:root {
  color-scheme: dark;
  --bg: #000;
  --surface: #161617;
  --ink: #f5f5f7;
  --muted: #aaaab0;
  --gold: #d2d2d7;
  --blue: #8bbcff;
  --line: #ffffff1c;
  --font-display: 'Satoshi', Arial, sans-serif;
  --text-xs: clamp(.75rem,.72rem + .1vw,.8rem);
  --text-sm: clamp(.875rem,.83rem + .12vw,.94rem);
  --text-base: clamp(1rem,.96rem + .15vw,1.0625rem);
  --text-title: clamp(1.75rem,2.4vw,2.25rem);
  --text-hero: clamp(2rem,3.4vw,3.125rem);
  --radius-sm: 8px;
  --radius-lg: 22px;
}
body { background: var(--bg); -webkit-font-smoothing: antialiased; }
.c-wrap { width: min(1200px,calc(100% - 80px)); }
.review-nav { background: #101010; padding: 0 20px; gap: 28px; }
.review-nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: var(--text-xs); }
.review-nav>span { font-size: var(--text-xs); color: var(--muted); }
.review-nav a[aria-current=page] { color: var(--ink); border-bottom-color: var(--ink); }
.c-header { padding: 12px 0; }
.c-brand { gap: 22px; }
.c-brand img { width: 100px; }
.c-brand span { color: var(--ink); letter-spacing: .08em; font-size: var(--text-sm); font-weight: 700; }
.c-header nav { gap: 28px; font-size: var(--text-sm); }
.c-header nav a { min-height: 44px; display: inline-flex; align-items: center; }
.c-header button,.c-bottom button { font-size: var(--text-sm); min-height: 44px; }
.c-header button:hover,.c-bottom button:hover { color: #fff; }
.c-intro { grid-template-columns: 1.4fr 1fr; gap: 48px; padding: 32px 0; align-items: center; }
.kicker { color: var(--muted); font-size: var(--text-xs); letter-spacing: .09em; font-weight: 700; }
h1 { font: 700 var(--text-hero)/1.08 var(--font-display); letter-spacing: -.045em; margin-top: 12px; }
h1 span { color: #a1a1a6; }
.intro-note>p { font-size: var(--text-base); line-height: 1.6; }
.intro-note .science-line { font-size: var(--text-xs); color: #b8b8be; margin-top: 18px; }
.science-title-word,.science-title-word.science-on-dark,.science-word,.science-word.science-on-dark { color: var(--blue)!important; background: transparent!important; box-shadow: none!important; }
.service-shell { grid-template-columns: minmax(300px,.8fr) minmax(0,1.2fr); border: 0; gap: 12px; min-height: 408px; }
.service-menu { background: #101011; border: 1px solid #ffffff10; border-radius: var(--radius-lg); padding: 24px 18px 18px; }
.service-menu>.kicker { padding-left: 14px; }
#service-tabs { gap: 3px; margin-top: 16px; }
.service-tab { font-size: var(--text-sm); padding: 10px 14px; min-height: 46px; gap: 10px; border-radius: var(--radius-sm); grid-template-columns: 24px 1fr 14px; }
.service-tab small { font-size: var(--text-xs); color: #a1a1a6; }
.service-tab b { color: #a1a1a6; }
.service-tab[aria-selected=true] { background: #29292c; box-shadow: none; color: #fff; }
.service-tab[aria-selected=true] small,.service-tab[aria-selected=true] b { color: #eeeef1; }
.service-tab:hover { background: #202023; color: var(--ink); }
#service-panel { background: var(--surface); border: 1px solid #ffffff10; border-radius: var(--radius-lg); padding: 30px 34px; min-width: 0; }
.panel-top { font-size: var(--text-xs); color: #b2b2b8; letter-spacing: .08em; }
h2 { font: 700 var(--text-title)/1.15 var(--font-display); letter-spacing: -.035em; }
#service-title { margin-top: 22px; }
#service-teaser { font-size: var(--text-base); color: #d2d2d7; line-height: 1.6; margin-top: 12px; }
#service-focus { color: #aaaab0; font-size: var(--text-sm); line-height: 1.55; margin-top: 12px; }
.panel-action { gap: 18px; margin-top: 22px; }
.panel-action button,.dialog-tail button { background: #f5f5f7; color: #151516; border-radius: 99px; font-size: var(--text-sm); font-weight: 700; padding: 12px 22px; min-height: 46px; }
.panel-action button:hover,.dialog-tail button:hover { background: #fff; }
.panel-action>span { font-size: var(--text-xs); }
.inquiry-block { padding-top: 24px; }
.inquiry-block>.kicker { font-size: var(--text-xs); }
#service-routes { gap: 0 20px; margin-top: 6px; }
#service-routes a { display: inline-flex; align-items: center; min-height: 44px; color: var(--blue); border: 0; font-size: var(--text-sm); padding: 7px 0; }
#service-routes a:hover { color: #bdd8ff; text-decoration: underline; text-underline-offset: 4px; }
.c-bottom { padding: 10px 0; }
.c-bottom p,footer { font-size: var(--text-xs); }
.c-bottom button { color: #d2d2d7; }
footer { padding: 10px 0; align-items: center; }
footer a { min-height: 44px; display: inline-flex; align-items: center; }
footer div { align-items: center; gap: 22px; }
dialog { background: #1b1b1e; border: 1px solid #ffffff28; border-radius: var(--radius-lg); padding: 28px 36px; }
dialog::backdrop { background: #000b; backdrop-filter: blur(12px); }
.dialog-head h2 { font-size: var(--text-title); }
.dialog-head button { border: 0; border-radius: 50%; background: #333336; }
.dialog-head button:hover { background: #434347; color: #fff; }
#service-full h3 { font: 700 clamp(1.125rem,1.6vw,1.375rem)/1.3 var(--font-display); letter-spacing: -.02em; }
#service-full p,#info-dialog>p { color: #c4c4ca; font-size: var(--text-base); }
#service-full a,.quiet-link { color: var(--blue); }
#service-full aside { border: 1px solid #ffffff18; background: #242427; border-radius: var(--radius-sm); }
#service-full .placement-actions a,#service-full .protection-routes a { border-radius: var(--radius-sm); background: #242427; }
button:focus-visible,a:focus-visible,select:focus-visible { outline-color: var(--blue); }
@media(max-width:900px) {
  .c-wrap { width: calc(100% - 48px); }
  .c-intro { gap: 28px; grid-template-columns: 1.25fr 1fr; }
  .service-shell { grid-template-columns: minmax(265px,.85fr) minmax(0,1.15fr); }
  #service-panel { padding: 26px; }
}
@media(max-width:600px) {
  .c-wrap { width: calc(100% - 36px); }
  .review-nav { padding: 0 18px; gap: 24px; }
  .c-header { padding: 10px 0; }
  .c-brand { gap: 12px; }
  .c-brand img { width: 72px; }
  .c-brand span { font-size: var(--text-xs); padding-left: 12px; letter-spacing: .04em; }
  .c-header button { font-size: var(--text-xs); }
  .c-header nav>a { display: none; }
  .c-intro { grid-template-columns: 1fr; gap: 16px; padding: 24px 0; }
  h1 { font-size: var(--text-hero); line-height: 1.1; }
  .intro-note>p:first-child { font-size: var(--text-sm); }
  .intro-note .science-line { font-size: var(--text-xs); margin-top: 10px; }
  .service-shell { grid-template-columns: 1fr; gap: 0; }
  .service-menu { padding: 16px 18px; border-radius: var(--radius-lg) var(--radius-lg) 0 0; border-bottom: 0; }
  .mobile-chooser { font-size: var(--text-xs); letter-spacing: .02em; color: var(--muted); }
  select { background: #242426; border: 1px solid #ffffff20; border-radius: var(--radius-sm); padding: 12px 10px; font-size: var(--text-sm); color: var(--ink); }
  #service-panel { padding: 22px 20px; border-radius: 0 0 var(--radius-lg) var(--radius-lg); border-top: 0; }
  .panel-top { font-size: var(--text-xs); letter-spacing: .04em; }
  #service-title { font-size: var(--text-title); margin-top: 18px; }
  #service-teaser { font-size: var(--text-base); }
  #service-focus { font-size: var(--text-sm); }
  .panel-action { margin-top: 20px; }
  .panel-action button { font-size: var(--text-sm); padding: 12px 20px; }
  #service-routes a { font-size: var(--text-sm); }
  .c-bottom { padding: 12px 0; gap: 16px; align-items: center; }
  .c-bottom p,.c-bottom button { font-size: var(--text-xs); }
  footer { font-size: var(--text-xs); align-items: start; }
  footer div { gap: 4px 16px; }
  dialog { padding: 22px; max-height: 90dvh; }
  #service-full h3 { font-size: 1.25rem; }
  #service-full p,#info-dialog>p { font-size: var(--text-base); }
}