:root{--navy:#0b2f68;--blue:#123f87;--orange:#f28c00;--ink:#142033;--muted:#667085;--line:#dce3ec;--pale:#f3f6fa;--white:#fff;--max:1220px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;font-size:16px;line-height:1.65}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}.wrap{width:min(var(--max),calc(100% - 48px));margin:auto}.topline{background:var(--navy);color:#dbe8fb;font-size:.82rem}.topline-inner{height:34px;display:flex;align-items:center;justify-content:space-between}.top-contact{font-variant-numeric:tabular-nums}.header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid #e8edf3;position:sticky;top:0;z-index:20}.nav{height:100%;display:flex;align-items:center;gap:30px}.brand{width:170px;display:flex}.brand 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