:root {
  --bg: #0b1016;
  --bg-elevated: #121a24;
  --bg-card: #16202c;
  --bg-card-hover: #1b2736;
  --border: rgba(148, 175, 202, 0.16);
  --border-strong: rgba(148, 175, 202, 0.28);
  --text: #eef4fa;
  --text-muted: #9eb0c3;
  --accent: #4fd1c5;
  --accent-strong: #2bb8ab;
  --accent-soft: rgba(79, 209, 197, 0.12);
  --focus: #7dd3fc;
  --danger: #f87171;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  --radius: 16px;
  --header-h: 4.25rem;
  --max: 70rem;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(79, 209, 197, 0.12), transparent 55%),
    radial-gradient(900px 420px at -10% 10%, rgba(96, 165, 250, 0.1), transparent 50%),
    var(--bg);
}

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

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:hover {
  color: #7ee8dc;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 1000;
  padding: 0.5rem 0.85rem;
  background: var(--accent);
  color: #04221f;
  font-weight: 700;
  border-radius: 0.5rem;
  text-decoration: none;
}

.skip-link:focus {
  top: 0.75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 16, 22, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner,
.footer-inner,
.section-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
}

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--border);
  border-radius: 0.7rem;
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle-bars {
  display: block;
  width: 1.1rem;
  height: 0.12rem;
  margin: 0 auto;
  background: currentColor;
  box-shadow: 0 -0.32rem 0 currentColor, 0 0.32rem 0 currentColor;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list > li > a,
.submenu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.8rem;
  color: var(--text);
  text-decoration: none;
  background: none;
  border: 0;
  font: inherit;
  cursor: pointer;
  border-radius: 0.6rem;
}

.nav-list > li > a:hover,
.submenu-toggle:hover,
.nav-list > li > a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-item-has-sub {
  position: relative;
}

.submenu-toggle::after {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-0.1rem);
}

.submenu {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  min-width: 15rem;
  margin: 0;
  padding: 0.45rem;
  list-style: none;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  box-shadow: var(--shadow);
  display: none;
}

.nav-item-has-sub.is-open .submenu,
.nav-item-has-sub:hover .submenu,
.nav-item-has-sub:focus-within .submenu {
  display: block;
}

.submenu a {
  display: block;
  padding: 0.55rem 0.7rem;
  color: var(--text);
  text-decoration: none;
  border-radius: 0.55rem;
}

.submenu a:hover,
.submenu a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-kicker {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 0.9rem;
  font-size: clamp(2.15rem, 5vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.hero-lead {
  max-width: 42rem;
  margin: 0 0 1.6rem;
  color: var(--text-muted);
  font-size: 1.15rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.7rem 1.15rem;
  border-radius: 0.75rem;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #04221f;
}

.btn-primary:hover {
  background: #72ddd2;
  color: #04221f;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.section {
  padding: 3.5rem 0;
}

.section-muted {
  background: rgba(18, 26, 36, 0.55);
  border-block: 1px solid var(--border);
}

.section h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
}

.section-intro {
  max-width: 40rem;
  margin: 0 0 2rem;
  color: var(--text-muted);
}

.tool-grid,
.reason-grid,
.steps {
  display: grid;
  gap: 1rem;
}

.tool-grid {
  grid-template-columns: repeat(auto-fit, minmax(16.5rem, 1fr));
}

.tool-card,
.reason-card,
.step,
.page-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.tool-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.tool-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.tool-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 0.85rem;
  color: var(--accent);
}

.tool-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
}

.tool-card p {
  margin: 0 0 1.1rem;
  color: var(--text-muted);
  flex: 1;
}

.steps {
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  counter-reset: step;
}

.step h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.step h3::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  margin-right: 0.5rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
}

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

.reason-grid {
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
}

.reason-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

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

.faq-list {
  display: grid;
  gap: 0.7rem;
}

.faq-list details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  padding: 0.2rem 1rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.9rem 0;
}

.faq-list details p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.site-footer {
  padding: 2.5rem 0 1.5rem;
  border-top: 1px solid var(--border);
  background: #090d12;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer h2 {
  margin: 0 0 0.7rem;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  display: inline-block;
  padding: 0.22rem 0;
  color: var(--text);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-note,
.copyright {
  color: var(--text-muted);
}

.copyright {
  margin: 2rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.92rem;
}

.page {
  padding: 3rem 0 4rem;
}

.page h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  letter-spacing: -0.03em;
}

.prose {
  max-width: 46rem;
}

.prose p,
.prose li {
  color: var(--text-muted);
}

.notice {
  margin: 1.25rem 0;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 0.7rem 0.7rem 0;
}

.notice strong {
  color: var(--text);
}

.status-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.status-list li {
  display: flex;
  gap: 0.6rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

.status-pill {
  flex: 0 0 auto;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #04221f;
  background: #fbbf24;
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  height: fit-content;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.2rem;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    display: none;
    position: absolute;
    inset: var(--header-h) 0 auto;
    background: rgba(11, 16, 22, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 0.6rem 1rem 1rem;
  }

  .site-nav.is-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
  }

  .submenu {
    position: static;
    display: none;
    box-shadow: none;
    border: 0;
    background: transparent;
    padding: 0 0 0 0.6rem;
  }

  .nav-item-has-sub.is-open .submenu {
    display: block;
  }

  .nav-item-has-sub:hover .submenu {
    display: none;
  }

  .nav-item-has-sub.is-open:hover .submenu,
  .nav-item-has-sub:focus-within .submenu {
    display: block;
  }

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

  .hero {
    padding-top: 2.6rem;
  }
}