/* ==========================================================================
   Pepraspective Limited — Design System
   Direction C ("Field"): light, photo-led, deep field green.
   No framework. No vendor libraries. Single stylesheet.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --ink:#14181C;
  --ink-soft:#3A4249;
  --muted:#666E76;
  --line:#E4E6E9;
  --line-strong:#CDD2D7;
  --bg:#FFFFFF;
  --wash:#F5F6F7;
  --accent:#0B5D3B;
  --accent-hover:#094B30;
  --accent-wash:#EAF2EE;
  --focus:#0B5D3B;

  --maxw:1300px;
  --gutter:44px;
  --radius:3px;

  --step--1:clamp(13.5px,.85rem + .1vw,14.5px);
  --step-0:clamp(15.5px,.95rem + .15vw,17px);
  --step-1:clamp(18px,1.05rem + .3vw,20px);
  --step-2:clamp(22px,1.2rem + .8vw,27px);
  --step-3:clamp(28px,1.5rem + 1.6vw,42px);
  --step-4:clamp(34px,1.8rem + 2.6vw,58px);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:Archivo,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:var(--step-0);
  line-height:1.55;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,picture,svg,video{display:block;max-width:100%}
input,button,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{line-height:1.13;letter-spacing:-.028em;font-weight:700;text-wrap:balance}
p{text-wrap:pretty}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* Visible focus for keyboard users — WCAG 2.4.7 */
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--accent);color:#fff;padding:12px 20px;font-weight:600;
}
.skip-link:focus{left:12px;top:12px}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
section{padding-block:clamp(64px,8vw,104px)}
.section-wash{background:var(--wash)}

.section-head{margin-bottom:clamp(36px,5vw,56px);display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap}
.eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
h1{font-size:var(--step-4)}
h2{font-size:var(--step-3)}
h3{font-size:var(--step-1)}
.lede{font-size:var(--step-1);color:var(--muted);max-width:60ch}
.sub{color:var(--muted);max-width:62ch}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;background:var(--accent);color:#fff;
  padding:14px 28px;font-weight:600;font-size:15px;border-radius:var(--radius);
  border:1px solid var(--accent);cursor:pointer;transition:background .15s;
}
.btn:hover{background:var(--accent-hover);text-decoration:none;color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong)}
.btn-ghost:hover{background:var(--wash);color:var(--ink)}
.btn-light{background:#fff;color:var(--accent);border-color:#fff}
.btn-light:hover{background:#F0F3F1;color:var(--accent)}
.btn-row{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Header ---------- */
.site-header{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:100}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:24px}
.brand{font-weight:700;font-size:17px;letter-spacing:.13em;color:var(--ink)}
.brand:hover{text-decoration:none}
.nav-links{display:flex;gap:30px;font-size:14.5px;font-weight:500;list-style:none;padding:0}
.nav-links a{color:var(--muted)}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--ink);text-decoration:none}
.nav-links a[aria-current="page"]{font-weight:600}
.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:var(--radius);padding:9px 13px;cursor:pointer}

/* ---------- Hero (home) ---------- */
.hero{display:grid;grid-template-columns:1fr 1.15fr;border-bottom:1px solid var(--line)}
.hero-copy{padding:clamp(56px,7vw,92px) clamp(32px,5vw,72px) clamp(56px,7vw,92px) var(--gutter);
  display:flex;flex-direction:column;justify-content:center;max-width:760px;margin-left:auto}
.pill{display:inline-block;background:var(--wash);border:1px solid var(--line);
  padding:6px 14px;font-size:12.5px;font-weight:600;letter-spacing:.05em;
  color:var(--muted);margin-bottom:24px;border-radius:100px;width:fit-content}
.hero-copy .lede{margin-block:20px 32px;max-width:52ch}
.hero-media{position:relative;min-height:640px}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-stats{display:flex;gap:44px;padding-top:30px;margin-top:12px;border-top:1px solid var(--line);flex-wrap:wrap}
.stat-n{font-size:clamp(26px,2.4vw,32px);font-weight:700;letter-spacing:-.02em;line-height:1.1}
.stat-l{font-size:13px;color:var(--muted);font-weight:500}

/* ---------- Page header (inner pages) ---------- */
.page-head{background:var(--wash);border-bottom:1px solid var(--line);padding-block:clamp(48px,6vw,76px)}
.breadcrumb{display:flex;gap:8px;font-size:13.5px;color:var(--muted);list-style:none;padding:0;margin-bottom:16px}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:var(--line-strong)}
.page-head .lede{margin-top:14px}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card img{width:100%;height:280px;object-fit:cover;border-radius:var(--radius);margin-bottom:16px}
.card-cat{font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:7px}
.card h3{margin-bottom:7px}
.card p{font-size:14.5px;color:var(--muted)}

/* Service list rows */
.svc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 60px}
.svc-row{display:flex;align-items:baseline;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.svc-row .n{font-size:13px;font-weight:700;color:var(--accent);min-width:26px}
.svc-row .t{font-weight:600;font-size:var(--step-1)}
.svc-row .d{font-size:14.5px;color:var(--muted);margin-left:auto;text-align:right}

/* Service detail cards */
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px}
.svc-card .n{font-size:12.5px;font-weight:700;color:var(--accent);letter-spacing:.1em;margin-bottom:16px}
.svc-card h3{margin-bottom:9px}
.svc-card p{font-size:14.5px;color:var(--muted)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery img{width:100%;height:260px;object-fit:cover;border-radius:var(--radius)}
.gallery figure{margin:0}
.gallery figcaption{font-size:13.5px;color:var(--muted);margin-top:8px}

/* Split content */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,72px);align-items:center}
.split img{width:100%;height:460px;object-fit:cover;border-radius:var(--radius)}
.prose p{color:var(--muted);margin-bottom:16px}
.prose p:last-child{margin-bottom:0}

/* Value cards (vision/mission) */
.value{background:var(--wash);border-left:3px solid var(--accent);padding:26px 28px;border-radius:0 var(--radius) var(--radius) 0}
.value h3{margin-bottom:8px}
.value p{color:var(--muted)}

/* Accent band */
.band{background:var(--accent);color:#fff}
.band h2,.band h3{color:#fff}
.band p{color:rgba(255,255,255,.85)}
.band-in{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}

/* Highlight callout */
.callout{border:1px solid var(--accent);background:var(--accent-wash);border-radius:var(--radius);padding:28px 30px}
.callout h3{margin-bottom:8px}
.callout p{color:var(--ink-soft)}

/* ---------- Forms ---------- */
.field{margin-bottom:20px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}
.field .hint{font-weight:400;color:var(--muted);font-size:12.5px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line-strong);padding:13px 15px;
  border-radius:var(--radius);background:#fff;
}
.field input:focus-visible,.field textarea:focus-visible{outline:3px solid var(--focus);outline-offset:-1px;border-color:var(--accent)}
.field textarea{resize:vertical;min-height:120px}
.form-status{margin-top:18px;padding:14px 16px;border-radius:var(--radius);font-size:14.5px;display:none}
.form-status[data-state="ok"]{display:block;background:var(--accent-wash);border:1px solid var(--accent);color:var(--accent)}
.form-status[data-state="error"]{display:block;background:#FDECEC;border:1px solid #C0392B;color:#96271B}
.form-status[data-state="sending"]{display:block;background:var(--wash);border:1px solid var(--line-strong);color:var(--muted)}

.info-card{background:var(--wash);padding:34px;border-radius:var(--radius)}
.info-row{padding:16px 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:0}
.info-l{font-size:12.5px;font-weight:700;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding-block:56px 40px;background:var(--wash)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;margin-bottom:44px}
.foot-grid h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;font-weight:700}
.foot-grid ul{list-style:none;padding:0;display:grid;gap:9px;font-size:14.5px}
.foot-grid a{color:var(--ink-soft)}
.foot-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;gap:16px;font-size:13.5px;color:var(--muted);flex-wrap:wrap}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .grid-3,.gallery{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  :root{--gutter:24px}
  .hero{grid-template-columns:1fr}
  .hero-copy{max-width:none;margin-left:0;padding-inline:var(--gutter)}
  .hero-media{min-height:320px}
  .split,.grid-2,.svc-list,.band-in{grid-template-columns:1fr}
  .svc-row .d{display:none}
  .split img{height:300px}
  .nav-links{display:none}
  .nav-links.is-open{
    display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);padding:20px var(--gutter);gap:16px;
  }
  .nav-toggle{display:block}
  .site-header{position:relative}
}
@media (max-width:640px){
  .grid-3,.gallery,.grid-2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  .hero-stats{gap:28px}
  .card img{height:220px}
}

@media print{
  .site-header,.site-footer,.btn,.nav-toggle{display:none}
  body{color:#000}
}

/* Contact page grid */
#contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(36px,5vw,72px)}
@media (max-width:900px){#contact-grid{grid-template-columns:1fr}}

/* ---------- Brand mark ---------- */
.brand{display:block;line-height:0}
.brand img{width:auto;height:34px}
@media (max-width:640px){.brand img{height:26px}}