:root {
  --green: #009246;
  --white: #ffffff;
  --red: #ce2b37;
  --text: #1a1a1a;
  --muted: #5c5c5c;
  --surface: #fafafa;
  --border: #e8e8e8;
  --radius: 12px;
  --font: "DM Sans", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--surface);
}

.hero {
  background: var(--white);
  padding: 1.5rem 1rem 0;
  display: flex;
  justify-content: center;
}

.hero__image {
  display: block;
  width: 100%;
  max-width: 960px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.main {
  padding: 2rem 1rem 3.5rem;
}

.container {
  max-width: 34rem;
  margin: 0 auto;
}

.container--embed {
  max-width: 40rem;
}

.title {
  margin: 0 0 1.25rem;
  font-size: clamp(1.65rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.title__line2 {
  display: block;
  margin-top: 0.2rem;
}

.title__in {
  color: var(--green);
}

.title__place {
  color: var(--red);
}

.intro {
  margin-bottom: 2.25rem;
}

.intro p {
  margin: 0 0 1rem;
  color: var(--text);
}

.intro p:last-child {
  margin-bottom: 0;
}

.signup {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem 1.75rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.signup__title {
  margin: 0 0 1.25rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--green);
  padding-bottom: 0.65rem;
  border-bottom: 3px solid var(--red);
}

.google-form {
  width: 100%;
}

.google-form__iframe {
  display: block;
  width: 100%;
  max-width: 640px;
  height: 838px;
  margin: 0 auto;
  border: 0;
  border-radius: 8px;
  background: var(--surface);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}