/* =====================================================
   DOCK COMPONENT STYLES
   A macOS-style dock for navigation
   ===================================================== */

/* CSS Custom Properties for Dock (set by JavaScript) */
:root {
    --dock-background: rgba(30, 30, 30, 0.85);
    --dock-opacity: 1;
    --dock-border-color: rgba(255, 255, 255, 0.1);
    --dock-border-width: 1px;
    --dock-border-radius: 20px;
    --dock-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --dock-width: auto;
    --dock-height: 70px;
    --dock-padding: 8px 16px;
    --dock-icon-size: 48px;
    --dock-icon-roundness: 12px;
    --dock-icon-spacing: 8px;
    --dock-background-padding: 12px;
    --dock-icon-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    --dock-icon-overlay: rgba(255, 255, 255, 0.1);
    --dock-magnification-scale: 1.5;
    --dock-position: bottom;
    --dock-reflection-opacity: 0.3;
    --dock-icon-color: rgba(255, 255, 255, 0.9);
}

/* Dock Container */
.dock-container {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--dock-background-padding);
    background: var(--dock-background);
    border: var(--dock-border-width) solid var(--dock-border-color);
    border-radius: var(--dock-border-radius);
    box-shadow: var(--dock-shadow);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: transform 0.3s ease, opacity 0.3s ease, bottom 0.3s ease, top 0.3s ease;
    opacity: var(--dock-opacity);
}

/* Bottom position (default) */
.dock-container.dock-bottom {
    bottom: 20px;
    top: auto;
}

/* Top position */
.dock-container.dock-top {
    top: 20px;
    bottom: auto;
}

/* Auto-hide states */
.dock-container.dock-auto-hide {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.dock-container.dock-auto-hide.dock-hidden.dock-bottom {
    transform: translateX(-50%) translateY(calc(100% + 30px));
    opacity: 0;
}

.dock-container.dock-auto-hide.dock-hidden.dock-top {
    transform: translateX(-50%) translateY(calc(-100% - 30px));
    opacity: 0;
}

/* Dock Items Wrapper */
.dock-items {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: var(--dock-icon-spacing);
    height: var(--dock-height);
    padding-bottom: 8px;
}

/* Individual Dock Item */
.dock-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    cursor: pointer;
    transition: transform 0.15s ease-out;
    transform-origin: bottom center;
}

/* Dock Icon Container */
.dock-icon {
    width: var(--dock-icon-size);
    height: var(--dock-icon-size);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--dock-icon-roundness);
    background: rgba(255, 255, 255, 0.05);
    transition: transform 0.15s ease-out, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

/* PNG/Image icons - no background or border */
.dock-icon.dock-icon-image {
    background: transparent;
    border: none;
    border-radius: 0;
}

.dock-icon.dock-icon-image::after {
    display: none;
}

.dock-icon.dock-icon-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Icon image/svg */
.dock-icon img,
.dock-icon svg {
    width: 65%;
    height: 65%;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: filter 0.2s ease;
}

/* SVG icon color */
.dock-icon svg {
    color: var(--dock-icon-color);
    stroke: currentColor;
}

/* Icon floor shadow (reflection effect) */
.dock-icon-shadow {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 8px;
    background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.4) 0%, transparent 70%);
    opacity: 0.6;
    transition: opacity 0.2s ease, width 0.15s ease;
    pointer-events: none;
}

/* Hover overlay */
.dock-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--dock-icon-overlay);
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.dock-item:hover .dock-icon::after {
    opacity: 1;
}

/* Tooltip */
.dock-tooltip {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    background: rgba(30, 30, 30, 0.95);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Tooltip for top-positioned dock */
.dock-top .dock-tooltip {
    bottom: auto;
    top: calc(100% + 12px);
}

/* Tooltip arrow */
.dock-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(30, 30, 30, 0.95);
}

.dock-top .dock-tooltip::after {
    top: auto;
    bottom: 100%;
    border-top-color: transparent;
    border-bottom-color: rgba(30, 30, 30, 0.95);
}

/* Show tooltip on hover */
.dock-item:hover .dock-tooltip {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

/* Hide tooltips when disabled */
.dock-container.tooltips-disabled .dock-tooltip {
    display: none !important;
}

/* =====================================================
   MAGNIFICATION EFFECTS
   ===================================================== */

/* Single item magnification */
.dock-container.magnification-single .dock-item:hover {
    transform: scale(var(--dock-magnification-scale));
}

.dock-container.magnification-single .dock-item:hover .dock-icon-shadow {
    width: 100%;
    opacity: 0.8;
}

/* macOS-style magnification (handled by JavaScript for neighbors) */
.dock-container.magnification-macos .dock-item {
    transition: transform 0.1s ease-out;
}

/* =====================================================
   CLICK ANIMATIONS
   ===================================================== */

/* Bounce animation */
@keyframes dock-bounce {

    0%,
    100% {
        transform: translateY(0) scale(var(--current-scale, 1));
    }

    25% {
        transform: translateY(-15px) scale(var(--current-scale, 1));
    }

    50% {
        transform: translateY(-5px) scale(var(--current-scale, 1));
    }

    75% {
        transform: translateY(-10px) scale(var(--current-scale, 1));
    }
}

.dock-item.animate-bounce {
    animation: dock-bounce 0.5s ease;
}

/* Pulse animation */
@keyframes dock-pulse {

    0%,
    100% {
        transform: scale(var(--current-scale, 1));
    }

    25% {
        transform: scale(calc(var(--current-scale, 1) * 1.2));
    }

    50% {
        transform: scale(calc(var(--current-scale, 1) * 0.95));
    }

    75% {
        transform: scale(calc(var(--current-scale, 1) * 1.1));
    }
}

.dock-item.animate-pulse {
    animation: dock-pulse 0.4s ease;
}

/* =====================================================
   ACTIVE/CURRENT PAGE INDICATOR
   ===================================================== */

.dock-item.active .dock-icon {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
}

.dock-item.active::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
}

/* =====================================================
   RESPONSIVE ADJUSTMENTS
   ===================================================== */

@media (max-width: 768px) {
    .dock-container {
        --dock-icon-size: 40px;
        --dock-height: 56px;
        --dock-padding: 6px 12px;
    }

    .dock-items {
        gap: 2px;
    }
}

@media (max-width: 480px) {
    .dock-container {
        --dock-icon-size: 36px;
        --dock-height: 48px;
        width: calc(100% - 32px);
        left: 16px;
        right: 16px;
        transform: none;
    }

    .dock-container.dock-auto-hide.dock-hidden.dock-bottom {
        transform: translateY(calc(100% + 30px));
    }

    .dock-container.dock-auto-hide.dock-hidden.dock-top {
        transform: translateY(calc(-100% - 30px));
    }
}

/* =====================================================
   ICON REFLECTION (macOS-style)
   ===================================================== */

/* Icon Reflection Element */
.dock-icon-reflection {
    position: absolute;
    bottom: calc(-1 * var(--dock-icon-size) * 0.6);
    left: 0;
    width: 100%;
    height: calc(var(--dock-icon-size) * 0.5);
    pointer-events: none;
    transform: scaleY(-1);
    overflow: hidden;
    opacity: var(--dock-reflection-opacity);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
    transition: opacity 0.15s ease;
}

/* Hide reflection by default */
.dock-container:not(.reflection-enabled) .dock-icon-reflection {
    display: none;
}

/* Reflection inherits from icon */
.dock-icon-reflection img,
.dock-icon-reflection svg {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: blur(1px);
}

/* Adjust dock items to accommodate reflection */
.dock-container.reflection-enabled .dock-items {
    padding-bottom: calc(var(--dock-icon-size) * 0.5 + 8px);
}

/* Reflection follows magnification */
.dock-container.reflection-enabled .dock-item:hover .dock-icon-reflection {
    opacity: calc(var(--dock-reflection-opacity) * 0.8);
}