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

body {
    background: #1a1a2e;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #eee;
}

#game-container {
    position: relative;
    width: 800px;
    height: 600px;
}

#gameCanvas {
    background: linear-gradient(135deg, #16213e 0%, #1a1a2e 100%);
    border: 3px solid #4a4a6a;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(100, 100, 255, 0.3);
}

#ui-overlay {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

#stats {
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 15px;
    border-radius: 8px;
    border: 2px solid #4a4a6a;
    font-size: 14px;
    line-height: 1.8;
}

#inventory {
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 15px;
    border-radius: 8px;
    border: 2px solid #4a4a6a;
    min-width: 150px;
}

#inventory h3 {
    font-size: 14px;
    margin-bottom: 8px;
    color: #ffd700;
}

#potions, #relics {
    font-size: 12px;
    line-height: 1.6;
}

#start-screen, #game-over {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.95);
    padding: 40px;
    border-radius: 16px;
    border: 3px solid #4a4a6a;
    text-align: center;
    z-index: 100;
}

#start-screen h1 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.description {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 30px;
    color: #aaa;
}

.description strong {
    color: #ff6b6b;
}

button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 18px;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.hidden {
    display: none !important;
}

#game-over h2 {
    font-size: 32px;
    color: #ff6b6b;
    margin-bottom: 20px;
}

#game-over p {
    font-size: 18px;
    margin-bottom: 10px;
}

/* 战斗提示 */
.combat-log {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    max-width: 600px;
    text-align: center;
}

.weapon-get {
    color: #4ade80;
    font-weight: bold;
}

.weapon-lose {
    color: #f87171;
    font-weight: bold;
}