:root {
    --bg-color: #1a1a1a;
    --text-color: #e0e0e0;
    --primary-color: #c0a060; /* Muted Gold */
    --panel-bg-color: #2c2c2c;
    --panel-border-color: #444;
    --item-bg-color: #383838;
    --item-hover-bg-color: #4a4a4a;
    --disabled-opacity: 0.4;
    --footer-text-color: #888;
}

body {
    font-family: 'Open Sans', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

h2, h3 {
    font-family: 'Noto Serif JP', serif;
    color: var(--primary-color);
    text-align: center;
    border-bottom: 1px solid var(--panel-border-color);
    padding-bottom: 10px;
    margin-top: 0;
    font-weight: 700;
}

#game-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    max-width: 800px; /* Limit width on large screens */
    margin: auto; /* Center on large screens */
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid var(--panel-border-color);
    overflow: hidden; /* Ensures content stays within rounded corners */
}

#panels-container {
    flex: 1;
    position: relative;
    overflow-y: auto;
    padding-bottom: 120px; /* Prevent content from being hidden by the tab menu & ads */
}

.panel {
    display: none;
    padding: 25px;
    box-sizing: border-box;
    height: 100%;
    overflow-y: auto;
}

.panel.active {
    display: block;
}

#game-panel #clicker-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.tab-menu {
    position: fixed;
    bottom: 0px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-around;
    background-color: #222;
    padding: 10px 0;
    z-index: 100;
    border-top: 1px solid var(--panel-border-color);
}

.tab-menu button {
    background-color: transparent;
    color: var(--text-color);
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 16px;
    transition: color 0.3s, background-color 0.3s;
    border-radius: 5px;
    width: 20%;
}

.tab-menu button.active, .tab-menu button:hover {
    color: var(--primary-color);
    background-color: var(--item-bg-color);
}

.ads {
    position: fixed;
    bottom: 0;
    left: 0;
    max-width: 2400px;
    width: 100%;
    height: 50px;
    background-color: #222;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    border-top: 1px solid var(--panel-border-color);
    box-sizing: border-box;
}

.ads p {
    margin: 0;
    color: var(--footer-text-color);
    font-size: 14px;
}

#score-container {
    text-align: center;
    margin-bottom: 30px;
}

#score-container p {
    margin: 8px 0;
    font-size: 1.8em;
    font-family: 'Noto Serif JP', serif;
}

#score-container #score {
    color: var(--primary-color);
    font-weight: 700;
}

#cookie-container {
    text-align: center;
}

#cookie {
    width: 200px;
    height: 200px;
    cursor: pointer;
    background-image: url('../../../images/clicker-images/cookie.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    transition: transform 0.1s;
    outline: none;
    -webkit-tap-highlight-color: transparent; /* For mobile */
}

#cookie:focus, #cookie:active {
    outline: none;
}

.shop-item, .upgrade-item, .achievement {
    background-color: var(--item-bg-color);
    border: 1px solid var(--panel-border-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 8px;
    transition: opacity 0.3s, background-color 0.3s;
    opacity: var(--disabled-opacity);
    cursor: not-allowed;
}

.upgrade-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.upgrade-item-info {
    flex-grow: 1;
}

.upgrade-button {
    margin-left: 20px;
    flex-shrink: 0;
}

.shop-item.unlocked, .upgrade-item.unlocked {
    opacity: 1;
    cursor: pointer;
}

.shop-item.unlocked:hover {
    background-color: var(--item-hover-bg-color);
    border-left: 3px solid var(--primary-color);
    padding-left: 12px;
}

.upgrade-item.purchased {
    opacity: 0.6;
    border-left: 3px solid var(--primary-color);
}

.upgrade-item.locked {
    opacity: 0.3;
}

.upgrade-item.available {
    opacity: 0.7;
}

.upgrade-item.available.unlocked {
    opacity: 1;
}

.shop-item .item-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#notification-container {
    position: fixed;
    bottom: 80px; /* Adjust for nav bar */
    right: 20px;
    z-index: 1000;
}

.notification {
    background-color: var(--primary-color);
    color: var(--bg-color);
    padding: 15px 20px;
    border-radius: 5px;
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.5s;
    font-weight: bold;
}

button {
    background-color: var(--item-bg-color);
    color: var(--text-color);
    border: 1px solid var(--primary-color);
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-family: 'Open Sans', sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

button:hover:not(:disabled) {
    background-color: var(--primary-color);
    color: var(--bg-color);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border-color: var(--panel-border-color);
}

.hidden {
    display: none !important;
}

/* Switch from original CSS - needs theming */
.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.switch input { 
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--item-bg-color);
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: var(--text-color);
  transition: .4s;
}

input:checked + .slider {
  background-color: var(--primary-color);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--primary-color);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
}

/* Modal Styles */
#modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

#modal {
    background-color: var(--panel-bg-color);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--primary-color);
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
}

#modal-message {
    font-size: 1.2em;
    margin-bottom: 20px;
}

#modal-buttons button {
    margin: 0 10px;
    padding: 10px 25px;
}

#ending-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    z-index: 9999;
}

@media (max-width:421px) {
    .tab-menu button {
        font-size: 10px;
    }

    #panels-container {
        padding-bottom: 110px;
    }
}