/* --- 15. AVATAR LAB ----------------------------------------------------- */
.glass-panel {
    background: rgba(10, 10, 10, 0.85);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 0, 60, 0.3);
    padding: 14px 18px;
    width: 100%;
    max-width: 780px;
    border-radius: 4px;
    position: relative;
    z-index: 1;
    /* height: viewport minus header (64px), footer (~32px), lab-main padding (24px), breathing room (16px) */
    height: calc(100dvh - 64px - 32px - 24px - 16px);
    max-height: 640px;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    overflow: visible;
}

.panel-header {
    margin-bottom: 8px;
    flex-shrink: 0;
}

.panel-header .glitch-text {
    font-size: clamp(0.95rem, 2.5vw, 1.3rem);
    letter-spacing: 1px;
}

.status-text {
    font-family: var(--font-mono);
    font-size: clamp(0.65rem, 1.6vw, 0.75rem);
    color: var(--color-success);
    letter-spacing: 2px;
    margin-top: 3px;
}

/* --- Panel body: always two columns ------------------------------------- */
.panel-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    flex: 1;
    min-height: 0;
}

.panel-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
    min-height: 0;
}

/* Left col: upload zone stretches to fill column height */
.panel-col-left {
    overflow: hidden;
}

.panel-col-left .upload-area {
    flex: 1;
    margin: 0;
    min-height: 0;
}

/* Right col */
.panel-col-right {
    justify-content: flex-start;
    overflow-y: auto;
    overflow-x: visible;
}

/* Upload zone — drop state */
.upload-area {
    border: 1px solid rgba(255, 0, 60, 0.3);
    padding: 0;
    text-align: center;
    transition: border-color 0.3s ease, background 0.3s ease;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--color-danger);
    background: rgba(255, 0, 60, 0.04);
}

/* Empty state: show icon + text + button centered with padding */
.upload-area.empty-state {
    padding: 20px;
}

.upload-icon {
    font-size: 2rem;
    line-height: 1;
}

.upload-area p {
    font-size: clamp(0.7rem, 1.6vw, 0.82rem);
    color: var(--color-muted);
    letter-spacing: 1px;
    margin: 0;
}

.post-upload-actions {
    display: flex;
    justify-content: flex-end;
    flex-shrink: 0;
}

.post-upload-actions[hidden] {
    display: none;
}

.result-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

.result-actions[hidden] {
    display: none;
}

.protocol-section {
    display: flex;
    flex-direction: column;
    gap: 24px;
    flex-shrink: 0;
}

/* --- Dropdown section labels -------------------------------------------- */
.protocol-label {
    font-family: var(--font-mono);
    font-size: 0.70rem;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.979);
}

/* --- Role + variant side-by-side row ------------------------------------ */
.role-selectors-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    align-items: end;
}

.role-selector-col {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

/* --- Custom role / variant dropdowns ------------------------------------ */
.role-dropdown {
    position: relative;
    width: 100%;
}

.role-dropdown-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 0, 60, 0.35);
    color: #fff;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 1px;
    padding: 7px 12px;
    border-radius: 2px;
    cursor: pointer;
    min-height: var(--touch-min, 44px);
    text-align: left;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
}

.role-dropdown-btn:hover,
.role-dropdown.open .role-dropdown-btn {
    border-color: var(--color-danger);
    box-shadow: 0 0 8px rgba(255, 0, 60, 0.2);
}

.role-dropdown-icon {
    font-size: 1rem;
    line-height: 1;
    flex-shrink: 0;
}

.role-dropdown-arrow {
    width: 10px;
    height: 7px;
    margin-left: auto;
    flex-shrink: 0;
    color: rgba(255, 0, 60, 0.7);
    transition: transform 0.2s ease;
}

.role-dropdown.open .role-dropdown-arrow {
    transform: rotate(180deg);
}

.role-dropdown-list {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: rgba(12, 6, 10, 0.97);
    border: 1px solid rgba(255, 0, 60, 0.35);
    border-radius: 2px;
    z-index: 200;
    list-style: none;
    margin: 0;
    padding: 4px 0;
    max-height: 220px;
    overflow-y: auto;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.role-dropdown.open .role-dropdown-list {
    display: block;
}

.role-dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font-family: var(--font-mono);
    font-size: 0.73rem;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.75);
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    min-height: var(--touch-min, 44px);
}

.role-dropdown-item:hover:not(.role-dropdown-item--locked) {
    background: rgba(255, 0, 60, 0.1);
    color: #fff;
}

.role-dropdown-item--active {
    color: #fff;
    background: rgba(255, 0, 60, 0.08);
}

.role-dropdown-item--locked {
    opacity: 0.38;
    cursor: not-allowed;
}

.role-dropdown-item-icon {
    font-size: 1rem;
    line-height: 1;
    flex-shrink: 0;
}

.role-dropdown-soon {
    margin-left: auto;
    font-size: 0.55rem;
    letter-spacing: 1.5px;
    color: rgba(255, 200, 0, 0.65);
}

.protocol-btn {
    width: auto;
    align-self: center;
    background: transparent;
    border: 1px solid var(--color-danger);
    color: var(--color-danger);
    padding: 8px 16px;
    min-height: var(--touch-min);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.protocol-btn:hover,
.protocol-btn:focus-visible {
    background: var(--color-danger);
    color: var(--color-primary);
    box-shadow: 0 0 15px var(--color-danger);
}

.protocol-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}


.transformed-result {
    width: calc(100% - 8px);
    height: calc(100% - 8px);
    object-fit: contain;
    border: 2px solid #ff003c;
    box-shadow: 0 0 15px rgba(255, 0, 60, 0.5);
    display: block;
    margin: 4px;
}

.download-btn {
    margin-top: 4px;
    background: #00ff00;
    color: #000;
    font-weight: bold;
    letter-spacing: 2px;
}

.reset-btn {
    margin-top: 4px;
    background: transparent;
    border: 1px solid rgba(255, 0, 60, 0.5);
    color: rgba(255, 80, 80, 0.85);
    font-weight: bold;
    letter-spacing: 2px;
}

.reset-btn:hover,
.reset-btn:focus-visible {
    border-color: var(--color-danger);
    color: var(--color-danger);
    background: rgba(255, 0, 60, 0.08);
}

/* --- Terminal processing HUD -------------------------------------------- */
.lab-terminal {
    font-family: var(--font-mono);
    font-size: clamp(0.62rem, 1.4vw, 0.75rem);
    color: var(--color-success);
    letter-spacing: 1.5px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(0, 255, 80, 0.25);
    border-radius: 3px;
    padding: 10px 14px;
    min-height: 100px;
    max-height: 180px;
    overflow-y: auto;
    display: none;
    flex-direction: column;
    gap: 2px;
}

.lab-terminal.active {
    display: flex;
}

.lab-terminal .term-line {
    line-height: 1.5;
    white-space: pre;
}

.lab-terminal .term-line.dim {
    color: rgba(0, 255, 80, 0.45);
}

/* --- Terminal modal overlay ---------------------------------------------- */
.term-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    backdrop-filter: blur(4px);
    overflow: hidden;
}

.term-modal-overlay[hidden] {
    display: none;
}

.term-modal {
    width: 100%;
    max-width: 520px;
    background: rgba(6, 6, 12, 0.97);
    border: 1px solid rgba(0, 255, 80, 0.35);
    border-radius: 4px;
    box-shadow: 0 0 40px rgba(0, 255, 80, 0.12);
    overflow: hidden;
    box-sizing: border-box;
}

.term-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(0, 255, 80, 0.2);
    background: rgba(0, 255, 80, 0.04);
}

.term-modal-title {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 2px;
    color: rgba(0, 255, 80, 0.7);
}

.term-modal-cancel {
    background: transparent;
    border: 1px solid rgba(255, 0, 60, 0.5);
    color: rgba(255, 0, 60, 0.8);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 2px;
    padding: 4px 12px;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s ease;
}

.term-modal-cancel:hover {
    background: rgba(255, 0, 60, 0.15);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.term-modal .lab-terminal {
    max-height: 260px;
    border: none;
    border-radius: 0;
    background: transparent;
}

/* --- Completion toast ---------------------------------------------------- */
.lab-toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: rgba(0, 0, 0, 0.92);
    border: 1px solid var(--color-success);
    color: var(--color-success);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 1.5px;
    padding: 12px 24px;
    border-radius: 3px;
    z-index: calc(var(--z-ui) + 10);
    pointer-events: none;
    transition: transform 0.4s ease, opacity 0.4s ease;
    opacity: 0;
    white-space: nowrap;
}

.lab-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* --- AVATAR LAB PRIVACY BUTTON + TOOLTIP -------------------------------- */
.privacy-btn {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    padding: 4px 6px;
    margin-right: 4px;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s;
    flex-shrink: 0;
}

.privacy-btn:hover,
.privacy-btn[aria-expanded="true"] {
    color: rgba(255, 255, 255, 0.9);
}

.privacy-tooltip {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    left: auto;
    transform: none;
    width: 290px;
    padding: 0.75rem 1rem;
    background: rgba(10, 10, 10, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.55);
    text-align: left;
    white-space: normal;
    pointer-events: none;
    z-index: 200;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.privacy-tooltip strong {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
}

.privacy-btn:hover .privacy-tooltip,
.privacy-btn[aria-expanded="true"] .privacy-tooltip {
    display: block;
}

/* --- AVATAR LAB CONSENT CHECKBOX ---------------------------------------- */
.consent-label {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    margin-top: 0.6rem;
    cursor: pointer;
    font-family: var(--font-mono, monospace);
    font-size: clamp(0.6rem, 1.1vw, 0.68rem);
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.5;
    user-select: none;
}

.consent-checkbox {
    flex-shrink: 0;
    margin-top: 0.15rem;
    accent-color: rgba(180, 255, 180, 0.8);
    cursor: pointer;
    width: 13px;
    height: 13px;
}

.consent-label:has(.consent-checkbox:checked) {
    color: rgba(255, 255, 255, 0.7);
}

.consent-privacy-link {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    color: rgba(180, 220, 255, 0.75);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.consent-privacy-link:hover {
    color: rgba(180, 220, 255, 1);
}

/* --- Responsive: single-column stacked layout on tablet / mobile --------- */
@media (max-width: 860px) {
    .glass-panel {
        height: auto;
        max-height: none;
        max-width: 520px;
    }

    .panel-body {
        grid-template-columns: 1fr;
    }

    /* Upload zone: fixed height so it doesn't collapse to nothing */
    .panel-col-left .upload-area {
        flex: none;
        min-height: 160px;
    }

    /* Right col no longer needs inner scroll — page scrolls instead */
    .panel-col-right {
        overflow: visible;
        overflow-y: visible;
    }

}

@media (max-width: 480px) {
    .glass-panel {
        padding:    10px 12px;
        max-width:  100%;
    }

    /* Stack role + variant dropdowns vertically on phones */
    .role-selectors-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .protocol-section {
        gap: 16px;
    }

    /* Truncate long dropdown text */
    .role-dropdown-btn {
        font-size:  0.68rem;
        padding:    6px 10px;
    }

    #role-dropdown-text,
    #variant-dropdown-text {
        overflow:      hidden;
        text-overflow: ellipsis;
        white-space:   nowrap;
    }

    /* Toast: allow wrapping on narrow screens */
    .lab-toast {
        white-space: normal;
        text-align:  center;
        max-width:   90vw;
        padding:     10px 16px;
        font-size:   0.7rem;
    }

    /* Terminal modal: tighter padding */
    .term-modal-header {
        padding: 8px 10px;
    }

    .term-modal .lab-terminal {
        padding:    8px 10px;
        font-size:  0.6rem;
    }

    /* Privacy tooltip: center-align so it doesn't overflow left edge */
    .privacy-tooltip {
        right:     auto;
        left:      50%;
        transform: translateX(-50%);
        width:     min(290px, 88vw);
    }

    .engine-options {
        gap: 4px;
    }

    .engine-btn {
        font-size: 0.58rem;
        padding: 4px 8px;
    }
}

/* ==========================================================================
   ENGINE TOGGLE — provider selector
   ========================================================================== */
.engine-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.engine-options {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.engine-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 0, 60, 0.25);
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 1px;
    padding: 5px 10px;
    border-radius: 2px;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}

.engine-btn:hover {
    border-color: rgba(255, 0, 60, 0.5);
    color: #fff;
}

.engine-btn--active {
    border-color: var(--color-danger);
    color: #fff;
    background: rgba(255, 0, 60, 0.15);
    box-shadow: 0 0 8px rgba(255, 0, 60, 0.2);
}

.engine-btn--locked {
    opacity: 0.35;
    cursor: not-allowed;
    border-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.3);
}

.engine-tag {
    font-size: 0.55rem;
    color: rgba(255, 0, 60, 0.8);
    margin-left: 4px;
    letter-spacing: 0.5px;
}