:root {
  --blue-gradient: linear-gradient(135deg, #00b0ff 0%, #0077ff 100%);
  --navy: #06142b;
  --slate: #1f2b47;
  --muted: #64748b;
  --card-shadow: 0 32px 80px rgba(6, 20, 43, 0.18);
  --radius-lg: 32px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #f2f6fc;
  color: var(--navy);
  font-family: "Readex Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  padding: clamp(1.5rem, 6vw, 3.5rem);
  display: grid;
  place-items: center;
}

.page {
  width: min(100%, 760px);
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--navy);
}

.logo-mark {
  width: 48px;
  height: 48px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--blue-gradient);
  box-shadow: 0 18px 35px rgba(0, 119, 255, 0.28);
  font-weight: 600;
  font-size: 1.15rem;
}

.nav-links {
  display: inline-flex;
  gap: 0.5rem;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  background: rgba(0, 119, 255, 0.08);
  color: #0053b3;
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.nav-links a:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0, 119, 255, 0.15);
}

/* Cards */
.info-card {
  background: #fff;
  border-radius: calc(var(--radius-lg) - 12px);
  padding: clamp(2.25rem, 5vw, 3.25rem);
  box-shadow: var(--card-shadow);
  display: grid;
  gap: 1.5rem;
}

.info-copy {
  display: grid;
  gap: 0.75rem;
  color: var(--muted);
}

.info-copy h1 {
  margin: 0;
  color: var(--slate);
  font-size: clamp(2rem, 5vw, 2.6rem);
  letter-spacing: -0.01em;
}

.info-copy h2 {
  margin: 0;
  color: var(--slate);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  letter-spacing: -0.01em;
}

.info-copy p,
.info-copy li {
  margin: 0;
  font-size: 1rem;
}

.info-copy ul {
  margin: 0.5rem 0;
  padding-left: 1.5rem;
  display: grid;
  gap: 0.4rem;
}

/* App badge row */
.badge-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.badge-row img {
  height: 48px;
}

/* Feature list */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 0.5rem;
}

.feature {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(0, 119, 255, 0.1);
  color: #0077ff;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 18px;
  height: 18px;
}

.feature span {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.4;
}

/* Contact form */
.form-group {
  display: grid;
  gap: 0.75rem;
}

.form-group label {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--slate);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border: 1px solid rgba(31, 43, 71, 0.14);
  border-radius: 14px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--navy);
  background: #f8fafd;
  transition: border-color 200ms ease, box-shadow 200ms ease;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: #0077ff;
  box-shadow: 0 0 0 3px rgba(0, 119, 255, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  border: none;
  border-radius: 999px;
  background: var(--blue-gradient);
  color: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 12px 28px rgba(0, 119, 255, 0.28);
}

.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 36px rgba(0, 119, 255, 0.35);
}

/* Contact links row */
.contact-card {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.contact-card a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 600;
  color: var(--navy);
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  border: 1px solid rgba(31, 43, 71, 0.14);
  transition: transform 160ms ease, box-shadow 160ms ease;
  background: rgba(0, 119, 255, 0.08);
}

.contact-card a:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(0, 119, 255, 0.18);
}

/* Policy sections */
.policy-section {
  display: grid;
  gap: 0.5rem;
}

.policy-section + .policy-section {
  margin-top: 1rem;
}

.policy-section h2 {
  margin: 0;
  color: var(--slate);
  font-size: 1.15rem;
}

.policy-section p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Footer */
footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: rgba(31, 43, 71, 0.65);
}

footer a {
  color: rgba(31, 43, 71, 0.65);
  text-decoration: none;
}

footer a:hover {
  color: #0077ff;
}

/* Success checkmark */
.success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(0, 200, 83, 0.12);
  color: #00c853;
  margin: 0 auto;
}

.success-icon svg {
  width: 36px;
  height: 36px;
}

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

@media (max-width: 720px) {
  header,
  footer {
    flex-direction: column;
    align-items: flex-start;
  }

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