/* Remove Background tool — premium design, site token'ları ile uyumlu */
.rmbg-page {
    padding: 2rem max(1rem, env(safe-area-inset-left, 0px)) 2rem max(1rem, env(safe-area-inset-right, 0px));
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.rmbg-header {
    text-align: center;
    margin-bottom: 2rem;
}

.rmbg-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin: 0 0 0.35rem;
}

.rmbg-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    max-width: 36rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* ——— Dropzone ——— */
.rmbg-dropzone {
    max-width: 42rem;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-ui, 16px);
    background: var(--card-bg);
    box-shadow: var(--shadow-card);
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.rmbg-dropzone:hover,
.rmbg-dropzone:focus {
    outline: none;
    border-color: var(--accent-color);
    background: var(--body-bg);
}

.rmbg-dropzone.rmbg-dragover {
    border-color: var(--accent-color);
    background: rgba(var(--accent-rgb), 0.04);
}

.rmbg-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.rmbg-dropzone-icon {
    display: inline-flex;
    padding: 1rem;
    border-radius: 9999px;
    background: var(--body-bg);
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.rmbg-dropzone-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.rmbg-dropzone-hint {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0.5rem 0 0;
}

/* ——— Workspace ——— */
.rmbg-workspace {
    margin-top: 2rem;
}

.rmbg-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
    .rmbg-comparison {
        grid-template-columns: 1fr;
    }
}

.rmbg-panel {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.rmbg-panel-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 0;
}

.rmbg-panel-img-wrap {
    border-radius: var(--radius-ui, 16px);
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
    position: relative;
}

.rmbg-panel-img-wrap img {
    display: block;
    max-width: 100%;
    max-height: 460px;
    height: auto;
    object-fit: contain;
}

.rmbg-panel-img-wrap img[hidden] {
    display: none;
}

/* Checkerboard for transparency */
.rmbg-checkerboard {
    background-image:
        linear-gradient(45deg, #e0e0e0 25%, transparent 25%),
        linear-gradient(-45deg, #e0e0e0 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e0e0e0 75%),
        linear-gradient(-45deg, transparent 75%, #e0e0e0 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

[data-bs-theme="dark"] .rmbg-checkerboard {
    background-image:
        linear-gradient(45deg, #2a2a2a 25%, transparent 25%),
        linear-gradient(-45deg, #2a2a2a 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #2a2a2a 75%),
        linear-gradient(-45deg, transparent 75%, #2a2a2a 75%);
}

.rmbg-result-placeholder {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
    padding: 1rem;
    margin: 0;
}

/* ——— Buttons ——— */
.rmbg-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.rmbg-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 44px;
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, opacity 0.2s;
    border: none;
    white-space: nowrap;
}

.rmbg-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.rmbg-btn-primary {
    background: var(--accent-color);
    color: #fff;
}

.rmbg-btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
}

.rmbg-btn-outline {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
}

.rmbg-btn-outline:hover:not(:disabled) {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.rmbg-btn-sm {
    min-height: 36px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
}

.rmbg-btn[hidden] {
    display: none !important;
}

/* ——— Progress bar ——— */
.rmbg-progress-wrap {
    max-width: 32rem;
    margin: 0 auto 1rem;
    text-align: center;
}

.rmbg-progress-wrap[hidden] {
    display: none !important;
}

.rmbg-progress-track {
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.rmbg-progress-bar {
    height: 100%;
    width: 0%;
    border-radius: 3px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.rmbg-status {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin: 0;
}

/* ——— Error ——— */
.rmbg-error {
    max-width: 32rem;
    margin: 0 auto;
    text-align: center;
    padding: 1rem 1.25rem;
    border-radius: 12px;
    background: rgba(185, 28, 28, 0.06);
    border: 1px solid rgba(185, 28, 28, 0.18);
}

.rmbg-error[hidden] {
    display: none !important;
}

.rmbg-error p {
    font-size: 0.85rem;
    color: #b91c1c;
    margin: 0 0 0.75rem;
    font-weight: 500;
}

[data-bs-theme="dark"] .rmbg-error p {
    color: #fca5a5;
}

/* ——— Spinner animation for process button ——— */
.rmbg-btn-primary svg.rmbg-spin {
    animation: rmbg-spin-anim 1.2s linear infinite;
}

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