/* Haggling Wizard — stylesheet */

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

body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #1a1a1a;
  background: #ffffff;
}

img {
  max-width: 100%;
  height: auto;
}

/* ===== Typography ===== */
h1, h2, h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.125rem; }

p {
  margin-top: 0;
  max-width: 65ch;
}

a {
  color: #5c3d8f;
}

a:hover {
  color: #3d2761;
}

/* ===== Hero ===== */
#hero {
  background: #f5f0ff;
  padding: 2.5rem 1.25rem;
  text-align: center;
}

#hero img {
  display: block;
  margin: 0 auto 1rem;
}

#hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: #3d2761;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.125rem;
  color: #555555;
  margin: 0 auto 1.5rem;
  max-width: 55ch;
}

.disclosure-inline {
  font-size: 0.8125rem;
  color: #666666;
  margin: 0 auto 1.5rem;
  max-width: 55ch;
}

/* ===== Email signup form ===== */
.signup-placeholder {
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.placeholder-notice {
  font-size: 0.8125rem;
  color: #7a5200;
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: 4px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  max-width: none;
}

form[aria-label="Email signup"] {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

form[aria-label="Email signup"] label {
  font-weight: 600;
  font-size: 0.9375rem;
}

form[aria-label="Email signup"] input[type="email"] {
  padding: 0.625rem 0.875rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid #aaaaaa;
  border-radius: 4px;
  width: 100%;
}

form[aria-label="Email signup"] input[type="email"]:focus {
  outline: 2px solid #5c3d8f;
  outline-offset: 1px;
  border-color: #5c3d8f;
}

form[aria-label="Email signup"] button[type="submit"] {
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: #5c3d8f;
  color: #ffffff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(92, 61, 143, 0.35);
  transition: background 0.15s ease, box-shadow 0.15s ease;
}

form[aria-label="Email signup"] button[type="submit"]:hover {
  background: #3d2761;
  box-shadow: 0 3px 10px rgba(92, 61, 143, 0.45);
}

/* ===== Main content ===== */
main {
  max-width: 800px;
  margin: 0 auto;
}

section {
  padding: 2.5rem 1.25rem;
  border-bottom: 1px solid #e8e8e8;
}

section:last-of-type {
  border-bottom: none;
}

section h2 {
  margin-bottom: 1rem;
}

/* ===== How it works ===== */
#how-it-works ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  counter-reset: step;
}

#how-it-works li {
  counter-increment: step;
  background: #f9f7ff;
  border: 1px solid #e2d9f3;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
}

#how-it-works li::before {
  content: counter(step);
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: #5c3d8f;
  line-height: 1;
  margin-bottom: 0.5rem;
}

#how-it-works li h3 {
  margin-bottom: 0.25rem;
}

/* ===== Marketplaces ===== */
#marketplaces ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

#marketplaces li {
  background: #f0ecf8;
  border: 1px solid #c8b8e8;
  border-radius: 4px;
  padding: 0.375rem 0.875rem;
  font-weight: 600;
  font-size: 0.9375rem;
}

/* ===== Footer ===== */
#footer {
  background: #1a1a1a;
  color: #cccccc;
  padding: 1.5rem 1.25rem;
  font-size: 0.875rem;
}

#footer p {
  margin-bottom: 0.5rem;
  max-width: none;
  color: #cccccc;
}

#footer nav {
  margin-bottom: 0.5rem;
}

#footer a {
  color: #c0a0e0;
}

#footer a:hover {
  color: #dac8f0;
}

/* ===== Desktop breakpoint ===== */
@media (min-width: 640px) {
  #hero {
    padding: 4rem 2rem;
  }

  #hero h1 {
    font-size: 3rem;
  }

  .tagline {
    font-size: 1.25rem;
  }

  /* Input and submit button side by side at wider viewports */
  form[aria-label="Email signup"] {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "label label"
      "input button";
  }

  form[aria-label="Email signup"] label {
    grid-area: label;
  }

  form[aria-label="Email signup"] input[type="email"] {
    grid-area: input;
  }

  form[aria-label="Email signup"] button[type="submit"] {
    grid-area: button;
  }

  section {
    padding: 3rem 2rem;
  }

  #how-it-works ol {
    flex-direction: row;
    gap: 2rem;
  }

  #how-it-works li {
    flex: 1;
  }

  #footer {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  #footer p,
  #footer nav {
    margin-bottom: 0;
  }
}

@media (min-width: 960px) {
  #hero {
    padding: 5rem 2rem;
  }
}