/* =============================================
   DRELO — Sistema de Diseño Compartido
   ============================================= */

/* --- Fuentes --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* --- Variables (Paleta DRELO) --- */
:root {
    /* Marca DRELO */
    --drelo-dark: #2d6a2e;
    --drelo-main: #3a7d44;
    --drelo-medium: #4a8c50;
    --drelo-light: #e8f5e9;
    --drelo-bg: #f1f8f2;

    /* Textos */
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;

    /* Fondos */
    --bg-body: #f8fafc;
    --bg-white: #ffffff;
    --bg-sidebar: #ffffff;

    /* Bordes */
    --border: #e2e8f0;
    --border-light: #f1f5f9;

    /* Estados */
    --danger: #ef4444;
    --danger-light: #fef2f2;
    --warning: #f59e0b;
    --warning-light: #fffbeb;
    --success: #10b981;
    --success-light: #d1fae5;
    --info: #3b82f6;
    --info-light: #eff6ff;

    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Bordes redondeados */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Transiciones */
    --transition: all 0.2s ease;
}

/* --- Reset Base --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-body);
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

/* --- Sidebar Compartido --- */
.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 24px;
    height: 100vh;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 36px;
}

.brand-logo {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.brand-text h1 {
    font-size: 18px;
    font-weight: 700;
    color: var(--drelo-dark);
    margin: 0;
}

.brand-text span {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Menú de navegación */
.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
    cursor: pointer;
}

.nav-link:hover {
    background-color: var(--drelo-light);
    color: var(--drelo-dark);
}

.nav-link.active {
    background-color: var(--drelo-light);
    color: var(--drelo-dark);
    font-weight: 600;
}

.nav-link.active i {
    color: var(--drelo-main);
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}

/* Sidebar — colapsar/expandir */
.sidebar {
    transition: width 0.25s ease, padding 0.25s ease;
}

.sidebar-toggle-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 9px 16px;
    border-radius: var(--radius-md);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    font-family: inherit;
    margin-bottom: 16px;
}

.sidebar-toggle-btn i {
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-toggle-btn:hover {
    background: var(--drelo-light);
    color: var(--drelo-main);
}

.sidebar-footer {
    border-top: 1px solid var(--border);
    padding-top: 8px;
}

/* Estado colapsado */
.sidebar.collapsed {
    width: 68px;
    padding: 16px 8px;
}

.sidebar.collapsed .brand {
    justify-content: center;
    margin-bottom: 16px;
}

.sidebar.collapsed .brand-text {
    display: none;
}

.sidebar.collapsed .sidebar-toggle-btn {
    justify-content: center;
    padding: 9px 8px;
    gap: 0;
}

.sidebar.collapsed .nav-text {
    display: none;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 11px 8px;
}

.sidebar.collapsed .nav-link i {
    width: auto;
}

/* Tooltip en modo colapsado */
.sidebar.collapsed .nav-link {
    position: relative;
}

.sidebar.collapsed .nav-link::after {
    content: attr(title);
    position: absolute;
    left: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    background: #1e293b;
    color: #f8fafc;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    z-index: 200;
}

.sidebar.collapsed .nav-link:hover::after {
    opacity: 1;
}


/* --- Componentes Comunes --- */

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--drelo-dark);
}

.btn-outline {
    background: var(--bg-white);
    color: var(--text-main);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--bg-body);
}

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

.btn-danger:hover {
    background: #fee2e2;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-success {
    background: var(--success-light);
    color: #065f46;
}

.badge-danger {
    background: var(--danger-light);
    color: #991b1b;
}

.badge-warning {
    background: var(--warning-light);
    color: #92400e;
}

.badge-info {
    background: var(--info-light);
    color: #1e40af;
}

.badge-drelo {
    background: var(--drelo-light);
    color: var(--drelo-dark);
}

/* Inputs */
.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.input:focus {
    border-color: var(--drelo-medium);
    box-shadow: 0 0 0 3px rgba(74, 140, 80, 0.1);
}

.input-search {
    background: #f0f2f5;
    border: none;
    padding: 9px 14px 9px 36px;
    border-radius: var(--radius-md);
}

/* Tarjetas */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    transition: var(--transition);
}

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

/* Avatares */
.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--drelo-light), #c8e6c9);
    color: var(--drelo-dark);
    font-weight: 600;
    flex-shrink: 0;
}

.avatar-sm {
    width: 36px;
    height: 36px;
    font-size: 14px;
}

.avatar-md {
    width: 45px;
    height: 45px;
    font-size: 18px;
}

.avatar-lg {
    width: 64px;
    height: 64px;
    font-size: 24px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    visibility: hidden;
    opacity: 0;
    transition: var(--transition);
    backdrop-filter: blur(2px);
}

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

.modal {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    width: 420px;
    max-width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 28px;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.open .modal {
    transform: translateY(0);
}

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

.modal-title {
    font-size: 18px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px;
}

/* Formularios */
.form-group {
    margin-bottom: 16px;
}

/* Etiquetas dentro de form-group sin clase explícita */
.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

/* Alias bootstrap-style usado en modales de la app */
.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 13px;
    color: var(--text-main);
    background: var(--bg-white);
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--drelo-medium);
    box-shadow: 0 0 0 3px rgba(74, 140, 80, 0.1);
}

select.form-control {
    cursor: pointer;
    appearance: auto;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    background: var(--bg-white);
    cursor: pointer;
}

.form-select:focus {
    border-color: var(--drelo-medium);
}

.form-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    resize: vertical;
    min-height: 80px;
}

/* Status Tags */
.status-tag {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tag-success {
    background: var(--success-light);
    color: #065f46;
}

.tag-info {
    background: var(--info-light);
    color: #075985;
}

.tag-warning {
    background: var(--warning-light);
    color: #92400e;
}

.tag-danger {
    background: var(--danger-light);
    color: #991b1b;
}

.tag-drelo {
    background: var(--drelo-light);
    color: var(--drelo-dark);
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

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

.text-sm {
    font-size: 13px;
}

.text-xs {
    font-size: 11px;
}

.fw-600 {
    font-weight: 600;
}

.fw-700 {
    font-weight: 700;
}

.truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* --- Header Actions (Conversaciones) --- */
.header-select {
    font-size: 12px;
    padding: 6px 30px 6px 12px;
    /* Extra espacio a la derecha para flecha */
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: var(--bg-white);
    color: var(--text-main);
    cursor: pointer;
    outline: none;
    transition: var(--transition);
    height: 32px;
    min-width: 140px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2364748b' width='16px' height='16px'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
}

.header-select:hover {
    border-color: var(--drelo-medium);
    background-color: var(--bg-body);
}

.header-select:focus {
    border-color: var(--drelo-main);
    box-shadow: 0 0 0 2px rgba(58, 125, 68, 0.1);
}

.header-btn {
    font-size: 12px;
    padding: 0 16px;
    height: 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    /* Reset */
}

/* Estado: Cerrado -> Botón Reabrir (Verde/Positivo) */
.header-btn-reabrir {
    background-color: var(--drelo-light);
    color: var(--drelo-dark);
    border: 1px solid var(--drelo-light);
}

.header-btn-reabrir:hover {
    background-color: var(--drelo-main);
    color: white;
    border-color: var(--drelo-main);
}

/* Estado: Abierto -> Botón Cerrar (Gris/Neutro/Danger light hover) */
.header-btn-cerrar {
    background-color: var(--bg-white);
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.header-btn-cerrar:hover {
    background-color: var(--danger-light);
    color: var(--danger);
    border-color: var(--danger-light);
}