:root {
  color-scheme: dark;
  --ink: #f7f9ff;
  --muted: #a8b4cf;
  --navy: #050b1a;
  --navy-soft: #0a1430;
  --line: rgba(151, 176, 235, 0.18);
  --cyan: #20e2e7;
  --blue: #4485ff;
  --violet: #7457ff;
  --glow: rgba(42, 187, 255, 0.22);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 74% 8%, rgba(49, 77, 203, 0.28), transparent 28rem),
    radial-gradient(circle at 12% 44%, rgba(0, 214, 214, 0.09), transparent 26rem),
    var(--navy);
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(5, 11, 26, 0.76);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 760;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  box-shadow: 0 0 28px rgba(32, 226, 231, 0.13);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--ink);
}

.hero {
  display: grid;
  min-height: 680px;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 76px;
  padding: 78px 0 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  color: #a9f8ff;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--cyan);
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 760px;
  margin-bottom: 26px;
  font-size: clamp(3.3rem, 7vw, 6.5rem);
  font-weight: 780;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, var(--cyan), #65baff 47%, #8a6cff 82%);
  background-clip: text;
}

.hero-copy {
  max-width: 620px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: clamp(1.04rem, 2vw, 1.23rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 720;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(127, 210, 255, 0.55);
}

.button-primary {
  color: #02101d;
  background: linear-gradient(110deg, var(--cyan), #65a4ff);
  border-color: transparent;
  box-shadow: 0 16px 42px rgba(32, 198, 231, 0.2);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.045);
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
}

.hero-visual::before {
  position: absolute;
  width: 88%;
  aspect-ratio: 1;
  content: "";
  background: radial-gradient(circle, var(--glow), transparent 68%);
  filter: blur(10px);
}

.hero-icon {
  position: relative;
  width: min(410px, 88vw);
  border: 1px solid rgba(110, 155, 255, 0.22);
  border-radius: 25%;
  box-shadow: 0 32px 100px rgba(0, 0, 0, 0.48), 0 0 55px rgba(29, 124, 255, 0.13);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.trust-pill {
  padding: 7px 12px;
  color: #c3cde3;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
}

.section {
  padding: 92px 0;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 44px;
}

.section-heading h2,
.page-header h1 {
  margin-bottom: 18px;
  font-size: clamp(2.25rem, 5vw, 4rem);
}

.section-heading p,
.page-header p {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card,
.content-card,
.step {
  background: linear-gradient(145deg, rgba(16, 31, 67, 0.76), rgba(7, 16, 37, 0.72));
  border: 1px solid var(--line);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035);
}

.card {
  min-height: 228px;
  padding: 28px;
  border-radius: 22px;
}

.card-number,
.step-number {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 34px;
  place-items: center;
  color: #9ef8ff;
  background: rgba(32, 226, 231, 0.08);
  border: 1px solid rgba(32, 226, 231, 0.2);
  border-radius: 11px;
  font-size: 0.8rem;
  font-weight: 800;
}

.card h3,
.step h2,
.content-card h2 {
  margin-bottom: 12px;
  font-size: 1.22rem;
  letter-spacing: -0.025em;
}

.card p,
.step p,
.content-card p,
.content-card li {
  color: var(--muted);
}

.card p {
  margin: 0;
}

.banner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 48px;
  overflow: hidden;
  background:
    radial-gradient(circle at 90% 20%, rgba(87, 85, 255, 0.35), transparent 18rem),
    linear-gradient(125deg, #0b2247, #09132d);
  border: 1px solid rgba(105, 161, 255, 0.24);
  border-radius: 28px;
}

.banner h2 {
  margin-bottom: 10px;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.banner p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
}

.page-main {
  min-height: calc(100vh - 184px);
  padding: 76px 0 100px;
}

.page-header {
  max-width: 760px;
  margin-bottom: 48px;
}

.page-header h1 {
  max-width: 720px;
}

.content-stack,
.steps {
  display: grid;
  gap: 18px;
}

.content-card,
.step {
  padding: clamp(24px, 4vw, 38px);
  border-radius: 22px;
}

.content-card h2:not(:first-child) {
  margin-top: 36px;
}

.content-card p:last-child,
.content-card ul:last-child,
.step p:last-child {
  margin-bottom: 0;
}

.content-card a,
.step a,
.text-link {
  color: #8eeeff;
  text-underline-offset: 3px;
}

.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
}

.step-number {
  margin: 0;
}

.step h2 {
  margin-top: 7px;
}

.note {
  padding: 18px 20px;
  color: #c8d5ef;
  background: rgba(32, 226, 231, 0.06);
  border: 1px solid rgba(32, 226, 231, 0.18);
  border-radius: 14px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: 18px;
}

.contact-intro {
  position: sticky;
  top: 98px;
}

.contact-form {
  display: grid;
  gap: 22px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  color: #dce6fb;
  font-size: 0.88rem;
  font-weight: 720;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  color: var(--ink);
  background: rgba(3, 10, 25, 0.72);
  border: 1px solid rgba(151, 176, 235, 0.28);
  border-radius: 13px;
  outline: none;
  font: inherit;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-field input,
.form-field select {
  min-height: 50px;
  padding: 0 14px;
}

.form-field textarea {
  min-height: 170px;
  padding: 13px 14px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: rgba(32, 226, 231, 0.72);
  box-shadow: 0 0 0 4px rgba(32, 226, 231, 0.09);
}

.form-field input[aria-invalid="true"],
.form-field select[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
  border-color: rgba(255, 100, 148, 0.78);
  box-shadow: 0 0 0 4px rgba(255, 100, 148, 0.08);
}

.form-hint,
.field-error {
  color: #8290ae;
  font-size: 0.78rem;
}

.field-error {
  color: #ff9fbc;
  font-weight: 650;
}

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-actions {
  display: flex;
  min-height: 52px;
  align-items: center;
  gap: 18px;
}

.form-actions button {
  cursor: pointer;
}

.form-actions button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.form-feedback {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: start;
  gap: 13px;
  padding: 17px 18px;
  border: 1px solid;
  border-radius: 14px;
}

.form-feedback[hidden] {
  display: none;
}

.form-feedback-icon {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  font-size: 0.9rem;
  font-weight: 850;
}

.form-feedback strong {
  display: block;
  margin: 1px 0 3px;
  color: var(--ink);
  font-size: 0.94rem;
}

.form-feedback p {
  margin: 0;
  font-size: 0.84rem;
}

.form-feedback-success {
  color: #bafbe0;
  background: rgba(45, 211, 147, 0.08);
  border-color: rgba(78, 226, 166, 0.28);
}

.form-feedback-success .form-feedback-icon {
  color: #041b12;
  background: #78e8b7;
}

.form-feedback-error {
  color: #ffc0d4;
  background: rgba(255, 100, 148, 0.07);
  border-color: rgba(255, 100, 148, 0.25);
}

.form-feedback-error .form-feedback-icon {
  color: #2a0712;
  background: #ff9fbc;
}

.site-footer {
  color: #8290ae;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-inner {
  display: flex;
  min-height: 108px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 0.84rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a {
  text-decoration: none;
}

@media (max-width: 820px) {
  .nav-links a:not(.nav-setup) {
    display: none;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 58px;
    padding-top: 68px;
  }

  .hero-visual {
    grid-row: 1;
  }

  .hero-icon {
    width: min(310px, 78vw);
  }

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

  .card {
    min-height: auto;
  }

  .banner {
    grid-template-columns: 1fr;
    padding: 34px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .contact-intro {
    position: static;
  }
}

@media (max-width: 540px) {
  .shell {
    width: min(100% - 28px, 1120px);
  }

  .nav {
    min-height: 68px;
  }

  .nav-links {
    gap: 12px;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.4rem);
  }

  .hero {
    padding: 46px 0 72px;
  }

  .section,
  .page-main {
    padding: 66px 0;
  }

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

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

  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 28px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}