:root {
    /* Colores Corporativos */
    --primary-color: #00a1b9;        /* oscuro  */
    --primary-dark:  #006e7e;         /* corporativo principal */
    --primary-light: #6aecff;        /* claro */
    --secondary-color: #FF6B35;      /* acento */
    --accent-color: #00737e;         /* brillante */
    
    /* Grises */
    --gray-50: #F8F9FA;
    --gray-100: #E9ECEF;
    --gray-200: #DEE2E6;
    --gray-300: #CED4DA;
    --gray-400: #ADB5BD;
    --gray-500: #6C757D;
    --gray-600: #495057;
    --gray-700: #343A40;
    --gray-800: #212529;
    --gray-900: #1A1D20;
    
    /* Estados */
    --success-color: #28A745;
    --warning-color: #FFC107;
    --danger-color: #DC3545;
    --info-color: #17A2B8;
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Roboto Mono', 'Courier New', monospace;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Bordes */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    --header-height: 80px; /* altura real del header */
    --sidebar-width: 185px;
}


.app-wrapper {
    display: flex;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

header {
    height: var(--header-height);
    font-weight: 600;
}
/* Layout general */
.layout { 
    width: 100%; 
    min-height: calc(100vh - 60px);
}

.sidebar {
    background: #f5f7fb;
    padding: 1rem;
    border-right: 1px solid #e0e0e0;
    width: var(--sidebar-width);    
    color: white;    
    position: fixed;
    left: 0;
    transition: transform 0.3s ease-in-out;
    overflow-y: auto; 
    top: var(--header-height);   /* empieza debajo del header */
    height: calc(100vh - var(--header-height)); /* ocupa el resto */
    }
.sidebar-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-card {
    display: flex;
    align-items: center;
    gap: .65rem;
    background: #ffffff;
    padding: .55rem 1.2rem ;
    border-radius: 1.0rem;
    border: 1.5px solid #dee2e6;
    color: #333;
    font-weight: 700;
    transition: all 0.25s ease;
}

.sidebar-icon {
    font-size: 22px;
}

/* Hover */
.sidebar-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
    background: #eef2ff;
}

/* Card admin */
.sidebar-card.admin-card {
    background: #fff5e6;
}

.sidebar-card.admin-card:hover {
    background: #ffe8c2;
}
.sidebar-header h2 {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 22px;
}

/* Secciones */
.sidebar-section {
    margin-top: 15px;
}

.sidebar-section h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    margin-bottom: 5px;
}

/* Iconos */
.material-icons.small {
    font-size: 10px;
}

/* Stats */
.sidebar-stats {
    list-style: none;
    padding: 0;
}

.sidebar-stats li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 16px;
    opacity: 0.9;
    transition: 0.2s;
}

.sidebar-stats li:hover {
    opacity: 1;
    transform: translateX(5px);
}

/* Contenido principal */
.content {
    margin-left:var(--sidebar-width);
    padding: 2.5rem 2rem;
    width: 100%;
    transition: margin-left 0.3s;
}

/* BOTÓN MOBILE */

.mobile-menu-btn {
    position: fixed;
    top: calc(var(--header-height) - 38px);
    left: 14px;

    padding: 4px 10px;
    font-size: 0.9rem;
    font-weight: 600;
    
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.1);

    z-index: 1100;
    display: none;
    cursor: pointer;
}
.sidebar.open ~ .mobile-menu-btn {
    opacity: 0;
    pointer-events: none;
}
/* RESPONSIVE */
@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .content {
        margin-left: 0;
       
        width: 100%;
    }
     .app-wrapper {
        flex-direction: column;
    }

     .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}
@media (max-width: 480px) {
    .mobile-menu-btn {
        top: calc(var(--header-height) - 01px);
        left: 10px;
        font-size: 0.85rem;
    }
}
 
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
}

#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; 
    pointer-events: none; 
}
.login-box {
    background: white;
    padding: 25px;
    border-radius: 10px;
    width: 300px;
    box-shadow: 0 0 20px rgba(0,0,0,0.2);
    animation: fadeIn 1.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Roboto+Mono:wght@400;500&display=swap');

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ========================================
   LAYOUT
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 145px;
    padding: var(--header-height);
  
}

/* ========================================
   HEADER
   ======================================== */

.main-header {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    height: var(--header-height);
}

.header-stats-row{
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    gap: 20px;
}

/*
.header-row {
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px var(--spacing-xl);
    gap: 20px;
}*/
.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;         

    gap: 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.header-stats {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;            
    justify-content: center;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    text-decoration: none;
}

.header-logo {
    height: 50px;
}

.site-title {
    font-size: 1.3rem;
    font-weight: 700;
}

/* USUARIO */
.user-info {
    display: flex;
    flex-direction: column;
    font-size: 1.0rem;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.user-nickname {
    font-weight: 600;
    
}

.user-dept {
    font-size: 0.95rem;
    opacity: 1.5;
    
}

/* ========================================
   FOOTER
   ======================================== */

.main-footer {
    background-color: var(--gray-800);
    color: var(--gray-300);
    padding: var(--spacing-xl);
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-note {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-top: var(--spacing-sm);
}

/* ========================================
   BOTONES
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--gray-500);
    color: white;
}

.btn-secondary:hover {
    background-color: var(--gray-600);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #C82333;
}

.btn-logout {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 6px 14px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
}

.btn-logout:hover {
    background-color: rgba(255, 255, 255, 0.25);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-link {
    background-color: transparent;
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
}

.btn-link:hover {
    background-color: var(--gray-100);
}

/* ========================================
   CARDS
   ======================================== */

.card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    transition: box-shadow var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* ========================================
   FORMULARIOS
   ======================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--gray-700);
}

.form-input,
.form-textarea,
select.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-family);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.radio-group {
    display: flex;
    gap: var(--spacing-lg);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

/* ========================================
   ALERTS
   ======================================== */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid;
}

.alert-success {
    background-color: #D4EDDA;
    border-color: var(--success-color);
    color: #155724;
}

.alert-error {
    background-color: #F8D7DA;
    border-color: var(--danger-color);
    color: #721C24;
}

.alert-warning {
    background-color: #FFF3CD;
    border-color: var(--warning-color);
    color: #856404;
}

.alert-info {
    background-color: #D1ECF1;
    border-color: var(--info-color);
    color: #0C5460;
}

/* ========================================
   PÁGINA DE LOGIN
   ======================================== */

.login-page {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--accent-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-xl);
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: var(--spacing-md);
}

.login-header h1 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.subtitle {
    color: var(--gray-600);
    font-size: 0.875rem;
}

.login-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.nickname-suggestions {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
}

.suggestions-title {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.suggestions-list {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.suggestion-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.suggestion-btn:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ========================================
   DASHBOARD
   ======================================== */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.dashboard-header {
    margin-bottom: var(--spacing-xl);
}

.highlight {
    color: var(--primary-color);
}

.stats-grid {
    display: flex;
    align-items: center;
    gap: 10px;                     
    flex-wrap: nowrap;  
}

.stat-card {
    background: white;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    /*box-shadow: var(--shadow-sm);*/ 
    padding: 6px 10px;
    width: fit-content;           
    white-space: nowrap;
    font-size: 0.75rem;
    
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    font-size: 0.9rem;
}

.stat-content h3 {
    font-size: .9rem;
    color: var(--primary-color);
    margin: 0;
}

.stat-content p {
    margin: 0;
    color: var(--gray-900);
    font-size: 0.7rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.action-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.action-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.action-card.admin-card {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #E55A2B 100%);
    color: white;
}

.action-card.admin-card h3,
.action-card.admin-card p {
    color: white;
}

.action-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}


/* ========================================
   POSTS
   ======================================== */

.post-form-container {
    margin-bottom: var(--spacing-xl);
}

.posts-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.post-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

.post-card:hover {
    box-shadow: var(--shadow-md);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.post-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.post-content {
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.post-multimedia {
    margin-top: var(--spacing-lg);
}

.post-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.post-video {
    max-width: 100%;
    border-radius: var(--border-radius);
}

/* ========================================
   CHAT
   ======================================== */

.chat-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-lg);
    height: calc(100vh - 300px);
}

.chat-sidebar {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    overflow-y: auto;
}

.chat-sidebar h2 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.groups-list,
.users-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.group-item,
.user-item {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    background-color: var(--gray-50);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
}

.group-item:hover,
.user-item:hover {
    background-color: var(--gray-100);
    border-color: var(--primary-color);
}

.group-item.active,
.user-item.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-dark);
}

.group-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.group-desc {
    font-size: 0.875rem;
    opacity: 0.8;
}

.user-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.user-avatar {
    font-size: 2rem;
}

.user-nickname {
    font-weight: 600;
}

.user-dept {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.user-status {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success-color);
}

.chat-main {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
}

.chat-header h2 {
    margin: 0;
    color: white;
}

.chat-description {
    margin: var(--spacing-xs) 0 0 0;
    opacity: 0.9;
}

.chat-notice {
    margin: var(--spacing-sm) 0 0 0;
    font-size: 0.875rem;
    opacity: 0.9;
}

.chat-messages {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.message {
    max-width: 70%;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    animation: messageSlideIn 0.3s ease-out;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-own {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
}

.message-other {
    align-self: flex-start;
    background-color: var(--gray-100);
}

.message-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

.message-author {
    font-weight: 600;
}

.message-time {
    opacity: 0.7;
}

.message-content {
    line-height: 1.5;
}

.chat-input-container {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
    background-color: var(--gray-50);
}

.chat-form {
    display: flex;
    gap: var(--spacing-md);
}

.chat-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    resize: none;
}

.empty-state,
.empty-chat {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
    color: var(--gray-500);
}

/* ========================================
   TABLAS
   ======================================== */

.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-lg);
}

.data-table thead {
    background-color: var(--gray-100);
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.data-table th {
    font-weight: 600;
    color: var(--gray-700);
}

.data-table tbody tr:hover {
    background-color: var(--gray-50);
}

.log-message {
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========================================
   BADGES
   ======================================== */

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
}

.badge-grupo { background-color: #D1ECF1; color: #0C5460; }
.badge-individual { background-color: #D4EDDA; color: #155724; }
.badge-post { background-color: #FFF3CD; color: #856404; }
.badge-login { background-color: #E2E3E5; color: #383D41; }
.badge-sistema { background-color: #F8D7DA; color: #721C24; }
.badge-success { background-color: var(--success-color); color: white; }
.badge-secondary { background-color: var(--gray-400); color: white; }

/* ========================================
   PAGINACIÓN
   ======================================== */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.pagination-info {
    color: var(--gray-600);
}

/* ========================================
   MODAL
   ======================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
}

/* ========================================
   UTILIDADES
   ======================================== */

.empty-message {
    
    text-align: center;
    color: var(--gray-500);
    padding: var(--spacing-xl);
}

.form-value {
    font-weight: 600;
    color: var(--primary-color);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .chat-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .chat-sidebar {
        max-height: 300px;
    }
    
    .stats-grid,
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    .container {
        max-width: 100%;
        margin: 0;
        padding: calc(var(--header-height) + 1rem) 1rem 1rem;
        width: 100%;
    }
}

@media (max-width: 480px) {
      .container {
        padding: calc(var(--header-height) + 0.75rem) 0.5rem 0.5rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}
@media (max-width: 768px) {

    .header-row {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }

    .header-left {
        justify-content: center;
    }

    .header-stats {
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }

    .stat-card {
        padding: 5px 8px;
        font-size: 0.75rem;
    }

    .header-right {
        flex-direction: column;
        align-items: center;
        gap: 6px;
    }

    .user-info {
        align-items: center;
        font-size: 0.6rem;
            }

    .site-title {
        font-size: 1.0rem;
    }

    .header-logo {
        height: 32px;
    }
}
@media (max-width: 768px) {
    .stats-grid {
        flex-wrap: wrap;         
        justify-content: center;
    }

    .stat-card {
        font-size: 0.75rem;
        padding: 5px 8px;
    }
}@media (max-width: 768px) {
    :root {
        --header-height: 200px;
    }
}
 @media (max-width: 900px) {
    .container {
        max-width: 100%;
        margin: 0;
    }
}
@media (max-width: 480px) {

    body,
    .app-wrapper,
    .content {
        width: 100%;
        max-width: 100%;
        margin-left: 0 !important;
        margin-right: 0 !important;
        overflow-x: hidden;
    }

    .content {
        padding: 0.75rem 0.5rem;
    }
    .post-card {
        padding: 1rem;
        border-radius: 12px;
    }

    .page-header {
        align-items: stretch;
        gap: 0.75rem;
    }

    .page-header .btn {
        width: 100%;
        justify-content: center;
    }
}

.chat-badge {
    background: #e53935;
    color: #fff;
    font-size: 12px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 50%;
    margin-left: auto;
    min-width: 18px;
    text-align: center;
    display: inline-block;
}
.chat-input-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    width: 100%;
}

.emoji-btn {
    font-size: 22px;
    background: none;
    border: none;
    cursor: pointer;
}