/* ========================================= */
/* RESPONSIVE REDESIGN - MOBILE FIRST APPROACH */
/* ========================================= */

/* Reset and Base Styles */
* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    overflow-x: hidden;
    width: 100%;
}

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    width: 100%;
}

/* Prevent horizontal overflow from any element */
* {
    max-width: 100%;
}

/* Responsive Container */
.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 1rem;
    position: relative;
}

/* Prevent horizontal scroll */
#main-content {
    overflow-x: hidden;
    width: 100%;
}

/* ========================================= */
/* MOBILE FIRST STYLES (320px - 767px) */
/* ========================================= */

/* Header Section */
.header-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.header-section h1 {
    font-size: clamp(1.25rem, 5vw, 2rem);
    margin: 0;
    line-height: 1.2;
    word-wrap: break-word;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: bold;
    text-transform: none;
}


/* Toggle Section - Stacked on Mobile */
.toggle-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.toggle-btn {
    padding: 0.75rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 2.5rem;
}

/* Input Section - Single Column on Mobile */
.input-section {
    background: var(--card-bg, white);
    border-radius: 1rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-field {
    width: 100%;
    min-width: 0;
}

.input-field label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.input-field input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    border: 2px solid var(--border-color, #e5e7eb);
    border-radius: 0.5rem;
    text-align: center;
}

/* Input Stepper for Touch */
.input-stepper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.stepper-btn {
    flex: 0 0 2.5rem;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    touch-action: manipulation;
}

.stepper-display {
    flex: 1;
    text-align: center;
    font-size: 1.25rem;
    font-weight: bold;
    padding: 0.5rem;
    background: var(--bg-secondary, #f3f4f6);
    border-radius: 0.5rem;
}

/* Action Buttons - Stacked on Mobile */
.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.action-buttons button {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    margin: 0 !important;
}

/* Date Filter Section */
.date-filter-section {
    margin-bottom: 1.5rem;
}

.date-filter-controls {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.625rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 0.5rem;
}

.custom-date-range {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-secondary, #f9fafb);
    border-radius: 0.5rem;
}

.custom-date-range input {
    width: 100%;
    padding: 0.5rem;
    border-radius: 0.375rem;
}

/* Bar Containers - Responsive Grids */
.bar-container {
    margin-top: 1rem;
    overflow: hidden;
}

.achievement-bars-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.25rem;
}

.position-heat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.25rem;
}

.recent-streak-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.125rem;
}

.sweet-spot-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.125rem;
}

/* Stats Container */
.stats-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg, white);
    border-radius: 0.75rem;
    padding: 1.25rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.stat-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

/* Analysis card specific fixes */
.analysis-card {
    overflow: visible;
}

.pattern-analysis {
    max-height: 200px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.pattern-analysis::-webkit-scrollbar {
    width: 4px;
}

.pattern-analysis::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.pattern-analysis li {
    margin-bottom: 0.5rem;
    line-height: 1.4;
    font-size: 0.875rem;
}

/* Charts - Full Width on Mobile */
.chart-container,
.heatmap-container {
    width: 100%;
    height: 250px;
    min-height: 250px;
    max-height: 300px;
    padding: 1rem;
    margin-bottom: 1rem;
    overflow: hidden;
    position: relative;
}

.analysis-card {
    width: 100%;
    min-height: 200px;
    height: auto;
    padding: 1rem;
    margin-bottom: 1rem;
    overflow: visible;
    position: relative;
}

/* Performance Trends specific fixes */
.performance-trends-container {
    min-height: 250px !important;
    height: auto !important;
}


canvas {
    max-width: 100% !important;
    height: auto !important;
    min-height: 350px !important;
    width: 100% !important;
    position: relative !important;
}


/* Chart content wrapper */
.chart-content {
    position: relative;
    width: 100%;
    height: calc(100% - 3rem);
}

/* Table - Horizontal Scroll on Mobile */
.race-history {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -1rem;
    padding: 0 1rem;
}

.table-container {
    min-width: 100%;
    overflow-x: auto;
}

#history-table {
    width: 100%;
    min-width: 500px;
}

/* Mobile Cards Alternative */
.mobile-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-card {
    background: var(--card-bg, white);
    border-radius: 0.5rem;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Help Panel Mobile Adjustments */
.help-panel {
    margin: 0 -1rem 1.5rem -1rem;
    border-radius: 0;
}

.help-content {
    padding: 1rem;
}

.help-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.help-item {
    padding: 1rem;
    border-radius: 0.5rem;
    background: var(--bg-secondary, #f9fafb);
}

.viz-guide-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

/* Hide Desktop Elements on Mobile */
@media (max-width: 767px) {
    .fab-button,
    .quick-race-form {
        display: none !important;
    }
    
    /* Show mobile table cards instead of table */
    .table-container {
        display: none;
    }
    
    .mobile-cards {
        display: flex;
    }
    
    /* Number buttons - hide on small mobile */
    .number-buttons {
        display: none;
    }
}

/* ========================================= */
/* TABLET STYLES (768px - 1023px) */
/* ========================================= */
@media (min-width: 768px) {
    .container {
        padding: 1.5rem;
        max-width: 920px;
    }
    
    /* Header */
    .header-section {
        flex-direction: row;
        justify-content: center;
        margin-bottom: 2rem;
    }
    
    .header-section h1 {
        font-size: 2rem;
    }
    
    
    /* Toggle Section - Row Layout */
    .toggle-section {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
        margin-bottom: 2rem;
    }
    
    .toggle-btn {
        width: auto;
        flex: 0 0 auto;
        min-width: 100px;
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    
    /* Input Section - 2 Column Grid */
    .input-section {
        padding: 1.5rem;
    }
    
    .input-group {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    /* Hide steppers on tablet */
    .input-stepper {
        display: none;
    }
    
    /* Show number buttons */
    .number-buttons {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        gap: 0.25rem;
        margin-bottom: 0.5rem;
    }
    
    /* Action Buttons - Row Layout */
    .action-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .action-buttons button {
        width: auto;
        min-width: 140px;
        flex: 0 0 auto;
    }
    
    /* Date Filter - Row Layout */
    .date-filter-controls {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }
    
    .filter-btn {
        width: auto;
        min-width: 100px;
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .custom-date-range {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }
    
    /* Bar Grids - More Columns */
    .achievement-bars-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .position-heat-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .recent-streak-grid {
        grid-template-columns: repeat(10, 1fr);
    }
    
    .sweet-spot-grid {
        grid-template-columns: repeat(12, 1fr);
    }
    
    /* Stats - 2 Column Grid */
    .stats-container {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Charts - Larger Height */
    .chart-container,
    .heatmap-container {
        height: 350px;
        padding: 1.5rem;
    }
    
    .analysis-card {
        min-height: 250px;
        height: auto;
        padding: 1.5rem;
    }
    
    /* Table - Show table, hide cards */
    .table-container {
        display: block;
    }
    
    .mobile-cards {
        display: none;
    }
    
    .race-history {
        margin: 0;
        padding: 0;
    }
    
    
    /* Help panel tablet styles */
    .help-panel {
        margin: 0 0 2rem 0;
        border-radius: 1rem;
    }
    
    .help-content {
        padding: 2rem;
    }
    
    .help-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .viz-guide-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

/* ========================================= */
/* DESKTOP STYLES (1024px+) */
/* ========================================= */
@media (min-width: 1024px) {
    .container {
        padding: 2rem;
        max-width: 1200px;
    }
    
    /* Header */
    .header-section h1 {
        font-size: 2.5rem;
    }
    
    /* Input Section - 3 Column Grid */
    .input-group {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    /* Bar Grids - Desktop Layout */
    .achievement-bars-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    /* Stats - Larger Grid */
    .stat-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Charts - Desktop Height */
    .chart-container,
    .heatmap-container {
        height: 400px;
        padding: 2rem;
    }
    
    .analysis-card {
        min-height: 300px;
        height: auto;
        padding: 2rem;
    }
}

/* ========================================= */
/* LARGE DESKTOP STYLES (1440px+) */
/* ========================================= */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    /* Input Section - 4 Column Grid */
    .input-group {
        grid-template-columns: repeat(4, 1fr);
    }
    
    /* Stats - 2x2 Grid */
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }
}

/* ========================================= */
/* PORTRAIT ORIENTATION FIXES */
/* ========================================= */
@media (orientation: portrait) and (max-width: 767px) {
    .toggle-section {
        grid-template-columns: 1fr;
    }
    
    .date-filter-controls {
        grid-template-columns: 1fr;
    }
}

/* ========================================= */
/* LANDSCAPE ORIENTATION MOBILE */
/* ========================================= */
@media (orientation: landscape) and (max-height: 500px) {
    .header-section {
        margin-bottom: 1rem;
    }
    
    .header-section h1 {
        font-size: 1.5rem;
    }
    
    .toggle-section {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.25rem;
    }
    
    .toggle-btn {
        padding: 0.5rem 0.25rem;
        font-size: 0.625rem;
    }
    
    .chart-container,
    .heatmap-container {
        height: 200px;
    }
    
    .analysis-card {
        min-height: 150px;
        height: auto;
    }
}

/* ========================================= */
/* SIDEBAR RESPONSIVE ADJUSTMENTS */
/* ========================================= */
.sidebar {
    width: 280px;
    max-width: 85vw;
}

/* Small mobile screens */
@media (max-width: 374px) {
    .sidebar {
        width: 100%;
        max-width: 100%;
    }
    
    .sidebar-content {
        padding: 1rem;
    }
    
    .sidebar-section {
        margin-bottom: 1.5rem;
    }
}

/* Mobile sidebar adjustments */
@media (max-width: 767px) {
    .sidebar {
        width: 280px;
        max-width: 90vw;
    }
    
    /* Ensure sidebar sections are properly spaced on mobile */
    .sidebar-section {
        margin-bottom: 1.5rem;
    }
    
    /* Smaller text for mobile */
    .sidebar-section-title {
        font-size: 0.8rem;
    }
    
    /* Better button sizing for mobile */
    .sidebar-action-btn {
        padding: 12px 14px;
        font-size: 0.875rem;
    }
    
    .sidebar-add-race-btn {
        padding: 12px 14px;
    }
    
    /* Ensure date controls are touch-friendly */
    .sidebar-date-btn-container {
        padding: 0.875rem 1rem;
    }
    
    /* Sidebar toggle styles are now handled in sidebar.css for better consistency */
    
    /* When sidebar is open on mobile */
    .sidebar.open + .container {
        /* Don't shift content on mobile */
        margin-left: 0;
    }
    
    /* Ensure sidebar player icon picker scrolls properly */
    .sidebar-icon-picker {
        max-height: 150px;
        overflow-y: auto;
    }
    
    /* Make sidebar position picker more compact on mobile */
    .position-picker {
        max-height: 200px;
        padding: 0.75rem;
    }
    
    .position-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.25rem;
    }
    
    .position-btn {
        min-height: 2rem;
        font-size: 0.75rem;
    }
}

/* ========================================= */
/* ACCESSIBILITY & REDUCED MOTION */
/* ========================================= */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================= */
/* PRINT STYLES */
/* ========================================= */
@media print {
    .action-buttons,
    .sidebar-toggle,
    .sidebar {
        display: none !important;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .stat-card,
    .chart-container {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ========================================= */
/* HIGH CONTRAST MODE */
/* ========================================= */
@media (prefers-contrast: more) {
    .stat-card,
    .chart-container,
    .input-section {
        border: 2px solid currentColor;
    }
    
    button {
        border: 2px solid currentColor;
    }
    
    input {
        border-width: 2px;
    }
}

/* ========================================= */
/* THEME RESPONSIVE ADJUSTMENTS */
/* ========================================= */
body.theme .input-section,
body.theme .stat-card,
body.theme .chart-container {
    background: var(--dark-card-bg, #2d3748);
}

/* ========================================= */
/* UTILITY CLASSES FOR RESPONSIVE */
/* ========================================= */
.hide-mobile {
    display: none !important;
}

.hide-tablet {
    display: block !important;
}

.hide-desktop {
    display: block !important;
}

@media (min-width: 768px) {
    .hide-mobile {
        display: block !important;
    }
    
    .hide-tablet {
        display: none !important;
    }
}

@media (min-width: 1024px) {
    .hide-desktop {
        display: none !important;
    }
}

/* ========================================= */
/* SAFE AREA INSETS FOR MODERN DEVICES */
/* ========================================= */
@supports (padding: env(safe-area-inset-left)) {
    .container {
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
    }
    
    
    .sidebar {
        padding-bottom: env(safe-area-inset-bottom);
    }
}