:root {
  --bg: #0d0f11;
  --surface: #15181b;
  --surface-2: #1b1f23;
  --text: #f3f4f5;
  --muted: #a8afb6;
  --line: rgba(255, 255, 255, 0.11);
  --accent: #e34b36;
  --accent-2: #ff795f;
  --blue: #3f8cff;
  --max: 1180px;
  --radius: 20px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 80% 0%, rgba(63, 140, 255, 0.07), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-color: rgba(227, 75, 54, 0.7);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-2);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: #fff;
  color: #000;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(13, 15, 17, 0.78);
  backdrop-filter: blur(18px) saturate(130%);
}

.header-inner,
.hero-inner,
.content-section,
.footer-inner {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--text);
  text-decoration: none;
}

.brand:hover {
  color: var(--text);
}

.brand-logo {
  height: 26px;
  width: auto;
  border-radius: 0;
}

.brand-tagline {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.035em;
}

.desktop-nav ul,
.mobile-menu ul {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.desktop-nav a {
  display: block;
  padding: 10px 13px;
  border-radius: 10px;
  color: #d4d8dc;
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.desktop-nav a:hover,
.desktop-nav .current > a,
.desktop-nav .active > a {
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
}

.mobile-menu {
  display: none;
  position: relative;
}

.mobile-menu summary {
  display: grid;
  width: 46px;
  height: 46px;
  padding: 12px;
  cursor: pointer;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 12px;
  place-content: center;
  gap: 5px;
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.mobile-menu summary span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: #fff;
}

.mobile-menu nav {
  position: absolute;
  top: 58px;
  right: 0;
  width: min(82vw, 320px);
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(21, 24, 27, 0.98);
  box-shadow: var(--shadow);
}

.mobile-menu ul {
  align-items: stretch;
  flex-direction: column;
}

.mobile-menu li,
.mobile-menu a {
  width: 100%;
}

.mobile-menu a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  color: #fff;
  text-decoration: none;
}

.mobile-menu a:hover,
.mobile-menu .current > a,
.mobile-menu .active > a {
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.hero-grid {
  position: absolute;
  z-index: -2;
  inset: 0;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(63, 140, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63, 140, 255, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

.hero-glow {
  position: absolute;
  z-index: -1;
  top: -18rem;
  right: -10rem;
  width: 55rem;
  height: 55rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 140, 255, 0.20), rgba(63, 140, 255, 0.04) 38%, transparent 68%);
  filter: blur(2px);
}

.hero-inner {
  padding-block: 56px 48px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--blue);
  font-size: clamp(0.72rem, 1.1vw, 0.82rem);
  font-weight: 750;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.3em;
  line-height: 1.15;
}

h1 {
  max-width: 30ch;
  font-size: clamp(1.75rem, 2.6vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  margin-top: 1.6em;
  font-size: clamp(1.4rem, 1.8vw, 1.75rem);
  letter-spacing: -0.01em;
}

h3 {
  margin-top: 1.4em;
  font-size: clamp(1.15rem, 1.4vw, 1.4rem);
}

h4 {
  margin-top: 1.3em;
  font-size: 1.05rem;
}

.hero-lead {
  max-width: 60ch;
  margin: 0;
  color: #c5cbd0;
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  line-height: 1.5;
}

.content-section {
  padding-block: clamp(36px, 5vw, 64px);
}

.page-content {
  max-width: 900px;
}

.page-content > :first-child {
  margin-top: 0;
}

.page-content p,
.page-content li {
  color: #cbd0d4;
}

.page-content p {
  max-width: 76ch;
}

.page-content strong {
  color: #fff;
}

.page-content ul,
.page-content ol {
  padding-left: 1.25em;
}

.page-content li {
  margin-block: 0.45em;
}

.page-content blockquote {
  margin: 2.4em 0;
  padding: 1.2em 1.4em;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--surface);
  color: #fff;
  font-size: 1.15rem;
}

.page-content hr {
  height: 1px;
  margin: 3.5rem 0;
  border: 0;
  background: var(--line);
}

.page-content table {
  width: 100%;
  margin-block: 2rem;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
}

.page-content th,
.page-content td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.page-content th {
  background: var(--surface-2);
  color: #fff;
}

.page-content .button,
.page-content a.button {
  display: inline-flex;
  min-height: 50px;
  margin-top: 12px;
  padding: 0 20px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 12px 30px rgba(227, 75, 54, 0.22);
  color: #fff;
  font-weight: 750;
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 0% 100%, rgba(63, 140, 255, 0.18), transparent 24rem),
    #0a0c0d;
}

.footer-inner {
  display: flex;
  padding-block: 36px;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.footer-inner img.footer-logo {
  height: 22px;
  width: auto;
  margin-bottom: 10px;
  border-radius: 0;
}

.footer-inner p {
  max-width: 520px;
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.copyright {
  white-space: nowrap;
}

@media (max-width: 820px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 16px;
  }

  .header-inner,
  .hero-inner,
  .content-section,
  .footer-inner {
    width: min(calc(100% - 28px), var(--max));
  }

  .brand-tagline {
    display: none;
  }
}

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