* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', sans-serif;
  background: #ffffff;
  color: #111111;
  font-size: 16px;
  line-height: 1.6;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid #f0f0f0;
}

.logo {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.3px;
}

nav button {
  font-size: 13px;
  color: #888;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

nav button:hover {
  color: #111;
}

.hero {
  text-align: center;
  padding: 100px 48px 80px;
  max-width: 680px;
  margin: 0 auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f5f5f5;
  border: 1px solid #e8e8e8;
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 12px;
  color: #666;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero h1 span {
  color: #888;
}

.hero > p {
  font-size: 17px;
  color: #555;
  line-height: 1.65;
  max-width: 480px;
  margin: 0 auto 40px;
}

.form-row {
  display: flex;
  gap: 8px;
  max-width: 400px;
  margin: 0 auto 12px;
}

.form-row input {
  flex: 1;
  padding: 11px 16px;
  font-size: 14px;
  border: 1px solid #ddd;
  border-radius: 8px;
  outline: none;
  font-family: 'Inter', sans-serif;
}

.form-row input:focus {
  border-color: #aaa;
}

.form-row button {
  padding: 11px 20px;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  font-family: 'Inter', sans-serif;
}

.form-row button:hover {
  opacity: 0.85;
}

.hint {
  font-size: 12px;
  color: #aaa;
  text-align: center;
  margin-bottom: 8px;
}

.success {
  font-size: 13px;
  color: #555;
  text-align: center;
  display: none;
  margin-top: 8px;
}

.social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.avatars {
  display: flex;
}

.av {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 500;
  margin-right: -8px;
}

.av1 { background: #EEEDFE; color: #3C3489; }
.av2 { background: #E1F5EE; color: #085041; }
.av3 { background: #FAEEDA; color: #633806; }
.av4 { background: #FAECE7; color: #712B13; }
.av5 { background: #EAF3DE; color: #27500A; }

.social-proof p {
  font-size: 13px;
  color: #666;
}

.social-proof strong {
  color: #111;
  font-weight: 500;
}

.divider {
  height: 1px;
  background: #f0f0f0;
  margin: 0 48px;
}

.problem {
  padding: 80px 48px;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.label {
  font-size: 11px;
  font-weight: 500;
  color: #aaa;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
}

.problem h2 {
  font-size: 28px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.3px;
  margin-bottom: 16px;
  color: #111;
}

.problem p {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

.features {
  padding: 20px 48px 80px;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.features h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.3px;
  margin-bottom: 8px;
  color: #111;
}

.section-sub {
  font-size: 14px;
  color: #888;
  margin-bottom: 40px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  text-align: left;
}

.card {
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 12px;
  padding: 20px;
}

.icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 18px;
}

.purple { background: #EEEDFE; color: #3C3489; }
.teal { background: #E1F5EE; color: #085041; }
.amber { background: #FAEEDA; color: #633806; }
.coral { background: #FAECE7; color: #712B13; }

.card h3 {
  font-size: 14px;
  font-weight: 500;
  color: #111;
  margin-bottom: 6px;
}

.card p {
  font-size: 13px;
  color: #666;
  line-height: 1.5;
}

.how {
  padding: 20px 48px 80px;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.how h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.3px;
  margin-bottom: 8px;
  color: #111;
}

.steps {
  text-align: left;
  margin-top: 8px;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid #f0f0f0;
}

.step:last-child {
  border-bottom: none;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f5f5f5;
  border: 1px solid #e8e8e8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 500;
  color: #111;
  flex-shrink: 0;
  margin-top: 2px;
}

.step h3 {
  font-size: 15px;
  font-weight: 500;
  color: #111;
  margin-bottom: 4px;
}

.step p {
  font-size: 13px;
  color: #666;
  line-height: 1.6;
}

.cta {
  background: #f8f8f8;
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
  padding: 80px 48px;
  text-align: center;
}

.cta h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 12px;
  color: #111;
}

.cta p {
  font-size: 15px;
  color: #666;
  margin-bottom: 32px;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 48px;
}

footer p {
  font-size: 12px;
  color: #aaa;
}

footer div {
  display: flex;
  gap: 20px;
}

footer button {
  font-size: 12px;
  color: #aaa;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

footer button:hover {
  color: #666;
}

@media (max-width: 600px) {
  nav { padding: 16px 24px; }
  .hero { padding: 60px 24px 40px; }
  .hero h1 { font-size: 32px; }
  .form-row { flex-direction: column; }
  .form-row button { width: 100%; }
  .divider { margin: 0 24px; }
  .problem, .features, .how { padding: 60px 24px; }
  .cta { padding: 60px 24px; }
  footer { padding: 20px 24px; flex-direction: column; gap: 12px; text-align: center; }
}