/* Lincoln Forge — outreach mockup
   Palette derived from the real Lincoln Forge mark (lincoln_top_header.png):
   navy #003352, forge red #b10000, white. See SOURCES.md. */

:root {
  --navy-980: oklch(0.16 0.035 240);
  --navy-940: oklch(0.21 0.045 238);
  --navy-900: oklch(0.26 0.055 237);  /* ≈ brand #003352 deepened */
  --navy-700: oklch(0.38 0.07 236);
  --steel-300: oklch(0.78 0.025 235);
  --steel-200: oklch(0.86 0.018 235);
  --paper: oklch(0.955 0.006 235);
  --paper-deep: oklch(0.92 0.01 235);
  --ink: oklch(0.24 0.03 238);
  --ink-soft: oklch(0.42 0.025 237);
  --red-600: oklch(0.46 0.18 28);     /* ≈ brand #b10000 */
  --red-500: oklch(0.52 0.19 30);
  --red-bright: oklch(0.6 0.2 32);

  --display: "Barlow Condensed", sans-serif;
  --body: "Barlow", sans-serif;

  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 96px;

  --shell: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

.shell {
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 40px);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 11px 22px;
  white-space: nowrap;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.btn-lg { font-size: 19px; padding: 14px 30px; }
.btn-solid {
  background: var(--red-600);
  color: oklch(0.97 0.01 30);
}
.btn-solid:hover { background: var(--red-500); transform: translateY(-1px); }
.btn-ghost {
  border: 1px solid oklch(0.55 0.04 236);
  color: var(--steel-200);
}
.btn-ghost:hover { border-color: var(--steel-200); }

/* ---------- header ---------- */
.site-header {
  background: var(--navy-980);
  border-bottom: 1px solid oklch(0.3 0.05 237);
}
.header-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-block: 14px;
}
.lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  margin-right: auto;
}
.mark-chip {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--navy-900);
  flex: none;
}
.lockup-text { display: flex; flex-direction: column; }
.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 27px;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--paper);
}
.lockup-sub {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel-300);
  margin-top: 4px;
}
.nav { display: flex; gap: clamp(14px, 2vw, 26px); }
.nav a {
  font-family: var(--display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--steel-200);
  transition: color 0.2s ease;
}
.nav a:hover { color: #fff; }
.header-actions { display: flex; align-items: center; gap: 18px; }
.header-phone {
  font-family: var(--display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--paper);
  text-decoration: none;
}

/* ---------- hero ---------- */
.hero {
  background:
    radial-gradient(120% 90% at 78% 0%, oklch(0.29 0.06 237) 0%, transparent 55%),
    var(--navy-940);
  color: var(--paper);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(48px, 7vh, 84px) clamp(36px, 5vh, 60px);
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-300);
}
.eyebrow-tick {
  width: 26px;
  height: 3px;
  background: var(--red-bright);
  flex: none;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(44px, 5.5vw, 71px);
  line-height: 0.98;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  margin-top: var(--space-md);
  text-wrap: balance;
}
.hero-sub {
  margin-top: var(--space-md);
  max-width: 56ch;
  font-size: clamp(17px, 1.5vw, 19px);
  line-height: 1.65;
  color: var(--steel-200);
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 3.5vh, 40px);
}
.hero-phone {
  margin-top: 18px;
  font-size: 15px;
  color: var(--steel-300);
}
.hero-phone a {
  color: var(--paper);
  font-weight: 600;
  text-decoration-color: var(--red-bright);
  text-underline-offset: 3px;
}

.hero-photo { position: relative; }
.hero-photo img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  object-position: center 30%;
  border: 1px solid oklch(0.42 0.05 236);
  outline: 1px solid oklch(0.2 0.04 238);
  outline-offset: -5px;
}
.hero-photo figcaption,
.process-photo figcaption {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--steel-300);
}
.cap-rule {
  width: 18px;
  height: 2px;
  background: var(--red-bright);
  flex: none;
  align-self: center;
}

/* spec row */
.spec-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid oklch(0.34 0.05 237);
  padding-block: clamp(22px, 3vh, 30px) clamp(30px, 4vh, 44px);
  column-gap: clamp(18px, 3vw, 48px);
}
.spec-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-left: 1px solid oklch(0.34 0.05 237);
  padding-left: clamp(14px, 1.8vw, 24px);
}
.spec-cell:first-child { border-left: none; padding-left: 0; }
.spec-value {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}
.spec-label {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-300);
}

/* ---------- cert strip ---------- */
.cert-strip {
  background: var(--paper);
  border-bottom: 1px solid var(--paper-deep);
}
.cert-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 40px);
  padding-block: 26px;
}
.cert-kicker {
  font-family: var(--display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red-600);
}
.cert-list {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 2.6vw, 36px);
  list-style: none;
}
.cert-list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.cert-list strong {
  font-family: var(--display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: 0.03em;
  color: var(--ink);
}
.cert-list span {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.cert-note {
  margin-left: auto;
  font-size: 14.5px;
  color: var(--ink-soft);
  max-width: 34ch;
}

/* ---------- process section ---------- */
.process {
  background: var(--paper);
  padding-block: clamp(56px, 8vh, 96px);
}
.process-head { max-width: 680px; }
.eyebrow-dark { color: var(--ink-soft); }
.process h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(36px, 4.4vw, 56px);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-top: 18px;
  color: var(--ink);
}
.process-lede {
  margin-top: 16px;
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 58ch;
}
.process-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: clamp(32px, 4.5vw, 64px);
  margin-top: clamp(36px, 5vh, 56px);
  align-items: start;
}
.process-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.6vw, 36px);
}
.process-col h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--red-600);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
}
.process-col ul { list-style: none; margin-top: 14px; }
.process-col li {
  padding-block: 7px;
  font-size: 15.5px;
  color: var(--ink);
  border-bottom: 1px solid var(--paper-deep);
}
.process-col li:last-child { border-bottom: none; }
.process-photo img {
  width: 100%;
  border: 1px solid var(--paper-deep);
}
.process-photo figcaption { color: var(--ink-soft); }

/* parts strip */
.parts-strip { margin-top: clamp(40px, 6vh, 64px); }
.parts-kicker {
  font-family: var(--display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  max-width: 70ch;
}
.parts-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.parts-row img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--paper-deep);
  filter: saturate(0.92);
}

/* ---------- closer ---------- */
.closer {
  background: var(--navy-980);
  color: var(--paper);
}
.closer-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(48px, 7vh, 80px);
}
.closer-motto {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(32px, 3.8vw, 48px);
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.closer-sub {
  margin-top: 16px;
  color: var(--steel-200);
  max-width: 52ch;
  line-height: 1.7;
}
.closer-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-self: end;
}
.closer-card address {
  font-style: normal;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel-300);
}
.closer-card address a {
  color: var(--paper);
  text-decoration-color: var(--red-bright);
  text-underline-offset: 3px;
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .nav { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo img { max-height: 380px; object-position: center 22%; }
  .process-grid { grid-template-columns: 1fr; }
  .process-photo { max-width: 480px; }
  .closer-grid { grid-template-columns: 1fr; }
  .closer-card { justify-self: start; }
  .cert-note { margin-left: 0; max-width: none; }
}

@media (max-width: 640px) {
  .header-row { gap: 14px; }
  .header-phone { display: none; }
  .lockup-sub { display: none; }
  .wordmark { font-size: 23px; }
  .mark-chip { width: 40px; height: 40px; }
  .mark-chip img { width: 29px; height: 29px; }
  .btn { font-size: 15px; padding: 10px 16px; }
  .btn-lg { font-size: 17px; padding: 12px 22px; }

  .hero h1 { font-size: clamp(37px, 10.5vw, 44px); }
  .hero-grid { padding-block: 36px 28px; gap: 26px; }
  .hero-sub { font-size: 16px; line-height: 1.55; }
  .hero-ctas { gap: 10px; flex-wrap: nowrap; margin-top: 24px; }
  .hero-ctas .btn-lg { font-size: 15px; padding: 11px 16px; }
  .hero-phone { margin-top: 14px; font-size: 14px; }
  .hero-photo img { max-height: 290px; }

  /* spec row: 3 compact horizontal cells; volume cell moves out of the fold row */
  .spec-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 12px;
  }
  .spec-cell-wide { display: none; }
  .spec-cell { padding-left: 12px; }
  .spec-value { font-size: 24px; }
  .spec-label { font-size: 10.5px; letter-spacing: 0.06em; }

  .cert-row { row-gap: 14px; padding-block: 22px; }
  .cert-list { gap: 16px; }
  .cert-list strong { font-size: 18px; }

  .process-cols { grid-template-columns: 1fr; gap: 26px; }
  .parts-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

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