/* =========================================================
   YS Recruitment — shared stylesheet
   Layout: left-aligned editorial header, full-bleed navy bands
   between content sections, one safety-amber accent used sparingly.
   ========================================================= */

:root {
  /* Colour */
  --navy: #1b3554;        /* brand navy, taken from the logo */
  --navy-deep: #12253b;
  --ink: #16212e;
  --muted: #566577;
  --paper: #f3f5f7;       /* cool off-white, biased toward the navy */
  --surface: #ffffff;
  --line: #d6dde5;
  --amber: #f2a900;       /* hi-vis amber, the single accent */
  --amber-soft: #fff4d6;

  /* Type */
  --font-display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --step--1: 0.875rem;
  --step-0: 1rem;
  --step-1: 1.25rem;
  --step-2: 1.6rem;
  --step-3: clamp(1.9rem, 4vw, 2.6rem);
  --step-4: clamp(2.3rem, 6vw, 3.9rem);

  /* Space */
  --gutter: clamp(16px, 4vw, 40px);
  --max: 1160px;
  --radius: 4px;

  color-scheme: light;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
}

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

a { color: var(--navy); text-underline-offset: 3px; }
a:hover { color: var(--navy-deep); }

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-stretch: 112%;
  color: var(--navy);
  line-height: 1.1;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: var(--step-4); font-weight: 800; letter-spacing: -0.01em; }
h2 { font-size: var(--step-3); font-weight: 750; }
h3 { font-size: var(--step-1); font-weight: 700; }
p { margin: 0; max-width: 65ch; }

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

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 3px;
  background: var(--amber);
  flex: none;
}

.lede { font-size: var(--step-1); color: var(--muted); line-height: 1.5; }

/* ---------- Header ---------- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  flex-wrap: wrap;
  padding-block: 0.75rem;
}
.brand img { width: 92px; }
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
}
.site-nav a {
  display: inline-block;
  padding-block: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 3px solid transparent;
}
.site-nav a:hover { color: var(--navy); border-bottom-color: var(--line); }
.site-nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--amber); }

@media (max-width: 640px) {
  .site-header { position: static; }
  .site-header .wrap { flex-direction: column; align-items: flex-start; }
  .brand img { width: 72px; }
  .site-nav ul { gap: 0.25rem 1.1rem; }
}

/* ---------- Buttons ---------- */
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
}
.btn-primary { background: var(--navy); color: var(--surface); }
.btn-primary:hover { background: var(--navy-deep); border-color: var(--navy-deep); color: var(--surface); }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--surface); }
.on-navy .btn-primary { background: var(--amber); border-color: var(--amber); color: var(--navy-deep); }
.on-navy .btn-primary:hover { background: var(--surface); border-color: var(--surface); color: var(--navy-deep); }
.on-navy .btn-ghost { border-color: var(--surface); color: var(--surface); }
.on-navy .btn-ghost:hover { background: var(--surface); color: var(--navy-deep); }

/* ---------- Sections ---------- */
.section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-head { display: grid; gap: 0.9rem; margin-bottom: 2.5rem; }
.section.alt { background: var(--surface); border-block: 1px solid var(--line); }

.on-navy { background: var(--navy); color: #dfe7f0; }
.on-navy h2, .on-navy h3 { color: var(--surface); }
.on-navy .eyebrow { color: #a9bccf; }
.on-navy .lede { color: #c5d3e1; }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(3rem, 8vw, 6rem) clamp(2.5rem, 6vw, 4.5rem); }
.hero .wrap { display: grid; gap: 1.4rem; }
.hero h1 { max-width: 18ch; }
.hero .lede { max-width: 56ch; }
.hero .btn-row { margin-top: 0.6rem; }

.page-head { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 2.5rem); }
.page-head .wrap { display: grid; gap: 1rem; }
.page-head h1 { font-size: var(--step-3); max-width: 22ch; }

/* ---------- Sector strip ---------- */
.sectors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.sector {
  padding: 2rem 1.75rem 2.25rem 0;
  display: grid;
  gap: 0.7rem;
  align-content: start;
}
.sector + .sector { padding-left: 1.75rem; border-left: 1px solid rgba(255, 255, 255, 0.18); }
.sector .tag {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--amber);
  letter-spacing: 0.06em;
}
.sector h3 { font-size: var(--step-2); }
.sector p { color: #c5d3e1; }
@media (max-width: 820px) {
  .sectors { grid-template-columns: minmax(0, 1fr); }
  .sector, .sector + .sector { padding: 1.6rem 0; border-left: 0; }
  .sector + .sector { border-top: 1px solid rgba(255, 255, 255, 0.18); }
}

/* ---------- Two column text ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}
.split > * { min-width: 0; }
.prose { display: grid; gap: 1.1rem; }
@media (max-width: 820px) { .split { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Promise list ---------- */
.promises {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}
.promises li { display: grid; gap: 0.5rem; align-content: start; padding-top: 1.2rem; border-top: 3px solid var(--navy); }
.promises p { color: var(--muted); }

/* ---------- Sector detail (What we do) ---------- */
.sector-detail {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  padding-block: 2.5rem;
  border-top: 1px solid var(--line);
}
.sector-detail:last-child { border-bottom: 1px solid var(--line); }
.sector-detail > * { min-width: 0; }
.sector-detail .intro { display: grid; gap: 0.75rem; align-content: start; }
.sector-detail .intro p { color: var(--muted); }
.detail-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem 2.5rem; }
.detail-cols h4 {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.detail-cols ul { margin: 0; padding-left: 1.1rem; display: grid; gap: 0.3rem; }
@media (max-width: 820px) {
  .sector-detail { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  .detail-cols { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- Audience panels ---------- */
.audiences { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.audience {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: grid;
  gap: 1rem;
  align-content: start;
}
.audience ul { margin: 0; padding-left: 1.1rem; display: grid; gap: 0.4rem; }
.audience .btn { justify-self: start; margin-top: 0.4rem; }
@media (max-width: 760px) { .audiences { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Steps ---------- */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2rem;
}
.steps li { counter-increment: step; display: grid; gap: 0.5rem; align-content: start; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--amber);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}
.steps p { color: #c5d3e1; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Jobs ---------- */
.jobs-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1.25rem;
  font-size: var(--step--1);
  color: var(--muted);
}
.jobs-bar strong { color: var(--ink); }
.jobs-bar nav { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.jobs-bar nav a {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  text-decoration: none;
  font-weight: 600;
}
.jobs-bar nav a:hover { border-color: var(--navy); }

.job-group { display: grid; gap: 0.9rem; margin-bottom: 3rem; scroll-margin-top: 6rem; }
.job-group > h2 { font-size: var(--step-2); display: flex; align-items: baseline; gap: 0.75rem; }
.job-group > h2 span { font-family: var(--font-mono); font-size: var(--step--1); font-weight: 400; color: var(--muted); }

.job {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--navy);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem 2rem;
  align-items: start;
}
.job-main { display: grid; gap: 0.55rem; min-width: 0; }
.job h3 { font-size: 1.3rem; }
.job-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  font-size: 0.95rem;
  color: var(--muted);
}
.job-meta .pay { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.job p.desc { color: var(--ink); }
.reqs { list-style: none; margin: 0.15rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.reqs li {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 3px;
}
.job-side { display: grid; gap: 0.6rem; justify-items: end; text-align: right; }
.job-side .ref { font-family: var(--font-mono); font-size: 0.8rem; color: var(--muted); }
.job-side .new {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--amber-soft);
  color: #6b4b00;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
}
@media (max-width: 640px) {
  .job { grid-template-columns: minmax(0, 1fr); }
  .job-side { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem 1rem; text-align: left; }
  .job-side .btn { order: 3; }
}
.job-side .ref, .job-side .new { white-space: nowrap; }

.note-box {
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: grid;
  gap: 0.75rem;
}

/* ---------- CTA band ---------- */
.cta-band .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem 3rem;
}
.cta-band .text { display: grid; gap: 0.6rem; min-width: 0; flex: 1 1 360px; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}
.contact-grid > * { min-width: 0; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: minmax(0, 1fr); } }

.contact-list { margin: 0; display: grid; gap: 1.4rem; }
.contact-list div { display: grid; gap: 0.2rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.contact-list dt {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.contact-list dd { margin: 0; font-size: 1.1rem; font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }
.contact-list dd small { display: block; font-size: 0.9rem; font-weight: 400; color: var(--muted); }

.form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  display: grid;
  gap: 1.2rem;
}
.form h2 { font-size: var(--step-2); }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: 0.4rem; min-width: 0; }
.field label, .field legend { font-weight: 600; font-size: 0.95rem; }
.field .hint { font-size: 0.85rem; color: var(--muted); }
input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid #b9c4d0;
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
}
input:focus, select:focus, textarea:focus { outline: 3px solid var(--amber); outline-offset: 0; border-color: var(--navy); }
textarea { min-height: 8rem; resize: vertical; }
input[type="file"] { font: inherit; font-size: 0.9rem; max-width: 100%; }
fieldset.field { border: 0; padding: 0; margin: 0; }
.choice { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.choice label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  border: 1px solid #b9c4d0;
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
}
.choice input { accent-color: var(--navy); }
.form .btn { justify-self: start; }
.form .consent { font-size: 0.85rem; color: var(--muted); }
.form-status {
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  background: var(--amber-soft);
  color: var(--ink);
  font-weight: 500;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: #b8c6d5; font-size: 0.95rem; }
.site-footer .wrap {
  display: grid;
  grid-template-columns: minmax(0, 3fr) repeat(3, minmax(0, 2fr));
  gap: 2rem;
  padding-block: 3rem 2rem;
}
.site-footer img { width: 84px; }
.site-footer h2 {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--surface);
  margin-bottom: 0.7rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.site-footer a { color: #dfe7f0; text-decoration: none; }
.site-footer a:hover { color: var(--amber); }
.site-footer .legal {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 1.25rem;
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
}
@media (max-width: 820px) { .site-footer .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .site-footer .wrap { grid-template-columns: minmax(0, 1fr); } }

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