:root {
  --primary: #5f35f5;
  --primary-dark: #171044;
  --primary-soft: #f2edff;
  --text: #191536;
  --muted: #625d78;
  --white: #ffffff;
  --bg: #fbfaff;
  --border: #e8e1ff;
  --shadow: 0 24px 60px rgba(65, 42, 160, 0.14);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.site-header {
  height: 82px;
  padding: 0 7%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 6px 24px rgba(36, 25, 82, 0.05);
}

.logo {
  font-size: 36px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -1px;
  text-decoration: none;
}

.nav a {
  margin-left: 30px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
}

.nav-button {
  background: var(--primary);
  color: white !important;
  padding: 12px 20px;
  border-radius: 14px;
}

.hero {
  min-height: 690px;
  padding: 78px 7%;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 40px;
  align-items: center;
  background: radial-gradient(circle at 80% 20%, #eee7ff 0%, transparent 34%),
              linear-gradient(135deg, #ffffff 0%, #f6f1ff 100%);
  overflow: hidden;
}

.badge,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-soft);
  color: var(--primary);
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 800;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(44px, 5.2vw, 70px);
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 22px;
  color: var(--primary-dark);
}

.hero h1 span {
  color: var(--primary);
}

.hero p {
  font-size: 21px;
  color: var(--muted);
  max-width: 610px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 0 28px;
  border-radius: 15px;
  text-decoration: none;
  font-weight: 900;
  font-size: 16px;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 18px 36px rgba(95, 53, 245, 0.28);
}

.btn-secondary {
  background: white;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.hero-visual img,
.image-row img,
.wide-image {
  width: 100%;
  border-radius: 32px;
  display: block;
  box-shadow: var(--shadow);
}

.section {
  padding: 78px 7%;
}

.section-title {
  max-width: 780px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-title h2,
.content-box h2,
.form-card h2 {
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.15;
  margin-bottom: 14px;
  letter-spacing: -1px;
  color: var(--primary-dark);
}

.section-title p,
.content-box p,
.form-card p {
  color: var(--muted);
  font-size: 18px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.card,
.content-box,
.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 16px 40px rgba(68, 45, 160, 0.07);
}

.card {
  padding: 28px;
  min-height: 220px;
}

.icon {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.card p {
  color: var(--muted);
  font-size: 15px;
}

.app-section,
.security-section {
  background: white;
}

.image-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: center;
}

.content-box {
  padding: 42px;
}

.check {
  margin: 14px 0;
  color: var(--text);
  font-weight: 800;
}

.progress {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.step {
  background: var(--primary-soft);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  text-align: center;
  font-weight: 900;
  color: var(--primary-dark);
}

.step span {
  display: block;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-section {
  background: linear-gradient(135deg, #f8f5ff 0%, #ffffff 100%);
}

.form-card {
  max-width: 980px;
  margin: 0 auto;
  padding: 42px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: center;
}

form {
  display: grid;
  gap: 14px;
}

input,
select,
textarea {
  width: 100%;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  font-size: 15px;
  outline: none;
  font-family: inherit;
  background: white;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

button {
  padding: 16px;
  border: none;
  border-radius: 14px;
  background: var(--primary);
  color: white;
  font-size: 16px;
  font-weight: 900;
  cursor: pointer;
}

button:disabled {
  opacity: 0.65;
  cursor: wait;
}

.success-card,
.error-card {
  display: none;
  margin-top: 14px;
  padding: 22px;
  border-radius: 20px;
  font-weight: 800;
}

.success-card {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.success-card h3 {
  margin-bottom: 8px;
  color: var(--primary);
}

.error-card {
  background: #fff0f0;
  color: #a32b2b;
}

.footer {
  padding: 42px 7%;
  background: var(--white);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer strong {
  color: var(--primary);
  font-size: 30px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .hero,
  .image-row,
  .form-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: 54px 6%;
  }

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

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

  .reverse-on-mobile img {
    order: -1;
  }

  .section {
    padding: 58px 6%;
  }
}