:root{--bg-deep: #08080a;--bg-card: #111118;--bg-card-hover: #161622;--bg-nav: rgba(8, 8, 10, .72);--accent: #6c5ce7;--accent-glow: rgba(108, 92, 231, .28);--text-primary: #e8e8ed;--text-secondary: #9898a8;--text-muted: #5a5a6e;--border: rgba(255, 255, 255, .06);--border-light: rgba(255, 255, 255, .1);--radius: 12px;--radius-lg: 20px;--transition: .3s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:var(--accent) var(--bg-deep)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-deep)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background-color:var(--bg-deep);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{cursor:pointer;border:none;background:none;font-family:inherit}.section-container{max-width:1700px;margin:0 auto;padding:0 80px}.section-title{font-size:clamp(2rem,4vw,3.2rem);font-weight:700;letter-spacing:-.02em;margin-bottom:.5rem}.section-subtitle{font-size:1.05rem;color:var(--text-secondary);margin-bottom:3rem}.accent-text{color:var(--accent)}.screen-section{min-height:100vh;display:flex;align-items:center;position:relative}@media(max-width:1024px){.section-container{padding:0 40px}}@media(max-width:768px){.section-container{padding:0 24px}}