/* ═════════════ Multi-model compare ═════════════ */

.compare-grid-wrap {
    padding: 12px 16px;
    animation: msgFadeIn 0.3s ease;
}

.compare-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.compare-grid[data-model-count="2"] {
    grid-template-columns: repeat(2, 1fr);
}

.compare-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    min-height: 140px;
}

.compare-card.loading {
    border-style: dashed;
    border-color: var(--amber);
}

.compare-card.ready {
    border-color: var(--green-dim);
    background: rgba(var(--green-rgb), 0.02);
}

.compare-card.error {
    border-color: var(--red);
    background: rgba(var(--red-rgb), 0.03);
}

.compare-card.picked {
    border-color: var(--green);
    box-shadow: 0 0 20px rgba(var(--green-rgb), 0.25);
    background: rgba(var(--green-rgb), 0.05);
}

.compare-card.discarded {
    opacity: 0.3;
    transform: scale(0.96);
}

/* When a variant is picked, the grid collapses to show only the chosen
 * card (others hidden completely). Click "📑 Показать все" in the
 * toolbar to restore the full grid. */
.compare-grid-wrap.collapsed .compare-card:not(.picked) {
    display: none;
}

.compare-grid-wrap.collapsed .compare-grid {
    grid-template-columns: minmax(0, 1fr) !important;
}

/* Toolbar above the compare grid: label + regenerate-all + show-all */
.compare-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    margin-bottom: 8px;
    background: rgba(var(--green-rgb), 0.03);
    border: 1px solid rgba(var(--green-rgb), 0.12);
    border-radius: 10px;
    flex-wrap: wrap;
}

.compare-toolbar-label {
    flex: 1;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--green);
    font-weight: 600;
}

.compare-toolbar-btn {
    background: var(--panel-2);
    border: 1px solid rgba(var(--green-rgb), 0.3);
    color: var(--green);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 11px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.compare-toolbar-btn:hover {
    background: rgba(var(--green-rgb), 0.12);
    border-color: var(--green);
    transform: translateY(-1px);
}

.compare-toolbar-btn[data-action="show-all"] {
    color: var(--amber);
    border-color: rgba(var(--amber-rgb), 0.35);
}

.compare-toolbar-btn[data-action="show-all"]:hover {
    background: rgba(var(--amber-rgb), 0.1);
    border-color: var(--amber);
}

/* Primary vs secondary card action buttons. Pick is the primary CTA so
 * it flexes to full width; regen/copy are compact icon buttons. */
.compare-card-btn-primary {
    flex: 1;
}

.compare-card-btn[data-action="regen"],
.compare-card-btn[data-action="copy"] {
    flex: 0 0 auto;
    min-width: 34px;
}

.compare-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 8px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--line);
}

.compare-card-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.compare-card-meta {
    font-size: 10px;
    color: var(--muted);
}

.compare-card-status .auth-spinner {
    width: 14px;
    height: 14px;
}

.compare-card-body {
    flex: 1;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text);
    overflow-wrap: break-word;
    word-break: break-word;
    max-height: 600px;
    overflow-y: auto;
}

.compare-card-body pre {
    font-size: 11px;
    padding: 8px;
    max-width: 100%;
    overflow-x: auto;
}

.compare-card-body code {
    font-size: 11px;
}

.compare-error {
    color: var(--red);
    font-size: 12px;
}

.compare-loading-text {
    color: var(--muted);
    font-size: 12px;
    font-style: italic;
}

.compare-card-actions {
    display: flex;
    gap: 6px;
    padding-top: 10px;
    margin-top: 10px;
    border-top: 1px solid var(--line);
}

.compare-card-btn {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--muted);
    padding: 6px 10px;
    border-radius: 6px;
    font-family: inherit;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s;
    min-height: 32px;
}

.compare-card-btn:hover {
    border-color: var(--green-dim);
    color: var(--green);
    background: rgba(var(--green-rgb), 0.05);
}

.compare-card-btn[data-action="pick"] {
    flex: 1;
    color: var(--green);
    border-color: var(--green-dim);
}

.compare-card-btn[data-action="pick"]:hover {
    background: var(--green);
    color: #000;
}

.compare-picker .compare-picker-hint {
    text-align: center;
    font-size: 11px;
    color: var(--muted);
    margin-bottom: 10px;
}

.compare-model-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid transparent;
}

.compare-model-option:hover {
    background: rgba(var(--green-rgb), 0.04);
}

.compare-model-option.checked {
    background: rgba(var(--green-rgb), 0.08);
    border-color: var(--green-dim);
}

.compare-model-option input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: transparent;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
}

.compare-model-option input[type="checkbox"]:checked {
    background: var(--green);
    border-color: var(--green);
}

.compare-model-option input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #000;
    font-size: 11px;
    font-weight: 700;
}

.compare-picker-actions {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    border-top: 1px dashed var(--line);
    position: sticky;
    bottom: 0;
    background: var(--panel);
    z-index: 2;
}

.compare-picker-actions .improve-btn {
    flex: 1;
}

@media (max-width: 768px) {
    .compare-grid {
        grid-template-columns: 1fr;
    }
    .compare-grid[data-model-count="2"],
    .compare-grid[data-model-count="3"],
    .compare-grid[data-model-count="4"] {
        grid-template-columns: 1fr;
    }
    .compare-card-body {
        max-height: 400px;
    }
}

/* Mic button (push-to-talk voice recording) */
.btn-mic {
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: 12px;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    font-family: inherit;
    flex-shrink: 0;
    transition: all 0.15s;
    align-self: flex-end;
    user-select: none;
    -webkit-user-select: none;
}

.btn-mic:hover:not(.recording) {
    color: var(--green);
    border-color: var(--green-dim);
    background: rgba(var(--green-rgb), 0.05);
}

.btn-mic.recording {
    background: var(--red);
    color: #fff;
    border-color: var(--red);
    animation: micPulse 1s ease-in-out infinite;
}

@keyframes micPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(var(--red-rgb), 0.6);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(var(--red-rgb), 0);
        transform: scale(1.08);
    }
}

/* Recording indicator (fixed bottom center during recording) */
.voice-rec-indicator {
    position: fixed;
    bottom: calc(120px + var(--safe-bottom));
    left: 50%;
    transform: translateX(-50%);
    background: var(--red);
    color: #fff;
    padding: 10px 18px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    z-index: 3500;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 20px rgba(var(--red-rgb), 0.4);
    animation: voiceRecSlideIn 0.2s ease-out;
}

@keyframes voiceRecSlideIn {
    from { opacity: 0; transform: translateX(-50%) translateY(10px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.voice-rec-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #fff;
    animation: voiceRecBlink 0.8s ease-in-out infinite;
}

@keyframes voiceRecBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* AI prompt improver button (sparkles) */
.btn-improve {
    background: transparent;
    color: var(--amber);
    border: 1px solid rgba(var(--amber-rgb), 0.25);
    border-radius: 12px;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    font-family: inherit;
    flex-shrink: 0;
    transition: all 0.2s;
    align-self: flex-end;
}

.btn-improve:hover:not(:disabled) {
    background: rgba(var(--amber-rgb), 0.1);
    border-color: var(--amber);
    box-shadow: 0 0 12px rgba(var(--amber-rgb), 0.2);
    transform: translateY(-1px);
}

.btn-improve:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-improve.improving {
    animation: improveSpin 1.2s ease-in-out infinite;
    color: var(--green);
    border-color: var(--green-dim);
}

@keyframes improveSpin {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        filter: drop-shadow(0 0 0 rgba(var(--green-rgb), 0));
    }
    50% {
        transform: scale(1.15) rotate(180deg);
        filter: drop-shadow(0 0 10px rgba(var(--green-rgb), 0.6));
    }
}