/* Modern Responsive Weather App Styles */

:root {
    --primary-color: #4040c0;
    --primary-light: #c0c0ff;
    --primary-dark: #000080;
    --accent-color: #c04040;
    --accent-light: #ffc0c0;
    --accent-dark: #800000;
    --secondary-color: #40a0c0;
    --secondary-light: #d0ffff;
    --secondary-dark: #005050;
    --disabled-color: #808080;
    --disabled-bg: #c0c0c0;
    --disabled-text: #404040;
    --warning-color: #a08000;
    --warning-bg: #ffe0a0;
    --warning-text: #604020;
    
    --border-radius: 4px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.2s ease-in-out;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: var(--spacing-md);
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.5;
}

/* Layout Grid */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
}

@media (min-width: 768px) {
    .app-container {
        grid-template-columns: 372px 1fr;
        grid-template-areas: 
            "tabs main"
            "controls main";
        grid-template-rows: auto 1fr;
    }
    
    /* Desktop: keep select and button stacked vertically */
    .tabs-controls-row {
        display: block;
    }
    
    .tabs-controls-row #select_tinit,
    .tabs-controls-row #btn-detail {
        display: block;
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
}

@media (max-width: 767px) {
    .app-container {
        display: flex;
        flex-direction: column;
        grid-template-columns: none;
        grid-template-areas: none;
    }
    
    /* Mobile order: tabs, charts, controls */
    .tabs {
        order: 1;
        margin-bottom: var(--spacing-xs); /* Reduced spacing */
    }
    
    .main-charts {
        order: 2;
        margin-bottom: var(--spacing-xs); /* Reduced spacing */
    }
    
    .controls-panel {
        order: 3;
    }
    
    /* Compact spacing for mobile elements */
    .info-header {
        margin-bottom: 8px; /* Reduced from default */
    }
    
    .chart-wrapper {
        margin-bottom: 12px; /* Reduced from var(--spacing-lg) */
    }
    
    .chart-wrapper:last-child {
        margin-bottom: 8px; /* Small bottom margin */
    }
    
    .control-group {
        margin-bottom: 16px; /* Reduced spacing between control groups */
    }
    
    .control-group:last-child {
        margin-bottom: 0;
    }
    
    /* Reorganize tabs layout without flexbox for Firefox compatibility */
    .tabs {
        display: block;
    }
    
    .tabs #tabs-time {
        margin-bottom: 4px; /* Reduced spacing */
        display: block;
        width: 100%;
    }
    
    /* Mobile compact layout: wrapper for side-by-side select and button */
    .tabs-controls-row {
        display: flex;
        gap: 2px;
        margin-bottom: 8px;
        align-items: center; /* Vertical alignment */
    }
    
    .tabs-controls-row #select_tinit {
        flex: 1;
        height: 30px; /* Reduced height */
        -webkit-appearance: menulist;
        -moz-appearance: menulist;
        appearance: menulist;
        background: white;
        /*padding: 8px 12px;*/ /* Adjusted padding */
        border: 1px solid #ddd;
        border-radius: var(--border-radius);
        box-sizing: border-box;
        font-size: 14px;
        line-height: 1;
    }
    
    .tabs-controls-row #btn-detail {
        flex: 1;
        height: 30px; /* Reduced height */
        box-sizing: border-box;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        line-height: 1;
        margin-top: 0;
    }
}

.tabs {
    grid-area: tabs;
}

.controls-panel {
    grid-area: controls;
}

.main-charts {
    grid-area: main;
}

.info-panel {
    grid-area: info;
}

/* Tabs Navigation */
.tabs {
    margin-bottom: 0;
    font-weight: 600;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}


.tabs-day,
.tabs-hour {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    flex: 1;
}

.tabs-day {
    margin-right: var(--spacing-md);
}


    .tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tabs-day {
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
        gap: 2px;
    }
    
    .tabs-hour {
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
        gap: 2px;
    }

/* Tab Styles */
.tab-day,
.tab-hour {
    /*padding: 8px 4px;*/
    cursor: pointer;
    border: 1px solid var(--primary-color);
    background-color: var(--primary-light);
    color: var(--primary-dark);
    border-radius: var(--border-radius);
    transition: var(--transition);
    user-select: none;
    font-size: 0.7rem;
    margin-right: 0;
    min-width: 40px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    flex: 1;
}

.tab-day:hover,
.tab-hour:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.tab-day-dis,
.tab-hour-dis {
    /*padding: 8px 4px;*/
    cursor: not-allowed;
    border: 1px solid var(--disabled-bg);
    background-color: var(--disabled-bg);
    color: var(--disabled-text);
    border-radius: var(--border-radius);
    transition: var(--transition);
    user-select: none;
    font-size: 0.7rem;
    min-width: 40px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    opacity: 0.6;
    flex: 1;
}

.tab-day-sel,
.tab-hour-sel {
    /*padding: 8px 4px;*/
    cursor: pointer;
    border: 1px solid var(--accent-color);
    background-color: var(--accent-light);
    color: var(--accent-dark);
    border-radius: var(--border-radius);
    transition: var(--transition);
    user-select: none;
    font-size: 0.7rem;
    min-width: 40px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    box-shadow: var(--shadow-md);
    flex: 1;
}

.tab-day-dis-sel,
.tab-hour-dis-sel {
    border-color: black;
    background-color: var(--disabled-color);
    color: black;
}

/* Hour tabs specific styling */
.tab-hour {
    border-color: var(--secondary-color);
    background-color: var(--secondary-light);
    color: var(--secondary-dark);
}

/* Date styling in day tabs */
.date {
    font-weight: normal;
    font-size: 0.8em;
    opacity: 0.8;
    margin-left: var(--spacing-xs);
}

/* Detail/Overview Button */
.btn-detail,
.btn-detail-sel {
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border: 1px solid;
    user-select: none;
}

.btn-detail {
    border-color: var(--warning-color);
    background-color: var(--warning-bg);
    color: var(--warning-text);
}

.btn-detail-sel {
    border-color: var(--accent-color);
    background-color: var(--accent-light);
    color: var(--accent-dark);
    box-shadow: var(--shadow-sm);
}

.btn-detail:hover,
.btn-detail-sel:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Form Controls */
.control-group {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.control-group h3 {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--primary-dark);
    font-size: var(--font-size-lg);
}

select,
input[type="text"],
button {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    transition: var(--transition);
}

select:focus,
input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(64, 64, 192, 0.2);
}

select {
    background-color: white;
    cursor: pointer;
}

select[size] {
    height: auto;
    max-height: 300px;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

@media (max-width: 767px) {
    button {
        margin-top: var(--spacing-xs);
    }
    
    .coords-input {
        margin: var(--spacing-xs) 0;
    }
    
    .coords-grid {
        margin: var(--spacing-xs) 0;
    }
}

button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

button:active {
    transform: translateY(0);
}

/* Coordinate inputs */
.coords-input {
    margin: var(--spacing-md) 0;
}

.coords-input label {
    display: block;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

.coords-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-sm);
    align-items: center;
    margin: var(--spacing-md) 0;
}

.coords-grid label {
    font-weight: 600;
    color: var(--primary-dark);
}

/* Info Header */
.info-header {
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: #333;
    font-weight: 500;
    text-align: center;
    line-height: 1.3;
}

/* Charts Container */
.charts-container {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.chart-wrapper {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.chart-wrapper:last-child {
    margin-bottom: 0;
}


canvas {
    max-width: 100%;
    height: auto;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    background: white;
    /* Allow canvas to scale with zoom */
    image-rendering: auto;
}

/* Sounding Chart Wrapper */
.sounding-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.sounding-wrapper img {
    max-width: 100px;
    height: auto;
}

/* Wind Direction Labels */
.wind-labels {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: #a0a0ff;
    margin: var(--spacing-sm) 0;
    padding: 0 var(--spacing-sm);
}

/* Wind Display Table */
.wind-display {
    margin-top: var(--spacing-md);
}

.wind-table {
    width: 100%;
    border-collapse: collapse;
}

.wind-table td {
    text-align: center;
    font-size: var(--font-size-xs);
    color: #dc3545;
    padding: var(--spacing-xs);
    vertical-align: top;
}

.wind-table img {
    width: 24px;
    height: 24px;
    display: block;
    margin: 0 auto var(--spacing-xs) auto;
}

/* Info Panel */
.info-box {
    background: white;
    border: 1px solid #c0c0ff;
    background-color: #e0e0ff;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.info-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.info-table th {
    text-align: left;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-weight: 600;
    color: var(--primary-dark);
}

.info-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-family: monospace;
    color: #333;
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    body {
        padding: var(--spacing-sm);
        /* Enable smooth zooming on touch devices */
        touch-action: manipulation;
        -webkit-text-size-adjust: 100%;
        -ms-text-size-adjust: 100%;
    }
    
    .control-group {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .info-header {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
        margin-bottom: var(--spacing-xs);
    }
    
    .charts-container {
        padding: 0;
    }
    
    .chart-wrapper {
        margin-bottom: 0;
    }
    
    .tabs {
        font-size: var(--font-size-sm);
    }
    
    /* Tab styles are now unified in base CSS */
    
    .wind-table td {
        font-size: 0.6rem;
        padding: 2px;
    }
    
    .wind-table img {
        width: 20px;
        height: 20px;
    }
    
    /* Stack wind display vertically on mobile */
    .wind-display {
        overflow-x: auto;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* Focus styles for keyboard navigation */
.tab-day:focus,
.tab-hour:focus,
.btn-detail:focus,
.btn-detail-sel:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Floating Tooltip */
.floating-tooltip {
    position: absolute;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    line-height: 1.4;
    pointer-events: none;
    z-index: 1000;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: top 0.1s ease-out;
    max-width: 200px;
    white-space: nowrap;
}

.floating-tooltip.hidden {
    display: none;
}

.floating-tooltip .tooltip-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2px;
}

.floating-tooltip .tooltip-row:last-child {
    margin-bottom: 0;
}

.floating-tooltip .tooltip-label {
    font-weight: 500;
    margin-right: 8px;
    color: #ccc;
}

.floating-tooltip .tooltip-value {
    color: #fff;
    font-weight: 600;
}

/* Horizontal crosshair line */
.horizontal-crosshair {
    position: absolute;
    width: 100%;
    height: 1px;
    background-color: #ff8800;
    pointer-events: none;
    z-index: 999;
    transition: top 0.1s ease-out;
}

.horizontal-crosshair.hidden {
    display: none;
}

/* Utility classes */
.text-center { text-align: center; }
.text-small { font-size: var(--font-size-xs); }
.mb-0 { margin-bottom: 0; }
.mt-0 { margin-top: 0; }
.hidden { display: none; }