/* ============================================
   Main Stylesheet - Design System
   ============================================ */

/* Design Tokens - Imported from organized token files */
@import url('./tokens/colors.css');
@import url('./tokens/shadows.css');
@import url('./tokens/spacing.css');
@import url('./tokens/typography.css');
@import url('./tokens/transitions.css');
@import url('./tokens/z-index.css');

/* Base Styles */
@import url('./base/reset.css');
@import url('./base/typography.css');

/* Components */
@import url('./components/buttons.css');
@import url('./components/sliders.css');

/* ============================================
   Toggle Switches - Glassmorphic (Inlined to avoid @import cache issues)
   ============================================ */

/* Toggle Switch Button - Glassmorphic Style */
/* High specificity to override any button panel styles */
.top-right-button-panel #activate-star-ui-btn,
.bottom-control-panel #activate-star-ui-btn,
#activate-star-ui-btn,
button.toggle-switch,
.toggle-switch {
    padding: var(--spacing-button-padding-y) var(--spacing-button-padding-x) !important;
    background: transparent !important;
    color: var(--color-offwhite-200) !important;
    border: none !important;
    border-radius: 0 !important;
    cursor: pointer !important;
    font-size: var(--font-size-xs) !important;
    font-weight: var(--font-weight-bold) !important;
    text-transform: uppercase !important;
    letter-spacing: var(--letter-spacing-wide) !important;
    font-family: var(--font-mono) !important;
    transition: var(--transition-button) !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    min-width: 120px !important;
    justify-content: center !important;
    box-shadow: none !important;
    text-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    image-rendering: auto !important;
    /* Font rendering inherits from global reset.css - no need to override */
    position: relative !important;
    overflow: visible !important;
    transform: none !important;
    line-height: 1 !important;
}

#activate-star-ui-btn:hover,
button.toggle-switch:hover,
.toggle-switch:hover {
    background: transparent !important;
    /* No background change on hover - track handles it */
}

#activate-star-ui-btn:active,
button.toggle-switch:active,
.toggle-switch:active {
    transform: none !important; /* Remove button press effect */
    box-shadow: none !important;
}

#activate-star-ui-btn:disabled,
.toggle-switch:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Glassmorphic Toggle Track */
.top-right-button-panel #activate-star-ui-btn .toggle-track,
.bottom-control-panel #activate-star-ui-btn .toggle-track,
#activate-star-ui-btn .toggle-track,
.toggle-switch .toggle-track,
.toggle-track {
    position: relative;
    width: 56px;
    height: 32px;
    background: rgba(74, 144, 226, 0.15) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(74, 144, 226, 0.3) !important;
    border-radius: 16px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    align-self: center !important;
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.3),
        0 0 8px rgba(74, 144, 226, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1) !important;
    overflow: hidden;
}

#activate-star-ui-btn[aria-checked="true"] .toggle-track,
.toggle-switch[aria-checked="true"] .toggle-track {
    background: rgba(74, 144, 226, 0.25) !important;
    border-color: rgba(74, 144, 226, 0.6) !important;
    box-shadow: 
        0 6px 16px rgba(0, 0, 0, 0.4),
        0 0 16px rgba(74, 144, 226, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.15) !important;
}

#activate-star-ui-btn:hover .toggle-track,
.toggle-switch:hover .toggle-track {
    border-color: rgba(74, 144, 226, 0.5);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.35),
        0 0 12px rgba(74, 144, 226, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

#activate-star-ui-btn[aria-checked="true"]:hover .toggle-track,
.toggle-switch[aria-checked="true"]:hover .toggle-track {
    border-color: rgba(74, 144, 226, 0.7);
    box-shadow: 
        0 6px 18px rgba(0, 0, 0, 0.45),
        0 0 20px rgba(74, 144, 226, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

/* Glassmorphic Toggle Thumb */
.top-right-button-panel #activate-star-ui-btn .toggle-thumb,
.bottom-control-panel #activate-star-ui-btn .toggle-thumb,
#activate-star-ui-btn .toggle-thumb,
.toggle-switch .toggle-thumb,
.toggle-thumb {
    position: absolute;
    top: 2px;
    left: 4px;
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.4) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(255, 255, 255, 0.5) !important;
    border-radius: 50% !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.3),
        0 0 8px rgba(255, 255, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4) !important;
}

#activate-star-ui-btn[aria-checked="true"] .toggle-thumb,
.toggle-switch[aria-checked="true"] .toggle-thumb {
    left: calc(100% - 28px) !important;
    background: rgba(74, 144, 226, 0.5) !important;
    border-color: rgba(74, 144, 226, 0.7) !important;
    box-shadow: 
        0 6px 16px rgba(0, 0, 0, 0.4),
        0 0 16px rgba(74, 144, 226, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.3) !important;
}

#activate-star-ui-btn:hover .toggle-thumb,
.toggle-switch:hover .toggle-thumb {
    box-shadow: 
        0 5px 14px rgba(0, 0, 0, 0.35),
        0 0 10px rgba(255, 255, 255, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

#activate-star-ui-btn[aria-checked="true"]:hover .toggle-thumb,
.toggle-switch[aria-checked="true"]:hover .toggle-thumb {
    box-shadow: 
        0 7px 18px rgba(0, 0, 0, 0.45),
        0 0 20px rgba(74, 144, 226, 0.6),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

#activate-star-ui-btn:active .toggle-thumb,
.toggle-switch:active .toggle-thumb {
    transform: scale(0.95);
}

.top-right-button-panel #activate-star-ui-btn .toggle-label,
#activate-star-ui-btn .toggle-label,
.toggle-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    width: 3ch;
    min-width: 3ch;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: var(--letter-spacing-wider);
    color: var(--color-offwhite-300);
    text-shadow: 0 0 4px rgba(74, 144, 226, 0.2);
    flex-shrink: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.top-right-button-panel #activate-star-ui-btn[aria-checked="true"] .toggle-label,
.bottom-control-panel #activate-star-ui-btn[aria-checked="true"] .toggle-label,
#activate-star-ui-btn[aria-checked="true"] .toggle-label,
.toggle-switch[aria-checked="true"] .toggle-label {
    color: var(--color-blue-400);
    text-shadow: 0 0 8px rgba(74, 144, 226, 0.6);
}

/* ============================================
   Legacy Styles - Gradually migrating to components
   ============================================ */

/* Canvas */
#world-canvas {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    /* Don't set width/height in CSS - let JavaScript set it via inline styles to avoid conflicts */
    z-index: 1; /* Below UI overlay */
    /* Remove any transforms that might affect positioning */
    transform: none;
    /* Ensure canvas is visible */
    visibility: visible;
    opacity: 1;
}

/* UI Overlay */
#ui-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000; /* Above canvas */
}

#ui-overlay > * {
    pointer-events: auto;
}

/* UI hidden class for opacity toggle - applies globally */
.ui-hidden {
    opacity: 0 !important;
    pointer-events: none !important;
}

/* Star Control Panel - Hardware-style panel below nameplate */
.star-control-panel {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 999; /* Just below nameplate */
    pointer-events: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.star-control-panel.visible {
    opacity: 1;
    visibility: visible;
}

.control-panel-inner {
    position: relative;
    background: linear-gradient(180deg, 
        rgba(30, 35, 50, 0.98) 0%,
        rgba(26, 31, 46, 0.98) 100%);
    border: 2px solid var(--color-midnight-600);
    border-top: 1px solid var(--color-midnight-500);
    box-shadow: 
        0 -2px 8px rgba(0, 0, 0, 0.4),
        0 -1px 0 rgba(0, 0, 0, 0.1) inset,
        0 1px 0 rgba(255, 255, 255, 0.05) inset;
    padding: 0.75rem 1rem;
    min-width: 320px; /* Increased to accommodate "RANDOMIZE" text */
    backdrop-filter: blur(4px);
}

/* Hardware-style decorative elements */
.control-panel-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 20%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.05) 80%,
        transparent 100%);
}

.control-panel-inner::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.2);
}

.control-panel-nameplate {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-midnight-600);
    text-align: center;
}

.control-panel-star-name {
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-blue-400);
    text-shadow: 0 0 8px rgba(74, 144, 226, 0.4);
    min-height: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-panel-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
}

.control-panel-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(180deg,
        rgba(40, 45, 60, 0.95) 0%,
        rgba(30, 35, 50, 0.95) 100%);
    border: 1px solid var(--color-midnight-600);
    border-top-color: var(--color-midnight-500);
    border-bottom-color: rgba(0, 0, 0, 0.6);
    color: var(--color-offwhite-200);
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
    flex: 1;
    box-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.control-panel-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.03) 0%,
        transparent 50%,
        rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.control-panel-btn:hover::before {
    opacity: 1;
}

.control-panel-btn:hover {
    background: linear-gradient(180deg,
        rgba(50, 55, 70, 0.95) 0%,
        rgba(40, 45, 60, 0.95) 100%);
    border-color: var(--color-midnight-500);
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    transform: translateY(-1px);
}

.control-panel-btn:active:not(:disabled) {
    transform: translateY(0);
    background: linear-gradient(180deg,
        rgba(30, 35, 50, 0.95) 0%,
        rgba(26, 31, 46, 0.95) 100%);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(0, 0, 0, 0.2);
    border-color: var(--color-midnight-700);
}

.control-panel-btn:disabled,
.control-panel-btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.control-panel-btn:hover:disabled,
.control-panel-btn:hover[disabled] {
    transform: none;
    background: linear-gradient(180deg,
        rgba(40, 45, 60, 0.95) 0%,
        rgba(30, 35, 50, 0.95) 100%);
    border-color: var(--color-midnight-600);
    box-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.control-panel-btn svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

.control-panel-btn span {
    white-space: nowrap;
    flex-shrink: 0;
}

/* Hide text on very narrow buttons */
@media (max-width: 400px) {
    .control-panel-btn span {
        display: none;
    }
    
    .control-panel-btn {
        padding: 0.5rem;
        min-width: 40px;
    }
}

/* Utility */
.hidden {
    display: none !important;
}

/* Tutorial Panel - Pixel Style (kept for backwards compatibility) */
#tutorial {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(26, 31, 46, 0.95); /* Dark midnight with transparency to show starry background */
    backdrop-filter: blur(4px);
    padding: 1.5rem;
    border-radius: 0;
    box-shadow: 6px 6px 0 var(--color-shadow-xl);
    max-width: 400px;
    max-height: 60vh;
    overflow-y: auto;
    text-align: center;
    border: 3px solid var(--color-midnight-600);
    image-rendering: crisp-edges;
    z-index: 1000;
    cursor: grab;
}

#tutorial button {
    cursor: pointer;
}

#tutorial input,
#tutorial select,
#tutorial textarea {
    cursor: text;
}

#tutorial:not(.hidden) {
    animation: menuFadeIn 0.2s ease-out;
}

@keyframes menuFadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

.tutorial-logo {
    text-align: center;
    margin-bottom: 1.5rem;
    cursor: grab;
    user-select: none;
}

.tutorial-logo:active {
    cursor: grabbing;
}

.tutorial-logo .logo-text {
    font-family: 'Orbitron', 'Arial Black', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-offwhite-200);
    display: inline-block;
    text-shadow: 
        0 0 10px rgba(245, 245, 240, 0.8),
        0 0 20px rgba(245, 245, 240, 0.6),
        0 0 30px rgba(245, 245, 240, 0.4),
        0 0 40px rgba(245, 245, 240, 0.2);
}

.tutorial-content h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--color-offwhite-200);
    font-family: 'Courier New', 'Consolas', monospace;
    text-transform: uppercase;
}

.tutorial-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
    color: var(--color-offwhite-200);
    font-size: 0.875rem;
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 500;
}

#controls-hint {
    font-weight: 700;
    color: var(--color-offwhite-200);
}

/* Menu Title Bar (Browser-style) */
.menu-title-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    background: var(--color-midnight-700);
    border-bottom: 2px solid var(--color-blue-500);
    cursor: grab;
    user-select: none;
    position: relative;
    z-index: 10;
    width: 100%;
    box-sizing: border-box;
    min-height: 2.5rem; /* Ensure minimum height for visibility */
}

.menu-title-bar:active {
    cursor: grabbing;
}

.menu-title-container {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.menu-title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-offwhite-200);
    font-family: 'Courier New', 'Consolas', monospace;
    position: relative;
    z-index: 11; /* Ensure text is above title bar background */
}

.star-name-display {
    font-weight: 500;
    text-transform: none;
    color: var(--color-blue-400);
    opacity: 0.9;
    font-size: 0.75rem;
    font-family: 'Courier New', 'Consolas', monospace;
}

.star-name-display:empty {
    display: none;
}

/* Star name wrapper - contains name box and button side by side */
.star-name-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0; /* Allow shrinking */
    overflow: hidden; /* Prevent clipping */
}

/* Star name container - the editable name box (no grey box, just the text) */
.star-name-container {
    display: flex;
    align-items: center;
    flex: 1;
    padding: 0;
    border: none;
    background: transparent;
    border-radius: 0;
    min-height: 36px;
    min-width: 0; /* Allow shrinking */
    overflow: hidden; /* Prevent clipping */
    position: relative; /* Create positioning context */
}

/* Prominent star name display in panel */
.star-name-display-prominent {
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-blue-400);
    font-size: 1.25rem;
    font-family: 'Courier New', 'Consolas', monospace;
    letter-spacing: 1px;
    text-align: left;
    flex: 1;
    padding: 0;
    margin: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    cursor: text;
    outline: none;
    min-width: 0;
    height: 36px;
    line-height: 36px;
    display: flex;
    align-items: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.star-name-display-prominent:empty {
    display: none;
}

.star-name-display-prominent:focus {
    outline: 1px solid var(--color-blue-500);
    outline-offset: 2px;
}

.star-name-display-prominent:hover:not(:focus) {
    opacity: 0.8;
}

/* Save star button styles moved to styles/components/buttons.css */
/* Ensure save buttons in observation panel match vault panel buttons - styles now in buttons.css */

/* Hide specimen dropdown section */
#star-controls-panel .star-selector-section-hidden {
    display: none !important;
}

/* Menu title container styling */
#star-controls-panel:not(.sticky-left):not(.sticky-right) .menu-title-container {
    flex-direction: row;
    align-items: center;
}

#star-controls-panel.sticky-left .menu-title-container,
#star-controls-panel.sticky-right .menu-title-container {
    flex-direction: column;
    align-items: flex-start;
}

/* Menu Close Button (X in title bar) */
.menu-close-btn {
    width: 24px;
    height: 24px;
    padding: 0;
    background: transparent;
    color: var(--color-offwhite-200);
    border: 2px solid transparent;
    border-radius: 0;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
    font-family: 'Courier New', 'Consolas', monospace;
    display: flex;
    align-items: center;
    justify-content: center;
    image-rendering: crisp-edges;
    transition: none;
    flex-shrink: 0;
    position: relative;
    z-index: 11; /* Ensure button is above title bar background */
}

.menu-close-btn:hover {
    background: var(--color-blue-500);
    color: var(--color-midnight-900);
}

.menu-close-btn:active {
    transform: translate(1px, 1px);
}

/* Controls Icons Container */
.controls-icons-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

/* Arrow Keys Display */
.arrow-keys-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.arrow-key-row {
    display: flex;
    gap: 4px;
    justify-content: center;
}

.arrow-key {
    width: 48px;
    height: 48px;
    background: rgba(26, 31, 46, 0.8);
    border: 2px solid var(--color-blue-500);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-offwhite-200);
    box-shadow: 2px 2px 0 var(--color-shadow-xl);
    image-rendering: crisp-edges;
    font-family: 'Courier New', 'Consolas', monospace;
}

.arrow-key:hover {
    background: rgba(42, 47, 62, 0.9);
    border-color: var(--color-blue-400);
}

/* Click Icon Display */
.click-icon-display {
    display: flex;
    align-items: center;
    justify-content: center;
}

.click-icon {
    width: 48px;
    height: 48px;
    background: rgba(26, 31, 46, 0.8);
    border: 2px solid var(--color-blue-500);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 0 var(--color-shadow-xl);
    image-rendering: crisp-edges;
    color: var(--color-offwhite-200);
}

.click-icon:hover {
    background: rgba(42, 47, 62, 0.9);
    border-color: var(--color-blue-400);
}

.click-icon svg {
    width: 20px;
    height: 20px;
}

.click-hint {
    font-weight: 700;
    color: var(--color-offwhite-200);
}

.tutorial-hint {
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--color-gray-500);
    font-style: italic;
}

.tutorial-hint kbd {
    background: rgba(245, 245, 240, 0.2);
    border: 2px solid var(--color-blue-500);
    padding: 2px 6px;
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    font-size: 0.75rem;
    color: var(--color-offwhite-200);
    box-shadow: 1px 1px 0 var(--color-shadow-md);
    margin: 0 2px;
}

/* Thought Bubble - Pixel Art Style (Legacy, kept for compatibility) */
#guide-comment {
    position: absolute;
    background: var(--color-offwhite-200);
    padding: 0.75rem 1rem;
    border-radius: 4px;
    box-shadow: 4px 4px 0 var(--color-shadow-lg);
    max-width: 280px;
    font-size: 0.875rem;
    line-height: 1.4;
    animation: pixelBubbleIn 0.15s steps(3);
    z-index: 100;
    border: 3px solid var(--color-midnight-800);
    font-weight: 500;
    color: var(--color-gray-900);
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

#guide-comment::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-right-color: var(--color-midnight-800);
    bottom: 12px;
    left: -12px;
    top: auto;
    right: auto;
}

#guide-comment::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-right-color: var(--color-offwhite-200);
    bottom: 12px;
    left: -9px;
    top: auto;
    right: auto;
}

/* Guide Message - Stacked Messages System */
.guide-message {
    position: absolute;
    background: rgba(26, 31, 46, 0.95); /* Dark midnight with slight transparency */
    backdrop-filter: blur(4px);
    padding: 0.75rem 1rem;
    border-radius: 4px;
    box-shadow: 4px 4px 0 rgba(10, 10, 15, 0.4), 0 0 12px rgba(74, 144, 226, 0.2); /* Dark shadow + subtle blue glow */
    max-width: 280px;
    font-size: 0.875rem;
    line-height: 1.4;
    z-index: 900; /* Below menus (1002) but above canvas */
    border: 2px solid var(--color-blue-500);
    font-weight: 500;
    color: var(--color-offwhite-200);
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    pointer-events: none;
    will-change: left, top, transform, opacity;
    transition: transform 0.3s ease-out, opacity 0.3s ease-out, left 0.15s linear, top 0.15s linear;
    opacity: 0;
    transform: translateY(10px);
}

.guide-message::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-right-color: var(--color-blue-500);
    bottom: 12px;
    left: -12px;
    top: auto;
    right: auto;
}

.guide-message::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-right-color: rgba(26, 31, 46, 0.95);
    bottom: 12px;
    left: -9px;
    top: auto;
    right: auto;
}

/* Message Animation States */
.guide-message.message-entering {
    animation: messageFadeIn 0.3s ease-out forwards;
}

.guide-message.message-exiting {
    animation: messageFadeOut 0.3s ease-in forwards;
}

/* Message Prompt - Pixel Style */
#message-prompt {
    position: fixed;
    /* Positioned dynamically via JS */
    background: var(--color-offwhite-200);
    padding: 1rem 1.25rem;
    border-radius: 0;
    box-shadow: 6px 6px 0 var(--color-shadow-xl);
    width: 280px;
    animation: pixelDialogIn 0.15s steps(3);
    z-index: 2000;
    border: 3px solid var(--color-midnight-800);
    image-rendering: crisp-edges;
}

.prompt-content h3 {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-gray-900);
    font-family: 'Courier New', 'Consolas', monospace;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.prompt-content input {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 2px solid var(--color-midnight-800);
    border-radius: 0;
    font-size: 0.875rem;
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    outline: none;
    transition: none;
    margin-bottom: 0.75rem;
    background: var(--color-offwhite-300);
}

.prompt-content input:focus {
    background: var(--color-offwhite-50);
    box-shadow: inset 2px 2px 0 var(--color-shadow-md);
}

.prompt-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.prompt-actions button {
    padding: 0.5rem 1rem;
    border: 2px solid var(--color-black);
    border-radius: 0;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    transition: none;
    font-family: 'Courier New', 'Consolas', monospace;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

#message-send-btn {
    background: var(--color-black);
    color: var(--color-white);
}

#message-send-btn:hover {
    background: var(--color-gray-500);
    box-shadow: 2px 2px 0 var(--color-shadow-2xl);
}

#message-send-btn:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

#message-cancel-btn {
    background: var(--color-gray-300);
    color: var(--color-black);
}

#message-cancel-btn:hover {
    background: var(--color-gray-400);
}

#message-cancel-btn:active {
    transform: translate(1px, 1px);
}

/* Animations */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

@keyframes pixelBubbleIn {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    33% {
        opacity: 0.5;
        transform: scale(0.8);
    }
    66% {
        opacity: 0.8;
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Message Stacking Animations */
@keyframes messageFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes messageFadeOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
    }
}

@keyframes messageSlideUp {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(calc(-1 * (100px + 10px)));
    }
}

@keyframes dialogIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

@keyframes pixelDialogIn {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    #tutorial {
        width: calc(100% - 2rem);
        padding: 2rem;
        margin: 1rem;
    }

    .tutorial-content h2 {
        font-size: 1.5rem;
    }

    #guide-comment,
    .guide-message {
        display: none !important;
    }

    #message-prompt {
        width: calc(100% - 2rem);
    }

    #logo .logo-text {
        font-size: 0.75rem; /* 50% of 1.5rem */
    }

    #zoom-slider {
        background: rgba(200, 200, 200, 0.9); /* Light gray background for visibility */
    }

    /* Top buttons row on mobile - flexbox container that wraps */
    #ui-overlay {
        display: flex !important;
        flex-wrap: wrap !important;
        align-content: flex-start !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        pointer-events: none !important;
        z-index: 1000 !important;
        padding: 0.5rem !important;
        gap: 0.5rem !important;
    }
    
    #ui-overlay > * {
        pointer-events: auto !important;
    }
    
    /* Buttons flow in flex row and wrap when needed */
    #visibility-toggle-btn,
    #sfx-toggle-btn,
    #fullscreen-toggle-btn,
    #settings-toggle-btn,
    #star-controls-toggle-btn,
    #activate-all-stars-ui-btn,
    /* Bottom panel adapts to mobile */
    .bottom-control-panel {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.5rem;
        max-width: calc(100vw - 2rem);
    }
    
    .bottom-control-panel .bottom-panel-btn {
        min-width: auto;
        flex: 1 1 auto;
        font-size: 0.7rem;
        padding: 0.5rem 0.6rem;
    }
    
    .bottom-control-panel .bottom-panel-toggle {
        flex: 0 0 auto;
    }
    
    /* Ensure panels maintain their fixed positioning */
    #settings-panel,
    #star-controls-panel {
        position: fixed !important;
        flex: none !important;
        align-self: auto !important;
    }
    
    /* Ensure Star Controls button shows text */
    #star-controls-toggle-btn span,
    #vault-panel-toggle-btn span {
        display: inline !important;
    }
    
    /* Only abbreviate on very small screens (< 360px) */
    @media (max-width: 360px) {
        
        #activate-all-stars-ui-btn {
            font-size: 0 !important;
        }
        #activate-all-stars-ui-btn::before {
            content: "⭐ ALL";
            font-size: 0.7rem;
            display: inline-block;
        }
    }

    /* Move zoom slider above bottom panel on mobile */
    #zoom-control {
        position: fixed !important;
        bottom: calc(1rem + 4rem) !important; /* Above bottom panel (panel height ~4rem) */
        left: 1rem !important;
        right: auto !important;
        width: auto;
        max-width: 200px;
    }
    
    /* Brightness control above zoom on mobile */
    #brightness-control {
        position: fixed !important;
        bottom: calc(1rem + 4rem + 4rem) !important; /* Above zoom control */
        left: 1rem !important;
        right: auto !important;
        width: auto;
        max-width: 200px;
    }
    
    /* On desktop, position brightness control next to zoom */
    @media (min-width: 769px) {
        #brightness-control {
            bottom: 1rem !important;
            right: calc(1rem + 200px) !important; /* Next to zoom control */
            left: auto !important;
        }
    }
}

/* Touch device joystick */
#virtual-joystick {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    width: 120px;
    height: 120px;
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

#virtual-joystick:active {
    opacity: 0.8;
}

#joystick-base {
    width: 100%;
    height: 100%;
    background: var(--color-shadow-sm);
    border-radius: 50%;
    position: relative;
    border: 2px solid var(--color-shadow-md);
}

#joystick-stick {
    width: 50%;
    height: 50%;
    background: var(--color-midnight-800);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s;
}

/* Selection Styling */
::selection {
    background: rgba(74, 144, 226, 0.4); /* Blue-500 with transparency */
    color: var(--color-offwhite-50);
    text-shadow: 0 0 2px rgba(74, 144, 226, 0.6);
}

/* Star controls panel selection - stylish blue highlight */
#star-controls-panel ::selection {
    background: rgba(74, 144, 226, 0.4);
    color: var(--color-offwhite-50);
    text-shadow: 0 0 2px rgba(74, 144, 226, 0.6);
}

/* Left Side Settings Panel */
#settings-panel {
    position: fixed;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-midnight-800); /* Solid dark midnight background */
    padding: 1rem;
    padding-top: calc(2.5rem + 1rem + 0.5rem); /* Title bar height + padding + gap */
    border: 3px solid var(--color-midnight-600);
    box-shadow: 4px 4px 0 var(--color-shadow-xl);
    z-index: 1002; /* Above toggle buttons (1001) */
    min-width: 200px;
    max-width: 250px;
    max-height: 80vh;
    image-rendering: crisp-edges;
    font-family: 'Courier New', 'Consolas', monospace;
    cursor: grab;
    border-radius: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}

#settings-panel .menu-title-bar {
    position: absolute;
    top: -3px; /* Extend above to cover border */
    left: -3px; /* Extend left to cover border */
    right: -3px; /* Extend right to cover border */
    width: calc(100% + 6px); /* Full width including borders */
    height: 2.5rem; /* Fixed height */
    margin: 0;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    z-index: 1001; /* Above content */
    box-sizing: border-box;
    pointer-events: auto;
}

/* Settings panel content should start below title bar */
#settings-panel > .settings-section:first-of-type {
    margin-top: 0; /* No extra margin, padding-top on panel handles spacing */
}

/* Remove overflow from individual sections - they're now part of panel scroll */
#settings-panel .settings-section {
    overflow: visible;
    padding-right: 0;
}

/* Ensure last section has bottom padding for scroll spacing */
#settings-panel .settings-section:last-of-type {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
}

#star-controls-panel .menu-title-bar {
    position: absolute;
    top: -3px; /* Extend above to cover border */
    left: -3px; /* Extend left to cover border */
    right: -3px; /* Extend right to cover border */
    width: calc(100% + 6px); /* Full width including borders */
    height: 2.5rem; /* Fixed height */
    margin: 0;
    border-top-left-radius: 8px; /* Match panel border-radius */
    border-top-right-radius: 8px;
    overflow: hidden; /* Ensure border-radius is respected */
    z-index: 1001; /* Above content but scrollbar should be visible */
    box-sizing: border-box;
    pointer-events: auto; /* Allow interaction with title bar */
}

#settings-panel button,
#settings-panel input,
#settings-panel select,
#settings-panel label {
    cursor: default;
}

#settings-panel.hidden {
    display: none;
}

#settings-panel:not(.hidden) {
    animation: settingsPanelFadeIn 0.2s ease-out;
}

@keyframes settingsPanelFadeIn {
    from {
        opacity: 0;
        transform: translateY(-50%) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
}

/* Star Controls Panel */
#star-controls-panel {
    position: fixed;
    background: var(--color-midnight-800); /* Solid dark midnight background */
    border: 3px solid var(--color-midnight-600);
    border-radius: 8px;
    padding: 0;
    min-width: 280px;
    max-width: 640px;
    max-height: 75vh;
    z-index: 1002; /* Above toggle buttons (1001) */
    box-shadow: 4px 4px 0 var(--color-shadow-xl);
    font-family: 'Courier New', 'Consolas', monospace;
    cursor: grab;
    user-select: none;
    resize: none; /* Prevent default browser resize */
    display: flex;
    flex-direction: column;
    overflow: visible; /* Allow title bar and resize handle to extend beyond */
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Resize Handle Section - separate bottom section like title bar */
#star-controls-panel .resize-handle {
    position: absolute;
    z-index: 1002; /* Above scrollbar and content */
    background: transparent; /* Transparent background */
    box-sizing: border-box;
}

/* Corner resize handle (bottom-right) */
#star-controls-panel .resize-handle-corner {
    bottom: -3px; /* Extend below to cover border */
    right: -3px; /* Extend right to cover border */
    width: 24px;
    height: 24px;
    cursor: nwse-resize;
    border-bottom-right-radius: 8px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 4px;
}

/* Top-left corner resize handle */
#star-controls-panel .resize-handle-corner-top-left {
    top: -3px;
    left: -3px;
    bottom: auto;
    right: auto;
    width: 24px;
    height: 24px;
    cursor: nwse-resize;
    border-bottom-right-radius: 0;
    border-top-left-radius: 8px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 4px;
}

/* Bottom-left corner resize handle */
#star-controls-panel .resize-handle-corner-bottom-left {
    bottom: -3px;
    left: -3px;
    top: auto;
    right: auto;
    width: 24px;
    height: 24px;
    cursor: nesw-resize;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 8px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 4px;
}

/* Top-right corner resize handle - hidden (user requested to leave out) */
#star-controls-panel .resize-handle-corner-top-right {
    opacity: 0;
    pointer-events: none;
}

/* Top edge resize handle */
#star-controls-panel .resize-handle-top {
    top: -3px;
    left: 24px; /* Leave space for top-left corner handle */
    right: 24px; /* Leave space for top-right corner handle (even though hidden) */
    height: 8px;
    cursor: ns-resize;
}

/* Right edge resize handle */
#star-controls-panel .resize-handle-right {
    top: 24px; /* Leave space for top-right corner handle (even though hidden) */
    right: -3px;
    bottom: 24px; /* Leave space for bottom-right corner handle */
    width: 8px;
    cursor: ew-resize;
}

/* Bottom edge resize handle */
#star-controls-panel .resize-handle-bottom {
    bottom: -3px;
    left: 24px; /* Leave space for bottom-left corner handle */
    right: 24px; /* Leave space for bottom-right corner handle */
    height: 8px;
    cursor: ns-resize;
}

/* Left edge resize handle */
#star-controls-panel .resize-handle-left {
    top: 24px; /* Leave space for top-left corner handle */
    left: -3px;
    bottom: 24px; /* Leave space for bottom-left corner handle */
    width: 8px;
    cursor: ew-resize;
}

/* Ensure resize handles don't block scrollbar when not actively resizing */
#star-controls-panel .resize-handle-left:not(:active) {
    pointer-events: auto; /* Allow interaction, but scrollbar has higher z-index in scroll area */
}


/* Resize icon SVG styling (corner handle only) */
#star-controls-panel .resize-handle-corner svg {
    width: 16px;
    height: 16px;
    color: var(--color-midnight-600);
    opacity: 0.6;
    display: block;
    flex-shrink: 0;
}

#star-controls-panel .resize-handle-corner:hover svg {
    color: var(--color-blue-500);
    opacity: 1;
}

#star-controls-panel .resize-handle-corner:active svg {
    color: var(--color-blue-400);
    opacity: 1;
}

/* Edge handle hover effects */
#star-controls-panel .resize-handle-top:hover,
#star-controls-panel .resize-handle-right:hover,
#star-controls-panel .resize-handle-bottom:hover,
#star-controls-panel .resize-handle-left:hover {
    background: rgba(74, 144, 226, 0.1);
}

/* Corner handle hover effects */
#star-controls-panel .resize-handle-corner-top-left:hover,
#star-controls-panel .resize-handle-corner-bottom-left:hover {
    background: rgba(74, 144, 226, 0.1);
}

/* Remove inputs from general rule */
#star-controls-panel button,
#star-controls-panel select,
#star-controls-panel label {
    cursor: default;
}

/* Explicit slider styles with high specificity */
#star-controls-panel .settings-option input[type="range"],
#star-controls-panel input[type="range"] {
    cursor: pointer !important;
    pointer-events: auto !important;
    z-index: 100 !important;
    position: relative;
}

#star-controls-panel .settings-option input[type="range"]::-webkit-slider-thumb,
#star-controls-panel input[type="range"]::-webkit-slider-thumb {
    cursor: grab !important;
    pointer-events: auto !important;
    -webkit-appearance: none !important;
}

#star-controls-panel .settings-option input[type="range"]::-webkit-slider-thumb:active,
#star-controls-panel input[type="range"]::-webkit-slider-thumb:active {
    cursor: grabbing !important;
}

#star-controls-panel .settings-option input[type="range"]::-moz-range-thumb,
#star-controls-panel input[type="range"]::-moz-range-thumb {
    cursor: grab !important;
    pointer-events: auto !important;
}

#star-controls-panel .settings-option input[type="range"]::-moz-range-thumb:active,
#star-controls-panel input[type="range"]::-moz-range-thumb:active {
    cursor: grabbing !important;
}

/* Scrollable content area - starts below title bar, ends above resize handle */
#star-controls-panel > .star-controls-grid {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1.5rem;
    padding-right: calc(1.5rem + 12px);
    margin-top: calc(2.5rem - 3px); /* Start below title bar (2.5rem height - 3px border) */
    margin-bottom: 24px; /* Space for resize handle section (24px height) */
    min-height: 0; /* Allow flex shrinking */
    position: relative; /* Create stacking context for scrollbar */
    z-index: 10; /* Above panel background, below title bar and resize handle */
    /* Text selection disabled globally - only inputs allow selection */
}

/* 2-column layout for star controls panel */
#star-controls-panel .star-controls-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    min-width: 0; /* Allow grid to shrink */
}

/* Full width sections (like star selection) */
#star-controls-panel .star-controls-full-width {
    grid-column: 1 / -1;
}

/* Responsive: single column on smaller screens */
@media (max-width: 700px) {
    #star-controls-panel {
        min-width: 280px;
        max-width: 320px;
    }

    #star-controls-panel .star-controls-grid {
        grid-template-columns: 1fr;
    }

    #star-controls-panel .star-controls-full-width {
        grid-column: 1;
    }
}

/* Reduce star name font size on very narrow panels to prevent clipping */
@media (max-width: 300px) {
    #star-controls-panel .star-name-display-prominent {
        font-size: 0.9rem; /* Further reduced for very narrow menus */
        letter-spacing: 0.25px;
    }
}

/* Collapsed single-column mode */
#star-controls-panel.collapsed > .star-controls-grid {
    padding: 1rem; /* Reduce padding in collapsed mode */
    padding-right: calc(1rem + 12px); /* Account for scrollbar */
}

/* Collapsed + sticky-left: adjust padding for left scrollbar */
#star-controls-panel.collapsed.sticky-left > .star-controls-grid {
    padding-left: calc(1rem + 12px); /* Account for scrollbar on left */
    padding-right: 1rem; /* Normal padding on right */
}


#star-controls-panel.collapsed .star-controls-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem;
}

#star-controls-panel.collapsed {
    min-width: 240px;
    max-width: 320px;
}

/* Reduce gaps and margins in collapsed mode */
#star-controls-panel.collapsed .settings-section {
    margin-bottom: 1rem; /* Slightly reduce margin */
}

#star-controls-panel.collapsed .settings-option {
    margin-bottom: 1rem; /* Reduce spacing between options */
}

/* Ensure inputs and selects fit in collapsed mode */
#star-controls-panel.collapsed input[type="text"],
#star-controls-panel.collapsed input[type="range"],
#star-controls-panel.collapsed select {
    max-width: 100%;
    min-width: 0;
}

/* Reduce font sizes slightly in collapsed mode if needed */
#star-controls-panel.collapsed .slider-range-info {
    font-size: 0.65rem; /* Slightly smaller */
    gap: 0.25rem; /* Tighter gap */
}

#star-controls-panel.collapsed .slider-current {
    font-size: 0.8rem; /* Slightly smaller */
}

#star-controls-panel.collapsed .slider-label {
    font-size: 0.7rem; /* Slightly smaller */
}

/* Reduce star name font size when panel is narrow to prevent clipping */
#star-controls-panel.collapsed .star-name-display-prominent {
    font-size: 1rem; /* Reduced from 1.25rem */
    letter-spacing: 0.5px; /* Slightly tighter */
    line-height: 1.2; /* Use relative line-height to prevent vertical clipping */
    height: auto; /* Allow height to adjust */
    min-height: 36px; /* Maintain minimum height */
}

/* Sticky panel states */
#star-controls-panel.sticky-left {
    position: fixed !important;
    left: 0 !important;
    right: auto !important;
    top: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    margin: 0 !important;
    transform: none !important;
    /* Width is adjustable via resize handle */
    min-width: 280px;
    max-width: 800px;
}

/* Move scrollbar to left when sticky-left */
#star-controls-panel.sticky-left > .star-controls-grid {
    direction: rtl; /* Flips scrollbar to left side */
    padding-left: calc(1.5rem + 12px); /* Account for scrollbar on left */
    padding-right: 1.5rem; /* Normal padding on right */
}

/* Reset text direction for content when sticky-left */
#star-controls-panel.sticky-left .star-controls-grid {
    direction: ltr; /* Keep text normal direction */
}

#star-controls-panel.sticky-right {
    position: fixed !important;
    right: 0 !important;
    left: auto !important;
    top: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    margin: 0 !important;
    transform: none !important;
    /* Width is adjustable via resize handle */
    min-width: 280px;
    max-width: 800px;
}

/* Snap glow effect when dragging near edges */
#star-controls-panel.snap-left {
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.6), -4px 0 0 var(--color-blue-500), 6px 6px 0 var(--color-shadow-xl);
    transition: box-shadow 0.1s ease;
}

#star-controls-panel.snap-right {
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.6), 4px 0 0 var(--color-blue-500), 6px 6px 0 var(--color-shadow-xl);
    transition: box-shadow 0.1s ease;
}


/* Mobile: star controls panel takes up bottom half of screen */
@media (max-width: 768px) {
    #star-controls-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        width: 100vw;
        max-width: 100vw;
        min-width: unset;
        height: 50vh;
        max-height: 50vh;
        border-radius: 8px 8px 0 0;
        transform: none;
        margin: 0;
    }
    
    /* Content area - remove resize handle margin on mobile */
    #star-controls-panel > .star-controls-grid {
        margin-top: calc(2.5rem - 3px) !important; /* Start below title bar */
        margin-bottom: 0 !important; /* No resize handle on mobile */
        padding: 0.75rem !important; /* Reduced from 1.5rem */
        padding-right: 0.75rem !important; /* No scrollbar padding needed on mobile */
    }
    
    /* Slightly more compact title bar on mobile */
    #star-controls-panel .menu-title-bar {
        padding: 0.4rem 0.6rem !important; /* Slightly reduced */
    }
    
    #star-controls-panel .menu-title {
        font-size: 0.8rem !important; /* Slightly smaller */
    }
    
    /* Adjust scrollbar margins for mobile (no resize handle) */
    #star-controls-panel > .star-controls-grid::-webkit-scrollbar-track {
        margin-bottom: 4px !important; /* Reduced from calc(24px + 4px) */
    }
    
    #star-controls-panel .star-controls-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem !important; /* Reduced from 1rem */
    }
    
    /* Reduce section spacing */
    #star-controls-panel .settings-section {
        margin-bottom: 0.75rem !important; /* Reduced from 1.25rem */
    }
    
    /* Reduce option spacing */
    #star-controls-panel .settings-option {
        margin-bottom: 0.75rem !important; /* Reduced from 1.5rem */
    }
    
    /* Smaller section titles */
    #star-controls-panel .settings-section-title {
        font-size: 0.85rem !important; /* Reduced from 1rem */
        margin-bottom: 0.4rem !important; /* Reduced from 0.5rem */
    }
    
    /* Smaller slider labels */
    #star-controls-panel .slider-label {
        font-size: 0.7rem !important; /* Reduced from 0.75rem */
        margin-bottom: 0.4rem !important; /* Reduced from 0.5rem */
    }
    
    /* Smaller slider range info */
    #star-controls-panel .slider-range-info {
        font-size: 0.65rem !important; /* Reduced from default */
        margin-bottom: 0.2rem !important; /* Reduced from 0.25rem */
        gap: 0.3rem !important; /* Reduced from 0.5rem */
    }
    
    /* Smaller slider current value */
    #star-controls-panel .slider-current {
        font-size: 0.75rem !important; /* Slightly smaller */
    }
    
    /* Larger slider thumb for touch - uses component variables */
    #star-controls-panel .settings-option input[type="range"]::-webkit-slider-thumb {
        width: 36px !important; /* Increased for touch */
        height: 24px !important; /* Increased for touch */
        /* Other styles come from components/sliders.css */
    }
    
    #star-controls-panel .settings-option input[type="range"]::-moz-range-thumb {
        width: 36px !important; /* Increased for touch */
        height: 24px !important; /* Increased for touch */
        /* Other styles come from components/sliders.css */
    }
    
    /* Taller slider track for easier touch */
    #star-controls-panel .settings-option input[type="range"] {
        height: 8px !important; /* Increased from 6px */
    }
    
    /* Larger select dropdown for touch */
    #star-controls-panel select {
        padding: 0.6rem !important; /* Increased from 0.5rem */
        font-size: 0.8rem !important;
        min-height: 2.5rem !important; /* Ensure touch-friendly height */
    }
    
    /* Larger buttons for touch */
    #star-controls-panel button:not(.save-preset-btn):not(.btn-retro-dark) {
        padding: 0.6rem 0.8rem !important;
        min-height: 2.5rem !important; /* Ensure touch-friendly height */
        font-size: 0.75rem !important;
    }
    
    /* Action buttons container spacing */
    #star-controls-panel .action-buttons-container {
        gap: 0.5rem !important;
        flex-wrap: nowrap !important; /* Ensure buttons stay horizontal */
    }
}

#star-controls-panel.hidden {
    display: none;
}

#star-controls-panel:not(.hidden) {
    animation: settingsPanelFadeIn 0.2s ease-out;
}

/* Custom Scrollbar for Star Controls Panel - only on scrollable content */
#star-controls-panel > .star-controls-grid::-webkit-scrollbar {
    width: 18px;
    position: relative;
    z-index: 100; /* Ensure scrollbar is visible above content */
    pointer-events: auto; /* Ensure scrollbar is interactive */
}

#star-controls-panel > .star-controls-grid::-webkit-scrollbar-track {
    background: var(--color-midnight-800);
    border-radius: 9px;
    margin: 0;
    margin-top: 4px; /* Small top margin to ensure it starts below title bar */
    margin-bottom: calc(24px + 4px); /* Clear resize handle (24px height + 4px gap) */
    margin-right: 4px; /* Right margin to avoid edge */
    pointer-events: auto; /* Ensure track is clickable */
}

/* Adjust scrollbar track margin for sticky-left (scrollbar on left) */
#star-controls-panel.sticky-left > .star-controls-grid::-webkit-scrollbar-track {
    margin-right: 0;
    margin-left: 4px; /* Left margin to avoid edge */
}


#star-controls-panel > .star-controls-grid::-webkit-scrollbar-thumb {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(0, 0, 0, 0.1) 100%),
        linear-gradient(90deg, var(--color-midnight-600) 0%, rgba(58, 63, 78, 0.8) 50%, var(--color-midnight-600) 100%);
    border-radius: 9px;
    border: 2px solid var(--color-midnight-800);
    min-height: 50px;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
    pointer-events: auto; /* Ensure scrollbar thumb is draggable */
    cursor: grab; /* Show grab cursor */
}

#star-controls-panel > .star-controls-grid::-webkit-scrollbar-thumb:active {
    cursor: grabbing; /* Show grabbing cursor when dragging */
}

#star-controls-panel > .star-controls-grid::-webkit-scrollbar-thumb::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 16px;
    background-image: repeating-linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.3) 0,
        rgba(255, 255, 255, 0.3) 2px,
        transparent 2px,
        transparent 5px
    );
    pointer-events: none;
}

#star-controls-panel > .star-controls-grid::-webkit-scrollbar-thumb:hover {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%, rgba(0, 0, 0, 0.15) 100%),
        linear-gradient(90deg, var(--color-blue-500) 0%, rgba(74, 144, 226, 0.7) 50%, var(--color-blue-500) 100%);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

/* Firefox scrollbar */
#star-controls-panel > .star-controls-grid {
    scrollbar-width: auto;
    scrollbar-color: var(--color-midnight-600) var(--color-midnight-800);
}

/* Vault Panel - duplicate all star-controls-panel styles */
#vault-panel {
    position: fixed;
    background: var(--color-midnight-800);
    border: 3px solid var(--color-midnight-600);
    border-radius: 8px;
    padding: 0;
    min-width: 280px;
    max-width: 640px;
    max-height: 75vh;
    z-index: 1002;
    box-shadow: 4px 4px 0 var(--color-shadow-xl);
    font-family: 'Courier New', 'Consolas', monospace;
    cursor: grab;
    user-select: none;
    resize: none;
    display: flex;
    flex-direction: column;
    overflow: visible;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#vault-panel .menu-title-bar {
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    width: calc(100% + 6px);
    height: 2.5rem;
    margin: 0;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    overflow: hidden;
    z-index: 1001;
    box-sizing: border-box;
    pointer-events: auto;
}

#vault-panel .resize-handle {
    position: absolute;
    z-index: 1002;
    background: transparent;
    box-sizing: border-box;
}

#vault-panel .resize-handle-corner {
    bottom: -3px;
    right: -3px;
    width: 24px;
    height: 24px;
    cursor: nwse-resize;
    border-bottom-right-radius: 8px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 4px;
}

#vault-panel .resize-handle-corner-top-left {
    top: -3px;
    left: -3px;
    bottom: auto;
    right: auto;
    cursor: nwse-resize;
    border-bottom-right-radius: 0;
    border-top-left-radius: 8px;
    opacity: 0;
}

#vault-panel .resize-handle-corner-top-right {
    top: -3px;
    right: -3px;
    bottom: auto;
    left: auto;
    cursor: nesw-resize;
    border-bottom-right-radius: 0;
    border-top-right-radius: 8px;
    opacity: 0;
}

#vault-panel .resize-handle-corner-bottom-left {
    bottom: -3px;
    left: -3px;
    top: auto;
    right: auto;
    cursor: nesw-resize;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 8px;
    opacity: 0;
}

#vault-panel .resize-handle-top {
    top: -3px;
    left: 0;
    right: 24px;
    height: 8px;
    cursor: ns-resize;
}

#vault-panel .resize-handle-right {
    top: 0;
    right: -3px;
    bottom: 24px;
    width: 8px;
    cursor: ew-resize;
}

#vault-panel .resize-handle-bottom {
    bottom: -3px;
    left: 0;
    right: 24px;
    height: 8px;
    cursor: ns-resize;
}

#vault-panel .resize-handle-left {
    top: 0;
    left: -3px;
    bottom: 0;
    width: 8px;
    cursor: ew-resize;
}

#vault-panel .resize-handle-corner svg {
    width: 16px;
    height: 16px;
    color: var(--color-midnight-400);
    opacity: 0.6;
    transition: opacity 0.1s ease;
}

#vault-panel .resize-handle-corner:hover svg {
    opacity: 1;
}

#vault-panel .resize-handle-corner:active svg {
    opacity: 0.8;
}

#vault-panel > .star-controls-grid {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1.5rem;
    padding-right: calc(1.5rem + 12px);
    margin-top: calc(2.5rem - 3px);
    margin-bottom: 24px;
    min-height: 0;
    position: relative;
    z-index: 10;
    /* Text selection disabled globally - only inputs allow selection */
}

#vault-panel .star-controls-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    min-width: 0;
}

#vault-panel .star-controls-full-width {
    grid-column: 1 / -1;
}

#vault-panel.sticky-left {
    position: fixed !important;
    left: 0 !important;
    right: auto !important;
    top: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    margin: 0 !important;
    transform: none !important;
    min-width: 280px;
    max-width: 800px;
}

#vault-panel.sticky-left > .star-controls-grid {
    direction: rtl;
    padding-left: calc(1.5rem + 12px);
    padding-right: 1.5rem;
}

#vault-panel.sticky-left .star-controls-grid {
    direction: ltr;
}

#vault-panel.sticky-right {
    position: fixed !important;
    right: 0 !important;
    left: auto !important;
    top: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    margin: 0 !important;
    transform: none !important;
    min-width: 280px;
    max-width: 800px;
}

#vault-panel.collapsed {
    min-width: 240px;
    max-width: 320px;
}

#vault-panel.collapsed > .star-controls-grid {
    padding: 1rem;
    padding-right: calc(1rem + 12px);
}

#vault-panel.collapsed.sticky-left > .star-controls-grid {
    padding-left: calc(1rem + 12px);
    padding-right: 1rem;
}

#vault-panel.collapsed .star-controls-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem;
}

#vault-panel.hidden {
    display: none !important;
}

/* Ensure hidden takes precedence over sticky classes */
#vault-panel.hidden.sticky-left,
#vault-panel.hidden.sticky-right {
    display: none !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
}

/* Vault panel positioning is handled manually in JS, no animation needed */
/* #vault-panel:not(.hidden) {
    animation: settingsPanelFadeIn 0.2s ease-out;
} */

#vault-panel > .star-controls-grid::-webkit-scrollbar {
    width: 18px;
    position: relative;
    z-index: 100;
    pointer-events: auto;
}

#vault-panel > .star-controls-grid::-webkit-scrollbar-track {
    background: var(--color-midnight-800);
    border-radius: 9px;
    margin: 0;
    margin-top: 4px;
    margin-bottom: calc(24px + 4px);
    margin-right: 4px;
    pointer-events: auto;
}

#vault-panel.sticky-left > .star-controls-grid::-webkit-scrollbar-track {
    margin-right: 0;
    margin-left: 4px;
}

#vault-panel > .star-controls-grid::-webkit-scrollbar-thumb {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(0, 0, 0, 0.1) 100%),
        linear-gradient(90deg, var(--color-blue-500) 0%, rgba(74, 144, 226, 0.7) 50%, var(--color-blue-500) 100%);
    border-radius: 9px;
    border: 2px solid var(--color-midnight-800);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

#vault-panel > .star-controls-grid::-webkit-scrollbar-thumb:hover {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%, rgba(0, 0, 0, 0.15) 100%),
        linear-gradient(90deg, var(--color-blue-500) 0%, rgba(74, 144, 226, 0.7) 50%, var(--color-blue-500) 100%);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

#vault-panel > .star-controls-grid {
    scrollbar-width: auto;
    scrollbar-color: var(--color-midnight-600) var(--color-midnight-800);
}

/* Custom Scrollbar for Settings Panel - matching star controls style */
#settings-panel::-webkit-scrollbar {
    width: 18px;
    position: relative;
    z-index: 100;
    pointer-events: auto;
}

#settings-panel::-webkit-scrollbar-track {
    background: var(--color-midnight-800);
    border-radius: 9px;
    margin: 0;
    margin-top: calc(2.5rem + 4px); /* Start below title bar */
    margin-bottom: 4px;
    margin-right: 4px;
    pointer-events: auto;
}

#settings-panel::-webkit-scrollbar-thumb {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(0, 0, 0, 0.1) 100%),
        linear-gradient(90deg, var(--color-midnight-600) 0%, rgba(58, 63, 78, 0.8) 50%, var(--color-midnight-600) 100%);
    border-radius: 9px;
    border: 2px solid var(--color-midnight-800);
    min-height: 50px;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
    cursor: grab;
}

#settings-panel::-webkit-scrollbar-thumb:active {
    cursor: grabbing;
}

#settings-panel::-webkit-scrollbar-thumb::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 16px;
    background-image: repeating-linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.3) 0,
        rgba(255, 255, 255, 0.3) 2px,
        transparent 2px,
        transparent 5px
    );
    pointer-events: none;
}

#settings-panel::-webkit-scrollbar-thumb:hover {
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%, rgba(0, 0, 0, 0.15) 100%),
        linear-gradient(90deg, var(--color-blue-500) 0%, rgba(74, 144, 226, 0.7) 50%, var(--color-blue-500) 100%);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

/* Firefox scrollbar for settings panel */
#settings-panel {
    scrollbar-width: auto;
    scrollbar-color: var(--color-midnight-600) var(--color-midnight-800);
}

input[type="color"] {
    width: 100%;
    height: 48px;
    border: 2px solid var(--color-midnight-600);
    border-radius: 6px;
    cursor: pointer;
    background: 
        linear-gradient(135deg, var(--color-midnight-700) 0%, var(--color-midnight-600) 100%);
    padding: 3px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(74, 144, 226, 0.2);
    overflow: hidden;
}

input[type="color"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

input[type="color"]:hover {
    border-color: var(--color-blue-500);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(74, 144, 226, 0.4),
        0 0 12px rgba(74, 144, 226, 0.3);
    transform: translateY(-1px);
}

input[type="color"]:active {
    transform: translateY(0);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.5),
        inset 0 -1px 2px rgba(255, 255, 255, 0.1),
        0 1px 2px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(74, 144, 226, 0.3);
}

input[type="color"]:focus {
    outline: none;
    border-color: var(--color-blue-500);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 0 0 2px rgba(74, 144, 226, 0.5),
        0 0 16px rgba(74, 144, 226, 0.4);
}

/* WebKit color swatch styling */
input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
    border: none;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    z-index: 2;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
    box-shadow: 
        inset 0 1px 2px rgba(255, 255, 255, 0.2),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

/* Firefox color swatch styling */
input[type="color"]::-moz-color-swatch {
    border: none;
    border-radius: 4px;
    box-shadow: 
        inset 0 1px 2px rgba(255, 255, 255, 0.2),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

/* Gradient Color Picker */
.gradient-picker-container {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin-top: 0.5rem;
}

.gradient-preview {
    width: 100%;
    height: 32px;
    background: linear-gradient(to right, var(--gradient-base, #FF8C00), var(--gradient-tip, #FF0000));
    border: 2px solid var(--color-midnight-600);
    border-radius: 6px;
    margin-bottom: 0.75rem;
    pointer-events: none;
}

.gradient-color-selectors {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
}

.gradient-color-selector {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
}

.gradient-color-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-offwhite-300);
    font-family: 'Courier New', 'Consolas', monospace;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gradient-opacity-control {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.gradient-opacity-label {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--color-offwhite-400);
    font-family: 'Courier New', 'Consolas', monospace;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gradient-opacity-slider {
    width: 100%;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-midnight-600);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

/* Gradient opacity slider handle styles moved to components/sliders.css */

.gradient-opacity-value {
    font-size: 0.7rem;
    color: var(--color-offwhite-300);
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 600;
    text-align: center;
}

.gradient-color-input {
    width: 100%;
    height: 48px;
    border: 2px solid var(--color-midnight-600);
    border-radius: 6px;
    cursor: pointer;
    background: 
        linear-gradient(135deg, var(--color-midnight-700) 0%, var(--color-midnight-600) 100%);
    padding: 3px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(74, 144, 226, 0.2);
    overflow: hidden;
}

.gradient-color-input:hover {
    border-color: var(--color-blue-500);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(74, 144, 226, 0.4),
        0 0 12px rgba(74, 144, 226, 0.3);
    transform: translateY(-1px);
}

.gradient-color-input:active {
    transform: translateY(0);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.5),
        inset 0 -1px 2px rgba(255, 255, 255, 0.1),
        0 1px 2px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(74, 144, 226, 0.3);
}

.gradient-color-input:focus {
    outline: none;
    border-color: var(--color-blue-500);
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.4),
        inset 0 -1px 2px rgba(255, 255, 255, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 0 0 2px rgba(74, 144, 226, 0.5),
        0 0 16px rgba(74, 144, 226, 0.4);
}

.gradient-color-input::-webkit-color-swatch-wrapper {
    padding: 0;
    border: none;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.gradient-color-input::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
    box-shadow: 
        inset 0 1px 2px rgba(255, 255, 255, 0.2),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

.gradient-color-input::-moz-color-swatch {
    border: none;
    border-radius: 4px;
    box-shadow: 
        inset 0 1px 2px rgba(255, 255, 255, 0.2),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 0.25rem;
}

#star-selector {
    width: 100%;
    padding: 0.5rem;
    background: var(--color-midnight-700);
    color: var(--color-offwhite-200);
    border: 2px solid var(--color-midnight-600);
    font-family: 'Courier New', 'Consolas', monospace;
    border-radius: 4px;
    cursor: pointer;
}

#star-selector:hover {
    border-color: var(--color-blue-500);
}

#star-selector:focus {
    outline: none;
    border-color: var(--color-blue-500);
    box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.3);
}

/* Legacy settings-header - kept for backwards compatibility if needed */
.settings-header {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    color: var(--color-offwhite-200);
    border-bottom: 2px solid var(--color-blue-500);
    padding-bottom: 0.5rem;
    cursor: grab;
    user-select: none;
}

.settings-header:active {
    cursor: grabbing;
}

.tutorial-content h2 {
    cursor: grab;
    user-select: none;
}

.tutorial-content h2:active {
    cursor: grabbing;
}

.settings-section {
    margin-bottom: 1.25rem;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
}

/* Settings panel: first section needs margin-top to clear title bar */
#settings-panel > .settings-section:first-of-type {
    margin-top: calc(2.5rem + 0.5rem); /* Title bar height (2.5rem) + small gap (0.5rem) */
}

.settings-section-title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    color: var(--color-offwhite-200); /* Light text to match menu */
    user-select: none;
}

/* Spoke Preview Canvas */
.spoke-preview-canvas {
    width: 100%;
    height: 80px;
    background: var(--color-midnight-800);
    border: 2px solid var(--color-midnight-600);
    border-radius: 4px;
    margin-bottom: 0.75rem;
    display: block;
    image-rendering: crisp-edges;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
}

/* Preset System Styles */
.preset-save-section {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
}

#preset-name-input {
    flex: 1;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
    padding: 0.5rem;
    font-family: 'Courier New', 'Consolas', monospace;
    background: var(--color-midnight-700);
    border: 2px solid var(--color-midnight-500);
    color: var(--color-offwhite-200);
    font-size: 0.875rem;
}

#preset-name-input:focus {
    outline: none;
    border-color: var(--color-blue-500);
    box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.3);
}

/* Save preset button now uses .btn-retro-dark class */

.preset-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
    min-width: 0; /* Allow shrinking */
    max-width: 100%; /* Prevent overflow */
}

.preset-item {
    display: flex;
    flex-direction: column;
    background: var(--color-midnight-700);
    border: 2px solid var(--color-midnight-500);
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s ease;
    gap: 0.5rem;
    padding: 0.5rem;
    position: relative;
}

.preset-item:hover {
    border-color: var(--color-blue-500);
    box-shadow: 0 0 8px rgba(74, 144, 226, 0.3);
}

.preset-thumbnail {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--color-midnight-800);
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
    border-radius: 4px;
}

.preset-item-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
}

.preset-item-name {
    font-size: 0.75rem;
    color: var(--color-offwhite-200);
    font-weight: 600;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.preset-delete-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 24px;
    height: 24px;
    padding: 0;
    background: var(--color-midnight-700);
    border: 2px solid var(--color-midnight-500);
    border-radius: 4px;
    color: var(--color-offwhite-200);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.preset-delete-btn svg {
    width: 14px;
    height: 14px;
}

.preset-delete-btn:hover {
    background: var(--color-midnight-500);
    border-color: #ff4444;
    color: #ff6666;
    transform: scale(1.1);
}

.preset-delete-btn:active {
    transform: scale(0.95);
}

/* Gallery Viewer Popup */
#gallery-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: galleryFadeIn 0.2s ease-out;
}

#gallery-viewer.hidden {
    display: none;
}

@keyframes galleryFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.gallery-viewer-content {
    background: var(--color-midnight-800);
    border: 3px solid var(--color-midnight-600);
    border-radius: 8px;
    box-shadow: 6px 6px 0 var(--color-shadow-xl), 0 0 30px rgba(74, 144, 226, 0.3);
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    font-family: 'Courier New', 'Consolas', monospace;
}

.gallery-viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 2px solid var(--color-midnight-600);
    background: var(--color-midnight-700);
}

.gallery-viewer-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-offwhite-200);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.gallery-viewer-counter {
    font-size: 0.875rem;
    color: var(--color-offwhite-300);
    font-weight: 500;
}

.gallery-close-btn {
    background: transparent;
    border: none;
    color: var(--color-offwhite-200);
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.gallery-close-btn:hover {
    background: var(--color-midnight-600);
    color: var(--color-offwhite-50);
}

.gallery-viewer-image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    min-height: 400px;
    background: var(--color-midnight-900);
}

.gallery-viewer-image {
    max-width: 100%;
    max-height: 60vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.gallery-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-midnight-700);
    border: 2px solid var(--color-midnight-600);
    color: var(--color-offwhite-200);
    font-size: 2rem;
    font-weight: 700;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s ease;
    z-index: 10;
}

.gallery-prev-btn {
    left: 1rem;
}

.gallery-next-btn {
    right: 1rem;
}

.gallery-nav-btn:hover {
    background: var(--color-blue-500);
    border-color: var(--color-blue-400);
    color: var(--color-offwhite-50);
    box-shadow: 0 0 12px rgba(74, 144, 226, 0.5);
}

.gallery-nav-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.gallery-viewer-actions {
    padding: 1rem 1.5rem;
    border-top: 2px solid var(--color-midnight-600);
    background: var(--color-midnight-700);
    display: flex;
    justify-content: center;
}

.gallery-load-btn {
    padding: 0.75rem 2rem;
    background: var(--color-blue-500);
    color: var(--color-offwhite-50);
    border: 2px solid var(--color-blue-400);
    border-radius: 4px;
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gallery-load-btn:hover {
    background: var(--color-blue-400);
    box-shadow: 0 0 12px rgba(74, 144, 226, 0.5);
}

.gallery-load-btn:active {
    transform: scale(0.98);
}

.background-library {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.background-item {
    padding: 0.5rem;
    border: 2px solid var(--color-blue-500); /* Blue border to match menu */
    background: rgba(42, 47, 62, 0.6); /* Dark background */
    cursor: pointer;
    transition: none;
    font-family: 'Courier New', 'Consolas', monospace;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.background-preview {
    width: 100%;
    height: 64px;
    border: 2px solid var(--color-blue-500); /* Blue border */
    background: var(--color-midnight-900);
    overflow: hidden;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    flex-shrink: 0;
}

.background-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-align: center;
    color: var(--color-offwhite-200); /* Light text to match menu */
}

.background-item:hover {
    background: rgba(58, 63, 78, 0.8);
    box-shadow: 2px 2px 0 var(--color-shadow-xl);
    border-color: var(--color-blue-400);
}

.background-item:hover .background-preview {
    border-color: var(--color-blue-400);
}

.background-item:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

.background-item.active {
    background: var(--color-blue-500); /* Blue background when active */
    border-color: var(--color-blue-400);
}

.background-item.active .background-label {
    color: var(--color-midnight-900); /* Dark text on blue background */
}

.background-item.active .background-preview {
    border-color: var(--color-offwhite-200);
}

.settings-option {
    margin-bottom: 1.5rem;
    min-width: 0; /* Allow shrinking below content size */
    max-width: 100%; /* Prevent overflow */
}

.settings-option label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: rgba(255, 255, 255, 0.6);
    user-select: none;
}

.settings-option input[type="range"] {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(58, 63, 78, 0.9); /* Lighter background for better visibility */
    border: 1px solid var(--color-midnight-600); /* Add border for definition */
    border-radius: 3px;
    outline: none;
    position: relative;
    z-index: 10;
    pointer-events: auto;
    touch-action: none;
    cursor: grab;
    margin: 0.5rem 0;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(74, 144, 226, 0.2); /* Add subtle blue glow */
}


/* Slider handle styles moved to components/sliders.css */
.settings-option input[type="range"]:active {
    cursor: grabbing;
}

.slider-value {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.75rem;
    color: var(--color-offwhite-200);
    font-family: 'Courier New', 'Consolas', monospace;
    min-width: 3ch;
    text-align: right;
    user-select: none;
}

/* Slider handle styles are now in components/sliders.css */

/* Improved Slider UI with Min/Max/Current Display */
.slider-label {
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    user-select: none;
}

.slider-range-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
    gap: 0.5rem;
    min-width: 0; /* Allow flex shrinking */
    max-width: 100%; /* Prevent overflow */
}

.slider-min,
.slider-max {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    font-family: 'Courier New', 'Consolas', monospace;
    user-select: none;
    flex-shrink: 0;
    cursor: pointer;
    transition: color 0.2s ease;
}

.slider-min:hover,
.slider-max:hover {
    color: var(--color-blue-500);
}

.slider-current {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-blue-500);
    font-family: 'Courier New', 'Consolas', monospace;
    text-align: center;
    flex: 1;
    user-select: none;
    min-width: 0; /* Allow shrinking */
    overflow: hidden; /* Prevent text overflow */
    text-overflow: ellipsis; /* Show ellipsis if text is too long */
}

.slider-track {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin-top: 0.25rem;
    position: relative;
    overflow: visible; /* Allow slider thumb to extend if needed */
}

/* Tick marks/graduation points underneath slider track */
.slider-track::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 4px;
    background-image: repeating-linear-gradient(
        to right,
        rgba(74, 144, 226, 0.6) 0,
        rgba(74, 144, 226, 0.6) 1px,
        transparent 1px,
        transparent 6px
    );
    opacity: 0.8;
    pointer-events: none;
}


.settings-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.settings-toggle input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-blue-500); /* Blue accent to match menu */
}

/* Floating icon buttons group (eye, sfx, settings) */
#visibility-toggle-btn,
#sfx-toggle-btn,
#fullscreen-toggle-btn,
#settings-toggle-btn {
    position: fixed;
    padding: 0.5rem;
    background: transparent;
    color: var(--color-offwhite-50);
    border: none;
    border-radius: 0;
    cursor: pointer;
    font-size: 1rem;
    z-index: 1001;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

#visibility-toggle-btn:hover,
#sfx-toggle-btn:hover,
#fullscreen-toggle-btn:hover,
#settings-toggle-btn:hover {
    opacity: 1;
    background: transparent;
}

#visibility-toggle-btn:active,
#sfx-toggle-btn:active,
#fullscreen-toggle-btn:active,
#settings-toggle-btn:active {
    transform: scale(0.95);
}

#visibility-toggle-btn svg,
#sfx-toggle-btn svg,
#fullscreen-toggle-btn svg,
#settings-toggle-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Position buttons horizontally in top-right corner */
#visibility-toggle-btn {
    right: calc(1rem + 7rem); /* Fourth from right */
    top: 1rem;
}

#fullscreen-toggle-btn {
    right: calc(1rem + 2.25rem + 2.25rem); /* Next to sfx control container */
    top: 1rem;
}

/* SFX Control Container */
#sfx-control-container {
    position: fixed;
    right: calc(1rem + 2.25rem); /* Second from right */
    top: 1rem;
    z-index: 1000; /* Same level as other UI overlay buttons */
}

#sfx-toggle-btn {
    position: relative;
    right: auto;
    top: auto;
}

#settings-toggle-btn {
    right: 1rem; /* First from right */
    top: 1rem;
}

#sfx-toggle-btn.sfx-disabled {
    opacity: 0.3;
}

#sfx-toggle-btn.sfx-disabled svg path:last-child {
    display: none;
}

/* SFX Volume Popup */
.sfx-volume-popup {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    z-index: 1004; /* Above everything including top-right-button-panel */
}

.sfx-volume-popup.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.sfx-volume-popup-inner {
    background: linear-gradient(180deg, 
        rgba(30, 35, 50, 0.98) 0%,
        rgba(26, 31, 46, 0.98) 100%);
    border: 2px solid var(--color-blue-500);
    border-top: 1px solid rgba(74, 144, 226, 0.6);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.5),
        0 -1px 0 rgba(74, 144, 226, 0.2) inset,
        0 1px 0 rgba(255, 255, 255, 0.05) inset;
    padding: 0.75rem 1rem;
    min-width: 180px;
    backdrop-filter: blur(4px);
    position: relative;
}

.sfx-volume-popup-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(74, 144, 226, 0.3) 20%,
        rgba(74, 144, 226, 0.5) 50%,
        rgba(74, 144, 226, 0.3) 80%,
        transparent 100%);
}

.sfx-volume-label {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-offwhite-200);
    margin-bottom: 0.5rem;
    text-align: center;
}

.sfx-volume-display {
    text-align: center;
    margin-bottom: 0.75rem;
}

.sfx-volume-display span {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-blue-400);
    text-shadow: 0 0 8px rgba(74, 144, 226, 0.4);
}

.sfx-volume-slider-container {
    width: 100%;
    position: relative;
}

.sfx-volume-slider {
    width: 100%;
    height: 6px;
    background: rgba(74, 144, 226, 0.2);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 0;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

/* SFX volume slider handle styles moved to components/sliders.css */

/* Vault Save Toast Notification */
.vault-save-toast {
    position: fixed;
    top: 1rem;
    left: 1rem;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-20px);
    transition: opacity 0.3s ease-out, visibility 0.3s ease-out, transform 0.3s ease-out, left 0.3s ease-out, top 0.3s ease-out;
    pointer-events: none;
    z-index: 1005; /* Above SFX popup */
    max-width: 380px;
    min-width: 320px;
}

.vault-save-toast.visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto;
}

.vault-save-toast.dismissing {
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

.vault-save-toast.next-to-panel {
    /* Position will be set dynamically via inline styles */
}

.vault-save-toast-inner {
    background: linear-gradient(180deg, 
        rgba(30, 35, 50, 0.98) 0%,
        rgba(26, 31, 46, 0.98) 100%);
    border: 2px solid var(--color-midnight-600);
    border-top: 1px solid rgba(58, 63, 78, 0.6);
    box-shadow: 
        0 8px 24px rgba(0, 0, 0, 0.6),
        0 2px 8px rgba(0, 0, 0, 0.4),
        0 -1px 0 rgba(58, 63, 78, 0.2) inset,
        0 1px 0 rgba(255, 255, 255, 0.05) inset;
    padding: 0.875rem;
    backdrop-filter: blur(8px);
    position: relative;
    cursor: grab;
    user-select: none;
}

.vault-save-toast-inner:active {
    cursor: grabbing;
}

.vault-save-toast-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(58, 63, 78, 0.3) 20%,
        rgba(58, 63, 78, 0.5) 50%,
        rgba(58, 63, 78, 0.3) 80%,
        transparent 100%);
}

.vault-save-toast-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.625rem;
    border-bottom: 1px solid var(--color-midnight-600);
    position: relative;
}

#vault-toast-close-btn {
    margin-left: auto;
    flex-shrink: 0;
}

.vault-save-toast-icon {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-blue-400);
    text-shadow: 0 0 8px rgba(74, 144, 226, 0.4);
    line-height: 1;
}

.vault-save-toast-title {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-offwhite-200);
    flex: 1;
}

.vault-save-toast-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.vault-save-toast-screenshot {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid var(--color-midnight-600);
    border-radius: 3px;
    overflow: hidden;
    background: var(--color-midnight-800);
    position: relative;
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.vault-save-toast-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.vault-save-toast-info {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.vault-save-toast-name {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-offwhite-200);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    word-wrap: break-word;
    line-height: 1.3;
    text-align: center;
    padding: 0.5rem 0.625rem;
    background: rgba(58, 63, 78, 0.3);
    border: 1px solid var(--color-midnight-600);
    border-radius: 2px;
}

.vault-save-toast-details {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.75rem;
    color: var(--color-offwhite-300);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.625rem;
    background: rgba(58, 63, 78, 0.2);
    border: 1px solid var(--color-midnight-600);
    border-radius: 2px;
}

.vault-save-toast-details .detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.375rem 0;
    border-bottom: 1px solid rgba(58, 63, 78, 0.4);
}

.vault-save-toast-details .detail-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.vault-save-toast-details .detail-label {
    color: var(--color-offwhite-300);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    font-size: 0.75rem;
}

.vault-save-toast-details .detail-value {
    color: var(--color-blue-400);
    font-weight: 700;
    text-shadow: 0 0 6px rgba(74, 144, 226, 0.4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.vault-save-toast-details .color-preview {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    vertical-align: middle;
    flex-shrink: 0;
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(0, 0, 0, 0.05) inset,
        0 1px 0 rgba(255, 255, 255, 0.1) inset,
        inset -6px -6px 15px -8px rgba(255, 255, 255, 0.7),
        inset 6px 6px 15px -8px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.vault-save-toast-details .color-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.25) 20%, transparent 50%, rgba(0, 0, 0, 0.25) 100%);
    pointer-events: none;
    z-index: 1;
}

.vault-save-toast-details .color-preview::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.5) 25%, transparent 50%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.25) 20%, transparent 50%, rgba(0, 0, 0, 0.25) 100%);
    pointer-events: none;
    z-index: 2;
}

.vault-save-toast-details .color-gradient {
    display: inline-block;
    width: 48px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    vertical-align: middle;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(0, 0, 0, 0.05) inset,
        0 1px 0 rgba(255, 255, 255, 0.1) inset,
        inset -6px -6px 15px -8px rgba(255, 255, 255, 0.7),
        inset 6px 6px 15px -8px rgba(0, 0, 0, 0.4);
}

.vault-save-toast-details .color-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    /* Make gradient element wider than pill - extends beyond edges */
    left: -25%;
    width: 150%;
    height: 100%;
    /* Gradient background applied via CSS variable from inline style */
    background-image: var(--gradient-bg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100% 100%;
    /* Will be clipped by parent's overflow: hidden and border-radius */
    pointer-events: none;
    z-index: 0;
    border-radius: 12px;
}

.vault-save-toast-details .color-gradient::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 12px;
    /* Enhanced specular shine - brighter and more focused for pill shape */
    background: 
        /* Specular highlight spot */
        radial-gradient(ellipse at 30% 30%, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.5) 30%, transparent 60%),
        /* Overall directional shine */
        linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.25) 20%, transparent 50%, rgba(0, 0, 0, 0.25) 100%);
    pointer-events: none;
    z-index: 1;
}

.vault-save-toast-details .color-swatches {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.vault-save-toast-details .spoke-count-number {
    margin-right: 0.5rem;
}

.vault-save-toast-details .spoke-visual {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 12px;
    margin-left: 0.25rem;
}

.vault-save-toast-details .spoke-line {
    display: inline-block;
    width: 1px;
    height: 100%;
    background: var(--color-blue-400);
    opacity: 0.7;
}

/* Button and Toggle styles moved to components/buttons.css and components/toggles.css */

#activate-all-stars-ui-btn.active {
    background: var(--color-blue-500);
    border-color: var(--color-blue-400);
    color: var(--color-offwhite-50);
}

#activate-all-stars-ui-btn.active:hover {
    background: var(--color-blue-400);
}

/* Randomize stars button styling is now handled by .top-right-button-panel */

/* Logo - Rusty Orange Style */
#logo {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    z-index: 100;
    pointer-events: none;
}

.logo-text {
    font-family: 'Orbitron', 'Arial Black', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-offwhite-200); /* Glowy white like star nucleus */
    display: inline-block;
    text-shadow: 
        0 0 10px rgba(245, 245, 240, 0.8),
        0 0 20px rgba(245, 245, 240, 0.6),
        0 0 30px rgba(245, 245, 240, 0.4),
        0 0 40px rgba(245, 245, 240, 0.2);
}

/* Activate All Stars Button - Square Rounded with Icon */
/* Action Buttons Container - Side by Side */
.action-buttons-container {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 1rem;
    align-items: stretch;
}

/* History Navigation Buttons */
.history-nav-btn {
    flex: 1;
    min-width: 0; /* Allow buttons to shrink */
    padding: 0.75rem 1rem;
    background: var(--color-midnight-600);
    color: var(--color-offwhite-200);
    border: 2px solid var(--color-midnight-400);
    border-radius: 4px;
    cursor: pointer;
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.1s ease;
    box-shadow: 2px 2px 0 var(--color-shadow-xl);
}

.history-nav-btn:hover:not(:disabled) {
    background: var(--color-midnight-500);
    border-color: var(--color-blue-500);
    box-shadow: 2px 2px 0 var(--color-shadow-2xl);
}

.history-nav-btn:active:not(:disabled) {
    transform: translate(1px, 1px);
    box-shadow: none;
}

.history-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.history-nav-btn svg {
    flex-shrink: 0;
}

.history-nav-btn span {
    font-size: 0.7rem;
    font-weight: 700;
}

/* Hide button text at narrow widths */
#star-controls-panel .action-buttons-container .button-text-hidden span,
#vault-panel .action-buttons-container .button-text-hidden span {
    display: none;
}

/* Auto-hide button text when panel is narrow */
@media (max-width: 400px) {
    #star-controls-panel .action-buttons-container button span,
    #vault-panel .action-buttons-container button span {
        display: none;
    }
}

/* Container query for panel width (when panel itself is narrow) */
#star-controls-panel.collapsed .action-buttons-container button span,
#vault-panel.collapsed .action-buttons-container button span {
    display: none;
}

/* Ensure buttons can shrink but maintain minimum usability */
#star-controls-panel .action-buttons-container button,
#vault-panel .action-buttons-container button {
    min-width: 0; /* Allow buttons to shrink horizontally */
    overflow: hidden; /* Prevent content overflow */
}

/* Randomize button span styling now handled by .control-panel-btn */

/* Keep buttons horizontal even when panel is collapsed */
#star-controls-panel.collapsed .action-buttons-container {
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 0.5rem;
}

#star-controls-panel.collapsed .action-buttons-container button {
    flex: 1;
    min-width: 0;
}

#activate-all-stars-btn {
    width: auto;
    min-width: fit-content;
    flex: 1;
    padding: 0.75rem 1.25rem;
    background: var(--color-midnight-800);
    color: var(--color-offwhite-200);
    border: 2px solid var(--color-midnight-600);
    font-family: 'Courier New', 'Consolas', monospace;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    border-radius: 6px;
    box-shadow: 2px 2px 0 var(--color-shadow-xl);
    transition: all 0.1s ease;
    white-space: nowrap;
    image-rendering: crisp-edges;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

#activate-all-stars-btn:hover {
    background: var(--color-midnight-700);
    border-color: var(--color-midnight-500);
    box-shadow: 2px 2px 0 var(--color-shadow-2xl);
}

#activate-all-stars-btn:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

#activate-all-stars-btn.active {
    background: var(--color-blue-500);
    border-color: var(--color-blue-400);
    color: var(--color-offwhite-50);
}

#activate-all-stars-btn.active:hover {
    background: var(--color-blue-400);
}

#activate-all-stars-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Randomize Settings Button - Square Rounded with Icon */
/* Randomize button now uses .control-panel-btn class - old styles removed */

/* Zoom Control */
/* Bottom Control Panel (Centered) */
.bottom-control-panel {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    z-index: 1001; /* Above canvas but below panels */
    padding: 0;
    background: rgba(26, 31, 46, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(74, 144, 226, 0.3);
    border-radius: 8px;
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.4),
        0 0 8px rgba(74, 144, 226, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    min-width: fit-content;
    overflow: hidden;
}

/* Control Panel Title Bar */
.bottom-panel-title-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.75rem;
    background: var(--color-midnight-700);
    border-bottom: 2px solid var(--color-blue-500);
    width: 100%;
    box-sizing: border-box;
}

.bottom-panel-title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-offwhite-200);
    font-family: 'Courier New', 'Consolas', monospace;
    text-align: center;
}

/* Control Panel Content */
.bottom-control-panel > .bottom-panel-star-name-row,
.bottom-control-panel > .bottom-panel-buttons {
    padding: 0.75rem 1rem;
}

/* Star Name Row with Prev/Next buttons on sides */
.bottom-panel-star-name-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    width: 100%;
    margin-bottom: 0.75rem;
}

.bottom-panel-star-name {
    flex: 1;
    text-align: center;
    min-width: 0;
}

.bottom-panel-nav-btn {
    padding: 0.5rem;
    background: rgba(74, 144, 226, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--color-offwhite-200);
    border: 1.5px solid rgba(74, 144, 226, 0.4);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 
        0 2px 6px rgba(0, 0, 0, 0.2),
        0 0 4px rgba(74, 144, 226, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
}

.bottom-panel-nav-btn:hover {
    background: rgba(74, 144, 226, 0.25);
    border-color: rgba(74, 144, 226, 0.6);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.3),
        0 0 8px rgba(74, 144, 226, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.bottom-panel-nav-btn:active {
    background: rgba(74, 144, 226, 0.35);
    transform: translateY(0);
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.bottom-panel-nav-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.bottom-panel-buttons {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: space-evenly;
    width: 100%;
}

/* Button wrapper for icon + label layout */
.bottom-panel-button-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100px;
}

.bottom-panel-button-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Courier New', 'Consolas', monospace;
    color: var(--color-offwhite-300);
    text-align: center;
    white-space: nowrap;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Bottom Panel Buttons - Match zoom-control style */
.bottom-control-panel .bottom-panel-btn {
    padding: 0;
    background: rgba(74, 144, 226, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--color-offwhite-200);
    border: 1.5px solid rgba(74, 144, 226, 0.4);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 
        0 2px 6px rgba(0, 0, 0, 0.2),
        0 0 4px rgba(74, 144, 226, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    width: 2.75rem;
    height: 2.75rem;
    flex-shrink: 0;
    margin: 0 auto;
}

.bottom-control-panel .bottom-panel-btn span {
    display: none; /* Hide text inside button, label is below */
}

.bottom-control-panel .bottom-panel-btn:hover {
    background: rgba(74, 144, 226, 0.25);
    border-color: rgba(74, 144, 226, 0.6);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.3),
        0 0 8px rgba(74, 144, 226, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    text-shadow: 0 0 8px rgba(74, 144, 226, 0.5);
    transform: translateY(-1px);
}

.bottom-control-panel .bottom-panel-btn:active {
    background: rgba(74, 144, 226, 0.35);
    transform: translateY(0);
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.bottom-control-panel .bottom-panel-btn svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    filter: drop-shadow(0 0 4px rgba(74, 144, 226, 0.4));
    display: block;
}

.bottom-control-panel .bottom-panel-btn:hover svg {
    filter: drop-shadow(0 0 6px rgba(74, 144, 226, 0.6));
}

/* Scan button now uses SVG, no special styling needed */

/* Toggle in bottom panel */
.bottom-control-panel .bottom-panel-toggle {
    margin-left: 0;
}

.zoom-control {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    padding: 0.25rem 0;
    z-index: 1001; /* Above canvas but below panels */
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 180px;
    font-family: 'Courier New', 'Consolas', monospace;
}

.zoom-control .slider-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.zoom-control .slider-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--color-offwhite-300);
    opacity: 0.8;
}

.zoom-control .slider-range-info {
    flex: 1;
}

#brightness-control {
    position: fixed;
    bottom: 1rem;
    right: calc(1rem + 200px); /* Next to zoom control */
    background: transparent;
    border: none;
    padding: 0.25rem 0;
    z-index: 1001; /* Above canvas but below panels */
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 180px;
    font-family: 'Courier New', 'Consolas', monospace;
}

/* Zoom slider - styled like star controls sliders */
.zoom-control .slider-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-offwhite-200);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.zoom-control .slider-range-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.7rem;
    color: var(--color-offwhite-300);
    margin-bottom: 0.25rem;
    font-family: 'Courier New', 'Consolas', monospace;
}

.zoom-control .slider-min,
.zoom-control .slider-max {
    opacity: 0.6;
}

.zoom-control .slider-current {
    font-weight: 700;
    color: var(--color-offwhite-200);
    font-size: 0.875rem;
}

.zoom-control .slider-track {
    position: relative;
    width: 100%;
    margin: 0.5rem 0;
}

#zoom-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(58, 63, 78, 0.9);
    border: 1px solid var(--color-midnight-600);
    border-radius: 3px;
    outline: none;
    position: relative;
    z-index: 10;
    pointer-events: auto;
    touch-action: none;
    cursor: grab;
    margin: 0;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(74, 144, 226, 0.2);
}

/* Zoom slider handle styles moved to components/sliders.css */
#zoom-slider:active {
    cursor: grabbing;
}

/* Brightness slider - reuse zoom slider styles */
#brightness-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(58, 63, 78, 0.9);
    border: 1px solid var(--color-midnight-600);
    border-radius: 3px;
    outline: none;
    position: relative;
    z-index: 10;
    pointer-events: auto;
    touch-action: none;
    cursor: grab;
    margin: 0;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(74, 144, 226, 0.2);
}

/* Brightness slider handle styles moved to components/sliders.css */
#brightness-slider:active {
    cursor: grabbing;
}