/**
 * Premium Merge Images Tool Styling - V2 (AWESOME DESIGN - COMPLETE)
 */
:root {
    --mi-glass: rgba(255, 255, 255, 0.7);
    --mi-glass-border: rgba(255, 255, 255, 0.4);
    --mi-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
    --mi-accent-gradient: linear-gradient(135deg, #4361ee 0%, #7209b7 100%);
    --mi-hover-gradient: linear-gradient(135deg, #4895ef 0%, #4361ee 100%);
}

.merge-images-builder {
    background: #fff;
    border-radius: 32px;
    padding: 40px;
    box-shadow: var(--mi-shadow);
    border: 1px solid rgba(0, 0, 0, 0.02);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .merge-images-builder {
    background: #1a1c23;
    border-color: rgba(255, 255, 255, 0.05);
    --mi-glass: rgba(30, 32, 40, 0.7);
    --mi-glass-border: rgba(255, 255, 255, 0.1);
}

.mi-config-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 48px;
}

@media (max-width: 1100px) {
    .mi-config-grid {
        grid-template-columns: 1fr;
    }
}

/* Section Header Polishing */
.mi-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    color: var(--gray-800);
    margin-bottom: 16px;
    font-size: 1rem;
    letter-spacing: -0.01em;
}

[data-theme="dark"] .mi-label {
    color: var(--gray-100);
}

.mi-label i {
    width: 20px;
    height: 20px;
    color: var(--primary);
    stroke-width: 2.5;
}

.mi-control-section {
    margin-bottom: 32px;
}

/* Template Tabs - Glassmorphism */
.mi-template-tabs {
    display: flex;
    gap: 10px;
    background: var(--gray-100);
    padding: 6px;
    border-radius: 16px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .mi-template-tabs {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.05);
}

.mi-template-tabs .tab-btn {
    flex: 1;
    border: none;
    background: none;
    padding: 10px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--gray-500);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mi-template-tabs .tab-btn.active {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .mi-template-tabs .tab-btn.active {
    background: var(--gray-800);
    color: #fff;
}

/* Template Gallery Cards */
.template-cat-group {
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.template-cat-group.active {
    display: grid;
}

.mi-tmpl-card {
    background: var(--gray-50);
    border: 2px solid transparent;
    border-radius: 14px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.3s;
    aspect-ratio: 1;
}

[data-theme="dark"] .mi-tmpl-card {
    background: var(--gray-900);
}

.mi-tmpl-card span {
    font-size: 0.65rem;
    font-weight: 700;
}

.mi-tmpl-card.active {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
    transform: scale(1.05);
}

/* Type Chips */
.mi-type-chips {
    display: flex;
    gap: 12px;
}

.mi-chip {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px;
    border-radius: 16px;
    border: 2px solid var(--gray-200);
    background: var(--gray-50);
    font-weight: 700;
    transition: all 0.3s;
    cursor: pointer;
}

.mi-chip.active {
    background: var(--mi-accent-gradient);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.2);
}

/* Style Grid */
.mi-style-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(65px, 1fr));
    gap: 10px;
}

.mi-style-card {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

[data-theme="dark"] .mi-style-card {
    background: var(--gray-900);
    border-color: var(--gray-800);
}

.mi-style-card.active {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
}

.mi-style-preview {
    width: 30px;
    height: 30px;
    border-radius: 6px;
    border: 1px solid var(--gray-300);
}

.mi-style-preview.none {
    background: #eee;
    position: relative;
}

.mi-style-preview.none::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: red;
    transform: rotate(45deg);
}

.mi-style-preview.polaroid {
    background: #fff;
    border-bottom-width: 6px;
}

.mi-style-preview.classic {
    background: #fff;
    border: 2px solid #333;
}

.mi-style-preview.shadow {
    background: #fff;
    box-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
}

.mi-style-preview.rounded {
    border-radius: 50%;
    background: #eee;
}

/* Image List */
.mi-image-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.mi-image-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--gray-50);
    padding: 10px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
}

.mi-thumb {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    object-fit: cover;
}

.mi-name {
    flex: 1;
    font-size: 0.85rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mi-remove {
    border: none;
    background: none;
    color: #e63946;
    cursor: pointer;
    padding: 4px;
}

/* Inputs & Sliders */
.mi-input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--gray-300);
    background: #fff;
    font-weight: 600;
}

.mi-slider {
    width: 100%;
    accent-color: var(--primary);
    height: 6px;
    border-radius: 3px;
}

.mi-color-picker-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--gray-100);
    padding: 8px 12px;
    border-radius: 12px;
}

.mi-color-input {
    border: none;
    width: 30px;
    height: 30px;
    padding: 0;
    background: none;
    cursor: pointer;
}

/* Preview Area */
.mi-preview-container {
    background: #f8f9fa;
    border-radius: 24px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

[data-theme="dark"] .mi-preview-container {
    background: #11141a;
}

.mi-preview-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
}

.mi-canvas-wrapper {
    position: relative;
    min-height: 450px;
    background: #fff;
    border-radius: 20px;
    border: 2px dashed var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

[data-theme="dark"] .mi-canvas-wrapper {
    background: #000;
    border-color: #222;
}

#miCanvas {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mi-placeholder {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--gray-400);
    text-align: center;
    padding: 20px;
}

.mi-placeholder i {
    width: 48px;
    height: 48px;
    opacity: 0.3;
}

/* Execute Button */
.mi-actions {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

.mi-execute-btn {
    background: var(--mi-accent-gradient);
    color: #fff;
    border: none;
    padding: 18px 60px;
    border-radius: 20px;
    font-weight: 800;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(67, 97, 238, 0.3);
}

.mi-execute-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(67, 97, 238, 0.4);
}

.mi-execute-btn i {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}