:root{
  --bg:#0b0b0d;
  --bg-alt:#131316;
  --card:#18181c;
  --border:#28282e;
  --text:#f2f2f0;
  --muted:#9a9aa2;
  --accent:#ff4d1c;
  --accent-2:#ffb020;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Helvetica Neue", Arial, sans-serif;
  line-height:1.6;
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px;}

/* NAV */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,11,13,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
nav{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:1100px;margin:0 auto;}
.logo{font-weight:800;letter-spacing:2px;font-size:20px;}
.logo span{color:var(--accent);}
.nav-links{display:flex;gap:28px;font-size:14px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);}
.nav-links a:hover, .nav-links a.active{color:var(--text);}
.nav-cta{
  border:1px solid var(--accent);color:var(--accent);
  padding:9px 18px;border-radius:2px;font-size:13px;
  text-transform:uppercase;letter-spacing:1px;
}
.nav-cta:hover{background:var(--accent);color:#0b0b0d;}

/* HERO */
.hero{
  padding:100px 0 80px;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,77,28,0.12), transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(255,176,32,0.08), transparent 40%);
  border-bottom:1px solid var(--border);
}
.eyebrow{
  color:var(--accent);text-transform:uppercase;letter-spacing:3px;
  font-size:13px;font-weight:700;margin-bottom:18px;
}
h1{
  font-size:clamp(36px,6vw,64px);
  font-weight:800;
  line-height:1.08;
  letter-spacing:-1px;
  max-width:820px;
}
h1 .accent{color:var(--accent);}
.hero p.lead{
  margin-top:24px;color:var(--muted);font-size:19px;max-width:600px;
}
.hero-actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap;}
.btn-primary{
  background:var(--accent);color:#0b0b0d;font-weight:700;
  padding:15px 30px;border-radius:2px;font-size:14px;
  text-transform:uppercase;letter-spacing:1px;display:inline-block;
  border:1px solid var(--accent);
}
.btn-primary:hover{background:transparent;color:var(--accent);}
.btn-secondary{
  padding:15px 30px;border-radius:2px;font-size:14px;
  text-transform:uppercase;letter-spacing:1px;
  border:1px solid var(--border);color:var(--text);
}
.btn-secondary:hover{border-color:var(--text);}

/* SECTION GENERIC */
section{padding:100px 0;border-bottom:1px solid var(--border);}
.section-head{max-width:600px;margin-bottom:56px;}
.section-tag{color:var(--accent);text-transform:uppercase;letter-spacing:3px;font-size:13px;font-weight:700;margin-bottom:14px;}
h2{font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-0.5px;}
section p.sub{color:var(--muted);margin-top:16px;font-size:17px;}

/* ARCH METHOD / NUMBERED STEPS */
.arch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.arch-card{
  background:var(--card);border:1px solid var(--border);
  padding:32px 24px;border-radius:4px;
  transition:transform .2s, border-color .2s;
}
.arch-card:hover{transform:translateY(-4px);border-color:var(--accent);}
.arch-letter{
  font-size:42px;font-weight:800;color:var(--accent);line-height:1;margin-bottom:18px;
}
.arch-card h3{font-size:18px;margin-bottom:10px;text-transform:uppercase;letter-spacing:1px;}
.arch-card p{color:var(--muted);font-size:15px;}

/* SERVICES / TEST CARDS */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.service-card{
  background:var(--bg-alt);border:1px solid var(--border);
  padding:36px 28px;border-radius:4px;
}
.service-card h3{font-size:22px;margin-bottom:14px;}
.service-card p{color:var(--muted);font-size:15px;margin-bottom:20px;}
.service-tag{
  display:inline-block;font-size:12px;text-transform:uppercase;
  letter-spacing:1px;color:var(--accent-2);border:1px solid rgba(255,176,32,0.35);
  padding:4px 10px;border-radius:20px;
}

/* ABOUT / TWO-COL LAYOUTS */
.about{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.about-photo{
  aspect-ratio:4/5;background:linear-gradient(160deg,var(--card),#0e0e11);
  border:1px solid var(--border);border-radius:4px;
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:14px;text-transform:uppercase;letter-spacing:2px;
  overflow:hidden;
}
.about-text p{color:var(--muted);margin-bottom:18px;font-size:16px;}
.stats{display:flex;gap:40px;margin-top:32px;}
.stat-num{font-size:32px;font-weight:800;color:var(--accent);}
.stat-label{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:1px;}

/* CREDENTIALS */
.credentials-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.credential-card{
  background:var(--card);border:1px solid var(--border);border-radius:4px;
  padding:20px 24px;display:flex;align-items:flex-start;gap:16px;
}
.credential-card.highlight{border-color:var(--accent);background:linear-gradient(160deg, rgba(255,77,28,0.08), var(--card));}
.credential-badge{
  width:40px;height:40px;flex-shrink:0;border-radius:50%;
  background:rgba(255,77,28,0.12);border:1px solid var(--accent);
  display:flex;align-items:center;justify-content:center;color:var(--accent);
  font-weight:800;font-size:15px;
}
.credential-name{font-weight:700;font-size:15px;}
.credential-note{color:var(--muted);font-size:13px;margin-top:4px;}

/* NEWS */
.filter-tabs{display:flex;gap:12px;margin-bottom:44px;flex-wrap:wrap;}
.filter-tab{
  padding:8px 18px;border:1px solid var(--border);border-radius:20px;
  font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);
  cursor:pointer;background:none;font-family:inherit;
}
.filter-tab.active{border-color:var(--accent);color:var(--accent);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.article-card{
  background:var(--bg-alt);border:1px solid var(--border);border-radius:4px;
  padding:28px;display:flex;flex-direction:column;
}
.article-meta{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:14px;}
.article-tag{
  display:inline-block;font-size:11px;text-transform:uppercase;letter-spacing:1px;
  color:var(--accent-2);border:1px solid rgba(255,176,32,0.35);
  padding:3px 10px;border-radius:20px;margin-bottom:14px;width:fit-content;
}
.article-card h3{font-size:19px;margin-bottom:12px;}
.article-card p{color:var(--muted);font-size:15px;}
.news-empty{
  grid-column:1/-1;text-align:center;padding:40px 20px;color:var(--muted);
  border:1px dashed var(--border);border-radius:4px;font-size:15px;
}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.contact-info h3{font-size:20px;margin-bottom:16px;}
.contact-info p{color:var(--muted);margin-bottom:24px;}
.contact-info a.email{color:var(--accent);font-weight:600;}
form{display:flex;flex-direction:column;gap:16px;}
label{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:6px;display:block;}
input, textarea, select{
  width:100%;background:var(--card);border:1px solid var(--border);
  color:var(--text);padding:13px 14px;border-radius:2px;font-size:15px;font-family:inherit;
}
input:focus, textarea:focus, select:focus{outline:none;border-color:var(--accent);}
textarea{resize:vertical;min-height:110px;}
.submit-btn{
  background:var(--accent);color:#0b0b0d;font-weight:700;
  padding:15px 30px;border-radius:2px;font-size:14px;
  text-transform:uppercase;letter-spacing:1px;border:none;cursor:pointer;margin-top:8px;
}
.submit-btn:hover{background:var(--accent-2);}
.form-note{font-size:13px;color:var(--muted);margin-top:10px;display:none;}
.form-note.show{display:block;color:var(--accent-2);}

footer{padding:40px 0;text-align:center;color:var(--muted);font-size:14px;}
footer .logo{justify-content:center;display:flex;margin-bottom:10px;font-size:16px;}

@media(max-width:860px){
  .arch-grid{grid-template-columns:repeat(2,1fr);}
  .services-grid{grid-template-columns:1fr;}
  .about, .contact-grid{grid-template-columns:1fr;}
  .credentials-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .nav-links{display:none;}
}