:root {
  --bg: #f5f2ea;
  --ink: #102126;
  --accent: #0f766e;
  --accent-dark: #0b5b56;
  --panel: #fffdf8;
  --ring: #1f2937;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Public Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 20%, #d9efe9 0%, transparent 36%),
    radial-gradient(circle at 86% 12%, #f7dcc2 0%, transparent 30%),
    linear-gradient(140deg, #efe8dc 0%, #f8f5ef 100%);
  min-height: 100vh;
}

.shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

.hero {
  margin-bottom: 1.4rem;
}

.kicker {
  margin: 0 0 0.4rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #0f5132;
  font-size: 0.8rem;
  font-weight: 600;
}

h1,
h2 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.1;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
}

.subtitle {
  max-width: 60ch;
  margin-top: 0.85rem;
  font-size: 1.05rem;
}

.proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.proof article {
  background: #ffffffc9;
  border: 1px solid #d8ddd4;
  border-radius: 12px;
  padding: 1rem;
}

.proof h2 {
  margin-top: 0;
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid #dbd2c4;
  box-shadow: 0 14px 36px #00000012;
  border-radius: 16px;
  padding: 1.2rem;
}

.panel h2 {
  margin: 0 0 0.4rem;
}

.panel-sub {
  margin-top: 0;
  color: #2f3f43;
}

form {
  display: grid;
  gap: 0.55rem;
}

label {
  margin-top: 0.45rem;
  font-size: 0.92rem;
}

input {
  width: 100%;
  border: 1px solid #c5c8c4;
  border-radius: 10px;
  padding: 0.72rem;
  font: inherit;
}

input:focus,
button:focus {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.cta-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

button {
  cursor: pointer;
  border: 0;
  border-radius: 10px;
  padding: 0.72rem 1rem;
  font: inherit;
  font-weight: 600;
}

#join-btn {
  background: var(--accent);
  color: white;
}

#join-btn:hover {
  background: var(--accent-dark);
}

.ghost {
  background: transparent;
  border: 1px solid #80939d;
  color: #163341;
}

#status {
  min-height: 1.2rem;
  margin: 0.3rem 0 0;
  font-size: 0.92rem;
}

@media (max-width: 780px) {
  .proof {
    grid-template-columns: 1fr;
  }

  .cta-row {
    flex-direction: column;
  }
}