@font-face {
  font-family: "Instrument Sans";
  src: url("/assets/instrument-sans-latin.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
}

:root {
  --ink: #0a0b0f;
  --ink-2: #15171e;
  --paper: #f5f6f8;
  --white: #ffffff;
  --muted: #636875;
  --line: #dfe2e8;
  --line-dark: rgba(255, 255, 255, .16);
  --blue: #075de6;
  --blue-dark: #0753d4;
  --green: #65e89d;
  --content: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
  --sans: "Instrument Sans", "Avenir Next", "Helvetica Neue", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  overflow-x: clip;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
p, h1, h2, h3, dl, dd { margin-top: 0; }
h1, h2, h3 { text-wrap: balance; }

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 100;
  padding: 10px 15px;
  background: var(--white);
  color: var(--ink);
  font-weight: 700;
}
.skip-link:focus { top: 20px; }
a:focus-visible, summary:focus-visible, [tabindex="0"]:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 72px;
  padding: 10px max(var(--gutter), calc((100vw - var(--content)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 10px; width: fit-content; font-size: 1.02rem; font-weight: 700; letter-spacing: -.02em; text-decoration: none; }
.brand img { width: 38px; height: 38px; border-radius: 10px; }
.nav-links { display: flex; gap: 30px; }
.nav-links a, footer a { color: #30333a; font-size: .86rem; font-weight: 600; text-decoration: none; }
.nav-links a:hover, footer a:hover, .text-link:hover { color: var(--blue); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 52px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background .18s ease, border-color .18s ease, transform .18s ease;
}
.button:hover { transform: translateY(-1px); }
.icon-arrow { width: 16px; height: 16px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.button-small { justify-self: end; min-height: 42px; padding: 9px 14px; background: var(--ink); color: var(--white); }
.button-primary { background: var(--blue); color: var(--white); }
.button-primary:hover { background: var(--blue-dark); }
.button-quiet { border-color: #40434b; color: var(--white); }
.button-quiet:hover { border-color: #777c88; }
.button-light { background: var(--white); color: var(--ink); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(500px, 1.14fr);
  gap: clamp(42px, 6vw, 86px);
  align-items: center;
  min-height: 720px;
  padding: clamp(64px, 8vw, 106px) max(var(--gutter), calc((100vw - var(--content)) / 2));
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}
.hero-copy { min-width: 0; max-width: 610px; }
.kicker, .section-index {
  font-family: var(--mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.kicker { display: flex; align-items: center; gap: 9px; color: #bcc2cd; }
.kicker span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(101, 232, 157, .12); }
.hero h1 {
  max-width: 650px;
  margin: 26px 0 28px;
  font-size: clamp(3.6rem, 6.5vw, 6.9rem);
  font-weight: 600;
  letter-spacing: -.065em;
  line-height: .92;
}
.hero-definition { max-width: 620px; margin-bottom: 34px; color: #b8bdc8; font-size: 1.08rem; }
.hero-definition strong { color: var(--white); font-weight: 600; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-note { margin: 16px 0 0; color: #7f8590; font-size: .74rem; }

.hero-visual { position: relative; min-width: 0; }
.hero-visual::before {
  content: "";
  position: absolute;
  inset: -34px -34px 34px 54%;
  border: 1px solid rgba(20, 108, 255, .55);
  border-right: 0;
}
.hero-visual img { width: 100%; height: 530px; border: 1px solid rgba(255, 255, 255, .2); border-radius: 16px; object-fit: cover; object-position: 60% center; }
.security-readout {
  position: absolute;
  right: -18px;
  bottom: -30px;
  width: min(390px, calc(100% - 28px));
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 10px;
  background: rgba(12, 14, 20, .94);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .38);
  backdrop-filter: blur(14px);
}
.security-readout > div { display: grid; grid-template-columns: auto 1fr; column-gap: 9px; align-items: center; }
.security-readout strong { font-size: .86rem; }
.security-readout small { grid-column: 2; color: #838996; font-size: .7rem; }
.status-dot { grid-row: span 2; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.security-readout dl { display: grid; grid-template-columns: repeat(3, 1fr); margin: 18px 0 0; padding-top: 15px; border-top: 1px solid var(--line-dark); }
.security-readout dl div + div { padding-left: 12px; border-left: 1px solid var(--line-dark); }
.security-readout dt { color: #777e8b; font: .58rem var(--mono); text-transform: uppercase; }
.security-readout dd { margin: 5px 0 0; font-size: .7rem; font-weight: 600; }

.answer-strip {
  display: grid;
  grid-template-columns: .42fr 1.58fr;
  gap: 40px;
  padding: 58px max(var(--gutter), calc((100vw - var(--content)) / 2));
  background: var(--blue);
  color: var(--white);
}
.section-index { margin: 6px 0 0; color: #6b7180; }
.answer-strip .section-index { color: rgba(255, 255, 255, .92); }
.answer-strip h2 { margin-bottom: 12px; font-size: 1.5rem; letter-spacing: -.025em; }
.answer-strip p:last-child { max-width: 850px; margin-bottom: 0; font-size: 1.12rem; }

.section { max-width: var(--content); margin: 0 auto; padding: 112px var(--gutter); }
.section-heading { display: grid; grid-template-columns: .42fr 1.58fr; gap: 40px; margin-bottom: 54px; }
.section-heading > div { max-width: 800px; }
.section-heading h2, .security-content h2, .snapshot-section h2, .final-cta h2 {
  margin-bottom: 16px;
  font-size: clamp(2.5rem, 4.7vw, 4.8rem);
  font-weight: 600;
  letter-spacing: -.055em;
  line-height: .98;
}
.section-heading p:last-child, .snapshot-section > div > p:last-child { max-width: 650px; margin-bottom: 0; color: var(--muted); }
.section-heading.compact h2 { font-size: clamp(2.3rem, 4vw, 3.7rem); }

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--ink); }
.process-grid article { min-height: 285px; padding: 26px 24px 22px 0; border-right: 1px solid var(--line); }
.process-grid article + article { padding-left: 24px; }
.process-grid article:last-child { border-right: 0; }
.process-grid span, .capability-tag { color: var(--blue); font: 600 .66rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.process-grid h3 { margin: 84px 0 10px; font-size: 1.35rem; letter-spacing: -.025em; }
.process-grid p { color: var(--muted); font-size: .88rem; }

.security-section { display: grid; grid-template-columns: 1fr 1fr; min-height: 820px; background: var(--ink); color: var(--white); }
.security-photo { min-height: 760px; overflow: hidden; }
.security-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 37%; filter: saturate(.86) contrast(1.04); }
.security-content { display: flex; flex-direction: column; justify-content: center; max-width: 690px; padding: 90px clamp(40px, 7vw, 110px); }
.security-content .section-index { color: #6f98de; }
.security-content h2 { margin: 28px 0 24px; }
.security-content > p:not(.section-index) { color: #aeb4c0; }
.fact-list { margin: 30px 0 32px; border-top: 1px solid var(--line-dark); }
.fact-list div { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--line-dark); }
.fact-list dt { color: #858b97; font-size: .78rem; }
.fact-list dd { margin: 0; font-size: .82rem; font-weight: 600; text-align: right; }
.text-link { display: inline-flex; align-items: center; gap: 7px; width: fit-content; color: #8bb7ff; font-size: .84rem; font-weight: 700; text-decoration: none; }
.text-link .icon-arrow { width: 14px; height: 14px; }

.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-right: 0; border-bottom: 0; background: var(--white); }
.capability-grid article { min-height: 270px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability-grid h3 { margin: 72px 0 11px; font-size: 1.22rem; letter-spacing: -.025em; }
.capability-grid p { margin: 0; color: var(--muted); font-size: .88rem; }

.compare-section { border-top: 1px solid var(--line); }
.comparison-table { overflow-x: auto; }
.compare-link { margin-top: 24px; }
table { width: 100%; border-collapse: collapse; background: var(--white); font-size: .88rem; }
th, td { padding: 20px; border-bottom: 1px solid var(--line); text-align: left; }
thead th { background: var(--ink); color: var(--white); font: 600 .68rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
tbody th { width: 32%; font-weight: 600; }
tbody td:nth-child(2) { color: var(--blue-dark); font-weight: 700; }

.snapshot-section {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 8%;
  padding: 90px max(var(--gutter), calc((100vw - var(--content)) / 2));
  background: #e9edf4;
}
.snapshot-section h2 { margin-top: 26px; font-size: clamp(2.3rem, 4vw, 3.7rem); }
.snapshot-section .section-index { color: #4f5562; }
.snapshot-section dl { margin: 0; border-top: 1px solid var(--ink); }
.snapshot-section dl div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid #c6cad3; }
.snapshot-section dt { color: var(--muted); font-size: .78rem; }
.snapshot-section dd { margin: 0; font-size: .82rem; font-weight: 600; }

.home-guides-section { border-bottom: 1px solid var(--line); }
.home-guide-list { display: grid; grid-template-columns: repeat(2, 1fr); border: 1px solid var(--line); border-right: 0; border-bottom: 0; }
.home-guide-list a { display: flex; flex-direction: column; min-height: 190px; padding: 25px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); text-decoration: none; }
.home-guide-list a:first-child { grid-row: span 2; min-height: 380px; background: var(--ink); color: var(--white); }
.home-guide-list span { color: var(--blue); font: 600 .66rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.home-guide-list strong { max-width: 480px; margin-top: auto; font-size: clamp(1.2rem, 2.4vw, 2rem); letter-spacing: -.035em; line-height: 1.05; }
.home-guide-list a:hover { outline: 1px solid var(--blue); outline-offset: -1px; }

.faq-section { padding-bottom: 130px; }
.faq-list { max-width: 930px; margin-left: auto; border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 22px 48px 22px 0; cursor: pointer; font-size: 1.03rem; font-weight: 600; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 8px; color: var(--blue); font-size: 1.4rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 720px; padding: 0 48px 22px 0; color: var(--muted); font-size: .92rem; }

.final-cta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 60px;
  padding: 92px max(var(--gutter), calc((100vw - var(--content)) / 2));
  background: var(--blue);
  color: var(--white);
}
.final-cta > div { max-width: 760px; }
.final-cta .kicker { color: rgba(255, 255, 255, .92); }
.final-cta h2 { margin: 26px 0 15px; }
.final-cta p:last-child { max-width: 620px; margin-bottom: 0; color: rgba(255, 255, 255, .92); }

footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  padding: 50px max(var(--gutter), calc((100vw - var(--content)) / 2));
  background: var(--ink);
  color: var(--white);
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { border-radius: 10px; }
.footer-brand div { display: flex; flex-direction: column; }
.footer-brand span, footer > p { color: #858b97; font-size: .7rem; }
footer nav { display: flex; gap: 20px; }
footer nav a { color: #cbd0da; }
footer > p { grid-column: 1 / -1; margin: 0; padding-top: 24px; border-top: 1px solid var(--line-dark); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}