.studio-schema {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header met navigatie */
.kalender-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.kalender-header h1 {
    color: #333;
    margin: 0;
    font-size: 1.5em;
    text-align: center;
    flex: 1;
}

.navigatie {
    min-width: 100px;
}

.nav-btn {
    display: inline-block;
    padding: 10px 16px;
    background: #2c3e50;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background 0.2s;
}

.nav-btn:hover {
    background: #34495e;
}

.nav-btn.disabled {
    background: #ccc;
    color: #888;
    cursor: not-allowed;
}

/* Week grid - 7 kolommen */
.week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.week-dag {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
}

.week-dag.weekend {
    background: #fafafa;
}

.week-dag.vandaag {
    border-color: #667eea;
    border-width: 2px;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

.dag-header {
    background: #2c3e50;
    color: #fff;
    padding: 10px;
    border-radius: 7px 7px 0 0;
    text-align: center;
}

.week-dag.weekend .dag-header {
    background: #34495e;
}

.week-dag.vandaag .dag-header {
    background: #667eea;
}

.dag-header .weekdag {
    display: block;
    font-weight: 600;
    font-size: 1em;
    text-transform: uppercase;
}

.dag-header .datum {
    display: block;
    font-size: 0.85em;
    opacity: 0.9;
    margin-top: 2px;
}

.dag-inhoud {
    padding: 8px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Activiteit blokjes */
.activiteit-blok {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 8px 10px;
    border-radius: 6px;
    font-size: 0.85em;
    line-height: 1.4;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.activiteit-blok:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    transition: all 0.15s ease;
}

.blok-tijd {
    display: block;
    font-weight: 600;
    font-size: 0.95em;
}

.blok-project {
    display: block;
    margin-top: 4px;
    font-weight: 500;
    opacity: 0.95;
}

.geen-activiteiten {
    color: #ccc;
    text-align: center;
    padding: 20px;
    font-size: 1.2em;
}

/* Responsive */
@media (max-width: 900px) {
    .week-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 600px) {
    .studio-schema {
        padding: 10px;
    }

    .kalender-header h1 {
        font-size: 1.1em;
        order: -1;
        width: 100%;
    }

    .week-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .week-dag {
        min-height: auto;
    }

    .dag-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .dag-header .weekdag,
    .dag-header .datum {
        display: inline;
    }

    .nav-btn {
        padding: 8px 12px;
        font-size: 0.9em;
    }
}