:root{--navy:#071625;--navy2:#123955;--cyan:#18b9d8;--orange:#ef7a2b;--ink:#132131;--muted:#607487;--line:#dce5eb;--soft:#f1f5f8;--white:#fff;--max:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(var(--max),calc(100% - 48px));margin:0 auto}.site-header{position:relative;z-index:10;color:#fff;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.1)}.header-inner{min-height:86px;display:flex;align-items:center;gap:34px}.brand{display:flex;align-items:center;gap:12px;min-width:280px}.brand img{width:52px;height:52px;object-fit:contain;background:#fff;border-radius:5px}.brand span,.brand strong,.brand small{display:block}.brand strong{font-size:20px;letter-spacing:2px}.brand small{margin-top:4px;color:#87a1b4;font-size:9px;letter-spacing:.25px;white-space:nowrap}.site-header 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