:root {
  --header-height: 86px;
  --drawer-width: 280px;
  --font-main: "Rajdhani", "Arial Narrow", Arial, sans-serif;

  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;

  --radius-sm: 0.65rem;
  --radius-md: 1rem;
  --radius-lg: 1.4rem;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.25);

  --bg: #131e29;
  --surface: #243746;
  --surface-2: #1c2d3b;
  --text: #ffffff;
  --text-soft: #d5e0eb;
  --border: #243746;
  --accent: #1e73be;
  --accent-2: #13aff0;
  --header-bg: #102131;
  --header-border: #304658;
  --header-brand: #e8f1fb;
  --header-brand-hover: #ffffff;
  --header-nav: #d9e6f3;
  --header-nav-hover-bg: #2f4559;
}

:root[data-theme="bright"] {
  --bg: #d5e0eb;
  --surface: #e6eef5;
  --surface-2: #dce7f1;
  --text: #05080d;
  --text-soft: #111a26;
  --border: #a8bccf;
  --accent: #005a8f;
  --accent-2: #00679f;
  --shadow: 0 12px 30px rgba(17, 38, 61, 0.18);
  --header-bg: #b8ccdf;
  --header-border: #8ea7bc;
  --header-brand: #142b3f;
  --header-brand-hover: #0b2234;
  --header-nav: #122d42;
  --header-nav-hover-bg: #a0bad0;
}

:root[data-theme="bright"] .eyebrow,
:root[data-theme="bright"] .card-kicker,
:root[data-theme="bright"] .card a {
  color: #004f7c;
}

:root[data-theme="bright"] .drawer-item a {
  color: #103a5c;
  background: #d7e4ef;
  border-color: #7693aa;
}

:root[data-theme="bright"] .drawer-item a:hover,
:root[data-theme="bright"] .drawer-item a:focus-visible {
  color: #0b2f4b;
  background: #c8d9e7;
  border-color: #5c7c95;
}

:root[data-theme="bright"] body {
  font-weight: 600;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

html {
  scroll-padding-top: calc(var(--header-height) + 8px);
}

body {
  font-family: var(--font-main);
  background:
    linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 92%, black) 100%);
  color: var(--text);
  line-height: 1.55;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  left: 0;
  background:
    linear-gradient(
      0deg,
      var(--bg) 0%,
      color-mix(in srgb, var(--bg) 94%, transparent) 16%,
      color-mix(in srgb, var(--bg) 60%, transparent) 34%,
      transparent 58%
    ),
    linear-gradient(
      270deg,
      var(--bg) 0%,
      color-mix(in srgb, var(--bg) 88%, transparent) 8%,
      color-mix(in srgb, var(--bg) 42%, transparent) 18%,
      transparent 32%
    ),
    radial-gradient(
      86% 70% at 56% 48%,
      transparent 0%,
      transparent 50%,
      color-mix(in srgb, var(--bg) 55%, transparent) 76%,
      var(--bg) 100%
    ),
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--bg) 90%, transparent) 0%,
      transparent 24%,
      transparent 76%,
      color-mix(in srgb, var(--bg) 90%, transparent) 100%
    ),
    url("assets/images/37.jgp.jpg") 90% center / auto 100% no-repeat;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

main,
.site-footer {
  position: relative;
  z-index: 1;
}

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: var(--header-bg);
  border-top: 1px solid var(--header-border);
  border-bottom: 1px solid var(--header-border);
}

.site-header .brand {
  color: var(--header-brand);
}

.site-header .brand:hover,
.site-header .brand:focus-visible {
  color: var(--header-brand-hover);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-4);
  min-height: var(--header-height);
  padding: 0.45rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand__logo {
  display: block;
  width: min(126px, 24vw);
  height: auto;
}

.site-nav {
  display: flex;
  gap: 0.35rem;
  margin-left: 1rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--header-border) 88%, transparent);
  border-radius: 0.7rem;
  background: color-mix(in srgb, var(--header-bg) 78%, black 22%);
  color: var(--header-brand);
  align-items: center;
  justify-content: center;
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
  display: block;
}

#theme-toggle {
  margin-left: auto;
  width: 48px;
  height: 48px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  border-radius: 0.75rem;
}

#theme-toggle svg {
  width: 22px;
  height: 22px;
  display: block;
}

.site-nav a,
.site-footer a {
  color: var(--text);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--text);
  background: #243746;
}

.card a {
  color: var(--accent-2);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.card a:hover {
  color: var(--accent);
  background: transparent;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.68rem 0.76rem;
  border-radius: 0.2rem;
}

.site-header .site-nav a {
  color: var(--header-nav);
}

.site-header .site-nav a:hover,
.site-header .site-nav a:focus-visible {
  color: var(--header-brand-hover);
  background: var(--header-nav-hover-bg);
}

.hero {
  padding: var(--space-8) 0 var(--space-5);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-4);
  font-weight: 500;
  font-size: 0.82rem;
  line-height: 1;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent-2);
}

h1,
h2,
h3 {
  text-transform: uppercase;
  line-height: 1.05;
  margin: 0;
}

h1 {
  font-size: clamp(2.1rem, 7vw, 4.9rem);
  max-width: 13ch;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.6rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
}

.lead {
  max-width: 58ch;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 1.2vw, 1.2rem);
}

.hero .lead {
  margin: var(--space-4) 0 0;
}

.hero-actions {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.btn {
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  font-weight: 500;
  font-size: 0.96rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #fff;
}

.btn-ghost {
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  color: var(--text);
  border-color: var(--border);
}

section {
  margin-bottom: var(--space-8);
}

.section-head {
  margin-bottom: var(--space-5);
}

.section-head p {
  color: var(--text-soft);
}

.card-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(12, 1fr);
}

.card {
  grid-column: span 4;
  background: linear-gradient(165deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: var(--space-5);
}

.card-kicker {
  margin: 0 0 var(--space-3);
  color: var(--accent-2);
  font-weight: 500;
  font-size: 0.78rem;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.split {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1.2fr 1fr;
}

.service-list {
  margin: 0;
  padding-left: 1rem;
  color: var(--text-soft);
}

.service-list li + li {
  margin-top: var(--space-3);
}

.site-footer {
  padding: var(--space-7) 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-nav {
  display: none;
}

.guide {
  padding-bottom: var(--space-8);
}

.drawer-layout {
  display: block;
  padding-top: var(--space-5);
  padding-left: calc(var(--drawer-width) + var(--space-6));
  padding-bottom: var(--space-8);
}

.drawer {
  position: fixed;
  top: calc(var(--header-height) + 10px + var(--space-5));
  left: max(16px, calc((100vw - 1120px) / 2 + 8px));
  width: var(--drawer-width);
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0 1rem 0 0;
  max-height: calc(100vh - (var(--header-height) + 24px));
  overflow: auto;
}

.drawer__title {
  display: none;
}

.drawer__nav {
  display: grid;
  gap: 0.2rem;
}

.drawer-link {
  color: var(--text-soft);
  text-decoration: none;
  border-radius: 0.4rem;
  padding: 0.45rem 0.55rem;
  transition: background-color 0.2s ease, color 0.2s ease;
  font-size: 0.9rem;
}

.drawer-link:hover {
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  color: var(--text);
}

.drawer-link.is-active {
  background: var(--accent);
  color: #fff;
}

.drawer-link--sub {
  margin-left: 0.8rem;
  font-size: 0.82rem;
  padding-top: 0.36rem;
  padding-bottom: 0.36rem;
}

.drawer-content {
  display: grid;
  gap: var(--space-5);
  margin-left: 0;
}

.drawer-layout.reveal {
  opacity: 1;
  transform: none;
  animation: none;
}

.drawer-content h1 {
  font-size: clamp(2rem, 4vw, 3.35rem);
  max-width: none;
}

.drawer-content > .drawer-group.section-head:first-child {
  margin: 0;
  padding: 0.25rem 0 1.1rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.drawer-content > .drawer-group.section-head:first-child h1 {
  margin-bottom: 0.65rem;
}

.drawer-content > .drawer-group.section-head:first-child .lead {
  margin: 0;
  font-size: clamp(1.05rem, 1.6vw, 1.8rem);
}

.drawer-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
  border-radius: 0;
  box-shadow: none;
  padding: 0 0 var(--space-5);
  margin: 0;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.drawer-item p {
  color: var(--text-soft);
  margin: 0;
  line-height: 1.62;
}

.drawer-item li {
  line-height: 1.62;
}

.drawer-item a {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin-top: 0.55rem;
  margin-bottom: 0.55rem;
  padding: 0.5rem 0.65rem;
  color: color-mix(in srgb, var(--accent-2) 88%, white 12%);
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
  background: color-mix(in srgb, var(--surface-2) 80%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-2) 38%, var(--border));
  border-radius: 0.55rem;
}

.drawer-item a:hover,
.drawer-item a:focus-visible {
  color: #fff;
  background: color-mix(in srgb, var(--accent) 22%, var(--surface-2));
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
}

.drawer-item h3 {
  margin: 0 0 0.55rem;
}

.drawer-item p + a {
  display: block;
  margin-top: 0.8rem;
}

.drawer-item--sub {
  margin-left: 0.85rem;
  padding-left: 0.95rem;
  border-left: 2px solid color-mix(in srgb, var(--border) 78%, transparent);
}

.drawer-item--sub h3 {
  font-size: clamp(1rem, 1.35vw, 1.26rem);
}

.drawer-item--sub p,
.drawer-item--sub li {
  font-size: 0.94rem;
}

.drawer-group {
  scroll-margin-top: 1rem;
}

.token-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.component-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.chip {
  background: color-mix(in srgb, var(--accent-2) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-2) 40%, var(--border));
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: rise 0.62s ease forwards;
}

.reveal:nth-of-type(2) {
  animation-delay: 0.12s;
}

.reveal:nth-of-type(3) {
  animation-delay: 0.18s;
}

.reveal:nth-of-type(4) {
  animation-delay: 0.24s;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 920px) {
  .site-header__inner {
    flex-wrap: wrap;
    row-gap: 0.45rem;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  #theme-toggle {
    margin-left: 0;
  }

  .site-nav {
    order: 3;
    width: 100%;
    margin-left: 0;
    display: grid;
    grid-template-columns: 1fr;
    row-gap: 0.3rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.25s ease, opacity 0.2s ease;
  }

  .site-header.menu-open .site-nav {
    max-height: 420px;
    opacity: 1;
    pointer-events: auto;
    padding-top: 0.2rem;
  }

  .site-nav a {
    display: block;
  }

  .card {
    grid-column: span 6;
  }

  .drawer-layout {
    display: grid;
    grid-template-columns: 1fr;
    padding-left: 0;
  }

  .drawer {
    position: static;
    width: auto;
    border-right: 0;
    padding-right: 0;
    max-height: none;
  }

  .drawer-content {
    margin-left: 0;
  }

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

@media (max-width: 680px) {
  .container {
    width: min(1120px, calc(100% - 1.2rem));
  }

  .card {
    grid-column: span 12;
  }

  .hero {
    padding-top: var(--space-6);
  }

  .site-nav a {
    font-size: 0.84rem;
    padding: 0.55rem 0.58rem;
  }

  .brand__logo {
    width: min(112px, 30vw);
  }
}