/* DevFix — Prompt Studio */

.prompt-studio-shell {
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.prompt-studio-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
}

.prompt-studio-head h2 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 2vw, 1.85rem);
    letter-spacing: 0;
}

.prompt-studio-head p {
    margin: 0;
    max-width: 860px;
    color: var(--text-secondary);
    line-height: 1.55;
}

.ps-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
    gap: 18px;
    align-items: start;
}

.ps-builder,
.ps-output-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.ps-step,
.ps-score-card,
.ps-history {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 18px;
}

.ps-step-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.ps-step-title span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: var(--r-sm);
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--accent-glow);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.ps-step-title h3,
.ps-history-head h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.ps-choice-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.ps-choice,
.ps-chip {
    min-height: 40px;
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    cursor: pointer;
    font-weight: 700;
    transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.ps-choice:hover,
.ps-chip:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.ps-choice.active,
.ps-chip.active {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
}

.ps-dynamic-grid,
.ps-stack-groups {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.ps-field,
.ps-label {
    display: grid;
    gap: 7px;
    color: var(--text-primary);
    font-size: 0.82rem;
    font-weight: 800;
}

.ps-field-wide {
    grid-column: 1 / -1;
}

.ps-input,
.ps-textarea,
.ps-output {
    width: 100%;
    box-sizing: border-box;
    color: var(--text-primary);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    padding: 12px 13px;
    outline: none;
}

.ps-textarea,
.ps-output {
    resize: vertical;
    line-height: 1.55;
}

.ps-output {
    min-height: 430px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.ps-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 45px;
    padding: 0 12px;
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    font-weight: 700;
}

.ps-toggle input {
    accent-color: var(--accent);
}

.ps-label {
    margin-top: 12px;
}

.ps-stack-group {
    min-width: 0;
    padding: 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
}

.ps-stack-group h4 {
    margin: 0 0 10px;
    color: var(--text-muted);
    font-size: 0.76rem;
    text-transform: uppercase;
}

.ps-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ps-chip {
    min-height: 34px;
    padding: 0 10px;
    font-size: 0.78rem;
}

.ps-score-card {
    display: grid;
    gap: 12px;
}

.ps-score-card > div:first-child {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
}

.ps-score-label {
    color: var(--text-muted);
    font-size: 0.76rem;
    text-transform: uppercase;
}

#psScoreValue {
    color: var(--accent);
    font-size: 2.4rem;
    line-height: 1;
}

.ps-score-track {
    height: 8px;
    overflow: hidden;
    background: var(--bg-surface);
    border-radius: 999px;
    border: 1px solid var(--border);
}

.ps-score-track i {
    display: block;
    width: 0;
    height: 100%;
    background: var(--accent);
    transition: width 0.2s var(--ease);
}

.ps-score-hints {
    margin: 0;
    padding-left: 18px;
    color: var(--text-secondary);
    font-size: 0.83rem;
    line-height: 1.55;
}

.ps-actions {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
}

.ps-actions-secondary {
    grid-template-columns: 1fr 1fr;
}

.ps-actions .btn {
    min-width: 0;
    padding-inline: 10px;
}

.ps-history-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.ps-mini-btn {
    padding: 7px 10px;
    font-size: 0.78rem;
}

.ps-history-list {
    display: grid;
    gap: 8px;
    max-height: 250px;
    overflow: auto;
}

.ps-history-item {
    display: grid;
    gap: 4px;
    width: 100%;
    padding: 12px;
    text-align: left;
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    cursor: pointer;
}

.ps-history-item strong {
    color: var(--text-primary);
}

.ps-history-item span,
.ps-empty {
    color: var(--text-muted);
    font-size: 0.8rem;
}

@media (max-width: 1050px) {
    .ps-layout,
    .ps-dynamic-grid,
    .ps-stack-groups {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .prompt-studio-shell {
        padding: 18px;
    }

    .prompt-studio-head {
        flex-direction: column;
    }

    .ps-choice-grid,
    .ps-actions,
    .ps-actions-secondary {
        grid-template-columns: 1fr 1fr;
    }
}