/* Archnemix — editorial paper aesthetic. Warm paper, ink, one rust accent.
   No gradients-as-decoration, no glass, no neon. */

/* Self-hosted fonts (SIL OFL 1.1; license texts in ./fonts/). The site
   makes no third-party font requests: Fraunces Variable (opsz+wght) and
   IBM Plex Mono 400/500, latin + latin-ext subsets, WOFF2 only. */
@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("./fonts/fraunces-latin-standard-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("./fonts/fraunces-latin-ext-standard-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "Fraunces";
  font-style: italic;
  font-display: swap;
  font-weight: 100 900;
  src: url("./fonts/fraunces-latin-standard-italic.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "Fraunces";
  font-style: italic;
  font-display: swap;
  font-weight: 100 900;
  src: url("./fonts/fraunces-latin-ext-standard-italic.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("./fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("./fonts/ibm-plex-mono-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url("./fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url("./fonts/ibm-plex-mono-latin-ext-500-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

:root {
  --paper: #f3ede1;
  --paper-2: #ece3d0;
  --ink: #191612;
  --ink-soft: #4a453a;
  --rust: #b13a22;
  --hairline: #d5c9ae;
  --dark: #1a1712;
  --dark-ink: #ece3d0;
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
/* paper grain */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.08 0 0 0 0 0.04 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 1;
}
main, .masthead, .footer { position: relative; z-index: 2; }

.mono { font-family: var(--mono); font-size: .92em; }
a { color: var(--rust); text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--rust); outline-offset: 3px; }
::selection { background: var(--rust); color: var(--paper); }

/* ---------- masthead ---------- */
.masthead { border-bottom: 3px double var(--ink); }
.masthead-inner {
  max-width: 1160px; margin: 0 auto; padding: 18px 24px 14px;
  display: flex; align-items: baseline; gap: 28px; flex-wrap: wrap;
}
.wordmark {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--serif); font-weight: 900; font-size: 26px;
  letter-spacing: .04em; color: var(--ink); text-decoration: none;
  text-transform: uppercase;
}
.wordmark .mark { width: 24px; height: 24px; }
.wordmark-small { font-size: 18px; }
.masthead-meta {
  margin: 0; font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-soft);
}
.masthead-nav { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }
.masthead-nav a {
  color: var(--ink); text-decoration: none; font-size: 14px;
  letter-spacing: .06em; text-transform: uppercase; font-weight: 600;
}
.masthead-nav a:hover { color: var(--rust); }
.masthead-nav .nav-gh { color: var(--rust); }

/* ---------- hero ---------- */
.hero { max-width: 1160px; margin: 0 auto; padding: 54px 24px 30px; text-align: center; }
.kicker {
  font-size: 13px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--rust); font-weight: 700; margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--serif); font-weight: 900; line-height: 1.02;
  font-size: clamp(44px, 8.2vw, 96px); margin: 0 0 22px; letter-spacing: -.01em;
}
.hero h1 em { font-style: italic; color: var(--rust); }
.lede {
  max-width: 720px; margin: 0 auto 40px; font-size: 19px; color: var(--ink-soft);
}

.stage { margin: 0 auto; max-width: 980px; text-align: left; }
.stage-frame {
  position: relative;
  border: 1px solid var(--ink);
  outline: 4px solid var(--paper-2);
  outline-offset: -10px;
  background: #101410;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  box-shadow: 0 24px 50px -28px rgba(25, 22, 18, .55);
}
.stage-frame canvas { display: block; width: 100%; height: 100%; cursor: pointer; }
.stage-fallback {
  position: absolute; inset: 0; display: grid; place-items: center;
  padding: 32px; color: var(--dark-ink); text-align: center;
}
.stage-fallback[hidden] { display: none; }
.stage-tag {
  position: absolute; top: 14px; left: 14px;
  background: var(--paper); color: var(--ink);
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  padding: 5px 10px; border: 1px solid var(--ink);
}
.stage-controls {
  display: flex; gap: 22px; align-items: flex-start; flex-wrap: wrap;
  padding-top: 16px;
}
.stage-buttons { display: flex; gap: 10px; }
.stage-caption { margin: 0; flex: 1 1 320px; color: var(--ink-soft); font-size: 15px; }

.btn {
  font: inherit; font-size: 14px; font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; cursor: pointer;
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--ink); padding: 10px 18px;
  text-decoration: none; display: inline-block;
  transition: background .15s ease, color .15s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn.is-active { background: var(--rust); border-color: var(--rust); color: var(--paper); }
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--rust); border-color: var(--rust); }
.btn-small { padding: 7px 14px; font-size: 12.5px; }

.install-row {
  margin: 44px auto 6px; display: flex; gap: 14px; align-items: center;
  justify-content: center; flex-wrap: wrap;
}
.install {
  background: var(--dark); color: var(--dark-ink);
  padding: 10px 16px; font-size: 14.5px; border: 1px solid var(--ink);
}
.install-note { font-size: 13.5px; color: var(--ink-soft); }

/* ---------- bands ---------- */
.band {
  max-width: 1160px; margin: 0 auto; padding: 64px 24px;
  border-top: 1px solid var(--hairline);
}
.band-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: 34px; }
.band-no {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: 30px; color: var(--rust);
}
.band-head h2 {
  font-family: var(--serif); font-weight: 600; margin: 0;
  font-size: clamp(28px, 4vw, 42px); line-height: 1.12;
}
.band h3 { font-family: var(--serif); font-size: 21px; margin: 0 0 8px; }
.band p { margin: 0 0 14px; }
.band-intro { max-width: 720px; }

.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 30px; }
.steps li { display: flex; gap: 22px; }
.step-no {
  font-family: var(--serif); font-style: italic; font-size: 30px; color: var(--rust);
  line-height: 1; padding-top: 4px; min-width: 44px;
}

.table-wrap { overflow-x: auto; }
table.layers { width: 100%; border-collapse: collapse; font-size: 15.5px; }
table.layers th, table.layers td {
  text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--hairline);
  vertical-align: top;
}
table.layers thead th {
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  border-bottom: 2px solid var(--ink);
}
table.layers td:first-child { font-weight: 700; white-space: nowrap; }
table.layers td:last-child { color: var(--ink-soft); white-space: nowrap; }

/* ---------- dark band ---------- */
.band-dark {
  max-width: none; background: var(--dark); color: var(--dark-ink);
  border-top: 3px double var(--ink);
}
.band-dark > * { max-width: 1160px; margin-left: auto; margin-right: auto; }
.band-dark .band-head h2 { color: var(--dark-ink); }
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
  padding: 0 0 38px; margin-top: 6px;
}
.stat { border-top: 2px solid var(--rust); padding-top: 14px; }
.stat-n { font-family: var(--serif); font-weight: 900; font-size: 54px; line-height: 1; display: block; }
.stat-of { font-size: 26px; color: var(--rust); font-weight: 500; }
.stat-l { font-size: 14.5px; color: #bdb29a; display: block; margin-top: 8px; line-height: 1.5; }
.honest { border: 1px solid #4a4234; padding: 26px 30px; }
.honest h3 { color: var(--dark-ink); margin-top: 0; }
.honest p { margin: 0; color: #cfc4ab; }

/* ---------- code ---------- */
.code {
  background: var(--dark); color: var(--dark-ink);
  padding: 20px 22px; font-size: 13.5px; line-height: 1.65;
  overflow-x: auto; border: 1px solid var(--ink); margin: 10px 0 14px;
  white-space: pre;
}
.fineprint { font-size: 14.5px; color: var(--ink-soft); }
.license-lede { font-size: 19px; }
.cta-row { margin-top: 26px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- footer ---------- */
.footer { border-top: 3px double var(--ink); margin-top: 10px; }
.footer-inner {
  max-width: 1160px; margin: 0 auto; padding: 26px 24px 40px;
  display: flex; gap: 20px; align-items: baseline; flex-wrap: wrap;
}
.footer p { margin: 0; font-size: 14px; color: var(--ink-soft); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .cols-3, .stats { grid-template-columns: 1fr 1fr; }
  .cols-2 { grid-template-columns: 1fr; }
  .masthead-nav { margin-left: 0; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cols-3, .stats { grid-template-columns: 1fr; }
  .hero { padding-top: 38px; }
  .band { padding: 48px 18px; }
  table.layers td:first-child, table.layers td:last-child { white-space: normal; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---------- multi-page nav ---------- */
.masthead-nav a[aria-current="page"] { color: var(--rust); border-bottom: 2px solid var(--rust); padding-bottom: 2px; }

/* ---------- hero extras ---------- */
.stage-tools { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; margin-top: 14px; }
.stage-readout {
  font-family: var(--mono); font-size: 13px; color: var(--ink-soft);
  border: 1px dashed var(--hairline); padding: 6px 12px; min-height: 34px;
  display: inline-flex; align-items: center;
}
.stage-frame canvas { cursor: grab; touch-action: pan-y; }
.stage-frame canvas:active { cursor: grabbing; }
.seg { display: inline-flex; border: 1.5px solid var(--ink); }
.seg button {
  font: inherit; font-size: 13px; font-weight: 700; padding: 7px 12px;
  background: transparent; border: 0; border-right: 1.5px solid var(--ink);
  cursor: pointer; color: var(--ink);
}
.seg button:last-child { border-right: 0; }
.seg button.is-active { background: var(--ink); color: var(--paper); }
.stage-tools .tools-label { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; color: var(--ink-soft); }

/* ---------- technical page layout ---------- */
.tech-layout { max-width: 1160px; margin: 0 auto; padding: 40px 24px 20px; display: grid; grid-template-columns: 250px 1fr; gap: 44px; align-items: start; }
.tech-index { position: sticky; top: 20px; }
.tech-index h2 { font-size: 12.5px; letter-spacing: .16em; text-transform: uppercase; margin: 0 0 10px; color: var(--ink-soft); }
.tech-index ol { list-style: none; margin: 0 0 18px; padding: 0; counter-reset: none; }
.tech-index li { margin: 0; }
.tech-index a {
  display: block; padding: 5px 8px; color: var(--ink); text-decoration: none;
  font-size: 13.5px; line-height: 1.35; border-left: 2px solid var(--hairline);
}
.tech-index a:hover { color: var(--rust); }
.tech-index a.is-current { border-left-color: var(--rust); color: var(--rust); font-weight: 700; }
.tech-index .idx-group { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--rust); font-weight: 700; padding: 12px 8px 2px; }
.tech-toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin: 0 0 26px; }
.tech-search {
  font: inherit; font-size: 14.5px; padding: 9px 12px; flex: 1 1 220px;
  border: 1.5px solid var(--ink); background: #fffdf7; color: var(--ink);
}
.chip {
  font: inherit; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  border: 1.5px solid var(--ink); background: transparent; color: var(--ink);
  padding: 6px 11px; cursor: pointer;
}
.chip.is-active { background: var(--rust); border-color: var(--rust); color: var(--paper); }
.chip.static { cursor: default; border-color: var(--hairline); color: var(--ink-soft); }
.tech-count { font-size: 13px; color: var(--ink-soft); }

/* ---------- decision cards ---------- */
.decision {
  border: 1px solid var(--ink); background: #fffdf7;
  margin: 0 0 26px; box-shadow: 5px 5px 0 rgba(25, 22, 18, .12);
}
.decision[hidden] { display: none; }
.decision-head { display: flex; gap: 14px; align-items: flex-start; padding: 18px 20px 0; }
.decision-no { font-family: var(--serif); font-style: italic; font-size: 26px; color: var(--rust); line-height: 1; padding-top: 3px; min-width: 58px; }
.decision-title { font-family: var(--serif); font-size: 23px; font-weight: 600; margin: 0; line-height: 1.2; }
.decision-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.decision-toggle {
  margin-left: auto; flex: none; font: inherit; font-size: 12.5px; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase; background: transparent;
  border: 1.5px solid var(--ink); padding: 6px 11px; cursor: pointer; color: var(--ink);
}
.decision-toggle:hover { background: var(--ink); color: var(--paper); }
.decision-lede { padding: 10px 20px 0 92px; color: var(--ink-soft); margin: 0; }
.decision-body { padding: 16px 20px 20px 92px; }
.decision-body[hidden] { display: none; }
.decision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 30px; }
.decision-grid h4, .decision-body h4 {
  font-size: 11.5px; letter-spacing: .15em; text-transform: uppercase; margin: 16px 0 6px; color: var(--rust);
}
.decision-body p { margin: 0 0 10px; font-size: 15.5px; }
.decision-body ul { margin: 0 0 10px; padding-left: 20px; font-size: 15.5px; }
.decision-body li { margin-bottom: 4px; }
.evidence { border-top: 1px solid var(--hairline); margin-top: 14px; padding-top: 4px; }
.evidence p { font-size: 14px; color: var(--ink-soft); }
.group-head { display: flex; align-items: baseline; gap: 14px; margin: 44px 0 20px; }
.group-head h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(24px, 3.4vw, 34px); margin: 0; }
.group-head .band-no { font-size: 24px; }

/* ---------- widgets ---------- */
.widget {
  border: 1.5px solid var(--ink); background: var(--paper-2);
  padding: 16px 18px; margin: 16px 0 6px;
}
.widget h4 { color: var(--ink) !important; margin-top: 0 !important; }
.widget .w-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; margin: 10px 0; }
.widget label { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; font-weight: 700; color: var(--ink-soft); display: grid; gap: 5px; }
.widget input[type="text"], .widget input[type="number"], .widget textarea, .widget select {
  font: inherit; font-size: 14px; padding: 8px 10px; border: 1.5px solid var(--ink);
  background: #fffdf7; color: var(--ink); text-transform: none; letter-spacing: normal;
}
.widget textarea { font-family: var(--mono); font-size: 12.5px; width: 100%; min-height: 92px; }
.widget input[type="range"] { accent-color: var(--rust); width: 170px; }
.widget canvas { display: block; width: 100%; height: auto; background: #fffdf7; border: 1px solid var(--hairline); }
.widget .w-out { font-family: var(--mono); font-size: 13px; background: var(--dark); color: var(--dark-ink); padding: 10px 14px; margin: 10px 0 0; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.widget .w-note { font-size: 13.5px; color: var(--ink-soft); margin: 8px 0 0; }
.widget .w-verdict { font-weight: 700; }
.widget .ok { color: #1d6b38; }
.widget .bad { color: var(--rust); }
.w-btn {
  font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  border: 1.5px solid var(--ink); background: var(--ink); color: var(--paper); padding: 8px 14px; cursor: pointer;
}
.w-btn.ghost { background: transparent; color: var(--ink); }
.w-btn:hover { background: var(--rust); border-color: var(--rust); color: var(--paper); }

/* ---------- threat matrix ---------- */
.attacker-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 22px; }
.attacker {
  text-align: left; font: inherit; background: #fffdf7; color: var(--ink);
  border: 1.5px solid var(--ink); padding: 16px 18px; cursor: pointer;
}
.attacker:hover { border-color: var(--rust); }
.attacker.is-active { background: var(--ink); color: var(--paper); }
.attacker.is-active .attacker-sub { color: #cfc4ab; }
.attacker h3 { margin: 0 0 6px; font-size: 18px; }
.attacker-sub { font-size: 13.5px; color: var(--ink-soft); margin: 0; }
.attacker-detail { border: 1px solid var(--ink); background: #fffdf7; padding: 22px 26px; box-shadow: 5px 5px 0 rgba(25,22,18,.12); }
.attacker-detail h3 { margin-top: 0; }
.layer-pills { display: flex; gap: 7px; flex-wrap: wrap; margin: 10px 0 14px; }
.pill { font-size: 12px; font-weight: 700; letter-spacing: .04em; border: 1.5px solid var(--ink); padding: 4px 9px; }
.pill.on { background: var(--rust); border-color: var(--rust); color: var(--paper); }
.pill.off { color: var(--ink-soft); border-color: var(--hairline); text-decoration: line-through; }
.verdict-line { border-left: 4px solid var(--rust); padding-left: 14px; }

.page-intro { max-width: 1160px; margin: 0 auto; padding: 48px 24px 6px; }
.page-intro h1 { font-family: var(--serif); font-weight: 900; font-size: clamp(36px, 6vw, 64px); line-height: 1.05; margin: 0 0 14px; }
.page-intro .lede2 { max-width: 760px; font-size: 18px; color: var(--ink-soft); margin: 0; }
.simple-band { max-width: 1160px; margin: 0 auto; padding: 34px 24px 54px; }

/* ---------- delivery flowchart (Technical page) ---------- */
.flow-band { max-width: 1160px; margin: 0 auto; padding: 44px 24px 10px; }
.flow-band .band-head { margin-bottom: 18px; }
.no-demo-note {
  border: 1.5px solid var(--rust); background: #fffdf7;
  padding: 16px 20px; margin: 22px 0 26px;
}
.no-demo-note > strong { color: var(--rust); font-size: 16px; letter-spacing: .02em; }
.no-demo-note p { margin: 8px 0 0; font-size: 15px; color: var(--ink-soft); }
.flow-widget { margin: 0 0 28px; }
.flow-controls { display: flex; gap: 18px 28px; flex-wrap: wrap; margin: 16px 0 6px; }
.flow-control-group { display: grid; gap: 6px; }
.flow-label { font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--ink-soft); }
.flow-seg { flex-wrap: wrap; }
.flow-server-options { margin-top: 14px; }
.flow-toggle-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.flow-toggle {
  font: inherit; text-align: left; cursor: pointer;
  border: 1.5px solid var(--hairline); background: transparent; color: var(--ink);
  padding: 7px 11px; display: grid; gap: 1px;
}
.flow-toggle .mono { font-size: 13px; font-weight: 700; }
.flow-toggle small { font-size: 11.5px; color: var(--ink-soft); }
.flow-toggle.is-active { border-color: var(--ink); background: #fffdf7; box-shadow: inset 0 0 0 1px var(--ink); }
.flow-toggle.is-active .mono::before { content: "● "; color: var(--rust); font-size: 9px; vertical-align: 2px; }
.flow-toggle:hover { border-color: var(--rust); }
.flow-transport { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 16px 0 12px; }
.flow-progress { font-family: var(--mono); font-size: 12.5px; color: var(--ink-soft); }
#flowCanvas { display: block; width: 100%; height: auto; background: #fffdf7; border: 1px solid var(--hairline); }
.flow-caption { margin: 14px 0 0; max-width: 820px; }
.flow-caption-kicker { font-size: 11.5px; letter-spacing: .18em; font-weight: 700; color: var(--rust); }
.flow-caption h4 { margin: 3px 0 4px; font-size: 19px; }
.flow-caption p { margin: 0; font-size: 15px; color: var(--ink-soft); }
.flow-mode-card { border-top: 1px solid var(--hairline); margin-top: 18px; padding-top: 12px; }
.flow-mode-card p { font-size: 15px; margin: 4px 0 10px; }
.flow-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px 22px; margin: 0; }
.flow-facts dt { font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; color: var(--rust); }
.flow-facts dd { margin: 2px 0 0; font-size: 13.5px; color: var(--ink); }
.flow-steps { list-style: none; margin: 22px 0 6px; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.flow-steps li { margin: 0; }
.flow-step {
  width: 100%; height: 100%; text-align: left; font: inherit; cursor: pointer;
  display: flex; gap: 12px; align-items: flex-start;
  border: 1.5px solid var(--hairline); background: transparent; color: var(--ink);
  padding: 10px 12px;
}
.flow-step:hover { border-color: var(--rust); }
.flow-step.is-current { border-color: var(--ink); background: #fffdf7; box-shadow: 4px 4px 0 rgba(25, 22, 18, .12); }
.flow-step-no { font-family: var(--serif); font-style: italic; font-size: 20px; color: var(--rust); line-height: 1.15; min-width: 30px; }
.flow-step strong { display: block; font-size: 14.5px; }
.flow-step small { display: block; font-size: 12.5px; color: var(--ink-soft); margin-top: 2px; line-height: 1.45; }
.flow-presets { margin: 4px 0 34px; }
.flow-presets h3 { font-family: var(--serif); font-size: 23px; font-weight: 600; margin: 0 0 6px; }
.flow-presets p { font-size: 15px; color: var(--ink-soft); margin: 0 0 12px; max-width: 760px; }
.flow-presets table.layers td:last-child { white-space: normal; }
.flow-index-link { margin: 0 0 18px; }
.flow-index-link a { font-weight: 700; }

@media (max-width: 980px) {
  .tech-layout { grid-template-columns: 1fr; }
  .tech-index { position: static; }
  .decision-lede, .decision-body { padding-left: 20px; }
  .decision-no { min-width: 44px; }
  .attacker-grid { grid-template-columns: 1fr 1fr; }
  .flow-facts { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .decision-grid { grid-template-columns: 1fr; }
  .attacker-grid { grid-template-columns: 1fr; }
  .decision-head { flex-wrap: wrap; }
  .flow-band { padding: 36px 18px 6px; }
  .flow-steps, .flow-facts { grid-template-columns: 1fr; }
  .flow-toggle { flex: 1 1 152px; }
  .flow-caption h4 { font-size: 17px; }
}

/* ---------- docs page (readable long-form) ---------- */
.hero-doc { padding-bottom: 6px; }
.doc-layout { padding-top: 26px; }
.doc { min-width: 0; }
.doc h2 {
  font-family: var(--serif); font-weight: 600; font-size: 30px; line-height: 1.15;
  margin: 52px 0 14px; padding-top: 26px; border-top: 1px solid var(--hairline);
  scroll-margin-top: 18px;
}
.doc > h2:first-child { margin-top: 4px; padding-top: 0; border-top: 0; }
.doc h3 {
  font-family: var(--serif); font-weight: 600; font-size: 20px;
  margin: 26px 0 6px; scroll-margin-top: 18px;
}
.doc p { margin: 0 0 14px; max-width: 70ch; text-wrap: pretty; }
.doc .code { max-width: none; }
.doc code {
  font-family: var(--mono); font-size: .88em;
  background: var(--paper-2); padding: 1px 5px; border-radius: 3px;
}
.doc pre code { background: transparent; padding: 0; }
.doc table.layers td { white-space: normal; }
.doc table.layers td:first-child { white-space: normal; font-weight: 400; }
.doc table.layers td:first-child code { font-weight: 500; }
.doc table.layers td:last-child { color: var(--ink); white-space: normal; }
.doc-list { margin: 0 0 16px; padding-left: 22px; max-width: 70ch; }
.doc-list li { margin-bottom: 8px; text-wrap: pretty; }
.callout {
  border: 1px solid var(--ink); border-left: 4px solid var(--rust);
  background: #fffdf7; padding: 16px 20px; margin: 18px 0 20px;
  box-shadow: 4px 4px 0 rgba(25, 22, 18, .10);
}
.callout p:last-child { margin-bottom: 0; }
.doc-index-note { font-size: 13px; color: var(--ink-soft); line-height: 1.55; margin: 14px 0 0; }
.doc-index-note a {
  display: inline; padding: 0; border-left: 0;
  font-size: inherit; line-height: inherit; color: var(--rust);
  text-decoration: underline;
}
.docnav {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: 44px; padding-top: 20px; border-top: 3px double var(--ink);
}
.docnav a {
  font-weight: 700; font-size: 14px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
}
.docnav a:hover { color: var(--rust); }
.doc-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 8px; }
.doc-card {
  display: block; border: 1px solid var(--ink); background: #fffdf7;
  padding: 18px 20px; text-decoration: none; color: var(--ink);
  box-shadow: 4px 4px 0 rgba(25, 22, 18, .10);
}
.doc-card:hover { border-color: var(--rust); }
.doc-card h3 { font-family: var(--serif); font-size: 19px; margin: 0 0 6px; }
.doc-card:hover h3 { color: var(--rust); }
.doc-card p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
@media (max-width: 900px) {
  .doc-cards { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .doc h2 { font-size: 25px; margin-top: 40px; }
}