patx/relay-lang

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Relay URL Shortener</title>
  <style>
    :root {
      color-scheme: dark;
      --bg: #0d1117;
      --card: #161b22;
      --border: #30363d;
      --text: #c9d1d9;
      --muted: #8b949e;
      --accent: #58a6ff;
    }

    * { box-sizing: border-box; }

    body {
      margin: 0;
      min-height: 100vh;
      display: grid;
      place-items: center;
      background: radial-gradient(circle at top left, #1f2733 0%, var(--bg) 45%);
      color: var(--text);
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
      padding: 24px;
    }

    main {
      width: 100%;
      max-width: 680px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 20px;
    }

    h1 {
      margin: 0 0 10px;
      font-size: 1.2rem;
    }

    p {
      margin: 0 0 16px;
      color: var(--muted);
      font-size: 0.92rem;
      line-height: 1.4;
    }

    form {
      display: flex;
      gap: 10px;
    }

    input {
      flex: 1;
      border: 1px solid var(--border);
      border-radius: 8px;
      background: #0f141b;
      color: var(--text);
      padding: 10px 12px;
      font: inherit;
    }

    button {
      border: 1px solid #2f81f7;
      background: var(--accent);
      color: #0d1117;
      border-radius: 8px;
      font: inherit;
      font-weight: 700;
      padding: 10px 14px;
      cursor: pointer;
    }

    code {
      background: #0f141b;
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 2px 6px;
      color: #9ecbff;
    }

    @media (max-width: 600px) {
      form { flex-direction: column; }
      button { width: 100%; }
    }
  </style>
</head>
<body>
  <main>
    <h1>Relay URL Shortener</h1>
    <p>Paste a URL to create a short link.</p>
    <form method="post" action="/">
      <input name="url" type="url" placeholder="https://example.com/some/long/path" required />
      <input name="csrf_token" type="hidden" value="{{ csrf_token }}" />
      <button type="submit">Shorten</button>
    </form>
    <p style="margin-top: 14px;">
      API: <code>POST /api/v1/shorten</code> with JSON <code>{"url":"https://example.com"}</code>
    </p>
  </main>
</body>
</html>