/* ThreatRaven website. Same identity as the app: paper and ink, one copper accent, IBM Plex. */
:root {
  --bg: #F5F2ED; --surface: #FBF9F6; --raised: #EFEBE4;
  --border: rgba(26, 25, 24, .12); --border-strong: rgba(26, 25, 24, .20);
  --text: #1A1918; --text-2: #57524C; --text-3: #8A837B;
  --accent: #8A5A3C; --accent-hover: #6F4830; --accent-fg: #FBF9F6;
  --focus: rgba(138, 90, 60, .30);
  --crit: #B23A32; --high: #B05B24; --med: #94782B;
  --high-bg: rgba(176, 91, 36, .10);
  --sans: 'IBM Plex Sans', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0C0B0A; --surface: #141312; --raised: #1C1A18;
    --border: rgba(245, 243, 240, .09); --border-strong: rgba(245, 243, 240, .17);
    --text: #F5F3F0; --text-2: #A8A29B; --text-3: #6B6660;
    --accent: #B0764F; --accent-hover: #C89372; --accent-fg: #0C0B0A;
    --focus: rgba(176, 118, 79, .38);
    --crit: #C4453C; --high: #CC6B2E; --med: #B8993F;
    --high-bg: rgba(204, 107, 46, .13);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0C0B0A; --surface: #141312; --raised: #1C1A18;
  --border: rgba(245, 243, 240, .09); --border-strong: rgba(245, 243, 240, .17);
  --text: #F5F3F0; --text-2: #A8A29B; --text-3: #6B6660;
  --accent: #B0764F; --accent-hover: #C89372; --accent-fg: #0C0B0A;
  --focus: rgba(176, 118, 79, .38);
  --crit: #C4453C; --high: #CC6B2E; --med: #B8993F;
  --high-bg: rgba(204, 107, 46, .13);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
/* where the top-bar links land: the alert a little further down, Pilots at the very end of the page */
#alert { scroll-margin-top: -56px; }
#contact { scroll-margin-top: -400px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans);
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased;
  transition: background-color .25s ease, color .25s ease; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding-inline: 24px; }
.mono { font-family: var(--mono); }

/* ---------- top bar ---------- */
.topbar { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid transparent;
  transition: border-color .25s ease; }
.topbar.scrolled { border-bottom-color: var(--border); }
.topbar .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--text); }
.brand svg { width: 26px; height: 26px; color: var(--accent); flex: none; }
.wordmark { font-size: 13px; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; }
.wordmark span { color: var(--text-3); font-weight: 500; }
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { font-size: 14px; color: var(--text-2); text-decoration: none; transition: color .15s ease; }
.nav a:hover { color: var(--text); }
.tools { display: flex; align-items: center; gap: 10px; }
.iconbtn { width: 36px; height: 36px; display: grid; place-items: center; background: transparent;
  border: 1px solid var(--border-strong); border-radius: 2px; color: var(--text-2); cursor: pointer;
  transition: color .15s ease, border-color .15s ease; }
.iconbtn:hover { color: var(--text); border-color: var(--text-3); }
.iconbtn svg { width: 16px; height: 16px; }
.iconbtn .sun { display: none; }
:root[data-theme="dark"] .iconbtn .sun { display: block; }
:root[data-theme="dark"] .iconbtn .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .iconbtn .sun { display: block; }
  :root:not([data-theme="light"]) .iconbtn .moon { display: none; }
}
.btn { display: inline-flex; align-items: center; gap: 8px; font: 500 14px/1 var(--sans); text-decoration: none;
  padding: 12px 18px; border-radius: 2px; border: 1px solid var(--accent); background: var(--accent);
  color: var(--accent-fg); cursor: pointer; transition: background-color .15s ease, border-color .15s ease, transform .15s ease; }
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn.ghost:hover { border-color: var(--text-3); background: transparent; }
.btn.small { padding: 10px 14px; font-size: 13px; }

/* ---------- shared ---------- */
section { padding: 104px 0; border-top: 1px solid var(--border); }
.eyebrow { font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin: 0 0 20px; }
h1, h2, h3 { font-weight: 500; letter-spacing: -.015em; margin: 0; }
h2 { font-size: clamp(28px, 3.6vw, 40px); line-height: 1.15; max-width: 21ch; }
.lede { font-size: 18px; color: var(--text-2); max-width: 60ch; margin: 22px 0 0; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- hero ---------- */
.hero { border-top: 0; padding: 84px 0 96px; position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(38px, 5.4vw, 64px); line-height: 1.04; letter-spacing: -.028em; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { font-size: 19px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 36px; }
.stage { display: inline-flex; align-items: center; gap: 9px; font: 400 12px/1 var(--mono); color: var(--text-3); margin-top: 30px; }
.stage i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--focus); } 50% { opacity: .55; box-shadow: 0 0 0 6px transparent; } }

/* the feed: everything published, and the one line that is about you */
.feed { position: relative; height: 430px; border: 1px solid var(--border); background: var(--surface); border-radius: 2px; overflow: hidden; }
.feed::before, .feed::after { content: ""; position: absolute; left: 0; right: 0; height: 90px; z-index: 2; pointer-events: none; }
.feed::before { top: 33px; background: linear-gradient(var(--surface), transparent); }
.feed::after { bottom: 0; background: linear-gradient(transparent, var(--surface)); }
.feedhead { position: relative; z-index: 3; display: flex; justify-content: space-between; align-items: center; height: 33px; padding: 0 14px;
  border-bottom: 1px solid var(--border); background: var(--surface); font: 400 10.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); }
.feedhead b { font-weight: 500; color: var(--accent); }
.stream { animation: stream 38s linear infinite; }
.feed:hover .stream { animation-play-state: paused; }
@keyframes stream { to { transform: translateY(-50%); } }
.line { display: grid; grid-template-columns: 62px 1fr; gap: 12px; padding: 11px 14px; border-bottom: 1px solid var(--border);
  font: 400 12px/1.45 var(--mono); color: var(--text-3); }
.line time { opacity: .75; }
.line.hit { color: var(--text); background: var(--high-bg); box-shadow: inset 2px 0 0 var(--accent); }
.line.hit small { display: block; margin-top: 5px; font-size: 11px; color: var(--accent); }

/* ---------- problem ---------- */
.split { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 56px; border: 1px solid var(--border); border-radius: 2px; }
.split > div { padding: 32px 30px 34px; border-right: 1px solid var(--border); }
.split > div:last-child { border-right: 0; background: var(--surface); box-shadow: inset 0 2px 0 var(--accent); }
.split h3 { font-size: 18px; margin-bottom: 10px; }
.split p { margin: 0; color: var(--text-2); font-size: 15px; }
.tag { font: 500 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); margin-bottom: 18px; display: block; }
.split > div:last-child .tag { color: var(--accent); }

/* ---------- how it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; margin-top: 60px; counter-reset: step; }
.step { counter-increment: step; position: relative; padding-top: 26px; border-top: 1px solid var(--border-strong); }
.step::before { content: "0" counter(step); position: absolute; top: -9px; left: 0; padding-right: 12px; background: var(--bg);
  font: 500 12px/1.4 var(--mono); color: var(--accent); }
.step h3 { font-size: 20px; margin-bottom: 10px; }
.step p { margin: 0; color: var(--text-2); font-size: 15px; }
.step ul { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 6px; font: 400 12px/1.5 var(--mono); color: var(--text-3); }
.step li::before { content: "· "; color: var(--accent); }

/* ---------- anatomy of an alert ---------- */
.anatomy .wrap { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 72px; align-items: start; }
.points { list-style: none; padding: 0; margin: 34px 0 0; display: grid; gap: 20px; }
.points li { padding-left: 20px; position: relative; color: var(--text-2); font-size: 15px; }
.points li::before { content: ""; position: absolute; left: 0; top: .58em; width: 8px; height: 8px; border: 1.5px solid var(--accent); }
.points b { display: block; color: var(--text); font-weight: 500; }
.alert { border: 1px solid var(--border); background: var(--surface); border-radius: 2px; padding: 28px 30px 30px; }
.alert .meta { display: flex; gap: 8px; align-items: center; margin-bottom: 14px; }
.pill { font: 500 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; padding: 5px 7px; border-radius: 2px; }
.pill.sev { color: var(--high); background: var(--high-bg); }
.pill.st { color: var(--text-2); border: 1px solid var(--border-strong); padding: 4px 6px; }
.pill.ex { margin-left: auto; color: var(--text-3); }
.alert h3 { font-size: 21px; line-height: 1.3; }
.alert .sub { font: 400 11.5px/1 var(--mono); color: var(--text-3); margin: 10px 0 0; }
.sect { font: 500 10.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--text-3); margin: 28px 0 16px; padding-top: 22px; border-top: 1px solid var(--border); }
.chain { position: relative; display: grid; gap: 24px; padding-left: 30px; }
.chain::before { content: ""; position: absolute; left: 5px; top: 7px; bottom: 10px; width: 1.5px; background: var(--accent);
  transform-origin: top; transform: scaleY(0); transition: transform 1.5s cubic-bezier(.3, .7, .2, 1) .15s; }
.chain.in::before { transform: scaleY(1); }
.node { position: relative; opacity: 0; transform: translateX(-8px); transition: opacity .55s ease, transform .55s ease; transition-delay: var(--d, 0s); }
.chain.in .node { opacity: 1; transform: none; }
.node::before { content: ""; position: absolute; left: -30px; top: 3px; width: 11.5px; height: 11.5px; border: 1.5px solid var(--accent); background: var(--surface); }
.node.you::before { background: var(--accent); }
.nlabel { font: 500 10px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--text-3); margin-bottom: 7px; }
.nbody { font-size: 15px; color: var(--text); }
.nbody .mono { font-size: 13.5px; }
.nbody .p { color: var(--accent); }
.nbody .arr { color: var(--text-3); }
.nsrc { font: 400 11.5px/1.5 var(--mono); color: var(--text-3); margin-top: 5px; }
.conf { display: flex; align-items: center; gap: 14px; margin-top: 26px; font: 400 10.5px/1 var(--mono); color: var(--text-3); }
.conf .meter { flex: 1; height: 3px; background: var(--border); border-radius: 2px; overflow: hidden; }
.conf .meter i { display: block; height: 100%; width: 0; background: var(--accent); transition: width 1.4s cubic-bezier(.3, .7, .2, 1) 1.1s; }
.chain.in ~ .conf .meter i { width: 81%; }
.conf b { font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }
.why { list-style: none; margin: 10px 0 0; padding: 0; font-size: 12.5px; color: var(--text-3); display: grid; gap: 3px; }
.why li::before { content: "- "; }

/* ---------- what stays quiet ---------- */
.quiet { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 56px; margin-top: 52px; }
.quiet div { display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 20px 0; border-top: 1px solid var(--border); }
.quiet svg { width: 16px; height: 16px; margin-top: 4px; color: var(--text-3); }
.quiet b { font-weight: 500; display: block; }
.quiet span { color: var(--text-2); font-size: 15px; }

/* ---------- who it is for / pilots ---------- */
.cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 72px; }
.plain { list-style: none; padding: 0; margin: 30px 0 0; display: grid; gap: 14px; color: var(--text-2); font-size: 15.5px; }
.plain li { padding-left: 22px; position: relative; }
.plain li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 1.5px; background: var(--accent); }
.pilot { border: 1px solid var(--border); background: var(--surface); border-radius: 2px; padding: 34px 34px 36px; box-shadow: inset 0 2px 0 var(--accent); }
.pilot h3 { font-size: 22px; }
.pilot dl { margin: 24px 0 28px; display: grid; gap: 0; }
.pilot dl div { display: grid; grid-template-columns: 118px 1fr; gap: 14px; padding: 13px 0; border-top: 1px solid var(--border); font-size: 14.5px; }
.pilot dt { font: 400 11.5px/1.7 var(--mono); color: var(--text-3); }
.pilot dd { margin: 0; color: var(--text-2); }

/* ---------- contact + footer ---------- */
.contact { text-align: center; padding: 120px 0; }
.contact svg.mark { width: 46px; height: 46px; color: var(--accent); margin-bottom: 26px; }
.contact h2 { margin: 0 auto; max-width: 20ch; }
.contact .lede { margin-inline: auto; max-width: 54ch; }
.contact .lede + .lede { margin-top: 12px; }
.contact .cta { justify-content: center; }
.mail { font-family: var(--mono); font-size: 14px; color: var(--text-2); margin-top: 22px; }
.mail a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--border-strong); }
footer { border-top: 1px solid var(--border); padding: 11px 0 12px; font-size: 12px; color: var(--text-3); }
footer .wordmark { font-size: 11px; }
footer .brand { gap: 8px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 10px 28px; align-items: center; }
footer .sp { margin-left: auto; }
footer a { color: var(--text-2); text-decoration: none; }
footer a:hover { color: var(--text); }
.legal { max-width: 720px; padding: 72px 0 96px; }
.legal h1 { font-size: 34px; margin-bottom: 8px; }
.legal h2 { font-size: 19px; margin: 34px 0 8px; max-width: none; }
.legal p, .legal li { color: var(--text-2); font-size: 15.5px; }

/* ---------- responsive ---------- */
@media (max-width: 920px) {
  section { padding: 76px 0; }
  .hero { padding: 56px 0 72px; }
  .hero .wrap, .anatomy .wrap, .cols { grid-template-columns: 1fr; gap: 48px; }
  .split, .steps, .quiet { grid-template-columns: 1fr; }
  .split > div { border-right: 0; border-bottom: 1px solid var(--border); }
  .split > div:last-child { border-bottom: 0; }
  .feed { height: 330px; }
  .nav { display: none; }
  .tools { margin-left: auto; }
}
/* phone footer: mark, year and Privacy on the first line, the email alone on the second */
@media (max-width: 640px) {
  footer .wrap { gap: 6px 16px; }
  footer .sp { display: none; }
  footer a[href$="privacy.html"] { margin-left: auto; }
  footer a[href^="mailto:"] { order: 3; flex-basis: 100%; }
}
@media (max-width: 520px) {
  .wrap { padding-inline: 18px; }
  .topbar .btn { display: none; }
  .alert { padding: 22px 20px 24px; }
  .pilot { padding: 26px 22px 28px; }
  .pilot dl div { grid-template-columns: 1fr; gap: 2px; }
  .pill.ex { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .stream, .stage i { animation: none; }
  .reveal, .node { opacity: 1; transform: none; transition: none; }
  .chain::before { transform: none; transition: none; }
  .conf .meter i { width: 81%; transition: none; }
}