:root {
    --bg: #0B0B0B;
    --panel: #171717;
    --text: #FFFFFF;
    --muted: #B8B8B8;
    --danger: #EF5B55;
    --warning: #FFBA08;
    --success: #2FBF71;
    --critical: #D00000;
    
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-family);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4 { margin-bottom: 0.5rem; font-weight: 600; }
p { margin-bottom: 1rem; color: var(--muted); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-success { color: var(--success); }
.text-critical { color: var(--critical); font-weight: bold; }
.text-center { text-align: center; }
.small { font-size: 0.85rem; }

/* Layout */
.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 1rem;
}

header {
    padding: 1rem 0;
    border-bottom: 1px solid var(--panel);
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--danger);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-icon {
    width: 24px;
    height: 24px;
    background-color: var(--danger);
    border-radius: 50%;
    display: inline-block;
}

.screen {
    display: none;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Panels & Cards */
.panel {
    background-color: var(--panel);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--muted);
}

input[type="text"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--bg);
    border: 1px solid #333;
    border-radius: 8px;
    color: var(--text);
    font-family: var(--font-family);
    transition: border-color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-block;
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: background-color 0.2s, transform 0.1s;
    margin-bottom: 0.5rem;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--danger);
    color: #fff;
}
.btn-primary:hover { background-color: #d84540; }

.btn-secondary {
    background-color: var(--panel);
    color: var(--text);
    border: 1px solid #333;
}
.btn-secondary:hover { background-color: #222; }

.btn-critical {
    background-color: var(--critical);
    color: #fff;
    padding: 1.5rem;
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(208, 0, 0, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(208, 0, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(208, 0, 0, 0); }
}

/* Listen Visualizer */
.visualizer {
    width: 100%;
    height: 60px;
    background-color: var(--bg);
    border-radius: 8px;
    margin: 1.5rem 0;
    position: relative;
    overflow: hidden;
    border: 1px solid #333;
}

.visualizer-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background-color: var(--success);
    transition: width 0.1s linear, background-color 0.2s;
}

.visualizer-bar.high {
    background-color: var(--warning);
}
.visualizer-bar.critical {
    background-color: var(--critical);
}

/* Grid Map */
.map-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.map-cell {
    background-color: #333;
    padding: 1rem;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}
.map-cell.status-sin_evaluar { background-color: #555; }
.map-cell.status-baja { background-color: var(--success); }
.map-cell.status-media { background-color: var(--warning); color: #000; }
.map-cell.status-alta { background-color: var(--danger); }
.map-cell.status-critica { background-color: var(--critical); border: 2px solid #fff; }

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    border-left: 4px solid;
}
.alert-warning {
    background-color: rgba(255, 186, 8, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

/* Status Indicator */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    background-color: #222;
}
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
}
.status-dot.offline { background-color: var(--danger); }
.status-dot.syncing { background-color: var(--warning); }

/* Footer */
footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--panel);
    text-align: center;
    font-size: 0.75rem;
    color: var(--muted);
}

/* Printable */
@media print {
    body { background-color: #fff; color: #000; }
    .panel { box-shadow: none; border: 1px solid #ccc; background-color: #fff; }
    .btn, header .status-indicator { display: none; }
    .screen { display: block !important; }
}