/* =========================================================================
   Rubus — site stylesheet
   Brand palette is inspired by the Rubus genus (brambles: blackberry /
   raspberry). Swap the values in :root to match your official brand kit.
   ========================================================================= */

:root{
  /* --- Rubus brand palette (sampled from the official Iricus/Rubus site) --- */
  --paper:#FFF7F5;      /* peach body background   */
  --paper-2:#FFECE8;    /* alt peach section       */
  --blush:#FFE7E0;      /* soft peach tint band    */
  --ink:#1B022F;        /* deep plum — text/dark bg*/
  --ink-70:rgba(27,2,47,.70);
  --ink-50:rgba(27,2,47,.50);
  --rubus:#A63C21;      /* brand rust (from the Rubus logo) */
  --bramble:#7E2C17;    /* darker rust (hover)     */
  --leaf:#4E9E5C;       /* brand green             */
  --line:rgba(27,2,47,.12);
  /* accent tints for colour-coded service cards */
  --coral:#FFC8BB;
  --mint:#C7E5C9;
  --sky:#D0DFE4;
  --gold:#D9C565;
  --violet:#B061DF;

  /* --- Type --- */
  --display:"Fraunces",Georgia,"Times New Roman",serif;
  --body:"Hanken Grotesk","Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",monospace;

  /* --- Layout --- */
  --maxw:1160px;
  --gutter:clamp(20px,5vw,64px);
  --r:14px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:clamp(16px,1.05vw,17px);
  line-height:1.6;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

/* ---------- Type scale ---------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:400;line-height:1.04;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2.6rem,6.5vw,5rem);font-optical-sizing:auto}
h2{font-size:clamp(2rem,4vw,3.1rem)}
h3{font-size:clamp(1.3rem,2.2vw,1.7rem);line-height:1.12}
h4{font-size:1.12rem;line-height:1.2}
p{margin:0 0 1em}
.lead{font-size:clamp(1.15rem,1.7vw,1.45rem);line-height:1.5;color:var(--ink-70);font-weight:400}

/* Eyebrow / kicker — mono, precise, "lab notebook" feel */
.eyebrow{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--rubus);
  margin:0 0 1.1rem;
  display:inline-flex;
  align-items:center;
  gap:.6rem;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--rubus);opacity:.6}

/* ---------- Layout primitives ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(64px,9vw,128px)}
.section--tight{padding-block:clamp(48px,6vw,84px)}
.bg-alt{background:var(--paper-2)}
.bg-blush{background:var(--blush)}
.bg-ink{background:var(--ink);color:var(--paper)}
.bg-ink .lead{color:rgba(251,249,250,.7)}
.bg-ink .eyebrow{color:#E9A9C6}
.bg-ink .eyebrow::before{background:#E9A9C6}

.divider{height:1px;background:var(--line);border:0;margin:0}

/* Skip link */
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.6rem 1rem;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(251,249,250,.82);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:var(--maxw);margin-inline:auto;
  padding:14px var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--body);font-weight:700;font-size:1.32rem;letter-spacing:.04em;text-transform:uppercase;color:var(--rubus)}
.brand .brand-mark{width:auto;height:34px}
.brand svg{width:30px;height:30px;flex:none}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{
  font-size:.95rem;padding:8px 13px;border-radius:8px;color:var(--ink-70);
  transition:color .18s,background .18s;
}
.nav-links a:hover{color:var(--ink);background:rgba(162,29,90,.07)}
.nav-links a[aria-current="page"]{color:var(--rubus);font-weight:500}
.nav-cta{
  font-family:var(--body);font-size:.9rem;font-weight:500;
  padding:9px 18px;border-radius:999px;background:var(--ink);color:var(--paper)!important;
}
.nav-cta:hover{background:var(--bramble)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:9px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;transition:.2s}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  font-weight:500;font-size:.98rem;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s,background .18s,color .18s,border-color .18s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--rubus);color:#fff}
.btn-primary:hover{background:var(--bramble)}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.bg-ink .btn-ghost{border-color:rgba(255,255,255,.28);color:#fff}
.bg-ink .btn-ghost:hover{border-color:#fff}
.arrow-link{font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--rubus);display:inline-flex;gap:.5em;align-items:center}
.arrow-link span{transition:transform .18s}
.arrow-link:hover span{transform:translateX(4px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(60px,10vw,120px)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero h1{margin-bottom:.35em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2rem}
.hero-figure{position:relative;aspect-ratio:1/1}
.hero-photo{width:100%;height:100%;object-fit:cover;border-radius:20px;box-shadow:0 30px 60px -34px rgba(27,2,47,.55)}
.hero-collage{display:grid;grid-template-columns:.82fr 1fr 1fr;grid-template-rows:1fr 1fr;gap:14px;width:100%;height:100%}
.hero-collage img{width:100%;height:100%;object-fit:cover;border-radius:16px;display:block;box-shadow:0 22px 44px -30px rgba(27,2,47,.55)}
.hc-a{grid-column:1;grid-row:1/3;align-self:center;aspect-ratio:4/3}
.hc-b{grid-column:2;grid-row:1}
.hc-c{grid-column:2;grid-row:2}
.hc-d{grid-column:3;grid-row:1/3}
.bramble-art{width:100%;height:auto;overflow:visible}
.hero-stat{
  position:absolute;bottom:6%;left:0;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;box-shadow:0 18px 40px -28px rgba(26,18,32,.5);
}
.hero-stat b{font-family:var(--display);font-size:2rem;display:block;line-height:1}
.hero-stat span{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-50)}

/* ---------- Section heading block ---------- */
.head{max-width:60ch}
.head-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);align-items:end}
.head-split .head{max-width:none}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:30px 28px;display:flex;flex-direction:column;gap:12px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.bg-alt .card{background:#fff}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 48px -34px rgba(26,18,32,.45);border-color:transparent}
.card .num{font-family:var(--mono);font-size:.75rem;letter-spacing:.16em;color:var(--rubus)}
.card p{color:var(--ink-70);margin:0}
.card-link{margin-top:auto;padding-top:8px}

/* Feature list rows (services) */
.rows{border-top:1px solid var(--line)}
.row{
  display:grid;grid-template-columns:64px 1fr 1.3fr;gap:28px;align-items:start;
  padding:34px 0;border-bottom:1px solid var(--line);
}
.row .num{font-family:var(--mono);color:var(--rubus);font-size:.9rem;padding-top:.4em}
.row h3{margin-bottom:.1em}
.row p{color:var(--ink-70);margin:0}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--leaf);border:1px solid rgba(62,91,74,.35);border-radius:999px;padding:4px 11px}

/* Process steps */
.steps{counter-reset:step;display:grid;gap:0}
.step{display:grid;grid-template-columns:auto 1fr;gap:22px;padding:26px 0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step .dot{width:44px;height:44px;border-radius:50%;border:1px solid var(--rubus);color:var(--rubus);display:grid;place-items:center;font-family:var(--mono);font-size:.9rem}

/* Stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat b{font-family:var(--display);font-size:clamp(2.4rem,4vw,3.4rem);display:block;line-height:1}
.stat span{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-50)}
.bg-ink .stat span{color:rgba(251,249,250,.55)}

/* Team */
.people{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.person .photo{aspect-ratio:4/5;border-radius:var(--r);background:linear-gradient(160deg,var(--blush),var(--paper-2));display:grid;place-items:center;color:var(--rubus);margin-bottom:14px;overflow:hidden}
.person .photo svg{width:46%;opacity:.5}
.person h4{margin-bottom:2px}
.person .role{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-50)}

/* Projects — colour-cycling cards with centred titles (match brand) */
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.project{
  border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 20px 44px -34px rgba(27,2,47,.4);
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;
}
.project:hover{transform:translateY(-4px);box-shadow:0 30px 56px -32px rgba(27,2,47,.5)}
.project .cover{aspect-ratio:5/4;display:grid;place-items:center;overflow:hidden;background:var(--paper-2)}
.proj--blue .cover{background:#63A7BE}
.proj--green .cover{background:#6ABB77}
.proj--orange .cover{background:#FF5C35}
.project .cover img.photo{width:100%;height:100%;object-fit:cover}
.project .cover img.mark{width:32%;height:auto}
.project .cover svg{width:30%;opacity:.9}
.project .body{padding:26px 26px 30px;text-align:center;display:flex;flex-direction:column;gap:14px;flex:1}
.project .body h3{font-size:1.2rem;line-height:1.2}
.project .body h3::after{content:"";display:block;width:64%;height:1px;background:var(--line);margin:14px auto 0}
.project .body p{color:var(--ink-70);margin:0}

/* Customer types + sector sub-strip */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cust{border:1px solid var(--line);border-radius:14px;padding:24px 20px;background:#fff;text-align:center;font-family:var(--display);font-size:1.14rem;line-height:1.15;display:flex;align-items:center;justify-content:center;min-height:104px}
.sector-sub{margin-top:2.6rem;display:flex;flex-direction:column;align-items:center;gap:18px}
.sector-sub-label{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-50)}

/* Sectors strip */
.sectors .eyebrow{display:flex;justify-content:center;margin-bottom:2rem}
.sector-row{display:flex;justify-content:center;flex-wrap:wrap;gap:clamp(28px,6vw,72px)}
.sector{display:flex;flex-direction:column;align-items:center;gap:12px}
.sector img{width:96px;height:96px}
.sector span{font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-70)}

/* Decorative brand arcs */
.arc{position:absolute;pointer-events:none;z-index:0}
#contact{position:relative;overflow:hidden}
.contact-arc{left:0;bottom:0;width:clamp(120px,16vw,190px);opacity:.92}
.footer-arc{right:0;bottom:0;width:clamp(140px,18vw,220px);opacity:.95}
#contact .wrap{position:relative;z-index:1}

/* AuditLab specimen panel — the signature "lab" object */
.specimen{
  border:1px solid var(--line);border-radius:var(--r);background:var(--paper);
  padding:0;overflow:hidden;
}
.specimen .bar{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-50)}
.specimen .bar .dotset{display:flex;gap:6px}
.specimen .bar .dotset i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.specimen .bar .dotset i:first-child{background:var(--rubus)}
.specimen .body{padding:26px 28px;display:grid;gap:14px}
.specimen .lineitem{display:grid;grid-template-columns:1fr auto;gap:16px;font-family:var(--mono);font-size:.85rem;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.specimen .lineitem:last-child{border-bottom:0;padding-bottom:0}
.specimen .lineitem .val{color:var(--leaf)}

.capability{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
.capability:last-child{border-bottom:0}
.capability .k{font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--rubus);padding-top:.3em}

/* CTA band */
.cta-band{display:grid;grid-template-columns:1.3fr auto;gap:32px;align-items:center}
.cta-band .btn{white-space:nowrap}

/* Colour-coded service cards (match brand) */
.card--coral{background:var(--coral);border-color:transparent}
.card--mint{background:var(--mint);border-color:transparent}
.card--sky{background:var(--sky);border-color:transparent}
.card--coral .num,.card--mint .num,.card--sky .num{color:var(--ink)}

/* Capability bullet lists (service rows / auditlab) */
.caps{list-style:none;margin:.5rem 0 0;padding:0;display:grid;gap:.5rem}
.caps li{position:relative;padding-left:1.7rem;color:var(--ink-70)}
.caps li::before{content:"";position:absolute;left:0;top:.18em;width:18px;height:18px;border-radius:50%;background:var(--gold);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%231B022F' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round' d='M5 13l4 4 10-11'/%3E%3C/svg%3E");background-size:contain}
.caps--violet li::before{background:var(--violet)}

/* Tools cards */
.tools-cta{margin-top:2rem}

/* Contact form (dark section) */
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:center;margin-top:1.8rem;max-width:660px}
.contact-form input:not([type=checkbox]){width:100%;padding:14px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);color:#fff;font:inherit}
.contact-form input::placeholder{color:rgba(255,255,255,.5)}
.contact-form input:focus-visible{outline:2px solid var(--rubus);outline-offset:2px}
.contact-form input[name=email],.contact-form input[name=company],.contact-form input[name=phone]{grid-column:1/-1}
.consent{display:flex;align-items:center;gap:.6rem;color:rgba(251,249,250,.82);font-size:.92rem;grid-column:1/-1}
.consent input{width:17px;height:17px;accent-color:var(--rubus);flex:none}
.contact-form .btn{grid-column:1/-1;justify-self:start;white-space:nowrap}
@media (max-width:560px){.contact-form{grid-template-columns:1fr}}

/* ---------- Placeholder markers ---------- */
.ph{
  background:rgba(201,162,75,.16);
  border-bottom:1px dashed rgba(160,120,20,.6);
  border-radius:3px;padding:0 .25em;
}
.ph-note{
  display:inline-flex;align-items:center;gap:.5em;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:#8a6d16;background:rgba(201,162,75,.14);
  border:1px dashed rgba(160,120,20,.5);border-radius:999px;padding:4px 12px;margin-bottom:1.2rem;
}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(251,249,250,.72);padding-block:clamp(48px,7vw,84px);position:relative;overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.site-footer .brand{color:var(--paper);margin-bottom:14px}
.site-footer h5{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(251,249,250,.5);margin:0 0 14px;font-weight:400}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.site-footer a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:.85rem;color:rgba(251,249,250,.5)}

/* ---------- Reveal animation ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal,.js .reveal{opacity:1;transform:none;transition:none}}

/* ---------- Focus visibility ---------- */
a:focus-visible,button:focus-visible,.btn:focus-visible{outline:2px solid var(--rubus);outline-offset:3px;border-radius:6px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero-figure{max-width:420px;margin-inline:auto;order:-1}
  .grid-3,.people{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .projects{grid-template-columns:repeat(2,1fr)}
  .head-split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .row{grid-template-columns:40px 1fr;gap:16px}
  .row p{grid-column:1/-1}
  .cta-band{grid-template-columns:1fr}
}
@media (max-width:620px){
  .nav-links,.nav-cta{
    position:fixed;inset:64px 0 auto 0;background:var(--paper);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:16px var(--gutter);border-bottom:1px solid var(--line);
    transform:translateY(-140%);transition:transform .28s ease;box-shadow:0 24px 40px -30px rgba(0,0,0,.4);
  }
  .nav-links a{padding:12px 6px;border-radius:0}
  .nav.open .nav-links{transform:none}
  .nav-toggle{display:block}
  .grid-3,.grid-2,.projects,.people{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .hero-collage{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}
  .hc-a,.hc-b,.hc-c,.hc-d{grid-column:auto;grid-row:auto;aspect-ratio:1/1}
}