JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <meta name="theme-color" content="#f5f2e9">
  <title>鹈鹕慢骑 · Pelican Pedal Club</title>
  <style>
    :root {
      color-scheme: light;
      --paper: #f5f2e9;
      --ink: #284a43;
      --muted: #778780;
      --accent: #c96945;
      --line: #dcded2;
      --green: #416e5b;
    }
    * { box-sizing: border-box; }
    body {
      margin: 0;
      min-height: 100svh;
      background: var(--paper);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      -webkit-font-smoothing: antialiased;
    }
    button, input { font: inherit; }
    button { -webkit-tap-highlight-color: transparent; }
    button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; }
    .page { width: min(1240px, calc(100% - 80px)); margin: 0 auto; }
    .masthead {
      min-height: 98px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--line);
    }
    .brand { display: flex; align-items: center; gap: 13px; }
    .brand-mark { width: 42px; height: 42px; }
    .brand-name { font-size: 13px; font-weight: 800; letter-spacing: .19em; line-height: 1.55; }
    .brand-name span { display: block; font-size: 10px; letter-spacing: .28em; font-weight: 500; color: var(--muted); }
    .edition { font-size: 10px; letter-spacing: .2em; display: flex; align-items: center; gap: 12px; color: var(--muted); }
    .edition::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
    .intro { display: flex; justify-content: space-between; align-items: flex-end; padding: 34px 0 27px; gap: 24px; }
    .eyebrow { color: var(--accent); font-size: 10px; font-weight: 650; letter-spacing: .26em;...