/* ============================================================
   DESIGN TOKENS — Dark navy / gold assurance theme
   ============================================================ */
:root{
  --ink:        #12151d;
  --ink-panel:  #171b26;
  --ink-line:   rgba(255,255,255,0.09);
  --ink-line-soft: rgba(255,255,255,0.06);
  --paper:      #F3F1EC;
  --body:       #97A0B5;
  --body-dim:   #6D7690;
  --gold:       #C6A046;
  --gold-soft:  rgba(198,160,70,0.14);
  --white:      #FFFFFF;

  --serif: "Source Serif 4", Georgia, serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "IBM Plex Mono", "Courier New", monospace;

  --radius: 2px;
  --max: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--sans);
  color: var(--body);
  background: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; }

h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 600;
  color: var(--white);
  line-height: 1.16;
  margin: 0 0 0.5em 0;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 4.2vw, 3.3rem); }
h2{ font-size: clamp(1.5rem, 2.6vw, 2.05rem); }
h3{ font-size: 1.15rem; }
p{ margin: 0 0 1em 0; color: var(--body); max-width: 62ch; }
.lede{ font-size: 1.1rem; color: var(--body); max-width: 58ch; }

.eyebrow{
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.9em;
}

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 640px){ .wrap{ padding: 0 20px; } }

/* ---------- Header / nav ---------- */
header.site{
  background: var(--ink);
  border-bottom: 1px solid var(--ink-line);
}
.nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.brand{
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: 0.01em;
}
.brand .tagline{
  display:block;
  font-family: var(--sans);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--body-dim);
  margin-top: 2px;
}
.brand svg{ width: 34px; height: 34px; flex-shrink:0; }
.navlinks{
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0; padding: 0;
}
.navlinks a{
  text-decoration: none;
  color: var(--body);
  font-size: 0.92rem;
  transition: color 0.15s ease;
}
.navlinks a:hover{ color: var(--paper); }
.navlinks a[aria-current="page"]{ color: var(--gold); }
.navlinks a.nav-cta{
  border: 1px solid var(--gold);
  color: var(--gold) !important;
  padding: 9px 18px;
  border-radius: var(--radius);
}
.navlinks a.nav-cta:hover{ background: var(--gold-soft); }

/* ---------- Hero ---------- */
.hero{
  background: var(--ink);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--ink-line);
}
.hero-grid{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--ink-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--ink-line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, black 60%, transparent);
}
.hero .wrap{
  padding-top: 80px;
  padding-bottom: 76px;
  position: relative;
  z-index: 1;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 13px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color .15s ease, color .15s ease;
}
.btn-gold{
  background: var(--gold);
  color: var(--ink);
}
.btn-gold:hover{ background: #D9B65C; }
.btn-outline{
  background: transparent;
  color: var(--paper);
  border-color: rgba(255,255,255,0.28);
}
.btn-outline:hover{ border-color: var(--paper); }
.btn-outline-gold{
  background: transparent;
  color: var(--gold);
  border-color: var(--gold);
}
.btn-outline-gold:hover{ background: var(--gold-soft); }

/* ---------- Sections ---------- */
section{ padding: 76px 0; }
.section-panel{ background: var(--ink-panel); border-top: 1px solid var(--ink-line); border-bottom: 1px solid var(--ink-line); }
.section-head{ max-width: 640px; margin-bottom: 40px; }

.grid-3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.grid-4{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.grid-2{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 44px; }
@media (max-width: 900px){ .grid-4{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 860px){ .grid-3{ grid-template-columns: 1fr; } .grid-2{ grid-template-columns: 1fr; } }
@media (max-width: 560px){ .grid-4{ grid-template-columns: 1fr; } }

/* Principle / dash items */
.dash-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  border-top: 1px solid var(--ink-line);
  padding-top: 32px;
}
@media (max-width: 900px){ .dash-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .dash-grid{ grid-template-columns: 1fr; } }
.dash-item .dash{
  width: 22px; height: 1px;
  background: var(--gold);
  margin-bottom: 16px;
}
.dash-item h3{ font-size: 1.05rem; margin-bottom: 8px; }
.dash-item p{ font-size: 0.92rem; margin: 0; }

/* Cards */
.card{
  background: var(--ink-panel);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  padding: 28px;
}
.card h3{ margin-bottom: 10px; font-size: 1.1rem; }
.card p{ font-size: 0.93rem; margin-bottom: 0; }
.card .avatar{
  width: 46px; height: 46px;
  background: var(--gold-soft);
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--serif);
  font-size: 1.1rem;
  display: flex; align-items:center; justify-content:center;
  margin-bottom: 20px;
}
.card .role-title{ font-size: 1.05rem; color: var(--white); font-family: var(--serif); margin-bottom: 2px; }
.card .role-sub{ font-size: 0.78rem; color: var(--gold); font-weight: 600; letter-spacing: 0.02em; margin-bottom: 14px; }
.card .role-desc{ font-size: 0.88rem; margin-bottom: 16px; }
.tagrow{ display:flex; flex-wrap: wrap; gap: 8px; border-top: 1px solid var(--ink-line); padding-top: 14px; }
.tag{
  font-family: var(--sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 5px 9px;
  border-radius: var(--radius);
}
.tag-neutral{
  color: var(--body);
  border-color: rgba(255,255,255,0.2);
}

/* ---------- Service blocks (services page) ---------- */
.service-block{ border-bottom: 1px solid var(--ink-line); padding: 52px 0; }
.service-block:first-of-type{ padding-top: 8px; }
.service-block:last-of-type{ border-bottom: none; }
.service-head{ display: grid; grid-template-columns: 220px 1fr; gap: 40px; margin-bottom: 26px; }
@media (max-width: 780px){ .service-head{ grid-template-columns: 1fr; gap: 12px; } }
.service-num{ font-family: var(--sans); font-weight: 700; font-size: 0.72rem; color: var(--gold); letter-spacing: 0.1em; text-transform: uppercase; padding-top: 6px; }
.service-body{ max-width: 640px; }
.checklist{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns: 1fr 1fr; gap: 12px 32px; max-width: 760px; }
@media (max-width:640px){ .checklist{ grid-template-columns: 1fr; } }
.checklist li{ font-size: 0.92rem; color: var(--paper); padding-left: 22px; position: relative; }
.checklist li::before{ content:""; position:absolute; left:0; top:8px; width:8px; height:1px; background: var(--gold); }

/* Approach steps */
.approach{ display: grid; grid-template-columns: repeat(4,1fr); gap: 0; border-top: 1px solid var(--ink-line); border-left: 1px solid var(--ink-line); }
@media (max-width: 900px){ .approach{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .approach{ grid-template-columns: 1fr; } }
.approach-step{ border-right: 1px solid var(--ink-line); border-bottom: 1px solid var(--ink-line); padding: 26px 22px; background: var(--ink-panel); }
.approach-step .step-tag{ font-family: var(--sans); font-weight:700; font-size: 0.68rem; color: var(--gold); letter-spacing: 0.1em; }
.approach-step h3{ margin: 10px 0 8px 0; font-size: 1.02rem; }
.approach-step p{ font-size: 0.88rem; margin:0; }

/* ---------- CTA band (split) ---------- */
.cta-band{
  background: var(--ink);
  border-top: 1px solid var(--gold);
}
.cta-band .wrap{
  display:flex; align-items:center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding-top: 52px; padding-bottom: 52px;
}
.cta-band h2{ margin-bottom: 6px; }
.cta-band p{ margin: 0; }
.cta-actions{ display:flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Contact page ---------- */
.contact-grid{ display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; }
@media (max-width: 900px){ .contact-grid{ grid-template-columns: 1fr; } }
.info-list{ list-style:none; margin: 22px 0 0 0; padding: 0; }
.info-list li{ border-top: 1px solid var(--ink-line); padding: 16px 0; display:flex; justify-content: space-between; gap: 20px; font-size: 0.94rem; }
.info-list li:last-child{ border-bottom: 1px solid var(--ink-line); }
.info-list .k{ font-weight: 700; font-size: 0.7rem; letter-spacing: 0.08em; color: var(--gold); text-transform: uppercase; padding-top: 2px; }
.info-list .v{ color: var(--paper); text-align: right; }

form.audit-form{ background: var(--ink-panel); border: 1px solid var(--ink-line); padding: 30px; }
form.audit-form .field{ margin-bottom: 20px; }
form.audit-form label{ display:block; font-weight:700; font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--body-dim); margin-bottom: 7px; }
form.audit-form input[type="text"], form.audit-form input[type="email"], form.audit-form input[type="tel"], form.audit-form select, form.audit-form textarea{
  width: 100%; font-family: var(--sans); font-size: 0.95rem; padding: 11px 12px;
  border: 1px solid var(--ink-line); border-radius: var(--radius); background: var(--ink); color: var(--paper);
}
form.audit-form textarea{ resize: vertical; min-height: 110px; }
form.audit-form .row2{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width:560px){ form.audit-form .row2{ grid-template-columns: 1fr; } }
.checkgroup{ display:flex; flex-wrap:wrap; gap: 10px 18px; }
.checkgroup label{ display:flex; align-items:center; gap:8px; text-transform:none; font-weight: 400; font-size: 0.9rem; color: var(--paper); letter-spacing: normal; }
.checkgroup input{ accent-color: var(--gold); }

.next-steps{ list-style:none; counter-reset: step; margin:0; padding:0; }
.next-steps li{ counter-increment: step; padding: 18px 0 18px 46px; position:relative; border-top: 1px solid var(--ink-line); font-size: 0.92rem; color: var(--body); }
.next-steps li:last-child{ border-bottom: 1px solid var(--ink-line); }
.next-steps li::before{ content: counter(step, decimal-leading-zero); position:absolute; left:0; top:16px; font-family: var(--mono); font-size: 0.75rem; color: var(--gold); }
.next-steps b{ color: var(--paper); }

/* ---------- Footer ---------- */
footer.site{ background: var(--ink); padding: 56px 0 0 0; border-top: 1px solid var(--ink-line); }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
@media (max-width: 900px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; } }
.footer-brand .brand{ margin-bottom: 14px; }
.footer-brand p{ font-size: 0.9rem; max-width: 40ch; }
.footer-badges{ display:flex; flex-wrap:wrap; gap: 8px; margin-top: 14px; }
.footer-col h4{ font-family: var(--sans); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); margin-bottom: 16px; }
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap: 11px; }
.footer-col a{ text-decoration:none; color: var(--body); font-size: 0.9rem; }
.footer-col a:hover{ color: var(--paper); }
.footer-bottom{ border-top: 1px solid var(--ink-line); padding: 22px 0; display:flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 0.78rem; color: var(--body-dim); }

/* Accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--gold); outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } *{ transition:none !important; } }