/* TandemLLM site. Dark instrument readout: slate ground, faint rules, cobalt and signal orange. */

:root {
  --ground: #161d25;
  --ground-2: #1c242d;
  --ground-3: #232c37;
  --rule: rgba(255, 255, 255, 0.07);
  --rule-faint: rgba(255, 255, 255, 0.045);
  --ink: #eef2f7;
  --ink-2: #93a1b3;
  --ink-3: #8795a8;
  --cob: #3987e5;
  --cob-deep: #2a78d6;
  --cob-hi: #6aa9f0;
  --org: #eb6834;
  --org-deep: #d95926;
  --org-hi: #f7a24f;
  --grey-bar: #4f5d6e;

  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --wrap: 1180px;
  --pad: clamp(20px, 5vw, 48px);
  --sec: clamp(72px, 10vw, 136px);
  --measure: 66ch;
}

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

html {
  background: var(--ground);
  color: var(--ink);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  font: 400 17px/1.62 var(--sans);
  font-feature-settings: "kern";
  background: var(--ground);
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; height: auto; }

a { color: var(--cob-hi); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

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

code, pre, .num, .tag, .bar-val, .kinds td, .unit-u {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

code {
  font-size: 0.86em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.12em 0.36em;
  border-radius: 4px;
  overflow-wrap: anywhere;
}

h1, h2, h3 { margin: 0; font-family: var(--display); color: var(--ink); }

h2 {
  font-size: clamp(31px, 4.4vw, 50px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.06;
  max-width: 20ch;
}

h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.012em;
  line-height: 1.3;
}

p { margin: 0 0 1em; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.muted { color: var(--ink-2); }
.small { font-size: 15px; }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 50;
  background: var(--org-hi); color: var(--ground); padding: 10px 14px; border-radius: 6px;
  font-weight: 700; text-decoration: none;
}
.skip:focus { top: 12px; }

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

.top {
  position: sticky; top: 0; z-index: 20;
  background: rgba(22, 29, 37, 0.82);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--rule);
}

.top-row { display: flex; align-items: center; justify-content: space-between; height: 58px; gap: 16px; }

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none;
  font: 800 18px/1 var(--display); letter-spacing: -0.03em;
}
.brand img { border-radius: 7px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08); }

.nav { display: flex; gap: clamp(14px, 2.2vw, 28px); list-style: none; margin: 0; padding: 0; align-items: center; }
.nav a { color: var(--ink-2); text-decoration: none; font-size: 15px; padding: 8px 0; }
.nav a:hover { color: var(--ink); }
.nav .nav-gh {
  color: var(--ink); border: 1px solid var(--rule); padding: 7px 12px; border-radius: 7px;
}
.nav .nav-gh:hover { border-color: var(--cob-hi); }

@media (max-width: 760px) {
  .nav-sec { display: none; }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  min-height: min(820px, calc(100svh - 58px));
  display: flex; flex-direction: column; justify-content: center;
  padding-block: clamp(56px, 8vw, 104px) clamp(150px, 16vw, 210px);
  overflow: hidden;
}

.hero-art {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: -1;
}

.hero-body { position: relative; }

.wordmark {
  display: flex; align-items: center; gap: clamp(14px, 2vw, 24px);
  font-size: clamp(54px, 9.4vw, 118px);
  font-weight: 800;
  letter-spacing: -0.038em;
  line-height: 1;
}
.wordmark-logo {
  width: clamp(54px, 7.6vw, 96px); height: auto;
  border-radius: 22%;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.09), 0 18px 50px rgba(0, 0, 0, 0.35);
}

.tagline {
  margin: clamp(10px, 1.6vw, 18px) 0 0;
  padding-left: calc(clamp(54px, 7.6vw, 96px) + clamp(14px, 2vw, 24px));
  font: 500 clamp(21px, 2.7vw, 34px)/1.2 var(--display);
  letter-spacing: -0.012em;
  color: var(--ink-2);
}

.lede {
  max-width: 60ch;
  margin: clamp(28px, 4vw, 44px) 0 0;
  font-size: clamp(17px, 1.5vw, 19px);
  color: #d5dce5;
}

.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.btn {
  display: inline-flex; align-items: center; min-height: 46px;
  padding: 0 18px; border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(22, 29, 37, 0.55);
  color: var(--ink); text-decoration: none; font-weight: 600; font-size: 16px;
}
.btn:hover { border-color: var(--cob-hi); color: var(--ink); }
.btn-primary {
  background: var(--org-hi); border-color: var(--org-hi); color: var(--ground);
  box-shadow: 0 0 28px rgba(247, 162, 79, 0.28);
}
.btn-primary:hover { background: #ffb86b; border-color: #ffb86b; color: var(--ground); }

.band { border-top: 1px solid var(--rule); background: var(--ground); }
.readout {
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin: 0;
}
.readout > div { padding: 26px 24px 26px 0; }
.readout > div + div { padding-left: 24px; border-left: 1px solid var(--rule); }
.readout dt { order: 2; color: var(--ink-2); font-size: 14px; line-height: 1.4; }
.readout > div { display: flex; flex-direction: column; }
.readout dd { margin: 0; }
.readout dd:first-of-type { order: 1; margin-bottom: 6px; }
.readout dd.sub { order: 3; color: var(--ink-3); font-size: 14px; line-height: 1.4; margin-top: 2px; }
.readout .num { font-size: clamp(34px, 4vw, 46px); font-weight: 600; letter-spacing: -0.03em; color: var(--ink); }
.readout .ru { font-family: var(--mono); font-size: 15px; color: var(--org-hi); margin-left: 0.3em; }

@media (max-width: 820px) {
  .readout { grid-template-columns: 1fr; }
  .readout > div, .readout > div + div { padding: 16px 0; border-left: 0; border-bottom: 1px solid var(--rule); }
}

/* the one load moment: ribbons draw, the drafter a beat ahead of the model, then the flare */
.rb path { stroke-dasharray: 1; stroke-dashoffset: 0; }
.flare { opacity: 1; }

@media (prefers-reduced-motion: no-preference) {
  .rb path { animation: draw 2.1s cubic-bezier(.22, .7, .2, 1) both; }
  .rb-org path { animation-delay: 0.05s; }
  .rb-cob path { animation-delay: 0.35s; }
  .flare { animation: flare 1.2s ease-out 1.55s both; transform-origin: 1230px 424px; }
  @keyframes draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
  @keyframes flare { from { opacity: 0; transform: scale(.6); } to { opacity: 1; transform: scale(1); } }
}

/* Narrow screens: the ribbons become a band under the text, sized in px so the peak stays in view. */
@media (max-width: 1024px) {
  .hero { min-height: 0; justify-content: flex-start; padding-top: 64px; padding-bottom: 280px; }
  .hero::before {
    content: ""; position: absolute; inset: 0; z-index: -2;
    background: linear-gradient(160deg, #232c37, #1c242d 55%, #161d25);
  }
  .hero-art {
    --s: 0.95;
    inset: auto auto -40px calc(75% - 1168px);
    width: calc(1600px * var(--s)); height: calc(720px * var(--s));
    max-width: none;
  }
  .hero-art > rect { fill: transparent; }
}
@media (max-width: 560px) {
  .hero { padding-top: 44px; padding-bottom: 210px; }
  .hero-art { --s: 0.62; inset: auto auto -60px calc(77% - 763px); }
  .tagline { padding-left: 0; }
}

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

.sec {
  padding-block: var(--sec);
  border-top: 1px solid var(--rule);
}

.sec-lede {
  max-width: var(--measure);
  margin: 20px 0 0;
  font-size: clamp(17px, 1.5vw, 19px);
  color: #d5dce5;
}

.prose { max-width: var(--measure); margin: 28px 0 0; }

/* ---------- request path ---------- */

.path-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.25fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: start;
}
.path-intro { position: sticky; top: 96px; }
.path-intro .muted { max-width: 44ch; margin-top: 18px; font-size: 15px; }

.path {
  list-style: none; margin: 0; padding: 0;
  counter-reset: st;
  position: relative;
}
/* the signal line the stations sit on */
.path::before {
  content: ""; position: absolute; left: 15px; top: 14px; bottom: 14px; width: 2px;
  background: linear-gradient(var(--cob-deep), var(--cob) 60%, var(--org) 76%, var(--cob) 90%, var(--cob-hi));
  box-shadow: 0 0 12px rgba(57, 135, 229, 0.55), 0 0 2px rgba(106, 169, 240, 0.9);
  border-radius: 2px;
}
.path > li {
  counter-increment: st;
  position: relative;
  padding: 0 0 34px 60px;
}
.path > li:last-child { padding-bottom: 0; }
.path > li::before {
  content: counter(st);
  position: absolute; left: 0; top: 0;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  font: 600 14px/1 var(--mono);
  color: var(--ink);
  background: var(--ground);
  border: 2px solid var(--cob);
  box-shadow: 0 0 14px rgba(57, 135, 229, 0.45);
}
.path > li.hot::before { border-color: var(--org-hi); box-shadow: 0 0 18px rgba(247, 162, 79, 0.6); }
.path h3 { padding-top: 2px; }
.path .tag { margin: 4px 0 10px; font-size: 13px; color: var(--cob-hi); }
.path li.hot .tag { color: var(--org-hi); }
.path p { max-width: 58ch; }
.path > li > p:last-child { margin-bottom: 0; }

.path li.hot {
  margin: 4px 0 34px;
  padding-top: 22px; padding-bottom: 22px; padding-right: 22px;
  background: linear-gradient(180deg, rgba(235, 104, 52, 0.07), rgba(35, 44, 55, 0.4));
  border: 1px solid rgba(247, 162, 79, 0.22);
  border-radius: 12px;
}
.path li.hot::before { top: 22px; }

.loop { margin: 22px 0 18px; }
.loop svg { width: 100%; max-width: 520px; }
.loop figcaption { font-size: 14px; color: var(--ink-2); margin-top: 10px; max-width: 56ch; }
.svg-lbl { font: 500 12.5px var(--mono); fill: var(--ink-2); }
.svg-org { fill: var(--org-hi); }
.svg-cob { fill: var(--cob-hi); }

@media (max-width: 900px) {
  .path-grid { grid-template-columns: 1fr; }
  .path-intro { position: static; }
}
@media (max-width: 520px) {
  .path > li { padding-left: 50px; }
  .path li.hot { padding-left: 50px; padding-right: 16px; margin-left: -8px; margin-right: -8px; }
  .path li.hot::before { left: 8px; }
}

/* ---------- charts ---------- */

.chart {
  margin: clamp(40px, 6vw, 64px) 0 0;
  padding: clamp(20px, 3vw, 32px);
  background: linear-gradient(160deg, var(--ground-3), var(--ground-2) 60%, var(--ground));
  border: 1px solid var(--rule);
  border-radius: 14px;
  position: relative;
  overflow: hidden;
}
/* faint instrument rules behind every chart */
.chart::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(180deg, transparent 0 47px, var(--rule-faint) 47px 48px);
}
.chart > * { position: relative; }
.chart-title { font-size: 19px; margin-bottom: 22px; }
.chart figcaption { margin-top: 18px; font-size: 14px; color: var(--ink-2); max-width: 90ch; }

.bars { display: grid; gap: 14px; }
.bar-row {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(0, 2.4fr) 64px;
  align-items: center; gap: 16px;
}
.bar-name { font-size: 15px; color: var(--ink-2); line-height: 1.3; }
.bar-row.hl .bar-name { color: var(--ink); font-weight: 600; }
.bar-track { height: 14px; position: relative; }
.bar {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: calc(var(--v) / 55 * 100%);
  border-radius: 0 4px 4px 0;
  background: linear-gradient(90deg, rgba(42, 120, 214, 0.35), var(--cob));
}
.bar-row.hl .bar {
  background: linear-gradient(90deg, rgba(217, 89, 38, 0.3), var(--org) 70%, var(--org-hi));
  box-shadow: 0 0 22px rgba(235, 104, 52, 0.55), 0 0 4px rgba(247, 162, 79, 0.8);
}
.bar-row.dim .bar { background: var(--grey-bar); }
.bar-val { font-size: 17px; text-align: right; color: var(--ink); }
.bar-row.hl .bar-val { color: var(--org-hi); font-weight: 600; }
.axis-note { margin: 14px 0 0; font: 13px var(--mono); color: var(--ink-3); }

@media (max-width: 620px) {
  .bar-row { grid-template-columns: minmax(0, 1fr) 58px; gap: 6px 12px; }
  .bar-name { grid-column: 1 / -1; }
  .bar-track { grid-column: 1; }
}

/* kinds-of-text table */
.table-head { margin-top: clamp(56px, 7vw, 88px); }
.table-head .muted { font-size: 15px; margin: 8px 0 0; max-width: 70ch; }

.kinds-wrap {
  margin-top: 22px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--ground-2);
  overflow: hidden;
}
.kinds { width: 100%; border-collapse: collapse; }
.kinds th, .kinds td { padding: 16px 14px; text-align: right; vertical-align: middle; }
.kinds thead th {
  font: 500 13px var(--mono); color: var(--ink-2);
  border-bottom: 1px solid var(--rule); padding-block: 12px;
}
.kinds thead th:first-child, .kinds tbody th { text-align: left; }
.kinds tbody tr + tr { border-top: 1px solid var(--rule); }
.kinds tbody th { font-weight: 400; width: 30%; }
.kinds .m { display: block; font-weight: 700; font-size: 16px; color: var(--ink); }
.kinds .m-sub { display: block; font-size: 13px; color: var(--ink-3); margin-top: 3px; line-height: 1.35; }
.kinds td { font-size: 16px; color: var(--ink); position: relative; white-space: nowrap; }
.kinds td[data-k="plain"] { color: var(--ink-2); font-size: 14px; white-space: normal; }
/* a thin level under each value, scaled to 300 tok/s */
.kinds td[style]::after {
  content: ""; position: absolute; right: 14px; bottom: 9px; height: 3px;
  width: calc(var(--v) / 300 * 72px);
  background: var(--cob); border-radius: 2px;
  box-shadow: 0 0 8px rgba(57, 135, 229, 0.6);
}
.kinds td[data-k="edit"][style]::after, .kinds td[data-k="copy"][style]::after {
  background: var(--org-hi); box-shadow: 0 0 8px rgba(247, 162, 79, 0.6);
}

@media (max-width: 760px) {
  .kinds thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .kinds, .kinds tbody, .kinds tr { display: block; }
  .kinds tr {
    display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
    padding: 14px 14px 16px; gap: 0 6px;
  }
  .kinds tbody th { grid-column: 1 / -1; width: auto; padding: 0 0 10px; }
  .kinds td { padding: 22px 0 12px; text-align: left; font-size: 15px; }
  .kinds td::before {
    content: attr(data-k); position: absolute; left: 0; top: 0;
    font: 12px var(--mono); color: var(--ink-3);
  }
  .kinds td[data-k="plain"] { grid-column: 1 / -1; padding-top: 0; padding-bottom: 6px; }
  .kinds td[data-k="plain"]::before { position: static; margin-right: 8px; }
  .kinds td[style]::after { left: 0; right: auto; bottom: 4px; width: calc(var(--v) / 300 * 100%); }
}

/* time to first token */
.ttft { display: grid; gap: 18px; }
.ttft-row { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px; align-items: center; }
.ttft-ctx { font: 14px var(--mono); color: var(--ink-2); }
.ttft-bars { display: grid; gap: 6px; }
.ttft-bars span { display: block; font-size: 14px; color: var(--ink-2); white-space: nowrap; }
.ttft-bars b { font: 600 15px var(--mono); color: var(--ink); margin-right: 6px; }
.ttft .cold {
  width: calc(var(--v) / 208.3 * 100%); min-width: max-content;
  padding: 5px 10px; border-radius: 0 4px 4px 0;
  background: linear-gradient(90deg, rgba(42, 120, 214, 0.18), rgba(57, 135, 229, 0.55));
  border-right: 2px solid var(--cob-hi);
}
.ttft .warm { padding: 2px 0 2px 12px; position: relative; color: var(--org-hi); }
.ttft .warm b { color: var(--org-hi); }
.ttft .warm::before {
  content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px; border-radius: 2px;
  background: var(--org-hi); box-shadow: 0 0 10px rgba(247, 162, 79, 0.9);
}
@media (max-width: 520px) {
  .ttft-row { grid-template-columns: 1fr; gap: 6px; }
}

/* figures with images */
.gallery {
  display: grid; grid-template-columns: minmax(0, 1fr);
  max-width: 1084px;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(40px, 6vw, 64px);
  align-items: start;
}

.shot { margin: 0; }
.shot img, .shot a img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--rule);
  background: var(--ground-2);
}
.shot a { display: block; border-radius: 10px; }
.shot figcaption { margin-top: 12px; font-size: 14px; color: var(--ink-2); max-width: 70ch; }

/* ---------- models rack ---------- */

.rack { margin-top: clamp(36px, 5vw, 56px); border-top: 1px solid var(--rule); }

.unit {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.6fr) minmax(0, 0.85fr);
  gap: 20px clamp(20px, 3vw, 40px);
  padding: 28px 0 28px 22px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.unit::before {
  content: ""; position: absolute; left: 0; top: 30px; bottom: 30px; width: 3px; border-radius: 2px;
  background: linear-gradient(var(--cob-hi), var(--cob) 70%, var(--org-hi));
  box-shadow: 0 0 10px rgba(57, 135, 229, 0.5);
}
.unit h3 { font-size: clamp(21px, 2vw, 25px); font-weight: 800; letter-spacing: -0.025em; }
.unit-by { margin: 6px 0 0; color: var(--ink); font-size: 15px; }
.unit-arch { margin: 6px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.5; }

.unit-spec { margin: 0; display: grid; gap: 8px; }
.unit-spec > div { display: grid; grid-template-columns: 78px minmax(0, 1fr); gap: 12px; }
.unit-spec dt { font: 13px/1.7 var(--mono); color: var(--ink-3); }
.unit-spec dd { margin: 0; font-size: 15px; line-height: 1.5; }

.unit-num p { margin: 0; }
.unit-num .num { font-size: clamp(30px, 3.2vw, 40px); font-weight: 600; letter-spacing: -0.03em; }
.unit-u { font-size: 14px; color: var(--org-hi); margin-left: 0.3em; }
.unit-note { color: var(--ink-2); font-size: 14px; margin-top: 2px !important; }
.unit-links { margin-top: 12px !important; display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 15px; }

.rack + .muted { margin-top: 18px; max-width: 80ch; }

/* where the model and community lists came from (assets/models.js) */
.src-status { margin: 14px 0 0; color: var(--ink-3); font-family: var(--mono); font-size: 13px; }
.src-status::before {
  content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 8px;
  vertical-align: 1px; background: var(--grey-bar);
}
.src-status[data-state="live"]::before { background: var(--cob-hi); box-shadow: 0 0 8px rgba(106, 169, 240, 0.8); }
.src-status[data-state="loading"]::before { background: var(--org-hi); }
.src-status[data-state="error"] { color: var(--org-hi); }

/* a model's weight packs: name, size, maker and repository */
.packs { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; align-content: start; }
.pk {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px;
  padding: 8px 0; border-bottom: 1px solid var(--rule-faint); font-size: 14px; line-height: 1.45;
}
.pk:first-child { padding-top: 0; }
.pk-name { color: var(--ink); font-family: var(--mono); font-size: 13.5px; }
.pk-def {
  margin-left: 8px; padding: 1px 6px; border-radius: 4px; font: 600 11px var(--sans);
  color: var(--ground); background: var(--org-hi); vertical-align: 1px;
}
.pk-size { font-family: var(--mono); font-size: 13px; color: var(--ink-2); text-align: right; }
.pk-src { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; color: var(--ink-2); font-size: 13px; }
.pk-repo { font-family: var(--mono); font-size: 12.5px; overflow-wrap: anywhere; }
.pk-by a { color: var(--ink); }
.mk {
  padding: 0 7px; border-radius: 999px; border: 1px solid var(--rule); font-size: 12px; line-height: 1.6;
  color: var(--ink-2); white-space: nowrap;
}
.mk-community { color: var(--org-hi); border-color: rgba(247, 162, 79, 0.45); }
.mk-ours { color: var(--cob-hi); border-color: rgba(106, 169, 240, 0.45); }

.mds { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0; }
.md {
  display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px 1px 6px;
  border: 1px solid var(--rule); border-radius: 6px; font-size: 12.5px; color: var(--ink);
}
.md svg { width: 15px; height: 15px; }
.md-off { color: var(--ink-3); border-style: dashed; }

.sp-row { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; }
.sp { display: inline-flex; flex-direction: column; }
.sp .num { font-size: clamp(24px, 2.4vw, 30px); font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; }
.sp-k { font-size: 12px; color: var(--ink-3); }
.unit-num .sp .num { font-size: clamp(18px, 1.55vw, 22px); }
.unit-num .sp-row { gap: 4px 14px; }
.unit-num .sp-row .unit-u { flex-basis: 100%; margin-left: 0; }

/* ---------- community ---------- */

.cc-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr));
  gap: 18px; margin-top: clamp(24px, 4vw, 36px);
}
.cc {
  display: flex; flex-direction: column; gap: 10px; padding: 18px;
  border: 1px solid var(--rule); border-radius: 12px; background: var(--ground-2);
}
.cc-who { display: flex; align-items: center; gap: 12px; }
.cc-avatar {
  flex: none; width: 40px; height: 40px; border-radius: 50%; overflow: hidden;
  background: var(--ground-3); display: grid; place-items: center;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1);
}
.cc-avatar img { width: 40px; height: 40px; }
.cc-init { font: 600 14px var(--mono); color: var(--ink-2); }
.cc-handles { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.cc-login { font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
.cc-name { font-size: 13px; color: var(--ink-3); }
.cc-status {
  flex: none; padding: 1px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--rule); color: var(--ink-2);
}
.cc-verified .cc-status { color: #7fd1a0; border-color: rgba(127, 209, 160, 0.45); }
.cc-broken .cc-status { color: var(--org-hi); border-color: rgba(247, 162, 79, 0.45); }
.cc-title { font-size: 18px; letter-spacing: -0.015em; line-height: 1.3; }
.cc-base { margin: 0; font-size: 14px; color: var(--ink-2); }
.cc-prof code { font-size: 12.5px; }
.cc-read { margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.cc-read dt { font-size: 12px; color: var(--ink-3); }
.cc-read dd { margin: 0; font: 600 16px var(--mono); }
.cc .mds { margin: 0; }
.cc-speed p { margin: 0; }
.cc-nospeed { margin: 0; font-size: 13px; color: var(--ink-3); }
.cc-foot {
  margin-top: auto; padding-top: 10px; border-top: 1px solid var(--rule-faint);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; font-size: 13px;
}
.cc-lic { color: var(--ink-3); font-size: 12.5px; }
.cc-add {
  margin-top: 22px; padding: 20px 22px; border: 1px dashed rgba(255, 255, 255, 0.16); border-radius: 12px;
}
.cc-add h3 { font-size: 18px; margin-bottom: 8px; }
.cc-add p { max-width: 70ch; }
.cc-add-links { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 0; }

@media (max-width: 960px) {
  .unit { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .unit-spec, .packs { grid-column: 1 / -1; grid-row: 2; }
}
@media (max-width: 560px) {
  .unit { grid-template-columns: 1fr; padding-left: 18px; }
  .unit-spec, .packs { grid-row: auto; }
  .unit-spec > div { grid-template-columns: 1fr; gap: 0; }
}

/* ---------- chat ---------- */

.shot-wide { margin-top: clamp(36px, 5vw, 56px); }
.shot-wide img { box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(106, 169, 240, 0.1); }

.chat-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  margin-top: clamp(36px, 5vw, 56px);
  align-items: start;
}
.facts { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.facts li { padding-left: 22px; position: relative; max-width: 60ch; }
.facts li::before {
  content: ""; position: absolute; left: 0; top: 0.62em; width: 8px; height: 8px; border-radius: 50%;
  background: var(--cob-hi); box-shadow: 0 0 10px rgba(106, 169, 240, 0.8);
}
@media (max-width: 900px) { .chat-grid { grid-template-columns: 1fr; } }

/* ---------- different ---------- */

.feature {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.25fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
  margin-top: clamp(40px, 6vw, 64px);
  padding-top: clamp(32px, 4vw, 44px);
  border-top: 1px solid var(--rule);
}
.feature:first-of-type { border-top: 0; padding-top: 0; }
.feature h3, .pair h3, .trio h3 { margin-bottom: 14px; font-size: 22px; }
.feature-text p { max-width: 58ch; }
.feature .shot { margin-top: 6px; }
@media (max-width: 900px) { .feature { grid-template-columns: 1fr; } }

.pair {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(28px, 5vw, 64px);
  margin-top: clamp(40px, 6vw, 64px);
  padding-top: clamp(32px, 4vw, 44px);
  border-top: 1px solid var(--rule);
}
.pair p { max-width: 58ch; }
@media (max-width: 760px) { .pair { grid-template-columns: 1fr; } }

/* ---------- install ---------- */

.install-grid {
  display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.35fr);
  gap: clamp(28px, 5vw, 64px); align-items: start;
  margin-top: clamp(28px, 4vw, 44px);
}
@media (max-width: 960px) { .install-grid { grid-template-columns: 1fr; } }

.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 18px; }
.steps li { counter-increment: s; position: relative; padding-left: 44px; max-width: 52ch; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0;
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  font: 600 13px/1 var(--mono); color: var(--ground); background: var(--org-hi);
}

.code {
  border: 1px solid var(--rule); border-radius: 12px; overflow: hidden;
  background: #11171e;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  margin-top: clamp(28px, 4vw, 40px);
}
.code-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 10px 8px 16px; border-bottom: 1px solid var(--rule);
  font: 13px var(--mono); color: var(--ink-3);
}
.copy {
  font: 600 13px var(--sans); color: var(--ink);
  background: transparent; border: 1px solid rgba(255, 255, 255, 0.16); border-radius: 6px;
  padding: 6px 12px; cursor: pointer; min-height: 32px;
}
.copy:hover { border-color: var(--cob-hi); }
.code pre { margin: 0; padding: 18px 16px 20px; overflow-x: auto; font-size: 13.5px; line-height: 1.75; }
.code pre code { background: none; padding: 0; font-size: inherit; overflow-wrap: normal; white-space: pre; color: #dfe6ee; }

.code-col > p { max-width: 64ch; }
.col-h { font-size: 18px; margin-bottom: 8px; }
.code-sm { margin-top: 0; margin-bottom: 1em; box-shadow: none; }
.code-sm pre { padding: 12px 14px; font-size: 13px; }
.adv { margin: 0 0 1em; border: 1px solid var(--rule); border-radius: 10px; padding: 12px 16px; }
.adv summary { cursor: pointer; font-weight: 600; }
.adv[open] summary { margin-bottom: 10px; }
.adv .code-sm { margin-bottom: 0; }
.warn {
  padding: 14px 16px; border-left: 3px solid var(--org-hi);
  background: rgba(247, 162, 79, 0.07); border-radius: 0 8px 8px 0;
  font-size: 15px;
}
.sep { color: var(--ink-3); margin: 0 6px; }

/* ---------- open source ---------- */

.trio {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(32px, 5vw, 52px);
}
.trio > div { padding-top: 22px; border-top: 2px solid var(--cob); }
.trio > div:nth-child(2) { border-top-color: var(--org-hi); }
.trio p { font-size: 16px; }
@media (max-width: 900px) { .trio { grid-template-columns: 1fr; } }

.cite {
  margin: 0 0 1em; padding: 0;
  font-size: 16px; line-height: 1.6;
}
.cite cite { font-style: italic; }

.credits { margin: clamp(40px, 6vw, 64px) 0 0; color: var(--ink-2); font-size: 15px; max-width: 80ch; }

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

.foot { border-top: 1px solid var(--rule); padding: 40px 0 48px; background: #131920; }
.foot-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot-brand { display: flex; gap: 14px; align-items: center; }
.foot-brand img { border-radius: 7px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08); }
.foot-name { margin: 0; font: 800 18px var(--display); letter-spacing: -0.03em; }
.foot-name span { font: 400 15px var(--sans); letter-spacing: 0; color: var(--ink-2); }
.foot-meta { margin: 2px 0 0; font-size: 14px; color: var(--ink-3); }
.foot-links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.foot-links a { color: var(--ink); text-decoration: none; font-size: 15px; padding: 6px 0; }
.foot-links a:hover { color: var(--cob-hi); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.nw { white-space: nowrap; }
.code pre:focus-visible { outline-offset: -3px; }