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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #0d1b2a;
    color: #ffffff;
    overflow: hidden;
}

.header {
    position: absolute;
    top: 10px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
    z-index: 100;
    pointer-events: none;
}

.header-left {
    display: flex;
    gap: 10px;
    pointer-events: auto;
}

.money-display {
    background: rgba(26, 35, 50, 0.95);
    border: 1px solid rgba(77, 166, 255, 0.3);
    border-radius: 8px;
    padding: 8px 15px;
    backdrop-filter: blur(10px);
}

.money-amount {
    font-size: 1.2em;
    font-weight: bold;
    color: #4da6ff;
    line-height: 1.2;
}

.money-rate {
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.7);
}

.dm-display {
    background: rgba(160, 80, 255, 0.2);
    border: 1px solid rgba(160, 80, 255, 0.5);
    color: #a050ff;
    font-weight: bold;
    padding: 0 12px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    font-size: 0.9em;
    backdrop-filter: blur(10px);
}

.header-controls {
    display: flex;
    gap: 5px;
    align-items: center;
    pointer-events: auto;
}

.node-counter {
    position: absolute;
    bottom: 70px;
    left: 15px;
    background: rgba(26, 35, 50, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    padding: 8px 15px;
    font-size: 0.85em;
    color: rgba(255, 255, 255, 0.9);
    z-index: 100;
    backdrop-filter: blur(10px);
    pointer-events: none;
}

.icon-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

canvas {
    display: block;
    width: 100vw;
    height: 100vh;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #1a2332;
    margin: 10% auto;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    width: 80%;
    max-width: 400px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    font-size: 0.9em;
}

.modal-content h2 {
    margin-bottom: 10px;
    color: #4da6ff;
    font-size: 1.2em;
}

.modal-content h3 {
    margin: 15px 0 8px 0;
    color: #7ab8ff;
    font-size: 1em;
}

.modal-content p {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.modal-content ul {
    list-style: none;
    line-height: 1.6;
}

.modal-content li {
    margin-bottom: 5px;
}

.modal-content.welcome {
    max-width: 500px;
    padding: 20px;
}

.instructions {
    text-align: left;
    margin: 20px 0;
}

.instructions ul {
    margin-left: 0;
    padding-left: 10px;
}

.instructions ul ul {
    margin-left: 20px;
    margin-top: 5px;
    font-size: 0.95em;
}

.instructions li::before {
    content: "• ";
    color: #4da6ff;
    font-weight: bold;
    margin-right: 5px;
}

.start-button {
    background: linear-gradient(135deg, #4da6ff, #3d85cc);
    border: none;
    color: white;
    padding: 12px 30px;
    font-size: 1em;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(77, 166, 255, 0.3);
}

.start-button:hover {
    background: linear-gradient(135deg, #5db6ff, #4d96dd);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(77, 166, 255, 0.4);
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 20px;
}

.close:hover,
.close:focus {
    color: white;
}

/* Control Panel */
.control-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(26, 35, 50, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 15px 60px 15px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    z-index: 200;
    backdrop-filter: blur(10px);
    max-height: 45vh;
    overflow-y: auto;
}

.control-panel.open {
    transform: translateY(0);
}

.toggle-btn {
    position: fixed;
    bottom: 10px;
    right: 10px;
    background: rgba(26, 35, 50, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2em;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
    z-index: 250;
}

.toggle-btn:hover {
    background: rgba(77, 166, 255, 0.3);
    transform: scale(1.1);
}

.panel-content {
    max-width: 1200px;
    margin: 0 auto;
}

.tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.tab-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    padding: 6px 12px;
    cursor: pointer;
    font-size: 0.85em;
    transition: all 0.3s;
    border-bottom: 2px solid transparent;
}

.tab-btn:hover {
    color: white;
}

.tab-btn.active {
    color: #4da6ff;
    border-bottom-color: #4da6ff;
}

.panel-actions {
    position: absolute;
    top: 10px;
    right: 60px;
    display: flex;
    gap: 5px;
}

.action-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.3s;
}

.action-btn:hover {
    background: rgba(77, 166, 255, 0.3);
    transform: scale(1.1);
}

.action-btn-text {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 6px 12px;
    height: 30px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.75em;
    transition: all 0.3s;
    min-width: 55px;
}

.action-btn-text:hover {
    background: rgba(77, 166, 255, 0.3);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.sliders-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 5px;
}

@media (max-width: 768px) {
    .sliders-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.slider-group {
    margin-bottom: 0;
}

.slider-group label {
    display: block;
    margin-bottom: 2px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.7em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.slider-group input[type="range"] {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    outline: none;
    border-radius: 2px;
    -webkit-appearance: none;
}

.slider-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: #4da6ff;
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(77, 166, 255, 0.5);
}

.slider-group input[type="range"]::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: #4da6ff;
    cursor: pointer;
    border-radius: 50%;
    border: none;
    box-shadow: 0 0 8px rgba(77, 166, 255, 0.5);
}

/* Stats Tab */
.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85em;
}

.stat-label {
    color: rgba(255, 255, 255, 0.7);
}

.stat-value {
    color: #4da6ff;
    font-weight: bold;
}

/* Fullscreen mode adjustments */
body:fullscreen .header,
body:-webkit-full-screen .header,
body:-moz-full-screen .header {
    background: rgba(13, 27, 42, 0.8);
    padding: 10px 20px;
}

/* Scrollbar styling */
.control-panel::-webkit-scrollbar {
    width: 8px;
}

.control-panel::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

.control-panel::-webkit-scrollbar-thumb {
    background: rgba(77, 166, 255, 0.5);
    border-radius: 4px;
}

.control-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(77, 166, 255, 0.7);
}

/* Game UI Styles */

.upgrade-list, .dm-upgrade-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.upgrade-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    padding: 10px;
    transition: all 0.3s;
}

.upgrade-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(77, 166, 255, 0.3);
}

.upgrade-info {
    flex: 1;
}

.upgrade-name {
    font-weight: bold;
    color: white;
    font-size: 0.9em;
    margin-bottom: 2px;
}

.upgrade-desc {
    font-size: 0.75em;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2px;
}

.upgrade-level {
    font-size: 0.7em;
    color: #4da6ff;
}

.buy-btn {
    background: linear-gradient(135deg, #4da6ff, #3d85cc);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.85em;
    transition: all 0.3s;
    min-width: 70px;
}

.buy-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #5db6ff, #4d96dd);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(77, 166, 255, 0.3);
}

.buy-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.dm-btn {
    background: linear-gradient(135deg, #a050ff, #8040cc);
}

.dm-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #b060ff, #9050dd);
    box-shadow: 0 4px 10px rgba(160, 80, 255, 0.3);
}

/* Node Types */

.node-types {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.node-type-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.node-type-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(77, 166, 255, 0.3);
}

.node-type-preview {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    flex-shrink: 0;
}

.node-type-info {
    flex: 1;
}

.node-type-name {
    font-weight: bold;
    color: white;
    font-size: 0.9em;
}

.node-type-desc {
    font-size: 0.75em;
    color: rgba(255, 255, 255, 0.6);
}

.node-type-selected {
    background: rgba(77, 166, 255, 0.3);
    color: #4da6ff;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.7em;
    font-weight: bold;
}

.node-type-select {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.7em;
    font-weight: bold;
}

.node-type-locked {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.5);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.7em;
}

/* Prestige */

.prestige-section {
    text-align: center;
}

.prestige-gain {
    background: rgba(160, 80, 255, 0.1);
    border: 2px solid rgba(160, 80, 255, 0.3);
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.8);
}

.prestige-amount {
    font-size: 1.5em;
    font-weight: bold;
    color: #a050ff;
    margin-top: 5px;
}

.prestige-btn {
    background: linear-gradient(135deg, #a050ff, #8040cc);
    border: none;
    color: white;
    padding: 12px 40px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1em;
    transition: all 0.3s;
    margin-bottom: 20px;
}

.prestige-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #b060ff, #9050dd);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(160, 80, 255, 0.4);
}

.prestige-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Achievements */

.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    padding: 10px;
    transition: all 0.3s;
}

.achievement-item.unlocked {
    background: rgba(77, 166, 255, 0.1);
    border-color: rgba(77, 166, 255, 0.3);
}

.achievement-item.locked {
    opacity: 0.6;
}

.achievement-icon {
    font-size: 2em;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.achievement-info {
    flex: 1;
}

.achievement-name {
    font-weight: bold;
    color: white;
    font-size: 0.9em;
    margin-bottom: 2px;
}

.achievement-desc {
    font-size: 0.75em;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2px;
}

.achievement-reward {
    font-size: 0.7em;
    color: #4da6ff;
    font-weight: bold;
}