/**
 * ============================================
 *   MuseFlow V4 - Minimalist Design System
 * ============================================
 * White Theme + Monochrome Icons + Subtle Accents
 */

/* ==================== COLOR SYSTEM ==================== */
:root {
    /* Primary Colors */
    --mf-white: #ffffff;
    --mf-off-white: #fafafa;
    --mf-light-gray: #f5f5f5;
    
    /* Text Colors */
    --mf-text-primary: #333;
    --mf-text-secondary: #666;
    --mf-text-muted: #999;
    --mf-text-disabled: #ccc;
    
    /* Border Colors */
    --mf-border-light: #f0f0f0;
    --mf-border-medium: #e5e5e5;
    --mf-border-dark: #ddd;
    
    /* Accent Colors (Widget-specific) */
    --mf-accent-collection: #667eea;
    --mf-accent-exhibition: #4299e1;
    --mf-accent-photography: #38b2ac;
    --mf-accent-image: #f6ad55;
    --mf-accent-loan: #fc8181;
    
    /* Status Colors */
    --mf-success: #48bb78;
    --mf-warning: #ed8936;
    --mf-error: #f56565;
    --mf-info: #4299e1;
    
    /* Font Sizes */
    --mf-font-xxl: 20px;
    --mf-font-xl: 16px;
    --mf-font-lg: 14px;
    --mf-font-md: 12px;
    --mf-font-sm: 10px;
    --mf-font-xs: 9px;
    
    /* Font Weights */
    --mf-weight-normal: 400;
    --mf-weight-medium: 500;
    --mf-weight-semibold: 600;
    --mf-weight-bold: 700;
}

/* ==================== MODAL STRUCTURE ==================== */
.minimalist-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.minimalist-modal.show {
    opacity: 1;
}

.minimalist-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.minimalist-container {
    position: relative;
    background: var(--mf-white);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 90%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: default;
}

/* ==================== HEADER ==================== */
.minimalist-header {
    padding: 16px 20px;
    background: var(--mf-white);
    border-bottom: 1px solid var(--mf-border-medium);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.minimalist-title {
    font-size: var(--mf-font-lg);
    font-weight: var(--mf-weight-semibold);
    color: var(--mf-text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.minimalist-title i {
    font-size: var(--mf-font-lg);
    color: var(--mf-text-secondary);
}

.minimalist-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    color: var(--mf-text-muted);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.minimalist-close:hover {
    color: var(--mf-text-primary);
    background: var(--mf-light-gray);
}

/* ==================== TABS ==================== */
.minimalist-tabs {
    display: flex;
    gap: 0;
    background: var(--mf-off-white);
    border-bottom: 1px solid var(--mf-border-medium);
    flex-shrink: 0;
}

.minimalist-tab {
    padding: 12px 20px;
    border: none;
    background: none;
    color: var(--mf-text-muted);
    font-size: var(--mf-font-md);
    font-weight: var(--mf-weight-normal);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    position: relative;
}

.minimalist-tab:hover:not(.active) {
    color: var(--mf-text-secondary);
    background: var(--mf-light-gray);
}

.minimalist-tab.active {
    color: var(--mf-text-primary);
    font-weight: var(--mf-weight-semibold);
    border-bottom-color: var(--mf-text-primary);
    background: var(--mf-white);
}

.minimalist-tab:disabled {
    color: var(--mf-text-disabled);
    cursor: not-allowed;
    opacity: 0.5;
}

.minimalist-tab i {
    margin-right: 6px;
    font-size: var(--mf-font-md);
}

/* ==================== CONTENT ==================== */
.minimalist-content {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.minimalist-tab-content {
    display: none;
}

.minimalist-tab-content.active {
    display: block;
}

/* ==================== CARDS ==================== */
.minimalist-card {
    background: var(--mf-white);
    border: 1px solid var(--mf-border-medium);
    border-radius: 4px;
    padding: 16px;
    transition: all 0.2s;
}

.minimalist-card:hover {
    border-color: var(--mf-text-muted);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.minimalist-card-title {
    font-size: var(--mf-font-md);
    font-weight: var(--mf-weight-semibold);
    color: var(--mf-text-primary);
    margin-bottom: 8px;
}

.minimalist-card-subtitle {
    font-size: var(--mf-font-xs);
    color: var(--mf-text-muted);
    margin-bottom: 12px;
}

/* ==================== BUTTONS ==================== */
.minimalist-btn {
    padding: 10px 20px;
    border-radius: 4px;
    font-size: var(--mf-font-md);
    font-weight: var(--mf-weight-semibold);
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.minimalist-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.minimalist-btn-primary {
    background: var(--mf-text-primary);
    color: var(--mf-white);
}

.minimalist-btn-primary:hover:not(:disabled) {
    background: #000;
}

.minimalist-btn-secondary {
    background: var(--mf-white);
    color: var(--mf-text-primary);
    border: 1px solid var(--mf-border-dark);
}

.minimalist-btn-secondary:hover:not(:disabled) {
    background: var(--mf-light-gray);
    border-color: var(--mf-text-muted);
}

.minimalist-btn-accent {
    background: var(--accent-color, var(--mf-text-primary));
    color: var(--mf-white);
}

.minimalist-btn-accent:hover:not(:disabled) {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ==================== FORMS ==================== */
.minimalist-input,
.minimalist-select,
.minimalist-textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--mf-border-dark);
    border-radius: 4px;
    font-size: var(--mf-font-md);
    color: var(--mf-text-primary);
    background: var(--mf-white);
    transition: all 0.2s;
}

.minimalist-input:focus,
.minimalist-select:focus,
.minimalist-textarea:focus {
    outline: none;
    border-color: var(--mf-text-secondary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.minimalist-label {
    display: block;
    font-size: var(--mf-font-sm);
    font-weight: var(--mf-weight-medium);
    color: var(--mf-text-secondary);
    margin-bottom: 6px;
}

/* ==================== STATS & BADGES ==================== */
.minimalist-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 16px;
    padding: 16px;
    background: var(--mf-off-white);
    border-radius: 4px;
    margin-bottom: 20px;
}

.minimalist-stat {
    text-align: center;
}

.minimalist-stat-label {
    font-size: var(--mf-font-sm);
    color: var(--mf-text-muted);
    margin-bottom: 4px;
}

.minimalist-stat-value {
    font-size: 20px;
    font-weight: var(--mf-weight-semibold);
    color: var(--mf-text-primary);
}

.minimalist-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: var(--mf-font-xs);
    font-weight: var(--mf-weight-medium);
    background: var(--mf-light-gray);
    color: var(--mf-text-secondary);
    border: 1px solid var(--mf-border-medium);
}

.minimalist-badge-success {
    background: rgba(72, 187, 120, 0.1);
    color: var(--mf-success);
    border-color: var(--mf-success);
}

.minimalist-badge-warning {
    background: rgba(237, 137, 54, 0.1);
    color: var(--mf-warning);
    border-color: var(--mf-warning);
}

.minimalist-badge-error {
    background: rgba(245, 101, 101, 0.1);
    color: var(--mf-error);
    border-color: var(--mf-error);
}

.minimalist-badge-info {
    background: rgba(66, 153, 225, 0.1);
    color: var(--mf-info);
    border-color: var(--mf-info);
}

/* ==================== EMPTY STATE ==================== */
.minimalist-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--mf-text-disabled);
}

.minimalist-empty i {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
    opacity: 0.5;
}

.minimalist-empty-text {
    font-size: var(--mf-font-md);
    color: var(--mf-text-muted);
}

/* ==================== UTILITIES ==================== */
.text-xs { font-size: var(--mf-font-xs); }
.text-sm { font-size: var(--mf-font-sm); }
.text-md { font-size: var(--mf-font-md); }
.text-lg { font-size: var(--mf-font-lg); }
.text-xl { font-size: var(--mf-font-xl); }

.text-muted { color: var(--mf-text-muted); }
.text-secondary { color: var(--mf-text-secondary); }
.text-primary { color: var(--mf-text-primary); }

.hidden { display: none !important; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }

/* ==================== SCROLLBAR ==================== */
.minimalist-content::-webkit-scrollbar {
    width: 8px;
}

.minimalist-content::-webkit-scrollbar-track {
    background: var(--mf-light-gray);
}

.minimalist-content::-webkit-scrollbar-thumb {
    background: var(--mf-border-dark);
    border-radius: 4px;
}

.minimalist-content::-webkit-scrollbar-thumb:hover {
    background: var(--mf-text-muted);
}