/* HumanwareOS — humanwareos.com
   Direction C: the site as a system spec sheet.
   One stylesheet, no build step. Tokens first, then layout. */

:root {
  --bg: #0c0d0f;
  --panel: #131518;
  --panel2: #181b1f;
  --ink: #eceef0;
  --dim: #9298a1;
  --line: #242931;
  --fire: #f0742e;   /* work */
  --ocean: #3ba3c4;  /* life */
  --ocean-soft: #7fc4da;

  --sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --wrap: 1180px;
  --gut: clamp(20px, 5vw, 44px);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 20;
  padding: 12px 16px; background: var(--ocean); color: #06222c; font-weight: 600;
}
.skip:focus { left: 0; }

:focus-visible { outline: 2px solid var(--ocean); outline-offset: 3px; border-radius: 3px; }

/* ---------- shared type ---------- */

.lbl {
  display: block; margin: 0;
  color: var(--dim); font-family: var(--mono);
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
}
.mt { margin-top: 30px; }

h1 {
  margin: 18px 0 0;
  max-width: 20ch;
  font-size: clamp(32px, 5.2vw, 54px);
  font-weight: 500; line-height: 1.08; letter-spacing: -0.028em;
}
h1 em { font-style: normal; color: var(--fire); }

h2.big {
  margin: 16px 0 0; max-width: 30ch;
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 500; line-height: 1.14; letter-spacing: -0.024em;
}
.cols h2 {
  margin: 0 0 12px; font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 500; letter-spacing: -0.02em;
}

.sub {
  margin: 16px 0 0; max-width: 52ch;
  color: var(--dim); font-size: clamp(15px, 1.5vw, 17px); line-height: 1.5;
}
.note {
  margin: 20px 0 0; max-width: 72ch;
  color: var(--dim); font-size: 14px;
}
.note strong { color: var(--ink); font-weight: 600; }
.note em { color: var(--ocean-soft); font-style: italic; }
.cap { margin: 14px 0 0; color: var(--dim); font-size: 13px; }

/* ---------- the mark ---------- */

.anchor { display: grid; gap: 2px; width: 18px; flex: none; }
.anchor i { display: block; height: 2.5px; border-radius: 1px; background: #3f454d; }
.anchor i.base {
  background: linear-gradient(90deg,
    var(--ocean) 0 38%, #4a5158 38% 62%, var(--fire) 62% 100%);
}

/* ---------- bar ---------- */

.bar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 13px var(--gut);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(10px);
}
.brandmark {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none; font-weight: 600; font-size: 15px; letter-spacing: -0.01em;
}
.bar nav { display: flex; align-items: center; gap: 4px; }
.bar nav a {
  padding: 9px 11px; border-radius: 4px;
  color: var(--dim); text-decoration: none; font-size: 13px;
  min-height: 44px; display: inline-flex; align-items: center;
}
.bar nav a:hover { color: var(--ink); background: var(--panel2); }
.bar nav a.ver {
  color: var(--ocean-soft); font-family: var(--mono); font-size: 11px;
  border: 1px solid var(--line);
}
.bar nav a.ver:hover { border-color: var(--ocean); background: transparent; }
@media (max-width: 860px) { .bar nav a:not(.ver) { display: none; } }

/* ---------- sections ---------- */

.pad {
  width: min(100%, var(--wrap));
  margin-inline: auto;
  padding: clamp(46px, 6vw, 78px) var(--gut);
  border-bottom: 1px solid var(--line);
}
.hero { padding-top: clamp(52px, 7vw, 92px); }

.acts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 46px; padding: 0 18px;
  border: 1px solid var(--line); border-radius: 3px;
  font-family: var(--mono); font-size: 11.5px; text-decoration: none;
  transition: border-color 130ms ease, background 130ms ease;
}
.btn:hover { border-color: var(--ocean); }
.btn.on {
  border-color: var(--fire); background: var(--fire); color: #0c0d0f; font-weight: 600;
}
.btn.on:hover { filter: brightness(1.08); border-color: var(--fire); }

/* ---------- stats ---------- */

.stats {
  display: flex; flex-wrap: wrap; gap: 12px 40px;
  margin: 28px 0 0; padding-top: 20px; border-top: 1px solid var(--line);
}
.stats div { display: grid; gap: 1px; }
.stats dt { font-size: clamp(22px, 2.6vw, 28px); font-weight: 500; letter-spacing: -0.02em; }
.stats dd { margin: 0; color: var(--dim); font-size: 12px; }

/* ---------- layer diagram ---------- */

.layers { display: grid; gap: 3px; margin: 22px 0 0; padding: 0; list-style: none; }
.layers li {
  display: grid; grid-template-columns: 30px 130px 1fr auto; gap: 16px;
  align-items: center; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: 3px; background: var(--panel);
}
.layers .n { color: var(--dim); font-family: var(--mono); font-size: 10.5px; }
.layers strong { font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.layers p { margin: 0; color: var(--dim); font-size: 13px; }
.layers .st {
  color: var(--ocean-soft); font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
}
.layers li.top {
  border-color: var(--fire);
  background: linear-gradient(90deg, rgba(240,116,46,.13), transparent 62%);
}
.layers li.top strong, .layers li.top .st { color: var(--fire); }
@media (max-width: 720px) {
  .layers li { grid-template-columns: 26px 1fr auto; }
  .layers p { display: none; }
}

/* ---------- two columns ---------- */

.cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(26px, 4vw, 46px); margin-top: 26px; }
.cols p { margin: 0 0 8px; color: var(--dim); font-size: 14.5px; line-height: 1.45; }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }

/* ---------- slack window ---------- */

.slack {
  display: grid; grid-template-columns: 168px 1fr; overflow: hidden;
  border: 1px solid var(--line); border-radius: 6px;
  background: #1a1d21; color: #e8e8e8; font-size: 13px;
}
.sb { padding: 13px 11px; background: #101215; border-right: 1px solid var(--line); }
.sb b { display: block; margin-bottom: 12px; color: #fff; font-size: 13.5px; }
.sb i {
  display: block; padding: 4px 8px; border-radius: 4px;
  color: #9a9ea6; font-style: normal; font-size: 12.5px;
}
.sb i.on { background: #1264a3; color: #fff; }
.th {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 14px; border-bottom: 1px solid var(--line);
}
.th b { font-size: 13.5px; }
.strip { display: flex; align-items: center; gap: 4px; font-size: 13px; }
.strip img { width: 16px; height: 16px; border-radius: 2px; }
.msg { display: grid; grid-template-columns: 26px 1fr; gap: 10px; padding: 11px 14px; }
.msg + .msg { border-top: 1px solid rgba(255,255,255,.05); }
.msg .ava, .msg img.ava { width: 26px; height: 26px; border-radius: 4px; }
.msg .ava.a {
  display: grid; place-items: center;
  background: #2f343b; font-size: 11px; font-weight: 600;
}
.msg b { font-size: 13px; }
.msg time { margin-left: 6px; color: #7e838b; font-size: 10.5px; }
.msg p { margin: 3px 0 0; color: #c4c8cd; font-size: 13px; line-height: 1.45; }
.msg code {
  padding: 1px 5px; border-radius: 3px;
  background: #0c0d0f; color: var(--ocean-soft);
  font-family: var(--mono); font-size: 12px;
}
.card {
  display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center;
  margin-top: 9px; padding: 10px 12px;
  border: 1px solid var(--line); border-left: 2px solid var(--ocean);
  border-radius: 4px; background: #101215; font-size: 12.5px;
}
.card small { display: block; color: #7e838b; font-size: 11.5px; }
.card em {
  font-style: normal; color: var(--ocean-soft);
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase;
}
@media (max-width: 560px) { .slack { grid-template-columns: 1fr; } .sb { display: none; } }

/* ---------- team human ---------- */

.quote {
  margin: 24px 0 0; max-width: 700px; padding: 20px 22px;
  border-left: 2px solid var(--fire); border-radius: 0 3px 3px 0;
  background: var(--panel);
}
.quote p {
  margin: 0; font-size: clamp(17px, 2vw, 20px);
  line-height: 1.34; letter-spacing: -0.01em;
}
.quote cite {
  display: block; margin-top: 11px;
  color: var(--dim); font-family: var(--mono); font-size: 10.5px;
  font-style: normal; letter-spacing: 0.08em;
}
.versus {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3px;
  margin-top: 20px; max-width: 760px;
}
.versus > div {
  padding: 18px; border: 1px solid var(--line); border-radius: 3px; background: var(--panel);
}
.versus .them { opacity: 0.6; }
.versus .us { border-color: var(--ocean); }
.versus strong {
  display: block; margin-top: 10px;
  font-size: 16px; font-weight: 500; line-height: 1.32;
}
.versus .us strong { color: var(--ocean-soft); }
@media (max-width: 660px) { .versus { grid-template-columns: 1fr; } }

/* ---------- sessions ---------- */

.slots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; margin-top: 22px; }
.slot {
  display: flex; align-items: center; gap: 12px; padding: 15px 16px;
  border: 1px solid var(--line); border-radius: 3px; background: var(--panel2);
}
.slot img { width: 28px; height: 28px; border-radius: 4px; }
.slot .g { font-size: 22px; line-height: 1; }
.slot b { font-size: 14px; }
@media (max-width: 800px) { .slots { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .slots { grid-template-columns: 1fr; } }

.cast { display: grid; grid-template-columns: repeat(5, 1fr); gap: 3px; margin-top: 14px; }
.state {
  padding: 17px 15px; border: 1px solid var(--line); border-radius: 3px; background: var(--panel);
}
.state .g { font-size: 26px; line-height: 1; }
.state strong { display: block; margin: 10px 0 4px; font-size: 14.5px; font-weight: 600; }
.state p { margin: 0; color: var(--dim); font-size: 12.5px; line-height: 1.4; }
.state.own { border-top: 2px solid var(--fire); }
@media (max-width: 900px) { .cast { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .cast { grid-template-columns: 1fr; } }

/* ---------- the cast ---------- */

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; margin-top: 24px; }
.dom { padding: 22px 20px; border: 1px solid var(--line); border-radius: 3px; background: var(--panel); }
.dom.l { border-top: 2px solid var(--ocean); }
.dom.m { border-top: 2px solid var(--fire); }
.dom img { width: 56px; height: 56px; border-radius: 11px; }
.dom .who { margin: 13px 0 0; font-family: var(--mono); font-size: 11.5px; }
.dom.l .who { color: var(--ocean-soft); }
.dom.m .who { color: var(--fire); }
.dom h3 { margin: 4px 0 0; font-size: 22px; font-weight: 500; letter-spacing: -0.02em; }
.dom .role { margin: 5px 0 0; color: var(--dim); font-size: 13px; }
.dom ul { margin: 13px 0 0; padding-left: 16px; color: var(--dim); font-size: 13.5px; line-height: 1.55; }
@media (max-width: 700px) { .duo { grid-template-columns: 1fr; } }

/* ---------- spec table ---------- */

.spec { width: 100%; margin-top: 22px; border-collapse: collapse; font-size: 13.5px; text-align: left; }
.spec th[scope="col"] {
  padding: 9px 12px; border-bottom: 1px solid var(--line);
  color: var(--dim); font-family: var(--mono); font-size: 10px; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.spec tbody th {
  width: 150px; padding: 11px 12px; border-bottom: 1px solid var(--line);
  color: var(--dim); font-family: var(--mono); font-size: 11.5px; font-weight: 400;
  vertical-align: top;
}
.spec td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec td small { display: block; color: var(--dim); font-size: 12px; }
.spec .swap {
  display: inline-block; margin-top: 3px;
  color: var(--ocean-soft); font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
}
@media (max-width: 560px) { .spec tbody th { width: 92px; } }

/* ---------- cost ---------- */

.cost { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; margin-top: 22px; }
.bucket { padding: 19px 18px; border: 1px solid var(--line); border-radius: 3px; background: var(--panel); }
.bucket strong { display: block; margin: 10px 0 5px; font-size: 17px; font-weight: 500; }
.bucket p { margin: 0; color: var(--dim); font-size: 13.5px; line-height: 1.42; }
.bucket .fig {
  margin-top: 15px; padding-top: 12px; border-top: 1px solid var(--line);
  color: var(--ink); font-family: var(--mono); font-size: 17px;
}
.bucket .fig.unset { color: #545a63; }
@media (max-width: 820px) { .cost { grid-template-columns: 1fr; } }

/* ---------- close ---------- */

.close {
  padding: clamp(60px, 8vw, 96px) var(--gut);
  text-align: center; border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 150% at 30% 0, rgba(59,163,196,.10), transparent 60%),
    radial-gradient(120% 150% at 70% 0, rgba(240,116,46,.10), transparent 60%);
}
.anchorbig { display: grid; gap: 4px; width: 56px; margin: 0 auto 24px; }
.anchorbig i { display: block; height: 5px; border-radius: 2px; background: #3f454d; }
.anchorbig i.base {
  background: linear-gradient(90deg,
    var(--ocean) 0 38%, #4a5158 38% 62%, var(--fire) 62% 100%);
}
.close h2 {
  margin: 0 auto; max-width: 24ch;
  font-size: clamp(27px, 4vw, 38px);
  font-weight: 500; line-height: 1.12; letter-spacing: -0.025em;
}
.close p { margin: 16px auto 0; max-width: 58ch; color: var(--dim); font-size: 15px; }
.close .acts { justify-content: center; }

/* ---------- footer ---------- */

footer {
  width: min(100%, var(--wrap)); margin-inline: auto;
  padding: 30px var(--gut) 56px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
}
footer p { margin: 0 0 6px; }
footer .dim { color: var(--dim); letter-spacing: 0; font-family: var(--sans); font-size: 13px; }
footer a { color: var(--ocean-soft); }