:root {
        --bg: #0a0b0d;
        --surface: #14161a;
        --line: #2a2d33;
        --ink: #f4f4f0;
        --ink-2: #a4a8b0;
        --accent: #ff7733;
      }
      * {
        box-sizing: border-box;
      }
      body {
        margin: 0;
        min-height: 100vh;
        font:
          15px/1.5 Inter,
          system-ui,
          sans-serif;
        background:
          radial-gradient(
            700px 400px at 90% 10%,
            rgba(255, 119, 51, 0.12),
            transparent 60%
          ),
          var(--bg);
        color: var(--ink);
        display: grid;
        place-items: center;
        padding: 24px;
      }
      form {
        max-width: 460px;
        width: 100%;
        background: var(--surface);
        border: 1px solid var(--line);
        border-radius: 18px;
        padding: 36px 32px;
        box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.6);
      }
      h1 {
        font-size: 26px;
        font-weight: 600;
        margin: 0 0 6px;
        letter-spacing: -0.02em;
      }
      .lede {
        color: var(--ink-2);
        font-size: 14px;
        margin: 0 0 24px;
      }
      label {
        display: block;
        font-size: 13px;
        font-weight: 500;
        margin: 14px 0 6px;
        color: var(--ink);
      }
      input:not([type="checkbox"]),
      textarea {
        width: 100%;
        padding: 12px 14px;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--line);
        color: var(--ink);
        border-radius: 10px;
        font: inherit;
        transition:
          border-color 0.15s,
          background 0.15s;
      }
      input:not([type="checkbox"]):focus,
      textarea:focus {
        outline: 0;
        border-color: var(--accent);
        background: rgba(255, 255, 255, 0.06);
      }
      textarea {
        min-height: 110px;
        resize: vertical;
      }

      /* Valintaruutu napin yläpuolella */
      .checkbox-container {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-top: 20px;
        margin-bottom: 4px;
        font-size: 13px;
        color: var(--ink-2);
        cursor: pointer;
        user-select: none;
      }
      .checkbox-container input[type="checkbox"] {
        width: 16px;
        height: 16px;
        accent-color: var(--accent);
        cursor: pointer;
        margin: 0;
      }
      .checkbox-container a {
        color: var(--accent);
        text-decoration: underline;
        text-underline-offset: 2px;
      }
      .checkbox-container a:hover {
        color: #ffa066;
      }

      button {
        width: 100%;
        margin-top: 18px;
        height: 46px;
        background: var(--accent);
        color: #0c0d0f;
        border: 0;
        border-radius: 10px;
        font:
          600 14px Inter,
          sans-serif;
        cursor: pointer;
        transition:
          background-color 0.2s,
          color 0.2s;
      }
      button:hover:not(:disabled) {
        background: #ffa066;
      }

      /* Harmaa ja ei-aktiivinen tila */
      button:disabled {
        background: #2a2d33;
        color: #6d717a;
        cursor: not-allowed;
      }