/* ==================== 全局重置与变量 ==================== */
:root {
    --primary-color: #4d6bff;
    --primary-dark: #3950d9;
    --secondary-color: #00d4ff;
    --accent-color: #7c3aed;
    --bg-dark: #0a0e27;
    --bg-darker: #060818;
    --bg-card: #131938;
    --bg-card-hover: #1a2147;
    --text-primary: #ffffff;
    --text-secondary: #a8b2d1;
    --text-muted: #6b7280;
    --border-color: rgba(255, 255, 255, 0.1);
    --glow-blue: rgba(77, 107, 255, 0.5);
    --glow-purple: rgba(124, 58, 237, 0.5);
    --gradient-primary: linear-gradient(135deg, #4d6bff 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #00d4ff 0%, #4d6bff 100%);
    --shadow-glow: 0 0 40px rgba(77, 107, 255, 0.3);
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
        'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* 星空背景动画 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 60% 70%, rgba(77, 107, 255, 0.4), transparent),
        radial-gradient(1px 1px at 80% 20%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40% 80%, rgba(124, 58, 237, 0.4), transparent),
        radial-gradient(1px 1px at 90% 50%, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(1px 1px at 10% 90%, rgba(255, 255, 255, 0.3), transparent);
    background-size: 200% 200%;
    pointer-events: none;
    z-index: -1;
    animation: starfield 60s linear infinite;
}

@keyframes starfield {
    from { background-position: 0% 0%; }
    to { background-position: 100% 100%; }
}

/* ==================== 导航栏 ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.2rem 5%;
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-fast);
}

.navbar.scrolled {
    padding: 0.8rem 5%;
    background: rgba(6, 8, 24, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    font-weight: 900;
    font-size: 1.2rem;
}

.logo-img {
    width: 38px;
    height: 38px;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: var(--shadow-glow);
    transition: transform var(--transition-fast);
    background: var(--bg-card);
}

.logo:hover .logo-img {
    transform: rotate(-8deg) scale(1.08);
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
}

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

.nav-links a:hover::after {
    width: 100%;
}

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

.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    padding: 0.6rem 1.5rem;
    background: var(--gradient-primary);
    color: white !important;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--glow-blue);
}

.nav-cta::after {
    display: none !important;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==================== Hero 区域 ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 5% 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow-purple) 0%, transparent 70%);
    filter: blur(80px);
    animation: float 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--glow-blue) 0%, transparent 70%);
    filter: blur(80px);
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: rgba(77, 107, 255, 0.15);
    border: 1px solid rgba(77, 107, 255, 0.4);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--secondary-color);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero h1 .gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 20px var(--glow-blue);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--glow-blue);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

/* ==================== 数据统计 ==================== */
.stats {
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    padding: 2rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    background: rgba(26, 33, 71, 0.8);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

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

/* ==================== 通用 Section ==================== */
.section {
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

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

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(77, 107, 255, 0.15);
    border: 1px solid rgba(77, 107, 255, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ==================== 功能特性卡片 ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2.5rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: 0;
}

.feature-card:hover::before {
    opacity: 0.05;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card > * {
    position: relative;
    z-index: 1;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 20px var(--glow-blue);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    font-weight: 700;
}

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

/* ==================== 模型家族卡片 ==================== */
.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.model-card {
    padding: 2.5rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all var(--transition-fast);
    position: relative;
    backdrop-filter: blur(10px);
}

.model-card.featured {
    border-color: var(--primary-color);
    background: rgba(26, 33, 71, 0.8);
    box-shadow: 0 10px 40px rgba(77, 107, 255, 0.2);
}

.model-card.featured::after {
    content: '旗舰推荐';
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    padding: 0.3rem 0.8rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.model-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
}

.model-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(0, 212, 255, 0.15);
    color: var(--secondary-color);
    border-radius: 50px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.model-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
}

.model-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.model-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.model-features li {
    padding: 0.4rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.model-features li::before {
    content: '✓';
    color: var(--secondary-color);
    font-weight: bold;
}

.model-stats {
    display: flex;
    gap: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.model-stat {
    flex: 1;
}

.model-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.model-stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* ==================== FAQ ==================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--transition-fast);
}

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

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: inherit;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--secondary-color);
}

.faq-icon {
    font-size: 1.5rem;
    transition: transform var(--transition-fast);
    color: var(--secondary-color);
}

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

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

.faq-answer-inner {
    padding: 0 2rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

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

/* ==================== 页脚 ==================== */
.footer {
    background: var(--bg-darker);
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--border-color);
    margin-top: 6rem;
}

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

.footer-brand {
    max-width: 300px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin: 1rem 0;
    font-size: 0.9rem;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 0.7rem;
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ==================== 404 页面 ==================== */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.error-page::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--glow-purple) 0%, transparent 70%);
    filter: blur(100px);
    animation: float 10s ease-in-out infinite;
}

.error-container {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.error-code {
    font-size: clamp(8rem, 20vw, 15rem);
    font-weight: 900;
    line-height: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    animation: glitch 4s ease-in-out infinite;
    position: relative;
}

@keyframes glitch {
    0%, 90%, 100% { transform: translate(0); }
    92% { transform: translate(-2px, 1px); }
    94% { transform: translate(2px, -1px); }
    96% { transform: translate(-1px, 2px); }
    98% { transform: translate(1px, -2px); }
}

.error-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 1rem;
    font-weight: 700;
}

.error-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.error-illustration {
    margin-bottom: 2rem;
    font-size: 8rem;
    animation: float 3s ease-in-out infinite;
}

/* ==================== 下载页面 ==================== */
.download-hero {
    padding: 10rem 5% 4rem;
    text-align: center;
    position: relative;
}

.download-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.download-hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.platform-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 3rem auto;
    max-width: 600px;
    flex-wrap: wrap;
}

.platform-tab {
    padding: 0.8rem 1.8rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.platform-tab:hover {
    border-color: var(--primary-color);
    color: var(--text-primary);
}

.platform-tab.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.download-card {
    padding: 2.5rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    text-align: center;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
    display: none;
}

.download-card.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.download-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 30px var(--glow-blue);
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.download-card .version {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.download-card .file-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.download-btn {
    width: 100%;
    padding: 0.9rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    text-decoration: none;
    display: inline-block;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--glow-blue);
}

.download-features {
    margin-top: 1.5rem;
    text-align: left;
}

.download-features li {
    list-style: none;
    padding: 0.4rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-features li::before {
    content: '✓';
    color: var(--secondary-color);
}

.download-guide {
    max-width: 1200px;
    margin: 6rem auto 0;
    padding: 0 5%;
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.guide-step {
    text-align: center;
    padding: 2rem;
    background: rgba(19, 25, 56, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin: 0 auto 1rem;
}

.guide-step h4 {
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.guide-step p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-darker);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        transition: transform var(--transition-fast);
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .mobile-toggle {
        display: block;
    }

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

    .hero {
        padding: 7rem 5% 3rem;
    }

    .error-code {
        font-size: clamp(6rem, 25vw, 12rem);
    }
}

/* ==================== 产品展示 Showcase ==================== */
.showcase {
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.showcase-text {
    padding: 1rem 0;
}

.showcase-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    margin: 1rem 0 1.2rem;
    line-height: 1.2;
}

.showcase-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.showcase-features {
    list-style: none;
}

.showcase-features li {
    padding: 0.6rem 0;
    color: var(--text-secondary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transition: color var(--transition-fast);
}

.showcase-features li:hover {
    color: var(--text-primary);
}

.showcase-features .check {
    width: 24px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    font-weight: bold;
    flex-shrink: 0;
}

.showcase-image-wrap {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.showcase-glow {
    position: absolute;
    inset: -20px;
    background: var(--gradient-primary);
    border-radius: 32px;
    filter: blur(60px);
    opacity: 0.4;
    z-index: 0;
    animation: float 6s ease-in-out infinite;
}

.showcase-image {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 520px;
    height: auto;
    border-radius: 24px;
    box-shadow:
        0 30px 60px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    transition: transform var(--transition-slow);
    display: block;
}

.showcase-image:hover {
    transform: scale(1.03) translateY(-5px);
}

.showcase-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(77, 107, 255, 0.4);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 500;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff88;
    animation: pulse 2s ease-in-out infinite;
}

@media (max-width: 900px) {
    .showcase-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .showcase-image {
        max-width: 100%;
    }
}