/* Platform Studio - Main Stylesheet */

:root {
    --color-primary: #6366f1;
    --color-primary-glow: rgba(99, 102, 241, 0.3);
    --color-primary-glow-strong: rgba(99, 102, 241, 0.7);
    --color-primary-hover: rgba(99, 102, 241, 0.1);
    --color-primary-active: rgba(99, 102, 241, 0.2);
    --color-primary-shadow: rgba(99, 102, 241, 0.5);
    --color-bg-dark: #1a1a2e;
    --color-bg-panel: rgba(20, 20, 40, 0.95);
    --color-bg-overlay: rgba(26, 26, 46, 0.95);
    --color-bg-canvas: #0f0f1e;
    --color-bg-button: #333;
    --color-bg-button-hover: #444;
    --color-bg-button-active: #222;
    --color-bg-hud: rgba(0, 0, 0, 0.7);
    --color-text: #eee;
    --color-text-muted: #bbb;
    --color-text-dim: #999;
    --color-border: #444;
    --color-border-light: #555;
    --color-danger: #ff4444;
    --color-success: #44ff44;
    --color-warning: #ff8800;
    --color-gold: #ffd700;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--color-bg-dark);
    font-family: 'Courier New', monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: var(--color-text);
    overflow: hidden;
}

#game-container {
    position: relative;
    width: 800px;
    height: 600px;
    transform-origin: center center;
}

#game-canvas {
    border: 3px solid var(--color-primary);
    background: var(--color-bg-canvas);
    box-shadow: 0 0 20px var(--color-primary-glow);

    /* Critical for pixel art - disable image smoothing */
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

#debug-info {
    font-size: 12px;
    color: var(--color-text-dim);
    text-align: center;
    min-height: 20px;
}

/* Prevent selection/highlighting during gameplay */
canvas {
    user-select: none;
    -webkit-user-select: none;
}

/* ============================================
   EDITOR UI
   ============================================ */

#editor-ui {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--color-bg-panel);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 15px;
    font-family: 'Courier New', monospace;
    color: var(--color-text);
    box-shadow: 0 0 20px var(--color-primary-glow);
    min-width: 180px;
    max-height: calc(100% - 20px);
    overflow-y: auto;
    user-select: none;
    z-index: 1000;
}

#editor-ui::-webkit-scrollbar {
    width: 8px;
}

#editor-ui::-webkit-scrollbar-track {
    background: var(--color-bg-button);
    border-radius: 4px;
}

#editor-ui::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

#editor-ui::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.8);
}

/* Tile Palette */
#editor-tile-palette {
    display: grid;
    grid-template-columns: repeat(3, 48px);
    gap: 8px;
    margin-bottom: 15px;
}

.editor-tile-option {
    width: 48px;
    height: 48px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.editor-tile-option:hover,
.editor-tile-option:focus-visible {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.editor-tile-option.selected {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary-glow-strong);
    transform: scale(1.1);
}

/* Control Buttons */
#editor-controls {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 15px;
}

#editor-controls button {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
    border-radius: 4px;
    padding: 6px 10px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    transition: all 0.2s;
}

#editor-controls button:hover,
#editor-controls button:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

#editor-controls button:active {
    background: var(--color-bg-button-active);
}

/* Editor Info */
#editor-info {
    font-size: 10px;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
    padding-top: 10px;
    line-height: 1.5;
}

#editor-selected-tile {
    color: var(--color-primary);
    font-weight: bold;
    margin-bottom: 8px;
}

/* ============================================
   EDITOR MODE SWITCHER (Phase 12)
   ============================================ */

#editor-mode-switcher {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    margin-bottom: 12px;
}

.mode-btn {
    background: var(--color-bg-button);
    color: var(--color-text-dim);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 6px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    font-weight: bold;
    transition: all 0.2s;
}

.mode-btn:hover,
.mode-btn:focus-visible {
    background: var(--color-bg-button-hover);
    color: var(--color-text-muted);
}

.mode-btn.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-shadow);
}

/* ============================================
   ENTITY PALETTE (Phase 12)
   ============================================ */

.entity-palette {
    margin-bottom: 10px;
}

.palette-header {
    font-size: 10px;
    color: var(--color-primary);
    font-weight: bold;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.entity-option {
    height: 32px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    padding: 0 8px;
    font-size: 10px;
    font-weight: bold;
    color: #fff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
    transition: all 0.2s;
}

.entity-option:hover,
.entity-option:focus-visible {
    border-color: var(--color-primary);
    transform: translateX(2px);
}

.entity-option.selected {
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow-strong);
    transform: translateX(4px);
}

/* ============================================
   UI & MENUS (Phase 13)
   ============================================ */

/* UI Container */
#ui-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
}

/* Menu Common Styles */
.menu-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 25px 40px;
    min-width: 400px;
    text-align: center;
    pointer-events: auto;
    box-shadow: 0 0 40px var(--color-primary-glow);
}

.menu-overlay {
    background: var(--color-bg-overlay);
}

.menu-title {
    font-size: 36px;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.menu-subtitle {
    font-size: 20px;
    color: var(--color-danger);
    margin-bottom: 30px;
}

.menu-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 15px;
}

.menu-option {
    font-size: 18px;
    color: #ccc;
    padding: 8px 16px;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 4px;
    transition: all 0.2s;
}

.menu-option:hover,
.menu-option:focus-visible {
    color: #fff;
    border-color: var(--color-primary);
    background: var(--color-primary-hover);
}

.menu-option.selected {
    color: #fff;
    border-color: var(--color-primary);
    background: var(--color-primary-active);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.4);
}

/* ============================================
   LEVEL SELECT (Campaign Progress)
   ============================================ */

#level-select-menu .menu-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.level-select-stats {
    font-size: 11px;
    color: var(--color-text-dim);
    margin-left: 16px;
    white-space: nowrap;
}

.menu-option.level-locked {
    opacity: 0.4;
    cursor: not-allowed;
}

.menu-option.level-locked:hover,
.menu-option.level-locked:focus-visible {
    border-color: transparent;
    background: none;
    color: #ccc;
}

.menu-option.level-locked.selected {
    border-color: var(--color-border);
    background: none;
    box-shadow: none;
    color: var(--color-text-dim);
}

.level-select-locked {
    font-size: 11px;
    color: var(--color-danger);
    text-transform: uppercase;
    font-weight: bold;
    margin-left: 16px;
}

.menu-option.level-completed .level-select-name::after {
    content: ' \2713';
    color: var(--color-success);
    font-weight: bold;
}

/* ============================================
   HUD STYLES
   ============================================ */

#game-hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    font-family: monospace;
}

/* Health Display */
#hud-health {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
}

.health-heart {
    font-size: 22px;
    color: var(--color-danger);
    filter: drop-shadow(0 0 4px rgba(255, 68, 68, 0.6));
}

.hud-label {
    font-size: 12px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    margin-bottom: 5px;
}

.health-bar-container {
    width: 200px;
    height: 30px;
    background: var(--color-bg-hud);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.health-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-danger), #ff8888);
    transition: width 0.3s;
}

/* Power-ups Display */
#hud-powerups {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
}

.powerup-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.powerup-icon {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    border: 2px solid #fff;
}

.powerup-timer {
    font-size: 11px;
    color: #fff;
    background: var(--color-bg-hud);
    padding: 2px 6px;
    border-radius: 3px;
}

/* Dash Display */
#hud-dash {
    position: absolute;
    bottom: 20px;
    right: 20px;
    text-align: center;
}

.dash-indicator {
    font-size: 16px;
    font-weight: bold;
    color: var(--color-success);
    background: var(--color-bg-hud);
    padding: 8px 16px;
    border-radius: 4px;
    border: 2px solid var(--color-success);
}

.dash-cooldown {
    font-size: 14px;
    color: var(--color-warning);
    background: var(--color-bg-hud);
    padding: 8px 16px;
    border-radius: 4px;
    border: 2px solid var(--color-warning);
}

/* ============================================
   ABILITY HUD SLOTS
   ============================================ */

#hud-abilities {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    gap: 8px;
}

.ability-slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: var(--color-bg-hud);
    border: 2px solid #555;
    border-radius: 6px;
    padding: 4px 8px;
    position: relative;
    min-width: 44px;
    overflow: hidden;
}

.ability-key-hint {
    font-size: 9px;
    color: #888;
    font-weight: bold;
    letter-spacing: 1px;
}

.ability-slot-icon {
    font-size: 16px;
    font-weight: bold;
    z-index: 1;
}

.ability-slot-cooldown {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.6);
    transition: height 0.1s linear;
    pointer-events: none;
}

.ability-slot-status {
    font-size: 9px;
    font-weight: bold;
    z-index: 1;
}

/* ============================================
   ABILITY START OVERLAY
   ============================================ */

.ability-start-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.ability-start-content {
    text-align: center;
    color: #fff;
}

.ability-start-header {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 16px;
    color: #ffd700;
}

.ability-start-none {
    font-size: 14px;
    color: #888;
    margin-bottom: 12px;
}

.ability-start-grid {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 16px;
}

.ability-start-card {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 10px 16px;
}

.ability-start-icon {
    font-size: 22px;
    font-weight: bold;
}

.ability-start-details {
    text-align: left;
}

.ability-start-name {
    font-size: 14px;
    font-weight: bold;
}

.ability-start-key {
    font-size: 11px;
    color: #aaa;
}

.ability-start-hint {
    font-size: 11px;
    color: #666;
}

/* ============================================
   WEAPON HUD INDICATOR
   ============================================ */

#hud-weapon {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    padding: 4px 10px;
    font-family: monospace;
}

.weapon-indicator-icon {
    font-size: 16px;
    font-weight: bold;
}

.weapon-indicator-cooldown {
    font-size: 10px;
    font-weight: bold;
}

/* ============================================
   ABILITY CARDS (Character Creator & Editor)
   ============================================ */

.ability-card.selected {
    border-color: #22c55e !important;
    background: rgba(34, 197, 94, 0.15) !important;
}

.ability-card.disabled {
    opacity: 0.4;
}

.ability-toggle-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ability-toggle-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    cursor: pointer;
}

/* Stats Group (Timer, Deaths, Author) */
#hud-stats {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    gap: 10px;
}

/* ============================================
   VICTORY SCREEN (Phase 15)
   ============================================ */

.victory-title {
    color: var(--color-gold);
}

.victory-subtitle {
    color: var(--color-gold);
    font-size: 18px;
}

.victory-stats {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.victory-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--color-gold);
    border-radius: 4px;
}

.stat-label {
    font-size: 16px;
    color: #ccc;
}

.stat-value {
    font-size: 20px;
    font-weight: bold;
    color: var(--color-gold);
}

/* ============================================
   AUTHENTICATION UI (Phase 2 - Firebase)
   ============================================ */

/* Auth Modal Container */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    pointer-events: auto;
}

.auth-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    cursor: pointer;
}

.auth-modal-content {
    position: relative;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 40px;
    min-width: 400px;
    max-width: 500px;
    box-shadow: 0 0 40px var(--color-primary-glow);
    z-index: 1;
}

.auth-modal-title {
    font-size: 32px;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 20px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Auth Form */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-label {
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: bold;
}

.auth-input {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 12px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    transition: all 0.2s;
}

.auth-input:hover {
    border-color: var(--color-border-light);
}

.auth-input:focus,
.auth-input:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.auth-input::placeholder {
    color: var(--color-text-dim);
}

/* Auth Buttons */
.auth-button {
    padding: 12px 20px;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid transparent;
}

.auth-button-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.auth-button-primary:hover,
.auth-button-primary:focus-visible {
    background: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 15px var(--color-primary-glow-strong);
    transform: translateY(-2px);
}

.auth-button-primary:active {
    transform: translateY(0);
}

.auth-button-secondary {
    background: var(--color-bg-button);
    color: var(--color-text);
    border-color: var(--color-border);
}

.auth-button-secondary:hover,
.auth-button-secondary:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

.auth-button-secondary:active {
    background: var(--color-bg-button-active);
}

/* Auth Error Message */
.auth-error {
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: 4px;
    padding: 12px;
    color: var(--color-danger);
    font-size: 14px;
    text-align: center;
}

/* Auth Switch Link */
.auth-switch {
    text-align: center;
    font-size: 14px;
}

.auth-switch a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.2s;
}

.auth-switch a:hover,
.auth-switch a:focus-visible {
    color: rgba(99, 102, 241, 0.8);
    text-decoration: underline;
}

/* Profile Panel Specific Styles */
.profile-panel {
    min-width: 450px;
}

.auth-description {
    font-size: 14px;
    color: var(--color-text-muted);
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.5;
}

.profile-info {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 20px;
}

.profile-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.profile-field:last-child {
    border-bottom: none;
}

.profile-label {
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: bold;
}

.profile-value {
    font-size: 14px;
    color: var(--color-text);
}

.profile-stats-title {
    font-size: 16px;
    color: var(--color-primary);
    margin: 15px 0 10px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Responsive Design */
@media (max-width: 600px) {
    .auth-modal-content {
        min-width: 300px;
        padding: 30px 20px;
    }

    .auth-modal-title {
        font-size: 24px;
    }

    .profile-panel {
        min-width: 300px;
    }
}

/* ============================================
   EDITOR CLOUD UI (Phase 3 - Firebase)
   ============================================ */

/* Control Sections */
.editor-control-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.editor-control-section:last-child {
    border-bottom: none;
}

.editor-cloud-section {
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    padding: 8px;
    border-bottom-width: 1px;
}

/* Visibility Toggle */
.editor-visibility-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    cursor: pointer;
    font-size: 11px;
    color: var(--color-text-muted);
}

.editor-visibility-toggle input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.editor-visibility-toggle span {
    user-select: none;
}

/* Cloud Buttons */
.editor-cloud-button {
    background: var(--color-primary);
    color: #fff;
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    padding: 6px 10px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    font-weight: bold;
    transition: all 0.2s;
}

.editor-cloud-button:hover,
.editor-cloud-button:focus-visible {
    background: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.editor-cloud-button:active {
    transform: translateY(1px);
}

/* Editor Modal */
.editor-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.editor-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    cursor: pointer;
}

.editor-modal-content {
    position: relative;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 30px;
    min-width: 500px;
    max-width: 700px;
    max-height: 80vh;
    box-shadow: 0 0 40px var(--color-primary-glow);
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.editor-modal-title {
    font-size: 24px;
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

/* Levels List */
.editor-levels-list {
    max-height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 8px;
}

.editor-levels-list::-webkit-scrollbar {
    width: 8px;
}

.editor-levels-list::-webkit-scrollbar-track {
    background: var(--color-bg-button);
    border-radius: 4px;
}

.editor-levels-list::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

.editor-levels-list::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.8);
}

.editor-empty-message {
    text-align: center;
    color: var(--color-text-dim);
    font-size: 14px;
    padding: 40px 20px;
}

/* Level Card */
.editor-level-card {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
}

.editor-level-card:hover {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.05);
}

.editor-level-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.editor-level-name {
    font-size: 14px;
    font-weight: bold;
    color: var(--color-text);
}

.editor-level-meta {
    font-size: 11px;
    color: var(--color-text-dim);
}

.editor-level-actions {
    display: flex;
    gap: 8px;
}

.editor-level-action-btn {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 6px 12px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    font-weight: bold;
    transition: all 0.2s;
}

.editor-level-action-btn:hover,
.editor-level-action-btn:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

.editor-level-delete-btn {
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.editor-level-delete-btn:hover,
.editor-level-delete-btn:focus-visible {
    background: rgba(255, 68, 68, 0.1);
    border-color: var(--color-danger);
}

/* Responsive */
@media (max-width: 600px) {
    .editor-modal-content {
        min-width: 300px;
        max-width: 90%;
        padding: 20px;
    }

    .editor-level-card {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .editor-level-actions {
        justify-content: stretch;
    }

    .editor-level-action-btn {
        flex: 1;
    }
}

/* ============================================
   LEVEL BROWSER UI (Phase 4 - Firebase)
   ============================================ */

/* Browser Modal */
.browser-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.browser-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.browser-modal-content {
    position: relative;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 30px;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    box-shadow: 0 0 40px var(--color-primary-glow);
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow: hidden;
}

/* Browser Header */
.browser-header {
    text-align: center;
}

.browser-title {
    font-size: 32px;
    font-weight: bold;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 10px 0;
}

.browser-subtitle {
    font-size: 14px;
    color: var(--color-text-dim);
}

/* Confirm Modal */
.confirm-modal-content {
    max-width: 420px;
    padding: 24px 28px;
    text-align: center;
}

.confirm-modal-title {
    font-size: 22px;
    font-weight: bold;
    color: var(--color-text);
    margin: 0 0 12px 0;
}

.confirm-modal-body {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0 0 24px 0;
    line-height: 1.5;
}

.confirm-modal-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.confirm-btn {
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    font-family: inherit;
}

.confirm-btn:hover {
    transform: translateY(-1px);
}

.confirm-btn:active {
    transform: translateY(0);
}

.confirm-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.confirm-btn-cancel {
    background: var(--color-bg-button);
    color: var(--color-text-muted);
}

.confirm-btn-cancel:hover {
    background: var(--color-bg-button-hover);
}

.confirm-btn-confirm {
    background: var(--color-primary);
    color: white;
}

.confirm-btn-confirm:hover {
    opacity: 0.9;
}

.confirm-btn-destructive {
    background: var(--color-danger);
    color: white;
}

.confirm-btn-destructive:hover {
    opacity: 0.9;
}

/* Browser Controls */
.browser-controls {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.browser-search-container {
    flex: 1;
    min-width: 200px;
}

.browser-search-input {
    width: 100%;
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 10px 15px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    transition: all 0.2s;
}

.browser-search-input:focus,
.browser-search-input:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.browser-sort-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.browser-sort-label {
    font-size: 14px;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.browser-sort-select {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 10px 15px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.browser-sort-select:hover,
.browser-sort-select:focus-visible {
    border-color: var(--color-primary);
}

/* Levels Grid */
.browser-levels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 8px;
}

.browser-levels-grid::-webkit-scrollbar {
    width: 8px;
}

.browser-levels-grid::-webkit-scrollbar-track {
    background: var(--color-bg-button);
    border-radius: 4px;
}

.browser-levels-grid::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

.browser-levels-grid::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.8);
}

.browser-empty-message {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--color-text-dim);
    font-size: 16px;
    padding: 60px 20px;
}

/* Level Card */
.browser-level-card {
    background: var(--color-bg-panel);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.2s;
}

.browser-level-card:hover {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.browser-card-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.browser-card-name {
    font-size: 16px;
    font-weight: bold;
    color: var(--color-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.browser-card-author {
    font-size: 12px;
    color: var(--color-text-dim);
}

.browser-card-stats {
    display: flex;
    justify-content: space-around;
    padding: 8px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.browser-card-stat {
    font-size: 12px;
    color: var(--color-text-muted);
    text-align: center;
}

.browser-card-meta {
    font-size: 11px;
    color: var(--color-text-dim);
    text-align: center;
}

.browser-card-actions {
    display: flex;
    gap: 8px;
}

.browser-play-btn {
    flex: 1;
    background: var(--color-primary);
    color: #fff;
    border: 2px solid var(--color-primary);
    border-radius: 4px;
    padding: 10px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.2s;
}

.browser-play-btn:hover,
.browser-play-btn:focus-visible {
    background: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 12px var(--color-primary-glow-strong);
    transform: translateY(-2px);
}

.browser-play-btn:active {
    transform: translateY(0);
}

.browser-leaderboard-btn {
    background: rgba(255, 215, 0, 0.1);
    border: 2px solid #ffd700;
    border-radius: 4px;
    padding: 10px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.2s;
}

.browser-leaderboard-btn:hover,
.browser-leaderboard-btn:focus-visible {
    background: rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
}

.browser-leaderboard-btn:active {
    transform: translateY(0);
}

/* Pagination */
.browser-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 10px 0;
}

.browser-page-btn {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    font-weight: bold;
    transition: all 0.2s;
}

.browser-page-btn:hover:not(:disabled),
.browser-page-btn:focus-visible:not(:disabled) {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

.browser-page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.browser-page-info {
    font-size: 14px;
    color: var(--color-text-muted);
}

/* Close Button */
.browser-close-btn {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 12px 24px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: bold;
    align-self: center;
    transition: all 0.2s;
}

.browser-close-btn:hover,
.browser-close-btn:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

/* Responsive */
@media (max-width: 900px) {
    .browser-levels-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 600px) {
    .browser-modal-content {
        width: 95%;
        max-width: 95%;
        padding: 20px;
    }

    .browser-title {
        font-size: 24px;
    }

    .browser-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .browser-search-container {
        width: 100%;
    }

    .browser-sort-container {
        width: 100%;
        justify-content: space-between;
    }

    .browser-levels-grid {
        grid-template-columns: 1fr;
        max-height: 400px;
    }
}

/* ============================================
   RATING UI (Phase 5 - Firebase)
   ============================================ */

/* Like Button */
.browser-like-btn {
    background: var(--color-bg-button);
    color: var(--color-text-dim);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 10px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.2s;
    min-width: 50px;
}

.browser-like-btn:hover:not(:disabled),
.browser-like-btn:focus-visible:not(:disabled) {
    background: rgba(255, 68, 68, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.browser-like-btn.liked {
    background: rgba(255, 68, 68, 0.2);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.browser-like-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Comment Button (browser cards) */
.browser-comment-btn {
    background: transparent;
    border: 1px solid #555;
    color: #aaa;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}
.browser-comment-btn:hover,
.browser-comment-btn:focus-visible {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Clickable Author Names */
.browser-card-author-link {
    color: var(--color-primary);
    cursor: pointer;
    transition: opacity 0.2s;
}
.browser-card-author-link:hover {
    text-decoration: underline;
    opacity: 0.85;
}

/* Comment Modal */
.comment-input-area {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    align-items: flex-start;
}
.comment-textarea {
    flex: 1;
    background: #1a1a2e;
    border: 1px solid #444;
    border-radius: 6px;
    color: #eee;
    padding: 8px 10px;
    font-size: 13px;
    font-family: inherit;
    resize: vertical;
    min-height: 48px;
}
.comment-textarea:focus {
    border-color: var(--color-primary);
    outline: none;
}
.comment-post-btn {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: bold;
    cursor: pointer;
    white-space: nowrap;
    transition: opacity 0.2s;
}
.comment-post-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.comment-post-btn:hover:not(:disabled) {
    opacity: 0.85;
}
.comment-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 4px;
}
.comment-item {
    background: #1a1a2e;
    border: 1px solid #333;
    border-radius: 6px;
    padding: 10px 12px;
}
.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}
.comment-author {
    color: var(--color-primary);
    font-weight: bold;
    font-size: 12px;
    cursor: pointer;
}
.comment-author:hover {
    text-decoration: underline;
}
.comment-time {
    color: #666;
    font-size: 11px;
}
.comment-text {
    color: #ccc;
    font-size: 13px;
    line-height: 1.4;
    word-break: break-word;
}
.comment-delete-btn {
    background: transparent;
    border: none;
    color: #ef4444;
    font-size: 11px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 3px;
    transition: background 0.2s;
}
.comment-delete-btn:hover {
    background: rgba(239, 68, 68, 0.15);
}

/* Profile Modal */
.profile-header {
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}
.profile-join-date {
    color: #888;
    font-size: 12px;
    margin-top: 4px;
}
.profile-stats-row {
    display: flex;
    gap: 24px;
    margin-bottom: 16px;
    padding: 10px 0;
}
.profile-stat {
    text-align: center;
}
.profile-stat-value {
    font-size: 20px;
    font-weight: bold;
    color: var(--color-primary);
}
.profile-stat-label {
    font-size: 11px;
    color: #888;
    margin-top: 2px;
}
.profile-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    border-bottom: 1px solid #333;
    padding-bottom: 8px;
}
.profile-tab {
    background: transparent;
    border: 1px solid #444;
    color: #aaa;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}
.profile-tab:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.profile-tab-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.profile-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 4px;
}

/* Rating Modal */
.rating-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
}

.rating-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
}

.rating-modal-content {
    position: relative;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 40px;
    min-width: 400px;
    max-width: 500px;
    box-shadow: 0 0 40px var(--color-primary-glow);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.rating-modal-title {
    font-size: 24px;
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.rating-level-name {
    font-size: 16px;
    color: var(--color-text-muted);
    text-align: center;
}

/* Rating Stars */
.rating-stars {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.rating-star {
    background: none;
    border: none;
    font-size: 48px;
    color: var(--color-text-dim);
    cursor: pointer;
    transition: all 0.2s;
    padding: 0;
    line-height: 1;
}

.rating-star:hover,
.rating-star:focus-visible {
    color: var(--color-gold);
    transform: scale(1.2);
}

.rating-star.selected {
    color: var(--color-gold);
}

/* Rating Buttons */
.rating-buttons {
    display: flex;
    gap: 15px;
    width: 100%;
}

.rating-submit-btn,
.rating-skip-btn {
    flex: 1;
    padding: 12px 20px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid transparent;
}

.rating-submit-btn {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.rating-submit-btn:hover:not(:disabled),
.rating-submit-btn:focus-visible:not(:disabled) {
    background: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 15px var(--color-primary-glow-strong);
    transform: translateY(-2px);
}

.rating-submit-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.rating-skip-btn {
    background: var(--color-bg-button);
    color: var(--color-text);
    border-color: var(--color-border);
}

.rating-skip-btn:hover,
.rating-skip-btn:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

/* Responsive */
@media (max-width: 600px) {
    .rating-modal-content {
        min-width: 300px;
        max-width: 90%;
        padding: 30px 20px;
    }

    .rating-modal-title {
        font-size: 20px;
    }

    .rating-stars {
        gap: 5px;
    }

    .rating-star {
        font-size: 36px;
    }

    .rating-buttons {
        flex-direction: column;
    }
}

/* HUD Stats (Phase 6 - Timer/Deaths/Author) */
.hud-stat {
    background: rgba(15, 15, 30, 0.8);
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid var(--color-primary);
}

.hud-stat .hud-label {
    font-size: 10px;
    color: var(--color-text-secondary);
    margin-bottom: 2px;
}

.hud-stat .hud-value {
    font-size: 14px;
    font-weight: bold;
    color: var(--color-primary);
    font-family: 'Courier New', monospace;
}

#hud-timer .hud-value {
    color: #00ffff;
}

#hud-deaths .hud-value {
    color: #ff4444;
}

#hud-author .hud-value {
    color: #ffaa00;
    font-size: 12px;
}

/* Leaderboard Modal (Phase 6) */
.leaderboard-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.leaderboard-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
}

.leaderboard-modal-content {
    position: relative;
    background: var(--color-background);
    padding: 30px;
    border-radius: 8px;
    border: 2px solid var(--color-primary);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 0 20px rgba(68, 255, 255, 0.3);
}

.leaderboard-modal-title {
    font-size: 24px;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 10px;
}

.leaderboard-level-name {
    font-size: 16px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 20px;
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.leaderboard-empty {
    text-align: center;
    color: var(--color-text-secondary);
    padding: 20px;
}

.leaderboard-entry {
    display: grid;
    grid-template-columns: 50px 1fr 120px 100px;
    gap: 10px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    align-items: center;
    transition: background 0.2s;
}

.leaderboard-entry:hover {
    background: rgba(255, 255, 255, 0.1);
}

.leaderboard-rank {
    font-size: 18px;
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
}

.leaderboard-name {
    color: var(--color-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.leaderboard-time {
    font-family: 'Courier New', monospace;
    color: #00ffff;
    text-align: right;
}

.leaderboard-deaths {
    color: var(--color-text-secondary);
    font-size: 12px;
    text-align: right;
}

.leaderboard-user-best {
    background: rgba(68, 255, 255, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 20px;
}

.leaderboard-user-best-title {
    font-size: 14px;
    color: var(--color-primary);
    margin-bottom: 5px;
    font-weight: bold;
}

.leaderboard-user-best-stats {
    font-size: 14px;
    color: var(--color-text);
    font-family: 'Courier New', monospace;
}

.leaderboard-close-btn {
    background: var(--color-background);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: 10px 24px;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
}

.leaderboard-close-btn:hover {
    background: var(--color-primary);
    color: var(--color-background);
}

/* Mobile responsiveness for leaderboard */
@media (max-width: 600px) {
    .leaderboard-entry {
        grid-template-columns: 40px 1fr;
        gap: 5px;
        font-size: 12px;
    }

    .leaderboard-time,
    .leaderboard-deaths {
        grid-column: 2;
        text-align: left;
    }

    .leaderboard-time {
        margin-top: 5px;
    }
}

/* Animations (Phase 7 - Polish) */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Apply fade-in to modals */
.browser-modal,
.rating-modal,
.leaderboard-modal,
.auth-modal {
    animation: fadeIn 0.2s ease-out;
}

.browser-modal-content,
.rating-modal-content,
.leaderboard-modal-content,
.auth-modal-content {
    animation: slideIn 0.3s ease-out;
}

/* Loading state pulse */
.browser-empty-message,
.leaderboard-empty {
    animation: pulse 2s ease-in-out infinite;
}

/* Smooth transitions for interactive elements */
.menu-option,
.browser-level-card,
.leaderboard-entry,
.rating-star {
    transition: all 0.2s ease;
}

/* Focus visible improvements */
button:focus-visible,
.menu-option:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Improve button accessibility */
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* ============================================
   NOTIFICATION SYSTEM (Code Quality Phase 1)
   ============================================ */

/* Notification Container */
.notification-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
    pointer-events: none;
}

/* Notification Toast */
.notification {
    background: var(--color-bg-panel);
    border-left: 4px solid;
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    pointer-events: auto;
    animation: slideInRight 0.3s ease-out;
    min-width: 300px;
}

/* Notification Types */
.notification-success {
    border-left-color: #4caf50;
}

.notification-error {
    border-left-color: #f44336;
}

.notification-warning {
    border-left-color: #ff9800;
}

.notification-info {
    border-left-color: #2196f3;
}

/* Notification Icon */
.notification-icon {
    font-size: 20px;
    font-weight: bold;
    flex-shrink: 0;
}

.notification-success .notification-icon {
    color: #4caf50;
}

.notification-error .notification-icon {
    color: #f44336;
}

.notification-warning .notification-icon {
    color: #ff9800;
}

.notification-info .notification-icon {
    color: #2196f3;
}

/* Notification Text */
.notification-text {
    flex: 1;
    color: var(--color-text);
    font-size: 14px;
    line-height: 1.4;
}

/* Notification Close Button */
.notification-close {
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.notification-close:hover,
.notification-close:focus-visible {
    opacity: 1;
}

/* Notification Animations */
@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
        transform: translateX(400px);
    }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .notification-container {
        left: 20px;
        right: 20px;
        top: 60px;
    }

    .notification {
        min-width: auto;
    }
}

/* ============================================
   RACE HUD
   ============================================ */

#hud-race {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 10;
}

.race-timer {
    font-size: 24px;
    font-weight: bold;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    font-family: monospace;
}

.race-position {
    font-size: 12px;
    color: #aaaaaa;
    margin-top: 2px;
}

.race-countdown {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 72px;
    font-weight: bold;
    color: #ffd700;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.9);
    z-index: 100;
    font-family: monospace;
    animation: countdown-pulse 0.5s ease-out;
}

@keyframes countdown-pulse {
    0% { transform: translate(-50%, -50%) scale(1.5); opacity: 0.5; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

/* ============================================
   MULTIPLAYER UI
   ============================================ */

/* Multiplayer Content Layout */
.mp-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
}

.mp-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Labels */
.mp-label {
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mp-label-center {
    text-align: center;
}

/* Mode Selection */
.mp-mode-select {
    display: flex;
    gap: 8px;
}

.mp-mode-btn {
    flex: 1;
    background: var(--color-bg-button);
    color: var(--color-text-dim);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 10px 16px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.2s;
}

.mp-mode-btn:hover,
.mp-mode-btn:focus-visible {
    background: var(--color-bg-button-hover);
    color: var(--color-text);
    border-color: var(--color-primary);
}

.mp-mode-btn.mp-mode-active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-shadow);
}

/* Multiplayer Buttons */
.mp-btn {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 12px 20px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.2s;
    width: 100%;
}

.mp-btn:hover,
.mp-btn:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

.mp-btn-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.mp-btn-primary:hover,
.mp-btn-primary:focus-visible {
    background: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 15px var(--color-primary-glow-strong);
    transform: translateY(-2px);
}

.mp-btn-primary:active {
    transform: translateY(0);
}

.mp-btn-back {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text-dim);
    font-size: 14px;
}

.mp-btn-back:hover,
.mp-btn-back:focus-visible {
    color: var(--color-text);
    border-color: var(--color-text-dim);
}

.mp-btn-ready {
    background: var(--color-success);
    border-color: var(--color-success);
    color: #000;
}

.mp-btn-ready:hover,
.mp-btn-ready:focus-visible {
    background: #33cc33;
    box-shadow: 0 0 15px rgba(68, 255, 68, 0.4);
}

.mp-btn-row {
    display: flex;
    gap: 10px;
}

.mp-btn-row .mp-btn {
    flex: 1;
}

/* Input */
.mp-input {
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    padding: 12px;
    font-family: 'Courier New', monospace;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    letter-spacing: 4px;
    width: 100%;
    transition: all 0.2s;
}

.mp-input:focus,
.mp-input:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.mp-input::placeholder {
    color: var(--color-text-dim);
    letter-spacing: 0;
    font-size: 14px;
}

/* Divider */
.mp-divider {
    text-align: center;
    color: var(--color-text-dim);
    font-size: 14px;
    position: relative;
    padding: 5px 0;
}

.mp-divider::before,
.mp-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 35%;
    height: 1px;
    background: var(--color-border);
}

.mp-divider::before {
    left: 0;
}

.mp-divider::after {
    right: 0;
}

/* Error Message */
.mp-error {
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: 4px;
    padding: 10px;
    color: var(--color-danger);
    font-size: 14px;
    text-align: center;
}

/* Room Code Display */
.mp-room-code {
    font-size: 48px;
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
    letter-spacing: 8px;
    padding: 20px;
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    margin: 10px 0;
}

/* Player List */
.mp-player-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 15px 0;
    min-height: 80px;
}

.mp-player-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.mp-player-name {
    color: var(--color-text);
    font-weight: bold;
    font-size: 14px;
}

.mp-player-ready {
    color: var(--color-success);
    font-weight: bold;
    font-size: 12px;
    text-transform: uppercase;
}

.mp-player-waiting {
    color: var(--color-text-dim);
    font-size: 12px;
    text-transform: uppercase;
}

/* Match Results */
.mp-results {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 20px 0;
}

.mp-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    font-size: 14px;
}

.mp-result-row.mp-result-winner {
    border-color: var(--color-gold);
    background: rgba(255, 215, 0, 0.1);
    color: var(--color-gold);
}

/* Multiplayer Level Picker */
.mp-selected-level {
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--color-text-dim);
}

.mp-community-picker {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mp-level-picker-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.mp-level-picker-panel {
    background: var(--color-bg-panel);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    padding: 20px;
    max-width: 350px;
    width: 100%;
    max-height: 400px;
    display: flex;
    flex-direction: column;
}

.mp-level-picker-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    overflow-y: auto;
    max-height: 280px;
}

.mp-level-picker-item {
    padding: 10px 12px;
    background: var(--color-bg-button);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}

.mp-level-picker-item:hover,
.mp-level-picker-item:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
}

.mp-level-picker-name {
    font-weight: bold;
    font-size: 14px;
    color: var(--color-text);
}

.mp-level-picker-meta {
    font-size: 12px;
    color: var(--color-text-dim);
    margin-top: 2px;
}

/* Animations for multiplayer screens */
#multiplayer-menu,
#lobby-screen,
#match-result {
    animation: fadeIn 0.2s ease-out;
}

/* Responsive */
@media (max-width: 600px) {
    .mp-room-code {
        font-size: 36px;
        letter-spacing: 4px;
    }

    .mp-btn-row {
        flex-direction: column;
    }
}

/* ============================================
   EDITOR PROPERTIES PANEL
   ============================================ */

.editor-properties-panel {
    margin-top: 8px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}

.properties-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-bg-button);
    padding: 6px 8px;
    cursor: pointer;
    font-size: 11px;
    font-weight: bold;
    color: var(--color-text-muted);
    user-select: none;
    transition: background 0.2s;
}

.properties-header:hover {
    background: var(--color-bg-button-hover);
    color: var(--color-text);
}

.properties-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 8px;
    background: rgba(0, 0, 0, 0.2);
}

.properties-content.collapsed {
    display: none;
}

.property-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.property-label {
    font-size: 10px;
    color: var(--color-text-dim);
    min-width: 45px;
    flex-shrink: 0;
}

.property-input {
    flex: 1;
    background: var(--color-bg-button);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    padding: 3px 6px;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    min-width: 0;
}

.property-input:focus,
.property-input:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 4px var(--color-primary-glow);
}

.property-value {
    font-size: 10px;
    color: var(--color-text-dim);
    font-family: 'Courier New', monospace;
}

.property-btn {
    background: var(--color-bg-button);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    padding: 3px 8px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 10px;
    transition: all 0.2s;
}

.property-btn:hover,
.property-btn:focus-visible {
    background: var(--color-bg-button-hover);
    border-color: var(--color-primary);
    color: var(--color-text);
}

.property-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}