/* ویجت‌های مشترک قابلیت‌های پنل دانش‌آموز */
.sf-body { background: var(--bg); color: var(--text); }
.sf-main { padding-bottom: 100px; }
.sf-hero {
    display: block; padding: 24px 28px; border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(139,92,246,0.12), rgba(99,102,241,0.08));
    border: 1px solid var(--glass-border); margin-bottom: 20px; text-decoration: none; color: inherit;
    position: relative; overflow: hidden; transition: transform .22s, box-shadow .22s;
}
.sf-hero:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.sf-hero h2 { font-size: 1.25rem; font-weight: 800; margin-bottom: 6px; }
.sf-hero p { color: var(--text-muted); font-size: .88rem; }
.sf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.sf-card {
    background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius);
    padding: 18px; backdrop-filter: blur(12px); transition: all .2s; cursor: pointer; text-decoration: none; color: inherit;
}
.sf-card:hover { border-color: rgba(139,92,246,.35); transform: translateY(-2px); }
.sf-card strong { display: block; margin-bottom: 4px; }
.sf-card small { color: var(--text-muted); }
.sf-btn {
    padding: 10px 16px; border-radius: 12px; border: none; font-family: inherit;
    font-weight: 700; font-size: .85rem; cursor: pointer; transition: all .2s;
}
.sf-btn-primary { background: linear-gradient(135deg, var(--purple-500), var(--purple-700)); color: #fff; }
.sf-btn-ghost { background: transparent; border: 1px solid var(--glass-border); color: var(--purple-600); }
.sf-btn-danger { background: rgba(239,68,68,.12); color: #dc2626; border: 1px solid rgba(239,68,68,.25); }
.sf-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.sf-code-box {
    background: rgba(30,27,75,.06); border: 1px dashed rgba(139,92,246,.35);
    border-radius: 12px; padding: 14px; font-family: monospace; word-break: break-all;
    color: var(--purple-700); margin: 12px 0;
}
.sf-modal-overlay {
    position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.55);
    display: flex; align-items: center; justify-content: center; padding: 20px;
    backdrop-filter: blur(6px);
}
.sf-modal-overlay.hidden { display: none !important; }
.sf-modal {
    background: #fff; border-radius: var(--radius); padding: 24px; max-width: 480px;
    width: 100%; max-height: 85vh; overflow-y: auto; border: 1px solid var(--glass-border);
}
.sf-modal h3 { color: var(--purple-700); margin-bottom: 10px; }
.sf-field { margin-bottom: 12px; }
.sf-field label { display: block; font-size: .78rem; color: var(--text-muted); margin-bottom: 4px; }
.sf-field input, .sf-field textarea, .sf-field select {
    width: 100%; padding: 11px 14px; border-radius: 12px; border: 1px solid var(--glass-border);
    font-family: inherit; font-size: .9rem; box-sizing: border-box;
}
.sf-pagination { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 20px; }
.sf-badge { background: var(--purple-100); color: var(--purple-700); padding: 6px 12px; border-radius: 20px; font-size: .78rem; font-weight: 700; }
.sf-empty { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.sf-tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.sf-tab { padding: 8px 14px; border-radius: 10px; border: 1px solid var(--glass-border); background: transparent; cursor: pointer; font-family: inherit; font-weight: 600; }
.sf-tab.active { background: var(--purple-100); color: var(--purple-700); border-color: rgba(139,92,246,.3); }
.sf-progress-bar { height: 8px; background: rgba(139,92,246,.12); border-radius: 4px; overflow: hidden; margin: 8px 0; }
.sf-progress-fill { height: 100%; background: linear-gradient(90deg, var(--purple-400), var(--purple-600)); border-radius: 4px; transition: width .3s; }
.sf-toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
    background: var(--purple-900); color: #fff; padding: 12px 22px; border-radius: 12px;
    z-index: 300; font-weight: 600; box-shadow: var(--shadow-lg);
}
.sf-toast.hidden { display: none; }
.hidden { display: none !important; }
.sf-back { display: inline-flex; align-items: center; gap: 6px; color: var(--purple-600); text-decoration: none; font-weight: 600; font-size: .88rem; margin-bottom: 14px; }
.groups-theme .sf-hero { background: linear-gradient(135deg, rgba(245,158,11,.15), rgba(217,119,6,.08)); border-color: rgba(245,158,11,.25); }
.groups-theme .sf-hero h2 { color: #b45309; }
.consultant-theme .sf-hero { background: linear-gradient(135deg, rgba(14,165,233,.12), rgba(59,130,246,.08)); border-color: rgba(14,165,233,.2); }
.resources-theme .sf-hero { background: linear-gradient(135deg, rgba(16,185,129,.12), rgba(5,150,105,.08)); border-color: rgba(16,185,129,.2); }
.notebook-theme .sf-hero { background: linear-gradient(135deg, rgba(236,72,153,.12), rgba(219,39,119,.08)); border-color: rgba(236,72,153,.2); }