:root {
  --blue-900: #082f5f;
  --blue-700: #0b5cad;
  --blue-100: #e8f2ff;
  --ink: #152238;
  --muted: #637083;
  --line: #dbe5f1;
  --surface: #ffffff;
  --soft: #f5f8fc;
  --success: #12805c;
  --danger: #b42318;
  --shadow: 0 18px 45px rgba(8, 47, 95, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 14px clamp(18px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  color: #fff;
  background: var(--blue-900);
  font-weight: 700;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.2;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--blue-900);
  background: var(--blue-100);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 9px 12px;
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  padding: clamp(58px, 9vw, 112px) clamp(18px, 5vw, 72px);
  background: linear-gradient(180deg, #f6faff 0%, #fff 100%);
}

.hero h1,
.page-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(38px, 6vw, 72px);
  line-height: 1.02;
  color: var(--blue-900);
}

.hero-text,
.page-hero p {
  max-width: 690px;
  color: var(--muted);
  font-size: 18px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-actions,
.section .button {
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}

.button.primary { color: #fff; background: var(--blue-900); }
.button.secondary { color: var(--blue-900); background: #fff; border-color: var(--line); }
.button.light { color: var(--blue-900); background: #fff; }
.button:hover { transform: translateY(-1px); }

.hero-panel {
  min-height: 360px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(11, 92, 173, 0.12), rgba(255, 255, 255, 0.88)),
    repeating-linear-gradient(45deg, #eef5ff 0, #eef5ff 12px, #fff 12px, #fff 24px);
  border: 1px solid var(--line);
}

.status-card,
.card,
.contact-card,
.verify-form,
.result-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.status-card {
  width: min(360px, 88%);
  padding: 26px;
}

.status-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--success);
}

.section,
.page-hero,
.verify-layout,
.contact-grid,
.legal {
  padding: clamp(42px, 7vw, 82px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 700px;
  margin-bottom: 26px;
}

h2 {
  margin: 0 0 12px;
  color: var(--blue-900);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.15;
}

h3 { margin: 0 0 8px; color: var(--blue-900); }
p { margin: 0 0 12px; }

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

.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card {
  padding: 24px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.soft { background: var(--soft); }

.language-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.language-list span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-weight: 700;
}

.verification-band {
  margin: 0 clamp(18px, 5vw, 72px);
  padding: clamp(34px, 5vw, 56px);
  border-radius: 8px;
  color: #fff;
  background: var(--blue-900);
}

.verification-band h2,
.verification-band .eyebrow { color: #fff; }
.verification-band p { color: #d8e9ff; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.steps div {
  padding: 20px;
  border-top: 3px solid var(--blue-700);
  background: var(--soft);
  border-radius: 8px;
}

.steps span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--blue-700);
  font-weight: 800;
}

.contact-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--soft);
}

.page-hero {
  background: var(--soft);
}

.page-hero.compact {
  padding-bottom: 38px;
}

.verify-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 22px;
  align-items: start;
}

.verify-form,
.result-card,
.contact-form,
.contact-card {
  padding: 24px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--blue-900);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--ink);
  font: inherit;
}

input:focus,
textarea:focus {
  outline: 3px solid var(--blue-100);
  border-color: var(--blue-700);
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.form-note {
  color: var(--muted);
  font-size: 14px;
  margin-top: 12px;
}

.result-card.valid { border-top: 5px solid var(--success); }
.result-card.invalid { border-top: 5px solid var(--danger); }
.result-card dl { display: grid; grid-template-columns: 150px 1fr; gap: 8px 16px; margin: 18px 0 0; }
.result-card dt { color: var(--muted); }
.result-card dd { margin: 0; font-weight: 700; }
.hidden { display: none; }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.legal {
  max-width: 900px;
  margin: 0 auto;
}

.legal h1 {
  color: var(--blue-900);
  font-size: clamp(34px, 5vw, 54px);
}

.legal h2 {
  margin-top: 28px;
  font-size: 24px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  color: #d8e9ff;
  background: var(--blue-900);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer a:hover { color: #fff; }

/* Russian static-site page layouts. */
.page-intro,
.section,
.contact-band,
.legal-content {
  padding: 76px max(18px, calc((100% - 1180px) / 2));
}

.page-intro {
  background: var(--soft);
  text-align: center;
}

.page-intro h1,
.section-heading h2,
.contact-band h2,
.verification-band h2,
.legal-content h1 {
  color: var(--blue-900);
  font-size: 42px;
  line-height: 1.1;
}

.page-intro p:not(.eyebrow) {
  max-width: 650px;
  margin: 16px auto 0;
}

.page-intro.narrow { padding-bottom: 42px; }
.section-soft { background: var(--soft); }

.section-heading { max-width: 700px; margin-bottom: 30px; }
.section-heading p:not(.eyebrow) { color: var(--muted); }

.card-grid { display: grid; gap: 18px; }
.three-columns { grid-template-columns: repeat(3, 1fr); }
.two-columns { grid-template-columns: repeat(2, 1fr); }
.service-card { padding: 24px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.service-card h2, .service-card h3 { color: var(--blue-900); margin: 12px 0 10px; }
.service-card p { color: var(--muted); margin: 0; }
.card-number { color: var(--blue-700); font-weight: 800; }
.section-link { display: inline-block; margin-top: 24px; }

.language-list { display: flex; flex-wrap: wrap; gap: 10px; }
.language-list span { padding: 11px 16px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--blue-900); font-weight: 700; }

.process-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 0; margin: 0; list-style: none; counter-reset: process; }
.process-list li { padding: 24px; border-top: 3px solid var(--blue-700); background: var(--soft); counter-increment: process; }
.process-list li::before { content: "0" counter(process); display: block; margin-bottom: 16px; color: var(--blue-700); font-weight: 800; }
.process-list strong, .process-list span { display: block; }
.process-list span { margin-top: 8px; color: var(--muted); }

.contact-band { display: flex; align-items: center; justify-content: space-between; gap: 28px; background: var(--soft); }
.contact-band p:not(.eyebrow), .verification-band p:not(.eyebrow) { color: var(--muted); }

.verify-section { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 1000px; padding: 44px 18px 76px; margin: 0 auto; }
.verify-form, .verify-result, .contact-details { border: 1px solid var(--line); border-radius: 8px; background: var(--surface); padding: 26px; }
.verify-form { display: grid; gap: 10px; align-content: start; }
.verify-result { display: flex; gap: 18px; border-top: 4px solid var(--success); }
.verify-result h2 { margin: 6px 0 18px; color: var(--blue-900); }
.verify-result dl, .contact-details dl { margin: 0; }
.verify-result dl div, .contact-details dl div { display: grid; grid-template-columns: 145px 1fr; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); }
.verify-result dt, .contact-details dt { color: var(--muted); }
.verify-result dd, .contact-details dd { margin: 0; font-weight: 700; }
.status-dot { width: 12px; height: 12px; flex: 0 0 12px; margin-top: 9px; border-radius: 50%; background: var(--success); }

.contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 22px; align-items: start; }
.contact-form { display: grid; gap: 10px; padding: 26px; }
.contact-details h2 { color: var(--blue-900); }

.legal-content { max-width: 920px; margin: 0 auto; }
.legal-content h1 { margin-top: 6px; }
.legal-content h2 { margin-top: 36px; color: var(--blue-900); font-size: 25px; }

.footer-brand { display: grid; gap: 3px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px; }
.site-nav.is-open { display: flex; }

.header-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.language-switcher { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 6px; background: var(--soft); }
.language-switcher button { min-width: 32px; padding: 5px 6px; border: 0; border-radius: 4px; color: var(--muted); background: transparent; font: inherit; font-size: 12px; font-weight: 800; cursor: pointer; }
.language-switcher button.is-active { color: #fff; background: var(--blue-700); }
.scan-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.scan-actions .button { width: auto; }
.file-button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 15px; border: 1px solid var(--blue-700); border-radius: 8px; color: var(--blue-700); background: #fff; cursor: pointer; }
.file-button input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.scanner-video { width: 100%; max-height: 280px; margin-top: 4px; border-radius: 8px; background: var(--ink); object-fit: cover; }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .header-actions { margin-left: auto; }
  .site-nav {
    position: absolute;
    top: 75px;
    right: 18px;
    left: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: flex; }
  .hero,
  .three-columns,
  .two-columns,
  .process-list,
  .grid.three,
  .grid.two,
  .split,
  .steps,
  .verify-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .verify-section,
  .contact-layout { grid-template-columns: 1fr; }
  .hero-panel { min-height: 280px; }
  .contact-strip,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .hero-actions,
  .input-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .button { width: 100%; }
  .scan-actions { display: grid; grid-template-columns: 1fr; }
  .scan-actions .button, .file-button { width: 100%; }
  .page-intro,
  .section,
  .contact-band,
  .legal-content { padding-top: 52px; padding-bottom: 52px; }
  .page-intro h1,
  .section-heading h2,
  .contact-band h2,
  .verification-band h2,
  .legal-content h1 { font-size: 32px; }
  .contact-band { align-items: stretch; flex-direction: column; }
  .verify-result dl div, .contact-details dl div { grid-template-columns: 1fr; gap: 3px; }
  .verification-band { margin: 0; border-radius: 0; }
  .result-card dl { grid-template-columns: 1fr; }
}