/* ═══════════════════════════════════════
   hodood.css — أنماط منصة حدود التعليمية
   ═══════════════════════════════════════ */

/* ─── الحاوية الرئيسية ─── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.section { padding: 60px 0; }
.section-title {
    font-size: 2rem; font-weight: 900;
    font-family: 'Cairo', sans-serif;
    margin-bottom: 8px;
}
.section-sub { color: var(--muted); font-size: 1rem; margin-bottom: 40px; }

/* ─── الأزرار ─── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 22px; border-radius: 12px;
    font-weight: 700; font-size: 0.92rem;
    cursor: pointer; border: none; transition: all 0.2s;
    font-family: 'Tajawal', sans-serif;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    box-shadow: 0 4px 18px rgba(99,102,241,0.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(99,102,241,0.38); }
.btn-outline {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
}
.btn-outline:hover { background: var(--accent-soft); }
.btn-danger { background: #ef4444; color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 0.82rem; border-radius: 9px; }
.btn-lg { padding: 14px 32px; font-size: 1rem; border-radius: 14px; }

/* ─── الكروت ─── */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.card-img {
    width: 100%; height: 180px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 16px;
}

/* ─── الشبكة ─── */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
@media(max-width:900px){ .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media(max-width:600px){ .grid-3,.grid-2 { grid-template-columns: 1fr; } }

/* ─── الشارات ─── */
.badge {
    display: inline-block;
    padding: 3px 10px; border-radius: 50px;
    font-size: 0.75rem; font-weight: 700;
}
.badge-teacher { background: rgba(99,102,241,0.12); color: var(--accent); }
.badge-student  { background: rgba(16,185,129,0.12); color: var(--green); }
.badge-locked   { background: rgba(100,116,139,0.12); color: var(--muted); }
.badge-done     { background: rgba(16,185,129,0.12); color: var(--green); }

/* ─── قفل المحتوى ─── */
.lock-overlay {
    position: relative;
    pointer-events: none;
    opacity: 0.45;
    filter: blur(1px);
}
.lock-icon {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    font-size: 2.5rem; pointer-events: none;
    z-index: 10;
}

/* ─── شريط التقدم ─── */
.progress-bar-wrap {
    background: var(--bg2); border-radius: 50px;
    height: 8px; overflow: hidden;
}
.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    border-radius: 50px;
    transition: width 0.5s ease;
}

/* ─── نظام الأقفال في الدرس ─── */
.lesson-item {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 18px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 10px;
    transition: all 0.2s;
}
.lesson-item:hover { border-color: var(--accent); }
.lesson-item.locked { opacity: 0.5; cursor: not-allowed; }
.lesson-item.done { border-color: var(--green); }
.lesson-item-icon { font-size: 1.4rem; flex-shrink: 0; }
.lesson-item-title { font-weight: 700; flex: 1; }
.lesson-item-status { font-size: 0.85rem; color: var(--muted); }

/* ─── الفورمز ─── */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 700; margin-bottom: 6px; font-size: 0.9rem; }
.form-control {
    width: 100%; padding: 10px 14px;
    background: var(--input-bg);
    border: 1.5px solid var(--border);
    border-radius: 10px; color: var(--text);
    font-size: 0.92rem; font-family: 'Tajawal', sans-serif;
    transition: border-color 0.2s;
}
.form-control:focus { outline: none; border-color: var(--accent); }
.form-hint { font-size: 0.8rem; color: var(--muted); margin-top: 4px; }

/* ─── الرسائل ─── */
.alert {
    padding: 12px 18px; border-radius: 10px;
    margin-bottom: 18px; font-size: 0.9rem; font-weight: 600;
}
.alert-error   { background: rgba(239,68,68,0.1); color: #ef4444; border: 1px solid rgba(239,68,68,0.2); }
.alert-success { background: rgba(16,185,129,0.1); color: var(--green); border: 1px solid rgba(16,185,129,0.2); }
.alert-info    { background: var(--accent-soft); color: var(--accent); border: 1px solid rgba(99,102,241,0.2); }

/* ─── داشبورد المعلم ─── */
.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.stat-card .stat-num {
    font-size: 2.4rem; font-weight: 900;
    font-family: 'Cairo', sans-serif;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-card .stat-label { color: var(--muted); font-size: 0.88rem; margin-top: 4px; }

/* ─── الأنيميشن ─── */
@keyframes fadeUp {
    from { opacity:0; transform:translateY(20px); }
    to   { opacity:1; transform:translateY(0); }
}
.fade-up { animation: fadeUp 0.5s ease forwards; }