/* ========================================
   WINDOW SYSTEM
   ======================================== */
.window {
    position: absolute;
    min-width: 360px;
    min-height: 240px;
    background: var(--bg-glass-heavy);
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-window);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: box-shadow var(--transition);
    animation: windowOpen 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes windowOpen {
    from {
        opacity: 0;
        transform: scale(0.92);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.window.closing {
    animation: windowClose 0.2s ease forwards;
}

@keyframes windowClose {
    to {
        opacity: 0;
        transform: scale(0.92);
    }
}

.window.focused {
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-light);
}

.window.minimized {
    display: none;
}

.window.maximized {
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: calc(100% - var(--taskbar-height)) !important;
    border-radius: 0;
}

/* Title Bar */
.window-titlebar {
    height: var(--titlebar-height);
    display: flex;
    align-items: center;
    padding: 0 10px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border);
    cursor: default;
    flex-shrink: 0;
}

.window-titlebar .win-icon {
    font-size: 16px;
    color: var(--accent);
    margin-right: 8px;
}

.window-title {
    flex: 1;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.win-controls {
    display: flex;
    gap: 6px;
}

.win-ctrl {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    position: relative;
    transition: filter var(--transition);
}

.win-ctrl:hover {
    filter: brightness(1.3);
}

.win-ctrl.close {
    background: #ff5f57;
}

.win-ctrl.minimize {
    background: #ffbd2e;
}

.win-ctrl.maximize {
    background: #28c840;
}

.win-ctrl .material-icons-round {
    font-size: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    color: rgba(0, 0, 0, 0.6);
    transition: opacity var(--transition);
}

.win-controls:hover .win-ctrl .material-icons-round {
    opacity: 1;
}

/* Window Body */
.window-body {
    flex: 1;
    overflow: auto;
    position: relative;
}

/* Resize Handles */
.resize-handle {
    position: absolute;
    z-index: 10;
}

.resize-handle.rh-right {
    top: 0;
    right: -3px;
    bottom: 0;
    width: 6px;
    cursor: ew-resize;
}

.resize-handle.rh-bottom {
    bottom: -3px;
    left: 0;
    right: 0;
    height: 6px;
    cursor: ns-resize;
}

.resize-handle.rh-corner {
    bottom: -3px;
    right: -3px;
    width: 12px;
    height: 12px;
    cursor: nwse-resize;
}

.resize-handle.rh-left {
    top: 0;
    left: -3px;
    bottom: 0;
    width: 6px;
    cursor: ew-resize;
}

.resize-handle.rh-top {
    top: -3px;
    left: 0;
    right: 0;
    height: 6px;
    cursor: ns-resize;
}