/* ================================================================
   AMZ TIP - Catalog Page Styles
   Ultra Modern "Midnight Aurora" Theme
   ================================================================ */

/* ===== IMPORT BASE STYLES ===== */
@import url('homepage.css');

/* ===== PAGE HEADER ===== */
.page-header {
    background: var(--hero-gradient);
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
    text-align: center;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    z-index: 0;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    position: relative;
    z-index: 1;
    text-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.page-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.page-description strong {
    color: var(--accent-secondary);
    font-weight: var(--font-weight-bold);
    text-shadow: 0 0 10px rgba(34, 211, 238, 0.4);
}

/* ===== CATALOG LAYOUT ===== */
.catalog-section {
    padding: var(--spacing-3xl) 0;
}

.catalog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

/* ===== SIDEBAR ===== */
.catalog-sidebar {
    position: sticky;
    top: calc(var(--spacing-3xl) + 60px);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-normal);
}

.catalog-sidebar:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

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

.btn-text {
    background: none;
    border: none;
    color: var(--accent-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: var(--transition-fast);
}

.btn-text:hover {
    color: var(--accent-primary);
    text-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
}

/* ===== FILTERS ===== */
.filter-group {
    margin-bottom: var(--spacing-lg);
}

.filter-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-icon {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
}

/* Search Input */
.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
    background: rgba(0, 0, 0, 0.4);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

/* Select */
.filter-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.filter-select option {
    background: #0f172a;
    color: var(--text-primary);
}

/* Checkboxes */
.filter-checkboxes {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.checkbox-label:hover {
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
}

.checkbox-label input[type="checkbox"]:checked {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.4);
}

.checkbox-label input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label-toggle {
    padding: var(--spacing-sm);
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 0;
    transition: var(--transition-normal);
}

.checkbox-label-toggle:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--accent-primary);
}

/* ===== MAIN CONTENT ===== */
.catalog-main {
    min-height: 600px;
}

/* Toolbar */
.catalog-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.toolbar-left {
    flex: 1;
}

.results-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.results-count strong {
    color: var(--text-primary);
    font-weight: var(--font-weight-bold);
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.sort-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
}

.sort-icon {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
}

.sort-select {
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
    min-width: 180px;
}

.sort-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.sort-select option {
    background: #0f172a;
    color: var(--text-primary);
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    min-height: 400px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--bg-surface);
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    grid-column: 1 / -1;
    backdrop-filter: blur(12px);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.empty-state h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .catalog-layout {
        grid-template-columns: 1fr;
    }

    .catalog-sidebar {
        position: static;
        margin-bottom: var(--spacing-xl);
    }

    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: var(--spacing-xl) 0;
    }

    .catalog-section {
        padding: var(--spacing-xl) 0;
    }

    .catalog-toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    .toolbar-right {
        justify-content: space-between;
    }

    .sort-select {
        flex: 1;
    }

    .tools-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* ===== MOBILE SIDEBAR TOGGLE ===== */
@media (max-width: 1024px) {
    .sidebar-header {
        cursor: pointer;
    }

    .sidebar-header::after {
        content: '▼';
        font-size: 12px;
        color: var(--accent-primary);
        margin-left: auto;
        transition: transform 0.3s ease;
    }

    .sidebar-header.collapsed::after {
        transform: rotate(-90deg);
    }

    .catalog-sidebar.collapsed .filter-group {
        display: none;
    }
}