:root{--bg:#0a0a0a;--panel:#111;--text:#e6e6e6;--muted:#9a9a9a;--red:#EB1D36;--line:rgba(255,255,255,0.06)}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg) url('./assets/bg-tech.svg') center/cover no-repeat fixed;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,PingFang SC,Hiragino Sans GB,Noto Sans SC,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.grid-overlay{position:fixed;inset:0;pointer-events:none;background-image:repeating-linear-gradient(to right,rgba(255,255,255,0.04) 0,rgba(255,255,255,0.04) 1px,transparent 1px,transparent 80px),repeating-linear-gradient(to bottom,rgba(255,255,255,0.04) 0,rgba(255,255,255,0.04) 1px,transparent 1px,transparent 80px)}
.container{max-width:1100px;margin:0 auto;padding:80px 24px 40px}
.hero{text-align:center;padding:120px 0 60px;border-bottom:1px solid var(--line)}
.brand{margin:0;font-size:clamp(48px,8vw,120px);letter-spacing:.04em;font-weight:800;color:var(--text)}
.tagline{margin:12px 0 24px;font-size:16px;color:var(--muted)}
.cta{display:flex;justify-content:center;gap:12px}
button{font:inherit}
.primary{appearance:none;background:var(--red);color:#fff;border:none;padding:12px 20px;font-size:14px;border-radius:4px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}
.primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(235,29,54,.35)}
.section{display:flex;justify-content:center;padding:40px 0}
.chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.chip{border:1px solid var(--red);color:var(--red);padding:8px 12px;border-radius:20px;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.contact{text-align:center;padding:60px 0;border-top:1px solid var(--line)}
.contact h3{margin:0 0 12px;font-size:14px;letter-spacing:.16em;color:var(--muted)}
.email{color:var(--red);font-size:16px;text-decoration:none}
.email:hover{text-decoration:underline}
.footer{position:relative;padding:20px 0;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}
.footer .copyright{position:absolute;left:0}
.footer .icp{position:absolute;left:50%;transform:translateX(-50%)}
.footer a{color:var(--red);text-decoration:none}
.footer a:hover{text-decoration:underline}