:root {
  --bg: #dfe9ff;
  --ink: #101b36;
  --muted: #51617e;
  --primary: #1e6eff;
  --primary-strong: #1354ce;
  --accent: #12d6d2;
  --card: rgba(255, 255, 255, 0.78);
  --card-strong: rgba(255, 255, 255, 0.9);
  --line: rgba(31, 87, 190, 0.2);
  --shadow: 0 20px 50px rgba(15, 48, 110, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", "Futura", "Tw Cen MT", "Century Gothic", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  line-height: 1.6;
  background:
    radial-gradient(circle at 12% 15%, #ffffff 0%, rgba(255, 255, 255, 0.25) 45%, transparent 60%),
    radial-gradient(circle at 85% 10%, rgba(18, 214, 210, 0.2) 0%, transparent 40%),
    linear-gradient(135deg, #e6eeff 0%, #d6e3ff 45%, #d4f1f5 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(30, 110, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(30, 110, 255, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at 50% 20%, black 20%, transparent 88%);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--line);
  background: rgba(224, 234, 255, 0.78);
  backdrop-filter: blur(12px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  font-family: "Sora", "Futura", "Tw Cen MT", sans-serif;
  letter-spacing: 0.03em;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-strong);
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--primary-strong);
  font-size: 1.7rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.nav-links a {
  font-size: 0.93rem;
  font-weight: 700;
  color: var(--muted);
  padding: 0.4rem 0.25rem;
}

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

.btn {
  display: inline-block;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.72rem 1.2rem;
  font-size: 0.94rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn.primary {
  color: #fff;
  background: linear-gradient(115deg, var(--primary) 0%, #1a8bff 55%, var(--accent) 100%);
  box-shadow: 0 14px 30px rgba(25, 103, 236, 0.3);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 34px rgba(25, 103, 236, 0.32);
}

.btn.secondary {
  color: var(--primary-strong);
  border-color: rgba(30, 110, 255, 0.3);
  background: rgba(255, 255, 255, 0.72);
}

.btn.secondary:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.92);
}

.hero {
  padding: 5.6rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 1.2rem;
}

.eyebrow {
  margin-top: 0;
  margin-bottom: 0.65rem;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--primary);
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.18;
}

h1,
h2 {
  font-family: "Sora", "Futura", "Tw Cen MT", sans-serif;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.35rem);
  margin-bottom: 0.82rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
  margin-bottom: 0.7rem;
  letter-spacing: -0.01em;
}

h3 {
  font-family: "Sora", "Futura", "Tw Cen MT", sans-serif;
  font-size: 1.08rem;
  margin-bottom: 0.5rem;
}

.lead {
  margin: 0;
  max-width: 66ch;
  font-size: 1.06rem;
  color: var(--muted);
}

.actions {
  margin-top: 1.35rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.section {
  padding: 3.2rem 0;
}

.alt {
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0.26) 100%);
}

.hero-card,
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.25rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.hero-card {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.85) 0%, rgba(233, 244, 255, 0.84) 100%);
}

.hero-card strong {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--primary-strong);
}

.grid-2,
.grid-3,
.comparison {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.comparison {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.comparison .card:first-child {
  border-left: 4px solid #df6278;
}

.comparison .card:last-child {
  border-left: 4px solid #2ebf89;
}

.muted,
ul.clean {
  color: var(--muted);
}

ul.clean {
  margin: 0.5rem 0 0;
  padding-left: 1rem;
}

.steps {
  display: grid;
  gap: 1rem;
}

.step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 0.85rem;
  align-items: start;
}

.step .num {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, var(--primary), var(--accent));
  box-shadow: 0 12px 22px rgba(20, 82, 192, 0.26);
}

form {
  display: grid;
  gap: 0.9rem;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

label {
  font-size: 0.92rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  border: 1px solid rgba(31, 87, 190, 0.24);
  border-radius: 12px;
  padding: 0.74rem 0.8rem;
  background: var(--card-strong);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(30, 110, 255, 0.18);
  border-color: rgba(30, 110, 255, 0.6);
}

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

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
  color: var(--muted);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.7rem;
}

.hero,
.section {
  animation: rise 0.55s ease both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .grid-2,
  .grid-3,
  .comparison {
    grid-template-columns: 1fr;
  }

  .menu-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 0.8rem 4vw 1rem;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(231, 240, 255, 0.96);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(8px);
  }

  .nav-links.open {
    display: flex;
  }
}