/* Glavni slogi */
:root {
    --primary-color: #1e3a8a;
    --primary-hover: #1e40af;
    --secondary-color: #0d9488;
    --accent-color: #f59e0b;
    --bg-light: #f8fafc;
    --card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --border-radius: 0.75rem;
}

body {
    background-color: var(--bg-light);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: #1e293b;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navigacija */
.navbar-custom {
    background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* Kartice */
.card-custom {
    background: #ffffff;
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

.stat-card {
    border-left: 5px solid var(--primary-color);
}

.stat-card.stat-teal {
    border-left-color: #0d9488;
}

.stat-card.stat-amber {
    border-left-color: #f59e0b;
}

.stat-card.stat-purple {
    border-left-color: #7c3aed;
}

/* Značke in statusi */
.badge-admin {
    background-color: #dc2626;
    color: #fff;
}

.badge-ucitelj {
    background-color: #0284c7;
    color: #fff;
}

.badge-ucenec {
    background-color: #16a34a;
    color: #fff;
}

/* Tabele */
.table-responsive {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.table th {
    background-color: #f1f5f9;
    font-weight: 600;
    color: #475569;
    border-bottom: 2px solid #e2e8f0;
}

/* Gumbi */
.btn-primary-custom {
    background-color: var(--primary-color);
    color: #ffffff;
    border: none;
}

.btn-primary-custom:hover {
    background-color: var(--primary-hover);
    color: #ffffff;
}

/* Opozorilo za prepis naložene naloge */
.alert-resubmit {
    background-color: #fffbeb;
    border: 2px solid #f59e0b;
    border-radius: var(--border-radius);
    color: #92400e;
}

/* Footer */
footer {
    background-color: #0f172a;
    color: #94a3b8;
    margin-top: auto;
}