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

:root {
    --primary-blue: #4A90E2;
    --primary-red: #FF4757;
    --gradient-primary: linear-gradient(135deg, #4A90E2 0%, #FF4757 100%);
    --gradient-hover: linear-gradient(135deg, #3A7BC8 0%, #E63E4D 100%);
    --bg-dark: #0a0a1a;
    --bg-card: #1a1a2e;
    --bg-light: #f8f9fa;
    --text-white: #ffffff;
    --text-light: #b8c5d6;
    --text-dark: #1a1a2e;
    --text-muted: #6c757d;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family:"微软雅黑", 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background:#fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 35px;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.4);
}

.btn-primary:hover {
    background: var(--gradient-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.5);
}

.btn-large {
    padding: 16px 40px;
    font-size: 20px;
    font-weight: 600;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 26, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
	padding:0 3rem;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 56px;
    height: 56px;
}

.logo-icon img {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: 40px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 17px;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: 8px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-white);
    background: rgba(74, 144, 226, 0.2);
}

.desktop-nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端折叠菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--bg-card);
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    z-index: 1000;
    padding: 60px 20px 20px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;
}

.mobile-nav-menu {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.mobile-nav-menu .nav-item {
    width: 100%;
}

.mobile-nav-menu .nav-link {
    display: block;
    width: 100%;
    padding: 12px 16px;
}

.mobile-menu-actions {
    margin-top: 0px;
}

.mobile-menu-actions .nav-btn {
    width: 100%;
    justify-content: center;
    margin-bottom: 8px;
}

.mobile-menu-actions .language-selector {
    width: 100%;
}

.mobile-menu-actions .lang-btn {
    width: 100%;
    justify-content: center;
}

/* 语言选择器 */
.language-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--text-white);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
	height:45px;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.globe-icon {
    width:22px;
	height: 22px;
}
.globe-icon img {
	width:100%;
}

.arrow {
    font-size: 12px;
    transition: transform 0.3s;
	color:#FF9999;
}

.language-selector.active .arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    max-height: 300px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.language-selector.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown a {
    display: block;
    padding: 12px 20px;
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.lang-dropdown a:hover,
.lang-dropdown a.active {
    background: rgba(74, 144, 226, 0.2);
    color: var(--text-white);
}

.nav-btn {
    padding: 0 24px;
    font-size: 16px;
	height: 45px;
}

/* Hero区域 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--bg-dark);
    padding-top: 70px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-blue);
    top: -200px;
    right: -100px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--primary-red);
    bottom: -150px;
    left: -100px;
}

.hero .container {
	width:1200px;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    color: var(--text-white);
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 71, 87, 0.2);
    border: 1px solid rgba(255, 71, 87, 0.4);
    border-radius: 50px;
    font-size: 16px;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.hero-title {
    margin-bottom: 20px;
}

.hero-title .brand {
    display: block;
    font-size: 56px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-title .subtitle {
    display: block;
    font-size: 32px;
    font-weight: 500;
    color: var(--text-white);
    margin-top: 10px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-btns {
    margin-bottom: 30px;
    display:flex;
	gap:20px;
}

.hero-features {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.feature-tag {
    font-size: 18px;
    color: var(--text-light);
	display: flex;
	justify-content: center;
	align-content: center;
	gap:5px;
}

.feature-tag img {
	width:28px;
}

/* Hero视觉区域 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.software-preview {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.preview-window {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.window-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.window-dots span:nth-child(1) { background: #FF5F57; }
.window-dots span:nth-child(2) { background: #FFBD2E; }
.window-dots span:nth-child(3) { background: #28CA41; }

.window-title {
    font-size: 16px;
    color: var(--text-light);
    margin-left: 10px;
}

.window-content {
    padding: 20px;
}

.rec-area {
    height: 200px;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.1) 0%, rgba(255, 71, 87, 0.1) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    border: 2px dashed rgba(255, 255, 255, 0.2);
}

.rec-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 71, 87, 0.2);
    border-radius: 50px;
}

.rec-dot {
    width: 12px;
    height: 12px;
    background: var(--primary-red);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.rec-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-red);
}

.control-bar {
    display: flex;
    justify-content: space-around;
    gap: 10px;
}

.control-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    flex: 1;
}

.control-btn:hover,
.control-btn.active {
    background: rgba(74, 144, 226, 0.2);
}

.control-btn .icon {
    width:32px;
	height:32px;
}
.control-btn .icon img {
	width:100%;
}

.control-btn span:last-child {
    font-size: 14px;
    color: var(--text-light);
}

.floating-badge {
    position: absolute;
    padding: 8px 16px;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-white);
    box-shadow: var(--shadow);
}

.badge-hd {
    top: 60px;
    right: -20px;
}

.badge-4k {
    bottom: 100px;
    right: -30px;
}

.record-btn-float {
    position: absolute;
    bottom: 40px;
    left: -30px;
    width: 80px;
    height: 80px;
}

.record-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-red);
    border-radius: 50%;
    animation: ring-pulse 2s infinite;
}

.record-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: var(--primary-red);
    border-radius: 50%;
}

@keyframes ring-pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* 通用标题 */
.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 50px;
}

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

/* 应用场景 - 浅红到浅蓝渐变背景 */
.scenarios {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffeef2 0%, #e8f4ff 50%, #f0f8ff 100%);
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.scenario-card {
    text-align: center;
    padding: 20px 20px 30px 20px;
    background: var(--text-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.scenario-img {
    margin-bottom: 20px;
	width:100%;
}
.scenario-img  img {
	width:100%;
}

.img-placeholder {
    width: 100%;
    height: 150px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
}

.game-scene { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.course-scene { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.meeting-scene { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.live-scene { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }

.scenario-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.scenario-card p {
    font-size: 16px;
    color: var(--text-muted);
}

/* 功能版块通用样式 */
.feature-section {
    padding: 100px 0;
    position: relative;
}

/* 功能1：多种录制模式 - 白色背景 */
.feature-mode {
    background: var(--bg-light);
}

/* 功能2：游戏录屏 - 浅蓝色渐变背景 */
.feature-game {
    background: linear-gradient(135deg, rgba(158,244,249,.3) 0%, rgba(251,222,220,.3) 50%, rgba(158,244,249,.1) 100%);
}

.feature-game .container {
    position: relative;
    z-index: 1;
}

.feature-game .feature-info h3 {
    color: var(--text-dark);
}

.feature-game .feature-list li {
    color: var(--text-dark);
}

/* 游戏录屏版块左文右图布局 */
.game-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.game-layout .feature-info {
    order: 1;
}

.game-layout .feature-visual {
    order: 2;
}

/* 功能3：专属录制场景 - 粉蓝渐变背景 */
.feature-scene {
    background: linear-gradient(135deg, rgba(243,229,245,.6) 0%, rgba(225,190,231,.3) 50%, rgba(240,248,255,.6) 100%);
    position: relative;
}

.feature-scene .container {
    position: relative;
    z-index: 1;
}

.feature-scene .feature-info h3 {
    color: var(--text-dark);
}

.feature-scene .feature-list li {
    color: var(--text-dark);
}

/* 功能版块内部布局 */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.feature-block:last-child {
    margin-bottom: 0;
}

.feature-visual {
    display: flex;
    justify-content: center;
	
}
.feature-visual img {
	width:100%;
	border-radius: 20px;
}

.feature-preview {
    width: 100%;
    max-width: 450px;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.mode-preview {
    background: var(--bg-dark);
}

.mode-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.mode-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.mode-tab.active,
.mode-tab:hover {
    background: rgba(74, 144, 226, 0.3);
}

.tab-icon {
    font-size: 20px;
}

.mode-tab span:last-child {
    font-size: 12px;
    color: var(--text-light);
}

.mode-content {
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-screen {
    width: 80%;
    height: 70%;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.3) 0%, rgba(255, 71, 87, 0.3) 100%);
    border-radius: 8px;
    border: 2px dashed rgba(255, 255, 255, 0.2);
}

.game-preview {
    background: var(--bg-dark);
}

.game-screen {
    height: 250px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.game-hud {
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    display: flex;
    justify-content: space-between;
}

.fps-counter {
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50px;
    font-size: 12px;
    color: #4ade80;
}

.rec-status {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(255, 71, 87, 0.3);
    border-radius: 50px;
    font-size: 12px;
    color: var(--primary-red);
}

.game-content {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}

.scene-preview {
    background: var(--bg-dark);
}

.scene-selector {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.scene-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.scene-item.active,
.scene-item:hover {
    background: rgba(74, 144, 226, 0.3);
}

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

.scene-item span:last-child {
    font-size: 13px;
    color: var(--text-light);
}

.scene-preview-area {
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.annotation-tools {
    display: flex;
    gap: 16px;
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50px;
}

.tool {
    font-size: 20px;
    cursor: pointer;
    transition: transform 0.2s;
}

.tool:hover {
    transform: scale(1.2);
}

.feature-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.feature-list {
    list-style: none;
    margin-bottom: 30px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 18px;
    color: var(--text-muted);
}

.check-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 144, 226, 0.1);
    border-radius: 50%;
    color: var(--primary-blue);
    font-size: 12px;
    flex-shrink: 0;
}
.check-icon img {
	width:80%;
}

/* 功能图标区 - 在专属录制场景版块内 */
.feature-scene .icons-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    margin-top: 40px;
    padding: 40px 0;
	background:rgba(255,255,255,.5);
	border-radius: 20px;
}

.icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
}

.icon-circle {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--text-white);
    border-radius: 50%;
    box-shadow: var(--shadow);
    font-size: 32px;
    transition: var(--transition);
}

.icon-circle img {
	width:60%;
}

.icon-item:hover .icon-circle {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.icon-label {
    font-size: 18px;
    color: var(--text-muted);
}

/* 软件特色版块 */
.software-features {
    padding: 100px 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.software-features .container {
    position: relative;
    z-index: 1;
}

.features-header {
    text-align: center;
    margin-bottom: 60px;
}

.features-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.features-desc {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.feature-card {
    text-align: center;
    position: relative;
}

.feature-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 24px;
    background: #4A90E2;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
    position: relative;
    z-index: 1;
}
.feature-icon img {
	width:60%;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* 下载版块 - 与多种场景相同的渐变背景 */
.download-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffeef2 0%, #e8f4ff 50%, #f0f8ff 100%);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.download-card {
    background: var(--text-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.download-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.download-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 50%;
    color: var(--primary-blue);
}

.download-icon img {
    width: 64%;
}

.download-icon.mac-icon {
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
    color: #9c27b0;
}

.download-icon.linux-icon {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    color: #ff9800;
}

.download-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.download-version {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.download-btn {
    width: 100%;
}

/* 用户评价 - 滚动形式，无container限制 */
.reviews {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    overflow: hidden;
}

.reviews .section-title {
    text-align: center;
    margin-bottom: 50px;
    padding: 0 20px;
}

.reviews-scroll-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.reviews-row {
    overflow: hidden;
    width: 100%;
}

.reviews-track {
    display: flex;
    gap: 30px;
    width: max-content;
}

/* 第一行：从左向右滚动 */
.reviews-row-1 .reviews-track {
    animation: scroll-left-to-right 30s linear infinite;
}

/* 第二行：从右向左滚动 */
.reviews-row-2 .reviews-track {
    animation: scroll-right-to-left 30s linear infinite;
}

@keyframes scroll-left-to-right {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}

@keyframes scroll-right-to-left {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.review-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    width: 380px;
    flex-shrink: 0;
}

.review-card:hover {
    background: rgba(255, 255, 255, 0.08);
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.avatar img {
	width:100%;
}

.reviewer-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.name {
    font-weight: 600;
    color: var(--text-white);
}

.stars {
	display:flex;
	justify-content: center;
	gap:5px;
}
.stars img {
	width:16px;
}

.review-text {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
}

/* 页脚 */
.footer {
    background: var(--bg-dark);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 页脚多语言选择展示区域 */
.footer-languages {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.languages-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 10px;
}

@media (max-width: 1024px) {
    .languages-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 8px;
    }
}

@media (max-width: 768px) {
    .languages-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
    }
    
    .language-item:nth-child(n+5) {
        display: none;
    }
    
    .languages-grid.expanded .language-item:nth-child(n+5) {
        display: block;
    }
}

@media (max-width: 480px) {
    .languages-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 5px;
    }
}

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

.language-icon {
    display: none;
}

.language-name {
    font-size: 14px;
    color: var(--text-light);
    padding: 8px 12px;
    border-radius: 8px;
    transition: var(--transition);
}

.language-item:hover .language-name {
    background: rgba(74, 144, 226, 0.2);
    color: var(--text-white);
}

.show-more-languages {
    display: none;
    margin: 20px auto 0;
    padding: 10px 30px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--text-light);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

@media (max-width: 768px) {
    .show-more-languages {
        display: block;
    }
}

.show-more-languages:hover {
    background: rgba(74, 144, 226, 0.2);
    color: var(--text-white);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-slogan {
    font-size: 14px;
    color: var(--text-light);
}

.footer-desc {
    margin-top: 12px;
    font-size: 14px;
    color: var(--text-muted);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.4);
    transition: var(--transition);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
}
.back-to-top img {
	width:70%;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.5);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    
    .desktop-nav-right {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title .brand {
        font-size: 42px;
    }
    
    .hero-title .subtitle {
        font-size: 24px;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .feature-block,
    .game-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .game-layout .feature-info {
        order: 1;
    }
    
    .game-layout .feature-visual {
        order: 2;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-scene .icons-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .languages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .review-card {
        width: 320px;
    }
}

@media (max-width: 768px) {
	.navbar {
		padding:0 1rem;
	}
	.lang-dropdown {
		width:100%;
		max-height: 200px;
		background: rgba(0,0,0,0.3);
	}
    .nav-content {
        height: 60px;
    }
    
    .nav-btn {
        padding: 8px 16px;
    }
    
    .hero {
        padding-top: 100px;
		padding-bottom:40px;
    }
	.hero-btns {
		justify-content:center;
		align-items: center;
	}
    
    .hero-title .brand {
        font-size: 32px;
    }
    
    .hero-title .subtitle {
        font-size: 18px;
    }
    
    .hero-desc {
        font-size: 15px;
    }
    
    .section-title,
    .features-title {
        font-size: 28px;
    }
    
    .scenario-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
	.feature-card {
	    box-shadow: 0 0 10px rgba(0,0,0,.1);
		border-radius: 1rem;
		padding:1.5rem 0;
	}
    
    .feature-scene .icons-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
	
	.feature-card h3 {
		font-size:18px;
	}
	.feature-card p {
		font-size:16px;
	}
    
    .icon-circle {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .languages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .review-card {
        width: 280px;
        padding: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .mode-tabs,
    .scene-selector {
        flex-wrap: wrap;
    }
    
    .mode-tab,
    .scene-item {
        min-width: calc(50% - 5px);
    }
    
    .floating-badge {
        display: none;
    }
    
    .record-btn-float {
        width: 50px;
        height: 50px;
        left: -10px;
        bottom: 20px;
    }
    
    .record-core {
        width: 30px;
        height: 30px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
	.btn-primary {
		display:flex;
		max-width: 200px;
		margin: 0 auto;
	}
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title .brand {
        font-size: 28px;
    }
    
    .btn-large {
        padding: 14px 32px;
        font-size: 18px;
    }
    
    .feature-info h3 {
        font-size: 22px;
    }
    
    .control-bar {
        flex-wrap: wrap;
    }
    
    .control-btn {
        min-width: calc(50% - 5px);
    }
    
    .review-card {
        width: 260px;
    }
    
    .languages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .language-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}