:root {
  --green: #007a3d;
  --red: #941e24;
  --black: #1a1a1a;
  --grey: #6b6b6b;
  --bg: #f4f6f5;
  --card: #ffffff;
  --border: #dde3df;
}

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

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--black);
  line-height: 1.6;
}

.header {
  background: linear-gradient(135deg, var(--green) 0%, #005c2e 100%);
  color: #fff;
  padding: 2rem 1.5rem 2.5rem;
  text-align: center;
}

.header__logo-wrap {
  display: inline-block;
  background: #fff;
  padding: 0.65rem 1.25rem;
  border-radius: 10px;
  margin-bottom: 1rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.header__logo {
  display: block;
  height: auto;
  max-width: min(280px, 85vw);
  width: 240px;
}

.header__title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0.35rem 0 0;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.header__subtitle {
  margin: 0;
  opacity: 0.92;
  font-size: 0.95rem;
  font-weight: 500;
}

main {
  max-width: 720px;
  margin: -1.5rem auto 3rem;
  padding: 0 1rem;
}

.card {
  background: var(--card);
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  padding: 1.75rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border);
}

.card h2 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  color: var(--green);
}

.card p,
.card li {
  font-size: 0.95rem;
  color: #333;
}

.pledge-list {
  padding-left: 1.25rem;
  margin: 0.75rem 0;
}

.pledge-list li {
  margin-bottom: 0.65rem;
}

.pledge-list strong {
  color: var(--black);
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.form-group input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}

.form-group input:focus {
  outline: 2px solid var(--green);
  outline-offset: 1px;
  border-color: var(--green);
}

.checkbox-row {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  font-size: 0.9rem;
}

.checkbox-row input {
  margin-top: 0.25rem;
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--green);
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 0.9rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn--primary {
  background: var(--green);
  color: #fff;
}

.btn--primary:hover:not(:disabled) {
  background: #005c2e;
}

.btn--primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}

.message--error {
  display: block;
  background: #fdecea;
  color: var(--red);
  border: 1px solid #f5c6c0;
}

.message--success {
  display: block;
  background: #e8f5e9;
  color: var(--green);
  border: 1px solid #c8e6c9;
}

.footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: var(--grey);
}

.verify-page {
  max-width: 480px;
  margin: 3rem auto;
  padding: 0 1rem;
}

.verify-card {
  text-align: center;
}

.verify-card .icon {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.hidden {
  display: none !important;
}

.verify-initiative {
  color: var(--green);
  font-weight: 600;
  margin: 0.5rem 0 0;
}

.verify-back {
  text-align: center;
  margin-top: 1rem;
}

.verify-back a {
  color: var(--green);
}

@media (min-width: 640px) {
  .header__logo {
    width: 280px;
  }

  .header__title {
    font-size: 1.5rem;
  }
}