/* משתני מערכת - מבוסס על פלטת הצבעים של הקבצים שהעלית */
:root {
    --primary: #4f46e5;
    --primary-dark: #3730a3;
    --primary-light: #eef2ff;
    --success: #10b981;
    --danger: #ef4444;
    --bg-main: #f8fafc;
    --desk-bg: #ffffff;
    --desk-border: #e2e8f0;
    --text-main: #1e293b;
    --sidebar-width: 300px;
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Assistant', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    margin: 0;
    direction: rtl;
    overflow-x: hidden;
}

/* מבנה כללי */
.app-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header משופר */
.main-header {
    background: white;
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    z-index: 50;
}

.main-header h1 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 800;
}

.main-header h1 span {
    color: var(--primary);
    font-weight: 300;
}

/* סרגל צד - Mobile First */
.sidebar {
    width: var(--sidebar-width);
    background: white;
    border-left: 1px solid #e2e8f0;
    position: fixed;
    right: calc(-1 * var(--sidebar-width));
    top: 0;
    height: 100%;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    padding: 1.5rem;
    box-shadow: -4px 0 15px rgba(0,0,0,0.05);
    overflow-y: auto;
}

.sidebar.active {
    transform: translateX(calc(-1 * var(--sidebar-width)));
}

/* אזור הכיתה */
.classroom-area {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.teacher-view {
    background: var(--primary);
    color: white;
    width: 240px;
    padding: 10px;
    text-align: center;
    border-radius: 0 0 25px 25px;
    font-weight: bold;
    margin-bottom: 2.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* הגריד והשולחנות */
.grid-container {
    display: grid;
    gap: 12px;
    padding-bottom: 100px; /* מקום לגלילה בנייד */
}

.desk {
    width: 85px;
    height: 75px;
    background: var(--desk-bg);
    border: 2px solid var(--desk-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    padding: 5px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.desk:active {
    transform: scale(0.95);
}

/* מצבי שולחן מיוחדים */
.desk.hidden {
    opacity: 0.15;
    background: transparent;
    border: 2px dashed #94a3b8;
}

.desk.locked {
    border-color: var(--primary);
    background-color: var(--primary-light);
}

.desk.locked::before {
    content: '🔒';
    position: absolute;
    top: -8px;
    right: -8px;
    font-size: 0.7rem;
    background: white;
    border-radius: 50%;
    padding: 2px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* יצירת מעברים (Gaps) */
.desk.spacer {
    margin-left: 35px;
}

/* טולבר כפתורי מצב */
.mode-toolbar {
    display: flex;
    gap: 8px;
    background: white;
    padding: 8px;
    border-radius: 50px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
}

.mode-btn {
    border: none;
    background: transparent;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: bold;
    cursor: pointer;
    color: #64748b;
    transition: 0.2s;
}

.mode-btn.active {
    background: var(--primary);
    color: white;
}

/* כפתורים וכלים */
.btn {
    padding: 10px 20px;
    border-radius: 12px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
}

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }

.btn-full {
    width: 100%;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 10px;
    font-weight: 600;
    text-align: right;
    cursor: pointer;
}

/* מאגר תלמידים */
.pool-container {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    background: #f8fafc;
    padding: 12px;
    border-radius: 12px;
    border: 1px dashed #cbd5e1;
    min-height: 80px;
}

.pool-item {
    background: white;
    border: 1px solid #e2e8f0;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* מודאל */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: white;
    width: 100%;
    max-width: 340px;
    padding: 24px;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* התאמות למסכים גדולים */
@media (min-width: 1024px) {
    .sidebar {
        position: relative;
        right: 0;
        transform: none !important;
        box-shadow: none;
    }
    .close-btn { display: none; }
    .btn-icon { display: none; }
}

/* הגדרות להדפסה - חשוב מאוד! */
@media print {
    .main-header, .sidebar, .mode-toolbar, .modal {
        display: none !important;
    }
    body { background: white; }
    .classroom-area { padding: 0; }
    .desk { border: 1px solid #000; }
    .desk.hidden { visibility: hidden; }
}