/* Enhanced Tooltip System - Accessibility & Mobile Friendly */

/* Tooltip container */
[data-tooltip] {
    position: relative;
    cursor: help;
}

/* Base tooltip styling */
[data-tooltip]::before,
[data-tooltip]::after {
    position: absolute;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s ease-in-out;
    transition-delay: 0.5s; /* 500ms delay to prevent flicker */
    z-index: 9999;
}

/* Tooltip text */
[data-tooltip]::before {
    content: attr(data-tooltip);
    background: rgba(17, 24, 39, 0.95);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
    max-width: 300px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Tooltip arrow */
[data-tooltip]::after {
    content: '';
    width: 0;
    height: 0;
    border: 6px solid transparent;
}

/* Show tooltip on hover and focus */
[data-tooltip]:hover::before,
[data-tooltip]:hover::after,
[data-tooltip]:focus::before,
[data-tooltip]:focus::after {
    visibility: visible;
    opacity: 1;
    transition-delay: 0.5s;
}

/* Position variations */

/* Top (default) */
[data-tooltip]:not([data-tooltip-pos])::before,
[data-tooltip][data-tooltip-pos="top"]::before {
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
}

[data-tooltip]:not([data-tooltip-pos])::after,
[data-tooltip][data-tooltip-pos="top"]::after {
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border-top-color: rgba(17, 24, 39, 0.95);
}

/* Bottom */
[data-tooltip][data-tooltip-pos="bottom"]::before {
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
}

[data-tooltip][data-tooltip-pos="bottom"]::after {
    top: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border-bottom-color: rgba(17, 24, 39, 0.95);
}

/* Left */
[data-tooltip][data-tooltip-pos="left"]::before {
    right: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
}

[data-tooltip][data-tooltip-pos="left"]::after {
    right: calc(100% + 2px);
    top: 50%;
    transform: translateY(-50%);
    border-left-color: rgba(17, 24, 39, 0.95);
}

/* Right */
[data-tooltip][data-tooltip-pos="right"]::before {
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
}

[data-tooltip][data-tooltip-pos="right"]::after {
    left: calc(100% + 2px);
    top: 50%;
    transform: translateY(-50%);
    border-right-color: rgba(17, 24, 39, 0.95);
}

/* Multiline tooltips */
[data-tooltip-multiline]::before {
    white-space: pre-line;
    max-width: 250px;
    text-align: left;
}

/* Success tooltips */
[data-tooltip-type="success"]::before {
    background: rgba(16, 185, 129, 0.95);
    border-color: rgba(16, 185, 129, 0.3);
}

[data-tooltip-type="success"][data-tooltip-pos="top"]::after {
    border-top-color: rgba(16, 185, 129, 0.95);
}

[data-tooltip-type="success"][data-tooltip-pos="bottom"]::after {
    border-bottom-color: rgba(16, 185, 129, 0.95);
}

[data-tooltip-type="success"][data-tooltip-pos="left"]::after {
    border-left-color: rgba(16, 185, 129, 0.95);
}

[data-tooltip-type="success"][data-tooltip-pos="right"]::after {
    border-right-color: rgba(16, 185, 129, 0.95);
}

/* Warning tooltips */
[data-tooltip-type="warning"]::before {
    background: rgba(245, 158, 11, 0.95);
    color: #92400e;
    border-color: rgba(245, 158, 11, 0.3);
}

[data-tooltip-type="warning"][data-tooltip-pos="top"]::after {
    border-top-color: rgba(245, 158, 11, 0.95);
}

[data-tooltip-type="warning"][data-tooltip-pos="bottom"]::after {
    border-bottom-color: rgba(245, 158, 11, 0.95);
}

[data-tooltip-type="warning"][data-tooltip-pos="left"]::after {
    border-left-color: rgba(245, 158, 11, 0.95);
}

[data-tooltip-type="warning"][data-tooltip-pos="right"]::after {
    border-right-color: rgba(245, 158, 11, 0.95);
}

/* Error tooltips */
[data-tooltip-type="error"]::before {
    background: rgba(239, 68, 68, 0.95);
    border-color: rgba(239, 68, 68, 0.3);
}

[data-tooltip-type="error"][data-tooltip-pos="top"]::after {
    border-top-color: rgba(239, 68, 68, 0.95);
}

[data-tooltip-type="error"][data-tooltip-pos="bottom"]::after {
    border-bottom-color: rgba(239, 68, 68, 0.95);
}

[data-tooltip-type="error"][data-tooltip-pos="left"]::after {
    border-left-color: rgba(239, 68, 68, 0.95);
}

[data-tooltip-type="error"][data-tooltip-pos="right"]::after {
    border-right-color: rgba(239, 68, 68, 0.95);
}

/* Keyboard shortcut styling */
[data-tooltip-shortcut]::before {
    content: attr(data-tooltip) " (" attr(data-tooltip-shortcut) ")";
}

.tooltip-kbd {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 11px;
    margin-left: 4px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Mobile touch support */
@media (hover: none) and (pointer: coarse) {
    /* On mobile, tooltips show on tap */
    [data-tooltip]:hover::before,
    [data-tooltip]:hover::after {
        visibility: hidden;
        opacity: 0;
    }
    
    [data-tooltip].tooltip-active::before,
    [data-tooltip].tooltip-active::after {
        visibility: visible;
        opacity: 1;
        transition-delay: 0s;
    }
    
    /* Mobile tooltips stay longer */
    [data-tooltip].tooltip-active {
        --tooltip-duration: 3000ms;
    }
    
    /* Adjust positioning for mobile */
    [data-tooltip]::before {
        max-width: 80vw;
        font-size: 14px;
        padding: 12px 16px;
    }
}

/* Viewport overflow protection */
@media (max-width: 480px) {
    [data-tooltip][data-tooltip-pos="left"]::before,
    [data-tooltip][data-tooltip-pos="right"]::before {
        /* Force top positioning on small screens */
        bottom: calc(100% + 8px);
        left: 50%;
        right: auto;
        top: auto;
        transform: translateX(-50%);
    }
    
    [data-tooltip][data-tooltip-pos="left"]::after,
    [data-tooltip][data-tooltip-pos="right"]::after {
        bottom: calc(100% + 2px);
        left: 50%;
        right: auto;
        top: auto;
        transform: translateX(-50%);
        border-color: transparent transparent rgba(17, 24, 39, 0.95) transparent;
    }
}

/* Animation for better UX */
@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -4px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

[data-tooltip]:hover::before,
[data-tooltip]:focus::before {
    animation: tooltipFadeIn 0.2s ease-out;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    [data-tooltip]::before {
        background: black;
        color: white;
        border: 2px solid white;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    [data-tooltip]::before,
    [data-tooltip]::after {
        transition: none;
        animation: none;
    }
}

/* Focus visible for accessibility */
[data-tooltip]:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}