/* ===== Tessera — brand styles ===== */
:root{
  --navy:#182233;
  --navy-2:#1E2A40;
  --slate:#283A57;
  --copper:#B56A45;
  --copper-soft:#C98662;
  --cream:#F4EFE7;
  --cream-2:#EFE9E0;
  --paper:#FFFFFF;
  --ink:#222933;
  --muted:#5A625F;
  --line:#E3DDD2;
  --wrap:1160px;
  --r:14px;
  --shadow:0 18px 50px -24px rgba(24,34,51,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.brand{font-family:"Poppins",sans-serif;font-weight:600;letter-spacing:-.01em;color:var(--navy);line-height:1.12}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.narrow{max-width:820px}
.copper{color:var(--copper)}
.center{text-align:center}
.hero-cta.center{justify-content:center}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:"Poppins",sans-serif;font-weight:600;font-size:.95rem;
  padding:.85rem 1.5rem;border-radius:999px;border:1.5px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  cursor:pointer;white-space:nowrap;
}
.btn-sm{padding:.55rem 1.1rem;font-size:.88rem}
.btn-copper{background:var(--copper);color:#fff;box-shadow:0 10px 24px -12px rgba(181,106,69,.7)}
.btn-copper:hover{transform:translateY(-2px);background:var(--copper-soft)}
.btn-ghost{border-color:var(--navy);color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:var(--cream);transform:translateY(-2px)}
.btn-ghost.light{border-color:rgba(244,239,231,.6);color:var(--cream)}
.btn-ghost.light:hover{background:var(--cream);color:var(--navy)}
.header-inner .btn{background:var(--navy);color:var(--cream);border-color:var(--navy)}
.header-inner .btn:hover{background:var(--copper);border-color:var(--copper)}

/* ---- header ---- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(244,239,231,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
.brand-logo{height:34px;width:auto}
.nav{display:flex;align-items:center;gap:1.6rem}
.nav a{font-size:.93rem;font-weight:500;color:var(--slate);transition:color .15s}
.nav a:hover{color:var(--copper)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--navy);transition:.25s}

/* ---- hero ---- */
.hero{position:relative;overflow:hidden;background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 55%,var(--slate) 130%);color:var(--cream);padding:108px 0 116px}
.hero-hex{position:absolute;inset:0;width:100%;height:100%;color:rgba(181,106,69,.16)}
.hero-inner{position:relative}
.eyebrow{font-family:"Poppins",sans-serif;font-weight:600;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--copper-soft);margin:0 0 22px}
.hero h1{color:var(--cream);font-size:clamp(2.5rem,6vw,4.3rem);font-weight:700;margin:0 0 22px}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:620px;color:rgba(244,239,231,.86);margin:0 0 34px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}

/* ---- sections ---- */
.section{padding:92px 0}
.section.alt{background:var(--cream)}
.kicker{font-family:"Poppins",sans-serif;font-weight:600;font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--copper);margin:0 0 14px}
.kicker.light{color:var(--copper-soft)}
.section h2{font-size:clamp(1.8rem,3.4vw,2.7rem);margin:0 0 18px}
.section-lede{font-size:1.12rem;color:var(--muted);max-width:680px;margin:0 0 6px}
.on-dark{color:var(--cream)!important}
.on-dark.section-lede,.band .section-lede{color:rgba(244,239,231,.82)!important}

/* ---- audit ---- */
.audit-card{margin:34px 0 10px;background:var(--cream);border:1.5px solid var(--copper);border-radius:var(--r);padding:30px 32px;box-shadow:var(--shadow)}
.audit-card-label{font-family:"Poppins",sans-serif;font-weight:600;letter-spacing:.12em;text-transform:uppercase;font-size:.74rem;color:var(--copper);margin:0 0 10px}
.audit-card-body{font-size:1.22rem;color:var(--navy);margin:0 0 22px;line-height:1.45}
.audit-meta{list-style:none;display:flex;flex-wrap:wrap;gap:14px 40px;margin:0;padding:22px 0 0;border-top:1px solid var(--line)}
.audit-meta li{font-family:"Poppins",sans-serif;font-weight:600;color:var(--navy);font-size:1.02rem}
.audit-meta span{display:block;font-family:"Inter",sans-serif;font-weight:500;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}
.steps{list-style:none;margin:40px 0 0;padding:0;display:grid;gap:18px}
.steps li{display:flex;gap:18px;align-items:flex-start;font-size:1.05rem;color:var(--ink)}

/* hex number badge */
.hex-num{
  flex:none;width:42px;height:46px;display:grid;place-items:center;
  font-family:"Poppins",sans-serif;font-weight:700;color:#fff;font-size:1.05rem;
  background:var(--copper);
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
}

/* ---- method ---- */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:42px}
.method-tile{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:26px 22px;transition:transform .2s ease, box-shadow .2s ease}
.method-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.method-tile .hex-num{background:var(--navy);margin-bottom:16px}
.method-tile h3{font-size:1.18rem;margin:0 0 8px}
.method-tile p{margin:0;color:var(--muted);font-size:.97rem}

/* ---- services ---- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:42px}
.service-col h3{font-size:1.18rem;margin:0 0 14px;display:flex;align-items:center;gap:.5rem}
.service-col .diamond{color:var(--copper);font-size:.8rem}
.service-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.service-col li{padding-left:18px;position:relative;color:var(--ink);font-size:.98rem}
.service-col li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:9px;background:var(--copper);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%)}

/* ---- proof band ---- */
.band{position:relative;overflow:hidden;background:linear-gradient(155deg,var(--navy),var(--slate));color:var(--cream)}
.band-hex{position:absolute;inset:0;width:100%;height:100%;color:rgba(244,239,231,.07)}
.band .wrap{position:relative}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:46px}
.stats > div{border-top:2px solid var(--copper);padding-top:18px}
.stats strong{display:block;font-family:"Poppins",sans-serif;font-weight:700;font-size:2.4rem;color:#fff;line-height:1;margin-bottom:10px}
.stats span{color:rgba(244,239,231,.72);font-size:.92rem}

/* ---- faq ---- */
.faq{margin-top:34px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;padding:18px 40px 18px 0;position:relative;font-family:"Poppins",sans-serif;font-weight:600;color:var(--navy);font-size:1.08rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);color:var(--copper);font-size:1.5rem;font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{margin:0 0 18px;color:var(--muted);max-width:660px}

/* ---- cta band ---- */
.cta-band{background:linear-gradient(135deg,var(--copper),#9C5536);text-align:center}
.cta-band h2{color:#fff}
.cta-band .btn-copper{background:#fff;color:var(--navy)}
.cta-band .btn-copper:hover{background:var(--cream)}

/* ---- footer ---- */
.site-footer{background:var(--navy);color:rgba(244,239,231,.7);padding:54px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center}
.footer-mark{height:40px;opacity:.92}
.footer-tag{font-family:"Poppins",sans-serif;font-weight:600;color:var(--cream);margin:0;letter-spacing:.02em}
.footer-nav{display:flex;gap:22px;flex-wrap:wrap;justify-content:center}
.footer-nav a{font-size:.9rem;color:rgba(244,239,231,.78)}
.footer-nav a:hover{color:var(--copper-soft)}
.footer-fine{font-size:.82rem;color:rgba(244,239,231,.5);margin:6px 0 0}

/* ---- reveal animation ---- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease, transform .7s ease}
.reveal.in,.hero .reveal{opacity:1;transform:none}
.hero .reveal{animation:fadeUp .9s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero .reveal{animation:none}}

/* ---- responsive ---- */
@media(max-width:880px){
  .method-grid,.services-grid,.stats{grid-template-columns:repeat(2,1fr)}
  .nav{position:fixed;inset:64px 0 auto;flex-direction:column;background:var(--navy);padding:24px 28px;gap:1.1rem;transform:translateY(-130%);transition:transform .3s ease;border-bottom:1px solid var(--slate)}
  .nav a{color:var(--cream);font-size:1.05rem}
  .header-inner .btn{align-self:flex-start}
  body.nav-open .nav{transform:translateY(0)}
  .nav-toggle{display:flex}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(max-width:560px){
  .section{padding:64px 0}
  .hero{padding:80px 0 86px}
  .method-grid,.services-grid,.stats{grid-template-columns:1fr}
  .audit-meta{gap:16px}
}