:root {
    --bg-color: #1a1a1a;
    --card-bg: #2d2d2d;
    --text-color: #e0e0e0;
    --accent-color: #4CAF50;
    --accent-hover: #45a049;
    --secondary-color: #2196F3;
    --danger-color: #f44336;
    --border-color: #444;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

#app {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: var(--card-bg);
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.currency-container {
    font-size: 1.5rem;
    font-weight: bold;
}

.currency-value {
    color: var(--accent-color);
    margin-left: 10px;
}

nav button {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 4px;
    margin-left: 10px;
    transition: all 0.2s;
}

nav button:hover {
    background-color: rgba(255,255,255,0.1);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s;
}

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

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

/* Market Styles */
.cases-container {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.case-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    width: 300px;
    text-align: center;
    transition: transform 0.2s;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.case-card h3 {
    margin-top: 0;
    color: var(--secondary-color);
}

.case-items {
    margin-top: 15px;
    font-size: 0.9rem;
    color: #888;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.case-items .rare {
    color: #ff9800;
    font-weight: bold;
}

button {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--accent-hover);
}

button:disabled {
    background-color: #555;
    cursor: not-allowed;
}

/* Inventory Styles */
.inventory-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.inventory-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.item-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 6px;
    position: relative;
}

.item-card h4 {
    margin: 0 0 10px 0;
    font-size: 1rem;
}

.sell-input-group {
    display: flex;
    gap: 5px;
    margin-top: 10px;
}

.sell-input-group input {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    background-color: #333;
    color: white;
    border-radius: 4px;
}

.active-listings {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    height: fit-content;
}

.listing-item {
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.listing-info {
    display: flex;
    flex-direction: column;
}

.listing-timer {
    font-size: 0.8rem;
    color: #888;
}

.btn-cancel {
    background-color: transparent;
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    padding: 5px 10px;
    font-size: 0.8rem;
}

.btn-cancel:hover {
    background-color: var(--danger-color);
    color: white;
}

/* Log Styles */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--card-bg);
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #333;
}

/* Modal Styles */
.modal {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    width: 400px;
}

.spinner-container {
    width: 100%;
    height: 100px;
    background-color: #111;
    overflow: hidden;
    position: relative;
    margin: 20px 0;
    border: 2px solid #555;
    border-radius: 4px;
}

.spinner-strip {
    display: flex;
    height: 100%;
    position: absolute;
    left: 0;
    transition: transform 5s cubic-bezier(0.1, 0.9, 0.2, 1); /* Ease out for spinning effect */
}

.spinner-item {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid #333;
    flex-shrink: 0;
    font-size: 0.8rem;
    padding: 5px;
    box-sizing: border-box;
    text-align: center;
}

.spinner-marker {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background-color: var(--accent-color);
    z-index: 10;
}

.hidden {
    display: none !important;
}

/* Popup Styles */
.popup {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--card-bg);
    border: 2px solid var(--accent-color);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
    z-index: 200;
    max-width: 300px;
    animation: slideUp 0.5s;
}

@keyframes slideUp {
    from { transform: translateY(100px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.popup h4 {
    margin-top: 0;
    color: var(--accent-color);
}