/* ============================================================
   DriftWM Infinite Canvas — canvas + window manager styles
   ============================================================ */

/* ---------- Viewport & World ---------- */
#viewport {
    position: relative;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    background-color: var(--bg-main);
    background-image:
        radial-gradient(circle, rgba(148, 163, 184, 0.30) 1px, transparent 1.4px),
        radial-gradient(circle, rgba(148, 163, 184, 0.11) 1px, transparent 1.4px);
    touch-action: none;
    cursor: default;
}
#viewport.space-held { cursor: grab; }
#viewport.panning, #viewport.panning * { cursor: grabbing !important; user-select: none !important; }

#canvas-world {
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 1px;
    transform-origin: 0 0;
    will-change: transform;
}
#canvas-world.animating { transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1); }

/* ---------- Drift Windows ---------- */
.drift-window {
    position: absolute;
    display: flex;
    flex-direction: column;
    min-width: 240px;
    min-height: 130px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
    overflow: hidden;
    transition: box-shadow 0.15s ease;
}
.drift-window.drift-focused {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 1px var(--accent-color), 0 16px 44px rgba(0, 0, 0, 0.6);
}
.drift-window.drift-minimized { height: auto !important; min-height: 0; }
.drift-window.drift-minimized .drift-content { display: none; }
.drift-window.drift-closed { display: none; }

.drift-header {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 10px;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    border-bottom: 1px solid transparent;
    flex-shrink: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0));
}
.drift-window.drift-focused .drift-header { border-bottom-color: var(--accent-color); }
.drift-header:active { cursor: grabbing; }

.drift-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.5;
    flex-shrink: 0;
    transition: all 0.2s;
}
.drift-window.drift-focused .drift-dot {
    background: var(--accent-color);
    opacity: 1;
    box-shadow: 0 0 8px var(--accent-color);
}

.drift-title {
    flex: 1;
    min-width: 0;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.drift-window.drift-focused .drift-title { color: var(--text-main); }

.drift-header-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    line-height: 1;
    padding: 2px 6px;
    border-radius: 5px;
}
.drift-header-btn:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-main); }
.drift-header-btn.drift-close:hover { background: rgba(248, 113, 113, 0.16); color: #f87171; }

.drift-content {
    flex: 1;
    position: relative;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.drift-iframe {
    flex: 1;
    width: 100%;
    height: 100%;
    border: none;
    background: #030712;
}

.drift-resize {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 16px;
    height: 16px;
    cursor: nwse-resize;
    z-index: 5;
}
.drift-resize::after {
    content: '';
    position: absolute;
    right: 4px;
    bottom: 4px;
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    opacity: 0.45;
}
.drift-window.drift-focused .drift-resize::after { border-color: var(--accent-color); }

.drift-snap-guide {
    position: absolute;
    background: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
    pointer-events: none;
    z-index: 9990;
    display: none;
}

/* ---------- Moved module sources (become window content) ---------- */
.win-inner {
    position: absolute !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100% !important;
    transform: none !important;
    translate: 0 0 !important;
    z-index: auto !important;
    display: flex !important;
    flex-direction: column;
    background: var(--bg-secondary);
}
.win-inner.hidden { display: none !important; }

.drift-window[data-module="notes"] #aiComplementBtn { position: absolute !important; }

/* ---------- Floating Dock (Floating Bar) ---------- */
#drift-dock {
    position: fixed;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 45;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 8px;
    background: rgba(15, 23, 42, 0.86);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.55);
}
.drift-dock-btn {
    position: relative;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 11px;
    cursor: pointer;
    transition: all 0.13s ease;
}
.drift-dock-btn:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-main); transform: translateY(-1px); }
.drift-dock-btn.active {
    background: rgba(52, 211, 153, 0.16);
    border-color: rgba(52, 211, 153, 0.45);
    color: var(--accent-color);
}
.drift-dock-btn.off { opacity: 0.45; }
.drift-dock-btn .tip {
    position: absolute;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%) translateX(4px);
    white-space: nowrap;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #e5e7eb;
    background: #111827;
    border: 1px solid var(--border-color);
    border-radius: 7px;
    padding: 4px 9px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.14s ease;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}
.drift-dock-btn:hover .tip { opacity: 1; transform: translateY(-50%) translateX(0); }
.drift-dock-sep { height: 1px; background: var(--border-color); margin: 3px 6px; }
.drift-dock-add { border-color: var(--accent-color); color: var(--accent-color); }
.drift-dock-zoom {
    font-size: 13px;
    font-weight: 700;
    font-family: ui-monospace, monospace;
    color: var(--text-muted);
    width: 42px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 6px;
    border: none;
    background: transparent;
}
.drift-dock-zoom:hover { color: var(--text-main); background: rgba(255, 255, 255, 0.06); }

/* ---------- Add-module popup menu ---------- */
#drift-add-menu {
    position: fixed;
    z-index: 46;
    display: none;
    flex-direction: column;
    gap: 2px;
    padding: 6px;
    min-width: 210px;
    background: rgba(15, 23, 42, 0.96);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6);
}
#drift-add-menu .menu-item {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 8px 10px;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    background: transparent;
    text-align: left;
}
#drift-add-menu .menu-item:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-main); }
#drift-add-menu .menu-item .mi-sub { margin-left: auto; font-size: 10px; color: var(--text-muted); opacity: 0.7; }

/* ---------- Controls hint ---------- */
#drift-hint {
    position: fixed;
    left: 14px;
    bottom: 12px;
    z-index: 44;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 12px;
    font-size: 11px;
    color: var(--text-muted);
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    pointer-events: none;
    user-select: none;
}
#drift-hint kbd {
    font-family: ui-monospace, monospace;
    font-size: 10px;
    color: var(--accent-color);
    background: rgba(52, 211, 153, 0.12);
    border: 1px solid rgba(52, 211, 153, 0.3);
    border-radius: 4px;
    padding: 1px 5px;
    margin: 0 2px;
}