:root{
  --deep:#0B1D34;
  --navy:#1E2F4D;
  --gold:#C89D2C;
  --gold-soft:#E1C376;
  --ivory:#F7F2E3;
  --paper:#FBFAF7;
  --white:#FFFFFF;
  --ink:#14233A;
  --muted:#68717D;
  --line:#DDE2E8;
  --max:1180px;
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.65;
  text-rendering:optimizeLegibility;
}

img,
svg{
  display:block;
  max-width:100%;
}

a{
  color:inherit;
}

.container{
  width:min(calc(100% - 2rem),var(--max));
  margin-inline:auto;
}

/* Header */

.header{
  position:sticky;
  top:0;
  z-index:40;
  background:rgba(251,250,247,.97);
  backdrop-filter:blur(14px);
  /* The faint line has deliberately been removed. */
  border:0;
  box-shadow:none;
}

.navbar{
  min-height:122px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:2rem;
  padding-block:14px 20px;
}

.brand{
  display:inline-flex;
  align-items:center;
  text-decoration:none;
}

.brand img{
  width:225px;
  height:auto;
}

.menu{
  display:none;
  border:1px solid var(--line);
  background:var(--white);
  border-radius:10px;
  padding:.65rem .85rem;
  font:inherit;
  color:var(--deep);
}

.nav ul{
  display:flex;
  align-items:center;
  gap:1.35rem;
  list-style:none;
  margin:0;
  padding:0;
}

.nav a{
  text-decoration:none;
  font-weight:700;
  color:#37465E;
}

.nav a:hover,
.nav a[aria-current="page"]{
  color:var(--deep);
}

.nav .cta{
  background:var(--deep);
  color:var(--white);
  padding:.78rem 1.08rem;
  border-radius:999px;
}

/* Typography */

.kicker{
  display:inline-flex;
  align-items:center;
  gap:.65rem;
  font-size:.74rem;
  text-transform:uppercase;
  letter-spacing:.15em;
  font-weight:850;
  color:var(--deep);
}

.kicker::before{
  content:"";
  width:34px;
  height:2px;
  background:var(--gold);
}

h1,
h2,
h3{
  color:var(--deep);
  letter-spacing:-.04em;
}

h1{
  font-size:clamp(3.3rem,7vw,6.35rem);
  line-height:1.13;
  max-width:10.5ch;
  margin:.95rem 0 1.4rem;
}

h2{
  font-size:clamp(2.15rem,4.5vw,3.85rem);
  line-height:1.1;
  margin:0 0 1rem;
}

h3{
  font-size:1.35rem;
  line-height:1.15;
  margin:.2rem 0 .6rem;
}

.lead{
  max-width:70ch;
  color:var(--muted);
  font-size:clamp(1.08rem,1.8vw,1.3rem);
}

.promise{
  margin-top:1.35rem;
  color:var(--deep);
  font-weight:800;
}

.small{
  color:var(--muted);
  font-size:.89rem;
}

/* Buttons */

.actions{
  display:flex;
  flex-wrap:wrap;
  gap:.9rem;
  margin-top:2rem;
}

.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid transparent;
  border-radius:999px;
  padding:.94rem 1.28rem;
  font-weight:780;
  text-decoration:none;
}

.button-primary{
  background:var(--deep);
  color:var(--white);
}

.button-primary:hover{
  background:var(--navy);
}

.button-secondary{
  border-color:var(--line);
  background:var(--white);
}

/* Homepage hero */

.hero{
  position:relative;
  overflow:hidden;
  padding:6.4rem 0 6.2rem;
}

.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  align-items:center;
  gap:5rem;
}

/*
  The old repeated-logo panel is replaced entirely with an abstract
  evidence/consensus network. This needs no extra image or HTML.
*/
.hero-art{
  position:relative;
  min-height:480px;
  overflow:hidden;
  border-radius:28px;
  background:
    radial-gradient(circle at 19% 28%, rgba(200,157,44,.95) 0 4px, transparent 5px),
    radial-gradient(circle at 41% 18%, rgba(255,255,255,.92) 0 4px, transparent 5px),
    radial-gradient(circle at 69% 29%, rgba(200,157,44,.95) 0 5px, transparent 6px),
    radial-gradient(circle at 81% 56%, rgba(255,255,255,.90) 0 4px, transparent 5px),
    radial-gradient(circle at 59% 73%, rgba(200,157,44,.95) 0 5px, transparent 6px),
    radial-gradient(circle at 29% 68%, rgba(255,255,255,.92) 0 4px, transparent 5px),
    radial-gradient(circle at 48% 49%, rgba(200,157,44,1) 0 7px, transparent 8px),
    linear-gradient(145deg,#152B49 0%,#0B1D34 72%);
  box-shadow:0 24px 70px rgba(11,29,52,.14);
}

/* Curved evidence pathways */
.hero-art::before{
  content:"";
  position:absolute;
  inset:10% 8%;
  border:1px solid rgba(255,255,255,.18);
  border-radius:48% 52% 45% 55% / 50% 42% 58% 50%;
  transform:rotate(-9deg);
  box-shadow:
    0 0 0 36px rgba(255,255,255,.045),
    0 0 0 74px rgba(200,157,44,.045);
}

/* Central gold flow line */
.hero-art::after{
  content:"";
  position:absolute;
  left:16%;
  right:13%;
  top:51%;
  height:2px;
  background:linear-gradient(
    90deg,
    transparent,
    rgba(200,157,44,.35) 12%,
    var(--gold) 50%,
    rgba(200,157,44,.35) 88%,
    transparent
  );
  transform:rotate(-8deg);
  box-shadow:
    0 -84px 0 -1px rgba(255,255,255,.20),
    0 88px 0 -1px rgba(255,255,255,.14);
}

/* Sections */

.section{
  padding:6rem 0;
}

.section-white{
  background:var(--white);
}

.section-dark{
  background:var(--deep);
  color:var(--white);
}

.section-dark h2,
.section-dark h3{
  color:var(--white);
}

.section-head{
  display:grid;
  grid-template-columns:.82fr 1.18fr;
  align-items:end;
  gap:3rem;
  margin-bottom:3rem;
}

.section-head p{
  margin:0;
  color:var(--muted);
}

.section-dark .section-head p{
  color:#DDE4EF;
}

/* Cards */

.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.2rem;
}

.card{
  min-height:235px;
  padding:1.65rem;
  border:1px solid var(--line);
  border-radius:18px;
  background:var(--paper);
}

.card p{
  margin-bottom:0;
  color:var(--muted);
}

.card-index{
  display:block;
  margin-bottom:1.9rem;
  color:var(--gold);
  font-weight:850;
  letter-spacing:.12em;
}

.card-dark{
  border-color:rgba(255,255,255,.12);
  background:rgba(255,255,255,.055);
}

.card-dark p{
  color:#DDE4EF;
}

/* Split layouts and lists */

.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:start;
  gap:4rem;
}

.list{
  margin:1.4rem 0 0;
  padding:0;
  list-style:none;
}

.list li{
  display:grid;
  grid-template-columns:40px 1fr;
  gap:.85rem;
  padding:1rem 0;
  border-top:1px solid var(--line);
}

.list li span:first-child{
  color:var(--gold);
  font-weight:850;
}

.tags{
  display:flex;
  flex-wrap:wrap;
  gap:.7rem;
  margin-top:1.4rem;
}

.tag{
  padding:.5rem .8rem;
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--white);
  font-size:.83rem;
  font-weight:750;
}

.band{
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:2rem;
  padding:3rem;
  border-radius:24px;
  background:var(--ivory);
}

/* Inner pages */

.page-hero{
  padding:5.8rem 0 3.2rem;
}

.page-hero h1{
  max-width:13ch;
  font-size:clamp(3rem,6vw,5rem);
}

.service-row{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:2rem;
  padding:2.15rem 0;
  border-top:1px solid var(--line);
}

.service-row .index{
  color:var(--gold);
  font-weight:850;
}

.service-row p{
  color:var(--muted);
}

.project-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1.25rem;
}

.project,
.panel{
  padding:1.75rem;
  border:1px solid var(--line);
  border-radius:18px;
  background:var(--white);
}

.project p{
  color:var(--muted);
}

.metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1rem;
  margin-top:2.5rem;
}

.metric{
  padding:1.25rem 0;
  border-top:1px solid var(--line);
}

.metric strong{
  display:block;
  color:var(--deep);
  font-size:2rem;
}

.metric span{
  color:var(--muted);
  font-size:.88rem;
}

.contact-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:3rem;
}

/* Footer */

.footer{
  padding:2.8rem 0;
  border-top:1px solid var(--line);
}

.footer-grid{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:2rem;
}

.footer .brand img{
  width:205px;
  margin-bottom:.65rem;
}

.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:1rem;
}

.footer-links a{
  color:var(--muted);
  text-decoration:none;
}

/* Tablet and mobile */

@media(max-width:900px){
  .navbar{
    min-height:100px;
    padding-block:12px 16px;
  }

  .brand img{
    width:190px;
  }

  .menu{
    display:block;
  }

  .nav{
    display:none;
    position:absolute;
    top:92px;
    right:1rem;
    left:1rem;
    padding:1rem;
    border:1px solid var(--line);
    border-radius:16px;
    background:var(--white);
  }

  .nav.open{
    display:block;
  }

  .nav ul{
    flex-direction:column;
    align-items:stretch;
  }

  .nav a{
    display:block;
    padding:.68rem;
  }

  .hero{
    padding:4.6rem 0 5rem;
  }

  .hero-grid,
  .section-head,
  .split,
  .contact-grid{
    grid-template-columns:1fr;
  }

  .hero-art{
    min-height:390px;
  }

  .card-grid,
  .project-grid{
    grid-template-columns:1fr;
  }

  .metrics{
    grid-template-columns:1fr;
  }

  .band{
    grid-template-columns:1fr;
  }

  .service-row{
    grid-template-columns:1fr;
    gap:.35rem;
  }

  .footer-grid{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media(max-width:560px){
  .container{
    width:min(calc(100% - 1.35rem),var(--max));
  }

  .navbar{
    min-height:92px;
  }

  .brand img{
    width:165px;
  }

  .hero{
    padding:3.6rem 0 4.5rem;
  }

  h1{
    font-size:clamp(3rem,15vw,4.4rem);
  }

  .hero-art{
    min-height:320px;
    border-radius:20px;
  }

  .section{
    padding:4.5rem 0;
  }

  .band{
    padding:2rem;
  }
}