:root {
  --bg-main: #0b0e14;
  --bg-card: #151a23;
  --text-main: #e2e8f0;
  --text-muted: #94a3b8;
  --primary: #0088cc;
  --primary-glow: rgba(0, 136, 204, 0.4);
  --accent: #00f2ff;
  --danger: #ef4444;
  --success: #22c55e;
  --border-color: rgba(255, 255, 255, 0.05);
}

:root.light-mode, body.light-mode {
  --bg-main: #f5f5f5;
  --bg-card: #ffffff;
  --text-main: #333333;
  --text-muted: #666666;
  --primary: #3498db;
  --primary-glow: rgba(52, 152, 219, 0.2);
  --accent: #2980b9;
  --border-color: #e0e0e0;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Outfit', sans-serif;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

.app-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background-color: var(--bg-card);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 30px 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 25px;
  margin-bottom: 40px;
  font-size: 20px;
  font-weight: 600;
  color: var(--accent);
}

.sidebar-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-nav li a {
  display: flex;
  align-items: center;
  padding: 14px 25px;
  color: var(--text-muted);
  text-decoration: none;
  transition: 0.3s;
}

.sidebar-nav li.active a {
  background: linear-gradient(90deg, var(--primary-glow) 0%, transparent 100%);
  color: var(--text-main);
  border-left: 4px solid var(--accent);
}

.main-content {
  flex: 1;
  padding: 40px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.status-badge {
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

.status-badge.connected {
  background: rgba(34, 197, 94, 0.1);
  color: var(--success);
  border: 1px solid var(--success);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 50px;
}

.stat-card {
  background-color: var(--bg-card);
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s;
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-card h3 {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-value {
  font-size: 32px;
  font-weight: 600;
  margin-top: 15px;
}

.stat-value.text-red {
    color: var(--danger);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
}

.data-table th {
  text-align: left;
  padding: 15px;
  background-color: var(--border-color);
  color: var(--text-muted);
  font-weight: 400;
}

.data-table td {
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
}

.cae-label {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-family: monospace;
    font-weight: 600;
}

.status-pill {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
}

.status-pill.emitted { background: rgba(34, 197, 94, 0.2); color: #4ade80; }

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(4px);
    z-index: 9999;
    justify-content: center;
    align-items: flex-start; /* Cambiado de center a flex-start para permitir scroll */
    overflow-y: auto; /* Habilitar scroll vertical */
    padding: 40px 0; /* Espacio superior e inferior */
}

.modal-content {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    width: 90%;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 13px;
}

.pos-input {
    width: 100%;
    padding: 12px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-family: inherit;
    box-sizing: border-box;
}

.pos-input:focus {
    border-color: var(--accent);
    outline: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: 0.3s;
}

.btn-primary:hover {
    background: #00aaff;
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 18px;
    padding: 5px;
    transition: 0.3s;
}

.btn-icon:hover {
    color: var(--accent);
    transform: scale(1.1);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}