@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --seo-bg: #0a0a0f;
  --seo-bg-alt: #111118;
  --seo-bg-elevated: #18181f;
  --seo-bg-card: rgba(255, 255, 255, 0.04);
  --seo-bg-card-strong: rgba(255, 255, 255, 0.08);
  --seo-border: rgba(255, 255, 255, 0.08);
  --seo-border-light: rgba(255, 255, 255, 0.12);
  --seo-border-accent: rgba(99, 245, 221, 0.22);
  --seo-text: #e8e8ed;
  --seo-text-secondary: #a8adb9;
  --seo-text-muted: #737887;
  --seo-accent: #63f5dd;
  --seo-accent-blue: #7ea6ff;
  --seo-accent-purple: #c084fc;
  --seo-glow: rgba(99, 245, 221, 0.14);
  --seo-glow-strong: rgba(99, 245, 221, 0.28);
  --seo-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --seo-shadow-soft: 0 18px 42px rgba(0, 0, 0, 0.2);
  --seo-radius-sm: 18px;
  --seo-radius-md: 28px;
  --seo-radius-lg: 40px;
  --seo-pill: 999px;
  --seo-container: 1240px;
  --seo-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--seo-font);
  color: var(--seo-text);
  background:
    radial-gradient(circle at 0% 0%, rgba(99, 245, 221, 0.16), transparent 30rem),
    radial-gradient(circle at 100% 0%, rgba(126, 166, 255, 0.15), transparent 34rem),
    radial-gradient(circle at 50% 100%, rgba(192, 132, 252, 0.08), transparent 36rem),
    linear-gradient(180deg, #07080d 0%, #0a0a0f 42%, #090d16 100%);
}

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

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

.seo-shell {
  min-height: 100vh;
}

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

.seo-header {
  position: sticky;
  top: 12px;
  z-index: 30;
  padding-top: 12px;
}

.seo-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 16px;
  border-radius: var(--seo-pill);
  border: 1px solid var(--seo-border-light);
  background: rgba(10, 10, 15, 0.62);
  backdrop-filter: blur(24px) saturate(1.4);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.24);
}

.seo-header__lead {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.seo-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex-shrink: 0;
}

.seo-logo__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: #081018;
  font-size: 0.9rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--seo-accent), var(--seo-accent-blue));
}

.seo-logo__text {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.seo-nav {
  display: none;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.seo-nav__link {
  padding: 10px 14px;
  border-radius: var(--seo-pill);
  color: var(--seo-text-secondary);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.seo-nav__link:hover,
.seo-nav__link--active {
  color: var(--seo-text);
  background: rgba(255, 255, 255, 0.08);
}

.seo-header__cta {
  flex-shrink: 0;
}

.site-menu-toggle {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--seo-border-light);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--seo-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
  z-index: 36;
}

.site-menu-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(99, 245, 221, 0.3);
  background: rgba(255, 255, 255, 0.08);
}

.site-menu-toggle__line {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-menu-toggle__line + .site-menu-toggle__line {
  margin-top: 4px;
}

.site-menu-toggle--open .site-menu-toggle__line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-menu-toggle--open .site-menu-toggle__line:nth-child(2) {
  opacity: 0;
}

.site-menu-toggle--open .site-menu-toggle__line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.site-menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 34;
  background: rgba(5, 8, 14, 0.42);
  backdrop-filter: blur(8px);
}

.site-menu-panel {
  position: fixed;
  top: 84px;
  left: 16px;
  z-index: 35;
  width: min(360px, calc(100vw - 32px));
  max-height: calc(100dvh - 112px);
  overflow-y: auto;
  padding: 18px;
  border: 1px solid var(--seo-border-light);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(8, 10, 18, 0.94);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.36);
}

.site-menu-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.site-menu-panel__title {
  color: var(--seo-text);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-menu-panel__close {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--seo-border-light);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--seo-text);
  cursor: pointer;
  flex-shrink: 0;
  font-size: 1.3rem;
  line-height: 1;
}

.site-menu-list {
  display: grid;
  gap: 8px;
}

.site-menu-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--seo-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.site-menu-link:hover,
.site-menu-link--active {
  transform: translateY(-1px);
  border-color: rgba(99, 245, 221, 0.28);
  background: rgba(255, 255, 255, 0.06);
}

.seo-hero {
  padding: 36px 0 0;
}

.seo-hero__shell {
  display: grid;
  gap: 18px;
}

.seo-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  color: var(--seo-text-muted);
  font-size: 0.92rem;
}

.seo-hero__inner {
  display: grid;
  gap: 18px;
}

.seo-hero__content,
.seo-hero__panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--seo-border);
  box-shadow: var(--seo-shadow);
}

.seo-hero__content {
  display: grid;
  gap: 20px;
  padding: clamp(28px, 4vw, 44px);
  border-radius: var(--seo-radius-lg);
  background:
    radial-gradient(circle at top right, rgba(99, 245, 221, 0.12), transparent 26rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03)),
    rgba(12, 14, 22, 0.88);
}

.seo-hero__content::after {
  content: '';
  position: absolute;
  inset: auto -10% -32% auto;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(126, 166, 255, 0.2), transparent 68%);
  pointer-events: none;
}

.seo-hero__rail {
  display: grid;
}

.seo-hero__panel {
  height: 100%;
  padding: 28px;
  border-radius: calc(var(--seo-radius-lg) - 6px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(13, 15, 24, 0.88);
}

.seo-hero__panel-eyebrow,
.seo-form__eyebrow,
.seo-footer__title {
  display: block;
  margin-bottom: 18px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--seo-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.seo-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  min-height: 34px;
  padding: 0 14px;
  border-radius: var(--seo-pill);
  border: 1px solid var(--seo-border-accent);
  color: var(--seo-accent);
  background: rgba(99, 245, 221, 0.08);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.seo-hero h1,
.seo-section__heading h2,
.seo-lead h2 {
  margin: 0;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.seo-hero h1 {
  max-width: 12ch;
  font-size: clamp(2.55rem, 7vw, 5.2rem);
}

.seo-hero__intro,
.seo-section__heading p,
.seo-card p,
.seo-step p,
.seo-split__column li,
.seo-checklist li,
.seo-richtext p,
.seo-lead p,
.seo-form__note,
.seo-footer p,
.seo-faq__item p,
.seo-form__intro,
.seo-form__success p {
  color: var(--seo-text-secondary);
  line-height: 1.7;
}

.seo-hero__actions,
.seo-lead__actions,
.seo-form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.seo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--seo-pill);
  font-weight: 700;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.seo-btn:hover {
  transform: translateY(-1px);
}

.seo-btn--primary {
  color: #081018;
  background: linear-gradient(135deg, var(--seo-accent), var(--seo-accent-blue));
  box-shadow: 0 16px 40px var(--seo-glow);
}

.seo-btn--secondary {
  color: var(--seo-text);
  border-color: var(--seo-border-accent);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(8, 10, 18, 0.72);
}

.seo-btn--ghost {
  color: var(--seo-text);
  border-color: var(--seo-border);
  background: rgba(255, 255, 255, 0.04);
}

.seo-btn--wide {
  width: 100%;
}

.seo-bullet-list,
.seo-card__list,
.seo-checklist__list,
.seo-split__list,
.seo-footer__links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.seo-bullet-list,
.seo-card__list,
.seo-checklist__list,
.seo-split__list {
  display: grid;
  gap: 16px;
}

.seo-bullet-list li,
.seo-card__list li,
.seo-checklist__list li,
.seo-split__list li {
  position: relative;
  padding-left: 28px;
  line-height: 1.65;
}

.seo-bullet-list li::before,
.seo-card__list li::before,
.seo-checklist__list li::before,
.seo-split__list li::before {
  content: '';
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--seo-accent), var(--seo-accent-blue));
  box-shadow: 0 0 14px rgba(99, 245, 221, 0.3);
}

.seo-main {
  padding-bottom: 88px;
}

.seo-section {
  position: relative;
  overflow: hidden;
  margin-top: 28px;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--seo-border);
  border-radius: var(--seo-radius-md);
  background:
    radial-gradient(circle at top right, rgba(99, 245, 221, 0.06), transparent 22rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(11, 13, 20, 0.86);
  box-shadow: var(--seo-shadow-soft);
}

.seo-section__heading {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
  max-width: 56rem;
}

.seo-section__heading h2,
.seo-lead h2 {
  font-size: clamp(1.8rem, 4vw, 3.1rem);
}

.seo-section__note {
  margin-top: 16px;
}

.seo-card-grid {
  display: grid;
  gap: 16px;
}

.seo-card,
.seo-step,
.seo-split__column,
.seo-faq__item,
.seo-lead__form-card {
  border: 1px solid var(--seo-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(14, 16, 24, 0.88);
}

.seo-card {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: var(--seo-radius-sm);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.seo-card:hover,
.seo-step:hover,
.seo-split__column:hover {
  transform: translateY(-2px);
  border-color: var(--seo-border-light);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.14);
}

.seo-card--link h3 a {
  color: var(--seo-accent);
}

.seo-card h3,
.seo-step h3,
.seo-split__column h3,
.seo-form__success h3 {
  margin: 0;
  font-size: 1.18rem;
  letter-spacing: -0.03em;
}

.seo-steps {
  display: grid;
  gap: 16px;
}

.seo-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px;
  border-radius: var(--seo-radius-sm);
}

.seo-step__index {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  color: #081018;
  font-weight: 800;
  background: linear-gradient(135deg, var(--seo-accent), var(--seo-accent-blue));
}

.seo-split {
  display: grid;
  gap: 16px;
}

.seo-split__column {
  padding: 22px;
  border-radius: var(--seo-radius-sm);
}

.seo-richtext {
  display: grid;
  gap: 14px;
}

.seo-faq {
  display: grid;
  gap: 12px;
}

.seo-faq__item {
  padding: 18px 20px;
  border-radius: var(--seo-radius-sm);
}

.seo-faq__item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.seo-faq__item summary::-webkit-details-marker {
  display: none;
}

.seo-faq__item p {
  margin: 14px 0 0;
}

.seo-lead {
  display: grid;
  gap: 18px;
}

.seo-lead__copy {
  display: grid;
  gap: 16px;
  align-content: start;
}

.seo-lead__form-card {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 22px;
  border-radius: var(--seo-radius-sm);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.16);
}

.seo-contact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.seo-contact-strip a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: var(--seo-pill);
  border: 1px solid var(--seo-border);
  color: var(--seo-accent);
  background: rgba(255, 255, 255, 0.03);
}

.seo-form {
  display: grid;
  gap: 14px;
}

.seo-form__field {
  display: grid;
  gap: 8px;
}

.seo-form__field span {
  color: var(--seo-text-secondary);
  font-size: 0.92rem;
}

.seo-form__field input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--seo-border);
  border-radius: 16px;
  color: var(--seo-text);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.seo-form__field input:focus {
  outline: none;
  border-color: var(--seo-border-accent);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(99, 245, 221, 0.12);
}

.seo-form__field input::placeholder {
  color: var(--seo-text-muted);
}

.seo-form__success {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--seo-border-accent);
  background:
    radial-gradient(circle at top right, rgba(99, 245, 221, 0.12), transparent 18rem),
    rgba(99, 245, 221, 0.05);
}

.seo-form__success-badge {
  width: fit-content;
  min-height: 28px;
  padding: 0 12px;
  border-radius: var(--seo-pill);
  border: 1px solid var(--seo-border-accent);
  color: var(--seo-accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
}

.seo-footer {
  padding: 0 0 48px;
}

.seo-footer__inner {
  display: grid;
  gap: 24px;
  padding: 28px 32px;
  border: 1px solid var(--seo-border);
  border-radius: var(--seo-radius-md);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(8, 10, 18, 0.78);
  box-shadow: var(--seo-shadow-soft);
}

.seo-footer__links {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.seo-footer__links a {
  color: var(--seo-text-secondary);
}

@media (min-width: 760px) {
  .seo-card-grid--cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .seo-card-grid--cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 980px) {
  .seo-nav {
    display: flex;
  }

  .seo-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    align-items: stretch;
  }

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

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

  .seo-footer__inner {
    grid-template-columns: 1.1fr 0.9fr 0.9fr;
  }
}

@media (max-width: 979px) {
  .seo-header__inner {
    padding: 10px 12px;
  }

  .seo-logo__text {
    font-size: 0.92rem;
  }
}

@media (max-width: 759px) {
  .seo-container {
    width: min(calc(100% - 24px), var(--seo-container));
  }

  .seo-header {
    top: 8px;
    padding-top: 8px;
  }

  .seo-header__inner {
    gap: 10px;
  }

  .seo-header__cta {
    min-height: 44px;
    padding: 0 16px;
  }

  .seo-hero {
    padding-top: 28px;
  }

  .seo-hero__content,
  .seo-hero__panel,
  .seo-section,
  .seo-footer__inner {
    padding: 22px;
  }

  .seo-hero h1 {
    max-width: 11ch;
  }

  .seo-hero__actions .seo-btn,
  .seo-lead__actions .seo-btn,
  .seo-form__actions .seo-btn,
  .seo-contact-strip a {
    width: 100%;
  }

  .seo-header__cta {
    width: auto;
  }

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

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

  .seo-btn,
  .seo-card,
  .seo-step,
  .seo-split__column {
    transition: none;
  }
}