/* ==========================================================================
   Rivendell Engineering — site styles
   Visual world: a distribution center at night. Cold steel racking, sodium
   high-bay light. Single committed dark theme; every color painted explicitly.
   ========================================================================== */

:root {
  /* Ground & surfaces — near-black with a cool blue-grey bias, never pure black */
  --ground:        #0A0D12;
  --ground-2:      #0E1219;
  --surface:       #151A23;
  --surface-2:     #1C232E;

  /* Structure */
  --line:          #232B37;
  --line-strong:   #36414F;

  /* Ink — greys biased cool, toward the steel secondary */
  --ink:           #EDF0F5;
  --ink-2:         #A2AEC0;
  --ink-3:         #6C798B;

  /* Signal: sodium high-bay light. Warm, slightly desaturated — not neon. */
  --sodium:        #E8A33D;
  --sodium-soft:   rgba(232, 163, 61, 0.14);
  --sodium-line:   rgba(232, 163, 61, 0.34);
  --sodium-deep:   #B87A22;

  /* Secondary data hue */
  --steel:         #6FA0C8;
  --steel-soft:    rgba(111, 160, 200, 0.12);

  /* Semantic — status of a counted location */
  --verified:      #4FB98A;
  --verified-soft: rgba(79, 185, 138, 0.13);
  --variance:      #E2634F;
  --variance-soft: rgba(226, 99, 79, 0.14);

  /* Type */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body:    "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --fs-display: clamp(2.5rem, 5.6vw, 4.25rem);
  --fs-h2:      clamp(1.75rem, 3.2vw, 2.6rem);
  --fs-h3:      clamp(1.15rem, 1.6vw, 1.375rem);
  --fs-lead:    clamp(1.02rem, 1.35vw, 1.185rem);
  --fs-body:    1rem;
  --fs-small:   0.875rem;
  --fs-label:   0.6875rem;

  /* Layout */
  --shell:   1160px;
  --gutter:  clamp(1.25rem, 4vw, 2.5rem);
  --section: clamp(4.5rem, 9vw, 7.5rem);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 7.25rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

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

/* --------------------------------------------------------------------------
   Primitives
   -------------------------------------------------------------------------- */

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

.eyebrow {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--sodium);
  flex: none;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.08;
  text-wrap: balance;
  margin: 0;
}

h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.25; letter-spacing: -0.012em; }

p { margin: 0; }

.lead {
  font-size: var(--fs-lead);
  color: var(--ink-2);
  line-height: 1.7;
  max-width: 62ch;
}

.prose p { color: var(--ink-2); max-width: 68ch; }

.mono { font-family: var(--mono); }

/* Buttons ---------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--body);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.8rem 1.35rem;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }

.btn--primary {
  background: var(--sodium);
  color: #16110A;
  border-color: var(--sodium);
}
.btn--primary:hover { background: #F2B255; border-color: #F2B255; }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--sodium); color: var(--sodium); }

.btn__arrow { font-family: var(--mono); font-size: 0.95em; }

/* An inline text link that reads as a next step */
.step-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--sodium);
  text-decoration: none;
  border-bottom: 1px solid var(--sodium-line);
  padding-bottom: 2px;
  transition: border-color 0.18s ease;
}
.step-link:hover { border-color: var(--sodium); }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--sodium);
  color: #16110A;
  padding: 0.75rem 1rem;
  z-index: 100;
  font-weight: 600;
}
.skip:focus { left: 0; }

.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 13, 18, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.masthead__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 6rem;
}

/* The brand lockup is Craig's own artwork, keyed from white-on-navy to
   transparency. It is one image, not type set to resemble one — sized by
   height so its aspect ratio can never be squashed. */
.wordmark {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.wordmark__img {
  display: block;
  height: 66px;
  width: auto;
}
/* Give the Menu button room back on the narrowest phones */
@media (max-width: 480px) {
  .wordmark__img { height: 44px; }
}

/* --------------------------------------------------------------------------
   Photography
   -------------------------------------------------------------------------- */

.photo {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

.photo img { width: 100%; height: auto; display: block; }

.photo figcaption {
  padding: 0.9rem 1.1rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.6875rem;
  line-height: 1.7;
  color: var(--ink-3);
}
.photo figcaption b { color: var(--ink-2); font-weight: 400; }

/* A tall product shot needs reining in when it sits beside a column of text */
.photo--portrait { max-width: 26rem; justify-self: center; width: 100%; }

/* Product brand plate. The DC HAiVE logo carries its own navy ground, so it is
   framed deliberately rather than floated on the page background. */
.brandplate {
  display: block;
  width: 100%;
  max-width: 22rem;
  border: 1px solid var(--line);
  justify-self: start;
}
.brandplate img { display: block; width: 100%; height: auto; }

.nav { display: flex; align-items: center; gap: 2rem; }

.nav__links { display: flex; align-items: center; gap: 1.85rem; }

.nav__link {
  font-size: var(--fs-small);
  color: var(--ink-2);
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.nav__link:hover { color: var(--ink); border-color: var(--sodium); }
.nav__link[aria-current="page"] { color: var(--ink); border-color: var(--sodium); }

.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
}

@media (max-width: 860px) {
  .nav__toggle { display: block; }
  .nav__links {
    display: none;
    position: absolute;
    inset: 6rem 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--ground-2);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.25rem;
  }
  .nav__links[data-open="true"] { display: flex; }
  .nav__link { padding: 0.85rem 0; border-bottom: 1px solid var(--line); }
  .nav .btn { display: none; }
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */

.band { padding-block: var(--section); border-top: 1px solid var(--line); }
.band--flush { border-top: 0; }
.band--raised { background: var(--ground-2); }

.band__head {
  display: grid;
  gap: 1.25rem;
  max-width: 70ch;
  margin-bottom: clamp(2.5rem, 5vw, 3.75rem);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 7vw, 6rem) clamp(4rem, 8vw, 6.5rem);
}

/* Sodium light spill from the top-right, as if from a high bay */
.hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -10%;
  width: 55rem;
  height: 45rem;
  background: radial-gradient(circle, var(--sodium-soft) 0%, rgba(232,163,61,0) 68%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

@media (max-width: 940px) {
  .hero__inner { grid-template-columns: minmax(0, 1fr); }
}

.hero__copy { display: grid; gap: 1.5rem; align-content: start; }

.hero h1 { font-size: var(--fs-display); }
.hero h1 em {
  font-style: normal;
  color: var(--sodium);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 0.5rem; }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   Rack diagram — the hero's thesis object.
   A rack elevation, addressed the way a warehouse actually addresses it.
   -------------------------------------------------------------------------- */

.rack {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.15rem;
  overflow: hidden;
}

.rack__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-bottom: 0.85rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}
.rack__live { display: inline-flex; align-items: center; gap: 0.45rem; color: var(--verified); }
.rack__live::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--verified);
  border-radius: 50%;
}

.rack__grid {
  display: grid;
  grid-template-columns: 1.75rem repeat(5, minmax(0, 1fr));
  gap: 4px;
}

.rack__level {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  border-right: 1px solid var(--line);
  margin-right: 4px;
}

.slot {
  position: relative;
  min-height: 4.25rem;
  padding: 0.5rem;
  background: var(--surface-2);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.35rem;
}

.slot__code {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.05em;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.slot__qty {
  font-family: var(--mono);
  font-size: 0.625rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.slot__flag {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.slot--verified { border-color: rgba(79, 185, 138, 0.3); background: var(--verified-soft); }
.slot--verified .slot__flag { background: var(--verified); }

.slot--variance {
  border-color: var(--variance);
  background: var(--variance-soft);
}
.slot--variance .slot__flag { background: var(--variance); }
.slot--variance .slot__code { color: var(--ink); }

.slot--empty { background: transparent; border-style: dashed; border-color: var(--line); }
.slot--empty .slot__code { color: var(--ink-3); opacity: 0.55; }

.slot__chip {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--variance);
}

/* The pass: a forklift travelling the aisle, auditing as it goes. */
.rack__sweep {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 12rem;
  pointer-events: none;
  background: linear-gradient(90deg,
    rgba(232,163,61,0) 0%,
    rgba(232,163,61,0.07) 45%,
    rgba(232,163,61,0.16) 50%,
    rgba(232,163,61,0.07) 55%,
    rgba(232,163,61,0) 100%);
  animation: pass 9s linear infinite;
}
@keyframes pass {
  0%   { transform: translateX(-14rem); }
  100% { transform: translateX(calc(100% + 100vw)); }
}
@media (prefers-reduced-motion: reduce) { .rack__sweep { display: none; } }

.rack__foot {
  margin-top: 0.9rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.6875rem;
  line-height: 1.6;
  color: var(--ink-3);
}
.rack__foot b { color: var(--ink-2); font-weight: 400; }

/* --------------------------------------------------------------------------
   Capability rows — what the firm does
   -------------------------------------------------------------------------- */

.rows { display: grid; gap: 0; }

.row {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  padding-block: 1.85rem;
  border-top: 1px solid var(--line);
  align-items: start;
}
.row:last-child { border-bottom: 1px solid var(--line); }

.row__key {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sodium);
  padding-top: 0.4rem;
}

.row__body { display: grid; gap: 0.6rem; }
.row__body p { color: var(--ink-2); max-width: 68ch; }

@media (max-width: 720px) {
  .row { grid-template-columns: minmax(0, 1fr); gap: 0.85rem; }
}

/* --------------------------------------------------------------------------
   Pipeline — genuinely sequential, so it is genuinely numbered
   -------------------------------------------------------------------------- */

.pipeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.stage {
  background: var(--ground);
  padding: 1.75rem 1.5rem;
  display: grid;
  gap: 0.75rem;
  align-content: start;
}

.stage__n {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.stage__n b { color: var(--sodium); font-weight: 500; }

.stage h3 { font-size: 1.0625rem; }
.stage p { font-size: var(--fs-small); color: var(--ink-2); line-height: 1.65; }

/* --------------------------------------------------------------------------
   Outcome pillars
   -------------------------------------------------------------------------- */

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.pillar {
  border-top: 2px solid var(--line-strong);
  padding-top: 1.5rem;
  display: grid;
  gap: 1.25rem;
  align-content: start;
}
.pillar--cost { border-top-color: var(--steel); }
.pillar--revenue { border-top-color: var(--sodium); }

.pillar__title { font-size: 1.25rem; }

.pillar__kicker {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; }

.ticks li { display: grid; gap: 0.3rem; }

.ticks b {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.ticks span { font-size: var(--fs-small); color: var(--ink-2); line-height: 1.6; }

/* --------------------------------------------------------------------------
   Service cards
   -------------------------------------------------------------------------- */

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17.5rem, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service {
  background: var(--ground);
  padding: 1.85rem 1.65rem;
  display: grid;
  gap: 0.85rem;
  align-content: start;
  transition: background-color 0.2s ease;
}
.service:hover { background: var(--surface); }
@media (prefers-reduced-motion: reduce) { .service { transition: none; } }

.service__tag {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.service p { font-size: var(--fs-small); color: var(--ink-2); line-height: 1.68; }

/* --------------------------------------------------------------------------
   Integration / code
   -------------------------------------------------------------------------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); } }

.terminal {
  background: var(--ground-2);
  border: 1px solid var(--line);
  overflow: hidden;
}

.terminal__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
.terminal__verb { color: var(--sodium); }

.terminal pre {
  margin: 0;
  padding: 1.25rem 1rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.85;
  color: var(--ink-2);
  tab-size: 2;
}

.tok-key { color: var(--steel); }
.tok-str { color: var(--ink); }
.tok-num { color: var(--sodium); }
.tok-bad { color: var(--variance); }
.tok-good { color: var(--verified); }
.tok-dim { color: var(--ink-3); }

.terminal__note {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   CTA
   -------------------------------------------------------------------------- */

.cta {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  padding-block: clamp(4rem, 8vw, 6rem);
  background: var(--ground-2);
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -45deg,
      var(--sodium-soft) 0 2px,
      transparent 2px 14px
    );
  opacity: 0.5;
  pointer-events: none;
}
.cta__inner { position: relative; display: grid; gap: 1.5rem; max-width: 56ch; }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */

.form { display: grid; gap: 1.25rem; max-width: 34rem; }

.field { display: grid; gap: 0.45rem; }

.field label {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.field label .req { color: var(--sodium); }

.field input,
.field textarea,
.field select {
  font-family: var(--body);
  font-size: var(--fs-body);
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  padding: 0.75rem 0.85rem;
  width: 100%;
  transition: border-color 0.18s ease;
}
.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--sodium); outline: none; }

.field textarea { min-height: 9rem; resize: vertical; }

.form__status {
  font-family: var(--mono);
  font-size: var(--fs-small);
  color: var(--ink-2);
  min-height: 1.5rem;
}
.form__status[data-state="error"] { color: var(--variance); }
.form__status[data-state="ok"] { color: var(--verified); }

.form__fallback {
  font-size: var(--fs-small);
  color: var(--ink-3);
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.form__fallback a { color: var(--sodium); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.footer {
  border-top: 1px solid var(--line);
  padding-block: 3rem 2.25rem;
  background: var(--ground);
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}
@media (max-width: 760px) { .footer__grid { grid-template-columns: minmax(0, 1fr); gap: 2rem; } }

.footer__blurb { font-size: var(--fs-small); color: var(--ink-3); max-width: 40ch; margin-top: 1rem; }

.footer__col { display: grid; gap: 0.75rem; align-content: start; }
.footer__col h4 {
  font-family: var(--mono);
  font-weight: 400;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.footer__col a {
  font-size: var(--fs-small);
  color: var(--ink-2);
  text-decoration: none;
}
.footer__col a:hover { color: var(--sodium); }

.footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.75rem;
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   Interior page headers
   -------------------------------------------------------------------------- */

.pagehead {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 7vw, 5.5rem) clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}
.pagehead::before {
  content: "";
  position: absolute;
  top: -60%;
  left: 45%;
  width: 40rem;
  height: 40rem;
  background: radial-gradient(circle, var(--sodium-soft) 0%, rgba(232,163,61,0) 70%);
  pointer-events: none;
}
.pagehead__inner { position: relative; display: grid; gap: 1.35rem; max-width: 68ch; }
.pagehead h1 { font-size: clamp(2.25rem, 4.5vw, 3.5rem); }

/* Page header carrying a product mark alongside the copy.
   One DOM order serves both layouts: the mark sits after the headline, so on
   narrow screens it simply falls between the headline and the paragraph. On
   wide screens it is placed into a second column spanning the text instead. */
/* One DOM order, two layouts. The mark sits after the headline in the markup,
   so on a phone it lands exactly where it should — under the headline, before
   the explanation. On a wide screen it is lifted into a second column that
   spans the whole text block instead. */
.pagehead__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 1.35rem;
}
.pagehead__grid > .brandplate { margin-block: 0.35rem; }

@media (min-width: 901px) {
  .pagehead__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    /* One row per text element; the mark spans them all. A sixth text element
       here would need a sixth row. */
    grid-template-rows: repeat(5, auto);
    column-gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
  .pagehead__grid > :not(.brandplate) { grid-column: 1; }
  .pagehead__grid > .brandplate {
    grid-column: 2;
    grid-row: 1 / -1;
    align-self: center;
    justify-self: stretch;
    max-width: none;
    margin-block: 0;
  }
}

/* Long-form article body */
.article { display: grid; gap: 2.5rem; }
.article__block { display: grid; gap: 1rem; }
.article__block p { color: var(--ink-2); max-width: 68ch; }

.callout {
  border-left: 2px solid var(--sodium);
  background: var(--surface);
  padding: 1.5rem 1.65rem;
  display: grid;
  gap: 0.6rem;
}
.callout p { color: var(--ink-2); max-width: 64ch; }

/* Detail list used on the product page */
.detail { display: grid; gap: 0; }
.detail__item {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
  padding-block: 1.75rem;
  border-top: 1px solid var(--line);
}
.detail__item:last-child { border-bottom: 1px solid var(--line); }
.detail__n {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--sodium);
  padding-top: 0.35rem;
}
.detail__body { display: grid; gap: 0.65rem; }
.detail__body p { color: var(--ink-2); max-width: 66ch; }

@media (max-width: 640px) {
  .detail__item { grid-template-columns: minmax(0, 1fr); gap: 0.75rem; }
}

/* --------------------------------------------------------------------------
   Status badge — the platform is in pilot, and the site says so
   -------------------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  align-self: start;
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  border: 1px solid var(--line-strong);
  padding: 0.4rem 0.75rem;
}
.badge::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--verified);
  flex: none;
}

/* --------------------------------------------------------------------------
   Components — the three things that make up the system
   -------------------------------------------------------------------------- */

.components {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.component {
  background: var(--ground);
  padding: 1.85rem 1.65rem;
  display: grid;
  gap: 1.1rem;
  align-content: start;
}

.component__head { display: grid; gap: 0.5rem; }

.component__tag {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sodium);
}

.component p { font-size: var(--fs-small); color: var(--ink-2); line-height: 1.68; }

.component__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  border-top: 1px solid var(--line);
  padding-top: 1.1rem;
}
.component__list li {
  display: grid;
  grid-template-columns: 0.9rem minmax(0, 1fr);
  gap: 0.55rem;
  font-size: var(--fs-small);
  color: var(--ink-2);
  line-height: 1.55;
}
.component__list li::before {
  content: "\2014";
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Versus — ground rover against the aerial alternative
   -------------------------------------------------------------------------- */

.versus {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr) minmax(0, 1fr);
  border: 1px solid var(--line);
  border-bottom: 0;
}

.versus__head {
  display: contents;
}

.versus__h {
  padding: 0.9rem 1.15rem;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.versus__h--them { color: var(--ink-3); }
.versus__h--us { color: var(--sodium); }

.versus__key,
.versus__them,
.versus__us {
  padding: 1.15rem;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.6;
}

.versus__key {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--ground-2);
}
.versus__them { color: var(--ink-3); }
.versus__us { color: var(--ink-2); background: rgba(232, 163, 61, 0.045); }

@media (max-width: 800px) {
  .versus { grid-template-columns: minmax(0, 1fr); }
  .versus__head { display: none; }
  .versus__key { border-bottom: 0; padding-bottom: 0.5rem; }
  .versus__them::before,
  .versus__us::before {
    display: block;
    font-family: var(--mono);
    font-size: var(--fs-label);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
  }
  .versus__them::before { content: "Aerial platform"; color: var(--ink-3); }
  .versus__us::before { content: "DC HAiVE rover"; color: var(--sodium); }
  .versus__them { border-bottom: 0; }
}

/* --------------------------------------------------------------------------
   Spec sheet
   -------------------------------------------------------------------------- */

.specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 0 clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
  padding-top: 0.5rem;
}

.spec {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: baseline;
  padding-block: 0.8rem;
  border-bottom: 1px solid var(--line);
}

.spec__k {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.spec__v {
  font-size: var(--fs-small);
  color: var(--ink);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   Evidence figures — measured results, stated plainly
   -------------------------------------------------------------------------- */

.figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.figure {
  background: var(--ground);
  padding: 1.65rem 1.5rem;
  display: grid;
  gap: 0.5rem;
  align-content: start;
}

.figure__n {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3.4vw, 2.35rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--sodium);
  font-variant-numeric: tabular-nums;
}

.figure__k {
  font-family: var(--mono);
  font-size: var(--fs-label);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.figure p { font-size: var(--fs-small); color: var(--ink-2); line-height: 1.6; }

.figures__note {
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--ink-3);
  line-height: 1.7;
}