/* ============================================
   WINDOW CHROME - Pinstripe title bars
============================================ */

.window {
    position: absolute;
    background: var(--pure-white);
    /* 1px black border + hard drop shadow (bottom-right only) */
    border: 1px solid var(--pure-black);
    box-shadow:
        2px 2px 0 0 var(--pure-black);
    display: flex;
    flex-direction: column;
    z-index: 100;
    /* Hidden by default with animation-ready state */
    opacity: 0;
    transform: scale(0.88) translateY(12px);
    pointer-events: none;
    visibility: hidden;
    /* Smooth open/close transitions */
    transition:
        opacity 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        visibility 0s linear 0.2s,
        box-shadow 0.15s ease-out;
}

.window.is-open {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
    visibility: visible;
    transition:
        opacity 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        visibility 0s linear 0s,
        box-shadow 0.15s ease-out,
        left 0.2s ease-out,
        top 0.2s ease-out,
        width 0.2s ease-out,
        height 0.2s ease-out;
}

/* Disable transitions while dragging */
.window.is-dragging {
    transition: none !important;
}

/* Intermediate state for two-phase open animation (prevents flash) */
.window.is-opening {
    opacity: 0 !important;
    transform: scale(0.88) translateY(12px) !important;
    visibility: visible !important;
    pointer-events: none;
}

/* Subtle shadow lift when window is focused/active */
.window.is-open:hover {
    box-shadow: 3px 3px 0 0 var(--pure-black);
}

/* Staggered page load animation for main system folder window */
#window-system-folder.is-open {
    animation: windowEnter 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s both;
}

/* Disable page-load animation when opened via boot sequence */
#window-system-folder.boot-opened.is-open {
    animation: none;
}

@keyframes windowEnter {
    from {
        opacity: 0;
        transform: scale(0.85) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* PINSTRIPE TITLE BAR - Horizontal lines */
.window__titlebar {
    height: 36px;
    display: flex;
    align-items: center;
    padding: 0 8px;
    /* Authentic horizontal pinstripes */
    background: repeating-linear-gradient(
        180deg,
        var(--pure-white) 0px,
        var(--pure-white) 1px,
        var(--pure-black) 1px,
        var(--pure-black) 2px
    );
    border-bottom: 1px solid var(--pure-black);
    cursor: grab;
    user-select: none;
}

.window__titlebar:active {
    cursor: grabbing;
}

/* Close Box - Simple white square with black border */
.window__close {
    width: 16px;
    height: 14px;
    background: var(--pure-white);
    border: 1px solid var(--pure-black);
    cursor: pointer;
    flex-shrink: 0;
}

/* INVERTED on click */
.window__close:active {
    background: var(--pure-black);
}

/* Zoom Box - Right side */
.window__zoom {
    width: 16px;
    height: 14px;
    background: var(--pure-white);
    border: 1px solid var(--pure-black);
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
}

.window__zoom::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 6px;
    height: 4px;
    border: 1px solid var(--pure-black);
}

/* Zoomed state - invert zoom button */
.window.is-zoomed .window__zoom {
    background: var(--pure-black);
}

.window.is-zoomed .window__zoom::after {
    border-color: var(--pure-white);
}

.window__title {
    text-align: center;
    font-size: 16px;
    font-family: 'Silkscreen', 'Chicago', monospace;
    font-weight: 700;
    color: var(--pure-black);
    padding: 4px 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    /* White background behind title for readability */
    background: var(--pure-white);
    margin: 0 auto;
    line-height: 22px;
}

/* Window Body */
.window__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    background: var(--pure-white);
}

.window__content {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    font-size: 14px;
    font-family: 'Chicago', 'Geneva', monospace;
    line-height: 1.6;
    color: var(--pure-black);
}

/* PATTERNED SCROLLBAR - Dot/screen tone pattern */
.window__content::-webkit-scrollbar {
    width: 16px;
}

.window__content::-webkit-scrollbar-track {
    /* Dot pattern for scrollbar track */
    background-color: var(--pure-white);
    background-image: radial-gradient(var(--pure-black) 1px, transparent 1px);
    background-size: 3px 3px;
    border-left: 1px solid var(--pure-black);
}

.window__content::-webkit-scrollbar-thumb {
    background: var(--pure-white);
    border: 1px solid var(--pure-black);
}

.window__content::-webkit-scrollbar-thumb:hover {
    /* INVERTED on hover */
    background: var(--pure-black);
}

.window__content::-webkit-scrollbar-button {
    height: 16px;
    background: var(--pure-white);
    border: 1px solid var(--pure-black);
}

/* Status Bar */
.window__status {
    height: 18px;
    background: var(--pure-white);
    border-top: 1px solid var(--pure-black);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
    font-size: 10px;
    font-family: 'Geneva', 'Chicago', monospace;
    color: var(--pure-black);
}

/* Resize Handle - Diagonal lines */
.window__resize {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 15px;
    height: 15px;
    cursor: se-resize;
    background:
        linear-gradient(135deg,
            transparent 0%,
            transparent 30%,
            var(--pure-black) 30%,
            var(--pure-black) 35%,
            transparent 35%,
            transparent 50%,
            var(--pure-black) 50%,
            var(--pure-black) 55%,
            transparent 55%,
            transparent 70%,
            var(--pure-black) 70%,
            var(--pure-black) 75%,
            transparent 75%
        );
}