:root {
    --primary-color: #3c64b1;
    --accent-color: #25ce7b;
    --dark-accent: #1a9d5f;
    --light-bg: #f3f3f1;
    --card-shadow: 0 0.2rem 1rem rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Roboto, sans-serif;
    background: var(--light-bg);
}

.card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-3px);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #2e4f8f;
    border-color: #2e4f8f;
}

.btn-success {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-success:hover {
    background-color: var(--dark-accent);
    border-color: var(--dark-accent);
}

.login-container {
    max-width: 450px;
    margin: 0 auto;
}

.login-title {
    color: var(--primary-color);
    font-weight: 600;
}

.form-control {
    border-radius: 8px;
    padding: 12px;
    border: 1px solid #dde2e9;
}

.form-control:focus {
    box-shadow: 0 0 0 3px rgba(60, 100, 177, 0.15);
    border-color: var(--primary-color);
}

.app-header {
    background-color: white;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--card-shadow);
    transition: transform 0.2s;
}

.time-card {
    text-align: center;
}

.time-card .icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.time-card .time {
    font-size: 1.8rem;
    font-weight: 600;
}

.stats-container {
    background-color: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
}

.stat-period {
    background-color: var(--light-bg);
    border-radius: 8px;
}

.table {
    vertical-align: middle;
}

.table th {
    font-weight: 600;
    color: #495057;
}

.badge-entry {
    background-color: #e3f2fd;
    color: #0d6efd;
}

.badge-exit {
    background-color: #d1e7dd;
    color: #0f5132;
}

.badge-duration {
    background-color: #fff3cd;
    color: #664d03;
}

.last-record-box {
    border-left: 4px solid var(--primary-color);
    background-color: white;
}

.welcome-name {
    font-weight: 600;
    color: var(--primary-color);
}

/* Animaciones */
.fade-in {
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.btn-time {
    width: 140px;
    padding: 12px;
    font-weight: 500;
}


/* STATISTICS ----------------------------------------------------------------- */
.charts-container {
    padding: 15px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.1);
}

.chart-tabs {
    display: flex;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.chart-tab {
    background-color: #f5f5f5;
    border: 1px solid #ddd;
    padding: 8px 15px;
    margin-right: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chart-tab.active {
    background-color: #4CAF50;
    color: white;
    border-color: #4CAF50;
}

.chart-container {
    height: 300px;
    position: relative;
}