:root {
  color-scheme: dark;
  --bg: #020c11;
  --surface: #041822;
  --surface-soft: #07212c;
  --text: #f7f8fd;
  --soft: rgba(247, 248, 253, 0.78);
  --muted: rgba(247, 248, 253, 0.58);
  --accent: #ff2400;
  --accent-soft: rgba(255, 36, 0, 0.12);
  --border: rgba(255, 255, 255, 0.1);
  font-family: Inter, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 90% 10%, rgba(255, 36, 0, 0.12), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: inherit;
}

.service-header {
  border-bottom: 1px solid var(--border);
  background: rgba(3, 19, 26, 0.92);
  backdrop-filter: blur(18px);
}

.header-inner,
.service-main,
.footer-inner {
  width: min(100% - 32px, 1120px);
  margin-inline: auto;
}

.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.brand img {
  display: block;
  width: auto;
  height: 64px;
}

.home-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 17px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--soft);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.home-link:hover,
.home-link:focus-visible {
  border-color: rgba(255, 36, 0, 0.55);
  background: var(--accent-soft);
  color: #fff;
}

.service-main {
  padding-block: 54px 72px;
}

.page-hero {
  max-width: 820px;
  margin-bottom: 38px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.25;
  text-wrap: balance;
}

h1 {
  margin: 0;
  font-size: clamp(2.15rem, 5vw, 4rem);
  letter-spacing: -0.04em;
}

.lead {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--soft);
  font-size: clamp(1rem, 2vw, 1.16rem);
}

.updated {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.service-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.service-nav {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 5px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(4, 24, 34, 0.72);
}

.service-nav a {
  padding: 10px 12px;
  border-radius: 11px;
  color: var(--soft);
  font-size: 0.91rem;
  text-decoration: none;
}

.service-nav a:hover,
.service-nav a:focus-visible,
.service-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: #fff;
}

.service-nav a[aria-current="page"] {
  box-shadow: inset 3px 0 var(--accent);
}

.service-content {
  min-width: 0;
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--border);
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(7, 33, 44, 0.88), rgba(4, 24, 34, 0.82));
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
  color: var(--soft);
}

.service-content section + section {
  padding-top: 12px;
}

.service-content h2 {
  margin: 28px 0 12px;
  color: var(--text);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
}

.service-content section:first-child h2 {
  margin-top: 0;
}

.service-content h3 {
  margin: 22px 0 8px;
  color: var(--text);
  font-size: 1.05rem;
}

.service-content p {
  margin: 0 0 14px;
}

.service-content ul,
.service-content ol {
  margin: 0 0 18px;
  padding-left: 22px;
}

.service-content li {
  margin: 7px 0;
  padding-left: 4px;
}

.service-content li::marker {
  color: var(--accent);
}

.service-content a {
  color: #ff765f;
  text-underline-offset: 3px;
}

.notice {
  margin: 24px 0;
  padding: 18px 20px;
  border: 1px solid rgba(255, 36, 0, 0.28);
  border-left: 4px solid var(--accent);
  border-radius: 6px 16px 16px 6px;
  background: var(--accent-soft);
  color: var(--text);
}

.notice p:last-child {
  margin-bottom: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 20px 0 26px;
}

.contact-card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.025);
}

.contact-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
}

.contact-card p {
  margin: 0;
}

.service-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.footer-inner {
  padding-block: 28px 38px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-size: 0.83rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--soft);
  text-decoration: none;
}

:focus-visible {
  outline: 2px solid #ff765f;
  outline-offset: 4px;
}

@media (max-width: 780px) {
  .service-main {
    padding-block: 38px 54px;
  }

  .service-layout {
    grid-template-columns: 1fr;
  }

  .service-nav {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 520px) {
  .header-inner {
    min-height: 78px;
  }

  .brand img {
    height: 50px;
  }

  .home-link {
    padding-inline: 13px;
    font-size: 0.88rem;
  }

  .service-nav {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }
}

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

  * {
    transition: none !important;
  }
}