/**
 * XML to JSON Converter — Tool Interface Styles
 * Scoped under .xj-* prefix to avoid conflicts with global styles.
 */

/* ============================================================
   SECTION WRAPPER
   ============================================================ */
.xj-tool-section {
    padding: 60px 0 70px;
    background: #FFFFFF;
}

/* ============================================================
   SECTION HEADER
   ============================================================ */
.xj-section-header {
    text-align: center;
    margin-bottom: 36px;
}

.xj-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 14px;
}

.xj-badge i {
    font-size: 17px;
}

.xj-section-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.65;
}

/* ============================================================
   CONVERTER GRID (split-screen)
   ============================================================ */
.xj-converter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* ============================================================
   PANEL
   ============================================================ */
.xj-panel {
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(100, 116, 139, 0.14);
    border-radius: 16px;
    overflow: hidden;
    background: #FFFFFF;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.xj-panel:focus-within {
    box-shadow: 0 4px 28px rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.28);
}

/* ---- Panel Header ---- */
.xj-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 16px;
    background: #F8FAFC;
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
    flex-shrink: 0;
}

.xj-panel-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.xj-panel-label i {
    font-size: 15px;
    color: var(--primary-color);
}

/* ============================================================
   UPLOAD BUTTON (label acting as button)
   ============================================================ */
.xj-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 13px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.07);
    border: 1px solid rgba(99, 102, 241, 0.18);
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
    user-select: none;
}

.xj-upload-btn:hover {
    background: rgba(99, 102, 241, 0.13);
    border-color: rgba(99, 102, 241, 0.32);
}

.xj-upload-btn i {
    font-size: 13px;
}

/* ============================================================
   DROP ZONE (wraps the input textarea)
   ============================================================ */
.xj-drop-zone {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Show overlay when dragging over */
.xj-drop-zone.drag-over .xj-textarea {
    opacity: 0.25;
    pointer-events: none;
}

.xj-drop-zone.drag-over .xj-drop-overlay {
    opacity: 1;
}

/* Drop overlay */
.xj-drop-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(99, 102, 241, 0.04);
    border: 2px dashed rgba(99, 102, 241, 0.38);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    border-radius: 0;
}

.xj-drop-overlay i {
    font-size: 42px;
    color: var(--primary-color);
}

.xj-drop-overlay span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* ============================================================
   TEXTAREAS
   ============================================================ */
.xj-textarea {
    flex: 1;
    width: 100%;
    min-height: 520px;
    padding: 16px;
    font-family: 'Monaco', 'Menlo', 'Consolas', 'Courier New', monospace;
    font-size: 0.855rem;
    line-height: 1.7;
    color: var(--text-primary);
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    tab-size: 2;
    display: block;
}

.xj-textarea::placeholder {
    color: var(--text-light);
    font-family: var(--font-primary);
    font-size: 0.9rem;
}

/* Output textarea — read-only, subtle tinted background */
.xj-textarea--output {
    background: #FAFBFF;
    color: #1A5C38;
    cursor: default;
}

.xj-textarea--output::placeholder {
    color: var(--text-light);
}

/* ---- Panel Footer ---- */
.xj-panel-footer {
    padding: 8px 16px;
    background: #F8FAFC;
    border-top: 1px solid rgba(100, 116, 139, 0.1);
    min-height: 34px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.xj-meta {
    font-size: 0.74rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ============================================================
   ACTION BUTTONS ROW
   ============================================================ */
.xj-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

/* ============================================================
   URL FETCH ROW
   ============================================================ */
.xj-url-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    background: #F1F5F9;
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
    flex-shrink: 0;
}

.xj-url-input {
    flex: 1;
    height: 34px;
    padding: 0 12px;
    font-size: 0.82rem;
    font-family: var(--font-primary);
    color: var(--text-primary);
    background: #FFFFFF;
    border: 1px solid rgba(100, 116, 139, 0.22);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.xj-url-input:focus {
    border-color: rgba(99, 102, 241, 0.45);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.08);
}

.xj-url-input::placeholder {
    color: var(--text-light);
    font-size: 0.8rem;
}

.xj-btn--sm {
    padding: 7px 14px;
    font-size: 0.8rem;
    border-radius: 8px;
    height: 34px;
    white-space: nowrap;
    flex-shrink: 0;
}

.xj-btn--fetch.loading {
    opacity: 0.65;
    pointer-events: none;
    cursor: not-allowed;
}

.xj-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-primary);
    white-space: nowrap;
    line-height: 1;
}

.xj-btn i {
    font-size: 16px;
}

.xj-btn:disabled {
    opacity: 0.42;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary — Convert */
.xj-btn--primary {
    background: var(--primary-gradient);
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.28);
}

.xj-btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.xj-btn--primary:active {
    transform: translateY(0);
}

/* Secondary — Copy / Download */
.xj-btn--secondary {
    background: #F1F5F9;
    color: var(--text-secondary);
    border: 1px solid rgba(100, 116, 139, 0.16);
}

.xj-btn--secondary:hover {
    background: #E5E9F0;
    color: var(--text-primary);
}

/* Copy success state */
.xj-btn--secondary.copy-success {
    background: rgba(16, 185, 129, 0.09);
    color: var(--success-color);
    border-color: rgba(16, 185, 129, 0.28);
}

/* Ghost — Clear */
.xj-btn--ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid rgba(100, 116, 139, 0.22);
}

.xj-btn--ghost:hover {
    background: #F1F5F9;
    color: var(--text-primary);
}

/* ============================================================
   ERROR AREA
   ============================================================ */
.xj-error {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 13px 18px;
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 10px;
    color: #DC2626;
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1.55;
}

.xj-error i {
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}

.xj-error-text {
    flex: 1;
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 767px) {
    .xj-tool-section {
        padding: 40px 0 50px;
    }

    .xj-converter-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .xj-textarea {
        min-height: 320px;
    }

    .xj-actions {
        gap: 8px;
    }

    .xj-btn {
        flex: 1 1 calc(50% - 4px);
        padding: 12px 14px;
        font-size: 0.85rem;
    }
}

@media (max-width: 400px) {
    .xj-btn {
        flex: 1 1 100%;
    }
}