/* Bitget Clone - Responsive Styles */

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .traders-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .nav-menu {
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 3rem;
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }
    
    .header-right {
        position: fixed !important;
        right: 24px !important;
        top: 15px !important;
        transform: none !important;
        display: flex !important;
        align-items: center !important;
        gap: 0 !important;
        z-index: 100000 !important;
    }
    
    .header-actions {
        display: none !important;
    }
    
    .user-profile {
        display: none !important;
    }
    
    .header-controls {
        display: none !important;
    }
    
    .language-switch {
        display: none !important;
    }
    
    .mobile-menu-btn {
        display: flex !important;
    }
    
    /* Navigation */
    .nav-menu {
        display: none;
    }
    
    .nav-controls {
        gap: var(--spacing-sm);
    }
    
    .auth-buttons {
        display: none;
    }
    
    /* Hero Section */
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    /* Traders */
    .traders-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Price Table */
    .price-table-header,
    .price-table-row {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        font-size: var(--font-size-sm);
    }
    
    .volume {
        display: none;
    }
    
    /* Section Header */
    .section-header {
        flex-direction: column;
        text-align: center;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Mobile Large (576px to 767px) */
@media (max-width: 576px) {
    .container {
        max-width: 540px;
        padding: 0 var(--spacing-md);
    }
    
    /* Header Mobile - Simplification complète */
    .header-left-absolute {
        display: none !important;
    }
    
    .header-mobile-logo {
        display: block !important;
        position: fixed !important;
        left: 50% !important;
        top: 15px !important;
        transform: translateX(-50%) !important;
        z-index: 100000 !important;
    }
    
    .header-center {
        display: none !important;
    }
    
    .header-right {
        position: fixed !important;
        right: 24px !important;
        top: 15px !important;
        transform: none !important;
        display: flex !important;
        align-items: center !important;
        gap: 0 !important;
        z-index: 100000 !important;
    }
    
    .header-actions {
        display: none !important;
    }
    
    .user-profile {
        display: none !important;
    }
    
    .header-controls {
        display: none !important;
    }
    
    .language-switch {
        display: none !important;
    }
    
    .mobile-menu-btn {
        display: flex !important;
    }
    
    /* Navigation */
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-controls {
        gap: 8px;
    }
    
    .home-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .home-btn span {
        display: none;
    }
    
    .home-btn i {
        font-size: 1.1rem;
    }
    
    .language-switch {
        padding: 3px;
        border-radius: 10px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .theme-btn {
        width: 38px;
        height: 38px;
        padding: 8px;
    }
    
    .theme-icon {
        width: 18px;
        height: 18px;
    }
    
    .theme-glow {
        width: 26px;
        height: 26px;
    }
    
    .currency-switcher {
        display: none;
    }
    
    /* Hero Section */
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
        align-items: center;
    }
    
    .stat-item {
        text-align: center;
        min-width: auto;
    }
    
    .stat-value {
        font-size: var(--font-size-2xl);
    }
    
    .trading-interface {
        min-width: 300px;
        max-width: 100%;
        width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    /* Sections */
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    /* Traders */
    .traders-grid {
        grid-template-columns: 1fr;
    }
    
    /* Price Table */
    .price-table-header,
    .price-table-row {
        grid-template-columns: 2fr 1fr 1fr;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .crypto-pair {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .crypto-icon {
        width: 20px;
        height: 20px;
        font-size: 10px;
    }
    
    .crypto-name {
        font-size: var(--font-size-sm);
    }
    
    .price-change {
        padding: 2px var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
    
    /* Tabs */
    .price-tabs {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .price-tabs .tab-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    /* Market tabs styles are handled in market.css to avoid conflicts */
    
    /* Forms */
    .conversion-form {
        padding: var(--spacing-lg);
    }
    
    .conversion-input-group {
        flex-direction: column;
    }
    
    .currency-selector {
        border-left: none;
        border-top: 1px solid var(--border-color);
        justify-content: center;
    }
    
    /* Modal */
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Mobile Small (up to 575px) */
@media (max-width: 575px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Navigation */
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .navbar {
        padding: var(--spacing-sm) 0;
    }
    
    .nav-logo .logo {
        height: 28px;
    }
    
    .theme-toggle {
        padding: var(--spacing-xs);
    }
    
    /* Hero Section */
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: var(--font-size-sm);
    }
    
    .btn-large {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    /* Sections */
    .crypto-prices,
    .features,
    .copy-trading-preview {
        padding: var(--spacing-xl) 0;
    }
    
    .section-title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    /* Price Table */
    .price-table-header {
        display: none;
    }
    
    .price-table-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
        margin-bottom: var(--spacing-sm);
        background-color: var(--bg-secondary);
    }
    
    .crypto-pair {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--spacing-sm);
    }
    
    .price-info {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .price-value {
        font-size: var(--font-size-lg);
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-md);
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
    
    /* Trader Cards */
    .trader-card {
        padding: var(--spacing-md);
    }
    
    .trader-header {
        gap: var(--spacing-sm);
    }
    
    .trader-avatar {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }
    
    .trader-actions {
        flex-direction: column;
    }
    
    /* Forms */
    .form-input,
    .form-select,
    .form-textarea {
        padding: var(--spacing-sm);
    }
    
    .conversion-form {
        padding: var(--spacing-md);
    }
    
    .conversion-input {
        padding: var(--spacing-sm);
        font-size: var(--font-size-base);
    }
    
    .currency-selector {
        padding: var(--spacing-sm);
    }
    
    /* Modal */
    .modal-content {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .modal-header {
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-sm);
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
    
    .footer-content {
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .footer-section h4 {
        margin-bottom: var(--spacing-sm);
    }
    
    .social-links a {
        width: 36px;
        height: 36px;
    }
}

/* Mobile Extra Small (up to 375px) */
@media (max-width: 375px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .nav-container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-buttons {
        gap: var(--spacing-sm);
    }
    
    .btn-large {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        width: 100%;
    }
    
    .price-table-row {
        padding: var(--spacing-sm);
    }
    
    .feature-card,
    .trader-card {
        padding: var(--spacing-sm);
    }
    
    .conversion-form {
        padding: var(--spacing-sm);
    }
}

/* Landscape Mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        margin-top: var(--spacing-lg);
    }
    
    .modal-content {
        max-height: 80vh;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .nav-logo .logo {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    .crypto-icon,
    .trader-avatar,
    .feature-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .animate-fade-in-up,
    .animate-fade-in-left,
    .animate-fade-in-right,
    .animate-pulse {
        animation: none;
    }
}

/* Dark Mode Adjustments for Mobile */
@media (max-width: 767px) {
    .header {
        background-color: #000000;
        backdrop-filter: none;
    }
    
    .mobile-nav {
        background-color: var(--bg-primary);
        box-shadow: 0 4px 20px rgba(21, 21, 23, 0.3);
    }
    
    .price-table-row {
        box-shadow: 0 2px 8px rgba(21, 21, 23, 0.1);
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .nav-link,
    .tab-btn,
    .trader-card,
    .feature-card {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    

    
    .theme-toggle {
        min-height: 40px;
        min-width: 40px;
    }
    
    .favorite-btn,
    .swap-btn {
        min-height: 40px;
        min-width: 40px;
    }
    
    /* Remove hover effects on touch devices */
    .nav-link:hover,
    .btn:hover,
    .feature-card:hover,
    .trader-card:hover {
        transform: none;
    }
    
    /* Increase touch targets */
    .dropdown-content a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .mobile-nav-item {
        min-height: 48px;
        display: flex;
        align-items: center;
    }
}

/* Print Styles */
@media print {
    .header,
    .mobile-nav,
    .nav-controls,
    .auth-buttons,
    .hero-buttons,
    .trader-actions,
    .footer {
        display: none;
    }
    
    .main-content {
        margin-top: 0;
    }
    
    .hero {
        padding: var(--spacing-md) 0;
    }
    
    .section-title {
        color: #ffffff;
    }
    
    .price-table-row,
    .feature-card,
    .trader-card {
        border: 1px solid #ccc;
        break-inside: avoid;
    }
    
    .crypto-prices,
    .features,
    .copy-trading-preview {
        padding: var(--spacing-md) 0;
    }
}

/* Accessibility Improvements */
@media (prefers-contrast: high) {
    :root {
        --bg-primary: #151517;
        --bg-secondary: #1a1a1a;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --border-color: #444444;
    }
    
    .btn-outline {
        border-width: 2px;
    }
    
    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
        box-shadow: 0 0 0 3px rgba(0, 224, 255, 0.5);
    }
}

/* Security Section Responsive */
@media (max-width: 991px) {
    .security-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .video-container {
        max-width: 100%;
    }
}

@media (max-width: 767px) {
    .security-title h2 {
        font-size: var(--font-size-xl);
    }
    
    .security-subtitle p {
        font-size: var(--font-size-base);
    }
    
    .security-feature {
        padding: var(--spacing-md);
    }
    
    .security-arrow {
        top: var(--spacing-md);
        right: var(--spacing-md);
    }
}

@media (max-width: 575px) {
    .security {
        padding: var(--spacing-xl) 0;
    }
    
    .security-features {
        gap: var(--spacing-sm);
    }
    
    .security-feature {
        padding: var(--spacing-sm);
    }
}

/* Stats Section Responsive */
@media (max-width: 991px) {
    .stats-grid {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .stat-card {
        min-width: auto;
    }
}

@media (max-width: 767px) {
    .stats {
        padding: var(--spacing-xl) 0;
    }
    
    .stats-grid {
        gap: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: clamp(1.5rem, 8vw, 2.5rem);
    }
    
    .stat-label {
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 575px) {
    .stats-grid {
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: clamp(1.25rem, 10vw, 2rem);
    }
}

/* CTA Section Responsive */
@media (max-width: 991px) {
    .cta-content h2 {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }
    
    .cta-content p {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 767px) {
    .cta {
        padding: var(--spacing-xl) 0;
    }
    
    .cta-content {
        max-width: 100%;
        padding: 0 var(--spacing-md);
    }
    
    .cta-actions {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
        min-width: auto;
    }
}

@media (max-width: 575px) {
    .cta-content h2 {
        font-size: clamp(1.5rem, 8vw, 2rem);
        margin-bottom: var(--spacing-md);
    }
    
    .cta-content p {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .cta-actions .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    /* Dashboard Charts Responsive - Mobile */
    .charts-container {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
        margin-top: 16px !important;
        padding: 0 16px !important;
    }
    
    .chart-section {
        padding: 16px !important;
        min-height: 350px !important;
    }
    
    .chart-stats {
        flex-direction: column !important;
        gap: 12px !important;
    }
    
    .stat-item {
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
    }
    
    .stat-label {
        font-size: 11px !important;
        font-weight: 500 !important;
    }
    
    .stat-value {
        font-size: 13px !important;
        font-weight: 600 !important;
    }
    
    .chart-graph {
        min-height: 250px !important;
    }
    
    /* Responsive pour les valeurs de l'axe Y */
    .y-axis-value {
        font-size: 7px !important;
        line-height: 1.1 !important;
        padding: 1px 0 !important;
        transform: translateY(2px) !important;
    }
    
    .chart-y-axis {
        display: none !important;
    }
    
    .chart-y-axis {
        left: -20px !important;
        top: -5px !important;
    }
    
    /* Responsive pour les dates sous les graphiques */
    .chart-dates {
        margin: -100px 0 15px 0 !important;
        padding: 0 5px !important;
        flex-wrap: wrap !important;
        justify-content: space-between !important;
        gap: 2px !important;
    }
    
    .date-item {
        font-size: 7px !important;
        margin: 1px !important;
        white-space: nowrap !important;
        background: rgba(255, 255, 255, 0.05) !important;
        border-radius: 3px !important;
        padding: 1px 3px !important;
        flex: 0 0 auto !important;
        min-width: 0 !important;
    }
    
    /* Ajustement des légendes pour mobile */
    .chart-legend {
        flex-wrap: wrap !important;
        gap: 12px !important;
        justify-content: center !important;
    }
    
    /* Centrer le graphique ROI total sur mobile */
    .chart-section:nth-child(2) .chart-graph {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
    }
    
    .chart-section:nth-child(2) .chart-graph canvas {
        margin: 0 auto !important;
    }
    
    .legend-text {
        font-size: 10px !important;
        font-weight: 500 !important;
    }
    
    .chart-title {
        font-size: 15px !important;
        font-weight: 600 !important;
    }
    
    /* Responsive pour le calendrier P&L quotidien */
    .calendar-grid {
        overflow-x: auto !important;
        padding: 0 8px !important;
    }
    
    .calendar-header,
    .calendar-body {
        grid-template-columns: repeat(7, minmax(40px, 1fr)) !important;
        gap: 4px !important;
    }
    
    .calendar-day {
        min-height: 45px !important;
        padding: 4px 2px !important;
        font-size: 10px !important;
    }
    
    .day-number {
        font-size: 8px !important;
        margin-bottom: 2px !important;
    }
    
    .day-pnl {
        font-size: 7px !important;
        min-width: 25px !important;
        padding: 1px 2px !important;
    }
    
    .calendar-day-header {
        font-size: 10px !important;
        padding: 8px 4px !important;
    }
}

/* Extra Small Mobile (480px and below) */
@media (max-width: 480px) {
    .chart-y-axis {
        left: -25px !important;
        top: -7px !important;
    }
    
    .y-axis-value {
        font-size: 6px !important;
        line-height: 1 !important;
        transform: translateY(1px) !important;
    }
    
    .chart-y-axis {
        display: none !important;
    }
    
    .chart-dates {
        padding: 0 2px !important;
        gap: 1px !important;
    }
    
    .date-item {
        font-size: 6px !important;
        padding: 1px 2px !important;
        margin: 0.5px !important;
    }
    
    .chart-section {
        padding: 12px !important;
    }
    
    .charts-container {
        padding: 0 8px !important;
    }
    
    /* Centrer le graphique ROI total sur très petits écrans */
    .chart-section:nth-child(2) .chart-graph {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
    }
    
    .chart-section:nth-child(2) .chart-graph canvas {
        margin: 0 auto !important;
    }
    
    /* Responsive pour le calendrier P&L quotidien - très petits écrans */
    .calendar-grid {
        overflow-x: auto !important;
        padding: 0 4px !important;
    }
    
    .calendar-header,
    .calendar-body {
        grid-template-columns: repeat(7, minmax(35px, 1fr)) !important;
        gap: 2px !important;
    }
    
    .calendar-day {
        min-height: 40px !important;
        padding: 3px 1px !important;
        font-size: 9px !important;
    }
    
    .day-number {
        font-size: 7px !important;
        margin-bottom: 1px !important;
    }
    
    .day-pnl {
        font-size: 6px !important;
        min-width: 20px !important;
        padding: 1px !important;
    }
    
    .calendar-day-header {
        font-size: 9px !important;
        padding: 6px 2px !important;
    }
}

/* Large Text Support */
@media (min-resolution: 120dpi) {
    .nav-link,
    .btn,
    .form-input,
    .form-select {
        font-size: calc(var(--font-size-base) * 1.1);
    }
    
    .hero-title {
        font-size: calc(var(--font-size-4xl) * 1.1);
    }
    
    .section-title {
        font-size: calc(var(--font-size-2xl) * 1.1);
    }
}