/* responsive media queries */

.mobile-coin-cards-list {
    display: none;
}

.mobile-search-toggle {
    display: none;
}

.mobile-search-bar {
    display: none;
}

/* Tablet Viewports */
@media (max-width: 1024px) {
    .metrics-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .metrics-cards-grid .metric-card:last-child {
        grid-column: span 2;
    }
    
    .coin-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .coin-detail-sidebar {
        margin-top: 24px;
    }
}

/* Mobile Viewports */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .main-content {
        padding-top: 20px;
    }

    /* Mobile Header & Hamburger Navigation */
    .mobile-menu-toggle {
        display: flex;
        order: 1;
    }

    .header-utilities {
        order: 2;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 280px;
        height: calc(100vh - var(--header-height));
        background-color: var(--bg-secondary);
        border-right: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-normal);
        padding: 24px 16px;
    }

    .nav-menu.show {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        height: auto;
        gap: 12px;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
    }

    /* Move Search in mobile under header or inside drawer */
    .header-search {
        display: none; /* simple mobile setup, or display block inside drawer */
    }

    .mobile-search-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-search-bar {
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        padding: 10px 16px;
        box-shadow: var(--shadow-md);
        z-index: 1000;
        display: none; /* toggled via JS by adding .show */
    }
    
    .mobile-search-bar.show {
        display: block;
    }
    
    .mobile-search-bar .search-input-wrapper {
        display: flex;
        align-items: center;
        position: relative;
        background-color: var(--bg-tertiary);
        border: 1px solid var(--border-color);
        border-radius: 8px;
        padding: 0 12px;
        width: 100%;
    }

    .mobile-search-bar input {
        flex: 1;
        background: transparent;
        border: none;
        outline: none;
        color: var(--text-primary);
        font-size: 14px;
        padding: 10px 0;
        padding-left: 8px;
        width: 100%;
    }

    .mobile-search-bar .search-icon {
        color: var(--text-muted);
        font-size: 14px;
    }

    .mobile-search-bar .mobile-search-close {
        background: transparent;
        border: none;
        color: var(--text-muted);
        font-size: 20px;
        cursor: pointer;
        padding: 0 4px;
        transition: color var(--transition-fast);
    }

    .mobile-search-bar .mobile-search-close:hover {
        color: var(--text-primary);
    }

    /* mobile search results placement */
    .mobile-search-bar .search-results-dropdown {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        max-height: 300px;
        overflow-y: auto;
        background-color: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-top: none;
        border-radius: 0 0 8px 8px;
        box-shadow: var(--shadow-lg);
        z-index: 1001;
        display: none; /* Toggled via search.js */
    }

    /* Metrics Cards Grid */
    .metrics-cards-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .metrics-cards-grid .metric-card:last-child {
        grid-column: span 1;
    }

    /* Table to Card Layout Transformation */
    .table-card .table-responsive-wrapper {
        display: none; /* Hide tabular ranks */
    }

    .mobile-coin-cards-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
        padding: 16px 12px;
    }

    /* Mobile Coin Card */
    .mobile-coin-card {
        background-color: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius-md);
        padding: 16px;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .mobile-coin-card .card-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .mobile-coin-card .card-left {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .mobile-coin-card .card-rank {
        font-size: 13px;
        color: var(--text-muted);
        font-weight: 500;
    }

    .mobile-coin-card .card-coin-link {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .mobile-coin-card .coin-logo {
        width: 28px;
        height: 28px;
    }

    .mobile-coin-card .coin-meta {
        display: flex;
        flex-direction: column;
    }

    .mobile-coin-card .coin-symbol {
        font-size: 15px;
    }

    .mobile-coin-card .coin-name {
        font-size: 12px;
    }

    .mobile-coin-card .card-stats-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        border-top: 1px solid var(--border-color);
        padding-top: 12px;
    }

    .mobile-coin-card .card-stat {
        display: flex;
        flex-direction: column;
        gap: 2px;
    }

    .mobile-coin-card .stat-label {
        font-size: 11px;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .mobile-coin-card .stat-value {
        font-size: 13px;
        color: var(--text-primary);
    }

    /* Pagination responsive */
    .pagination-container {
        flex-direction: column;
        align-items: center;
        gap: 16px;
        padding: 20px 16px;
        text-align: center;
    }

    .pagination-pages {
        display: none; /* Hide numerical page items on mobile */
    }

    /* Detail Page Header and Grid */
    .coin-detail-header-block {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .coin-detail-header-block .coin-valuation {
        text-align: left;
    }

    /* Chart timeframe buttons */
    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .chart-timeframes {
        width: 100%;
        display: flex;
        justify-content: space-between;
    }

    .timeframe-btn {
        flex: 1;
        text-align: center;
        padding: 8px 0;
    }

    /* Sourcing layout */
    .font-sm {
        font-size: 13px;
    }

    /* Currency Converter page adjustments */
    .conversion-selectors-row {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .swap-currencies-btn {
        transform: rotate(90deg);
        margin: 4px auto;
    }

    .quick-conversions-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 32px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 24px;
    }
}