/* ============================================================
   Column Manager Modal
   ============================================================ */
.col-manager-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
    backdrop-filter: blur(2px);
}
.col-manager-panel {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.2);
    width: 420px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: col-manager-in 0.15s ease;
}
@keyframes col-manager-in {
    from { opacity: 0; transform: translateY(-8px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.col-manager-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #e2e8f0;
}
.col-manager-body {
    padding: 16px 20px;
    overflow-y: auto;
    flex: 1;
}
.col-manager-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 6px;
    transition: background 0.1s ease;
}
.col-manager-row:hover {
    background: #f8fafc;
}
.col-manager-name-input {
    flex: 1;
    min-width: 0;
    padding: 2px 6px;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 0.875rem;
    color: #334155;
    background: transparent;
    transition: border-color 0.15s ease;
    outline: none;
}
.col-manager-name-input:hover {
    border-color: #cbd5e1;
}
.col-manager-name-input:focus {
    border-color: #3b82f6;
    background: white;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}
.col-manager-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    flex-shrink: 0;
}
.col-manager-toggle-on {
    color: #3b82f6;
    background: #eff6ff;
}
.col-manager-toggle-on:hover {
    background: #dbeafe;
}
.col-manager-toggle-off {
    color: #94a3b8;
    background: #f1f5f9;
}
.col-manager-toggle-off:hover {
    color: #64748b;
    background: #e2e8f0;
}
.col-manager-move {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    border: none;
    color: #94a3b8;
    background: transparent;
    cursor: pointer;
    transition: all 0.1s ease;
    flex-shrink: 0;
}
.col-manager-move:hover {
    color: #475569;
    background: #f1f5f9;
}
.col-manager-delete {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: none;
    color: #94a3b8;
    background: transparent;
    cursor: pointer;
    transition: all 0.15s ease;
    flex-shrink: 0;
}
.col-manager-delete:hover {
    color: #dc2626;
    background: #fef2f2;
}
.col-manager-add-form {
    border-top: 1px solid #e2e8f0;
    padding-top: 16px;
    margin-top: 8px;
}