:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #eef3fb;
  --text: #182230;
  --muted: #5c6b7a;
  --line: #d8e1ee;
  --primary: #2a6df4;
  --primary-dark: #1f57c5;
  --accent: #14b8a6;
  --shadow: 0 10px 30px rgba(18, 36, 66, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(42, 109, 244, 0.08), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #f4f7fc 100%);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(216, 225, 238, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 20px;
}

.logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(180deg, #4f8dff 0%, #245fd8 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35), 0 10px 20px rgba(42, 109, 244, 0.22);
  position: relative;
}

.logo-badge::before,
.logo-badge::after {
  content: "";
  position: absolute;
  background: rgba(255,255,255,0.92);
  border-radius: 999px;
}

.logo-badge::before {
  width: 18px;
  height: 4px;
  left: 12px;
  top: 19px;
}

.logo-badge::after {
  width: 4px;
  height: 18px;
  left: 19px;
  top: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
}

.nav a:hover,
.nav a.active {
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  transition: 0.2s ease;
  cursor: pointer;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(180deg, #4b87ff 0%, #2a6df4 100%);
  box-shadow: 0 12px 24px rgba(42, 109, 244, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(180deg, #5a92ff 0%, #2f73f7 100%);
}

.btn-secondary {
  color: var(--text);
  background: #fff;
  border-color: var(--line);
  box-shadow: var(--shadow);
}

.btn-secondary:hover {
  border-color: #c5d4ea;
}

.page-hero {
  padding: 84px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 34px;
  align-items: center;
}

.hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.hero-copy p {
  margin: 0 0 28px;
  font-size: 19px;
  color: var(--muted);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.hero-note {
  color: var(--muted);
  font-size: 14px;
}

.hero-card {
  background: linear-gradient(180deg, #ffffff 0%, #f2f7ff 100%);
  border: 1px solid #dde7f5;
  border-radius: 28px;
  padding: 24px;
  box-shadow: 0 18px 40px rgba(28, 61, 115, 0.12);
}

.phone-mock {
  border-radius: 28px;
  background: linear-gradient(180deg, #0f1725 0%, #1d2b44 100%);
  padding: 16px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.phone-screen {
  min-height: 460px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(77, 146, 255, 0.25), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #eaf2ff 100%);
  padding: 22px;
}

.mock-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  color: #51637d;
  font-size: 13px;
  font-weight: 700;
}

.mock-card {
  background: rgba(255,255,255,0.92);
  border: 1px solid #dbe7fa;
  border-radius: 20px;
  padding: 18px;
  box-shadow: 0 8px 20px rgba(45, 74, 122, 0.08);
  margin-bottom: 16px;
}

.mock-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.mock-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.mock-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 14px;
}

.mock-stat {
  background: rgba(255,255,255,0.9);
  border: 1px solid #dbe7fa;
  border-radius: 18px;
  padding: 14px;
}

.mock-stat strong {
  display: block;
  font-size: 22px;
  margin-bottom: 4px;
}

.section {
  padding: 38px 0 72px;
}

.section-header {
  max-width: 820px;
  margin-bottom: 28px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.section h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-header p,
.lead {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.card {
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 24px;
  line-height: 1.2;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(180deg, #ebf3ff 0%, #dfeafd 100%);
  border: 1px solid #d1def5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 16px;
}

.feature-list,
.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.feature-list li,
.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  color: var(--muted);
}

.feature-list li:last-child,
.check-list li:last-child {
  margin-bottom: 0;
}

.feature-list li::before,
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 26px;
  align-items: start;
}

.text-block p {
  margin: 0 0 18px;
  font-size: 18px;
  color: var(--muted);
}

.text-block p:last-child {
  margin-bottom: 0;
}

.cta-strip {
  padding: 30px;
  border-radius: 26px;
  background:
    radial-gradient(circle at top left, rgba(83, 146, 255, 0.2), transparent 22%),
    linear-gradient(180deg, #1d2f54 0%, #15233d 100%);
  color: #fff;
  box-shadow: 0 18px 40px rgba(20, 32, 60, 0.22);
}

.cta-strip h3 {
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.1;
}

.cta-strip p {
  margin: 0 0 18px;
  color: rgba(255,255,255,0.8);
  max-width: 800px;
}

.cta-strip .btn-secondary {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.22);
  box-shadow: none;
}

.timeline {
  display: grid;
  gap: 18px;
}

.step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
  align-items: start;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: linear-gradient(180deg, #4b87ff 0%, #2a6df4 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  box-shadow: 0 12px 24px rgba(42, 109, 244, 0.28);
}

.step h3 {
  margin: 0 0 8px;
  font-size: 26px;
}

.step p {
  margin: 0;
  color: var(--muted);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.price-card {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.price-card.featured {
  border-color: #b9d0fb;
  box-shadow: 0 18px 40px rgba(42, 109, 244, 0.14);
  transform: translateY(-6px);
}

.price-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #e8f0ff;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.price-card h3 {
  margin: 0 0 10px;
  font-size: 28px;
}

.price {
  margin: 0 0 14px;
  font-size: 42px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.price small {
  font-size: 16px;
  color: var(--muted);
  font-weight: 600;
}

.price-card p {
  margin: 0 0 18px;
  color: var(--muted);
}

.note-box {
  margin-top: 22px;
  padding: 18px 20px;
  border-radius: 16px;
  background: var(--surface-2);
  border: 1px solid #dce7f8;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 22px 24px;
  background: #fff;
  border: none;
  text-align: left;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
}

.faq-answer {
  display: none;
  padding: 0 24px 22px;
  color: var(--muted);
}

.faq-item.active .faq-answer {
  display: block;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 0.88fr;
  gap: 24px;
}

.form-card,
.side-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 26px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

label {
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 50px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid #cfdae9;
  background: #fbfdff;
  color: var(--text);
  font: inherit;
}

textarea {
  min-height: 160px;
  resize: vertical;
}

.form-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
}

.site-footer {
  padding: 28px 0 44px;
  border-top: 1px solid rgba(216, 225, 238, 0.8);
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.page-title {
  padding: 72px 0 24px;
}

.page-title h1 {
  margin: 0 0 14px;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.page-title p {
  margin: 0;
  max-width: 860px;
  font-size: 19px;
  color: var(--muted);
}

.highlight-box {
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  border: 1px solid #dce7f8;
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow);
}

@media (max-width: 980px) {
  .hero-grid,
  .split,
  .contact-layout,
  .grid-3,
  .grid-2,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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

  .header-inner {
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
  }

  .hero-copy h1,
  .page-title h1 {
    font-size: 40px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .page-hero {
    padding-top: 52px;
  }

  .hero-actions,
  .header-actions {
    width: 100%;
  }

  .btn {
    width: 100%;
  }

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

  .step-number {
    width: 56px;
    height: 56px;
    font-size: 22px;
  }
}
.card h3 {
  scroll-margin-top: 100px;
}

.card p + h3 {
  margin-top: 26px;
}

.card p,
.card li {
  font-size: 16px;
}

.card article,
.card section {
  max-width: 100%;
}

@media (min-width: 900px) {
  .card {
    padding: 30px;
  }
}