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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f5f5f5;
    color: #333;
    overflow: hidden;
}

#game-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Resource Panel */
#resource-panel {
    width: 280px;
    background: #fff;
    border-right: 2px solid #ddd;
    padding: 20px;
    overflow-y: auto;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
}

#resource-panel h2 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
}

#resource-panel h3 {
    font-size: 14px;
    margin-top: 20px;
    margin-bottom: 10px;
    color: #555;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.two-column-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 8px;
}

.resource-item, .prod-item, .cons-item, .troop-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 12px;
}

.resource-item span, .prod-item span, .cons-item span, .troop-item span {
    font-weight: 600;
}

#game-controls {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 2px solid #ddd;
}

.btn-primary, .btn-secondary {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-primary:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
}

.btn-secondary {
    background: #2ecc71;
    color: white;
}

.btn-secondary:hover {
    background: #27ae60;
}

.btn-success, .btn-info, .btn-danger {
    width: 100%;
    padding: 10px;
    margin: 6px 0;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #229954;
}

.btn-info {
    background: #3498db;
    color: white;
}

.btn-info:hover {
    background: #2980b9;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

#game-management {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 2px solid #ddd;
}

#game-management h3 {
    font-size: 14px;
    margin-bottom: 10px;
    color: #555;
}

#last-roll, #current-player {
    margin-top: 10px;
    font-size: 13px;
    padding: 8px;
    background: #ecf0f1;
    border-radius: 4px;
    text-align: center;
}

/* Board Container */
#board-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: #e8f4f8;
}

#hex-canvas {
    position: absolute;
    top: 0;
    left: 0;
    cursor: crosshair;
}

/* Terrain Legend */
#terrain-legend {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    background: rgba(255, 255, 255, 0.95);
    padding: 10px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
}

.legend-hex {
    width: 20px;
    height: 20px;
    border-radius: 3px;
    border: 1px solid #333;
}

/* Troop Legend */
#troop-legend {
    position: absolute;
    top: 60px;
    left: 10px;
    background: rgba(255, 255, 255, 0.95);
    padding: 12px 16px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

#troop-legend h4 {
    margin: 0 0 8px 0;
    font-size: 12px;
    color: #2c3e50;
    font-weight: 700;
}

.legend-row {
    display: flex;
    gap: 12px;
    margin-bottom: 4px;
}

.troop-key {
    font-size: 11px;
    font-weight: 600;
    color: #555;
    white-space: nowrap;
}

/* Action Menu */
#action-menu {
    width: 300px;
    background: #fff;
    border-left: 2px solid #ddd;
    padding: 20px;
    overflow-y: auto;
    box-shadow: -2px 0 5px rgba(0,0,0,0.1);
}

#action-menu.hidden {
    display: none;
}

.action-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 20px;
}

.action-btn {
    padding: 10px;
    background: #34495e;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s;
}

.action-btn:hover {
    background: #2c3e50;
}

.action-btn.active {
    background: #e74c3c;
}

#action-details {
    margin-top: 15px;
}

.action-item {
    padding: 12px;
    margin: 8px 0;
    background: #ecf0f1;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.action-item:hover {
    background: #d5dbdb;
}

.action-item-title {
    font-weight: 600;
    margin-bottom: 5px;
    font-size: 13px;
}

.action-item-cost {
    font-size: 11px;
    color: #555;
}

.action-item-reward {
    font-size: 11px;
    color: #27ae60;
    margin-top: 3px;
}

.action-item.insufficient {
    opacity: 0.5;
    cursor: not-allowed;
}

.craft-buttons {
    display: flex;
    gap: 4px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.craft-btn {
    flex: 1;
    min-width: 60px;
    padding: 6px 8px;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    transition: all 0.2s;
}

.craft-btn:hover:not(:disabled) {
    background: #2980b9;
}

.craft-btn:disabled {
    background: #95a5a6;
    cursor: not-allowed;
}

.craft-max {
    background: #27ae60;
}

.craft-max:hover:not(:disabled) {
    background: #229954;
}

/* Trade Buttons */
.trade-btn {
    padding: 6px 8px;
    background: #9b59b6;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    transition: all 0.2s;
}

.trade-btn:hover {
    background: #8e44ad;
}

.trade-max {
    background: #27ae60;
}

.trade-max:hover {
    background: #229954;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: white;
    margin: 5% auto;
    padding: 30px;
    border-radius: 8px;
    width: 80%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.close {
    position: absolute;
    right: 15px;
    top: 15px;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

/* Terrain Colors */
.terrain-farmland { fill: #90EE90; }
.terrain-mountain { fill: #8B7355; }
.terrain-sea { fill: #4682B4; }
.terrain-river { fill: #87CEEB; }
.terrain-forest { fill: #228B22; }
.terrain-desert { fill: #F4A460; }

/* Icons and Indicators */
.hex-number {
    font-size: 10px;
    font-weight: 600;
    fill: #333;
}

.hex-icon {
    font-size: 16px;
}

.troop-indicator {
    stroke: #333;
    stroke-width: 2;
}

/* Combat UI */
.combat-panel {
    padding: 15px;
    background: #fff;
}

.combat-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin: 15px 0;
}

.combat-side {
    padding: 10px;
    border-radius: 4px;
}

.combat-attacker {
    background: #e74c3c;
    color: white;
}

.combat-defender {
    background: #3498db;
    color: white;
}

.combat-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.combat-btn {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

.combat-roll {
    background: #2ecc71;
    color: white;
}

.combat-retreat {
    background: #95a5a6;
    color: white;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

#loading-screen.hidden {
    display: none;
}

.loading-content {
    text-align: center;
    color: white;
    padding: 40px;
    background: #2c3e50;
    border-radius: 10px;
    min-width: 400px;
}

.loading-content h2 {
    margin-bottom: 20px;
    font-size: 24px;
}

#loading-progress {
    font-size: 48px;
    font-weight: bold;
    color: #3498db;
    margin: 20px 0;
    font-family: monospace;
}

#loading-status {
    font-size: 16px;
    color: #ecf0f1;
    margin-top: 15px;
    min-height: 24px;
}