/* ==========================================================================
   Faceswap Page Styles
   ========================================================================== */

.faceswap-page {
    max-width: 1400px;
}

/* Page Header */
.page-header__text {
    flex: 1;
}

.page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: var(--spacing-xs) 0 0 0;
}

/* Steps Bar */
.faceswap-steps {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.faceswap-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.faceswap-step strong {
    color: var(--color-text);
}

.faceswap-step__number {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
}

.faceswap-step__arrow {
    color: var(--color-text-muted);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .faceswap-steps {
        flex-direction: column;
        align-items: flex-start;
    }
    .faceswap-step__arrow {
        transform: rotate(90deg);
        align-self: center;
    }
}

/* Upload Section */
.faceswap-upload {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
    .faceswap-upload {
        grid-template-columns: 1fr;
    }
}

.faceswap-upload__section {
    display: flex;
    flex-direction: column;
}

.faceswap-upload__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.faceswap-upload__title svg {
    color: var(--color-primary);
}

.faceswap-upload__desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin: 0 0 var(--spacing-sm) 0;
}

.faceswap-upload__section .upload-zone {
    flex: 1;
    min-height: 240px;
    max-height: 340px;
    position: relative;
}

/* Upload Preview — contained image, no deformation */
.upload-preview {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-elevated, #0d0d0d);
}

.upload-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.upload-preview__info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: linear-gradient(transparent, var(--alpha-black-80));
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upload-preview__remove {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--alpha-black-70);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.upload-zone:hover .upload-preview__remove {
    opacity: 1;
}

.upload-preview__remove:hover {
    background: var(--color-error, var(--color-error));
}

/* Footer: Consent + Action */
.faceswap-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.faceswap-consent {
    flex: 1;
    min-width: 250px;
}

.faceswap-consent .form-checkbox span {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.faceswap-action .btn {
    min-width: 180px;
    gap: var(--spacing-sm);
}

.faceswap-btn__cost {
    font-size: var(--font-size-xs);
    opacity: 0.7;
    margin-left: var(--spacing-xs);
}

/* Results Section */
.faceswap-results {
    margin-top: var(--spacing-xl);
}

.faceswap-results__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.faceswap-results__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin: 0;
}

.faceswap-results .tabs {
    width: fit-content;
}

.faceswap-results__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    min-height: 200px;
}

@media (max-width: 768px) {
    .faceswap-results__grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: var(--spacing-md);
    }
}

.faceswap-results__grid .empty-state {
    grid-column: 1 / -1;
}

/* ==========================================================================
   Result Cards
   ========================================================================== */

.result-card {
    position: relative;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.result-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--alpha-black-40);
}

.result-card__image {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background-color: var(--color-surface-light, #151515);
    overflow: hidden;
}

.result-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast);
}

.result-card:hover .result-card__image img {
    transform: scale(1.03);
}

/* Overlay with actions */
.result-card__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    background: var(--alpha-black-50);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.result-card:hover .result-card__overlay {
    opacity: 1;
}

.card-action-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--alpha-white-15);
    backdrop-filter: blur(8px);
    border: 1px solid var(--color-text-disabled);
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.card-action-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: scale(1.1);
}

/* Broken image */
.result-card--broken .result-card__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-card--broken .result-card__image::after {
    content: 'Imagem indisponivel';
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.result-card--broken .result-card__image img {
    display: none;
}

/* ==========================================================================
   Processing State
   ========================================================================== */

.result-card--processing .result-card__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-card--processing:hover {
    transform: none;
    cursor: default;
}

.processing-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.processing-pulse {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0.15;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(0.8); opacity: 0.15; }
    50% { transform: scale(1.3); opacity: 0.05; }
}

.processing-icon {
    position: relative;
    color: var(--color-primary);
    animation: spin 3s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.processing-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.processing-progress {
    width: 120px;
    height: 4px;
    background: var(--color-surface-light, #151515);
    border-radius: var(--radius-xs);
    overflow: hidden;
}

.processing-progress__bar {
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--radius-xs);
    transition: width 0.5s ease;
}

/* ==========================================================================
   Error / Failed State
   ========================================================================== */

.result-card--failed .result-card__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-card--failed:hover {
    transform: none;
    cursor: default;
}

.error-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-error, var(--color-error));
    text-align: center;
    padding: var(--spacing-md);
}

.error-indicator span {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
}

.error-indicator__detail {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin: 0;
    max-width: 180px;
    word-break: break-word;
}

/* ==========================================================================
   Faceswap Guide Modal
   ========================================================================== */

.guide-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.guide-modal.open {
    display: flex;
}

.guide-modal__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--alpha-black-80);
    backdrop-filter: blur(4px);
}

.guide-modal__container {
    position: relative;
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    background-color: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.guide-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
}

.guide-modal__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin: 0;
}

.guide-modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.guide-modal__close:hover {
    background-color: var(--color-surface-light);
    color: var(--color-text);
}

/* Guide Tabs */
.guide-modal__tabs {
    display: flex;
    gap: var(--spacing-sm);
    padding: 0 var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.guide-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-surface-light);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.guide-tab:hover {
    color: var(--color-text);
}

.guide-tab.active {
    background: var(--color-primary-gradient);
    color: white;
}

/* Guide Content */
.guide-modal__content {
    flex: 1;
    overflow-y: auto;
    padding: 0 var(--spacing-xl);
}

/* Setup Tab */
.guide-setup {
    text-align: center;
}

.guide-setup__images {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.guide-setup__item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.guide-setup__image {
    width: 160px;
    height: 200px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-surface-light);
    margin-bottom: var(--spacing-sm);
}

.guide-setup__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.guide-setup__image.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-surface-light), var(--color-surface));
}

.guide-setup__image.placeholder::after {
    content: '📷';
    font-size: var(--font-size-4xl);
    opacity: 0.5;
}

.guide-setup__label {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    margin: 0;
}

.guide-setup__sublabel {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.guide-setup__sublabel--highlight {
    color: var(--color-primary);
}

.guide-setup__operator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--color-surface-light);
    border-radius: 50%;
    color: var(--color-text-muted);
}

.guide-setup__operator--arrow {
    background-color: var(--color-primary);
    color: white;
}

.guide-setup__description {
    max-width: 600px;
    margin: 0 auto;
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.guide-setup__description .text-primary {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.guide-setup__description .text-accent {
    color: var(--color-success);
    font-weight: var(--font-weight-medium);
}

/* Avoid Tab */
.guide-avoid {
    padding-bottom: var(--spacing-lg);
}

.guide-avoid__section-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-lg) 0;
    padding-left: var(--spacing-sm);
    border-left: 3px solid var(--color-primary);
}

.guide-avoid__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .guide-avoid__layout {
        grid-template-columns: 1fr;
    }
}

.guide-avoid__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.guide-avoid__card {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.guide-avoid__card:hover .guide-avoid__image {
    border-color: var(--color-primary);
}

.guide-avoid__card.active .guide-avoid__image {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(217, 70, 239, 0.2);
}

.guide-avoid__image {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-surface-light);
    border: 2px solid transparent;
    margin-bottom: var(--spacing-xs);
    transition: all var(--transition-fast);
}

.guide-avoid__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.guide-avoid__image.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
}

.guide-avoid__image.placeholder::after {
    content: '⚠️';
    font-size: var(--font-size-3xl);
    opacity: 0.5;
}

.guide-avoid__expand {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 28px;
    height: 28px;
    background-color: var(--alpha-black-60);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.guide-avoid__card:hover .guide-avoid__expand {
    opacity: 1;
}

.guide-avoid__label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    margin: 0;
    padding: var(--spacing-xs);
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.guide-avoid__details {
    background-color: var(--color-surface-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.guide-avoid__detail {
    flex: 1;
}

.guide-avoid__detail-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-md) 0;
    padding-left: var(--spacing-sm);
    border-left: 3px solid var(--color-primary);
}

.guide-avoid__detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.guide-avoid__detail-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.guide-avoid__detail-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--color-warning);
    border-radius: 50%;
    margin-top: 6px;
    flex-shrink: 0;
}

.guide-avoid__tip {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    margin-top: auto;
    font-size: var(--font-size-sm);
}

.guide-avoid__tip-icon {
    font-size: var(--font-size-lg);
}

.guide-avoid__tip p {
    margin: 0;
    color: var(--color-text-secondary);
}

.guide-avoid__tip strong {
    color: var(--color-text);
}

/* Modal Footer */
.guide-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.guide-modal__back {
    margin-right: auto;
}

/* Responsive */
@media (max-width: 640px) {
    .guide-modal {
        padding: 0;
    }

    .guide-modal__container {
        max-height: 100vh;
        border-radius: 0;
    }

    .guide-setup__images {
        gap: var(--spacing-sm);
    }

    .guide-setup__image {
        width: 100px;
        height: 130px;
    }

    .guide-setup__operator {
        width: 32px;
        height: 32px;
    }

    .guide-setup__operator svg {
        width: 20px;
        height: 20px;
    }

    .guide-avoid__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }
}