/* Background Remover Specific Styles */

.tool-section {
    margin-top: 42px;
    min-height: 400px;
}

/* Upload Area */
.upload-area {
    border: 2px dashed #cfd8e6;
    border-radius: var(--radius-lg);
    background: #f8fafc;
    padding: 64px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--accent);
    background: rgba(47, 111, 227, 0.04);
}

.upload-content {
    pointer-events: none;
    /* Let clicks pass through to container */
}

.upload-icon {
    width: 64px;
    height: 64px;
    background: #ffffff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-soft);
    margin-bottom: 24px;
}

.upload-area h3 {
    margin: 0;
    font-family: "SF Pro Display", "Sora", sans-serif;
    font-size: 20px;
    color: var(--text);
}

.upload-area p {
    margin: 8px 0 0;
    color: var(--muted);
}

/* Processing State */
.processing-state {
    text-align: center;
    padding: 64px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.loader {
    width: 48px;
    height: 48px;
    border: 4px solid #e2e8f0;
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 24px;
}

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

#statusText {
    font-weight: 600;
    font-size: 18px;
    margin: 0;
    color: var(--text);
}

.sub-status {
    font-size: 14px;
    color: var(--muted);
    margin-top: 8px;
}

/* Result Area */
.result-area {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.canvas-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.image-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    aspect-ratio: 16/10;
    /* Default aspect, will adjust */
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkerboard-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-image:
        linear-gradient(45deg, #eee 25%, transparent 25%),
        linear-gradient(-45deg, #eee 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #eee 75%),
        linear-gradient(-45deg, transparent 75%, #eee 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.image-wrapper img {
    position: relative;
    z-index: 1;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.label {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    z-index: 10;
    backdrop-filter: blur(4px);
}

.action-row {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.hidden {
    display: none !important;
}

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