/* Evidence by Design — design system
   Editorial scientific-journal aesthetic. Hard rules (see CLAUDE.md):
   no border-radius, no gradients, no shadows at rest; single vermilion accent;
   Newsreader serif + IBM Plex Mono only. */

:root {
  --ink: #161513;
  --ink-soft: #52504b;
  --ink-faint: #8d8a83;
  --paper: #ffffff;
  --rule: #e4e2dd;
  --rule-dark: #161513;
  --accent: #d6431c;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

::selection { background: var(--accent); color: #fff; }

html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 84px; }

body {
  font-family: "Newsreader", Georgia, serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: "IBM Plex Mono", ui-monospace, monospace; }

.shell { max-width: 1200px; margin: 0 auto; padding: 0 36px; }

/* ---------- Access gate ---------- */
/* auth.js hides the page until the visitor's sign-in state is known */
html.auth-pending { visibility: hidden; }

.login-main {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 48px 20px;
}
.login-card {
  border: 1px solid var(--rule-dark);
  max-width: 460px; width: 100%;
  padding: 44px 44px 40px;
}
.login-card .kicker { margin-bottom: 24px; }
.login-title {
  font-size: clamp(1.8rem, 3.4vw, 2.3rem);
  font-weight: 500; line-height: 1.12; letter-spacing: -0.015em;
  margin-bottom: 14px; max-width: none;
}
.login-card .note { font-size: 1.04rem; color: var(--ink-soft); margin-bottom: 30px; }
.login-card .btn-primary { width: 100%; justify-content: center; }
.login-msg {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .04em; line-height: 1.6;
  color: var(--accent);
  border-top: 1px dotted var(--rule);
  padding-top: 14px; margin-top: 26px;
}
.login-foot {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .64rem; letter-spacing: .06em; color: var(--ink-faint);
  border-top: 1px solid var(--rule);
  padding-top: 14px; margin-top: 30px;
}

/* ---------- Announcement bar (optional, CMS-driven) ---------- */
.annc {
  border-bottom: 1px solid var(--rule);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; letter-spacing: .08em;
  text-align: center; padding: 8px 36px;
  color: var(--ink-soft);
}
.annc b { color: var(--accent); font-weight: 600; }

/* ---------- Header ---------- */
.topline {
  position: sticky; top: 0; z-index: 60;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-dark);
  transition: box-shadow .3s ease;
}
.topline.scrolled { box-shadow: 0 14px 28px -22px rgba(22,21,19,.4); }

nav.primary {
  display: flex; align-items: center; gap: 20px;
  padding: 13px 0;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem;
}
.brand { text-decoration: none; color: var(--ink); letter-spacing: .14em; text-transform: uppercase; font-weight: 600; white-space: nowrap; }

.nav-center { display: flex; align-items: center; gap: 24px; margin: 0 auto; }
.nav-link {
  color: var(--ink-soft); text-decoration: none; letter-spacing: .05em;
  padding-bottom: 2px; white-space: nowrap;
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 1px no-repeat;
  transition: background-size .25s ease, color .2s ease;
}
.nav-link:hover { color: var(--ink); background-size: 100% 1px; }
.nav-link .caret { font-size: .55rem; color: var(--ink-faint); }

.has-menu { position: relative; }
.has-menu::after { content: ""; position: absolute; top: 100%; left: -12px; right: -12px; height: 20px; }
.menu {
  position: absolute; top: calc(100% + 18px); left: 50%;
  transform: translate(-50%, 8px);
  background: var(--paper); border: 1px solid var(--rule-dark);
  min-width: 236px; padding: 4px 0 6px;
  opacity: 0; visibility: hidden;
  box-shadow: 0 24px 36px -26px rgba(22,21,19,.4);
  transition: opacity .2s ease, transform .2s ease, visibility 0s .2s;
}
.has-menu:hover .menu, .has-menu:focus-within .menu {
  opacity: 1; visibility: visible; transform: translate(-50%, 0);
  transition: opacity .2s ease, transform .2s ease, visibility 0s;
}
.menu-note {
  padding: 10px 18px 5px;
  font-size: .6rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint);
}
.menu a {
  display: block; padding: 8px 18px;
  font-family: "Newsreader", Georgia, serif;
  font-size: .98rem; color: var(--ink-soft); text-decoration: none;
  transition: color .15s ease, padding-left .2s ease;
}
.menu a:hover { color: var(--accent); padding-left: 24px; }

.nav-ctas { display: flex; align-items: center; gap: 20px; }
.signin {
  color: var(--ink-soft); text-decoration: none; letter-spacing: .05em;
  padding-bottom: 2px;
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 1px no-repeat;
  transition: background-size .25s ease, color .2s ease;
}
.signin:hover { color: var(--ink); background-size: 100% 1px; }
.btn-start {
  position: relative; overflow: hidden;
  flex: none;
  display: inline-flex; align-items: center;
  color: #fff; background: var(--ink); text-decoration: none;
  font-size: .68rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  padding: 10px 18px; white-space: nowrap;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}
.btn-start::before {
  content: ""; position: absolute; inset: 0; background: var(--accent);
  transform: translateX(-101%);
  transition: transform .3s cubic-bezier(.65,.05,.35,1);
}
.btn-start span { position: relative; }
.btn-start:hover::before { transform: translateX(0); }

/* Hamburger + mobile panel */
.burger {
  display: none;
  flex: none;
  width: 40px; height: 36px;
  border: 1px solid var(--rule-dark); background: var(--paper);
  cursor: pointer; position: relative; padding: 0;
}
.burger i {
  position: absolute; left: 11px; right: 11px; height: 1.5px;
  background: var(--ink); display: block;
  transition: transform .25s ease, opacity .2s ease, top .25s ease;
}
.burger i:nth-child(1) { top: 12px; }
.burger i:nth-child(2) { top: 17px; }
.burger i:nth-child(3) { top: 22px; }
body.menu-open .burger i:nth-child(1) { top: 17px; transform: rotate(45deg); }
body.menu-open .burger i:nth-child(2) { opacity: 0; }
body.menu-open .burger i:nth-child(3) { top: 17px; transform: rotate(-45deg); }

.mobile-panel {
  display: none;
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-dark);
  box-shadow: 0 34px 44px -30px rgba(22,21,19,.45);
  max-height: calc(100vh - 64px); overflow-y: auto;
}
.mp-group a.mp-link, .mp-group summary {
  display: flex; justify-content: space-between; align-items: center;
  padding: 15px 0;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .74rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
}
.mp-group summary { list-style: none; }
.mp-group summary::-webkit-details-marker { display: none; }
.mp-group summary::after { content: "+"; color: var(--ink-faint); font-size: .9rem; }
.mp-group details[open] summary::after { content: "−"; color: var(--accent); }
.sub-links { padding: 4px 0 10px; border-bottom: 1px solid var(--rule); }
.sub-links a {
  display: block; padding: 8px 0 8px 20px;
  font-family: "Newsreader", Georgia, serif;
  font-size: 1.04rem; color: var(--ink-soft); text-decoration: none;
}
.sub-links a:active, .sub-links a:hover { color: var(--accent); }
.sub-note {
  padding: 10px 0 2px 20px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .6rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint);
}
.mp-ctas { display: flex; align-items: center; gap: 24px; padding: 20px 0 24px; }
.mp-ctas .btn-primary { flex: 1; justify-content: center; }
.mp-signin {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .74rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
  border-bottom: 1px solid var(--ink); padding-bottom: 3px;
}
body.menu-open .mobile-panel { display: block; }
.mobile-panel .mp-group, .mobile-panel .mp-ctas {
  opacity: 0; transform: translateY(-8px);
}
body.menu-open .mobile-panel .mp-group { animation: mp-in .3s ease .05s forwards; }
body.menu-open .mobile-panel .mp-ctas { animation: mp-in .3s ease .15s forwards; }
@keyframes mp-in { to { opacity: 1; transform: translateY(0); } }

/* ---------- Hero (homepage) ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 58fr) minmax(0, 42fr);
  border-bottom: 1px solid var(--rule-dark);
}

.hero-copy {
  padding: 84px 64px 72px 0;
  border-right: 1px solid var(--rule);
}

.kicker {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .74rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 34px;
}
.kicker b { color: var(--accent); font-weight: 600; margin-right: 10px; }

h1 {
  font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.015em;
  margin-bottom: 26px;
  max-width: 12em;
}
h1 em, .page-title em { font-style: italic; font-weight: 400; color: var(--accent); }

.sub {
  font-size: 1.22rem;
  color: var(--ink-soft);
  max-width: 30em;
  margin-bottom: 42px;
}

.cta-row { display: flex; align-items: center; gap: 28px; margin-bottom: 58px; flex-wrap: wrap; }
.btn-primary {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: 12px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .8rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  color: #fff; background: var(--ink);
  text-decoration: none;
  padding: 16px 28px;
}
.btn-primary::before {
  content: ""; position: absolute; inset: 0;
  background: var(--accent);
  transform: translateX(-101%);
  transition: transform .3s cubic-bezier(.65,.05,.35,1);
}
.btn-primary span { position: relative; }
.btn-primary .arrow { transition: transform .3s ease; }
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover .arrow { transform: translateX(5px); }
.btn-secondary {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .8rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
  padding-bottom: 4px;
  background: linear-gradient(var(--ink), var(--ink)) left bottom / 100% 1px no-repeat;
  transition: color .2s ease, background .25s ease;
}
.btn-secondary:hover {
  color: var(--accent);
  background-image: linear-gradient(var(--accent), var(--accent));
}

/* Numbered contents list, like a journal front page */
.benefits { list-style: none; }
.benefits li {
  display: grid; grid-template-columns: 56px 128px 1fr;
  align-items: baseline; gap: 8px;
  padding: 13px 0;
  border-top: 1px solid var(--rule);
  font-size: 1.06rem; color: var(--ink-soft);
}
.benefits .no {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .74rem; color: var(--accent); font-weight: 600;
}
.benefits .label {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink);
}

/* ---------- Figures ---------- */
.hero-fig {
  padding: 84px 0 72px 56px;
  display: flex; flex-direction: column; justify-content: center;
}
.fig-caption {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .08em; color: var(--ink-faint);
  margin-bottom: 14px;
}
.fig-caption b { color: var(--ink); font-weight: 600; }

.fig { border: 1px solid var(--rule-dark); }
.fig-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 16px 18px;
  border-bottom: 1px solid var(--rule);
}
.fig-head h2, .fig-head .fig-title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em; margin: 0; }
.fig-head span {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; color: var(--ink-faint);
}

.fig-stages { border-bottom: 1px solid var(--rule); }
.stage {
  display: grid; grid-template-columns: 34px 84px 1fr auto;
  align-items: baseline; gap: 10px;
  padding: 11px 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem;
}
.stage + .stage { border-top: 1px dotted var(--rule); }
.stage .n { color: var(--ink-faint); }
.stage .name { letter-spacing: .1em; text-transform: uppercase; font-weight: 600; }
.stage .state { color: var(--ink-soft); }
.stage .mark { color: var(--ink-faint); }
.stage.done .mark { color: var(--ink); }
.stage.active .mark, .stage.active .state { color: var(--accent); }

.fig-chart { padding: 16px 18px 6px; }
.fig-chart .row {
  display: flex; justify-content: space-between;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; color: var(--ink-faint);
  margin-bottom: 6px;
}
.fig-chart svg { display: block; width: 100%; height: auto; }

.fig-foot {
  display: flex; gap: 22px; flex-wrap: wrap;
  padding: 12px 18px 16px;
  border-top: 1px solid var(--rule);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .68rem; color: var(--ink-soft);
}
.fig-foot .ok::before { content: "✓ "; color: var(--accent); }

/* ---------- Trust ---------- */
.trust { padding: 26px 0 30px; }
.trust-inner {
  display: flex; align-items: baseline; gap: 36px; flex-wrap: wrap;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}
.trust-lede { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.trust-names { display: flex; gap: 36px; flex-wrap: wrap; margin-left: auto; }
.trust-names span {
  font-family: "Newsreader", Georgia, serif;
  font-size: 1.02rem; font-weight: 600; color: var(--ink-faint);
  white-space: nowrap;
}
.trust-proof {
  font-family: "Newsreader", Georgia, serif;
  font-style: italic; font-size: .95rem; color: var(--ink-soft);
  padding-top: 18px; margin-top: 22px;
  border-top: 1px solid var(--rule);
}

/* ---------- Section grammar ---------- */
.sect { border-top: 1px solid var(--rule-dark); padding: 76px 0 84px; }
.sect-head { max-width: 46em; margin-bottom: 54px; }
.sect-head .kicker { margin-bottom: 22px; }
h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  font-weight: 500; line-height: 1.12; letter-spacing: -0.01em;
  margin-bottom: 18px;
}
h2 em { font-style: italic; font-weight: 400; color: var(--accent); }
.lede { font-size: 1.14rem; color: var(--ink-soft); }

.link-more {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
  padding-bottom: 3px;
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 1px no-repeat;
  transition: background-size .25s ease, color .2s ease;
}
.link-more:hover { color: var(--accent); background-size: 100% 1px; }

/* Solutions overview */
.sol-note {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .64rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint);
  border-top: 1px solid var(--rule-dark);
  padding: 12px 0 0; margin-top: 34px;
}
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: 44px; }
.sol-cell {
  border-top: 1px solid var(--rule);
  margin-top: 22px; padding-top: 18px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 10px;
}
.sol-grid .sol-cell:nth-child(-n+3) { border-top: none; margin-top: 16px; padding-top: 0; }
.sol-cell h3 { font-size: 1.34rem; font-weight: 600; letter-spacing: -0.01em; }
.sol-cell p { font-size: 1rem; color: var(--ink-soft); flex: 1; }

/* Pillars */
.pillar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 72px; align-items: center;
  border-top: 1px solid var(--rule);
  padding: 60px 0;
}
.pillar:first-of-type { border-top: none; padding-top: 8px; }
.pillar:last-of-type { padding-bottom: 8px; }
.p-kicker {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-soft); margin-bottom: 18px;
}
.p-kicker b { color: var(--accent); font-weight: 600; margin-right: 8px; }
.pillar h3 { font-size: clamp(1.5rem, 2.4vw, 1.95rem); font-weight: 500; letter-spacing: -0.01em; margin-bottom: 14px; }
.pillar h3 em { font-style: italic; font-weight: 400; }
.pillar > div > p { font-size: 1.08rem; color: var(--ink-soft); margin-bottom: 24px; max-width: 30em; }
.p-feats { list-style: none; margin-bottom: 26px; }
.p-feats li {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .74rem; letter-spacing: .04em;
  color: var(--ink-soft);
  padding: 8px 0;
  border-top: 1px dotted var(--rule);
}
.p-feats li::before { content: "+ "; color: var(--accent); font-weight: 600; }

/* Pillar figures */
.pfig .fig-caption { margin-bottom: 12px; }
.pfig .fig { background: var(--paper); }
.fig-row {
  display: grid; grid-template-columns: 1fr auto auto;
  gap: 14px; align-items: baseline;
  padding: 11px 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem;
}
.fig-row + .fig-row { border-top: 1px dotted var(--rule); }
.fig-row .k { color: var(--ink); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.fig-row .v { color: var(--ink-soft); }
.fig-row .m { color: var(--ink-faint); }
.fig-row.done .m { color: var(--ink); }
.fig-row.live .m, .fig-row.live .v { color: var(--accent); }

table.jtab { width: 100%; border-collapse: collapse; }
.jtab caption {
  text-align: left; padding: 12px 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; color: var(--ink-faint); letter-spacing: .06em;
  border-bottom: 1px solid var(--rule);
}
.jtab th {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .62rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-faint); text-align: left;
  padding: 10px 18px 8px;
  border-bottom: 1px solid var(--rule-dark);
}
.jtab td {
  font-size: .95rem; color: var(--ink-soft);
  padding: 10px 18px;
}
.jtab tr + tr td { border-top: 1px dotted var(--rule); }
.jtab td:first-child { color: var(--ink); }
.jtab .sig { color: var(--accent); font-weight: 600; }
.jtab tfoot td {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .62rem; color: var(--ink-faint);
  border-top: 1px solid var(--rule);
}

.ms { padding: 20px 22px; }
.ms-file {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; color: var(--ink-faint);
  padding-bottom: 12px; margin-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  display: flex; justify-content: space-between;
}
.ms-title { font-size: 1.06rem; font-weight: 600; line-height: 1.3; margin-bottom: 14px; }
.ms-line { height: 7px; background: var(--rule); margin-bottom: 9px; }
.ms-mark {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .68rem; color: var(--accent);
  margin: 12px 0;
}
.ms-foot {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .64rem; color: var(--ink-faint);
  padding-top: 12px; margin-top: 16px;
  border-top: 1px solid var(--rule);
}

/* Products strip */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.prod-cell {
  border-left: 1px solid var(--rule);
  padding: 6px 0 4px 28px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 10px;
}
.prod-cell:first-child { border-left: none; padding-left: 0; }
.prod-cell .pn {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; color: var(--ink-faint); letter-spacing: .12em;
}
.prod-cell h3 { font-size: 1.28rem; font-weight: 600; letter-spacing: -0.01em; }
.prod-cell p:not(.pn) { font-size: .98rem; color: var(--ink-soft); flex: 1; }

/* Academy / Community */
.duo { display: grid; grid-template-columns: 1fr 1fr; }
.duo-cell { padding-right: 64px; }
.duo-cell + .duo-cell { border-left: 1px solid var(--rule); padding-right: 0; padding-left: 64px; }
.duo-cell h3 { font-size: clamp(1.5rem, 2.2vw, 1.85rem); font-weight: 500; margin-bottom: 14px; }
.duo-cell h3 em { font-style: italic; font-weight: 400; }
.duo-cell p { font-size: 1.06rem; color: var(--ink-soft); margin-bottom: 24px; max-width: 28em; }
.duo-cell .kicker { margin-bottom: 20px; }

/* Closing band */
.closing { border-top: 1px solid var(--rule-dark); padding: 92px 0; text-align: center; }
.closing p.big {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-style: italic; font-weight: 400; line-height: 1.2;
  max-width: 22em; margin: 0 auto 34px;
}
.closing .cta-row { justify-content: center; margin-bottom: 0; }

/* ---------- Subpages ---------- */
.crumbs {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-faint);
  padding: 26px 0 0;
}
.crumbs a {
  color: var(--ink-soft); text-decoration: none;
  padding-bottom: 2px;
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 1px no-repeat;
  transition: background-size .25s ease, color .2s ease;
}
.crumbs a:hover { color: var(--ink); background-size: 100% 1px; }
.crumbs .sep { margin: 0 9px; color: var(--ink-faint); }
.crumbs [aria-current] { color: var(--ink); }

.page-head { padding: 44px 0 46px; border-bottom: 1px solid var(--rule-dark); }
.page-head .kicker { margin-bottom: 26px; }
.page-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 500; line-height: 1.08; letter-spacing: -0.02em;
  max-width: 15em; margin-bottom: 0;
}
.page-head .lede { margin-top: 20px; max-width: 34em; font-size: 1.18rem; }

.page-body { max-width: 46em; padding: 14px 0 64px; }
.page-body h2 {
  font-size: clamp(1.4rem, 2vw, 1.7rem);
  font-weight: 600; letter-spacing: -0.01em;
  margin: 46px 0 14px;
}
.page-body h2::before { content: "§ "; color: var(--accent); font-weight: 400; }
.page-body p { font-size: 1.08rem; color: var(--ink-soft); margin-bottom: 16px; }
.page-body ul { list-style: none; margin: 6px 0 20px; }
.page-body li {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .76rem; letter-spacing: .04em;
  color: var(--ink-soft);
  padding: 9px 0;
  border-top: 1px dotted var(--rule);
}
.page-body li:last-child { border-bottom: 1px dotted var(--rule); }
.page-body li::before { content: "+ "; color: var(--accent); font-weight: 600; }
.page-body em { font-style: italic; }

.page-closing { margin-top: 24px; }

/* Pricing tiers */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule-dark); margin: 10px 0 40px; }
.tier {
  position: relative;
  border-left: 1px solid var(--rule);
  padding: 34px 30px 38px;
  display: flex; flex-direction: column;
}
.tier:first-child { border-left: none; padding-left: 0; }
.tier.featured::before {
  content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 2px;
  background: var(--accent);
}
.tier .tag {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 12px;
}
.tier h3 { font-size: 1.4rem; font-weight: 600; margin-bottom: 4px; }
.tier .price { font-size: 2.2rem; font-weight: 500; letter-spacing: -0.01em; }
.tier .price small {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .66rem; font-weight: 400; color: var(--ink-faint); letter-spacing: .06em;
}
.tier .tdesc { font-size: 1rem; color: var(--ink-soft); margin: 12px 0 18px; }
.tier ul { list-style: none; flex: 1; margin-bottom: 26px; }
.tier li {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .04em; color: var(--ink-soft);
  padding: 8px 0;
  border-top: 1px dotted var(--rule);
}
.tier li::before { content: "+ "; color: var(--accent); font-weight: 600; }
.tier .btn-primary { justify-content: center; }

/* ---------- Footer ---------- */
footer.site { border-top: 1px solid var(--rule-dark); margin-top: 40px; }
.foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) repeat(3, minmax(0, 3fr));
  gap: 48px;
  padding: 56px 0 64px;
}
.foot-brand .fb-mark {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .82rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  margin-bottom: 14px;
}
.foot-brand .fb-tag { font-style: italic; font-size: 1.06rem; margin-bottom: 12px; }
.foot-brand p { font-size: .96rem; color: var(--ink-soft); max-width: 22em; }
.foot-col h4 {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .64rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint);
  padding-bottom: 10px; margin-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}
.foot-col a {
  display: block;
  font-size: .96rem; color: var(--ink-soft); text-decoration: none;
  padding: 5px 0;
  transition: color .15s ease;
}
.foot-col a:hover { color: var(--accent); }
.foot-bar {
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border-top: 1px solid var(--rule);
  padding: 18px 0 22px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .64rem; letter-spacing: .06em; color: var(--ink-faint);
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav-center { gap: 18px; }
  .signin { display: none; }
}
@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { border-right: none; padding: 56px 0 48px; border-bottom: 1px solid var(--rule); }
  .hero-fig { padding: 48px 0 56px; }
  .nav-center, .nav-ctas .signin { display: none; }
  nav.primary { justify-content: space-between; }
  .burger { display: block; }
  .trust-names { margin-left: 0; }
  .sol-grid { grid-template-columns: 1fr; }
  .sol-grid .sol-cell:nth-child(-n+3) { border-top: 1px solid var(--rule); margin-top: 22px; padding-top: 18px; }
  .sol-grid .sol-cell:first-child { border-top: none; margin-top: 16px; padding-top: 0; }
  .pillar { grid-template-columns: 1fr; gap: 40px; }
  .prod-grid { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .prod-cell:nth-child(odd) { border-left: none; padding-left: 0; }
  .prod-cell:nth-child(even) { padding-left: 28px; }
  .duo { grid-template-columns: 1fr; }
  .duo-cell { padding-right: 0; }
  .duo-cell + .duo-cell {
    border-left: none; padding-left: 0;
    border-top: 1px solid var(--rule);
    margin-top: 48px; padding-top: 48px;
  }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .tiers { grid-template-columns: 1fr; }
  .tier { border-left: none; padding-left: 0; border-top: 1px solid var(--rule); }
  .tier:first-child { border-top: none; }
}
@media (max-width: 560px) {
  .prod-grid { grid-template-columns: 1fr; }
  .prod-cell:nth-child(even) { padding-left: 0; }
  .foot-grid { grid-template-columns: 1fr; gap: 36px; }
  .shell { padding: 0 20px; }
  nav.primary { gap: 12px; }
  .brand { font-size: .68rem; letter-spacing: .1em; }
  .btn-start { font-size: .6rem; letter-spacing: .08em; padding: 9px 12px; }
}