart-canvas-container {
        height: 220px;
    }
}

@media (max-width: 480px) {

    .kpi-grid-5,
    .kpi-grid-4 {
        grid-template-columns: 1fr;
    }
}