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

:root {
    --bg-deep: #121212;
    --bg-medium: #1E1E1E;
    --bg-light: #2D2D2D;
    --text-primary: #F5F5F5;
    --text-secondary: #B0B0B0;
    --accent-blue: #4A90E2;
    --accent-green: #52C41A;
    --accent-orange: #FAAD14;
    --accent-red: #F5222D;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: transparent !important;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* 动态背景容器 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -3;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(74, 144, 226, 0.12) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(107, 179, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(74, 144, 226, 0.05) 0%, transparent 70%),
                linear-gradient(180deg, rgba(18, 18, 18, 0) 0%, rgba(18, 18, 18, 0.3) 100%);
    animation: gradientShift 20s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1) rotate(5deg);
    }
}

/* 微光网格 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background-image: 
        linear-gradient(rgba(74, 144, 226, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(74, 144, 226, 0.02) 1px, transparent 1px);
    background-size: 100px 100px;
    opacity: 0.4;
    animation: gridFloat 30s linear infinite;
}

@keyframes gridFloat {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(100px);
    }
}

/* 星空粒子容器 */
#starfield {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: -1 !important;
    pointer-events: none !important;
    visibility: visible !important;
    opacity: 1 !important;
    display: block !important;
    overflow: visible !important;
}

.star {
    position: absolute !important;
    width: 3px !important;
    height: 3px !important;
    background: #FFFFFF !important;
    border-radius: 50% !important;
    opacity: 0.3 !important;
    animation: twinkle 3s ease-in-out infinite !important;
    box-shadow: 0 0 2px rgba(255, 255, 255, 0.6), 0 0 4px rgba(74, 144, 226, 0.4) !important;
    visibility: visible !important;
    display: block !important;
    pointer-events: none !important;
}

.star.small {
    width: 2px !important;
    height: 2px !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 2px rgba(255, 255, 255, 0.5), 0 0 3px rgba(74, 144, 226, 0.3) !important;
}

.star.medium {
    width: 4px !important;
    height: 4px !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 3px rgba(255, 255, 255, 0.7), 0 0 6px rgba(74, 144, 226, 0.5), 0 0 9px rgba(74, 144, 226, 0.3) !important;
}

.star.large {
    width: 6px !important;
    height: 6px !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 4px rgba(255, 255, 255, 0.8), 0 0 8px rgba(107, 179, 255, 0.6), 0 0 12px rgba(107, 179, 255, 0.4) !important;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.3);
    }
}

/* 流星效果 */
.shooting-star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: linear-gradient(45deg, rgba(255, 255, 255, 1), transparent);
    border-radius: 50%;
    opacity: 0;
    animation: shoot 3s ease-out forwards;
}

@keyframes shoot {
    0% {
        opacity: 1;
        transform: translate(0, 0) scale(1);
        box-shadow: 0 0 8px 2px rgba(74, 144, 226, 0.8);
    }
    100% {
        opacity: 0;
        transform: translate(-300px, 300px) scale(0.5);
        box-shadow: 0 0 4px 1px rgba(74, 144, 226, 0.3);
    }
}


/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 2rem;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.75rem 2rem;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent-blue);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-login {
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.btn-login:hover {
    color: var(--text-primary);
}

.btn-trial {
    background: var(--accent-blue);
    color: var(--text-primary);
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(74, 144, 226, 0.3);
    text-decoration: none !important;
    display: inline-block;
}

.btn-trial:hover {
    box-shadow: 0 0 25px rgba(74, 144, 226, 0.5);
    transform: translateY(-2px);
}

main {
    padding-top: 80px;
    min-height: 100vh;
}

/* Hero区域 */
.hero {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: var(--text-primary);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-tool {
    background: rgba(45, 45, 45, 0.65);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(16px);
}

.hero-tool:focus-within {
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.3);
}

.input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.text-input {
    flex: 1;
    background: var(--bg-medium);
    border: 1px solid var(--bg-light);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.text-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.2);
}

.btn-generate {
    background: var(--accent-blue);
    color: var(--text-primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(74, 144, 226, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-generate:hover {
    box-shadow: 0 0 25px rgba(74, 144, 226, 0.5);
}

.btn-generate.generating {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 15px rgba(74, 144, 226, 0.3); }
    50% { box-shadow: 0 0 30px rgba(74, 144, 226, 0.7); }
}

/* 通用版块 */
.section {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.features,
.works,
.testimonials {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 40px;
    background: var(--accent-blue);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: rgba(45, 45, 45, 0.3);
    padding: 2rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.feature-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), transparent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--accent-blue);
    border-radius: 12px;
    position: relative;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
}

/* 作品预览卡片 */
.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.work-card {
    background: rgba(45, 45, 45, 0.3);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.work-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.work-cover {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--accent-blue), var(--bg-medium));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.waveform {
    width: 80%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 4px;
}

.wave-bar {
    width: 4px;
    background: var(--text-primary);
    border-radius: 2px;
    animation: wave 1.5s ease-in-out infinite;
}

.wave-bar:nth-child(2n) {
    animation-delay: 0.1s;
}

.wave-bar:nth-child(3n) {
    animation-delay: 0.2s;
}

@keyframes wave {
    0%, 100% { height: 20px; }
    50% { height: 60px; }
}

.work-info {
    padding: 1.5rem;
}

.work-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.work-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.tag {
    background: rgba(74, 144, 226, 0.2);
    color: var(--accent-blue);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85rem;
}

.work-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-play {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--accent-blue);
    background: transparent;
    color: var(--accent-blue);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.btn-play:hover {
    background: var(--accent-blue);
    color: var(--text-primary);
}

/* 用户证言区 */
.testimonials {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.testimonial-card {
    background: rgba(45, 45, 45, 0.3);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--accent-blue);
    background: var(--bg-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.cta-section {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(45, 45, 45, 0.25), rgba(30, 30, 30, 0.25));
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.btn-cta {
    background: var(--accent-blue);
    color: var(--text-primary);
    border: none;
    padding: 1rem 3rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.4);
}

.btn-cta:hover {
    box-shadow: 0 0 30px rgba(74, 144, 226, 0.6);
    transform: translateY(-2px);
}

/* 页脚 */
.footer {
    background: rgba(45, 45, 45, 0.3);
    padding: 3rem 2rem 1.5rem;
    margin-top: 6rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-blue);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--bg-medium);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.beian-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.beian-link:hover {
    color: var(--accent-blue);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(30, 30, 30, 0.25);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: rgba(45, 45, 45, 0.8);
    border-color: var(--accent-blue);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.2);
}

/* 页面特定布局示意 */
.studio-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr) 320px;
    gap: 1.5rem;
}

.studio-panel {
    background: rgba(45, 45, 45, 0.3);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: rgba(74, 144, 226, 0.2);
    color: var(--accent-blue);
    font-size: 0.75rem;
}

.community-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.filter-pill {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: rgba(30, 30, 30, 0.25);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.12);
    cursor: pointer;
    font-size: 0.85rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.filter-pill.active {
    background: rgba(74, 144, 226, 0.85);
    color: var(--text-primary);
    border-color: var(--accent-blue);
}

/* 响应式设计 */
@media (max-width: 768px) {
    html,
    body {
        overflow-x: hidden;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 3rem 1rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    /* 移动端：顶部导航栏显示页面跳转按钮（不折叠） */
    .navbar {
        /* 固定在顶部，且增加高度（桌面端不变） */
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        padding: 0.95rem 1rem 0.85rem;
        min-height: 96px;
    }

    .navbar.scrolled {
        /* 移动端滚动时不“缩高” */
        padding: 0.95rem 1rem 0.85rem;
    }

    .nav-container {
        display: grid;
        grid-template-columns: 1fr auto;
        grid-template-areas:
            "logo actions"
            "links links";
        align-items: center;
        gap: 0.75rem;
    }

    .logo-section {
        grid-area: logo;
    }

    .nav-links {
        grid-area: links;
        display: flex;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.6rem 0.5rem;
        overflow: visible;
        padding: 0.15rem 0 0.05rem;
    }

    .nav-links a {
        white-space: nowrap;
        font-size: 0.85rem;
        padding: 0.4rem 0.75rem;
        border-radius: 999px;
        background: rgba(30, 30, 30, 0.35);
        border: 1px solid rgba(255, 255, 255, 0.12);
        color: var(--text-secondary);
    }

    .nav-links a:hover {
        color: var(--text-primary);
        border-color: rgba(74, 144, 226, 0.4);
    }

    .nav-links a.active {
        color: var(--text-primary);
        background: rgba(74, 144, 226, 0.25);
        border-color: rgba(74, 144, 226, 0.6);
    }

    .nav-links a.active::after {
        display: none;
    }

    .nav-actions {
        grid-area: actions;
        display: flex;
        justify-content: flex-end;
    }

    .btn-trial {
        padding: 0.45rem 0.9rem;
        border-radius: 999px;
        font-size: 0.85rem;
        box-shadow: 0 0 12px rgba(74, 144, 226, 0.28);
        white-space: nowrap;
    }

    /* 移动端：导航占两行时增加顶部留白，避免内容被遮挡 */
    main {
        padding-top: 150px;
    }

    .studio-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    /* 创作中心：移动端防横向溢出 */
    .studio-panel {
        min-width: 0;
        max-width: 100%;
    }

    .hero-tool {
        max-width: 100%;
    }

    .input-group {
        flex-direction: column;
        align-items: stretch;
    }

    .text-input {
        width: 100%;
        min-width: 0;
    }

    .btn-generate {
        width: 100%;
    }

    /* 移动端性能优化：减少动画复杂度 */
    body::before,
    body::after {
        animation: none;
    }

    /* 移动端也显示星星，但减少数量以提高性能 */
    .star {
        display: block !important;
        opacity: 0.7 !important;
        width: 3px !important;
        height: 3px !important;
    }
    
    .star.small {
        width: 2px !important;
        height: 2px !important;
    }
    
    .star.medium {
        width: 4px !important;
        height: 4px !important;
    }
    
    .star.large {
        width: 5px !important;
        height: 5px !important;
    }

}

/* ==================== 移动端：全站区域间距压缩（仅移动端生效） ==================== */
@media (max-width: 768px) {
    /* 通用大区块：减少上下留白，避免“断层感” */
    .section,
    .features,
    .works,
    .testimonials,
    .features-v2,
    .features-scenarios,
    .features-tech,
    .about-section,
    .about-sora-section,
    .showcase-section,
    .testimonials-v2,
    .cta-section-v2,
    .studio-workflow,
    .about-versions,
    .about-faq {
        padding: 3.25rem 1.25rem;
    }

    /* 部分区域原本顶部更大：单独再压一点 */
    .features-hero {
        padding: 4.25rem 1.25rem 2.5rem;
    }

    /* 区块标题区域：减少底部间距 */
    .section-header-center {
        margin-bottom: 2rem;
    }

    .section-title {
        margin-bottom: 2rem;
    }

    /* 版块内部“列间距/卡片间距”在移动端略收紧 */
    .features-grid,
    .testimonials-grid,
    .testimonials-masonry,
    .showcase-scroll,
    .workflow-steps,
    .versions-timeline,
    .scenarios-grid {
        gap: 1.25rem;
    }

    .features-tech-layout,
    .features-asymmetric,
    .visual-feature-layout,
    .about-container,
    .about-sora-layout,
    .studio-layout {
        gap: 1.75rem;
    }

    /* 页脚上方留白也收紧一点 */
    .footer {
        margin-top: 3.5rem;
    }
}

/* ==================== 首页v2重新设计样式 ==================== */

/* Hero V2 */
.hero-v2 {
    min-height: 70vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
}

.hero-v2-container {
    flex: 1;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 999px;
    color: var(--accent-blue);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero-v2-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.highlight-text {
    color: var(--text-primary);
    position: relative;
}

.hero-v2-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
}

.hero-v2-actions {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn-primary-large {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2.5rem;
    background: var(--accent-blue);
    color: var(--text-primary);
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.3);
    text-decoration: none !important;
}

.btn-primary-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(74, 144, 226, 0.4);
}

.btn-secondary-large {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2.5rem;
    background: rgba(45, 45, 45, 0.6);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    text-decoration: none !important;
}

.btn-secondary-large:hover {
    background: rgba(45, 45, 45, 0.8);
    border-color: var(--accent-blue);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-blue);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

.hero-v2-visual {
    flex: 1;
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: rgba(45, 45, 45, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: float 3s ease-in-out infinite;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.floating-card .card-icon {
    font-size: 1.5rem;
}

.floating-card .card-text {
    font-size: 0.95rem;
    font-weight: 500;
}

.card-1 {
    top: 10%;
    left: 0;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 0;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    left: 10%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero-demo-box {
    width: 400px;
    padding: 2rem;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 16px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.demo-input {
    padding: 1rem;
    background: var(--bg-medium);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.cursor-blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

.demo-waveform {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    gap: 8px;
    height: 80px;
}

.demo-waveform .wave-line {
    flex: 1;
    background: linear-gradient(to top, var(--accent-blue), rgba(74, 144, 226, 0.3));
    border-radius: 4px;
    animation: demoWave 1.5s ease-in-out infinite;
}

.demo-waveform .wave-line:nth-child(2n) {
    animation-delay: 0.2s;
}

.demo-waveform .wave-line:nth-child(3n) {
    animation-delay: 0.4s;
}

@keyframes demoWave {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

/* 关于 Sora2 区域 */
.about-section {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

/* 关于 Sora2 区域 */
.about-sora-section {
    padding: 6rem 2rem;
}

.about-sora-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-sora-content {
    max-width: 100%;
}

.about-sora-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-sora-img {
    width: 100%;
    max-width: 250px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: 1rem;
    object-fit: contain;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .about-sora-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-sora-image {
        order: -1;
    }
    
    .about-sora-img {
        max-width: 220px;
    }
}

@media (max-width: 768px) {
    .about-sora-section {
        padding: 4rem 1.5rem;
    }
    
    .about-sora-layout {
        gap: 2rem;
    }
    
    .about-sora-img {
        max-width: 100%;
    }
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 999px;
    color: var(--accent-blue);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.about-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 2rem;
    letter-spacing: -0.01em;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 3rem;
}

.about-feature-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.feature-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-blue);
    opacity: 0.3;
    line-height: 1;
}

.feature-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.about-visual {
    position: relative;
    height: 500px;
}

.about-visual::before,
.about-visual::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.45;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.5), transparent 60%);
    filter: blur(2px);
}

.about-visual::before {
    width: 140px;
    height: 140px;
    right: -30px;
    top: 10px;
}

.about-visual::after {
    width: 110px;
    height: 110px;
    right: 60px;
    bottom: -30px;
}

.visual-card {
    position: absolute;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.visual-card.primary-card {
    width: 350px;
    top: 0;
    left: 0;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.visual-card.secondary-card {
    width: 260px;
    bottom: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.75rem 1.5rem;
}

.card-header {
    margin-bottom: 1.5rem;
}

.card-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(82, 196, 26, 0.15);
    color: var(--accent-green);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.card-progress {
    height: 4px;
    background: var(--bg-medium);
    border-radius: 999px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 60%;
    background: linear-gradient(90deg, var(--accent-blue), #6BB3FF);
    border-radius: 999px;
    animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
    0% {
        width: 30%;
    }
    50% {
        width: 80%;
    }
    100% {
        width: 30%;
    }
}

.waveform-large {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 100px;
    margin-bottom: 1.5rem;
}

.wave-bar-lg {
    flex: 1;
    background: linear-gradient(to top, var(--accent-blue), rgba(74, 144, 226, 0.4));
    border-radius: 4px;
    animation: wave 1.5s ease-in-out infinite;
}

.wave-bar-lg:nth-child(1) { height: 40%; animation-delay: 0s; }
.wave-bar-lg:nth-child(2) { height: 70%; animation-delay: 0.1s; }
.wave-bar-lg:nth-child(3) { height: 50%; animation-delay: 0.2s; }
.wave-bar-lg:nth-child(4) { height: 85%; animation-delay: 0.3s; }
.wave-bar-lg:nth-child(5) { height: 60%; animation-delay: 0.4s; }
.wave-bar-lg:nth-child(6) { height: 75%; animation-delay: 0.5s; }

.card-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.info-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.info-value {
    font-weight: 600;
}

.card-count {
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

/* 关于 Sora2 适用场景列表 */
.about-scene-list {
    margin-top: 1.5rem;
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.about-scene-list li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
    padding-left: 1.25rem;
}

.about-scene-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
}

/* 让每个人都能成为音乐创作者 - 右侧扩展样式 */
.creator-flow {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.creator-step {
    display: flex;
    gap: 1rem;
}

.creator-step-index {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-blue);
    opacity: 0.9;
    min-width: 2.2rem;
}

.creator-step-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.creator-step-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.creator-stats-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.creator-stats-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.creator-stats-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 999px;
    overflow: hidden;
}

.creator-stats-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-blue), #6BB3FF);
    border-radius: 999px;
}

.creator-stats-value {
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* 核心优势 V2 */
.features-v2 {
    padding: 8rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(74, 144, 226, 0.02));
}

.features-v2-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header-center {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title-large {
    font-size: 3rem;
    font-weight: 700;
    margin-top: 1rem;
}

.features-asymmetric {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
    align-items: start;
}

.feature-card-large {
    padding: 3rem;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

/* 可视化功能介绍区域 */
.visual-feature-section {
    padding: 6rem 2rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.visual-feature-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.2fr);
    gap: 4rem;
    align-items: center;
}

.visual-feature-text {
    max-width: 520px;
}

.visual-feature-title {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.visual-feature-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1rem;
}

.visual-feature-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.visual-feature-list {
    margin-top: 1.5rem;
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.visual-feature-list li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    position: relative;
    padding-left: 1.5rem;
}

.visual-feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0.1rem;
    color: var(--accent-green);
    font-size: 0.9rem;
}

.visual-feature-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.gallery-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gallery-item {
    border-radius: 24px;
    overflow: hidden;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.gallery-item.large {
    height: 220px;
}

.gallery-item.small {
    height: 160px;
}

.gallery-item.tall {
    height: 320px;
}

.gallery-item.medium {
    height: 180px;
}

@media (max-width: 1024px) {
    .visual-feature-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .visual-feature-text {
        max-width: none;
    }
}

@media (max-width: 768px) {
    /* 首页：可视化功能图片区 - 移动端轮播 */
    .visual-feature-gallery {
        display: flex;
        gap: 1rem;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding: 0.25rem 0.25rem 0.75rem;
        scroll-padding-inline: 0.75rem;
    }

    .visual-feature-gallery::-webkit-scrollbar {
        height: 0;
    }

    /* 让 4 张图成为同一行的 slide（扁平化两列容器） */
    .gallery-col {
        display: contents;
    }

    .gallery-item {
        flex: 0 0 86%;
        height: clamp(210px, 56vw, 280px);
        scroll-snap-align: center;
        scroll-snap-stop: always;
    }

    /* 覆盖桌面端不同尺寸（large/small/tall/medium），保证移动端轮播每张图同尺寸 */
    .gallery-item.large,
    .gallery-item.small,
    .gallery-item.tall,
    .gallery-item.medium {
        flex: 0 0 86%;
        height: clamp(210px, 56vw, 280px);
    }

    .mobile-carousel-dots {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 8px;
        margin-top: 0.75rem;
    }

    .mobile-carousel-dot {
        width: 8px;
        height: 8px;
        border-radius: 999px;
        border: none;
        background: rgba(255, 255, 255, 0.22);
        padding: 0;
        cursor: pointer;
        transition: width 0.2s ease, background 0.2s ease, opacity 0.2s ease;
        opacity: 0.9;
    }

    .mobile-carousel-dot.active {
        width: 18px;
        background: rgba(74, 144, 226, 0.9);
        opacity: 1;
    }

    .mobile-carousel-dot:focus-visible {
        outline: 2px solid rgba(74, 144, 226, 0.9);
        outline-offset: 3px;
    }
}

.feature-card-large:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
}

.feature-card-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card-large:hover .feature-card-glow {
    opacity: 1;
}

.feature-icon-large {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 144, 226, 0.1);
    border: 2px solid rgba(74, 144, 226, 0.3);
    border-radius: 16px;
    margin-bottom: 2rem;
    color: var(--accent-blue);
}

.feature-card-large h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.feature-card-large p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.feature-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.feature-tag {
    padding: 0.5rem 1rem;
    background: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 999px;
    font-size: 0.85rem;
    color: var(--accent-blue);
}

.feature-cards-small {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-card-small {
    padding: 2rem;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.feature-card-small:hover {
    transform: translateX(8px);
    border-color: var(--accent-blue);
}

.feature-card-small svg {
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.feature-card-small h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.feature-card-small p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* 作品展示区域 */
.showcase-section {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.showcase-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
}

.link-with-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    transition: gap 0.3s ease;
}

.link-with-arrow:hover {
    gap: 0.75rem;
}

.showcase-scroll {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.showcase-card {
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.showcase-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
}

.showcase-card.featured {
    grid-column: span 2;
}

.showcase-cover {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--accent-blue), var(--bg-medium));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.showcase-card.featured .showcase-cover {
    height: 300px;
}

.waveform-animated {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 80px;
}

.wave-bar-showcase {
    width: 6px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 3px;
    animation: wave 1.5s ease-in-out infinite;
}

.play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.showcase-card:hover .play-overlay {
    opacity: 1;
}

.play-btn-large {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: var(--text-primary);
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.4);
}

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

.showcase-info {
    padding: 2rem;
}

.featured-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 193, 7, 0.15);
    color: #FFD54F;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.showcase-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.showcase-info p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.showcase-stats {
    display: flex;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 用户评价 V2 */
.testimonials-v2 {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.testimonials-v2-container {
    max-width: 1200px;
    margin: 0 auto;
}

.testimonials-masonry {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card-v2 {
    padding: 2.5rem;
    background: rgba(45, 45, 45, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.testimonial-card-v2:hover {
    transform: translateY(-4px);
    border-color: var(--accent-blue);
}

.testimonial-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top left, rgba(74, 144, 226, 0.1), transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.testimonial-card-v2:hover .testimonial-glow {
    opacity: 1;
}

.quote-mark {
    font-size: 4rem;
    color: var(--accent-blue);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 1rem;
}

.testimonial-text-v2 {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-medium);
    border: 2px solid var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
}

.author-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* CTA区域 V2 */
.cta-section-v2 {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.cta-content-box {
    text-align: center;
    padding: 5rem 3rem;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.08), rgba(45, 45, 45, 0.25));
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 24px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    position: relative;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.cta-content-box::before {
    content: none;
}

.cta-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.btn-link-large {
    display: inline-flex;
    align-items: center;
    padding: 1.25rem 2.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.btn-link-large:hover {
    color: var(--accent-blue);
}

/* 响应式适配 */
@media (max-width: 1024px) {
    .hero-v2 {
        flex-direction: column;
        gap: 4rem;
    }

    .hero-v2-title {
        font-size: 3.5rem;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

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

    .showcase-card.featured {
        grid-column: span 1;
    }

    .testimonial-card-v2.highlight {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .hero-v2-title {
        font-size: 2.5rem;
    }

    .section-title-large {
        font-size: 2rem;
    }

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

    .hero-stats {
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 1.25rem;
        align-items: center;
    }

    .stat-divider {
        display: block;
        height: 32px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .stat-label {
        font-size: 0.85rem;
    }

    .hero-v2-visual {
        height: 400px;
    }

    .hero-demo-box {
        width: 100%;
    }

    .floating-card {
        display: none;
    }

    .about-visual {
        height: auto;
        position: relative;
    }

    .visual-card.primary-card,
    .visual-card.secondary-card {
        position: relative;
        width: 100%;
        margin-bottom: 1rem;
    }

    .testimonials-masonry {
        grid-template-columns: 1fr;
    }

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

    .cta-content-box {
        padding: 3rem 2rem;
    }
}

/* 弹窗与加载 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: rgba(45, 45, 45, 0.4);
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    border: 1px solid var(--accent-blue);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--bg-medium);
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.btn-close:hover {
    color: var(--text-primary);
}

.modal-body {
    margin-top: 1rem;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-modal-download {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
    text-decoration: none !important;
}

.btn-modal-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.5);
    background: linear-gradient(135deg, #5A9FD9, #7BC3FF);
}

.btn-modal-download:active {
    transform: translateY(0);
}

.btn-modal-download svg {
    flex-shrink: 0;
}

/* 产品功能页面样式 */
.features-hero {
    padding: 8rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.features-hero-container {
    max-width: 900px;
    margin: 0 auto;
}

.features-hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 1.5rem 0 2rem;
    line-height: 1.2;
}

.features-hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.9;
    max-width: 800px;
    margin: 0 auto;
}

/* 功能图片展示区域 */
.feature-image-showcase {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-image-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.feature-image-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

.feature-image-card.large-image {
    flex: 1;
    min-height: 200px;
}

.feature-image-card.small-image {
    min-height: 200px;
}

.feature-image-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 图片占位符 */
.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 3rem 2rem;
    color: var(--text-secondary);
    background: rgba(30, 30, 30, 0.3);
}

.image-placeholder svg {
    opacity: 0.5;
}

.image-placeholder span {
    font-size: 0.9rem;
    text-align: center;
}

/* 功能详情列表 */
.feature-detail-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 2rem;
}

.feature-detail-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-detail-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}

/* 功能演示区域 */
.features-demo-section {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(74, 144, 226, 0.02));
}

.features-demo-container {
    max-width: 1400px;
    margin: 0 auto;
}

.demo-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.demo-image-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.demo-image-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

.demo-image-card .image-placeholder {
    min-height: 300px;
    padding: 2rem;
}

.demo-image-label {
    padding: 1.25rem;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(30, 30, 30, 0.2);
}

/* 使用场景区域 */
.features-scenarios {
    padding: 6rem 2rem;
}

.features-scenarios-container {
    max-width: 1400px;
    margin: 0 auto;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.scenario-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: 2.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.scenario-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

.scenario-card h3 {
    font-size: 1.5rem;
    margin: 1rem 0 1rem;
}

.scenario-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.scenario-features {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.scenario-tag {
    padding: 0.4rem 0.9rem;
    background: rgba(74, 144, 226, 0.15);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--accent-blue);
}

/* 技术优势区域 */
.features-tech {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(74, 144, 226, 0.02));
}

.features-tech-container {
    max-width: 1400px;
    margin: 0 auto;
}

.features-tech-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.features-tech .section-title-large {
    font-size: 2.4rem;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

@media (min-width: 1024px) {
    .features-tech .section-title-large {
        white-space: nowrap;
    }
}

.tech-content {
    max-width: 600px;
}

.tech-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin: 1.5rem 0 2.5rem;
}

.tech-features-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tech-feature-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.tech-feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 144, 226, 0.15);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 12px;
    color: var(--accent-blue);
}

.tech-feature-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.tech-feature-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tech-image-area {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-image-card {
    width: 100%;
    max-width: 500px;
    background: transparent;
    border: none;
    border-radius: 0;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    overflow: visible;
    transition: all 0.3s ease;
    box-shadow: none;
}

.tech-image-card:hover {
    transform: translateY(-5px);
}

.tech-image-card:hover .tech-image-img {
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

.tech-image-card .image-placeholder {
    min-height: 100%;
    padding: 3rem;
}

.tech-image-img {
    width: 100%;
    max-width: 500px;
    height: 420px;
    display: block;
    object-fit: cover;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .features-asymmetric {
        grid-template-columns: 1fr;
    }
    
    .feature-image-showcase {
        flex-direction: row;
        margin-top: 2rem;
    }
    
    .feature-image-card.large-image {
        min-height: 200px;
    }
    
    .features-tech-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .tech-content {
        max-width: 100%;
    }

    .features-tech .section-title-large {
        white-space: normal;
    }

    .tech-image-img {
        height: 360px;
    }
}

@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features-hero {
        padding: 6rem 1.5rem 3rem;
    }
    
    .features-hero-title {
        font-size: 2.5rem;
    }
    
    .features-hero-subtitle {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-image-showcase {
        flex-direction: column;
    }
    
    .scenarios-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title-large {
        font-size: 2rem;
    }

    .tech-image-img {
        height: 260px;
    }
}

/* 创作中心 - 创作流程区域 */
.studio-workflow {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(74, 144, 226, 0.02));
}

.studio-workflow-container {
    max-width: 1400px;
    margin: 0 auto;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.workflow-step-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: 2.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.workflow-step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), #6BB3FF);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.workflow-step-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

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

.workflow-step-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    line-height: 1;
}

.workflow-step-image {
    width: 100%;
    aspect-ratio: 16/9;
    margin-bottom: 1.5rem;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(30, 30, 30, 0.3);
}

.workflow-step-image .image-placeholder {
    min-height: 100%;
    padding: 2rem;
}

.workflow-step-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.workflow-step-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.workflow-step-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.workflow-tips {
    list-style: none;
    padding: 0;
    margin: 0;
}

.workflow-tips li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.workflow-tips li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .workflow-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .studio-workflow {
        padding: 4rem 1.5rem;
    }
    
    .workflow-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .workflow-step-card {
        padding: 2rem;
    }
    
    .workflow-step-number {
        font-size: 2.5rem;
    }
}

/* 关于我们 - 历史版本区域 */
.about-versions {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(74, 144, 226, 0.02));
}

.about-versions-container {
    max-width: 1400px;
    margin: 0 auto;
}

.versions-timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.version-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: 2.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    position: relative;
}

.version-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.2);
}

.version-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
    color: var(--text-primary);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.version-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.version-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.version-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.version-features li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.version-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}

.version-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--accent-blue), #6BB3FF);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
    text-decoration: none !important;
}

.version-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(74, 144, 226, 0.4);
    background: linear-gradient(135deg, #5A9FD9, #7BC3FF);
}

.version-download-btn:active {
    transform: translateY(0);
}

.version-download-btn svg {
    flex-shrink: 0;
}

/* 关于我们 - 常见问题区域 */
.about-faq {
    padding: 6rem 2rem;
}

.about-faq-container {
    max-width: 1000px;
    margin: 0 auto;
}

.faq-list {
    margin-top: 4rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.faq-item.active {
    border-color: var(--accent-blue);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.2);
}

.faq-question {
    padding: 1.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.faq-question h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.faq-icon {
    color: var(--accent-blue);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease, opacity 0.3s ease;
    padding: 0 2rem;
    opacity: 0;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 2rem 1.75rem;
    opacity: 1;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0;
    font-size: 0.95rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .versions-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-versions {
        padding: 4rem 1.5rem;
    }
    
    .about-faq {
        padding: 4rem 1.5rem;
    }
    
    .versions-timeline {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .version-card {
        padding: 2rem;
    }
    
    .faq-question {
        padding: 1.5rem 1.5rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 1.5rem 1.5rem;
    }
    
    .faq-answer {
        padding: 0 1.5rem;
    }
}



/* ==================== 全站间距优化（桌面端 + 移动端，放在文件末尾确保生效） ==================== */

/* 桌面端：整体略微紧凑（不影响布局结构） */
.section,
.features,
.works,
.testimonials,
.features-scenarios,
.features-tech,
.studio-workflow,
.about-versions,
.about-faq,
.about-sora-section {
    padding: 5rem 2rem;
}

.features-v2,
.about-section,
.showcase-section,
.testimonials-v2,
.cta-section-v2 {
    padding: 7rem 2rem;
}

.features-hero {
    padding: 7rem 2rem 3.5rem;
}

.footer {
    margin-top: 4.5rem;
}

/* 移动端：明显收紧各区域上下留白（覆盖前面零散的 mobile padding） */
@media (max-width: 768px) {
    .section,
    .features,
    .works,
    .testimonials,
    .features-v2,
    .features-scenarios,
    .features-tech,
    .about-section,
    .about-sora-section,
    .showcase-section,
    .testimonials-v2,
    .cta-section-v2,
    .studio-workflow,
    .about-versions,
    .about-faq {
        padding: 2.75rem 1rem !important;
    }

    .features-hero {
        padding: 3.75rem 1rem 2rem !important;
    }

    .section-header-center {
        margin-bottom: 1.5rem !important;
    }

    .section-title {
        margin-bottom: 1.5rem !important;
    }

    .features-grid,
    .testimonials-grid,
    .testimonials-masonry,
    .showcase-scroll,
    .workflow-steps,
    .versions-timeline,
    .scenarios-grid {
        gap: 1rem !important;
    }

    .features-tech-layout,
    .features-asymmetric,
    .visual-feature-layout,
    .about-container,
    .about-sora-layout,
    .studio-layout {
        gap: 1.5rem !important;
    }

    .footer {
        margin-top: 2.75rem !important;
    }
}