/**
 * AER Atención (PWA) — Hoja de Estilos Corporativa de Alto Contraste (WCAG AA)
 * Paleta sobre fondo oscuro aprobada para AER Multinet:
 * - Fondo principal: #0B1329
 * - Superficies / Tarjetas: #111D3B / #162447
 * - Títulos: #FFFFFF
 * - Texto principal: #E2E8F0
 * - Texto secundario: #CBD5E1
 * - Enlaces / Acentos destacados: #38BDF8
 */

:root {
    --bg-primary: #0b1329;
    --bg-surface: #111d3b;
    --bg-surface-hover: #17264c;
    --bg-elevated: #1e293b;
    --border-subtle: rgba(148, 163, 184, 0.22);
    --border-focus: #38bdf8;
    --text-heading: #ffffff;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5e1;
    --accent-sky: #38bdf8;
    --accent-sky-dark: #0284c7;
    --accent-green: #22c55e;
    --accent-green-dark: #16a34a;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --radius-lg: 14px;
    --radius-md: 10px;
    --radius-sm: 7px;
}

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

html, body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Cabecera */
.aer-header {
    background: rgba(17, 29, 59, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 14px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    position: sticky;
    top: 0;
    z-index: 50;
    flex-wrap: wrap;
}

.aer-header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.aer-logo {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    flex-shrink: 0;
}

.aer-title-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.aer-title {
    color: var(--text-heading);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.aer-subtitle {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.aer-env-badge {
    font-size: 0.74rem;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 999px;
    background: rgba(56, 189, 248, 0.16);
    color: var(--accent-sky);
    border: 1px solid rgba(56, 189, 248, 0.35);
}

.aer-env-badge.online {
    background: rgba(34, 197, 94, 0.18);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.4);
}

.aer-env-badge.offline {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.45);
}

.aer-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* Contenedor Principal */
.aer-container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 20px 16px 60px;
}

/* Botones */
.aer-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.aer-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.aer-btn-primary {
    background: var(--accent-green-dark);
    color: #ffffff;
    border-color: var(--accent-green);
}

.aer-btn-primary:hover:not(:disabled) {
    background: var(--accent-green);
}

.aer-btn-sky {
    background: var(--accent-sky-dark);
    color: #ffffff;
    border-color: var(--accent-sky);
}

.aer-btn-sky:hover:not(:disabled) {
    background: #0369a1;
}

.aer-btn-outline {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-heading);
    border-color: var(--border-subtle);
}

.aer-btn-outline:hover:not(:disabled) {
    background: rgba(56, 189, 248, 0.14);
    border-color: var(--accent-sky);
}

.aer-btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-subtle);
}

.aer-btn-ghost:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text-heading);
}

.aer-btn-danger-ghost {
    background: rgba(239, 68, 68, 0.12);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.32);
}

.aer-btn-danger-ghost:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.25);
    color: #ffffff;
}

.aer-btn-block {
    width: 100%;
    padding: 11px 16px;
    font-size: 0.96rem;
}

/* Toast de Notificación Interna */
.aer-toast {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
    font-weight: 500;
    border: 1px solid var(--border-focus);
    background: rgba(2, 132, 199, 0.22);
    color: var(--text-heading);
}

.aer-toast.error {
    border-color: var(--accent-red);
    background: rgba(239, 68, 68, 0.22);
}

.aer-toast.success {
    border-color: var(--accent-green);
    background: rgba(22, 163, 74, 0.24);
}

/* Tarjeta de Vinculación / Login */
.aer-auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 72vh;
}

.aer-auth-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.45);
}

.aer-auth-header {
    text-align: center;
    margin-bottom: 20px;
}

.aer-auth-logo {
    width: 64px;
    height: 64px;
    margin-bottom: 10px;
}

.aer-auth-header h2 {
    color: var(--text-heading);
    font-size: 1.35rem;
    margin-bottom: 6px;
}

.aer-auth-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.aer-auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    background: var(--bg-primary);
    padding: 5px;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
    border: 1px solid var(--border-subtle);
}

.aer-auth-tab {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    font-weight: 600;
    cursor: pointer;
}

.aer-auth-tab.active {
    background: var(--accent-sky-dark);
    color: #ffffff;
}

.aer-field {
    margin-bottom: 15px;
}

.aer-field label {
    display: block;
    color: var(--text-heading);
    font-size: 0.86rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.aer-help {
    display: block;
    color: var(--text-secondary);
    font-size: 0.78rem;
    margin-top: 5px;
}

.aer-input, .aer-select {
    width: 100%;
    background: var(--bg-primary);
    color: var(--text-heading);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 0.94rem;
    outline: none;
}

.aer-input::placeholder {
    color: #94a3b8;
}

.aer-input:focus, .aer-select:focus {
    border-color: var(--accent-sky);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.25);
}

.aer-input-code {
    font-family: "Consolas", "Monaco", monospace;
    font-size: 1.25rem;
    letter-spacing: 0.08em;
    text-align: center;
    text-transform: uppercase;
    font-weight: 700;
}

/* KPI Grid */
.aer-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}

.aer-kpi-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px 18px;
}

.aer-kpi-card.has-pending {
    border-color: var(--accent-amber);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.16), rgba(17, 29, 59, 0.96));
}

.aer-kpi-label {
    color: var(--text-secondary);
    font-size: 0.84rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.aer-kpi-value {
    color: var(--text-heading);
    font-size: 2.1rem;
    font-weight: 800;
    line-height: 1.15;
    margin: 6px 0 4px;
}

.aer-kpi-status-text {
    font-size: 1.25rem;
    margin: 10px 0 6px;
}

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

/* Barra de Controles del Dispositivo */
.aer-controls-bar {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-bottom: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.aer-control-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.aer-mute-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
}

.aer-controls-bar .aer-select {
    width: auto;
    padding: 7px 12px;
    font-size: 0.86rem;
}

/* Pestañas */
.aer-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 10px;
    margin-bottom: 16px;
}

.aer-tab {
    background: var(--bg-surface);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    padding: 9px 15px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    white-space: nowrap;
}

.aer-tab:hover {
    color: var(--text-heading);
    border-color: var(--accent-sky);
}

.aer-tab.active {
    background: var(--accent-sky-dark);
    color: #ffffff;
    border-color: var(--accent-sky);
}

.aer-tab-badge {
    background: rgba(0, 0, 0, 0.35);
    color: #ffffff;
    font-size: 0.78rem;
    padding: 1px 7px;
    border-radius: 999px;
}

/* Buscador */
.aer-search-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.aer-search-row .aer-input {
    flex: 1;
    min-width: 240px;
}

.aer-sync-info {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Listado de Conversaciones */
.aer-conv-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.aer-conv-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    transition: background 0.15s ease, border-color 0.15s ease;
    flex-wrap: wrap;
}

.aer-conv-card:hover {
    background: var(--bg-surface-hover);
    border-color: rgba(56, 189, 248, 0.45);
}

.aer-conv-card.is-pending {
    border-left: 4px solid var(--accent-amber);
}

.aer-conv-card.is-urgent {
    border-left: 4px solid var(--accent-red);
}

.aer-conv-main {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    flex: 1;
    min-width: 240px;
}

.aer-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0284c7, #1e3a8a);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid rgba(56, 189, 248, 0.4);
}

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

.aer-conv-header {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}

.aer-conv-name {
    color: var(--text-heading);
    font-size: 1rem;
    font-weight: 700;
}

.aer-conv-phone {
    color: var(--accent-sky);
    font-size: 0.84rem;
    font-weight: 600;
}

.aer-conv-preview {
    color: var(--text-primary);
    font-size: 0.92rem;
    margin-bottom: 6px;
    word-break: break-word;
}

.aer-conv-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.aer-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 700;
}

.aer-pill-unread {
    background: var(--accent-green-dark);
    color: #ffffff;
}

.aer-pill-wait {
    background: rgba(245, 158, 11, 0.2);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.aer-pill-urgent {
    background: rgba(239, 68, 68, 0.24);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.45);
}

.aer-pill-open {
    background: rgba(56, 189, 248, 0.16);
    color: var(--accent-sky);
}

.aer-conv-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.aer-empty-state {
    background: var(--bg-surface);
    border: 1px dashed var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    color: var(--text-secondary);
}

.aer-empty-state h4 {
    color: var(--text-heading);
    font-size: 1.08rem;
    margin-bottom: 6px;
}

.aer-panel-info {
    background: rgba(2, 132, 199, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.35);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 14px;
    font-size: 0.88rem;
}

/* Sección de Dispositivos */
.aer-devices-header-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.aer-devices-header-card h3 {
    color: var(--text-heading);
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.aer-devices-header-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    max-width: 680px;
}

.aer-code-display-box {
    background: linear-gradient(135deg, rgba(2, 132, 199, 0.24), rgba(17, 29, 59, 0.95));
    border: 2px solid var(--accent-sky);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    margin-bottom: 20px;
}

.aer-code-label {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.aer-code-big {
    color: var(--text-heading);
    font-family: "Consolas", "Monaco", monospace;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    margin: 8px 0;
}

.aer-code-sub {
    color: var(--accent-sky);
    font-size: 0.85rem;
}

.aer-section-subtitle {
    color: var(--text-heading);
    font-size: 1.02rem;
    margin: 14px 0 10px;
}

@media (max-width: 640px) {
    .aer-header {
        padding: 12px 14px;
    }
    .aer-conv-actions {
        width: 100%;
        justify-content: flex-end;
    }
    .aer-conv-actions .aer-btn {
        flex: 1;
    }
}