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

body {
    font-family: Arial, sans-serif;
    background-color: #222;
    color: white;
    touch-action: manipulation;
    overflow: hidden;
    height: 100vh;
}

.game-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 800px;
    margin: 0 auto;
}

.game-info {
    padding: 10px;
    background-color: #333;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.resources {
    display: flex;
    justify-content: space-between;
    font-size: 1.2rem;
    font-weight: bold;
}

.tower-selection {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.tower-btn {
    padding: 8px 12px;
    background-color: #4CAF50;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

.tower-btn:hover {
    background-color: #45a049;
}

.tower-btn.selected {
    background-color: #2196F3;
}

.tower-btn:disabled {
    background-color: #777;
    cursor: not-allowed;
}

.game-controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.game-controls button {
    padding: 8px 16px;
    background-color: #2196F3;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

#back-to-menu {
    background-color: #f44336;
}
#back-to-menu:hover {
    background-color: #d32f2f;
}

#create-enemy-btn {
    background-color: #ff5722;
}

#create-enemy-btn:hover {
    background-color: #e64a19;
}

#create-tower-btn {
    background-color: #9C27B0;
}
#create-tower-btn:hover {
    background-color: #7B1FA2;
}

#game-board {
    flex-grow: 1;
    background-color: #555;
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
    display: grid;
    justify-content: start;
    align-content: start;
    min-height: 0;
}

#ad-image-block-game {
    width: min(720px, calc(100% - 24px));
    height: 76px;
    margin: 8px auto;
    z-index: 50;
}

.cell {
    background-color: #8bc34a;
    border: 1px solid rgba(0, 0, 0, 0.1);
    position: relative;
    transition: background-color 0.2s;
}

.cell.path {
    background-color: #795548;
}

.cell.non-buildable {
    background-color: #3a3a3a;
    border: 1px solid #222;
}

.cell.tower-placement-valid {
    background-color: rgba(76, 175, 80, 0.5);
}

.cell.tower-placement-invalid {
    background-color: rgba(244, 67, 54, 0.5);
}

.tower {
    position: absolute;
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.tower-turret {
    position: absolute;
    width: 60%;
    height: 20%;
    background-color: rgba(0, 0, 0, 0.7);
    transform-origin: center left;
    left: 50%;
    border-radius: 3px;
}

.tower-range {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(33, 150, 243, 0.2);
    pointer-events: none;
    z-index: 1;
    border: 1px solid rgba(33, 150, 243, 0.4);
}

.tower-basic {
    background-color: #2196F3;
}

.tower-basic .tower-turret {
    background-color: #0d47a1;
}

.tower-sniper {
    background-color: #9C27B0;
}

.tower-sniper .tower-turret {
    background-color: #4a148c;
    width: 70%;
    height: 15%;
}

.tower-splash {
    background-color: #FF9800;
}

.tower-splash .tower-turret {
    background-color: #e65100;
    width: 50%;
    height: 25%;
    border-radius: 3px 10px 10px 3px;
}

.tower-frost {
    background-color: #00BCD4;
    border: 2px solid #80DEEA;
}

.tower-frost .tower-turret {
    background-color: #006064;
    height: 18%;
    border-radius: 3px 5px 5px 3px;
}

.tower-lightning {
    background-color: #FFEB3B;
    border: 2px solid #FFF59D;
}

.tower-lightning .tower-turret {
    background-color: #F57F17;
    height: 18%;
    border-radius: 3px;
}

.tower-poison {
    background-color: #4CAF50;
    border: 2px solid #81C784;
}

.tower-poison .tower-turret {
    background-color: #1B5E20;
    border-radius: 3px 8px 8px 3px;
    width: 55%;
}

.tower-bomb {
    background-color: #FF5722;
    border: 2px solid #FFAB91;
}

.tower-bomb .tower-turret {
    background-color: #BF360C;
    height: 30%;
    width: 45%;
    border-radius: 6px;
}

.tower-laser {
    background-color: #E91E63;
    border: 2px solid #F48FB1;
}

.tower-laser .tower-turret {
    background-color: #880E4F;
    height: 15%;
    width: 80%;
}

.tower-spikeFactory {
    background-color: #795548;
    border: 2px solid #A1887F;
}

.tower-spikeFactory .tower-turret {
   display: none; /* No turret */
}

.enemy {
    position: absolute;
    left: 0;
    top: 0;
    border-radius: 50%;
    z-index: 3;
    will-change: transform;
}

.enemy-basic {
    background-color: #F44336;
}

.enemy-fast {
    background-color: #FFEB3B;
    box-shadow: 0 0 5px #FFC107;
}

.enemy-tank {
    background-color: #607D8B;
    border: 2px solid #455A64;
}

.enemy-swift {
    background-color: #00BCD4;
    box-shadow: 0 0 8px #00BCD4;
}

.enemy-armored {
    background-color: #795548;
    border: 3px solid #4E342E;
}

.enemy-phantom {
    background-color: #9C27B0;
    box-shadow: 0 0 10px #9C27B0;
    opacity: 0.8;
}

.projectile {
    position: absolute;
    left: 0;
    top: 0;
    background-color: white;
    border-radius: 50%;
    width: 8px;
    height: 8px;
    transform: translate(-50%, -50%);
    z-index: 4;
}

.projectile-frost {
    background-color: #00BCD4;
    box-shadow: 0 0 5px 3px #80DEEA;
}

.projectile-poison {
    background-color: #4CAF50;
    box-shadow: 0 0 5px 2px #A5D6A7;
}

.projectile-lightning {
    background-color: #FFEB3B;
    box-shadow: 0 0 8px #FFF176;
}

.projectile-bomb {
    background-color: #FF5722;
    width: 12px;
    height: 12px;
}

.laser-beam {
    position: absolute;
    height: 4px;
    background-color: #F48FB1;
    box-shadow: 0 0 8px #E91E63;
    transform-origin: left center;
    z-index: 4;
}

.lightning-chain {
    position: absolute;
    height: 3px;
    background-color: #FFEB3B;
    box-shadow: 0 0 10px #FFF176;
    transform-origin: left center;
    z-index: 4;
    opacity: 0.8;
}

.status-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    pointer-events: none;
    z-index: 5;
    opacity: 0.5;
}

.slow-effect {
    box-shadow: 0 0 5px 3px #00BCD4;
    border: 1px solid #00BCD4;
}

.poison-effect {
    box-shadow: 0 0 5px 2px #4CAF50;
    border: 1px solid #4CAF50;
}

.stun-effect {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    color: #FFEB3B;
    font-size: 16px;
    animation: rotate 1s linear infinite, stun-pulse 1s ease-in-out infinite;
    text-shadow: 0 0 4px black;
}

.stun-effect::before {
    content: '★';
}

.damage-text {
    position: absolute;
    color: white;
    font-size: 10px;
    font-weight: bold;
    text-shadow: 0 0 2px black;
    pointer-events: none;
    z-index: 6;
    transform: translate(-50%, -50%);
    transition: all 0.5s;
}

.poison-damage {
    color: #81C784;
}

.health-bar {
    position: absolute;
    height: 3px;
    background-color: #4CAF50;
    bottom: -5px;
    left: 0;
    transition: width 0.2s ease-in-out;
}

.tutorial {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.tutorial-content {
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
    max-width: 90%;
    text-align: center;
    max-height: 90vh;
    overflow-y: auto;
    animation: menu-fade-in 0.3s ease-out;
}

.tutorial-content h2 {
    margin-bottom: 15px;
    color: #4CAF50;
}

.tutorial-content p {
    margin-bottom: 10px;
}

.tutorial-content button {
    margin-top: 15px;
    padding: 8px 16px;
    background-color: #2196F3;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
}

.toggle-btn {
    padding: 8px 16px;
    background-color: #777;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
}

.toggle-btn.active {
    background-color: #4CAF50;
}

.spike-pile {
    position: absolute;
    width: 25px;
    height: 25px;
    background-image: url('https://assets.website-files.com/622b71563f14920e599187a5/624385a53555234557b4927f_spikes.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
    opacity: 0.8;
    transition: opacity 0.5s;
}

.upgrade-menu {
    position: fixed;
    top: 0;
    right: 0;
    transform: none;
    left: auto;
    width: 300px;
    height: 100%;
    max-width: 100%;
    background-color: #333;
    border-radius: 0;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
    z-index: 10;
    display: none;
    flex-direction: column;
    padding: 15px;
    overflow-y: auto;
}

.upgrade-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px solid #555;
    padding-bottom: 10px;
}

.upgrade-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

#close-upgrade {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.upgrade-paths {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.upgrade-path {
    background-color: #444;
    padding: 10px;
    border-radius: 6px;
    min-height: 110px;
}

.path-name {
    font-weight: bold;
    margin-bottom: 8px;
    color: #4CAF50;
}

.seismic-ring {
    position: absolute;
    width: 120%;
    height: 120%;
    top: -10%;
    left: -10%;
    border: 2px dashed #D84315;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.upgrade-levels {
    display: flex;
    gap: 5px;
    margin-bottom: 8px;
}

.level-node {
    width: 20px;
    height: 8px;
    background-color: #666;
    border-radius: 4px;
}

.level-node.active {
    background-color: #4CAF50;
}

.upgrade-btn {
    width: 100%;
    padding: 6px;
    background-color: #2196F3;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

.upgrade-btn:hover {
    background-color: #1976D2;
}

.upgrade-btn:disabled {
    background-color: #777;
    cursor: not-allowed;
}

.tower-stats {
    margin-top: 15px;
    padding: 10px;
    background-color: #444;
    border-radius: 6px;
    font-size: 0.9rem;
}

.stat-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}

.upgrade-description {
    font-size: 0.8rem;
    color: #BBB;
    margin-top: 5px;
    margin-bottom: 8px;
    line-height: 1.2;
}

.upgrade-description .value {
    color: #8BC34A;
    font-weight: bold;
}

.tower-level-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #4CAF50;
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
}

.special-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.6;
    animation: pulse 2s infinite;
}

.tier-4 {
    box-shadow: 0 0 10px 5px rgba(33, 150, 243, 0.7);
    border-radius: 50%;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.6;
    animation: pulse 2s infinite;
}

.tier-5 {
    box-shadow: 0 0 15px 8px rgba(255, 215, 0, 0.7);
    border-radius: 50%;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.7;
    animation: pulse 1.5s infinite, rotate 6s linear infinite;
}

.tier-5.path-1 {
    border: 2px solid #FF5722;
}

.tier-5.path-2 {
    border: 2px solid #E91E63;
}

.tier-5.path-3 {
    border: 2px solid #9C27B0;
}

.tier5-projectile {
    box-shadow: 0 0 10px 5px rgba(255, 215, 0, 0.7);
    background-color: #FFC107;
    width: 12px !important;
    height: 12px !important;
}

.tier5-explosion {
    box-shadow: 0 0 20px 10px rgba(255, 87, 34, 0.7);
    background-color: #FF5722 !important;
}

.critical-damage {
    color: #FF5722;
    font-size: 14px !important;
    font-weight: bold;
    text-shadow: 0 0 4px #000;
}

.storm-effect {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(33, 150, 243, 0.3) 0%, rgba(33, 150, 243, 0) 70%);
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

.storm-lightning {
    position: absolute;
    height: 4px;
    background-color: #FFC107;
    box-shadow: 0 0 10px 2px #FFEB3B;
    transform-origin: left center;
    z-index: 4;
    opacity: 0.8;
}

.frozen-effect {
    box-shadow: 0 0 5px 3px #2196F3;
    border: 1px solid #2196F3;
    background-color: rgba(33, 150, 243, 0.3);
}

.lingering-effect {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 87, 34, 0.3) 0%, rgba(255, 87, 34, 0) 70%);
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

.wave-completion-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background-color: rgba(76, 175, 80, 0.9);
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    font-size: 1.2rem;
    text-align: center;
    opacity: 0;
    transition: all 0.3s;
    z-index: 8;
    display: flex;
    flex-direction: column;
    gap: 5px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

.wave-completion-message.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.code-copy {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #333;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    z-index: 10;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.code-copy-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.code-copy-header h3 {
    margin: 0;
    font-size: 1rem;
    color: #4CAF50;
}

#close-code-copy {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.code-copy-buttons {
    display: flex;
    gap: 10px;
}

.code-copy-buttons button {
    padding: 8px 12px;
    background-color: #2196F3;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

.code-copy-buttons button:hover {
    background-color: #1976D2;
}

.copy-status {
    font-size: 0.9rem;
    height: 20px;
    color: #8BC34A;
    text-align: center;
}

.sell-container {
    margin-top: 15px;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.sell-btn, .move-btn {
    flex: 1;
    padding: 8px;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 1rem;
}

.sell-btn {
    background-color: #F44336;
}

.sell-btn:hover {
    background-color: #D32F2F;
}

.move-btn {
    background-color: #FF9800;
}

.move-btn:hover {
    background-color: #FB8C00;
}

.move-btn:disabled {
    background-color: #777;
    cursor: not-allowed;
}

.ai-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 11;
}

.ai-menu-content {
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.ai-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #555;
    padding-bottom: 10px;
}

.ai-menu-header h3 {
    margin: 0;
    font-size: 1.2rem;
    color: #9C27B0;
}

#close-ai-creator, #close-ai-enemy-creator {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.ai-menu-content p {
    color: #ccc;
    font-size: 0.9rem;
    text-align: center;
    margin-bottom: 0;
}

.ai-menu-content input,
.ai-menu-content textarea {
    width: 100%;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #555;
    background-color: #222;
    color: white;
    font-family: Arial, sans-serif;
    font-size: 1rem;
}

.ai-menu-content textarea {
    min-height: 100px;
    resize: vertical;
}

#generate-ai-tower {
    padding: 10px 16px;
    background-color: #9C27B0;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

#generate-ai-tower:hover {
    background-color: #7B1FA2;
}

#generate-ai-tower:disabled, #generate-ai-enemy:disabled {
    background-color: #777;
    cursor: not-allowed;
}

#ai-status {
    text-align: center;
    min-height: 20px;
    color: #8BC34A;
}

#generate-ai-enemy {
    padding: 10px 16px;
    background-color: #ff5722;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

#generate-ai-enemy:hover {
    background-color: #e64a19;
}

#ai-enemy-status {
    text-align: center;
    min-height: 20px;
    color: #8BC34A;
}

.custom-tower-btn {
    background-color: #9C27B0 !important;
    border: 1px solid #7B1FA2;
}

.custom-tower-btn:hover {
    background-color: #8e24aa !important;
}

.custom-tower-btn.selected {
    background-color: #6A1B9A !important;
}

.footer-promo {
    color: #FFC107;
    font-size: 0.9rem;
    padding: 10px 15px;
    border-radius: 8px;
    background-color: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.2);
}

/* Advertisement image blocks */
.ad-image-block {
    width: 220px;
    height: 220px;
    min-width: 100px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 10px;
    margin: 12px auto;
    overflow: hidden;
}

#ad-image-block-menu {
    width: 240px;
    height: 240px;
}

#ad-image-block-game {
    position: fixed;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: min(720px, calc(100% - 24px));
    height: 90px;
    z-index: 50;
}

.ad-rewarded-btn {
    display: block;
    width: 100%;
    margin: 8px 0;
    padding: 12px;
    background: linear-gradient(135deg, #ff5722, #ff9800);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.3s, transform 0.2s;
}

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

/* Custom enemy spawn panel */
.custom-enemy-panel-container {
    background-color: #222;
    padding: 10px;
    border-radius: 4px;
    text-align: center;
    display: none; /* Initially hidden */
}
.custom-enemy-panel-container h4 {
    margin-top: 0;
    margin-bottom: 5px;
    color: #FF5722;
}
.custom-enemy-panel-container p {
    font-size: 0.8em;
    color: #999;
    margin-top: 0;
    margin-bottom: 10px;
}
.custom-enemy-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.custom-enemy-spawn-btn {
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}
.custom-enemy-spawn-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.1);
}
.custom-enemy-spawn-btn:disabled {
    background-color: #777 !important;
    cursor: not-allowed;
    transform: none;
    filter: brightness(0.7);
    box-shadow: none !important;
}

#broadcast-container {
    position: fixed;
    top: 12%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 200;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 80%;
    max-width: 700px;
}

.broadcast-message {
    background-color: rgba(255, 193, 7, 0.95);
    color: #1a1a1a;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 1.3rem;
    font-weight: bold;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    border: 2px solid #FFECB3;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    width: fit-content;
    max-width: 100%;
}

.broadcast-message.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Tower upgrade paths styling */
.path-upgrade {
    position: absolute;
    pointer-events: none;
    z-index: 2;
}

/* Basic tower path upgrades */
.tower-basic.path-1-level-1 {
    border: 1px solid #2196F3;
}
.tower-basic.path-1-level-2 {
    border: 2px solid #2196F3;
}
.tower-basic.path-1-level-3, .tower-basic.path-1-level-4 {
    border: 2px solid #2196F3;
    box-shadow: 0 0 5px #2196F3;
}
.tower-basic.path-1-level-5 {
    border: 3px solid #2196F3;
    box-shadow: 0 0 10px #2196F3;
}

.tower-basic.path-2-level-1 {
    border: 1px solid #FF5722;
}
.tower-basic.path-2-level-2 {
    border: 2px solid #FF5722;
}
.tower-basic.path-2-level-3, .tower-basic.path-2-level-4 {
    border: 2px solid #FF5722;
    box-shadow: 0 0 5px #FF5722;
}
.tower-basic.path-2-level-5 {
    border: 3px solid #FF5722;
    box-shadow: 0 0 10px #FF5722;
}

.tower-basic.path-3-level-1 {
    border: 1px solid #4CAF50;
}
.tower-basic.path-3-level-2 {
    border: 2px solid #4CAF50;
}
.tower-basic.path-3-level-3, .tower-basic.path-3-level-4 {
    border: 2px solid #4CAF50;
    box-shadow: 0 0 5px #4CAF50;
}
.tower-basic.path-3-level-5 {
    border: 3px solid #4CAF50;
    box-shadow: 0 0 10px #4CAF50;
}

/* Tower upgrade features */
.longer-barrel {
    width: 70% !important;
}

.thicker-barrel {
    height: 25% !important;
}

.massive-barrel {
    height: 35% !important;
    width: 75% !important;
    background-color: #BF360C !important;
}

.second-turret, .third-turret {
    position: absolute;
    width: 60%;
    height: 20%;
    background-color: rgba(0, 0, 0, 0.7);
    transform-origin: center left;
    left: 50%;
    border-radius: 3px;
}

.second-turret {
    transform: rotate(25deg);
}

.third-turret {
    transform: rotate(-25deg);
}

.reinforced-tower {
    background-color: #0D47A1 !important;
}

.scope, .enhanced-scope {
    position: absolute;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    border: 2px solid #555;
    background-color: #CCC;
    top: -5px;
    right: -5px;
    z-index: 3;
}

.enhanced-scope {
    background-color: #FF5722;
    border: 2px solid #BF360C;
}

.satellite-antenna {
    position: relative;
}

.satellite-antenna::before {
    content: '';
    position: absolute;
    width: 3px;
    height: 20px;
    background-color: #555;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.satellite-antenna::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #FFC107;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

/* --- Main Menu --- */
#main-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #1a1a1a;
    background-image: linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%, rgba(0,0,0,0.1));
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-y: auto;
}

.menu-content {
    background-color: #2c2c2c;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    text-align: center;
    border: 1px solid #444;
    animation: menu-fade-in 0.5s ease-out;
    width: 90%;
    max-width: 450px;
    margin: auto;
}

#start-game-btn {
    width: 100%;
    padding: 15px;
    font-size: 1.3rem;
    font-weight: bold;
    background-color: #2196F3;
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
}

#start-game-btn:hover {
    background-color: #1976d2;
    box-shadow: 0 0 15px rgba(33, 150, 243, 0.5);
    transform: scale(1.05);
}

#loading-status {
    margin-top: 15px;
    color: #aaa;
    font-size: 0.9rem;
    font-style: italic;
    min-height: 1.2em;
}

.menu-footer {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.menu-footer button {
    background: none;
    border: none;
    color: #888;
    cursor: pointer;
    font-size: 1rem;
    transition: color 0.3s;
}
.menu-footer button:hover {
    color: white;
}

.menu-options {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.game-setup-panel {
    background-color: #222;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.game-setup-panel h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #eee;
    font-size: 1.4rem;
}

.option-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.option-group label {
    font-size: 1.2rem;
    color: #aaa;
}

.button-group {
    display: flex;
    justify-content: center;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #444;
}

.difficulty-btn {
    padding: 10px 15px;
    background-color: transparent;
    border: none;
    color: #aaa;
    cursor: pointer;
    transition: all 0.3s;
    border-right: 1px solid #444;
}
.difficulty-btn:last-child {
    border-right: none;
}
.difficulty-btn:hover {
    background-color: #383838;
    color: white;
}
.difficulty-btn.active {
    background-color: #4CAF50;
    color: white;
    font-weight: bold;
}

#map-select {
    padding: 12px;
    font-size: 1rem;
    background-color: #333;
    border: 1px solid #555;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    width: 100%;
    text-align: center;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    transition: all 0.3s;
}

#map-select:hover {
    background-color: #444;
    border-color: #666;
}

#custom-tower-list-container {
    background-color: #222;
    padding: 20px;
    border-radius: 8px;
    text-align: left;
}

#custom-tower-list-container h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #eee;
    font-size: 1.4rem;
    text-align: center;
}

#custom-tower-list {
    max-height: 150px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-right: 10px; /* for scrollbar */
}

.custom-tower-list-item {
    background-color: #383838;
    padding: 8px 12px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid #9C27B0;
}

.custom-tower-list-item .name {
    font-weight: bold;
    color: #ddd;
    flex-grow: 1;
}

.custom-tower-list-item .cost {
    color: #FFC107;
    font-size: 0.9em;
    margin-left: 10px;
}

.delete-tower-btn {
    background: none;
    border: none;
    color: #aaa;
    font-size: 1.6rem;
    font-weight: bold;
    cursor: pointer;
    padding: 0 5px;
    line-height: 1;
    transition: color 0.2s ease, transform 0.2s ease;
    margin-left: 10px;
}

.delete-tower-btn:hover {
    color: #f44336;
    transform: scale(1.2);
}

.delete-tower-btn:disabled {
    color: #666;
    cursor: not-allowed;
    transform: none;
}

/* --- Game Over Screen --- */
#game-over-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 25; /* High z-index to be on top of everything */
    text-align: center;
    color: white;
    backdrop-filter: blur(5px);
    animation: game-over-fade-in 0.5s;
}

#game-over-content {
    background-color: rgba(44, 44, 44, 0.9);
    padding: 30px 50px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid #555;
    width: 90%;
    max-width: 500px;
}

#game-over-content h1 {
    font-size: 3rem;
    color: #f44336;
    margin-bottom: 25px;
    text-shadow: 0 0 15px rgba(244, 67, 54, 0.6);
    font-weight: bold;
    letter-spacing: 2px;
}

.game-over-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 25px;
    background-color: rgba(0,0,0,0.2);
    padding: 20px;
    border-radius: 8px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-label {
    color: #aaa;
    font-size: 1rem;
    margin-bottom: 5px;
}

.stat-value {
    color: white;
    font-size: 2rem;
    font-weight: bold;
}

.final-message {
    font-size: 1.1rem;
    color: #ccc;
    margin-bottom: 30px;
    font-style: italic;
}

#game-over-content button {
    padding: 12px 25px;
    font-size: 1.1rem;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    margin: 10px;
    min-width: 180px;
}

#restart-game-btn {
    background-color: #4CAF50;
}

#restart-game-btn:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
}

#game-over-to-menu-btn {
    background-color: #2196F3;
}

#game-over-to-menu-btn:hover {
    background-color: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

@media (max-width: 600px) {
    .resources {
        font-size: 0.9rem;
    }
    
    .tower-btn, .game-controls button {
        padding: 6px 8px;
        font-size: 0.9rem;
    }
    
    .upgrade-menu {
        width: 95%;
        max-width: 350px;
    }

    .game-title {
        font-size: 2.2rem;
    }

    #game-over-content h1 {
        font-size: 2.5rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .game-over-stats {
        flex-direction: column;
        gap: 15px;
    }

    .broadcast-message { font-size: 1rem; padding: 10px 15px; }
    #broadcast-container { top: 10%; }
}

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

@keyframes game-over-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.05); }
    100% { opacity: 0.6; transform: scale(1); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes stun-pulse {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(180deg); }
    100% { transform: scale(1) rotate(360deg); }
}

@keyframes fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}
/* Standalone site shell */
.site-header, .site-footer { display:flex; align-items:center; justify-content:space-between; gap:20px; padding:16px max(24px, calc((100vw - 1120px) / 2)); background:#101722; color:#fff; }
.site-header { border-bottom:1px solid rgba(255,255,255,.12); }
.site-brand { color:#fff; font-weight:800; font-size:1.1rem; text-decoration:none; letter-spacing:.02em; }
.site-header nav, .site-footer { display:flex; gap:18px; flex-wrap:wrap; }
.site-header a, .site-footer a { color:#c9dcff; text-decoration:none; }
.site-header a:hover, .site-footer a:hover { text-decoration:underline; }
.content-section { width:min(920px, calc(100% - 32px)); margin:30px auto; color:#dce4f3; line-height:1.6; }
.content-section h2 { color:#fff; }
.site-footer { margin-top:34px; justify-content:center; font-size:.9rem; color:#b8c2d3; }
.ad-slot { width:min(728px, calc(100% - 32px)); min-height:90px; margin:24px auto; text-align:center; color:#9eabc0; font-size:.75rem; }
.coming-soon { opacity:.65; }
@media (max-width: 640px) { .site-header { align-items:flex-start; flex-direction:column; gap:10px; } }