/* FuturY - Game Layout (card_702) */

/* === App Container: CSS Grid Layout === */
#app-container {
    display: grid;
    grid-template-areas:
        "nav     nav     nav"
        "sidebar viewport viewport"
        "sidebar dock     dock";
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: var(--navbar-height) 1fr auto;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

#app-container.sidebar-collapsed {
    grid-template-columns: var(--sidebar-collapsed-width) 1fr;
}

/* === Canvas === */
#solar-system-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: block;
    z-index: var(--z-canvas);
}

/* === Nav Bar (top) === */
.nav-bar {
    grid-area: nav;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 0 var(--space-xl);
    background: var(--glass-bg-solid);
    border-bottom: 1px solid var(--color-accent-border);
    z-index: var(--z-nav);
    position: relative;
}

.nav-bar__brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-right: var(--space-2xl);
}

.nav-bar__title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-accent);
}

.nav-bar__time {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
}

.nav-bar__year {
    font-size: var(--font-size-4xl);
    font-weight: bold;
    color: var(--color-text-primary);
}

.nav-bar__date {
    font-size: var(--font-size-xl);
    color: var(--color-accent);
}

.nav-bar__tabs {
    display: flex;
    gap: var(--space-sm);
    margin-left: auto;
}

.nav-btn {
    background: var(--color-accent-dim);
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.nav-btn:hover {
    background: var(--color-accent-glow);
    transform: translateY(-1px);
}

.nav-btn.active {
    background: var(--color-accent);
    color: #000;
    font-weight: 600;
}

/* === Music Controls === */
.nav-bar__music {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-left: var(--space-md);
}

.music-btn {
    padding: var(--space-sm) !important;
    min-width: auto !important;
}

.music-volume {
    width: 70px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-accent-dim);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.music-volume::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
}

.music-volume::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    border: none;
    cursor: pointer;
}

/* === HUD Overlay (on top of canvas) === */
.hud-overlay {
    position: fixed;
    top: calc(var(--navbar-height) + var(--space-md));
    left: calc(var(--sidebar-width) + var(--space-2xl));
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    z-index: var(--z-hud);
    pointer-events: none;
    transition: left var(--transition-slow);
}

.sidebar-collapsed .hud-overlay {
    left: calc(var(--sidebar-collapsed-width) + var(--space-2xl));
}

.hud-overlay h2 {
    display: none; /* Title moved to nav-bar */
}

.hud-overlay .year {
    display: none; /* Year moved to nav-bar */
}

.hud-overlay .controls-hint {
    color: var(--color-text-hint);
    font-size: var(--font-size-base);
    line-height: 1.6;
}

/* === Sidebar Left === */
.sidebar-left {
    grid-area: sidebar;
    background: var(--glass-bg-heavy);
    border-right: 1px solid var(--color-accent-border);
    z-index: var(--z-panel);
    position: relative;
    overflow-y: auto;
    overflow-x: hidden;
    transition: width var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.sidebar-left__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-accent-border);
    min-height: 44px;
}

.sidebar-left__header h3 {
    color: var(--color-accent);
    font-size: var(--font-size-xl);
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--color-accent);
    font-size: var(--font-size-xl);
    padding: var(--space-xs);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    color: var(--color-text-primary);
}

.sidebar-collapsed .sidebar-toggle {
    transform: rotate(180deg);
}

.sidebar-left__content {
    flex: 1;
    padding: var(--space-lg);
    overflow-y: auto;
}

.sidebar-left__section {
    margin-bottom: var(--space-2xl);
}

.sidebar-left__section-title {
    color: var(--color-accent);
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--color-accent-border);
}

/* === Sidebar collapsed state === */
.sidebar-collapsed .sidebar-left {
    width: var(--sidebar-collapsed-width);
}

.sidebar-collapsed .sidebar-left__header h3,
.sidebar-collapsed .sidebar-left__content .resource-name span:last-child,
.sidebar-collapsed .sidebar-left__content .resource-rate,
.sidebar-collapsed .sidebar-left__section-title,
.sidebar-collapsed .sidebar-left__content .building-desc,
.sidebar-collapsed .sidebar-left__content .building-costs {
    display: none;
}

.sidebar-collapsed .sidebar-left__content .resource-item {
    justify-content: center;
    padding: var(--space-xs) 0;
}

.sidebar-collapsed .sidebar-left__content .resource-icon {
    font-size: var(--font-size-2xl);
}

/* === Main Viewport (center) === */
.main-viewport {
    grid-area: viewport;
    position: relative;
    overflow: hidden;
    pointer-events: none; /* Let mouse events pass through to canvas for OrbitControls */
}

/* === Bottom Dock === */
.bottom-dock {
    grid-area: dock;
    background: var(--glass-bg-heavy);
    border-top: 1px solid var(--color-accent-border);
    z-index: var(--z-panel);
    display: flex;
    flex-direction: column;
    min-height: var(--dock-min-height);
    max-height: 50vh;
    position: relative;
    transition: height var(--transition-slow);
}

.bottom-dock.minimized {
    height: var(--dock-min-height) !important;
    min-height: var(--dock-min-height);
}

.bottom-dock.minimized .dock__content {
    display: none;
}

/* Dock resize handle */
.dock__resize-handle {
    height: 6px;
    cursor: ns-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dock__resize-handle::after {
    content: '';
    width: 40px;
    height: 3px;
    background: var(--color-accent-border);
    border-radius: 2px;
}

.dock__resize-handle:hover::after {
    background: var(--color-accent);
}

/* Dock tab bar */
.dock__tabs {
    display: flex;
    gap: 2px;
    padding: 0 var(--space-lg);
    border-bottom: 1px solid var(--color-accent-border);
    flex-shrink: 0;
}

.dock__tab {
    padding: var(--space-sm) var(--space-xl);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-text-dim);
    font-size: var(--font-size-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.dock__tab:hover {
    color: var(--color-accent);
    background: var(--color-accent-subtle);
}

.dock__tab.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    font-weight: 600;
}

/* Dock content area */
.dock__content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
}

.dock__panel {
    display: none;
    height: 100%;
}

.dock__panel.active {
    display: block;
}

/* === Launch Sequence Overlay === */
#launch-sequence-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: var(--z-overlay);
    pointer-events: none;
}

#launch-sequence-overlay.active {
    display: flex;
}

.countdown-display {
    font-size: 120px;
    font-weight: bold;
    color: var(--color-accent);
    text-shadow: 0 0 40px rgba(79, 209, 199, 0.8),
                 0 0 80px rgba(79, 209, 199, 0.4);
    animation: countdown-pulse 0.8s ease-in-out;
}

.countdown-display.launch {
    font-size: 80px;
    animation: launch-flash 1.2s ease-out;
}