/* ==========================================================================
   Sprintscape - shared stylesheet
   Palette: ink / slate / chalk / lane / signal / deep
   Type: Archivo Black (display) - IBM Plex Sans (body) - IBM Plex Mono (data)
   ========================================================================== */

:root {
  --ink: #0a1b22;
  --slate: #41565e;
  --chalk: #edf0ee;
  --lane: #d3dad6;
  --paper: #ffffff;
  --signal: #e4572e;
  --deep: #0f4c4a;

  --display: "Archivo Black", "Arial Black", sans-serif;
  --body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --data: "IBM Plex Mono", ui-monospace, "Courier New", monospace;

  --wrap: 1080px;
  --gutter: 1.5rem;
  --rule: 1px solid var(--lane);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--chalk);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--ink); text-decoration-color: var(--signal); text-underline-offset: 3px; }
a:hover { color: var(--signal); }

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

/* ---------- Type scale ---------- */

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(2.35rem, 7vw, 4.1rem); }
h2 { font-size: clamp(1.7rem, 4.4vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2.4vw, 1.3rem); letter-spacing: -0.01em; }

p { margin: 0 0 1.1em; max-width: 62ch; }

.lede { font-size: clamp(1.05rem, 2.2vw, 1.2rem); color: var(--slate); }

.eyebrow {
  font-family: var(--data);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0 0 1rem;
  display: block;
}

.eyebrow--deep { color: var(--deep); }

/* ---------- Layout ---------- */

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

.section { padding: clamp(3.25rem, 8vw, 5.5rem) 0; border-top: var(--rule); }
.section--flush { border-top: 0; }
.section--ink { background: var(--ink); color: var(--chalk); border-top: 0; }
.section--ink h2, .section--ink h3 { color: var(--paper); }
.section--ink p { color: #b9c6c9; }
.section--ink .eyebrow { color: #f0a48a; }

.grid-2 {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-2--lead { grid-template-columns: 5fr 6fr; }
}

.grid-3 { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

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

.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(237, 240, 238, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: var(--rule);
}

.masthead__inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0.85rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }
.brand__mark {
  display: inline-block;
  width: 26px;
  height: 10px;
  background:
    linear-gradient(to right,
      var(--lane) 0 34%, transparent 34% 38%,
      var(--deep) 38% 68%, transparent 68% 72%,
      var(--signal) 72% 100%);
  transform: skewX(-18deg);
}

.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav a {
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--slate);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--lane); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--signal); }

.nav-toggle {
  display: none;
  background: none;
  border: var(--rule);
  border-radius: 2px;
  padding: 0.45rem 0.6rem;
  font-family: var(--data);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
}

@media (max-width: 780px) {
  .nav-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--chalk);
    border-bottom: var(--rule);
    padding: 0.5rem var(--gutter) 1rem;
  }
  .nav.is-open { display: flex; }
  .nav a { width: 100%; padding: 0.7rem 0; border-bottom: var(--rule); }
  .nav a:last-child { border-bottom: 0; }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--body);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.95rem 1.5rem;
  border: 2px solid var(--ink);
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary { background: var(--signal); border-color: var(--signal); color: var(--paper); }
.btn--primary:hover { background: #c8441f; border-color: #c8441f; color: var(--paper); }

.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--chalk); }

.btn--wa { background: var(--deep); border-color: var(--deep); color: var(--paper); }
.btn--wa:hover { background: #0b3a38; border-color: #0b3a38; color: var(--paper); }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.75rem 0 0; }

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

.hero { padding: clamp(2.75rem, 7vw, 4.75rem) 0 clamp(2rem, 5vw, 3rem); }
.hero h1 { max-width: 16ch; }
.hero .lede { max-width: 52ch; }

/* ---------- Signature: the score ladder ---------- */

.ladder {
  margin: clamp(2.5rem, 6vw, 3.5rem) 0 0;
  border-top: var(--rule);
  padding-top: 1.25rem;
}

.ladder__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-family: var(--data);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.85rem;
}

.ladder__track {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 4px;
  position: relative;
}

.ladder__seg {
  height: 46px;
  background: var(--lane);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 4px;
  font-family: var(--data);
  font-size: 0.7rem;
  color: var(--slate);
  transform-origin: bottom;
  transform: scaleY(0.55);
  transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), background 0.5s ease;
}
.ladder__seg[data-band="mid"] { background: #b9c7c1; }
.ladder__seg[data-band="high"] { background: var(--deep); color: #cfe3e0; }
.ladder__seg[data-band="top"] { background: var(--signal); color: #ffe6dd; }

.ladder.is-live .ladder__seg { transform: scaleY(1); }
.ladder.is-live .ladder__seg:nth-child(1) { transition-delay: 0.02s; }
.ladder.is-live .ladder__seg:nth-child(2) { transition-delay: 0.06s; }
.ladder.is-live .ladder__seg:nth-child(3) { transition-delay: 0.10s; }
.ladder.is-live .ladder__seg:nth-child(4) { transition-delay: 0.14s; }
.ladder.is-live .ladder__seg:nth-child(5) { transition-delay: 0.18s; }
.ladder.is-live .ladder__seg:nth-child(6) { transition-delay: 0.22s; }
.ladder.is-live .ladder__seg:nth-child(7) { transition-delay: 0.26s; }
.ladder.is-live .ladder__seg:nth-child(8) { transition-delay: 0.30s; }
.ladder.is-live .ladder__seg:nth-child(9) { transition-delay: 0.34s; }
.ladder.is-live .ladder__seg:nth-child(10) { transition-delay: 0.38s; }

.ladder__legend {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem 1rem;
  margin-top: 1rem;
  font-family: var(--data);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--slate);
}
@media (min-width: 700px) { .ladder__legend { grid-template-columns: repeat(4, 1fr); } }
.ladder__legend span { display: block; }
.ladder__legend b { color: var(--ink); font-weight: 600; }

/* ---------- Measurement rows (tests, process, logistics) ---------- */

.rows { border-top: var(--rule); margin-top: 2rem; }

.row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem 1.5rem;
  padding: 1.4rem 0;
  border-bottom: var(--rule);
}
@media (min-width: 760px) {
  .row { grid-template-columns: 7.5rem 1fr 8rem; align-items: start; }
}

.row__code {
  font-family: var(--data);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal);
  padding-top: 0.2rem;
}
.row__body h3 { margin-bottom: 0.35rem; }
.row__body p { margin: 0; color: var(--slate); font-size: 0.97rem; }
.row__unit {
  font-family: var(--data);
  font-size: 0.78rem;
  color: var(--slate);
  letter-spacing: 0.04em;
}
@media (min-width: 760px) { .row__unit { text-align: right; padding-top: 0.3rem; } }

/* ---------- Cards ---------- */

.card {
  background: var(--paper);
  border: var(--rule);
  border-radius: 3px;
  padding: 1.6rem;
}
.card h3 { margin-bottom: 0.5rem; }
.card p { margin: 0; color: var(--slate); font-size: 0.97rem; }
.card__code {
  font-family: var(--data);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  display: block;
  margin-bottom: 0.9rem;
}

.section--ink .card { background: #10262e; border-color: #23414a; }
.section--ink .card p { color: #b9c6c9; }

/* ---------- Lists ---------- */

.ticks { list-style: none; margin: 0 0 1.25rem; padding: 0; }
.ticks li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.6rem;
  color: var(--slate);
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.85rem;
  height: 3px;
  background: var(--signal);
}
.section--ink .ticks li { color: #b9c6c9; }

/* ---------- Pull quote / stat strip ---------- */

.strip {
  border-top: 3px solid var(--ink);
  border-bottom: var(--rule);
  padding: 1.25rem 0;
  font-family: var(--data);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
}

/* ---------- Form ---------- */

.form { display: grid; gap: 1.1rem; max-width: 34rem; }

.field { display: grid; gap: 0.4rem; }
.field label {
  font-family: var(--data);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
}
.field input,
.field select,
.field textarea {
  font-family: var(--body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: var(--rule);
  border-radius: 2px;
  padding: 0.8rem 0.9rem;
  width: 100%;
}
.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--ink); outline: 3px solid rgba(228, 87, 46, 0.35); outline-offset: 1px; }
.field textarea { min-height: 8rem; resize: vertical; }

.form__note { font-family: var(--data); font-size: 0.75rem; color: var(--slate); }

.form__status {
  font-family: var(--data);
  font-size: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: 2px;
  display: none;
}
.form__status.is-ok { display: block; background: #e4efe9; border-left: 4px solid var(--deep); color: var(--ink); }
.form__status.is-error { display: block; background: #fbe6de; border-left: 4px solid var(--signal); color: var(--ink); }

.hp { position: absolute; left: -9999px; opacity: 0; }

/* ---------- Contact details block ---------- */

.detail { border-top: var(--rule); padding: 1.1rem 0; }
.detail__label {
  font-family: var(--data);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.25rem;
}
.detail__value { font-size: 1.05rem; font-weight: 600; }
.detail__value a { text-decoration: none; }

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

.footer {
  background: var(--ink);
  color: #9fb1b6;
  padding: 3rem 0 2rem;
  font-size: 0.92rem;
}
.footer a { color: var(--chalk); text-decoration: none; }
.footer a:hover { color: var(--signal); }
.footer__grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
@media (min-width: 700px) { .footer__grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer h4 {
  font-family: var(--data);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6f868c;
  margin: 0 0 0.9rem;
  font-weight: 500;
}
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer li { margin-bottom: 0.5rem; }
.footer .brand { color: var(--paper); }
.footer .brand:hover { color: var(--paper); }
.footer__base {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #23414a;
  font-family: var(--data);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

/* ---------- Scroll reveal ---------- */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .ladder__seg { transform: scaleY(1); }
}

/* ---------- Print ---------- */

@media print {
  .masthead, .footer, .btn-row { display: none; }
  body { background: #fff; }
}