:root {
  --apmerr-white: #ffffff;
  --apmerr-black: #111111;
  --apmerr-burgundy: #6d0f1a;
  --apmerr-burgundy-dark: #4f0a12;
  --apmerr-soft-gray: #f3f4f6;
  --apmerr-mid-gray: #d1d5db;
  --apmerr-text-gray: #6b7280;
  --apmerr-border: #e5e7eb;
  --apmerr-success: #0f766e;
  --apmerr-danger: #991b1b;
  --shadow: 0 12px 30px rgba(17, 17, 17, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--apmerr-black);
  background: linear-gradient(180deg, #fafafa 0%, #f3f4f6 100%);
}

.public-app-shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

.hero-card,
.form-card,
.section-card {
  background: var(--apmerr-white);
  border: 1px solid var(--apmerr-border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 32px;
  background: linear-gradient(135deg, var(--apmerr-burgundy), #1a1a1a);
  color: var(--apmerr-white);
  margin-bottom: 24px;
}

.hero-card h1 {
  margin: 0 0 12px;
  font-size: 38px;
}

.hero-card p {
  margin: 0;
  line-height: 1.6;
  max-width: 760px;
}

.form-card {
  padding: 28px;
}

.association-form {
  display: grid;
  gap: 20px;
}

.section-card {
  padding: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #fcfcfd 100%);
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 8px 0 0;
  font-size: 24px;
}

.eyebrow {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow.dark {
  background: #f8d7da;
  color: var(--apmerr-burgundy);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.full-width {
  grid-column: 1 / -1;
}

.input-stack {
  display: grid;
  gap: 8px;
}

.input-stack span,
.check-item span {
  font-weight: 700;
  line-height: 1.4;
}

.input-stack small {
  color: var(--apmerr-text-gray);
  font-size: 13px;
  line-height: 1.4;
}

.input-stack input,
.input-stack select,
.input-stack textarea {
  width: 100%;
  border: 1px solid var(--apmerr-border);
  border-radius: 14px;
  background: var(--apmerr-white);
  padding: 13px 14px;
  color: var(--apmerr-black);
  font: inherit;
}

.input-stack input:focus,
.input-stack select:focus,
.input-stack textarea:focus {
  outline: none;
  border-color: var(--apmerr-burgundy);
  box-shadow: 0 0 0 4px rgba(109, 15, 26, 0.08);
}

.check-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--apmerr-border);
  background: #faf7f8;
}

.check-item input {
  margin-top: 4px;
  transform: scale(1.15);
}

.submit-row {
  display: flex;
  justify-content: flex-end;
}

.action-button {
  appearance: none;
  border-radius: 14px;
  padding: 13px 22px;
  border: 1px solid var(--apmerr-border);
  cursor: pointer;
  font-weight: 700;
  transition: all 0.18s ease;
}

.action-button.primary {
  background: linear-gradient(135deg, var(--apmerr-burgundy), var(--apmerr-burgundy-dark));
  color: var(--apmerr-white);
  border-color: transparent;
}

.action-button:hover {
  transform: translateY(-1px);
}

.form-feedback {
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 600;
  line-height: 1.5;
}

.form-feedback.success {
  background: #f5fcf8;
  border: 1px solid rgba(15, 118, 110, 0.22);
  color: var(--apmerr-success);
}

.form-feedback.error {
  background: #fff6f6;
  border: 1px solid rgba(153, 27, 27, 0.18);
  color: var(--apmerr-danger);
}

.hidden {
  display: none !important;
}

@media (max-width: 760px) {
  .public-app-shell {
    padding: 18px 14px 36px;
  }

  .hero-card,
  .form-card,
  .section-card {
    border-radius: 20px;
  }

  .hero-card {
    padding: 24px;
  }

  .hero-card h1 {
    font-size: 30px;
  }

  .form-card,
  .section-card {
    padding: 18px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .submit-row {
    justify-content: stretch;
  }

  .submit-row .action-button {
    width: 100%;
  }
}