/* ─── Sandbox Playground ───────────────────────────────────────── */
/* Inherits design tokens from style.css via sandbox.html           */

/* ─── Layout ──────────────────────────────────────────────────── */
.sandbox {
    display: grid;
    grid-template-columns: 230px 1fr 1fr;
    height: calc(100vh - 3.5rem);
    margin-top: 3.5rem;
}

/* ─── Sidebar ─────────────────────────────────────────────────── */
.sb-sidebar {
    background: var(--bg-raised);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sb-sidebar-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.sb-sidebar-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0 1rem 0.75rem;
}

/* Category group */
.sb-category {
    margin-bottom: 0.25rem;
}

.sb-category-label {
    display: flex;
    gap: 0.4rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    padding: 0.85rem 1rem 0.35rem;
}

.sb-cat-icon {
    font-size: 0.85rem;
    line-height: 1;
}

.sb-cat-credits {
    margin-left: auto;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
    color: var(--text-muted);
    background: rgba(255,255,255,0.06);
    padding: 0.15rem 0.45rem;
    border-radius: 3px;
}

/* Endpoint button */
.sb-endpoint {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    padding: 0.55rem 1rem 0.55rem 1.25rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--text-dim);
    cursor: pointer;
    border: none;
    background: none;
    text-align: left;
    width: 100%;
    transition: background 0.1s, color 0.1s;
    border-left: 2px solid transparent;
    gap: 0 0.4rem;
}

.sb-endpoint:hover {
    background: var(--bg-card);
    color: var(--text);
}

.sb-endpoint.active {
    background: var(--bg-card);
    color: var(--accent-text);
    border-left-color: var(--accent);
}

.sb-endpoint .method {
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--green);
    margin-right: 0.3rem;
}

.sb-ep-desc {
    width: 100%;
    font-family: var(--font);
    font-size: 0.68rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 0.1rem;
}

.sb-endpoint.active .sb-ep-desc {
    color: var(--text-dim);
}

/* Sidebar footer */
.sb-sidebar-footer {
    padding: 0.85rem 1rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.5;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

/* ─── Request Panel ───────────────────────────────────────────── */
.sb-request {
    padding: 1.5rem 2rem;
    overflow-y: auto;
    border-right: 1px solid var(--border);
}

.sb-panel-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

/* Upload zone */
.sb-upload {
    border: 2px dashed var(--border-lit);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    margin-bottom: 1.5rem;
}

.sb-upload:hover,
.sb-upload.dragover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.05);
}

.sb-upload.has-file {
    border-style: solid;
    border-color: var(--border-lit);
    padding: 1rem;
    text-align: left;
}

.sb-upload-prompt {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.sb-upload-prompt span {
    color: var(--accent-text);
    font-weight: 600;
}

.sb-upload-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
}

.sb-text-zone {
    border: none;
    padding: 0;
    cursor: default;
    margin-bottom: 1rem;
}

.sb-text-zone:hover {
    border-color: transparent;
    background: none;
}

.sb-text-zone textarea {
    width: 100%;
    min-height: 200px;
    background: var(--bg-inset, var(--bg));
    color: var(--text);
    border: 1px solid var(--border-lit);
    border-radius: var(--radius);
    padding: 1rem;
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    resize: vertical;
    box-sizing: border-box;
}

.sb-text-zone textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.sb-text-zone .sb-upload-hint {
    margin-top: 0.4rem;
}

.sb-file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sb-file-name {
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--text);
}

.sb-file-size {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.sb-file-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.sb-file-remove:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

/* Options form */
.sb-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.sb-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.sb-field label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-dim);
}

.sb-field select,
.sb-field input[type="number"],
.sb-field input[type="password"],
.sb-field input[type="text"],
.sb-text-input {
    background: var(--bg-card);
    border: 1px solid var(--border-lit);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    color: var(--text);
    font-size: 0.85rem;
    font-family: var(--font);
    outline: none;
    transition: border-color 0.15s;
}

.sb-field select:focus,
.sb-field input:focus {
    border-color: var(--accent);
}

.sb-field select {
    cursor: pointer;
}

.sb-field-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.1rem;
}

/* Checkbox */
.sb-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-dim);
    cursor: pointer;
}

.sb-checkbox-label input[type="checkbox"] {
    accent-color: var(--accent);
    width: 15px;
    height: 15px;
}

/* Quality slider */
.sb-quality-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sb-quality-row input[type="range"] {
    flex: 1;
    accent-color: var(--accent);
    height: 4px;
}

.sb-quality-val {
    font-family: var(--mono);
    font-size: 0.82rem;
    color: var(--text);
    min-width: 2rem;
    text-align: right;
}

.sb-slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: -0.1rem;
}

/* Dimensions row */
.sb-dims {
    display: flex;
    gap: 0.75rem;
}

/* API key field */
.sb-apikey-field {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-dim, rgba(255,255,255,0.06));
}

#send-btn { margin-top: 0.75rem; }

/* ─── Response Panel ──────────────────────────────────────────── */
.sb-response {
    padding: 1.5rem 2rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.sb-empty {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
    line-height: 1.6;
}

/* Request URL */
.sb-request-url {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--text-muted, rgba(255,255,255,0.3));
    margin-bottom: 1rem;
    overflow-x: auto;
    white-space: nowrap;
}

/* Success result */
.sb-result-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.sb-badge {
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.sb-badge-ok {
    background: rgba(34, 197, 94, 0.15);
    color: var(--green);
}

.sb-badge-err {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.sb-result-time {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Size comparison */
.sb-size-compare {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
}

.sb-size-val {
    font-family: var(--mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.sb-size-arrow {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.sb-size-reduction {
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--green);
    margin-left: auto;
}

.sb-size-increase {
    color: #f59e0b;
}

/* Result image */
.sb-result-image {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-card);
    margin-bottom: 1rem;
}

.sb-result-image img {
    display: block;
    max-width: 100%;
    max-height: 400px;
    margin: 0 auto;
    object-fit: contain;
}

/* Audio result */
.sb-result-audio {
    padding: 1.5rem 0;
    text-align: center;
}

.sb-result-audio audio {
    width: 100%;
    max-width: 400px;
}

/* No-preview fallback */
.sb-result-nopreview {
    border: 1px dashed var(--border-lit);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

/* Download button */
.sb-result-panel .btn { margin-bottom: 1rem; }

/* Metadata JSON */
.sb-result-json {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    font-family: var(--mono);
    font-size: 0.82rem;
    line-height: 1.8;
    color: var(--text);
    white-space: pre-wrap;
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

/* Error display */
.sb-error {
    padding: 1rem;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius);
    color: #fca5a5;
    font-size: 0.88rem;
    line-height: 1.5;
}

/* ─── Rate limit upsell ───────────────────────────────────────── */
.sb-upsell {
    padding: 1.25rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-lit);
    border-radius: var(--radius);
}

.sb-upsell-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.6rem;
}

.sb-upsell p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.55;
}

.sb-upsell-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

/* ─── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .sandbox {
        grid-template-columns: 1fr;
        height: auto;
    }

    .sb-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--border);
        max-height: none;
    }

    .sb-sidebar-scroll {
        display: flex;
        flex-direction: row;
        overflow-x: auto;
        padding: 0.75rem 1rem;
        gap: 0;
    }

    .sb-sidebar-title { display: none; }
    .sb-sidebar-footer { display: none; }

    .sb-category {
        display: flex;
        align-items: center;
        gap: 0;
        margin-bottom: 0;
    }

    .sb-category-label {
        writing-mode: initial;
        padding: 0.5rem 0.75rem;
        white-space: nowrap;
        font-size: 0.65rem;
    }

    .sb-cat-credits { display: none; }

    .sb-endpoint {
        white-space: nowrap;
        border-left: none;
        border-bottom: 2px solid transparent;
        padding: 0.5rem 0.75rem;
    }

    .sb-ep-desc { display: none; }

    .sb-endpoint.active {
        border-left-color: transparent;
        border-bottom-color: var(--accent);
    }

    .sb-request {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
}