/* ============================================
   BG Remover - Arka Plan Kaldırıcı
   Premium Dark Mode Plugin Styles
   ============================================ */

:root {
    --bgr-bg-primary: #0a0a1a;
    --bgr-bg-secondary: #12122a;
    --bgr-bg-card: rgba(20, 20, 50, 0.6);
    --bgr-bg-glass: rgba(255, 255, 255, 0.04);
    --bgr-border-glass: rgba(255, 255, 255, 0.08);
    --bgr-text-primary: #f0f0ff;
    --bgr-text-secondary: rgba(240, 240, 255, 0.6);
    --bgr-text-muted: rgba(240, 240, 255, 0.35);
    --bgr-accent-purple: #8b5cf6;
    --bgr-accent-blue: #3b82f6;
    --bgr-accent-cyan: #22d3ee;
    --bgr-accent-pink: #ec4899;
    --bgr-gradient-primary: linear-gradient(135deg, #8b5cf6, #3b82f6);
    --bgr-gradient-secondary: linear-gradient(135deg, #ec4899, #8b5cf6);
    --bgr-gradient-glow: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(59, 130, 246, 0.3));
    --bgr-shadow-glow: 0 0 40px rgba(139, 92, 246, 0.15);
    --bgr-shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --bgr-radius: 16px;
    --bgr-radius-sm: 10px;
    --bgr-radius-lg: 24px;
    --bgr-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Container */
.bgr-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--bgr-text-primary);
}

/* ============================================
   Mode Switcher
   ============================================ */
.bgr-mode-switcher {
    display: flex;
    gap: 12px;
    margin-bottom: 2rem;
    padding: 6px;
    background: var(--bgr-bg-glass);
    border: 1px solid var(--bgr-border-glass);
    border-radius: var(--bgr-radius);
    backdrop-filter: blur(20px);
}

.bgr-mode-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--bgr-radius-sm);
    color: var(--bgr-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--bgr-transition);
    font-family: inherit;
}

.bgr-mode-btn:hover {
    color: var(--bgr-text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.bgr-mode-btn.active {
    background: var(--bgr-gradient-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.bgr-mode-icon {
    font-size: 1.2rem;
}

.bgr-mode-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bgr-mode-btn.active .bgr-mode-badge {
    background: rgba(255, 255, 255, 0.25);
}

/* ============================================
   Upload Zone
   ============================================ */
.bgr-upload-zone {
    position: relative;
    padding: 4rem 2rem;
    border: 2px dashed rgba(139, 92, 246, 0.3);
    border-radius: var(--bgr-radius-lg);
    background: var(--bgr-bg-glass);
    backdrop-filter: blur(20px);
    text-align: center;
    cursor: pointer;
    transition: var(--bgr-transition);
    overflow: hidden;
}

.bgr-upload-zone::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.05), transparent 70%);
    pointer-events: none;
}

.bgr-upload-zone:hover,
.bgr-upload-zone.dragover {
    border-color: var(--bgr-accent-purple);
    background: rgba(139, 92, 246, 0.06);
    box-shadow: var(--bgr-shadow-glow);
    transform: translateY(-2px);
}

.bgr-upload-zone.dragover {
    border-style: solid;
}

.bgr-upload-content {
    position: relative;
    z-index: 1;
}

.bgr-upload-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    color: var(--bgr-accent-purple);
    opacity: 0.7;
    transition: var(--bgr-transition);
}

.bgr-upload-zone:hover .bgr-upload-icon {
    opacity: 1;
    transform: translateY(-4px);
}

.bgr-upload-icon svg {
    width: 100%;
    height: 100%;
}

.bgr-upload-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--bgr-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bgr-upload-desc {
    color: var(--bgr-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.bgr-upload-formats {
    color: var(--bgr-text-muted);
    font-size: 0.8rem;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    display: inline-block;
}

/* ============================================
   Progress
   ============================================ */
.bgr-progress {
    padding: 4rem 2rem;
    text-align: center;
    border-radius: var(--bgr-radius-lg);
    background: var(--bgr-bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--bgr-border-glass);
}

.bgr-progress-inner {
    max-width: 400px;
    margin: 0 auto;
}

.bgr-spinner {
    width: 56px;
    height: 56px;
    margin: 0 auto 1.5rem;
    border: 3px solid rgba(139, 92, 246, 0.15);
    border-top-color: var(--bgr-accent-purple);
    border-right-color: var(--bgr-accent-blue);
    border-radius: 50%;
    animation: bgr-spin 0.8s linear infinite;
}

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

.bgr-progress-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--bgr-text-primary);
}

.bgr-progress-bar-container {
    height: 6px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.bgr-progress-bar {
    height: 100%;
    background: var(--bgr-gradient-primary);
    border-radius: 3px;
    transition: width 0.4s ease;
    position: relative;
}

.bgr-progress-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: bgr-shimmer 1.5s infinite;
}

@keyframes bgr-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.bgr-progress-text {
    color: var(--bgr-text-secondary);
    font-size: 0.85rem;
}

/* ============================================
   Result Area
   ============================================ */
.bgr-result {
    border-radius: var(--bgr-radius-lg);
    background: var(--bgr-bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--bgr-border-glass);
    overflow: hidden;
}

.bgr-result-title {
    text-align: center;
    font-size: 1.3rem;
    font-weight: 700;
    padding: 1.5rem;
    margin: 0;
    background: var(--bgr-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Before/After Comparison Slider
   ============================================ */
.bgr-comparison {
    padding: 0 1.5rem;
}

.bgr-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--bgr-radius);
    cursor: ew-resize;
    user-select: none;
    -webkit-user-select: none;
    /* Checkerboard pattern for transparency */
    background-image:
        linear-gradient(45deg, #1a1a2e 25%, transparent 25%),
        linear-gradient(-45deg, #1a1a2e 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #1a1a2e 75%),
        linear-gradient(-45deg, transparent 75%, #1a1a2e 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0;
    background-color: #12122a;
}

.bgr-slider-before,
.bgr-slider-after {
    position: relative;
}

.bgr-slider-before {
    position: absolute;
    inset: 0;
    z-index: 2;
    overflow: hidden;
    width: 50%;
}

.bgr-slider-after {
    position: relative;
    z-index: 1;
    width: 100%;
}

.bgr-slider-before img,
.bgr-slider-after img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    max-height: 500px;
}

.bgr-slider-before img {
    width: calc(100% / 0.5);
    max-width: none;
}

.bgr-slider-label {
    position: absolute;
    bottom: 16px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 5;
    backdrop-filter: blur(10px);
}

.bgr-label-before {
    left: 16px;
    background: rgba(236, 72, 153, 0.8);
    color: #fff;
}

.bgr-label-after {
    right: 16px;
    background: rgba(139, 92, 246, 0.8);
    color: #fff;
}

.bgr-slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(-50%);
    pointer-events: none;
}

.bgr-slider-line {
    flex: 1;
    width: 3px;
    background: #fff;
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.5);
}

.bgr-slider-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3), 0 0 20px rgba(139, 92, 246, 0.3);
    color: var(--bgr-accent-purple);
    pointer-events: auto;
    cursor: ew-resize;
    flex-shrink: 0;
}

.bgr-slider-circle svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Action Buttons
   ============================================ */
.bgr-actions {
    display: flex;
    gap: 12px;
    padding: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.bgr-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--bgr-radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--bgr-transition);
    border: none;
    font-family: inherit;
    letter-spacing: 0.3px;
}

.bgr-btn-primary {
    background: var(--bgr-gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.bgr-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.bgr-btn-primary:active {
    transform: translateY(0);
}

.bgr-btn-secondary {
    background: var(--bgr-bg-glass);
    color: var(--bgr-text-primary);
    border: 1px solid var(--bgr-border-glass);
    backdrop-filter: blur(10px);
}

.bgr-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

/* ============================================
   Error
   ============================================ */
.bgr-error {
    padding: 2rem;
    text-align: center;
    border-radius: var(--bgr-radius-lg);
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.bgr-error-inner {
    max-width: 400px;
    margin: 0 auto;
}

.bgr-error-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.bgr-error-inner p {
    color: #fca5a5;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 640px) {
    .bgr-container {
        padding: 1rem;
    }

    .bgr-mode-switcher {
        flex-direction: column;
        gap: 8px;
    }

    .bgr-mode-btn {
        padding: 12px 16px;
    }

    .bgr-upload-zone {
        padding: 3rem 1.5rem;
    }

    .bgr-upload-title {
        font-size: 1.15rem;
    }

    .bgr-upload-icon {
        width: 60px;
        height: 60px;
    }

    .bgr-actions {
        flex-direction: column;
    }

    .bgr-btn {
        justify-content: center;
        width: 100%;
    }

    .bgr-slider-circle {
        width: 36px;
        height: 36px;
    }

    .bgr-slider-circle svg {
        width: 16px;
        height: 16px;
    }
}