/* ─── CONSTRUCTOR WRAPPER ─── */
        .constructor-section {
            padding: 0px 0 60px;
            background: #f8f9fb;
        }

        .constructor-section .container {
            max-width: 720px;
        }

        /* ─── STEP PROGRESS ─── */
        .cb-progress {
            background: #fff;
            border: 1px solid #e5e7eb;
            border-radius: 16px;
            padding: 20px 24px 18px;
            margin-bottom: 24px;
        }
        .cb-progress-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }
        .cb-step-label {
            font-size: 13px;
            font-weight: 600;
            color: #6b7280;
            font-family: 'Montserrat', sans-serif;
        }
        .cb-bars {
            display: flex;
            gap: 6px;
        }
        .cb-bar {
            flex: 1;
            height: 6px;
            border-radius: 999px;
            background: #e5e7eb;
            transition: background .3s;
        }
        .cb-bar.done { background: #22c55e; }
        .cb-bar.active { background: #2563eb; }

        /* ─── CARD ─── */
        .cb-card {
            background: #fff;
            border: 1px solid #e5e7eb;
            border-radius: 16px;
            padding: 28px 28px 24px;
            margin-bottom: 16px;
        }
        .cb-card h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 20px;
            font-weight: 700;
            color: #111827;
            margin: 0 0 22px;
        }

        /* ─── FIELDS ─── */
        .cb-field { margin-bottom: 18px; }
        .cb-field:last-child { margin-bottom: 0; }
        .cb-label {
            display: block;
            font-family: 'Montserrat', sans-serif;
            font-size: 13px;
            font-weight: 600;
            color: #374151;
            margin-bottom: 7px;
        }
        .cb-input, .cb-select, .cb-textarea {
            width: 100%;
            padding: 11px 14px;
            border: 2px solid #d1d5db;
            border-radius: 10px;
            font-family: 'Montserrat', sans-serif;
            font-size: 14px;
            color: #111827;
            background: #fff;
            box-sizing: border-box;
            transition: border-color .2s, box-shadow .2s;
            outline: none;
        }
        .cb-input:focus, .cb-select:focus, .cb-textarea:focus {
            border-color: #2563eb;
            box-shadow: 0 0 0 3px rgba(37,99,235,.12);
        }
        .cb-input.error, .cb-select.error {
            border-color: #ef4444;
            background: #fef2f2;
        }
        .cb-error-msg {
            font-family: 'Montserrat', sans-serif;
            font-size: 12px;
            font-weight: 600;
            color: #dc2626;
            margin-top: 5px;
            display: none;
        }
        .cb-error-msg.visible { display: block; }
        .cb-textarea { height: 110px; resize: none; }

        /* ─── INLINE ROW ─── */
        .cb-row {
            display: flex;
            gap: 10px;
        }
        .cb-row .cb-input { flex: 1; }
        .cb-row .cb-select { width: 130px; flex-shrink: 0; }

        /* ─── TOGGLE ROW ─── */
        .cb-toggle-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 16px;
            background: #f9fafb;
            border: 1px solid #e5e7eb;
            border-radius: 10px;
            margin-bottom: 10px;
        }
        .cb-toggle-label {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: 'Montserrat', sans-serif;
            font-size: 13px;
            font-weight: 600;
            color: #374151;
        }
        .cb-toggle-label svg { color: #6b7280; flex-shrink: 0; }
        .cb-toggle {
            position: relative;
            width: 44px;
            height: 24px;
            background: #d1d5db;
            border-radius: 999px;
            border: none;
            cursor: pointer;
            transition: background .25s;
            flex-shrink: 0;
        }
        .cb-toggle.on { background: #2563eb; }
        .cb-toggle::after {
            content: '';
            position: absolute;
            top: 4px;
            left: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #fff;
            box-shadow: 0 1px 3px rgba(0,0,0,.2);
            transition: transform .25s;
        }
        .cb-toggle.on::after { transform: translateX(20px); }

        /* ─── SUMMARY BOX ─── */
        .cb-summary {
            background: #eff6ff;
            border: 1px solid #bfdbfe;
            border-radius: 12px;
            padding: 18px 20px;
            margin-top: 8px;
        }
        .cb-summary p { margin: 0 0 4px; font-family: 'Montserrat', sans-serif; font-size: 13px; color: #6b7280; }
        .cb-summary .cb-total {
            font-size: 26px;
            font-weight: 700;
            color: #2563eb;
            margin: 0;
        }

        /* ─── NAVIGATION ─── */
        .cb-nav {
            display: flex;
            gap: 10px;
            margin-top: 8px;
        }
        .cb-btn-back, .cb-btn-next {
            flex: 1;
            padding: 14px 20px;
            border-radius: 12px;
            font-family: 'Montserrat', sans-serif;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background .2s, color .2s;
        }
        .cb-btn-back {
            background: #f3f4f6;
            color: #374151;
        }
        .cb-btn-back:hover { background: #e5e7eb; }
        .cb-btn-next {
            background: #2563eb;
            color: #fff;
        }
        .cb-btn-next:hover { background: #1d4ed8; }

        /* ─── PREVIEW ─── */
        .cb-preview-box {
            background: #fff;
            border: 1px solid #e5e7eb;
            border-radius: 16px;
            padding: 28px;
            max-height: 380px;
            overflow-y: auto;
            margin-bottom: 20px;
        }
        .cb-preview-box pre {
            font-family: 'Courier New', monospace;
            font-size: 12px;
            line-height: 1.7;
            color: #374151;
            white-space: pre-wrap;
            margin: 0;
        }
        .cb-preview-actions {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .cb-action-btn {
            padding: 14px 20px;
            border-radius: 12px;
            font-family: 'Montserrat', sans-serif;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: 2px solid #d1d5db;
            background: #fff;
            color: #374151;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background .2s;
            text-decoration: none;
        }
        .cb-action-btn:hover { background: #f9fafb; }
        .cb-action-btn.primary {
            background: #2563eb;
            color: #fff;
            border-color: #2563eb;
            grid-column: 1 / -1;
        }
        .cb-action-btn.primary:hover { background: #1d4ed8; border-color: #1d4ed8; }

        /* ─── EDIT LINK ─── */
        .cb-edit-link {
            display: flex;
            align-items: center;
            gap: 6px;
            font-family: 'Montserrat', sans-serif;
            font-size: 13px;
            font-weight: 600;
            color: #2563eb;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
            text-decoration: none;
        }
        .cb-edit-link:hover { color: #1d4ed8; }

        /* ─── SHAKE ─── */
        @keyframes cb-shake {
            0%,100% { transform: translateX(0); }
            10%,30%,50%,70%,90% { transform: translateX(-7px); }
            20%,40%,60%,80% { transform: translateX(7px); }
        }
        .cb-shake { animation: cb-shake .45s ease-in-out; }

        /* ─── ARTICLE SECTION PLACEHOLDER ─── */
        .article-placeholder {
            padding: 48px 0 56px;
            border-top: 1px solid #e5e7eb;
        }
        .article-placeholder-inner {
            background: #f1f5f9;
            border: 2px dashed #cbd5e1;
            border-radius: 12px;
            padding: 40px 32px;
            text-align: center;
            color: #94a3b8;
            font-family: 'Montserrat', sans-serif;
            font-size: 14px;
        }

        /* ─── RESPONSIVE ─── */
        @media (max-width: 600px) {
            .cb-card { padding: 20px 16px 18px; }
            .cb-preview-actions { grid-template-columns: 1fr; }
            .cb-action-btn.primary { grid-column: 1; }
        }