/* ── Alarma Comunitaria — Frontend CSS ─────────────────────────────── */

.ac-fe-wrap {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    max-width: 900px;
    margin: 0 auto;
    padding: 16px;
    color: #1d2327;
}

/* Login */
.ac-fe-login-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}
.ac-fe-login-box {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,.08);
}
.ac-fe-login-icon { font-size: 48px; margin-bottom: 12px; }
.ac-fe-login-box h2 { margin: 0 0 8px; font-size: 20px; }
.ac-fe-login-box p { color: #646970; margin-bottom: 24px; font-size: 14px; }
.ac-fe-login-box .login-username,
.ac-fe-login-box .login-password,
.ac-fe-login-box .login-remember { text-align: left; margin-bottom: 14px; }
.ac-fe-login-box label { font-size: 13px; font-weight: 600; display: block; margin-bottom: 4px; }
.ac-fe-login-box input[type=text],
.ac-fe-login-box input[type=password] {
    width: 100%; padding: 10px 12px; border: 1px solid #ddd;
    border-radius: 6px; font-size: 14px; box-sizing: border-box;
}
.ac-fe-login-box input[type=submit] {
    width: 100%; padding: 12px; background: #2271b1; color: #fff;
    border: none; border-radius: 6px; font-size: 15px; font-weight: 600;
    cursor: pointer; margin-top: 8px;
}
.ac-fe-login-box input[type=submit]:hover { background: #135e96; }

/* Header */
.ac-fe-header {
    display: flex; align-items: center; justify-content: space-between;
    background: #1d2327; color: #fff; border-radius: 10px;
    padding: 14px 20px; margin-bottom: 16px;
}
.ac-fe-header-left { display: flex; align-items: center; gap: 12px; }
.ac-fe-logo { font-size: 28px; }
.ac-fe-header h2 { margin: 0; font-size: 16px; color: #fff; }
.ac-fe-subtitle { font-size: 12px; color: #a7aaad; }
.ac-fe-header-right { display: flex; align-items: center; gap: 12px; }
.ac-fe-usuario { font-size: 13px; color: #a7aaad; }
.ac-fe-logout { font-size: 12px; color: #a7aaad; text-decoration: none; border: 1px solid #3c434a; border-radius: 4px; padding: 4px 10px; }
.ac-fe-logout:hover { color: #fff; border-color: #646970; }

/* Banner sirena */
.ac-fe-sirena-banner {
    background: #d63638; color: #fff; border-radius: 10px;
    padding: 16px 20px; margin-bottom: 16px;
    display: flex; align-items: center; justify-content: space-between;
    animation: ac-pulso 1.5s infinite;
}
@keyframes ac-pulso {
    0%, 100% { opacity: 1; }
    50%       { opacity: .85; }
}
.ac-fe-sirena-texto { font-size: 15px; font-weight: 600; }
.ac-fe-btn-silenciar {
    background: #fff; color: #d63638; border: none;
    border-radius: 6px; padding: 8px 16px; font-size: 13px;
    font-weight: 600; cursor: pointer;
}
.ac-fe-btn-silenciar:hover { background: #f0f0f0; }

/* KPIs */
.ac-fe-kpis {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 12px; margin-bottom: 16px;
}
.ac-fe-kpi {
    background: #fff; border: 1px solid #ddd; border-radius: 10px;
    padding: 16px; text-align: center; border-top: 4px solid #2271b1;
}
.ac-fe-kpi-red   { border-top-color: #d63638; }
.ac-fe-kpi-amber { border-top-color: #dba617; }
.ac-fe-kpi-valor { display: block; font-size: 32px; font-weight: 700; color: #1d2327; }
.ac-fe-kpi-sm    { font-size: 22px; }
.ac-fe-kpi-label { display: block; font-size: 12px; color: #646970; margin-top: 4px; }

/* Tabs */
.ac-fe-tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.ac-fe-tab {
    padding: 8px 20px; border: 1px solid #ddd; border-radius: 6px;
    background: #fff; font-size: 13px; cursor: pointer; font-weight: 500;
}
.ac-fe-tab.active { background: #2271b1; color: #fff; border-color: #2271b1; }

/* Tab content */
.ac-fe-tab-content { display: none; }
.ac-fe-tab-content.active { display: block; }

/* Card */
.ac-fe-card {
    background: #fff; border: 1px solid #ddd; border-radius: 10px;
    padding: 20px; margin-bottom: 16px;
}
.ac-fe-card h3 { margin: 0 0 16px; font-size: 14px; color: #646970; text-transform: uppercase; letter-spacing: .5px; }
.ac-fe-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.ac-fe-card-header h3 { margin: 0; }
.ac-fe-ts { font-size: 12px; color: #646970; }

/* Dispositivo card */
.ac-fe-dispositivo {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 0; border-bottom: 1px solid #f0f0f0;
}
.ac-fe-dispositivo:last-child { border-bottom: none; }
.ac-fe-disp-left { display: flex; align-items: center; gap: 12px; }
.ac-fe-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.ac-fe-dot-online  { background: #00a32a; box-shadow: 0 0 0 3px rgba(0,163,42,.15); }
.ac-fe-dot-tardio  { background: #dba617; }
.ac-fe-dot-offline { background: #d63638; }
.ac-fe-disp-nombre { font-weight: 600; font-size: 14px; }
.ac-fe-disp-ubi    { font-size: 12px; color: #646970; }
.ac-fe-disp-right  { text-align: right; }
.ac-fe-disp-ping   { font-size: 12px; color: #646970; }
.ac-fe-disp-uptime { font-size: 12px; color: #646970; }

/* Señal WiFi */
.ac-fe-rssi { display: flex; gap: 2px; align-items: flex-end; height: 16px; }
.ac-fe-rssi-bar {
    width: 4px; background: #ddd; border-radius: 2px;
    transition: background .3s;
}
.ac-fe-rssi-bar.activa { background: #00a32a; }
.ac-fe-rssi-bar:nth-child(1) { height: 4px; }
.ac-fe-rssi-bar:nth-child(2) { height: 7px; }
.ac-fe-rssi-bar:nth-child(3) { height: 10px; }
.ac-fe-rssi-bar:nth-child(4) { height: 13px; }
.ac-fe-rssi-bar:nth-child(5) { height: 16px; }

/* Historial */
.ac-fe-evento {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 0; border-bottom: 1px solid #f0f0f0; font-size: 13px;
}
.ac-fe-evento:last-child { border-bottom: none; }
.ac-fe-evento-fecha { color: #646970; min-width: 120px; }
.ac-fe-evento-nombre { font-weight: 600; flex: 1; }
.ac-fe-badge {
    padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600;
}
.ac-fe-badge-alarma      { background: #fce8e8; color: #8a1f1f; }
.ac-fe-badge-falsa       { background: #fef3cd; color: #7a4f00; }
.ac-fe-badge-test        { background: #e8f0fe; color: #1a56a4; }

.ac-fe-loading { text-align: center; color: #646970; padding: 24px; font-size: 14px; }
.ac-fe-error   { background: #fce8e8; color: #8a1f1f; padding: 12px 16px; border-radius: 8px; }

/* Footer */
.ac-fe-footer { text-align: center; font-size: 11px; color: #a7aaad; padding: 12px 0; }

/* Responsive */
@media (max-width: 600px) {
    .ac-fe-kpis { grid-template-columns: repeat(2, 1fr); }
    .ac-fe-header { flex-direction: column; gap: 10px; text-align: center; }
    .ac-fe-sirena-banner { flex-direction: column; gap: 10px; text-align: center; }
}