/* ============================================
   乐趣萌宠 - 官网样式
   配色：活力橙 + 温暖黄 + 清新蓝（萌宠游戏暖色调）
   ============================================ */

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主色调 - 暖色系符合萌宠游戏活力感 */
    --color-primary: #FF6B35;
    --color-primary-dark: #E55100;
    --color-secondary: #FFA62B;
    --color-accent: #00B4D8;
    --color-accent-2: #06D6A0;

    /* 背景色 */
    --color-bg: #0F0F1E;
    --color-bg-2: #1A1A2E;
    --color-card: #1E1E3A;
    --color-card-hover: #262650;

    /* 文字色 */
    --color-text: #FFFFFF;
    --color-text-muted: #B8B8D0;
    --color-text-dim: #8888A8;

    /* 边框 */
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-hover: rgba(255, 107, 53, 0.5);

    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #FFA62B 100%);
    --gradient-hero: linear-gradient(160deg, #0F0F1E 0%, #1A1A2E 40%, #2D1B4E 100%);
    --gradient-text: linear-gradient(135deg, #FFA62B 0%, #FF6B35 50%, #FF8C42 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,107,53,0.08) 0%, rgba(0,180,216,0.05) 100%);

    /* 阴影 */
    --shadow-glow: 0 0 40px rgba(255, 107, 53, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-primary: 0 8px 30px rgba(255, 107, 53, 0.4);

    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;

    /* 过渡 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* 容器宽度 */
    --container-max: 1200px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
        "Helvetica Neue", Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ---------- 通用容器 ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--color-secondary);
    text-transform: uppercase;
    margin-bottom: 12px;
    padding: 6px 18px;
    border: 1px solid rgba(255, 166, 43, 0.3);
    border-radius: var(--radius-full);
    background: rgba(255, 166, 43, 0.05);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 107, 53, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-secondary);
    background: rgba(255, 107, 53, 0.08);
}

/* ============================================
   顶部导航
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(15, 15, 30, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--gradient-primary);
}

.logo-text {
    font-size: 1.3rem;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    border-radius: var(--radius-full);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.06);
}

.nav-download-btn {
    background: var(--gradient-primary);
    color: #fff !important;
    padding: 10px 24px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

.nav-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.6);
    background: var(--gradient-primary);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   首屏 Hero
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 60px;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -300px;
    left: -200px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-bg-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--color-secondary);
    border-radius: 50%;
    opacity: 0.4;
    animation: floatUp linear infinite;
}

@keyframes floatUp {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(-10vh) scale(1.2);
        opacity: 0;
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInLeft 0.8s ease;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-tag {
    display: inline-block;
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-secondary);
    background: rgba(255, 166, 43, 0.1);
    border: 1px solid rgba(255, 166, 43, 0.3);
    border-radius: var(--radius-full);
    margin-bottom: 24px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--color-text);
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 540px;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.meta-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-secondary);
}

.meta-divider {
    width: 1px;
    height: 32px;
    background: var(--color-border);
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-icon {
    font-size: 0.85rem;
}

/* ---------- 截图轮播 ---------- */
.hero-screenshots {
    animation: fadeInRight 0.8s ease;
    display: flex;
    justify-content: center;
    height: 576px;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.screenshot-slider {
    position: relative;
    width: 100%;
    max-width: 320px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                0 0 0 1px var(--color-border);
    aspect-ratio: 3 / 4;
    background: var(--color-card);
    margin: 0 auto;
}

.screenshot-slider::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.6;
    filter: blur(15px);
}

/* 手机外框装饰 */
.screenshot-slider::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 10px solid #1a1a2e;
    border-radius: calc(var(--radius-lg) + 6px);
    pointer-events: none;
    z-index: 3;
    box-shadow: inset 0 0 0 2px rgba(255, 107, 53, 0.3);
}

.screenshot-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
    transform: scale(1.05);
}

.screenshot-slide.active {
    opacity: 1;
    transform: scale(1);
}

.screenshot-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screenshot-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px 20px 48px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    text-align: center;
    z-index: 2;
}

.slider-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 4;
}

.dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    width: 24px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    cursor: pointer;
    z-index: 5;
    transition: var(--transition);
    opacity: 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.screenshot-slider:hover .slider-arrow {
    opacity: 1;
}

.slider-arrow:hover {
    background: var(--color-primary);
}

.slider-prev {
    left: 12px;
}

.slider-next {
    right: 12px;
}

/* ---------- 滚动提示 ---------- */
.hero-scroll-hint {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--color-text-dim);
    font-size: 0.8rem;
    z-index: 1;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-text-dim);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-secondary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.8s ease infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; top: 6px; }
    100% { opacity: 0; top: 22px; }
}

/* ============================================
   游戏特色
   ============================================ */
.features {
    background: var(--color-bg-2);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    background: var(--color-card-hover);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: inline-block;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--color-secondary);
}

.feature-desc {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   玩家世界
   ============================================ */
.players {
    background: var(--color-bg);
}

.players-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.player-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
}

.player-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-accent);
    box-shadow: 0 10px 40px rgba(0, 180, 216, 0.15);
}

.player-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    background: var(--color-card);
    border-radius: 50%;
    border: 2px solid var(--color-border);
    transition: var(--transition);
}

.player-card:hover .player-avatar {
    border-color: var(--color-accent);
    transform: scale(1.1) rotate(5deg);
}

.player-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--color-text);
}

.player-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
    text-align: left;
}

.player-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.player-tags li {
    font-size: 0.78rem;
    padding: 4px 12px;
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-secondary);
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 107, 53, 0.2);
}

/* ============================================
   玩家评价
   ============================================ */
.reviews {
    background: var(--color-bg-2);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.review-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    right: 24px;
    font-size: 5rem;
    font-family: Georgia, serif;
    color: rgba(255, 107, 53, 0.15);
    line-height: 1;
}

.review-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card);
}

.review-stars {
    color: var(--color-secondary);
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.review-text {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: var(--gradient-card);
    border-radius: 50%;
    border: 1px solid var(--color-border);
}

.reviewer-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.reviewer-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
}

.reviewer-meta {
    font-size: 0.8rem;
    color: var(--color-text-dim);
}

/* ============================================
   常见问题 FAQ
   ============================================ */
.faq {
    background: var(--color-bg);
}

.faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--color-border-hover);
}

.faq-item.active {
    border-color: var(--color-primary);
    background: var(--color-card-hover);
}

.faq-question {
    width: 100%;
    padding: 22px 28px;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-secondary);
    transition: var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--color-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 28px 24px;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* ============================================
   下载区域
   ============================================ */
.download-section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, #1A1A2E 0%, #2D1B4E 50%, #1A1A2E 100%);
}

.download-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
}

.download-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.download-logo {
    margin-bottom: 28px;
}

.download-logo-img {
    width: 90px;
    height: 90px;
    margin: 0 auto;
    border-radius: var(--radius-md);
    object-fit: cover;
    background: var(--gradient-primary);
    box-shadow: var(--shadow-glow);
}

.download-title {
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 18px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.download-desc {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 28px;
}

.download-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.download-info-item {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.download-info-divider {
    color: var(--color-text-dim);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 20px 56px;
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.5);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.download-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 0.6s ease;
}

.download-btn:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 15px 50px rgba(255, 107, 53, 0.7);
}

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

.download-btn-icon {
    font-size: 1rem;
}

.download-btn-pulse {
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 10px 40px rgba(255, 107, 53, 0.5); }
    50% { box-shadow: 0 10px 60px rgba(255, 107, 53, 0.8); }
}

.download-tip {
    margin-top: 18px;
    font-size: 0.85rem;
    color: var(--color-text-dim);
}

/* ============================================
   页脚
   ============================================ */
.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 50px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--color-border);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.footer-logo-img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--gradient-primary);
}

.footer-brand-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.footer-name {
    font-size: 1.2rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-slogan {
    font-size: 0.85rem;
    color: var(--color-text-dim);
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    font-size: 0.82rem;
    color: var(--color-text-dim);
    line-height: 1.8;
}

.footer-icp {
    margin-top: 4px;
}

/* ============================================
   返回顶部
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1.4rem;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-primary);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.6);
}

/* ============================================
   滚动动画
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .hero-content {
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-meta,
    .hero-actions {
        justify-content: center;
    }

    .features-grid,
    .players-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-title {
        font-size: 3.2rem;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        background: rgba(15, 15, 30, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 20px;
        padding: 40px;
        transition: right 0.4s ease;
        z-index: 999;
        border-left: 1px solid var(--color-border);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }

    .hero {
        padding: 100px 0 50px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-subtitle {
        font-size: 1.15rem;
    }

    .hero-meta {
        gap: 16px;
    }

    .meta-divider {
        display: none;
    }

    .section-title {
        font-size: 1.9rem;
    }

    .features-grid,
    .players-grid {
        grid-template-columns: 1fr;
    }

    .download-title {
        font-size: 2rem;
    }

    .download-btn {
        padding: 16px 40px;
        font-size: 1.1rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .hero-scroll-hint {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 2.2rem;
        letter-spacing: 1px;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .btn {
        padding: 12px 28px;
        font-size: 0.95rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .download-info {
        gap: 8px;
        font-size: 0.82rem;
    }

    .download-info-divider {
        display: none;
    }

    .download-info {
        flex-direction: column;
        gap: 6px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}