/* ==========================================================================
   RPG-3N1 Consulting Engineers — "Precision" design system
   Dark editorial / technical-drawing aesthetic. Built by AIconsult-it.
   ========================================================================== */

:root{
  /* surfaces */
  --bg:      #0a0d10;              /* base dark */
  --bg2:     #0d1217;              /* raised dark panel */
  --paper:   #f1f2ef;              /* light editorial sections */
  --paper2:  #e7e9e4;
  --ink:     #0c1013;

  /* text */
  --td:      #a2abb3;              /* body on dark */
  --td-dim:  #6b747d;
  --tl:      #4a535c;              /* body on light */

  /* brand — sampled from the 3N1 logo */
  --green:       #22d63c;          /* bolt green, tuned for dark ground */
  --green-deep:  #0f8a20;          /* on light ground */
  --blue:        #4353ff;          /* RPG blue, used sparingly */
  --red:         #c62828;          /* form error state only */

  /* hairlines */
  --ld:  rgba(255,255,255,.10);    /* line on dark */
  --ld2: rgba(255,255,255,.16);
  --ll:  rgba(12,16,19,.14);       /* line on light */

  --wrap: 1400px;
  --gut: clamp(20px, 4vw, 56px);

  --disp: "Space Grotesk", "Arial Narrow", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Courier New", monospace;
  --body: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --ease: cubic-bezier(.22,.72,.24,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  margin:0;
  font-family:var(--body);
  font-size:16.5px;
  line-height:1.75;
  color:var(--td);
  background:var(--bg);
  overflow-x:hidden;
}

/* height:auto is required — the width/height HTML attributes reserve layout
   space, but without this they win over aspect-ratio. */
img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; text-decoration:none; }
p{ margin:0 0 1.2em; }
p:last-child{ margin-bottom:0; }

::selection{ background:var(--green); color:var(--ink); }

h1,h2,h3,h4{
  font-family:var(--disp);
  font-weight:700;
  color:#fff;
  margin:0 0 .5em;
  line-height:1.02;
  letter-spacing:-.015em;
}

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding:0 var(--gut); }

/* ---------- shared atoms ---------- */

.mono{
  font-family:var(--mono); font-size:.78rem; font-weight:500;
  text-transform:uppercase; letter-spacing:.16em; line-height:1.6;
}

.m-label{ color:var(--green); }
.light .m-label{ color:var(--green-deep); }

/* blueprint grid texture for dark sections */
.grid-bg{ position:relative; }
.grid-bg::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:112px 112px;
  mask-image:linear-gradient(180deg, #000, transparent 88%);
  -webkit-mask-image:linear-gradient(180deg, #000, transparent 88%);
}
.grid-bg > *{ position:relative; }

/* section chrome: hairline top + mono kicker row */
.sec{ padding:clamp(84px,11vh,150px) 0; }
.sec-head{
  display:flex; align-items:baseline; justify-content:space-between;
  gap:24px; border-top:1px solid var(--ld); padding-top:22px;
  margin-bottom:clamp(44px,6vw,84px); flex-wrap:wrap;
}
.light .sec-head{ border-top-color:var(--ll); }
.sec-head .mono{ color:var(--td-dim); }
.light .sec-head .mono{ color:var(--tl); }
.sec-title{
  font-size:clamp(1.7rem,3.4vw,2.9rem);
  text-transform:uppercase; letter-spacing:-.02em; margin:0;
}
.light .sec-title{ color:var(--ink); }
.sec-sub{ max-width:560px; font-size:1.05rem; }

/* light sections */
.light{ background:var(--paper); color:var(--tl); }
.light h1,.light h2,.light h3,.light h4{ color:var(--ink); }

/* outlined ghost type */
.outline{
  color:transparent;
  -webkit-text-stroke:1.5px rgba(255,255,255,.85);
}
@supports not (-webkit-text-stroke:1px #fff){
  .outline{ color:#fff; }
}
.light .outline{ -webkit-text-stroke-color:rgba(12,16,19,.8); }

/* figure caption — the "FIG." device used on all imagery */
.fig{ position:relative; }
.fig img{ width:100%; object-fit:cover; filter:saturate(.82) contrast(1.04); }
.fig figcaption{
  display:flex; justify-content:space-between; gap:16px;
  font-family:var(--mono); font-size:.72rem; letter-spacing:.14em;
  text-transform:uppercase; color:var(--td-dim);
  border:1px solid var(--ld); border-top:0; padding:10px 14px;
}
.light .fig figcaption{ border-color:var(--ll); color:var(--tl); }
.fig--framed img{ border:1px solid var(--ld); }
.light .fig--framed img{ border-color:var(--ll); }

/* crosshair corner marks */
.xh{ position:relative; }
.xh::before,.xh::after{
  font-family:var(--mono); color:var(--td-dim); font-size:.85rem;
  position:absolute; line-height:1; pointer-events:none;
}
.xh::before{ content:"+"; top:-7px; left:-3px; }
.xh::after{ content:"+"; bottom:-7px; right:-3px; }

/* buttons */
.btn{
  display:inline-flex; align-items:center; gap:14px;
  font-family:var(--mono); font-size:.8rem; font-weight:500;
  text-transform:uppercase; letter-spacing:.18em;
  padding:18px 28px; border:1px solid var(--ld2); color:#fff;
  background:transparent; cursor:pointer;
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s;
}
.btn .ar{ transition:transform .3s var(--ease); }
.btn:hover .ar{ transform:translateX(6px); }
.btn--solid{ background:var(--green); border-color:var(--green); color:var(--ink); }
.btn--solid:hover{ background:#fff; border-color:#fff; color:var(--ink); }
.btn--line:hover{ border-color:#fff; }
.light .btn--line{ border-color:rgba(12,16,19,.35); color:var(--ink); }
.light .btn--line:hover{ border-color:var(--ink); }

.link-m{
  font-family:var(--mono); font-size:.78rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--green); display:inline-flex; gap:10px; align-items:center;
  transition:gap .3s var(--ease);
}
.link-m:hover{ gap:16px; }
.light .link-m{ color:var(--green-deep); }

/* ---------- header ---------- */

.header{
  position:fixed; top:0; left:0; right:0; z-index:90;
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease), border-color .35s;
}
.header.is-stuck{
  background:rgba(10,13,16,.88);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom-color:var(--ld);
}
.header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:76px; gap:28px;
}
.brand{ display:flex; align-items:center; flex:none; }
.brand img{ height:44px; width:auto; }
@media (max-width:640px){ .brand img{ height:34px; } }
.brand__t{ display:flex; flex-direction:column; line-height:1.1; }
.brand__t b{
  font-family:var(--disp); font-weight:700; font-size:1.12rem; color:#fff;
  letter-spacing:.02em;
}
.brand__t span{
  font-family:var(--mono); font-size:.58rem; letter-spacing:.34em;
  text-transform:uppercase; color:var(--td-dim);
}

.nav{ display:flex; gap:34px; margin-left:auto; }
.nav a{
  font-family:var(--mono); font-size:.75rem; letter-spacing:.18em;
  text-transform:uppercase; color:var(--td);
  padding:8px 0; position:relative; transition:color .25s;
}
.nav a::after{
  content:""; position:absolute; left:0; bottom:2px; height:1px; width:0;
  background:var(--green); transition:width .3s var(--ease);
}
.nav a:hover{ color:#fff; }
.nav a:hover::after,.nav a.is-active::after{ width:100%; }
.nav a.is-active{ color:#fff; }

.header .btn{ padding:13px 22px; flex:none; }

.burger{
  display:none; width:48px; height:48px; border:1px solid var(--ld2);
  background:transparent; cursor:pointer; padding:0;
  align-items:center; justify-content:center; flex-direction:column; gap:6px;
}
.burger span{ width:20px; height:1.5px; background:#fff; transition:transform .3s var(--ease), opacity .2s; }
.burger.is-open span:nth-child(1){ transform:translateY(7.5px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-7.5px) rotate(-45deg); }

.mobile-nav{
  display:none; position:fixed; inset:0; z-index:80; background:var(--bg);
  padding:120px var(--gut) 48px; overflow-y:auto;
  opacity:0; pointer-events:none; transition:opacity .35s var(--ease);
}
.mobile-nav.is-open{ opacity:1; pointer-events:auto; }
.mobile-nav a{
  display:flex; align-items:baseline; gap:18px;
  font-family:var(--disp); font-weight:700; font-size:clamp(1.6rem,7vw,2.3rem);
  text-transform:uppercase; color:#fff; padding:18px 0;
  border-bottom:1px solid var(--ld);
}
.mobile-nav a i{
  font-style:normal; font-family:var(--mono); font-size:.75rem;
  color:var(--green); letter-spacing:.2em;
}
.mobile-nav .btn{ margin-top:36px; width:100%; justify-content:center; }

/* ---------- hero ---------- */

.hero{
  position:relative; min-height:100svh;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding:150px 0 0; overflow:hidden;
}
.hero__media{
  position:absolute; top:10%; right:0; width:47%; height:76%;
  border:1px solid var(--ld);
}
.hero__media img{
  width:100%; height:100%; object-fit:cover;
  filter:grayscale(.35) contrast(1.06) brightness(.8);
}
.hero__media::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(10,13,16,.92) 0%, rgba(10,13,16,.28) 55%, rgba(10,13,16,.42) 100%);
}
.hero__media figcaption{
  position:absolute; left:0; bottom:0; right:0; z-index:2;
  display:flex; justify-content:space-between;
  font-family:var(--mono); font-size:.7rem; letter-spacing:.16em;
  text-transform:uppercase; color:rgba(255,255,255,.62);
  padding:12px 16px; border-top:1px solid var(--ld);
  background:rgba(10,13,16,.55); backdrop-filter:blur(6px);
}

.hero .wrap{ position:relative; z-index:2; }
.hero__meta{
  display:flex; gap:26px; flex-wrap:wrap; color:var(--td-dim);
  margin-bottom:clamp(22px,3.5vh,40px);
}
.hero__meta .sep{ color:var(--green); }

.hero h1{
  font-size:clamp(2.4rem, 5.6vw, 4.9rem);
  text-transform:uppercase; letter-spacing:-.03em; line-height:.93;
  margin:0 0 clamp(24px,3.5vh,44px);
}
.hero h1 .l{ display:block; overflow:hidden; }
.hero h1 .l > span{ display:inline-block; transform:translateY(112%); animation:rise .9s var(--ease) forwards; }
.hero h1 .l:nth-child(2) > span{ animation-delay:.09s; }
.hero h1 .l:nth-child(3) > span{ animation-delay:.18s; }
.hero h1 .green{ color:var(--green); }
@keyframes rise{ to{ transform:translateY(0); } }

/* foot stays inside the left column so it never collides with the image panel */
.hero__foot{
  display:flex; flex-direction:column; align-items:flex-start;
  gap:30px; max-width:46%; padding-bottom:clamp(40px,6vh,72px);
}
.hero__sub{ max-width:460px; font-size:1.06rem; color:var(--td); }
.hero__cta{ display:flex; gap:14px; flex-wrap:wrap; }
.hero__meta{ max-width:50%; }

/* discipline ticker */
.marquee{
  border-block:1px solid var(--ld); background:var(--bg);
  overflow:hidden; position:relative; z-index:2;
}
.marquee__track{
  display:flex; width:max-content;
  animation:marq 46s linear infinite;
}
.marquee__seg{ display:flex; flex:none; }
.marquee__seg span{
  font-family:var(--mono); font-size:.78rem; letter-spacing:.22em;
  text-transform:uppercase; color:var(--td-dim);
  padding:15px 0 15px 28px; white-space:nowrap;
}
.marquee__seg span::after{ content:"///"; color:var(--green); margin-left:28px; }
@keyframes marq{ to{ transform:translateX(-50%); } }

/* ---------- manifesto (light) ---------- */

.manifesto .statement{
  font-family:var(--disp); font-weight:500; color:var(--ink);
  font-size:clamp(1.35rem,2.6vw,2.2rem); line-height:1.3; letter-spacing:-.01em;
  max-width:1060px; margin:0 0 clamp(40px,6vw,72px);
}
.manifesto .statement em{ font-style:normal; color:var(--green-deep); }
.manifesto__cols{
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(28px,5vw,80px);
  max-width:1060px; font-size:1rem;
}

.stats{
  display:grid; grid-template-columns:repeat(4,1fr);
  border:1px solid var(--ll); border-right:0;
  margin-top:clamp(56px,8vw,96px);
}
.stat{ border-right:1px solid var(--ll); padding:clamp(22px,3vw,40px); }
.stat b{
  display:block; font-family:var(--disp); font-weight:700; color:var(--ink);
  font-size:clamp(1.9rem,3.2vw,2.9rem); line-height:1; letter-spacing:-.015em;
  margin-bottom:10px;
}
.stat b sup{ font-size:.45em; color:var(--green-deep); top:-.7em; }
.stat .mono{ color:var(--tl); }

/* ---------- services index (dark) ---------- */

.index{ position:relative; }
.index__row{
  display:grid; grid-template-columns:1fr auto; align-items:center; /* no number column since 11 Oct 2026 */
  gap:clamp(16px,3vw,48px);
  padding:clamp(26px,3.6vw,44px) 0;
  border-bottom:1px solid var(--ld); text-decoration:none;
  position:relative; transition:padding-left .35s var(--ease);
}
.index__row:first-of-type{ border-top:1px solid var(--ld); }
.index__row::before{
  content:""; position:absolute; left:0; top:-1px; height:1px; width:0;
  background:var(--green); transition:width .5s var(--ease); z-index:2;
}
.index__row:hover::before{ width:100%; }
.index__row:hover{ padding-left:14px; }
.index__num{ font-family:var(--mono); font-size:.8rem; color:var(--td-dim); letter-spacing:.2em; }
.index__title{
  font-family:var(--disp); font-weight:700; color:#fff;
  font-size:clamp(1.45rem,3vw,2.5rem); text-transform:uppercase;
  letter-spacing:-.02em; line-height:1; transition:color .3s;
}
.index__row:hover .index__title{ color:var(--green); }
.index__tags{ font-family:var(--mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--td-dim); max-width:330px; text-align:right; line-height:1.9; }
.index__row:hover .index__tags{ color:var(--td); }

/* Hover imagery lives BEHIND the row content as a darkened full-row background —
   never as a floating panel, which covered the row text (Adam, 03/08). */
.index__row{ overflow:hidden; }
.index__row > span:not(.index__bgimg){ position:relative; z-index:1; }
.index__row > .index__bgimg{
  position:absolute; inset:0; z-index:0; opacity:0;
  pointer-events:none; transition:opacity .45s var(--ease);
}
.index__bgimg img{
  width:100%; height:100%; object-fit:cover;
  filter:grayscale(.25) brightness(.42) contrast(1.06);
}
.index__bgimg::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg, rgba(10,13,16,.85), rgba(10,13,16,.30) 55%, rgba(10,13,16,.72));
}
.index__row:hover .index__bgimg{ opacity:1; }

/* ---------- capability split ---------- */

.split{
  display:grid; grid-template-columns:1.05fr 1fr;
  gap:clamp(32px,6vw,96px); align-items:center;
}
.split--flip .split__media{ order:2; }
.split__kick{ margin-bottom:18px; display:block; }
.split h3{
  font-size:clamp(1.45rem,2.5vw,2.1rem); text-transform:uppercase;
  letter-spacing:-.02em; margin-bottom:20px;
}
/* Dark ground is the site default (body is dark; .light marks the paper
   sections), so the scope list defaults to its dark-ground colours and
   .light switches it to the paper ones. It used to be the other way round,
   which left the lists on the dark Services page in body-on-light grey,
   almost unreadable (Darren, 11 Oct 2026). */
.scope{
  list-style:none; margin:26px 0 0; padding:0;
  display:grid; grid-template-columns:1fr 1fr; gap:0;
  border-top:1px solid var(--ld);
}
.light .scope{ border-top-color:var(--ll); }
.scope li{
  font-family:var(--mono); font-size:.78rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--td); padding:12px 4px 12px 22px; border-bottom:1px solid var(--ld);
  position:relative;
}
.light .scope li{ color:var(--tl); border-bottom-color:var(--ll); }
.scope li::before{ content:"+"; position:absolute; left:2px; color:var(--green); }
.light .scope li::before{ color:var(--green-deep); }

/* ---------- works (horizontal scroll) ---------- */

.hscroll{
  display:flex; gap:22px; overflow-x:auto; padding-bottom:18px;
  scroll-snap-type:x mandatory; scrollbar-width:thin;
  scrollbar-color:var(--green) rgba(255,255,255,.08);
}
.hscroll::-webkit-scrollbar{ height:3px; }
.hscroll::-webkit-scrollbar-track{ background:rgba(255,255,255,.08); }
.hscroll::-webkit-scrollbar-thumb{ background:var(--green); }
.wcard{
  flex:0 0 min(420px, 82vw); scroll-snap-align:start;
  border:1px solid var(--ld); background:var(--bg2);
  transition:border-color .3s;
}
.wcard:hover{ border-color:var(--ld2); }
.wcard__media{ aspect-ratio:16/10; overflow:hidden; position:relative; }
.wcard__media img{ width:100%; height:100%; object-fit:cover; filter:saturate(.8) contrast(1.05) brightness(.92); transition:transform .8s var(--ease); }
.wcard:hover .wcard__media img{ transform:scale(1.05); }
.wcard__body{ padding:22px 24px 26px; }
.wcard__body .mono{ color:var(--td-dim); display:block; margin-bottom:10px; }
.wcard__body h3{ font-size:1.35rem; text-transform:uppercase; letter-spacing:-.01em; margin:0; }

/* works index table (projects page) */
.wtable{ border-top:1px solid var(--ld); }
.wtable__row{
  display:grid; grid-template-columns:2.2fr 1.3fr 1fr 1fr;
  gap:18px; align-items:baseline;
  padding:20px 4px; border-bottom:1px solid var(--ld);
  transition:background .25s, padding-left .3s var(--ease);
}
.wtable__row:hover{ background:var(--bg2); padding-left:16px; }
.wtable__row b{ font-family:var(--disp); font-weight:500; color:#fff; font-size:1.15rem; letter-spacing:.01em; }
.wtable__row span{ font-family:var(--mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--td-dim); }
.wtable__head{ border-bottom:1px solid var(--ld2); padding:12px 4px; }
.wtable__head span{ color:var(--td-dim); }

/* ---------- team ---------- */

.team{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; border:1px solid var(--ll); border-right:0; }
.team--two{ grid-template-columns:repeat(2,1fr); max-width:760px; }
.stamp{
  border-right:1px solid var(--ll); padding:clamp(26px,3.4vw,44px);
  position:relative; transition:background .3s;
}
.stamp:hover{ background:#fff; }
.stamp .mono{ color:var(--tl); display:block; margin-bottom:26px; }
.stamp__init{
  font-family:var(--disp); font-weight:700; color:var(--ink);
  font-size:clamp(2.1rem,3.2vw,2.8rem); line-height:1; letter-spacing:-.015em;
  margin-bottom:26px; position:relative; display:inline-block;
}
.stamp__init::after{
  content:""; position:absolute; left:0; bottom:-10px; width:34px; height:3px; background:var(--green-deep);
}
.stamp h3{ font-size:1.3rem; margin-bottom:4px; letter-spacing:0; }
.stamp p{ font-family:var(--mono); font-size:.72rem; letter-spacing:.12em; text-transform:uppercase; color:var(--tl); margin:0; line-height:1.9; }
.team-gap{ margin-top:56px; }

/* ---------- pillars ---------- */

.pillars{ display:grid; grid-template-columns:repeat(3,1fr); border:1px solid var(--ld); border-right:0; }
.pillar{ border-right:1px solid var(--ld); padding:clamp(26px,3.4vw,44px); }
.pillar .mono{ color:var(--green); display:block; margin-bottom:20px; }
.pillar h3{ font-size:1.3rem; margin-bottom:12px; letter-spacing:0; }
.pillar p{ font-size:.95rem; margin:0; }

/* ---------- CTA ---------- */

.cta{ text-align:left; position:relative; overflow:hidden; }
.cta h2{
  font-size:clamp(2.2rem,5.2vw,4.4rem); text-transform:uppercase;
  letter-spacing:-.025em; line-height:.98; margin:0 0 clamp(26px,3.4vw,44px);
}
.cta h2 .green{ color:var(--green); }
.cta__row{ display:flex; align-items:center; gap:26px; flex-wrap:wrap; }
.cta__row .mono{ color:var(--td-dim); }

/* ---------- page hero (inner) ---------- */

.phero{ position:relative; padding:190px 0 clamp(56px,9vh,110px); overflow:hidden; }
.phero__crumb{ color:var(--td-dim); display:flex; gap:14px; margin-bottom:26px; }
.phero__crumb a{ color:var(--td); transition:color .2s; }
.phero__crumb a:hover{ color:var(--green); }
.phero h1{
  font-size:clamp(2.1rem,4.8vw,4rem); text-transform:uppercase;
  letter-spacing:-.025em; line-height:.95; margin-bottom:26px;
}
.phero__sub{ max-width:640px; font-size:1.08rem; }

/* ---------- service detail blocks ---------- */

.svc-block{
  display:grid; grid-template-columns:minmax(240px,.9fr) 1.5fr;
  gap:clamp(28px,5vw,80px);
  padding:clamp(56px,8vw,100px) 0; border-top:1px solid var(--ld);
}
.svc-block__side{ position:relative; }
.svc-block__side .sticky{ position:sticky; top:120px; }
.svc-block__side .mono{ color:var(--green); display:block; margin-bottom:16px; }
.svc-block h2{ font-size:clamp(1.6rem,3vw,2.6rem); text-transform:uppercase; letter-spacing:-.02em; }
.svc-block__body > p{ max-width:640px; }
.svc-block .fig{ margin:34px 0; }

/* ---------- careers spec sheet ---------- */

.spec{ border:1px solid var(--ld); }
.spec__head{
  display:flex; justify-content:space-between; gap:18px; flex-wrap:wrap;
  padding:22px 30px; border-bottom:1px solid var(--ld);
  font-family:var(--mono); font-size:.75rem; letter-spacing:.16em; text-transform:uppercase;
}
.spec__head b{ color:var(--green); font-weight:500; }
.spec__meta{ display:grid; grid-template-columns:repeat(4,1fr); border-bottom:1px solid var(--ld); }
.spec__meta div{ padding:18px 30px; border-right:1px solid var(--ld); }
.spec__meta div:last-child{ border-right:0; }
.spec__meta .mono{ color:var(--td-dim); display:block; margin-bottom:6px; font-size:.66rem; }
.spec__meta b{ font-family:var(--disp); color:#fff; font-weight:500; font-size:1rem; }
.spec__body{ padding:clamp(28px,4vw,52px) 30px; }
.spec__body h2{ font-size:clamp(1.6rem,3vw,2.5rem); text-transform:uppercase; letter-spacing:-.02em; }
.spec__body h4{ font-family:var(--mono); font-size:.78rem; font-weight:500; letter-spacing:.18em; text-transform:uppercase; color:var(--green); margin:38px 0 14px; }
.spec__body .lead{ font-size:1.1rem; color:var(--td); max-width:680px; }
.spec__list{ list-style:none; margin:0; padding:0; max-width:680px; }
.spec__list li{ padding:11px 0 11px 26px; border-bottom:1px solid var(--ld); position:relative; font-size:.98rem; }
.spec__list li::before{ content:"+"; position:absolute; left:2px; color:var(--green); font-family:var(--mono); }
.spec__cta{ display:flex; gap:14px; flex-wrap:wrap; margin-top:40px; }

/* ---------- contact ---------- */

.contact-grid{ display:grid; grid-template-columns:1fr 1.15fr; gap:clamp(36px,6vw,90px); align-items:start; }
.cdetails{ border-top:1px solid var(--ll); }
.cdetail{ display:grid; grid-template-columns:130px 1fr; gap:18px; padding:20px 4px; border-bottom:1px solid var(--ll); }
.cdetail .mono{ color:var(--tl); padding-top:3px; }
.cdetail b{ font-family:var(--disp); font-weight:500; color:var(--ink); font-size:1.06rem; display:block; }
.cdetail a{ color:var(--ink); border-bottom:1px solid transparent; transition:border-color .2s, color .2s; }
.cdetail a:hover{ color:var(--green-deep); border-bottom-color:var(--green-deep); }
.cdetail small{ color:var(--tl); font-size:.9rem; }

.form{ border:1px solid var(--ll); background:#fff; padding:clamp(26px,3.6vw,48px); }
.form__head{ display:flex; justify-content:space-between; align-items:baseline; gap:14px; margin-bottom:30px; flex-wrap:wrap; }
.form__head h3{ font-size:1.5rem; text-transform:uppercase; margin:0; letter-spacing:-.01em; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ margin-bottom:18px; }
.field label{
  display:block; font-family:var(--mono); font-size:.68rem; font-weight:500;
  letter-spacing:.18em; text-transform:uppercase; color:var(--tl); margin-bottom:8px;
}
.field label .req{ color:var(--green-deep); }
.field input,.field select,.field textarea{
  width:100%; padding:14px 15px; font-family:var(--body); font-size:.98rem;
  color:var(--ink); background:var(--paper); border:1px solid var(--ll);
  border-radius:0; transition:border-color .2s, background .2s;
}
.field textarea{ resize:vertical; min-height:150px; }
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none; border-color:var(--ink); background:#fff;
}
.form .btn{ width:100%; justify-content:center; background:var(--ink); border-color:var(--ink); color:#fff; }
.form .btn:hover{ background:var(--green-deep); border-color:var(--green-deep); }
.form .btn:disabled{ opacity:.6; cursor:not-allowed; }
.form__note{ font-family:var(--mono); font-size:.68rem; letter-spacing:.14em; text-transform:uppercase; color:var(--tl); margin-top:16px; text-align:center; }

/* Honeypot — present in the DOM and in tab order to nobody. A real visitor
   never sees this field; a script that fills every input finds it and fails
   the request server-side. display:none is deliberately avoided since some
   bots skip fields hidden that way — this is hidden by position instead. */
.hp{
  position:absolute; left:-9999px; top:auto; width:1px; height:1px;
  overflow:hidden; margin:0; padding:0; border:0;
}

.form__status{ margin-top:14px; padding:12px 14px; font-size:.92rem; line-height:1.5; display:none; }
.form__status.is-show{ display:block; }
.form__status.is-ok{ background:rgba(15,138,32,.08); border:1px solid var(--green-deep); color:var(--green-deep); }
.form__status.is-err{ background:rgba(198,40,40,.08); border:1px solid var(--red); color:var(--red); }
.form__status.is-sending{ background:var(--paper2); border:1px solid var(--ll); color:var(--tl); }

.map-embed{ border:1px solid var(--ll); }
.map-embed iframe{ display:block; width:100%; height:420px; border:0; filter:grayscale(1) contrast(1.04); }

/* ---------- prose (privacy) ---------- */

.prose{ max-width:760px; }
.prose h3{ font-size:1.35rem; margin:2.2em 0 .6em; letter-spacing:0; }
.prose .lead{ font-size:1.12rem; }
.prose ul{ padding-left:0; list-style:none; }
.prose li{ padding:10px 0 10px 24px; border-bottom:1px solid var(--ll); position:relative; }
.prose li::before{ content:"+"; position:absolute; left:0; color:var(--green-deep); font-family:var(--mono); }
.prose a{ color:var(--green-deep); }

/* ---------- footer (engineering title block) ---------- */

.footer{ border-top:1px solid var(--ld); background:var(--bg); }
.footer__top{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  border-bottom:1px solid var(--ld);
}
.footer__cell{ padding:clamp(18px,2.2vw,30px) clamp(18px,2.2vw,30px); border-right:1px solid var(--ld); }
.footer__cell:last-child{ border-right:0; }
.footer__cell > .mono{ color:var(--td-dim); display:block; margin-bottom:14px; }
/* The white patch here existed only because the old logo could not sit on
   a dark ground. The reversed lockup can, so the box goes. */
.footer__logo{ display:inline-block; margin-bottom:16px; }
.footer__logo img{ height:64px; width:auto; max-width:100%; }
.footer__cell p{ font-size:.9rem; line-height:1.6; }
.footer__cell ul{ list-style:none; margin:0; padding:0; }
.footer__cell ul a{
  display:block; font-family:var(--mono); font-size:.78rem; letter-spacing:.14em;
  text-transform:uppercase; color:var(--td); padding:4px 0; transition:color .2s, padding-left .25s var(--ease);
}
.footer__cell ul a:hover{ color:var(--green); padding-left:8px; }
.footer__block{
  display:grid; grid-template-columns:repeat(4,1fr);
  border-bottom:1px solid var(--ld);
}
.footer__block div{ padding:10px clamp(18px,2.2vw,30px); border-right:1px solid var(--ld); }
.footer__block div:last-child{ border-right:0; }
.footer__block .mono{ color:var(--td-dim); font-size:.62rem; display:block; }
.footer__block b{ font-family:var(--mono); font-weight:500; font-size:.74rem; letter-spacing:.14em; text-transform:uppercase; color:#fff; }
.footer__bar{
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  padding:13px var(--gut);
  font-family:var(--mono); font-size:.68rem; letter-spacing:.14em;
  text-transform:uppercase; color:var(--td-dim);
}
.footer__bar a:hover{ color:var(--green); }

/* ---------- reveal system ----------
   Content is visible by default; hidden states only apply when JS runs
   (the .js class), so a JS failure can never blank the page. */
.js .rv{ opacity:0; transform:translateY(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.js .rv.is-in{ opacity:1; transform:none; }
.js .rv-wipe{ clip-path:inset(0 100% 0 0); transition:clip-path 1s var(--ease); }
.js .rv-wipe.is-in{ clip-path:inset(0 0 0 0); }

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
  .js .rv,.js .rv-wipe{ opacity:1; transform:none; clip-path:none; }
  .hero h1 .l > span{ transform:none; animation:none; }
  .marquee__track{ animation:none; }
}

/* ==========================================================================
   responsive
   ========================================================================== */

@media (max-width:1120px){
  .nav{ gap:22px; }
  .footer__top{ grid-template-columns:1fr 1fr; }
  .footer__cell:nth-child(2){ border-right:0; }
  .index__preview{ display:none; }
}

@media (max-width:900px){
  .nav,.header .btn{ display:none; }
  .burger{ display:flex; }
  .mobile-nav{ display:block; }

  .hero{ min-height:auto; padding-top:130px; }
  .hero__media{ position:relative; top:auto; right:auto; width:auto; height:auto; aspect-ratio:16/10; order:2; margin:44px var(--gut) 16px; }
  .hero{ display:block; }
  .hero__foot{ padding-bottom:48px; max-width:none; }
  .hero__meta{ max-width:none; }

  .split,.split--flip{ grid-template-columns:1fr; }
  .split--flip .split__media{ order:0; }
  .manifesto__cols{ grid-template-columns:1fr; }
  .stats{ grid-template-columns:1fr 1fr; border-right:1px solid var(--ll); }
  .stat:nth-child(even){ border-right:0; }
  .stat{ border-bottom:1px solid var(--ll); }
  .stat:nth-last-child(-n+2){ border-bottom:0; }
  .team{ grid-template-columns:1fr 1fr; border-right:1px solid var(--ll); }
  .stamp{ border-bottom:1px solid var(--ll); }
  .stamp:nth-child(even){ border-right:0; }
  .pillars{ grid-template-columns:1fr; border-right:1px solid var(--ld); }
  .pillar{ border-right:0; border-bottom:1px solid var(--ld); }
  .pillar:last-child{ border-bottom:0; }
  .svc-block{ grid-template-columns:1fr; }
  .svc-block__side .sticky{ position:static; }
  .contact-grid{ grid-template-columns:1fr; }
  .index__row{ grid-template-columns:1fr; }
  .index__tags{ display:none; }
  .wtable__row{ grid-template-columns:1.6fr 1fr; }
  .wtable__row span:nth-child(4),.wtable__head span:nth-child(4){ display:none; }
  .spec__meta{ grid-template-columns:1fr 1fr; }
  .spec__meta div{ border-bottom:1px solid var(--ld); }
  .spec__meta div:nth-child(even){ border-right:0; }
  .spec__meta div:nth-last-child(-n+2){ border-bottom:0; }
}

@media (max-width:620px){
  body{ font-size:15.5px; }
  .brand__t span{ display:none; }
  .sec{ padding:64px 0; }
  .sec-head{ flex-direction:column; gap:10px; }
  .hero__cta .btn,.cta__row .btn{ width:100%; justify-content:center; }
  .hero__meta{ gap:14px; }
  .team,.team--two{ grid-template-columns:1fr; }
  .stamp{ border-right:0; }
  .stamp:nth-last-child(1){ border-bottom:0; }
  .stats{ grid-template-columns:1fr; }
  .stat{ border-right:0 !important; border-bottom:1px solid var(--ll); }
  .stat:last-child{ border-bottom:0; }
  .form-row{ grid-template-columns:1fr; gap:0; }
  .footer__top{ grid-template-columns:1fr; }
  .footer__cell{ border-right:0; border-bottom:1px solid var(--ld); }
  .footer__cell:last-child{ border-bottom:0; }
  .footer__block{ grid-template-columns:1fr 1fr; }
  .footer__block div{ border-bottom:1px solid var(--ld); }
  .footer__block div:nth-child(even){ border-right:0; }
  .footer__block div:nth-last-child(-n+2){ border-bottom:0; }
  .wtable__row{ grid-template-columns:1fr; gap:4px; }
  .wtable__head{ display:none; }
  .cdetail{ grid-template-columns:1fr; gap:4px; }
}

/* ---- client feedback: feedback.html, what-our-clients-say.html, home ---- */
.fb-wrap{ max-width:780px; margin:0 auto; }
.stars-field{ border:0; padding:0; margin:0 0 18px; min-width:0; }
.stars-field legend{
  display:block; font-family:var(--mono); font-size:.68rem; font-weight:500;
  letter-spacing:.18em; text-transform:uppercase; color:var(--tl); margin-bottom:8px; padding:0;
}
.stars-field legend .req{ color:var(--green-deep); }
.stars{ display:inline-flex; flex-direction:row-reverse; gap:6px; position:relative; }
.stars input{ position:absolute; opacity:0; width:1px; height:1px; }
.stars label{ font-size:2.2rem; line-height:1; color:var(--ll); cursor:pointer; transition:color .15s; }
.stars label:hover, .stars label:hover ~ label, .stars input:checked ~ label{ color:#d97706; }
.stars input:focus-visible + label{ outline:2px solid var(--green-deep); outline-offset:3px; }
.vh{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.field label small{ text-transform:none; letter-spacing:0; font-family:var(--body); }
.field.consent .tick{
  display:flex; gap:12px; align-items:flex-start; font-family:var(--body); font-size:.96rem;
  letter-spacing:0; text-transform:none; color:var(--ink); cursor:pointer;
}
.field.consent input{ width:auto; margin-top:3px; flex:0 0 auto; }
.fb-note{ font-size:.86rem; line-height:1.55; color:var(--tl); margin-top:16px; }
.fb-thanks p{ line-height:1.6; }
.fb-thanks .btn{ margin-top:20px; }
.says-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(300px, 1fr)); gap:22px; }
.say{ margin:0; background:#fff; border:1px solid var(--ll); padding:26px 26px 22px; display:flex; flex-direction:column; gap:14px; }
.say__stars{ color:#d97706; letter-spacing:2px; }
.say__text{ margin:0; font-size:1.02rem; line-height:1.6; }
.say__who{ display:flex; flex-direction:column; gap:2px; }
.say__who small{ color:var(--tl); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; }
.says-empty{ color:var(--tl); }
.says-note{ font-size:.92rem; line-height:1.55; color:var(--tl); margin:10px 0 26px; max-width:46rem; }
.says-note a{ color:inherit; border-bottom:1px solid currentColor; }
.say__better{ margin:0; font-size:.94rem; line-height:1.55; display:flex; flex-direction:column; gap:4px; }
.say__better .mono{ font-size:.66rem; letter-spacing:.16em; text-transform:uppercase; color:var(--tl); }
.consent-note{ display:block; margin-top:6px; font-size:.82rem; line-height:1.5; color:var(--tl); }
.fb-note a{ color:inherit; border-bottom:1px solid currentColor; }