/* StonkRider A股版 - 霓虹暗黑证券风格 CSS */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg-darkest: #08090c;
    --bg-darker: #0d0f14;
    --bg-dark: #121620;
    --bg-card: rgba(18, 22, 32, 0.7);
    --border-color: rgba(74, 85, 104, 0.3);
    
    /* 霓虹配色 */
    --neon-cyan: #00f0ff;
    --neon-cyan-glow: rgba(0, 240, 255, 0.4);
    --neon-red: #ff4d4f; /* A股涨 (红色) */
    --neon-red-glow: rgba(255, 77, 79, 0.4);
    --neon-green: #52c41a; /* A股跌 (绿色) */
    --neon-green-glow: rgba(82, 196, 26, 0.4);
    --neon-gold: #fadb14; /* 金币/得分 */
    --neon-gold-glow: rgba(250, 219, 20, 0.4);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --font-display: 'Outfit', 'Inter', -apple-system, sans-serif;
    --font-sans: 'Inter', -apple-system, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
}

body {
    background-color: var(--bg-darkest);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow: hidden; /* 游戏全屏体验 */
    height: 100vh;
    width: 100vw;
}

/* 隐藏滚动条 */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-darkest);
}
::-webkit-scrollbar-thumb {
    background: #2d3748;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #4a5568;
}

/* 全局应用容器 */
.app-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    height: 100dvh; /* 优先使用动态视口高度，解决移动端浏览器底部工具栏遮挡问题 */
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* 屏幕模块通用样式 */
.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s ease;
    transform: scale(0.98);
    background-color: var(--bg-darkest);
    background-image: radial-gradient(circle at 50% 50%, #1a1e2e 0%, var(--bg-darkest) 75%);
}

.screen.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1.0);
    z-index: 10;
}

/* HUD 顶部通栏 */
.hud-bar {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 20;
    pointer-events: none;
}

.hud-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 10px 18px;
    border-radius: 10px;
    display: flex;
    gap: 20px;
    pointer-events: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.hud-item {
    display: flex;
    flex-direction: column;
}

.hud-label {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.hud-value {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.hud-value.glow-gold {
    color: var(--neon-gold);
    text-shadow: 0 0 8px var(--neon-gold-glow);
}
.hud-value.glow-cyan {
    color: var(--neon-cyan);
    text-shadow: 0 0 8px var(--neon-cyan-glow);
}

/* 按钮通用样式 */
.btn {
    background: #1a202c;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 8px;
    font-family: var(--font-display);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn:hover {
    background: #2d3748;
    border-color: var(--text-secondary);
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-cyan), #00a8ff);
    color: #000;
    border: none;
    box-shadow: 0 0 15px var(--neon-cyan-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #33f4ff, #33b5ff);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
    color: #000;
}

.btn-danger {
    background: linear-gradient(135deg, var(--neon-red), #d32f2f);
    color: #fff;
    border: none;
    box-shadow: 0 0 15px var(--neon-red-glow);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #ff7875, #f5222d);
    box-shadow: 0 0 25px rgba(255, 77, 79, 0.7);
}

/* 主页面 HTML 排版 */
#home-screen {
    overflow-y: auto;
    padding: 40px 20px;
    align-items: center;
}

.home-content {
    max-width: 1000px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.brand-section {
    text-align: center;
}

.brand-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(to right, #ffffff, var(--neon-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
}

.brand-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-top: 5px;
    letter-spacing: 2px;
}

/* 个人生涯总数据卡片 */
.lifetime-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: 15px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.stat-val {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
}

/* 搜索容器 */
.search-container {
    position: relative;
    width: 100%;
}

.search-input-wrapper {
    position: relative;
    display: flex;
}

.search-input {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    padding: 15px 20px;
    padding-right: 120px;
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.search-input:focus {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px var(--neon-cyan-glow);
}

.search-btn {
    position: absolute;
    right: 6px;
    top: 6px;
    bottom: 6px;
    padding: 0 20px;
}

/* 搜索联想列表 */
.search-dropdown {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    z-index: 50;
    max-height: 250px;
    overflow-y: auto;
    display: none;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

.search-dropdown.active {
    display: block;
}

.search-item {
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: background 0.2s ease;
}

.search-item:last-child {
    border-bottom: none;
}

.search-item:hover {
    background: rgba(0, 240, 255, 0.1);
}

.search-item-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-item-code {
    font-family: monospace;
    color: var(--neon-cyan);
}

.search-item-market {
    font-size: 10px;
    background: #2d3748;
    padding: 2px 6px;
    border-radius: 4px;
}

/* 推荐赛道网格 */
.tracks-section-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.tracks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.track-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    flex-direction: column;
    gap: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.track-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-cyan);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
}

.track-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.track-name-wrapper {
    display: flex;
    flex-direction: column;
}

.track-name {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
}

.track-code {
    font-family: monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

/* 难度标牌 */
.difficulty-badge {
    font-size: 10px;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: 6px;
    text-transform: uppercase;
}

.difficulty-badge.easy {
    background: rgba(82, 196, 26, 0.15);
    color: var(--neon-green);
    border: 1px solid var(--neon-green);
}
.difficulty-badge.medium {
    background: rgba(250, 173, 20, 0.15);
    color: #faad14;
    border: 1px solid #faad14;
}
.difficulty-badge.hard {
    background: rgba(255, 77, 79, 0.15);
    color: var(--neon-red);
    border: 1px solid var(--neon-red);
}
.difficulty-badge.insane {
    background: rgba(144, 19, 254, 0.15);
    color: #c733ff;
    border: 1px solid #c733ff;
}

.track-sparkline-wrapper {
    height: 70px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.track-sparkline {
    width: 100%;
    height: 100%;
}

.track-desc {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 预览与关卡配置界面 */
#level-preview-screen {
    padding: 30px;
    align-items: center;
    overflow-y: auto;
}

.preview-container {
    max-width: 800px;
    width: 100%;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 25px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 15px;
}

.preview-title-group {
    flex: 1;
}

.preview-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 800;
}

.preview-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 选项面板：周期与平滑度 */
.options-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.option-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
}

.btn-group {
    display: flex;
    gap: 8px;
}

.btn-toggle {
    background: #1e293b;
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-toggle:hover {
    color: #fff;
    background: #334155;
}

.btn-toggle.active {
    background: var(--neon-cyan);
    color: #000;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan-glow);
}

/* 平滑度滑块 */
.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.smooth-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: #1e293b;
    outline: none;
}

.smooth-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--neon-cyan);
    cursor: pointer;
    box-shadow: 0 0 10px var(--neon-cyan);
}

.slider-val {
    font-family: monospace;
    font-size: 14px;
    min-width: 30px;
    color: var(--neon-cyan);
    font-weight: bold;
}

/* 预览图 Canvas */
.preview-chart-wrapper {
    height: 200px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.preview-chart {
    width: 100%;
    height: 100%;
}

/* 赛道技术参数详情 */
.track-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.metric-box {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 10px 15px;
    border-radius: 8px;
    text-align: center;
}

.metric-lbl {
    font-size: 10px;
    color: var(--text-secondary);
}

.metric-val {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
}

/* 游戏操作界面与 Canvas */
#game-screen {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

#game-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* HUD 上的浮动控制提示卡片 */
.controls-guide-hud {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(18, 22, 32, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 10px;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 4px;
    pointer-events: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.controls-row {
    display: flex;
    gap: 8px;
}

.key-badge {
    background: #1e293b;
    border: 1px solid #4a5568;
    border-radius: 4px;
    padding: 1px 5px;
    color: #fff;
    font-family: monospace;
}

/* 结算与弹窗 Overlay */
.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 8, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 35px;
    max-width: 450px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    gap: 20px;
    transform: translateY(15px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
}

.modal-title.crash {
    color: var(--neon-red);
    text-shadow: 0 0 15px var(--neon-red-glow);
}

.modal-title.victory {
    color: var(--neon-gold);
    text-shadow: 0 0 15px var(--neon-gold-glow);
}

.modal-desc {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

/* 胜利输入排行榜名字 */
.leaderboard-submit-box {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 10px 0;
}

.nick-input {
    background: #0d0f14;
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: 8px;
    color: #fff;
    text-align: center;
    font-size: 16px;
    outline: none;
}

.nick-input:focus {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan-glow);
}

/* 积分展示详情表格 */
.stats-table {
    display: flex;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 10px;
    padding: 10px 15px;
    margin: 5px 0;
}

.stats-table-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stats-table-row:last-child {
    border-bottom: none;
}

.stats-tbl-lbl {
    font-size: 13px;
    color: var(--text-secondary);
}

.stats-tbl-val {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* 排行榜抽屉/面板 */
.leaderboard-panel {
    background: rgba(18, 22, 32, 0.85);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 15px;
    margin-top: 10px;
    max-height: 220px;
    overflow-y: auto;
}

.leaderboard-title {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: 1px;
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.leaderboard-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.02);
    font-size: 12px;
}

.leaderboard-row.self {
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.rank-badge {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 10px;
    background: #2d3748;
    color: #fff;
}

.rank-1 { background: #ffd700; color: #000; }
.rank-2 { background: #c0c0c0; color: #000; }
.rank-3 { background: #cd7f32; color: #000; }

.leaderboard-name {
    flex: 1;
    margin-left: 10px;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.leaderboard-score {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--neon-gold);
}

.leaderboard-time {
    font-family: monospace;
    color: var(--text-secondary);
    margin-left: 10px;
}

/* 手机端虚拟触控手柄：仅在触控屏幕下激活 */
.mobile-controls {
    position: absolute;
    bottom: max(20px, env(safe-area-inset-bottom));
    left: max(20px, env(safe-area-inset-left));
    right: max(20px, env(safe-area-inset-right));
    display: none; /* 默认隐藏 */
    justify-content: space-between;
    pointer-events: none;
    z-index: 100;
}

/* 手机端触控启用 */
@media (pointer: coarse) {
    .mobile-controls {
        display: flex;
    }
    
    .controls-guide-hud {
        display: none !important; /* 手机端隐藏键盘提示 */
    }
}

/* 即使在桌面设备，也允许通过检测判定展示虚拟摇杆 */
body.is-touch .mobile-controls {
    display: flex;
}
body.is-touch .controls-guide-hud {
    display: none !important;
}

.mobile-btn-group {
    display: flex;
    gap: 15px;
    pointer-events: auto;
}

.btn-touch {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: rgba(30, 41, 59, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    font-family: var(--font-display);
    box-shadow: 0 4px 10px rgba(0,0,0,0.4);
    touch-action: none;
    transition: background 0.1s, transform 0.1s;
}

.btn-touch:active {
    background: var(--neon-cyan);
    color: #000;
    border-color: var(--neon-cyan);
    transform: scale(0.95);
    box-shadow: 0 0 15px var(--neon-cyan-glow);
}

.btn-touch.touch-danger:active {
    background: var(--neon-red);
    color: #fff;
    border-color: var(--neon-red);
    box-shadow: 0 0 15px var(--neon-red-glow);
}

.btn-touch.touch-success:active {
    background: var(--neon-green);
    color: #fff;
    border-color: var(--neon-green);
    box-shadow: 0 0 15px var(--neon-green-glow);
}

.btn-touch.touch-jump {
    width: 60px;
    height: 60px;
    margin-top: 5px;
}

/* 移动端竖屏旋转提示 */
#orientation-warning {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #08090c;
    z-index: 9999;
    display: none; /* 默认隐藏 */
    justify-content: center;
    align-items: center;
    color: #fff;
    text-align: center;
}

/* 仅在移动触屏设备且为竖屏 (或窄高屏) 时显示 */
@media screen and (max-aspect-ratio: 13/9) and (pointer: coarse) {
    #orientation-warning {
        display: flex;
    }
}

.warning-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 20px;
}

.rotate-icon {
    font-size: 56px;
    animation: rotate-phone 2s infinite ease-in-out;
}

.warning-text {
    font-family: var(--font-sans);
    font-size: 15px;
    color: var(--neon-cyan);
    font-weight: 600;
    line-height: 1.5;
    text-shadow: 0 0 10px var(--neon-cyan-glow);
}

@keyframes rotate-phone {
    0% { transform: rotate(0deg); }
    50% { transform: rotate(-90deg); }
    100% { transform: rotate(0deg); }
}

/* 页脚社交与赞助链接样式 */
.footer-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.footer-link-item {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.02);
    transition: all 0.2s ease;
    cursor: pointer;
}

.footer-link-item:hover {
    color: var(--neon-cyan);
    border-color: rgba(0, 240, 255, 0.3);
    background: rgba(0, 240, 255, 0.05);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.1);
    transform: translateY(-1px);
}

.footer-icon {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* 针对矮屏（例如大部分手机横屏状态）优化按钮尺寸与边距，防止越界被裁切 */
@media screen and (max-height: 420px) {
    .btn-touch {
        width: 54px;
        height: 54px;
        font-size: 15px;
        border-width: 1.5px;
    }
    .btn-touch.touch-jump {
        width: 48px;
        height: 48px;
    }
    .mobile-controls {
        bottom: max(10px, env(safe-area-inset-bottom));
        left: max(15px, env(safe-area-inset-left));
        right: max(15px, env(safe-area-inset-right));
    }
    /* 缩小顶部 HUD 高度与间距 */
    .hud-bar {
        top: 10px;
        left: 15px;
        right: 15px;
    }
    .hud-panel {
        padding: 4px 10px;
        gap: 12px;
    }
    .hud-value {
        font-size: 14px;
    }
    .hud-label {
        font-size: 8px;
    }
}