/* =====================================================
   JPG to PNG Converter — WordPress Plugin Styles
   ===================================================== */

:root {
    --jpc-primary:      #4f46e5;
    --jpc-primary-dark: #4338ca;
    --jpc-success:      #10b981;
    --jpc-error:        #ef4444;
    --jpc-warning:      #f59e0b;
    --jpc-bg:           #f8fafc;
    --jpc-border:       #e2e8f0;
    --jpc-text:         #1e293b;
    --jpc-muted:        #64748b;
    --jpc-radius:       12px;
    --jpc-shadow:       0 1px 3px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.06);
    --jpc-transition:   .2s ease;
}

.jpc-wrap * {
    box-sizing: border-box;
}

.jpc-wrap {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--jpc-text);
    max-width: 780px;
    margin: 0 auto;
    padding: 16px;
}

/* ── Upload Zone ── */
.jpc-upload-zone {
    background: var(--jpc-bg);
    border: 2px dashed var(--jpc-border);
    border-radius: var(--jpc-radius);
    padding: 60px 32px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--jpc-transition), background var(--jpc-transition);
    outline: none;
}

.jpc-upload-zone:hover,
.jpc-upload-zone:focus-visible {
    border-color: var(--jpc-primary);
    background: #f0f0ff;
}

.jpc-upload-zone.jpc-drag-over {
    border-color: var(--jpc-primary);
    background: #ebebff;
    transform: scale(1.01);
}

.jpc-upload-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    color: var(--jpc-primary);
}

.jpc-upload-icon svg {
    width: 100%;
    height: 100%;
}

.jpc-upload-heading {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--jpc-text);
}

.jpc-upload-sub {
    margin: 0 0 16px;
    color: var(--jpc-muted);
    font-size: .9rem;
}

.jpc-browse-btn {
    display: inline-block;
    background: var(--jpc-primary);
    color: #fff;
    padding: 11px 28px;
    border-radius: 8px;
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--jpc-transition), transform var(--jpc-transition);
    user-select: none;
}

.jpc-browse-btn:hover {
    background: var(--jpc-primary-dark);
    transform: translateY(-1px);
}

.jpc-upload-note {
    margin: 16px 0 0;
    font-size: .8rem;
    color: var(--jpc-muted);
}

/* ── Error Banner ── */
.jpc-error {
    background: #fef2f2;
    border: 1px solid #fca5a5;
    color: var(--jpc-error);
    border-radius: 8px;
    padding: 12px 16px;
    margin-top: 16px;
    font-size: .9rem;
    font-weight: 500;
}

/* ── File Queue ── */
.jpc-queue {
    margin-top: 24px;
}

.jpc-queue-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.jpc-queue-header span {
    font-weight: 600;
    font-size: .95rem;
    color: var(--jpc-muted);
}

.jpc-queue-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ── Buttons ── */
.jpc-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 20px;
    border-radius: 8px;
    border: none;
    font-size: .875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--jpc-transition), opacity var(--jpc-transition), transform var(--jpc-transition);
    text-decoration: none;
}

.jpc-btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.jpc-btn--primary {
    background: var(--jpc-primary);
    color: #fff;
}

.jpc-btn--primary:hover:not(:disabled) {
    background: var(--jpc-primary-dark);
}

.jpc-btn--success {
    background: var(--jpc-success);
    color: #fff;
}

.jpc-btn--ghost {
    background: #fff;
    color: var(--jpc-text);
    border: 1px solid var(--jpc-border);
}

.jpc-btn--ghost:hover:not(:disabled) {
    background: var(--jpc-bg);
}

.jpc-btn:disabled {
    opacity: .45;
    cursor: not-allowed;
    transform: none;
}

/* ── File List ── */
.jpc-file-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ── File Card ── */
.jpc-file-card {
    background: #fff;
    border: 1px solid var(--jpc-border);
    border-radius: var(--jpc-radius);
    box-shadow: var(--jpc-shadow);
    padding: 16px;
    display: grid;
    grid-template-columns: 72px 1fr auto;
    gap: 16px;
    align-items: center;
    transition: border-color var(--jpc-transition);
}

.jpc-file-card.jpc-card--done {
    border-color: var(--jpc-success);
}

.jpc-file-card.jpc-card--error {
    border-color: var(--jpc-error);
}

/* Thumbnail */
.jpc-thumb {
    width: 72px;
    height: 72px;
    object-fit: cover;
    border-radius: 6px;
    background: var(--jpc-bg);
    flex-shrink: 0;
}

/* File Info */
.jpc-file-info {
    min-width: 0;
}

.jpc-file-name {
    font-weight: 600;
    font-size: .95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.jpc-file-meta {
    font-size: .8rem;
    color: var(--jpc-muted);
    margin-bottom: 8px;
}

/* Progress bar */
.jpc-progress-bar {
    height: 4px;
    background: var(--jpc-border);
    border-radius: 99px;
    overflow: hidden;
}

.jpc-progress-fill {
    height: 100%;
    background: var(--jpc-primary);
    border-radius: 99px;
    width: 0%;
    transition: width .3s ease;
}

.jpc-file-card.jpc-card--done .jpc-progress-fill {
    background: var(--jpc-success);
    width: 100%;
}

.jpc-file-card.jpc-card--error .jpc-progress-fill {
    background: var(--jpc-error);
}

.jpc-file-status {
    font-size: .78rem;
    margin-top: 4px;
    min-height: 1.1em;
    color: var(--jpc-muted);
}

.jpc-file-card.jpc-card--done .jpc-file-status {
    color: var(--jpc-success);
    font-weight: 600;
}

.jpc-file-card.jpc-card--error .jpc-file-status {
    color: var(--jpc-error);
}

/* Card Actions */
.jpc-card-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    flex-shrink: 0;
}

.jpc-remove-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--jpc-muted);
    padding: 4px;
    line-height: 1;
    border-radius: 4px;
    transition: color var(--jpc-transition);
}

.jpc-remove-btn:hover {
    color: var(--jpc-error);
}

/* Download link (styled as button) */
.jpc-download-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--jpc-success);
    color: #fff;
    padding: 7px 14px;
    border-radius: 6px;
    font-size: .8rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity var(--jpc-transition);
}

.jpc-download-link:hover {
    opacity: .88;
    color: #fff;
    text-decoration: none;
}

/* ── Responsive ── */
@media (max-width: 520px) {
    .jpc-file-card {
        grid-template-columns: 56px 1fr auto;
        gap: 10px;
    }

    .jpc-thumb {
        width: 56px;
        height: 56px;
    }

    .jpc-queue-header {
        flex-direction: column;
        align-items: flex-start;
    }
}