/* Hallmark · genre: modern-minimal · macrostructure: Bento Grid · theme: Cobalt
 * F1 Bento knobs: tiles=6, spans=irregular, accent=corner-only
 * enrichment: none photographic + hand-built SVG logo (Tier B)
 * nav: N1b (SaaS three-section, ⌘K palette intentionally omitted — nothing to search)
 * footer: Ft5 Statement · tone: technical/utilitarian · anchor hue: cobalt 256
 * pre-emit critique: P5 H4 E5 S4 R5 V4
 */
@import "tokens.css";

/* ============ Reset / base ============ */
*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }              /* gate 34 — never hidden */
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink-2);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color var(--dur-mid) var(--ease-out),
              color var(--dur-mid) var(--ease-out);
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-style: normal;                          /* gate 38a — roman only */
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin: 0;
  overflow-wrap: anywhere;                      /* gate 51 */
  min-width: 0;
}
p { margin: 0; }

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

/* ============ Layout primitives ============ */
.wrap {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}
.section { padding-block: var(--space-2xl); }
.section--tight { padding-block: var(--space-xl); }

.esc { color: var(--color-accent); }           /* the one signal, on text */

/* Mono labels — the machine-readout voice */
.mono-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-3);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
}
.mono-label::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 1px;
}

/* Reveal — the whole motion engine */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--dur-long) var(--ease-out),
              transform var(--dur-long) var(--ease-out);
}
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============ Buttons ============ */
.btn {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  line-height: 1;
  white-space: nowrap;                          /* gate 49 — never wraps */
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius-sm);              /* 6px — never a pill */
  border: var(--rule) solid transparent;
  cursor: pointer;
  transition: background-color var(--dur-short) var(--ease-out),
              border-color var(--dur-short) var(--ease-out),
              transform var(--dur-short) var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;                          /* instant, never animated */
}
.btn--primary { background: var(--color-accent); color: var(--color-accent-ink); }
.btn--primary:hover { background: var(--color-accent-strong); }
.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-rule-strong);
}
.btn--ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn--lg { padding: 0.9rem 1.5rem; font-size: var(--text-base); }
.btn--on-dark { background: var(--color-accent); color: var(--color-accent-ink); }

/* Typographic link CTA */
.tlink {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  font-weight: 500;
  color: var(--color-ink);
  white-space: nowrap;
  border-bottom: var(--rule) solid var(--color-rule-strong);
  padding-bottom: 2px;
  transition: color var(--dur-short) var(--ease-out),
              border-color var(--dur-short) var(--ease-out);
}
.tlink:hover { color: var(--color-accent); border-color: var(--color-accent); }
.tlink:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }

/* ============ Nav — N1b canonical three-section ============ */
.nav {
  position: sticky; top: 0; z-index: var(--z-nav);
  border-bottom: var(--rule) solid transparent;
  transition: background-color var(--dur-mid) var(--ease-out),
              border-color var(--dur-mid) var(--ease-out),
              backdrop-filter var(--dur-mid) var(--ease-out);
}
.nav.is-scrolled {
  background: color-mix(in oklch, var(--color-paper) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--color-rule);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
}
.nav__links {
  display: flex; align-items: center; gap: var(--space-lg);
  list-style: none; margin: 0; padding: 0;
}
.nav__links a {
  font-size: var(--text-sm);
  color: var(--color-ink-2);
  white-space: nowrap;
  position: relative;
  transition: color var(--dur-short) var(--ease-out);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--color-accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-short) var(--ease-out);
}
.nav__links a:hover { color: var(--color-ink); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__links a:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 4px; }
.nav__right { display: flex; align-items: center; gap: var(--space-md); }
.nav__phone {
  font-family: var(--font-mono); font-size: var(--text-sm);
  color: var(--color-ink-2); white-space: nowrap;
  transition: color var(--dur-short) var(--ease-out);
}
.nav__phone:hover { color: var(--color-accent); }
.nav__phone:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }

/* Theme toggle (sun in dark → offer light · moon in light → offer dark) */
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; flex: none;
  background: transparent; color: var(--color-ink);
  border: var(--rule) solid var(--color-rule-strong);
  border-radius: var(--radius-sm); cursor: pointer;
  transition: border-color var(--dur-short) var(--ease-out),
              color var(--dur-short) var(--ease-out);
}
.theme-toggle:hover { border-color: var(--color-accent); color: var(--color-accent); }
.theme-toggle:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.theme-toggle .icon-sun, .theme-toggle .icon-moon { display: none; }
:root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* Logo lockup */
.logo { display: inline-flex; align-items: center; gap: var(--space-2xs); }
.logo:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; border-radius: var(--radius-sm); }
.logo__mark { width: 26px; height: 26px; flex: none; }
.logo__word {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--text-lg); color: var(--color-ink);
  letter-spacing: -0.02em; white-space: nowrap;
}
.logo__word b { color: var(--color-accent); font-weight: 600; }

/* ============ Hero — H2 split diptych 7/5 ============ */
.hero { padding-block: var(--space-2xl) var(--space-xl); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);  /* gate 50 */
  gap: var(--space-2xl);
  align-items: center;
}
.hero h1 {
  font-size: var(--text-display);
  font-weight: 600;
  max-width: 14ch;
  margin-top: var(--space-md);
}
.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-ink-2);
  max-width: 46ch;
  margin-top: var(--space-md);
}
.hero__cta {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}
.hero__reassure {
  font-family: var(--font-mono); font-size: var(--text-xs);
  color: var(--color-ink-3); margin-top: var(--space-md);
}

/* The pipeline card — Cobalt's code-hero, kept legible */
.pipe {
  background: var(--color-graphite);
  border: var(--rule) solid var(--color-rule-2);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px oklch(24% 0.02 258 / 0.06);
  overflow: hidden;
  font-family: var(--font-mono);
}
.pipe__bar {
  display: flex; align-items: center; gap: var(--space-2xs);
  padding: var(--space-xs) var(--space-sm);
  border-bottom: var(--rule) solid var(--color-rule-2);
}
.pipe__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-rule-2); }
.pipe__file {
  margin-left: var(--space-2xs);
  font-size: var(--text-xs); color: var(--color-on-dark-2);
  letter-spacing: 0.04em;
}
.pipe__body { padding: var(--space-md) var(--space-sm) var(--space-md); }
.pipe__row {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: var(--space-2xs) 0;
}
.pipe__step {
  color: var(--color-on-dark); font-size: var(--text-sm);
  display: flex; align-items: center; gap: var(--space-2xs);
}
.pipe__step .tok { color: var(--color-accent); }
.pipe__arrow { color: var(--color-on-dark-2); }
.pipe__flow {
  display: flex; flex-direction: column; gap: var(--space-2xs);
  padding-left: var(--space-sm);
  border-left: 2px solid var(--color-rule-2);
  margin: var(--space-2xs) 0 var(--space-sm) 6px;
}
.pipe__flow span { color: var(--color-on-dark-2); font-size: var(--text-sm); }
.pipe__status {
  display: inline-flex; align-items: center; gap: var(--space-2xs);
  font-size: var(--text-xs); letter-spacing: 0.06em;
  color: var(--color-accent);
  border-top: var(--rule) solid var(--color-rule-2);
  padding-top: var(--space-sm); margin-top: var(--space-2xs);
}
.pipe__status .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--color-accent);
}
.pipe .caret {
  display: inline-block; width: 0.5ch; background: var(--color-accent);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .pipe .caret { animation: none; } }

/* ============ Services — Bento grid (irregular spans) ============ */
.bento {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}
.tile {
  grid-column: span 2;
  background: var(--color-paper);
  border: var(--rule) solid var(--color-rule);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex; flex-direction: column; gap: var(--space-2xs);
  transition: border-color var(--dur-short) var(--ease-out),
              transform var(--dur-short) var(--ease-out);
  position: relative;
}
.tile:hover { border-color: var(--color-rule-strong); transform: translateY(-2px); }
.tile__num {
  font-family: var(--font-mono); font-size: var(--text-xs);
  color: var(--color-ink-3); letter-spacing: 0.06em;
}
.tile h3 { font-size: var(--text-xl); font-weight: 500; }
.tile p { color: var(--color-ink-2); font-size: var(--text-sm); margin-top: var(--space-3xs); }
/* irregular spans: two wide anchors */
.tile--wide { grid-column: span 3; }
.tile--accent { border-color: var(--color-accent); }
.tile--accent::before {
  content: ""; position: absolute; top: -1px; right: -1px;
  width: 34px; height: 34px;
  border-top: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
  border-top-right-radius: var(--radius-md);
}
.tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: var(--text-xs);
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  padding: 2px 8px; margin-top: var(--space-3xs);
}

/* ============ Section head (single column, no eyebrow tic) ============ */
.head { max-width: 44ch; }
.head h2 { font-size: var(--text-3xl); font-weight: 500; margin-top: var(--space-2xs); }
.head p { color: var(--color-ink-2); margin-top: var(--space-sm); }

/* ============ How it works — the one dark graphite band ============ */
.band {
  background: var(--color-band);
  color: var(--color-on-dark);
}
.band .mono-label { color: var(--color-on-dark-2); }
.band h2 { color: var(--color-on-dark); }
.band .head p { color: var(--color-on-dark-2); }
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}
.step { border-top: var(--rule) solid var(--color-rule-2); padding-top: var(--space-md); }
.step__n {
  font-family: var(--font-mono); font-size: var(--text-sm);
  color: var(--color-accent); letter-spacing: 0.06em;
}
.step h3 { color: var(--color-on-dark); font-size: var(--text-xl); font-weight: 500; margin-top: var(--space-2xs); }
.step p { color: var(--color-on-dark-2); font-size: var(--text-sm); margin-top: var(--space-2xs); }

/* ============ Proof / About ============ */
.proof__grid {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-2xl); align-items: start; margin-top: var(--space-lg);
}
.proof__facts { list-style: none; margin: var(--space-md) 0 0; padding: 0; }
.proof__facts li {
  display: flex; gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-top: var(--rule) solid var(--color-rule);
  font-size: var(--text-base);
}
.proof__facts li:first-child { border-top: none; }
.proof__facts b { font-family: var(--font-display); color: var(--color-ink); font-weight: 600; white-space: nowrap; }
/* tool row — a hairline "built with" strip (honest: these are the stack, not client logos) */
.tools { margin-top: var(--space-md); }
.tools__row {
  display: flex; flex-wrap: wrap; gap: var(--space-sm);
  margin-top: var(--space-sm);
}
.tools__chip {
  font-family: var(--font-mono); font-size: var(--text-sm);
  color: var(--color-ink-2);
  border: var(--rule) solid var(--color-rule);
  border-radius: var(--radius-sm);
  padding: var(--space-2xs) var(--space-sm);
}

/* ============ Managed instances ============ */
.host-note {
  margin-top: var(--space-xl);
  max-width: 60ch;
  color: var(--color-ink-2);
  font-size: var(--text-base);
}
.host-note b { color: var(--color-ink); font-weight: 600; }

/* ============ CTA ============ */
.cta { text-align: left; }
.cta h2 { font-size: var(--text-display-s); font-weight: 600; max-width: 18ch; }
.cta p { color: var(--color-ink-2); font-size: var(--text-lg); margin-top: var(--space-sm); max-width: 42ch; }
.cta__row { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-lg); align-items: center; }
.cta__note { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-3); margin-top: var(--space-md); }

/* ============ Footer — Ft5 Statement ============ */
.foot { border-top: var(--rule) solid var(--color-rule); padding-block: var(--space-2xl) var(--space-xl); }
.foot__statement {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--text-3xl); color: var(--color-ink);
  max-width: 20ch; letter-spacing: -0.025em;
}
.foot__meta {
  display: flex; flex-wrap: wrap; gap: var(--space-md) var(--space-lg);
  align-items: center; justify-content: space-between;
  margin-top: var(--space-2xl);
  padding-top: var(--space-md);
  border-top: var(--rule) solid var(--color-rule);
}
.foot__contact { display: flex; flex-wrap: wrap; gap: var(--space-md); }
.foot__contact a { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-ink-2); white-space: nowrap; }
.foot__contact a:hover { color: var(--color-accent); }
.foot__contact a:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.foot__copy { font-size: var(--text-xs); color: var(--color-ink-3); }

/* ============ Responsive ============ */
@media (max-width: 60rem) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-xl); }
  .hero h1 { max-width: 18ch; }
  .proof__grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-xl); }
  .steps { grid-template-columns: minmax(0, 1fr); gap: var(--space-md); }
  .tile, .tile--wide { grid-column: span 3; }
}
@media (max-width: 40rem) {
  .section { padding-block: var(--space-xl); }
  .nav__links { display: none; }               /* collapse — CTA + phone remain */
  .bento { grid-template-columns: minmax(0, 1fr); }
  .tile, .tile--wide { grid-column: span 1; }
  .hero h1 { font-size: var(--text-display-s); }
  .foot__meta { flex-direction: column; align-items: flex-start; }
  .btn, .tlink { min-height: 44px; }            /* hit target */
}