/* ==========================================================================
   nickayton.com — shared stylesheet
   Design language: clinical field manual. Grotesque display, serif body,
   mono utility labels. Cool grey paper, oxblood accent used sparingly.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:      #12171C;
  --graphite: #2B333B;
  --steel:    #66707A;
  --rule:     #D7DBD8;
  --rule-dk:  #2E3740;
  --paper:    #F4F5F3;
  --white:    #FFFFFF;
  --oxblood:  #8E1F1B;
  --alert:    #C8322B;
  --vital:    #1D6B57;

  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --body:    'Source Serif 4', Georgia, serif;
  --mono:    'IBM Plex Mono', ui-monospace, Menlo, monospace;

  --wrap: 1180px;
  --gut: clamp(20px, 5vw, 56px);
}

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

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} *{animation:none!important;transition:none!important;} }

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:clamp(17px,1.05vw,19px);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}

.wrap{ max-width:var(--wrap); margin:0 auto; padding-inline:var(--gut); }
.narrow{ max-width:760px; }

/* ---------- type ---------- */
h1,h2,h3,h4{ font-family:var(--display); font-weight:800; letter-spacing:-0.022em; line-height:1.03; margin:0 0 .5em; }
h1{ font-size:clamp(2.5rem,6.2vw,4.6rem); }
h2{ font-size:clamp(1.95rem,3.7vw,3rem); letter-spacing:-0.02em; }
h3{ font-size:clamp(1.15rem,1.7vw,1.45rem); font-weight:700; letter-spacing:-0.012em; line-height:1.18; }
h4{ font-size:1rem; font-weight:700; letter-spacing:-0.005em; }
p{ margin:0 0 1.15em; }
p.lede{ font-size:clamp(1.15rem,1.7vw,1.4rem); line-height:1.5; color:var(--graphite); }
strong{ font-weight:600; }
a{ color:inherit; }

.eyebrow{
  font-family:var(--mono); font-size:.7rem; font-weight:500;
  letter-spacing:.19em; text-transform:uppercase; color:var(--oxblood);
  margin:0 0 1.15rem; display:block;
}
.eyebrow.muted{ color:var(--steel); }
.eyebrow.on-dark{ color:#E0A19C; }

.kicker{ font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--steel); }

/* ---------- rules & sections ---------- */
section{ padding-block:clamp(56px,7.5vw,104px); }
.hr{ border:0; border-top:1px solid var(--rule); margin:0; }
.section-head{ border-top:2px solid var(--ink); padding-top:1.1rem; margin-bottom:clamp(28px,3.4vw,48px); }

.dark{ background:var(--ink); color:#EDEFEC; }
.dark h1,.dark h2,.dark h3{ color:#fff; }
.dark p{ color:#B8C0C6; }
.dark .hr{ border-color:var(--rule-dk); }
.dark .section-head{ border-top-color:#5D6871; }

/* ---------- header ---------- */
.masthead{
  position:sticky; top:0; z-index:60;
  background:rgba(244,245,243,.94); backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--rule);
}
.masthead .bar{ display:flex; align-items:center; gap:1.5rem; height:64px; }
.brand{
  font-family:var(--display); font-weight:800; font-size:1.02rem;
  letter-spacing:.01em; text-decoration:none; margin-right:auto; white-space:nowrap;
}
.brand span{ color:var(--oxblood); }
.nav{ display:flex; gap:1.45rem; align-items:center; }
.nav a{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.1em; text-transform:uppercase;
  text-decoration:none; color:var(--graphite); padding-block:6px; border-bottom:1.5px solid transparent;
}
.nav a:hover,.nav a[aria-current="page"]{ color:var(--ink); border-bottom-color:var(--oxblood); }
.nav-toggle{ display:none; background:none; border:1px solid var(--rule); border-radius:2px; padding:8px 10px; font-family:var(--mono); font-size:.7rem; letter-spacing:.1em; text-transform:uppercase; cursor:pointer; }
@media (max-width:900px){
  .nav-toggle{ display:block; }
  .nav{ display:none; position:absolute; top:64px; left:0; right:0; flex-direction:column; align-items:flex-start; gap:0; background:var(--paper); border-bottom:1px solid var(--rule); padding:.5rem var(--gut) 1.2rem; }
  .nav.open{ display:flex; }
  .nav a{ width:100%; padding:.75rem 0; border-bottom:1px solid var(--rule); }
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.55rem;
  font-family:var(--mono); font-size:.78rem; font-weight:500; letter-spacing:.08em; text-transform:uppercase;
  text-decoration:none; padding:.95rem 1.5rem; border-radius:2px; border:1.5px solid var(--ink);
  background:var(--ink); color:#fff; cursor:pointer; transition:background .15s, color .15s, border-color .15s;
}
.btn:hover{ background:var(--oxblood); border-color:var(--oxblood); }
.btn.ghost{ background:transparent; color:var(--ink); }
.btn.ghost:hover{ background:var(--ink); color:#fff; }
.dark .btn{ background:#fff; color:var(--ink); border-color:#fff; }
.dark .btn:hover{ background:var(--alert); border-color:var(--alert); color:#fff; }
.dark .btn.ghost{ background:transparent; color:#fff; border-color:#6C767F; }
.dark .btn.ghost:hover{ background:#fff; color:var(--ink); border-color:#fff; }
.btn-row{ display:flex; flex-wrap:wrap; gap:.75rem; margin-top:1.9rem; }
:focus-visible{ outline:2.5px solid var(--oxblood); outline-offset:3px; }

/* ---------- hero ---------- */
.hero{ padding-block:clamp(48px,7vw,96px) clamp(40px,5vw,72px); }
.hero-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(32px,5vw,64px); align-items:center; }
@media (max-width:960px){ .hero-grid{ grid-template-columns:1fr; } }
.hero h1{ margin-bottom:.42em; }
.hero h1 em{ font-style:normal; color:var(--oxblood); }
.hero-sub{ font-size:clamp(1.12rem,1.6vw,1.35rem); line-height:1.5; color:var(--graphite); max-width:34ch; }

/* instrument panel (signature) */
.instrument{ background:var(--white); border:1px solid var(--rule); border-radius:3px; padding:1.4rem 1.4rem 1.1rem; }
.instrument-head{ display:flex; justify-content:space-between; align-items:baseline; border-bottom:1px solid var(--rule); padding-bottom:.7rem; margin-bottom:1rem; }
.instrument-head b{ font-family:var(--display); font-size:.92rem; font-weight:700; letter-spacing:-.01em; }
.instrument svg{ display:block; width:100%; height:auto; }
.legend{ display:flex; gap:1.4rem; flex-wrap:wrap; margin-top:.9rem; font-family:var(--mono); font-size:.66rem; letter-spacing:.07em; text-transform:uppercase; color:var(--steel); }
.legend i{ display:inline-block; width:16px; height:2px; margin-right:.45rem; vertical-align:middle; }
.instrument figcaption{ font-family:var(--mono); font-size:.62rem; letter-spacing:.06em; color:var(--steel); margin-top:.85rem; text-transform:uppercase; }
.draw{ stroke-dasharray:600; stroke-dashoffset:600; animation:draw 1.9s cubic-bezier(.4,0,.2,1) forwards; }
.draw.d2{ animation-delay:.35s; }
@keyframes draw{ to{ stroke-dashoffset:0; } }

/* ---------- pillars strip ---------- */
.pillars{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; border-top:2px solid var(--ink); border-bottom:1px solid var(--rule); }
.pillars div{ padding:1.5rem 1.4rem 1.6rem; border-right:1px solid var(--rule); }
.pillars div:last-child{ border-right:0; }
.pillars b{ display:block; font-family:var(--display); font-weight:700; font-size:1.02rem; letter-spacing:-.012em; margin-bottom:.35rem; }
.pillars p{ margin:0; font-size:.95rem; color:var(--steel); line-height:1.45; }
@media (max-width:840px){ .pillars{ grid-template-columns:1fr 1fr; } .pillars div:nth-child(2n){border-right:0;} .pillars div:nth-child(-n+2){border-bottom:1px solid var(--rule);} }
@media (max-width:520px){ .pillars{ grid-template-columns:1fr; } .pillars div{ border-right:0; border-bottom:1px solid var(--rule); } .pillars div:last-child{border-bottom:0;} }

/* ---------- generic grids & cards ---------- */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(24px,3.4vw,48px); }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(20px,2.4vw,32px); }
@media (max-width:900px){ .grid-2,.grid-3{ grid-template-columns:1fr; } }

.card{ background:var(--white); border:1px solid var(--rule); border-radius:3px; padding:1.7rem 1.6rem; display:flex; flex-direction:column; }
.card h3{ margin-bottom:.55rem; }
.card p{ font-size:.98rem; color:var(--graphite); }
.card p:last-of-type{ margin-bottom:0; }
.card .kicker{ margin-bottom:.9rem; display:block; }
.dark .card{ background:#1A2028; border-color:var(--rule-dk); }
.dark .card p{ color:#AEB7BE; }

a.card{ text-decoration:none; transition:border-color .15s, transform .15s; }
a.card:hover{ border-color:var(--ink); transform:translateY(-2px); }
.readmore{ font-family:var(--mono); font-size:.72rem; letter-spacing:.09em; text-transform:uppercase; color:var(--oxblood); margin-top:auto; padding-top:1.1rem; }

/* ---------- offer table rows ---------- */
.offer{ border-top:1px solid var(--rule); display:grid; grid-template-columns:minmax(0,1.6fr) minmax(0,2.4fr) minmax(0,.9fr); gap:clamp(16px,3vw,40px); padding:2rem 0; align-items:start; }
.offer:last-of-type{ border-bottom:1px solid var(--rule); }
.offer h3{ margin-bottom:.4rem; }
.offer p{ margin-bottom:.7rem; font-size:1rem; }
.offer ul{ margin:0; padding-left:1.1rem; font-size:.96rem; color:var(--graphite); }
.offer li{ margin-bottom:.3rem; }
.offer .meta{ font-family:var(--mono); font-size:.74rem; letter-spacing:.06em; color:var(--steel); line-height:1.7; text-transform:uppercase; }
@media (max-width:860px){ .offer{ grid-template-columns:1fr; } }

/* ---------- quote ---------- */
.pullquote{ font-family:var(--display); font-weight:600; font-size:clamp(1.4rem,2.9vw,2.15rem); line-height:1.22; letter-spacing:-.018em; max-width:22ch; }
blockquote{ margin:0; border-left:2px solid var(--oxblood); padding-left:1.4rem; }
blockquote cite{ display:block; font-family:var(--mono); font-style:normal; font-size:.74rem; letter-spacing:.09em; text-transform:uppercase; color:var(--steel); margin-top:1rem; }

/* ---------- checklist ---------- */
.checklist{ list-style:none; margin:0; padding:0; }
.checklist li{ position:relative; padding-left:1.9rem; margin-bottom:.75rem; font-size:1.02rem; }
.checklist li::before{ content:"—"; position:absolute; left:0; top:0; color:var(--oxblood); font-family:var(--mono); }

/* ---------- forms ---------- */
form.enquiry{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
form.enquiry .full{ grid-column:1/-1; }
@media (max-width:700px){ form.enquiry{ grid-template-columns:1fr; } }
label{ display:block; font-family:var(--mono); font-size:.7rem; letter-spacing:.12em; text-transform:uppercase; color:var(--steel); margin-bottom:.45rem; }
input,select,textarea{
  width:100%; font-family:var(--body); font-size:1rem; color:var(--ink);
  background:var(--white); border:1px solid var(--rule); border-radius:2px; padding:.8rem .85rem;
}
.dark input,.dark select,.dark textarea{ background:#1A2028; border-color:var(--rule-dk); color:#fff; }
textarea{ min-height:130px; resize:vertical; }
.hint{ font-size:.88rem; color:var(--steel); margin-top:.5rem; }

/* ---------- footer ---------- */
.foot{ background:var(--ink); color:#9AA4AC; padding-block:clamp(48px,5vw,72px) 2.2rem; font-size:.95rem; }
.foot a{ color:#DCE1E4; text-decoration:none; }
.foot a:hover{ color:#fff; text-decoration:underline; }
.foot h4{ font-family:var(--mono); font-size:.7rem; font-weight:500; letter-spacing:.16em; text-transform:uppercase; color:#6F7A83; margin-bottom:1rem; }
.foot-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:2.4rem; }
@media (max-width:820px){ .foot-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .foot-grid{ grid-template-columns:1fr; } }
.foot ul{ list-style:none; margin:0; padding:0; }
.foot li{ margin-bottom:.55rem; }
.foot .base{ border-top:1px solid var(--rule-dk); margin-top:2.8rem; padding-top:1.4rem; font-family:var(--mono); font-size:.7rem; letter-spacing:.06em; color:#66707A; display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap; }

/* ---------- diagnostic instrument (slow-bleed-check) ---------- */
.check-shell{ scroll-margin-top:84px; background:var(--white); border:1px solid var(--rule); border-radius:3px; overflow:hidden; }
.check-top{ display:flex; justify-content:space-between; align-items:center; gap:1rem; padding:1rem 1.4rem; border-bottom:1px solid var(--rule); font-family:var(--mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--steel); }
.progress{ height:3px; background:var(--rule); }
.progress i{ display:block; height:100%; width:0; background:var(--oxblood); transition:width .35s ease; }
.q{ padding:clamp(1.6rem,3.5vw,2.6rem) clamp(1.3rem,3vw,2.4rem); }
.q h3{ font-size:clamp(1.25rem,2.3vw,1.75rem); margin-bottom:1.5rem; max-width:30ch; }
.opts{ display:grid; gap:.6rem; }
.opt{
  text-align:left; font-family:var(--body); font-size:1.02rem; color:var(--ink);
  background:var(--paper); border:1px solid var(--rule); border-radius:2px; padding:.9rem 1.1rem; cursor:pointer;
  transition:border-color .12s, background .12s;
}
.opt:hover{ border-color:var(--ink); background:#fff; }
.opt.sel{ border-color:var(--oxblood); border-width:1.5px; background:#fff; box-shadow:inset 3px 0 0 var(--oxblood); }
.check-nav{ display:flex; justify-content:space-between; align-items:center; gap:1rem; padding:1.1rem 1.4rem; border-top:1px solid var(--rule); background:var(--paper); }
.linkbtn{ background:none; border:0; font-family:var(--mono); font-size:.74rem; letter-spacing:.09em; text-transform:uppercase; color:var(--steel); cursor:pointer; padding:.4rem 0; }
.linkbtn:hover{ color:var(--ink); }
.linkbtn[disabled]{ opacity:.35; cursor:not-allowed; }

.gauge-wrap{ scroll-margin-top:84px; padding:clamp(1.6rem,3.5vw,2.6rem) clamp(1.3rem,3vw,2.4rem); }
.score-num{ font-family:var(--display); font-weight:800; font-size:clamp(3.4rem,9vw,5.6rem); line-height:.9; letter-spacing:-.04em; }
.score-num small{ font-size:.28em; font-weight:600; color:var(--steel); letter-spacing:0; }
.band{ font-family:var(--mono); font-size:.78rem; letter-spacing:.14em; text-transform:uppercase; margin-top:.9rem; }
.meter{ height:10px; background:var(--rule); border-radius:1px; margin:1.4rem 0 .6rem; position:relative; overflow:hidden; }
.meter i{ display:block; height:100%; width:0; transition:width .8s cubic-bezier(.4,0,.2,1); }
.meter-scale{ display:flex; justify-content:space-between; font-family:var(--mono); font-size:.62rem; letter-spacing:.08em; text-transform:uppercase; color:var(--steel); }
.flags{ margin-top:2rem; border-top:1px solid var(--rule); padding-top:1.5rem; }
.flag{ display:grid; grid-template-columns:auto 1fr; gap:.9rem; padding:.8rem 0; border-bottom:1px solid var(--rule); align-items:start; }
.flag:last-child{ border-bottom:0; }
.flag .tag{ font-family:var(--mono); font-size:.62rem; letter-spacing:.09em; text-transform:uppercase; padding:.25rem .5rem; border-radius:2px; white-space:nowrap; }
.tag.hi{ background:#F7E4E3; color:var(--oxblood); }
.tag.md{ background:#F3EBDC; color:#8A6318; }
.tag.lo{ background:#E2EFEA; color:var(--vital); }
.flag p{ margin:0; font-size:.98rem; }

.hidden{ display:none !important; }

/* ---------- misc ---------- */
.stat-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--rule); border:1px solid var(--rule); }
.stat-row div{ background:var(--paper); padding:1.3rem 1.2rem; }
.stat-row b{ display:block; font-family:var(--display); font-weight:800; font-size:clamp(1.6rem,3vw,2.3rem); letter-spacing:-.03em; line-height:1; }
.stat-row span{ font-family:var(--mono); font-size:.66rem; letter-spacing:.11em; text-transform:uppercase; color:var(--steel); }
@media (max-width:640px){ .stat-row{ grid-template-columns:1fr 1fr; } }

.logo-strip{ font-family:var(--mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--steel); line-height:2.2; }
.logo-strip b{ color:var(--graphite); font-weight:500; }

table.spec{ width:100%; border-collapse:collapse; font-size:.98rem; }
table.spec th{ text-align:left; font-family:var(--mono); font-size:.68rem; letter-spacing:.11em; text-transform:uppercase; color:var(--steel); font-weight:500; padding:0 1rem .7rem 0; border-bottom:2px solid var(--ink); }
table.spec td{ padding:1rem 1rem 1rem 0; border-bottom:1px solid var(--rule); vertical-align:top; }
table.spec td:first-child{ font-family:var(--display); font-weight:700; }

.note{ background:var(--white); border-left:3px solid var(--oxblood); padding:1.3rem 1.4rem; font-size:1rem; }
.note p:last-child{ margin-bottom:0; }