/* FloatingWindow Component Styles */
/* Uses MudBlazor CSS variables for theming consistency */

/* Disable text selection globally during drag/resize */
html:has(body.fw-dragging),
body.fw-dragging,
body.fw-dragging * {
    user-select: none !important;
}

html:has(body.fw-resizing),
body.fw-resizing,
body.fw-resizing * {
    user-select: none !important;
}

.fw-window {
    position: fixed;
    display: flex;
    flex-direction: column;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: var(--mud-default-borderradius);
    box-shadow: var(--mud-elevation-8);
    overflow: hidden;
    min-width: 200px;
    min-height: 100px;
    touch-action: auto;
    isolation: isolate;
}

.fw-window.fw-focused {
    box-shadow: var(--mud-elevation-16);
    border-color: var(--mud-palette-primary);
}

.fw-window.fw-minimized {
    display: none;
}

.fw-window.fw-maximized {
    left: 0 !important;
    top: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    border-radius: 0;
}

/* Snapped window states */
.fw-window.fw-snapped-left {
    left: 0 !important;
    top: 0 !important;
    width: 50vw !important;
    height: 100vh !important;
    border-radius: 0;
}

.fw-window.fw-snapped-right {
    left: 50vw !important;
    top: 0 !important;
    width: 50vw !important;
    height: 100vh !important;
    border-radius: 0;
}

.fw-window.fw-snapped-top {
    left: 0 !important;
    top: 0 !important;
    width: 100vw !important;
    height: 50vh !important;
    border-radius: 0;
}

.fw-window.fw-snapped-bottom {
    left: 0 !important;
    top: 50vh !important;
    width: 100vw !important;
    height: 50vh !important;
    border-radius: 0;
}

/* Header */
.fw-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--mud-palette-primary) 15%, var(--mud-palette-surface)) 0%,
        var(--mud-palette-surface) 100%);
    color: var(--mud-palette-text-primary);
    height: 40px;
    padding: 0 8px 0 12px;
    flex-shrink: 0;
    user-select: none;
    -webkit-user-select: none;
    border-bottom: 1px solid var(--mud-palette-lines-default);
}

.fw-header * {
    user-select: none;
    -webkit-user-select: none;
}

.fw-header-draggable {
    touch-action: none;
}

/* Focused window gets stronger header gradient */
.fw-window.fw-focused .fw-header {
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--mud-palette-primary) 25%, var(--mud-palette-surface)) 0%,
        color-mix(in srgb, var(--mud-palette-primary) 10%, var(--mud-palette-surface)) 100%);
}

.fw-title-area {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    overflow: hidden;
}

.fw-title-area .mud-typography {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fw-controls {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: 8px;
}

.fw-controls .mud-icon-button {
    padding: 4px;
}

/* Reset button states after click to prevent "stuck" appearance */
.fw-controls .mud-icon-button:focus {
    background-color: transparent;
}

.fw-controls .mud-icon-button:focus:not(:hover) {
    background-color: transparent;
}

.fw-controls .mud-icon-button::after {
    display: none;
}

/* Body */
.fw-body {
    flex: 1;
    overflow: auto;
    background: var(--mud-palette-surface);
    touch-action: auto;
    -webkit-user-select: text;
    user-select: text;
}

/* Resize Handles */
.fw-resize {
    position: absolute;
    z-index: 1;
    user-select: none;
    touch-action: none;
}

/* Edge handles - thin strips along edges */
.fw-resize-n {
    top: 0;
    left: 8px;
    right: 8px;
    height: 4px;
    cursor: ns-resize;
}

.fw-resize-s {
    bottom: 0;
    left: 8px;
    right: 8px;
    height: 4px;
    cursor: ns-resize;
}

.fw-resize-e {
    top: 8px;
    right: 0;
    bottom: 8px;
    width: 4px;
    cursor: ew-resize;
}

.fw-resize-w {
    top: 8px;
    left: 0;
    bottom: 8px;
    width: 4px;
    cursor: ew-resize;
}

/* Corner handles - small squares at corners */
.fw-resize-nw {
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    cursor: nwse-resize;
}

.fw-resize-ne {
    top: 0;
    right: 0;
    width: 8px;
    height: 8px;
    cursor: nesw-resize;
}

.fw-resize-sw {
    bottom: 0;
    left: 0;
    width: 8px;
    height: 8px;
    cursor: nesw-resize;
}

.fw-resize-se {
    bottom: 0;
    right: 0;
    width: 8px;
    height: 8px;
    cursor: nwse-resize;
}

/* Visual indicator for SE corner (resize grip) */
.fw-resize-se::before {
    content: "";
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--mud-palette-text-disabled);
    border-bottom: 2px solid var(--mud-palette-text-disabled);
}

/* Touch-friendly adjustments */
@media (pointer: coarse) {
    /* Larger resize handles */
    .fw-resize-n,
    .fw-resize-s {
        height: 12px;
    }

    .fw-resize-e,
    .fw-resize-w {
        width: 12px;
    }

    .fw-resize-nw,
    .fw-resize-ne,
    .fw-resize-sw,
    .fw-resize-se {
        width: 20px;
        height: 20px;
    }

    .fw-resize-n {
        left: 20px;
        right: 20px;
    }

    .fw-resize-s {
        left: 20px;
        right: 20px;
    }

    .fw-resize-e {
        top: 20px;
        bottom: 20px;
    }

    .fw-resize-w {
        top: 20px;
        bottom: 20px;
    }

    /* Larger header for touch */
    .fw-header {
        height: 48px;
        padding: 0 12px;
    }

    /* Larger touch targets for header buttons */
    .fw-controls {
        gap: 8px;
    }

    .fw-controls .mud-icon-button {
        min-width: 44px;
        min-height: 44px;
        padding: 10px;
    }
}

/* Window Taskbar (for minimized windows) */
.fw-taskbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    gap: 4px;
    padding: 4px 8px;
    background: var(--mud-palette-background-grey);
    border-top: 1px solid var(--mud-palette-lines-default);
    z-index: 10000;
}

.fw-taskbar:empty {
    display: none;
}

.fw-taskbar-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: var(--mud-default-borderradius);
    cursor: pointer;
    max-width: 200px;
    overflow: hidden;
}

.fw-taskbar-item:hover {
    background: var(--mud-palette-action-default-hover);
}

.fw-taskbar-item .mud-typography {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Snap Preview Overlay */
.fw-snap-preview {
    position: fixed;
    background: color-mix(in srgb, var(--mud-palette-primary) 20%, transparent);
    border: 2px dashed var(--mud-palette-primary);
    border-radius: var(--mud-default-borderradius);
    pointer-events: none;
    z-index: 9999;
    transition: all 150ms ease-out;
}

/* Snap zone positions */
.fw-snap-preview.fw-snap-left {
    left: 0;
    top: 0;
    width: 50vw;
    height: 100vh;
}

.fw-snap-preview.fw-snap-right {
    left: 50vw;
    top: 0;
    width: 50vw;
    height: 100vh;
}

.fw-snap-preview.fw-snap-top {
    left: 0;
    top: 0;
    width: 100vw;
    height: 50vh;
}

.fw-snap-preview.fw-snap-bottom {
    left: 0;
    top: 50vh;
    width: 100vw;
    height: 50vh;
}