:root {
    /* Colors */
    --color-bg: #0a0118;
    --color-bg-secondary: #160828;
    --color-bg-card: rgba(31, 17, 66, 0.5);
    --color-bg-card-hover: rgba(46, 25, 97, 0.7);
    
    --color-primary: #8b5cf6;
    --color-primary-dark: #7c3aed;
    --color-secondary: #ec4899;
    --color-accent: #06b6d4;
    
    --color-text: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    
    --color-border: rgba(139, 92, 246, 0.2);
    --color-border-hover: rgba(139, 92, 246, 0.4);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);
    --gradient-card: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: rgba(10, 1, 24, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    font-size: 2rem;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.pro {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-btn:hover {
    background: var(--color-bg-card);
    border-color: var(--color-border-hover);
    color: var(--color-text);
    transform: translateY(-2px);
}

.nav-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    box-shadow: var(--shadow-glow);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Search */
.search-container {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 700px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

.search-btn, .btn-primary {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.search-btn:hover, .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Filters */
.filters {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.filter-select, .form-select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-select:hover, .form-select:hover {
    border-color: var(--color-border-hover);
}

.filter-reset {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-reset:hover {
    background: var(--color-bg-card);
    color: var(--color-text);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.stat-card {
    background: var(--gradient-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-md);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* Prompts Grid */
.prompts-section {
    margin: var(--spacing-xl) 0;
}

.prompts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.prompt-card {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.prompt-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.prompt-card:hover::before {
    transform: scaleX(1);
}

.prompt-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
    background: var(--color-bg-card-hover);
}

.prompt-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.prompt-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.prompt-category {
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 600;
}

.prompt-preview {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.prompt-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Loading */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.page-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-base);
}

.page-btn:hover {
    background: var(--color-bg-card-hover);
    transform: translateY(-2px);
}

.page-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--color-bg-card);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--color-text);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-primary);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--spacing-xl);
    overflow-y: auto;
    max-height: 90vh;
}

/* Views */
.view {
    display: none;
    animation: fadeIn 0.5s ease;
}

.view.active {
    display: block;
}

.view-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.view-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Forms */
.suggest-form, .builder-container {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-textarea {
    width: 100%;
    min-height: 120px;
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: inherit;
    resize: vertical;
    transition: all var(--transition-base);
}

.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

/* Empty State */
.empty-state {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--spacing-xl);
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2000;
}

.toast {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-top: var(--spacing-sm);
    min-width: 300px;
    animation: slideInRight 0.3s ease;
    box-shadow: var(--shadow-lg);
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left: 4px solid #10b981;
}

.toast.error {
    border-left: 4px solid #ef4444;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .nav {
        flex-wrap: wrap;
    }
    
    .prompts-grid {
        grid-template-columns: 1fr;
    }
    
    .filters {
        flex-direction: column;
        align-items: stretch;
    }
}