:root {
    --bg-color: #F5F5F7;
    --card-bg: #FFFFFF;
    --text-primary: #1D1D1F;
    --text-secondary: #86868B;
    --accent: #0071E3; /* Apple Blue */
    --danger: #FF3B30;
    --success: #34C759;
    --radius: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    margin: 0;
    padding: 20px;
}

.container { max-width: 1200px; margin: 0 auto; }
.header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
h1 { font-weight: 600; font-size: 28px; }

.btn {
    background: var(--accent); color: white; border: none; padding: 10px 20px;
    border-radius: 8px; font-size: 14px; cursor: pointer; text-decoration: none;
    transition: transform 0.1s;
}
.btn:active { transform: scale(0.98); }
.btn-secondary { background: #E5E5EA; color: var(--text-primary); }

/* Kalender Grid */
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 15px; }
.day-column { background: transparent; }
.day-header { font-weight: 600; margin-bottom: 10px; color: var(--text-secondary); text-align: center; }

.meal-slot {
    background: var(--card-bg); border-radius: var(--radius); padding: 15px;
    min-height: 120px; box-shadow: 0 4px 12px rgba(0,0,0,0.05); margin-bottom: 15px;
    position: relative; transition: box-shadow 0.2s;
}
.meal-slot:hover { box-shadow: 0 6px 16px rgba(0,0,0,0.1); }
.meal-slot.drag-over { border: 2px dashed var(--accent); }

.slot-title { font-size: 12px; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 5px; font-weight: 700; }
.meal-name { font-weight: 500; font-size: 15px; margin-bottom: 5px; }
.meal-stats { font-size: 11px; color: var(--text-secondary); display: flex; gap: 8px; }
.stat-tag { background: #F2F2F7; padding: 2px 6px; border-radius: 4px; }

/* Sidebar / Draggable Items */
.sidebar { position: fixed; right: 0; top: 0; width: 300px; height: 100vh; background: var(--card-bg); padding: 20px; box-shadow: -5px 0 20px rgba(0,0,0,0.05); overflow-y: auto; transform: translateX(100%); transition: transform 0.3s; z-index: 100; }
.sidebar.open { transform: translateX(0); }

.draggable-item {
    background: var(--bg-color); padding: 10px; border-radius: 8px; margin-bottom: 10px;
    cursor: grab; font-size: 14px;
}
.macro-summary { margin-top: 10px; padding-top: 10px; border-top: 1px solid #E5E5EA; font-size: 12px; }