/* ============ Raza Environmental — design system ============ */
:root{
  --navy:#0E3346;
  --navy-deep:#0A2634;
  --blue:#17607F;
  --green:#4A9D5F;
  --green-bright:#8FD3A2;
  --mist:#F2F6F7;
  --paper:#FFFFFF;
  --body:#2C3A42;
  --muted:#63767F;
  --rule:#D5E0E3;

  --font-display:'Source Serif 4', Georgia, serif;
  --font-body:'Source Sans 3', system-ui, sans-serif;

  --wrap:1180px;
  --gut:clamp(1.25rem, 5vw, 3rem);
  --sec:clamp(4rem, 8vw, 7.5rem);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--body);
  font-family:var(--font-body);font-size:1.0625rem;line-height:1.62;
  font-weight:400;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:2px}

h1,h2,h3,h4{font-family:var(--font-display);color:var(--navy);
  font-weight:600;line-height:1.14;letter-spacing:-.008em;margin:0}
h1{font-size:clamp(2.4rem,5.4vw,4rem)}
h2{font-size:clamp(1.85rem,3.4vw,2.75rem)}
h3{font-size:clamp(1.2rem,1.8vw,1.4rem);line-height:1.22}
h4{font-size:1.0625rem;line-height:1.3}
p{margin:0}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.section{padding-block:var(--sec)}
.mist{background:var(--mist)}
.navy{background:var(--navy);color:#fff}
.navy h1,.navy h2,.navy h3,.navy h4{color:#fff}

.eyebrow{font-size:.7rem;font-weight:700;letter-spacing:.17em;
  text-transform:uppercase;color:var(--green);display:block;margin-bottom:1.1rem}
.navy .eyebrow{color:var(--green-bright)}
.lede{font-size:clamp(1.05rem,1.5vw,1.22rem);line-height:1.6;color:#45585f}
.navy .lede{color:#BDD1D9}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-body);
  font-size:.92rem;font-weight:600;letter-spacing:.015em;padding:.8rem 1.5rem;
  border-radius:2px;border:1.5px solid transparent;transition:all .22s var(--ease);
  cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--green);color:#06231a;border-color:var(--green)}
.btn-primary:hover{background:#3E8B51;border-color:#3E8B51}
.btn-ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-light{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
.btn-light:hover{background:#fff;color:var(--navy);border-color:#fff}
.arrow{transition:transform .22s var(--ease)}
.btn:hover .arrow{transform:translateX(3px)}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--rule)}
.head-in{display:flex;align-items:center;justify-content:space-between;
  gap:2rem;height:76px}
.brand img{height:38px;width:auto}
.nav{display:flex;align-items:center;gap:1.7rem}
.nav a{font-size:.92rem;font-weight:500;color:var(--navy);position:relative;padding:.3rem 0}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1.5px;
  background:var(--green);transition:right .25s var(--ease)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.head-cta{display:flex;align-items:center;gap:1.25rem}
.head-phone{font-family:var(--font-display);font-size:1.06rem;font-weight:600;color:var(--navy)}
.burger{display:none;background:none;border:0;padding:.5rem;cursor:pointer}
.burger span{display:block;width:22px;height:1.8px;background:var(--navy);margin:4.5px 0;
  transition:transform .25s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.3px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.3px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(82vh,720px);display:flex;align-items:flex-end;
  color:#fff;overflow:hidden;background:var(--navy)}
.hero-img{position:absolute;inset:0}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero-img::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,38,52,.95) 0%,rgba(10,38,52,.86) 42%,rgba(10,38,52,.42) 100%)}
.hero-in{position:relative;padding-block:clamp(4rem,10vw,7rem);max-width:var(--wrap);
  margin-inline:auto;width:100%;padding-inline:var(--gut)}
.hero h1{color:#fff;max-width:15ch}
.hero .lede{margin-top:1.4rem;max-width:52ch;color:#C7DAE1}
.hero-actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:2.2rem}
.hero-meta{margin-top:3rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.2);
  display:flex;flex-wrap:wrap;gap:.5rem 2.2rem;font-size:.8rem;letter-spacing:.11em;
  text-transform:uppercase;color:var(--green-bright);font-weight:600}

/* page hero (interior) */
.phero{background:var(--navy);color:#fff;padding-block:clamp(3.5rem,7vw,5.5rem)}
.phero h1{color:#fff;max-width:18ch;font-size:clamp(2.1rem,4.4vw,3.35rem)}
.phero .lede{margin-top:1.2rem;max-width:58ch;color:#BDD1D9}
.phero h1+.lede{color:#BDD1D9}
.crumb{font-size:.78rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--green-bright);font-weight:600;margin-bottom:1.1rem}

/* ---------- trust strip ---------- */
.strip{border-bottom:1px solid var(--rule);background:var(--paper)}
.strip-in{display:flex;flex-wrap:wrap;gap:.9rem 2.6rem;padding-block:1.15rem;
  font-size:.82rem;color:var(--muted);align-items:center}
.strip-in span{display:inline-flex;align-items:center;gap:.5rem}
.dot{width:5px;height:5px;border-radius:50%;background:var(--green);flex:none}

/* ---------- grids ---------- */
.split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(2rem,6vw,5rem);align-items:start}
.cols-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.5rem,3vw,2.5rem)}
.cols-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.75rem,3.5vw,3rem)}
.cols-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(1.5rem,3vw,2.5rem)}

/* ---------- service cards ---------- */
.svc{display:block;background:var(--paper);border:1px solid var(--rule);
  border-left:3px solid var(--blue);padding:1.7rem 1.7rem 1.6rem;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
.svc:hover{transform:translateY(-3px);box-shadow:0 14px 34px -18px rgba(14,51,70,.4);
  border-left-color:var(--green)}
.svc h3{margin-bottom:.6rem}
.svc p{font-size:.95rem;color:#4E5F69;line-height:1.56}
.svc .more{margin-top:1.1rem;font-size:.82rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--blue);display:inline-flex;gap:.4rem;align-items:center}

/* ---------- two-track cards ---------- */
.track{display:block;background:var(--mist);border-top:3px solid var(--blue);
  padding:1.9rem 1.9rem 1.75rem;transition:transform .25s var(--ease),
  box-shadow .25s var(--ease),border-color .25s}
.track:hover{transform:translateY(-3px);box-shadow:0 16px 38px -20px rgba(14,51,70,.42);
  border-top-color:var(--green)}
.track h3{margin:.2rem 0 .7rem;max-width:26ch}
.track p{font-size:.97rem;color:#4E5F69;line-height:1.58}
.track .more{margin-top:1.2rem;font-size:.82rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--blue);display:inline-flex;gap:.4rem;align-items:center}

/* ---------- numbered items ---------- */
.step{border-top:1px solid var(--rule);padding-top:1.2rem}
.step .k{font-family:var(--font-display);font-size:1.35rem;font-weight:600;
  color:var(--green);display:block;margin-bottom:.55rem;line-height:1}
.step h4{margin-bottom:.4rem}
.step p{font-size:.93rem;color:#4E5F69;line-height:1.55}
.navy .step{border-top-color:rgba(255,255,255,.22)}
.navy .step p{color:#B7CCD4}
.navy .step .k{color:var(--green-bright)}

/* ---------- feature (image + text) ---------- */
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(2rem,5vw,4.5rem);align-items:center}
.feature img{width:100%;height:100%;max-height:560px;object-fit:cover}
.feature .body h2{margin-bottom:1.1rem}

/* ---------- office shot ---------- */
.shot{margin:0}
.shot img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;max-height:none}
.shot figcaption{margin-top:.85rem;font-size:.76rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);font-weight:600;line-height:1.5}
.stack{display:grid;gap:clamp(1.35rem,3vw,1.9rem)}
.stack .step{margin:0}

/* ---------- quote band ---------- */
.band{background:var(--navy);color:#fff;padding-block:clamp(3.5rem,7vw,5.5rem)}
.cta .lede{color:#BDD1D9}
.band blockquote{margin:0;font-family:var(--font-display);font-weight:400;
  font-size:clamp(1.5rem,3vw,2.3rem);line-height:1.32;color:#fff;max-width:24ch;
  border-left:3px solid var(--green);padding-left:clamp(1.25rem,3vw,2rem)}
.band .attrib{margin-top:1.5rem;padding-left:clamp(1.45rem,3vw,2.2rem);
  font-size:.82rem;letter-spacing:.13em;text-transform:uppercase;color:#8FA9B4;font-weight:600}

/* ---------- lists ---------- */
.ticks{list-style:none;margin:0;padding:0}
.ticks li{position:relative;padding-left:1.5rem;margin-bottom:.72rem;
  font-size:.97rem;color:#45585f;line-height:1.5}
.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:1.8px;
  background:var(--green)}
.navy .ticks li{color:#C2D6DE}

.pills{display:flex;flex-wrap:wrap;gap:.5rem}
.pill{font-size:.85rem;padding:.42rem .9rem;border:1px solid var(--rule);
  border-radius:99px;color:#45585f;background:var(--paper)}

/* ---------- callout ---------- */
.callout{background:var(--mist);border-left:3px solid var(--blue);padding:1.6rem 1.8rem}
.callout h4{margin-bottom:.5rem}
.callout p{font-size:.95rem;color:#4E5F69}

/* ---------- CTA band ---------- */
.cta{background:var(--navy);color:#fff;padding-block:clamp(3.5rem,7vw,5.5rem)}
.cta-in{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(2rem,5vw,4rem);align-items:center}
.cta h2{color:#fff}
.cta p{margin-top:1rem;color:#BDD1D9;max-width:46ch}
.cta-side{text-align:right}
.cta-side .num{font-family:var(--font-display);font-size:clamp(1.75rem,3vw,2.4rem);
  font-weight:600;color:#fff;display:block;letter-spacing:.005em}
.cta-side a{color:#fff}
.cta-side .em{margin-top:.5rem;color:#BDD1D9;font-size:.95rem}
.cta-side .btn{margin-top:1.5rem}

/* ---------- contact form ---------- */
.form{display:grid;gap:1.05rem}
.field{display:grid;gap:.4rem}
.field label{font-size:.78rem;font-weight:700;letter-spacing:.11em;
  text-transform:uppercase;color:var(--navy)}
.field input,.field select,.field textarea{
  font-family:var(--font-body);font-size:1rem;color:var(--body);
  padding:.75rem .9rem;border:1px solid var(--rule);border-radius:2px;
  background:var(--paper);transition:border-color .2s,box-shadow .2s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,96,127,.12)}
.field textarea{min-height:130px;resize:vertical}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:1.05rem}
.form-note{font-size:.85rem;color:var(--muted)}
.form-status{font-size:.92rem;padding:.85rem 1rem;border-left:3px solid var(--green);
  background:var(--mist);display:none}
.form-status.show{display:block}

/* ---------- footer ---------- */
.site-foot{background:var(--navy-deep);color:#93AEBA;padding-block:clamp(3rem,5vw,4.25rem) 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:2.5rem}
.site-foot img{height:34px;width:auto;margin-bottom:1.1rem}
.site-foot h4{color:#fff;font-family:var(--font-body);font-size:.76rem;font-weight:700;
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:1rem;color:#8FD3A2}
.site-foot a{color:#C2D6DE;font-size:.94rem}
.site-foot a:hover{color:#fff}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:.55rem;font-size:.94rem}
.foot-note{margin-top:3rem;padding-block:1.4rem;border-top:1px solid rgba(255,255,255,.13);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.8rem;color:#7593A1}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cols-3{grid-template-columns:1fr;gap:2rem}
  .split,.feature,.cta-in{grid-template-columns:1fr}
  .feature .media{order:-1}
  .feature img{max-height:340px}
  .cta-side{text-align:left}
  .foot-grid{grid-template-columns:1fr 1fr;gap:2rem}
}
@media (max-width:1040px){
  .nav{position:fixed;inset:76px 0 auto 0;background:#fff;flex-direction:column;
    align-items:flex-start;gap:0;padding:.5rem var(--gut) 1.5rem;
    border-bottom:1px solid var(--rule);display:none}
  .nav.open{display:flex}
  .nav a{padding:.85rem 0;width:100%;border-bottom:1px solid var(--rule);font-size:1rem}
  .nav a::after{display:none}
  .burger{display:block}
}
@media (max-width:760px){
  .head-phone{display:none}
  .head-cta .btn{display:none}
  .cols-2,.cols-4,.row-2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .strip-in{gap:.55rem 1.5rem;font-size:.78rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}