/* rogerstudio.top · AnchorNow */

:root {
  --bg: #0c0f0d;
  --surface: #151a17;
  --surface-2: #1c2220;
  --ink: #ecefe9;
  --muted: #8b938d;
  --line: rgba(236, 239, 233, 0.1);
  --accent: #8fd4a0;
  --accent-dim: rgba(143, 212, 160, 0.14);
  --radius: 16px;
  --max: 640px;
  --font: "PingFang SC", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background:
    radial-gradient(ellipse 100% 70% at 50% -20%, rgba(143, 212, 160, 0.07), transparent 55%),
    var(--bg);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  opacity: 0.88;
}

.site-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(12, 15, 13, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: var(--max);
  margin-inline: auto;
}

.site-brand {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 0.88rem;
}

.site-nav a {
  color: var(--muted);
  padding: 6px 2px;
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  font-weight: 500;
}

.site-main {
  flex: 1;
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
  padding: 32px 0 48px;
}

.site-footer {
  padding: 24px 20px 32px;
  border-top: 1px solid var(--line);
}

.site-footer__inner {
  max-width: var(--max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.6;
}

.site-footer__copy {
  margin: 0;
}

.site-footer__beian {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
}

.site-footer__beian a {
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.site-footer__beian a:hover {
  color: var(--ink);
}

.beian-icon {
  width: 14px;
  height: 14px;
}

.page-title {
  margin: 0;
  font-size: clamp(1.65rem, 5vw, 2rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.page-lead {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.page-body {
  margin-top: 28px;
}

.page-body > p {
  margin: 0 0 1em;
}

.nav-cards {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.nav-cards a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font-weight: 500;
  min-height: 52px;
}

.nav-cards a:hover {
  border-color: rgba(143, 212, 160, 0.35);
  background: var(--surface-2);
  opacity: 1;
}

.nav-cards__arrow {
  color: var(--muted);
  font-size: 1.1rem;
}

.contact-block {
  margin-top: 28px;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}

.contact-block__label {
  margin: 0 0 4px;
  font-size: 0.78rem;
  color: var(--muted);
}

.contact-block__value {
  margin: 0;
  font-size: 1rem;
}

.doc-meta {
  margin: 10px 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.doc h2 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.doc h2:first-of-type {
  margin-top: 1.5rem;
}

.doc p {
  margin: 0.5rem 0;
  color: rgba(236, 239, 233, 0.92);
}

.faq-list {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.faq-item {
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}

.faq-item h2 {
  margin: 0 0 6px;
  font-size: 0.95rem;
}

.faq-item p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.doc-links {
  margin-top: 28px;
  font-size: 0.92rem;
  color: var(--muted);
}

@media (min-width: 480px) {
  .site-header {
    padding-inline: 24px;
  }

  .site-main {
    width: min(100% - 48px, var(--max));
    padding-top: 40px;
  }
}