/* ===================================================================
   GoAvance — shared site styles
   Brand: orange #DB6505 (primary), gold #DF8922, near-black ground.
   Hand-rolled, no framework, no build step. Fingerprint on deploy.
   =================================================================== */

:root{
  --orange:#DB6505; --orange-2:#f0761a; --gold:#DF8922;
  --bg:#0c0e12; --bg-2:#111319; --panel:#151821; --panel-2:#1b1f2b;
  --line:#262b38; --line-2:#333a4a;
  --ink:#f3f5f8; --ink-dim:#c8cede; --muted:#8b96a8; --muted-2:#6c7688;
  --good:#3fbf7f; --warn:#e6a532; --bad:#e5614b;
  --head:"Poppins",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --maxw:1120px;
  --radius:16px;
  --shadow:0 10px 40px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(219,101,5,.35), 0 12px 40px rgba(219,101,5,.15);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--body);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--orange-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--head);font-weight:700;letter-spacing:-.02em;line-height:1.12;margin:0}
h1{font-size:clamp(2rem,4.4vw,3.4rem)}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
h3{font-size:1.22rem}
p{margin:0 0 1rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{font-family:var(--head);font-weight:700;font-size:.74rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--orange);margin:0 0 14px}
.lead{font-size:1.16rem;color:var(--ink-dim);max-width:60ch}
.muted{color:var(--muted)}
.center{text-align:center}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--head);font-weight:600;
  font-size:1rem;padding:14px 24px;border-radius:12px;border:0;cursor:pointer;
  transition:transform .12s ease,filter .12s ease,background .12s ease;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--gold));color:#1a0d02}
.btn-primary:hover{filter:brightness(1.07)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--orange);color:#fff}
.btn-lg{font-size:1.08rem;padding:16px 30px}
.btn-sm{font-size:.9rem;padding:10px 16px}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:40;background:rgba(12,14,18,.82);
  backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:12px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:inline-flex;align-items:center;gap:0;font-family:var(--head);font-weight:700;
  font-size:1.35rem;letter-spacing:-.02em;color:#fff;text-decoration:none}
.brand:hover{text-decoration:none}
.brand .mk{color:var(--orange)}   /* subtle orange "Go" accent — set to inherit for fully monochrome */
.brand .dot{display:none}          /* trailing period removed — wordmark is just "GoAvance" */
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{color:var(--ink-dim);font-size:.95rem;font-weight:500}
.nav-links a:hover{color:#fff;text-decoration:none}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-2);color:var(--ink);
  border-radius:9px;padding:8px 11px;font-size:1.1rem;cursor:pointer}

/* ---------- sections ---------- */
section{padding:78px 0}
.section-tight{padding:52px 0}
.sec-head{max-width:64ch;margin:0 auto 44px}
.sec-head.center{text-align:center}
.hr{height:1px;background:var(--line);border:0;margin:0}

/* ---------- hero ---------- */
.hero{position:relative;padding:96px 0 78px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:0;
  background:radial-gradient(900px 480px at 78% -8%,rgba(219,101,5,.20),transparent 60%),
             radial-gradient(700px 420px at 8% 12%,rgba(223,137,34,.12),transparent 55%)}
.hero .wrap{position:relative;z-index:1}
.hero h1{max-width:16ch}
.hero .lead{margin:20px 0 30px;font-size:1.28rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{margin-top:20px;font-size:.92rem;color:var(--muted)}
.hero-note b{color:var(--gold)}
/* hero with a photographic background */
.hero.img{background-repeat:no-repeat;background-position:center;background-size:cover}
.hero.img::before{background:
  linear-gradient(90deg,rgba(12,14,18,.97) 0%,rgba(12,14,18,.9) 32%,rgba(12,14,18,.62) 66%,rgba(12,14,18,.34) 100%),
  radial-gradient(760px 400px at 84% -12%,rgba(219,101,5,.16),transparent 62%)}

/* ---------- four layers ---------- */
.layers{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.layer{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;position:relative;overflow:hidden}
.layer::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(var(--orange),var(--gold))}
.layer .ic{width:32px;height:32px;color:var(--orange);margin-bottom:12px}
.layer .ic svg{width:100%;height:100%;display:block;stroke:currentColor;fill:none;stroke-width:1.6}
.layer .step{font-family:var(--head);font-weight:800;font-size:.8rem;color:var(--muted-2);letter-spacing:.1em}
.layer h3{margin:10px 0 8px;font-size:1.3rem;color:#fff}
.layer p{font-size:.96rem;color:var(--ink-dim);margin:0}
.layer .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:.72rem;font-weight:600;color:var(--muted);border:1px solid var(--line-2);
  border-radius:20px;padding:3px 10px}

/* ---------- comparison table ---------- */
.compare{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.compare table{width:100%;border-collapse:collapse}
.compare th,.compare td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare thead th{font-family:var(--head);font-size:1.02rem;background:var(--panel-2)}
.compare thead th:first-child{color:var(--muted);font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em}
.compare .col-hard{color:var(--ink-dim)}
.compare .col-go{color:#fff;background:rgba(219,101,5,.06)}
.compare thead .col-go{color:var(--orange);border-bottom:2px solid var(--orange)}
.compare tbody tr:last-child td{border-bottom:0}
.compare td.rowlabel{font-weight:600;color:var(--muted);width:26%;font-size:.9rem}
.compare .x{color:var(--bad);font-weight:700;margin-right:6px}
.compare .ck{color:var(--good);font-weight:700;margin-right:6px}
.compare tfoot td{background:var(--panel-2);font-family:var(--head);font-weight:700;font-size:1.05rem}
.compare tfoot .col-hard{color:var(--warn)}
.compare tfoot .col-go{color:var(--orange)}

/* ---------- generic cards ---------- */
.cards{display:grid;gap:18px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card h3{color:#fff;margin-bottom:8px}
.card p{color:var(--ink-dim);font-size:.96rem;margin:0}
.card .thumb{margin:-24px -24px 18px;height:150px;background-size:cover;background-position:center;
  border-radius:var(--radius) var(--radius) 0 0;border-bottom:1px solid var(--line)}

/* ---------- case study strip ---------- */
.cs-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.cs{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  display:flex;flex-direction:column;gap:12px;transition:border-color .15s}
.cs:hover{border-color:var(--line-2)}
.cs .cs-name{font-family:var(--head);font-weight:800;font-size:1.4rem;color:#fff}
.cs .cs-tag{font-size:.78rem;font-weight:600;color:var(--gold);letter-spacing:.05em;text-transform:uppercase}
.cs p{color:var(--ink-dim);font-size:.96rem;margin:0}
.cs a{margin-top:auto;font-weight:600}

/* ---------- dashboard demo frame ---------- */
.demo-frame{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow)}
.demo-frame .bar{display:flex;align-items:center;gap:8px;padding:6px 8px 12px}
.demo-frame .dot3{width:11px;height:11px;border-radius:50%;background:var(--line-2)}
.demo-frame iframe{width:100%;height:640px;border:0;border-radius:10px;background:#fff;display:block}
.demo-label{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.12em;color:var(--gold);
  border:1px solid var(--gold);border-radius:6px;padding:2px 8px;margin-left:auto}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;align-items:start}
.price-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.price-card.frame{background:linear-gradient(160deg,rgba(219,101,5,.09),var(--panel));border-color:rgba(219,101,5,.3)}
.price-line{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.price-line:last-child{border-bottom:0}
.price-line .pk{font-weight:700;color:#fff;min-width:170px}
.price-line .pv{color:var(--ink-dim);font-size:.95rem}
.big-figure{font-family:var(--head);font-weight:800;font-size:2.6rem;color:var(--orange);line-height:1}
.strike{color:var(--warn);font-weight:700}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:var(--panel);overflow:hidden}
.faq summary{cursor:pointer;padding:18px 22px;font-family:var(--head);font-weight:600;font-size:1.05rem;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:1.5rem;font-weight:700;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .ans{padding:16px 22px;color:var(--ink-dim);font-size:.98rem}
.faq .ans p:last-child{margin-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,rgba(219,101,5,.14),rgba(223,137,34,.08));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-band .inner{max-width:760px;margin:0 auto;text-align:center}
.cta-band h2{margin-bottom:14px}
.cta-band p{color:var(--ink-dim);font-size:1.1rem;margin-bottom:26px}

/* ---------- timeline ---------- */
.timeline{position:relative;margin:0;padding:0 0 0 30px;list-style:none}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line-2)}
.timeline li{position:relative;padding:0 0 26px 8px}
.timeline li::before{content:"";position:absolute;left:-30px;top:4px;width:14px;height:14px;border-radius:50%;
  background:var(--orange);box-shadow:0 0 0 4px var(--bg)}
.timeline h4{font-family:var(--head);color:#fff;font-size:1.08rem;margin-bottom:4px}
.timeline .ph{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.timeline p{color:var(--ink-dim);font-size:.95rem;margin:4px 0 0}

/* ---------- forms ---------- */
.form-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px;max-width:560px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:.82rem;font-weight:600;color:var(--muted);
  text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:12px 13px;border-radius:10px;
  border:1px solid var(--line-2);background:var(--panel-2);color:var(--ink);font-size:1rem;font-family:var(--body);outline:none}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--orange)}
.form-row .hint{font-size:.8rem;color:var(--muted-2);margin-top:5px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-msg{margin-top:14px;font-size:.95rem;min-height:20px}
.form-msg.ok{color:var(--good)}
.form-msg.err{color:var(--bad)}

/* ---------- prose (case study / long copy) ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h2{margin:34px 0 12px}
.prose h3{margin:26px 0 8px;color:#fff}
.prose p{color:var(--ink-dim)}
.prose ul{color:var(--ink-dim);padding-left:1.2em}
.prose li{margin-bottom:8px}
.flag{background:rgba(230,165,50,.12);border:1px solid rgba(230,165,50,.35);color:var(--warn);
  border-radius:8px;padding:2px 8px;font-size:.82rem;font-weight:600}
.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:22px 0}
.metric{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}
.metric .mv{font-family:var(--head);font-weight:800;font-size:1.7rem;color:var(--orange)}
.metric .ml{font-size:.85rem;color:var(--muted);margin-top:4px}

/* ---------- footer ---------- */
.foot{background:var(--bg-2);border-top:1px solid var(--line);padding:52px 0 34px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;margin-bottom:34px}
.foot .brand{font-size:1.4rem;margin-bottom:12px}
.foot-blurb{color:var(--muted);font-size:.92rem;max-width:34ch}
.foot h5{font-family:var(--head);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted-2);margin:0 0 14px}
.foot ul{list-style:none;margin:0;padding:0}
.foot ul li{margin-bottom:9px}
.foot ul a{color:var(--ink-dim);font-size:.92rem}
.foot ul a:hover{color:#fff;text-decoration:none}
.foot-legal{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;color:var(--muted-2);font-size:.83rem}
.layer-word{color:var(--gold);font-weight:600}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .layers{grid-template-columns:repeat(2,1fr)}
  .cards.c3{grid-template-columns:1fr}
  .cs-strip{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .nav-cta .btn-primary{white-space:nowrap;padding:9px 13px;font-size:.84rem}
  .nav-toggle{display:inline-block}
  .nav.open .nav-links{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    gap:0;background:var(--bg-2);border-bottom:1px solid var(--line);padding:8px 22px 16px}
  .nav.open .nav-links a{padding:12px 0;border-bottom:1px solid var(--line);width:100%}
  section{padding:56px 0}
  .hero{padding:64px 0 52px}
  .hero.img::before{background:linear-gradient(180deg,rgba(12,14,18,.82),rgba(12,14,18,.9) 55%,rgba(12,14,18,.97)),radial-gradient(500px 260px at 80% 0,rgba(219,101,5,.16),transparent 60%)}
  .metric-row{grid-template-columns:1fr}
  /* comparison table collapses to stacked cards */
  .compare table,.compare thead,.compare tbody,.compare tfoot,.compare tr,.compare th,.compare td{display:block}
  .compare thead{display:none}
  .compare td{border-bottom:1px solid var(--line)}
  .compare td.rowlabel{width:auto;background:var(--panel-2);color:var(--gold);text-transform:uppercase;font-size:.75rem}
  .compare .col-go{background:rgba(219,101,5,.08)}
  .compare td::before{content:attr(data-col);display:block;font-size:.7rem;text-transform:uppercase;
    letter-spacing:.08em;color:var(--muted-2);margin-bottom:3px}
  .compare td.rowlabel::before{display:none}
}
@media(max-width:480px){
  .foot-grid{grid-template-columns:1fr}
  .layers{grid-template-columns:1fr}
}