/* ============================================
   蜡笔小新 3D 饼干大作战 - 优化版样式
   Crayon Shin-chan Cookie Adventure
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;700;900&display=swap');

/* ============ CSS 变量 ============ */
:root {
    --primary-color: #FF6B35;
    --secondary-color: #FFD700;
    --accent-color: #4169E1;
    --danger-color: #FF4444;
    --success-color: #32CD32;
    --bg-gradient: linear-gradient(135deg, #FFE4B5 0%, #FFDAB9 50%, #FFB6C1 100%);
    --text-dark: #333;
    --text-light: #fff;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --panel-bg: rgba(255, 255, 255, 0.95);
    --border-radius: 20px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

/* ============ 重置和基础样式 ============ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #87CEEB 0%, #98FB98 100%);
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
}

.hidden {
    display: none !important;
}

/* ============ 游戏容器 ============ */
#game-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* ============ 屏幕通用样式 ============ */
.screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

/* ============ 加载界面 ============ */
#loading-screen {
    background: var(--bg-gradient);
}

.loading-content {
    text-align: center;
    padding: 40px;
}

.loading-character {
    font-size: 80px;
    animation: loadingBounce 1s ease-in-out infinite;
}

@keyframes loadingBounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.1); }
}

.loading-content h2 {
    font-size: 28px;
    color: var(--primary-color);
    margin: 20px 0;
    text-shadow: 2px 2px 0 #fff;
}

.loading-bar {
    width: 300px;
    height: 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    overflow: hidden;
    border: 3px solid var(--secondary-color);
    margin: 20px auto;
}

.loading-progress {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    transition: width 0.3s ease;
    animation: loadingShimmer 1.5s ease-in-out infinite;
}

@keyframes loadingShimmer {
    0% { background-position: -200px 0; }
    100% { background-position: 200px 0; }
}

#loading-text {
    color: var(--text-dark);
    font-size: 16px;
}

/* ============ 开始界面 ============ */
#start-screen {
    background: transparent;
}

.start-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-gradient);
    background-image: url('assets/bg-title.jpg');
    background-size: cover;
    background-position: center;
    filter: brightness(0.9);
    z-index: -1;
}

.start-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255,228,181,0.7) 0%, rgba(255,182,193,0.7) 100%);
}

.start-content {
    z-index: 1;
    text-align: center;
    padding: 20px;
}

/* ============ 标题动画 ============ */
.title-container {
    margin-bottom: 30px;
}

.game-title {
    font-size: clamp(48px, 12vw, 80px);
    font-weight: 900;
    display: flex;
    justify-content: center;
    gap: 5px;
}

.title-char {
    display: inline-block;
    color: var(--primary-color);
    text-shadow:
        4px 4px 0 var(--secondary-color),
        8px 8px 0 #FF4500,
        2px 2px 10px var(--shadow-color);
    animation: titleBounce 2s ease-in-out infinite;
    animation-delay: calc(var(--delay) * 0.1s);
}

@keyframes titleBounce {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    25% { transform: translateY(-8px) rotate(2deg); }
    50% { transform: translateY(-15px) rotate(-2deg); }
    75% { transform: translateY(-8px) rotate(2deg); }
}

.game-subtitle {
    font-size: clamp(24px, 5vw, 40px);
    color: var(--accent-color);
    text-shadow: 2px 2px 0 #fff;
    margin-top: 15px;
    animation: subtitlePulse 3s ease-in-out infinite;
}

@keyframes subtitlePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ============ 角色展示 ============ */
.character-showcase {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 30px 0;
}

.showcase-item {
    text-align: center;
}

.char-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 4px solid var(--secondary-color);
    margin-bottom: 10px;
    background: #fff;
    box-shadow: 0 4px 15px var(--shadow-color);
    animation: iconFloat 3s ease-in-out infinite;
}

.shinnosuke-icon {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
}

.shiro-icon {
    background: linear-gradient(135deg, #fff, #f0f0f0);
    animation-delay: 0.5s;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.showcase-item span {
    display: block;
    font-size: 18px;
    font-weight: bold;
    color: var(--text-dark);
}

/* ============ 按钮样式 ============ */
.menu-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
}

.game-btn {
    padding: 18px 50px;
    font-size: 22px;
    font-weight: bold;
    font-family: inherit;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.game-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.game-btn:hover::before {
    left: 100%;
}

.primary-btn {
    color: var(--text-light);
    background: linear-gradient(180deg, var(--primary-color) 0%, #FF4500 100%);
    border: 4px solid var(--secondary-color);
    box-shadow:
        0 6px 0 #CC3700,
        0 8px 20px var(--shadow-color);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow:
        0 9px 0 #CC3700,
        0 12px 25px var(--shadow-color);
}

.primary-btn:active {
    transform: translateY(3px);
    box-shadow:
        0 3px 0 #CC3700,
        0 5px 10px var(--shadow-color);
}

.secondary-btn {
    color: var(--text-dark);
    background: linear-gradient(180deg, #fff 0%, #f0f0f0 100%);
    border: 4px solid var(--accent-color);
    box-shadow:
        0 6px 0 #ccc,
        0 8px 20px var(--shadow-color);
}

.secondary-btn:hover {
    transform: translateY(-3px);
    background: linear-gradient(180deg, #f8f8f8 0%, #e8e8e8 100%);
}

.secondary-btn:active {
    transform: translateY(3px);
}

.danger-btn {
    color: var(--text-light);
    background: linear-gradient(180deg, var(--danger-color) 0%, #CC0000 100%);
    border: 4px solid #FF6666;
    box-shadow:
        0 6px 0 #990000,
        0 8px 20px var(--shadow-color);
}

.btn-icon {
    font-size: 24px;
}

/* ============ 难度选择 ============ */
.difficulty-selector {
    margin-top: 25px;
    padding: 20px;
    background: var(--panel-bg);
    border-radius: var(--border-radius);
    border: 3px solid var(--secondary-color);
}

.difficulty-selector > span {
    display: block;
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.difficulty-options {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.diff-btn {
    padding: 10px 25px;
    font-size: 16px;
    font-weight: bold;
    font-family: inherit;
    border: 3px solid #ddd;
    border-radius: 25px;
    background: #fff;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.diff-btn:hover {
    border-color: var(--primary-color);
    background: #fff5f0;
}

.diff-btn.active {
    background: var(--primary-color);
    color: var(--text-light);
    border-color: var(--secondary-color);
}

/* ============ 浮动饼干装饰 ============ */
.floating-cookies {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.float-cookie {
    position: absolute;
    left: var(--x);
    top: -50px;
    font-size: 40px;
    animation: floatDown 8s linear infinite;
    animation-delay: var(--delay);
    opacity: 0.7;
}

@keyframes floatDown {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(calc(100vh + 100px)) rotate(360deg);
        opacity: 0;
    }
}

/* ============ 游戏说明模态框 ============ */
.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--panel-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px var(--shadow-color);
    border: 4px solid var(--secondary-color);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.instructions-modal {
    width: 700px;
}

.instructions-modal h2 {
    font-size: 32px;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 25px;
}

.instructions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.instruction-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    background: linear-gradient(135deg, #fff 0%, #f8f8f8 100%);
    border-radius: 15px;
    border: 2px solid #eee;
    transition: transform var(--transition-fast);
}

.instruction-item:hover {
    transform: translateY(-3px);
    border-color: var(--secondary-color);
}

.instruction-icon {
    font-size: 36px;
    flex-shrink: 0;
}

.instruction-text h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.instruction-text p {
    font-size: 14px;
    color: #666;
    margin: 3px 0;
}

/* ============ 游戏UI ============ */
#game-ui {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    pointer-events: none;
}

.top-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 15px 20px;
    pointer-events: auto;
}

.ui-panel {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 25px;
    background: linear-gradient(180deg, var(--panel-bg) 0%, rgba(255,240,200,0.95) 100%);
    border-radius: 30px;
    border: 3px solid var(--primary-color);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.panel-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
}

.time-icon {
    font-size: 28px;
}

#score, #time {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

#time {
    color: var(--accent-color);
}

#lives {
    font-size: 22px;
    letter-spacing: 3px;
}

.icon-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 3px solid var(--primary-color);
    background: var(--panel-bg);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 10px var(--shadow-color);
}

.icon-btn:hover {
    transform: scale(1.1);
    background: var(--secondary-color);
}

/* ============ 连击显示 ============ */
.combo-display {
    position: absolute;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: comboPulse 0.5s ease-in-out;
}

@keyframes comboPulse {
    0%, 100% { transform: translateX(-50%) scale(1); }
    50% { transform: translateX(-50%) scale(1.2); }
}

.combo-text {
    font-size: 18px;
    color: var(--secondary-color);
    text-shadow: 2px 2px 0 #000;
    font-weight: bold;
}

.combo-count {
    font-size: 42px;
    color: #fff;
    text-shadow:
        3px 3px 0 var(--primary-color),
        -1px -1px 0 var(--primary-color);
    font-weight: 900;
}

/* ============ 道具指示器 ============ */
.powerup-indicator {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.powerup-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: var(--panel-bg);
    border-radius: 25px;
    border: 3px solid var(--secondary-color);
    animation: powerupGlow 1s ease-in-out infinite;
}

@keyframes powerupGlow {
    0%, 100% { box-shadow: 0 0 10px var(--secondary-color); }
    50% { box-shadow: 0 0 25px var(--secondary-color); }
}

.powerup-item .icon {
    font-size: 24px;
}

.powerup-item .timer {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
}

/* ============ 互动提示 ============ */
.action-prompt {
    position: absolute;
    left: 50%;
    bottom: 95px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: rgba(0, 0, 0, 0.55);
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-radius: 30px;
    color: #fff;
    z-index: 55;
    pointer-events: none;
    backdrop-filter: blur(6px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

.action-prompt.disabled {
    opacity: 0.65;
}

.prompt-key {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.35);
    font-weight: 900;
}

.prompt-text {
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* ============ 紧张提示（妈妈接近） ============ */
#game-ui.danger .ui-panel {
    border-color: var(--danger-color);
    box-shadow: 0 0 22px rgba(255, 68, 68, 0.55);
}

#game-ui.danger .top-bar {
    animation: dangerPulse 0.45s ease-in-out infinite;
}

@keyframes dangerPulse {
    0%, 100% { filter: drop-shadow(0 0 0 rgba(255,68,68,0)); }
    50% { filter: drop-shadow(0 0 12px rgba(255,68,68,0.65)); }
}

/* ============ 底部信息 ============ */
.bottom-info {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: auto;
}

.highscore-display {
    padding: 10px 25px;
    background: var(--panel-bg);
    border-radius: 20px;
    border: 2px solid var(--secondary-color);
    font-size: 16px;
    color: var(--text-dark);
}

#highscore {
    font-weight: bold;
    color: var(--primary-color);
}

/* ============ 暂停界面 ============ */
.pause-modal {
    width: 400px;
    text-align: center;
}

.pause-modal h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.pause-stats {
    padding: 20px;
    background: #f8f8f8;
    border-radius: 15px;
    margin-bottom: 25px;
}

.pause-stats p {
    font-size: 20px;
    margin: 10px 0;
    color: var(--text-dark);
}

.pause-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pause-buttons .game-btn {
    width: 100%;
}

/* ============ 被抓提示 ============ */
#caught-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 200;
}

.caught-content {
    background: linear-gradient(180deg, var(--danger-color) 0%, #CC0000 100%);
    color: var(--text-light);
    padding: 30px 60px;
    border-radius: var(--border-radius);
    border: 5px solid var(--secondary-color);
    text-align: center;
    box-shadow: 0 10px 40px var(--shadow-color);
    animation: caughtShake 0.5s ease-in-out;
}

.caught-icon {
    font-size: 60px;
    display: block;
    margin-bottom: 10px;
}

.caught-content p {
    font-size: 28px;
    font-weight: bold;
}

@keyframes caughtShake {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg); }
    20% { transform: translate(-50%, -50%) rotate(-10deg) scale(1.1); }
    40% { transform: translate(-50%, -50%) rotate(10deg) scale(1.1); }
    60% { transform: translate(-50%, -50%) rotate(-10deg) scale(1.1); }
    80% { transform: translate(-50%, -50%) rotate(10deg) scale(1.1); }
}

/* ============ 收集弹出 ============ */
.collect-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 150;
    pointer-events: none;
}

.collect-text {
    font-size: 48px;
    font-weight: 900;
    color: var(--secondary-color);
    text-shadow:
        3px 3px 0 var(--primary-color),
        -2px -2px 0 var(--primary-color);
    animation: collectFloat 0.8s ease-out forwards;
}

@keyframes collectFloat {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0.5);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -100%) scale(1.2);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -150%) scale(1);
    }
}

/* ============ 游戏结束界面 ============ */
#game-over-screen {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.game-over-content {
    text-align: center;
    padding: 30px;
}

.game-over-title {
    font-size: clamp(36px, 8vw, 64px);
    color: var(--text-light);
    text-shadow:
        4px 4px 0 var(--primary-color),
        6px 6px 0 #CC3700;
    margin-bottom: 30px;
    animation: gameOverPulse 1.5s ease-in-out infinite;
}

@keyframes gameOverPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.result-card {
    background: var(--panel-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 40px var(--shadow-color);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.result-header {
    margin-bottom: 20px;
}

.result-grade {
    display: inline-block;
    width: 80px;
    height: 80px;
    line-height: 80px;
    font-size: 48px;
    font-weight: 900;
    color: var(--text-light);
    background: linear-gradient(135deg, var(--secondary-color), #FFA500);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.5);
    animation: gradeShine 2s ease-in-out infinite;
}

@keyframes gradeShine {
    0%, 100% { transform: rotate(-5deg) scale(1); }
    50% { transform: rotate(5deg) scale(1.1); }
}

.result-stats {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    background: #f8f8f8;
    border-radius: 15px;
}

.stat-label {
    font-size: 16px;
    color: #666;
}

.stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary-color);
}

.stat-icon {
    font-size: 28px;
}

.stat-item.highlight {
    background: linear-gradient(135deg, var(--secondary-color), #FFA500);
    animation: newRecordPulse 0.5s ease-in-out infinite;
}

@keyframes newRecordPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.game-over-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.share-section {
    color: var(--text-light);
}

.share-section p {
    margin-bottom: 15px;
    font-size: 16px;
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.share-btn {
    padding: 12px 25px;
    font-size: 16px;
    font-family: inherit;
    border: 2px solid var(--text-light);
    border-radius: 25px;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    background: var(--text-light);
    color: #764ba2;
}

/* ============ 移动端控制 ============ */
#mobile-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 60;
    pointer-events: none;
}

#joystick-container {
    position: absolute;
    left: 30px;
    bottom: 30px;
    pointer-events: auto;
}

#joystick-base {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.3);
    border: 4px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#joystick-stick {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), #FF4500);
    border: 3px solid var(--secondary-color);
    border-radius: 50%;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: transform 0.1s ease;
}

#mobile-action-buttons {
    position: absolute;
    right: 30px;
    bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: auto;
}

.mobile-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid var(--secondary-color);
    background: var(--panel-bg);
    font-size: 28px;
    box-shadow: 0 4px 15px var(--shadow-color);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.mobile-btn:active {
    transform: scale(0.95);
}

/* ============ 音效按钮 ============ */
.sound-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 3px solid var(--secondary-color);
    background: var(--panel-bg);
    font-size: 24px;
    cursor: pointer;
    z-index: 200;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all var(--transition-fast);
}

.sound-btn:hover {
    transform: scale(1.1);
}

.sound-btn.muted {
    opacity: 0.6;
}

/* ============ 响应式设计 ============ */
@media (max-width: 768px) {
    .game-title {
        font-size: clamp(36px, 10vw, 60px);
    }

    .game-subtitle {
        font-size: clamp(20px, 4vw, 32px);
    }

    .game-btn {
        padding: 15px 35px;
        font-size: 18px;
    }

    .character-showcase {
        gap: 25px;
    }

    .char-icon {
        width: 60px;
        height: 60px;
    }

    .top-bar {
        flex-wrap: wrap;
        gap: 10px;
        padding: 10px;
    }

    .ui-panel {
        padding: 8px 15px;
    }

    #score, #time {
        font-size: 22px;
        min-width: 40px;
    }

    .panel-icon {
        width: 28px;
        height: 28px;
    }

    .instructions-modal {
        width: 95%;
        padding: 20px;
    }

    .instructions-grid {
        grid-template-columns: 1fr;
    }

    .pause-modal {
        width: 90%;
    }

    .result-card {
        width: 90%;
        padding: 20px;
    }

    .loading-bar {
        width: 250px;
    }
}

@media (max-width: 480px) {
    .game-title {
        font-size: 36px;
    }

    .menu-buttons {
        width: 100%;
        padding: 0 20px;
    }

    .game-btn {
        width: 100%;
    }

    .difficulty-options {
        flex-direction: column;
    }

    .diff-btn {
        width: 100%;
    }

    #joystick-base {
        width: 100px;
        height: 100px;
    }

    #joystick-stick {
        width: 40px;
        height: 40px;
    }
}

/* ============ 动画优化 ============ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}