/* ============================================================
   Advanced Innovation Investment Company — site styles
   Theme mirrored from the company profile deck:
   navy #0F2148 / gold #D8A43A / muted #AEB8C9
   ============================================================ */

:root{
  --navy:        #0F2148;
  --navy-deep:   #0A1733;
  --navy-800:    #0C1B3C;
  --card:        #16294F;
  --card-2:      #1A2E57;
  --border:      #2C4574;
  --border-soft: #233a66;
  --gold:        #D8A43A;
  --gold-soft:   #e7c474;
  --muted:       #AEB8C9;
  --muted-dim:   #6E7E9C;
  --white:       #FFFFFF;

  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans:  "Source Sans 3", "Segoe UI", Calibri, system-ui, sans-serif;

  --maxw: 1180px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--navy);
  color:var(--muted);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* subtle engineering blueprint grid behind everything */
body::before{
  content:"";
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(216,164,58,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216,164,58,.035) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 70% 0%, #000 0%, transparent 60%);
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:1}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--serif);color:var(--white);font-weight:700;line-height:1.1}
a{color:inherit;text-decoration:none}
.eyebrow{
  font-family:var(--sans);font-weight:700;font-size:.74rem;
  letter-spacing:.28em;text-transform:uppercase;color:var(--gold);
  margin-bottom:14px;display:inline-block;
}
.lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.gold{color:var(--gold)}
.serif-italic{font-family:var(--serif);font-style:italic}

/* ---------- nav ---------- */
header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,18,42,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-soft);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:13px}
.brand .mark{width:38px;height:38px;flex:0 0 auto}
.brand .bt{display:flex;flex-direction:column;line-height:1.05}
.brand .bt b{font-family:var(--serif);color:var(--white);font-size:1.02rem;font-weight:700}
.brand .bt span{font-size:.6rem;letter-spacing:.22em;color:var(--gold);text-transform:uppercase}
.menu{display:flex;gap:34px;align-items:center}
.menu a{
  font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  color:var(--muted);padding:6px 0;position:relative;transition:color .25s var(--ease);
}
.menu a:hover,.menu a.active{color:var(--white)}
.menu a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--gold);transition:width .3s var(--ease);
}
.menu a:hover::after,.menu a.active::after{width:100%}
.nav-toggle{display:none;background:none;border:0;color:var(--white);font-size:1.6rem;cursor:pointer}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.84rem;letter-spacing:.1em;text-transform:uppercase;
  padding:14px 30px;border-radius:2px;cursor:pointer;transition:.28s var(--ease);
}
.btn-gold{background:var(--gold);color:var(--navy-deep)}
.btn-gold:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--border);color:var(--white)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}

/* ---------- sections ---------- */
section{position:relative;z-index:1;padding:96px 0}
.section-head{max-width:760px;margin-bottom:54px}
.section-head h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:18px}
.alt{background:var(--navy-deep)}

/* ---------- hero ---------- */
.hero{
  min-height:90vh;display:flex;align-items:center;
  background:
    radial-gradient(1200px 600px at 78% -10%, rgba(216,164,58,.16), transparent 55%),
    radial-gradient(900px 500px at 10% 110%, rgba(44,69,116,.55), transparent 60%),
    linear-gradient(180deg,var(--navy-deep),var(--navy));
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;width:100%}
.hero .mark-lg{width:78px;height:78px;margin-bottom:30px}
.hero h1{font-size:clamp(2.6rem,5.4vw,4.4rem);margin-bottom:8px}
.hero .accent-bar{border-left:3px solid var(--gold);padding-left:22px;margin:30px 0}
.hero .accent-bar .l1{color:var(--muted)}
.hero .accent-bar .l2{color:var(--white)}
.hero .accent-bar .l3{color:var(--gold)}
.hero .accent-bar h1{font-size:clamp(1.7rem,3vw,2.4rem)}
.dotline{display:flex;gap:18px;align-items:center;color:var(--gold);
  font-weight:700;letter-spacing:.26em;text-transform:uppercase;font-size:.86rem;margin-top:8px}
.dotline span::after{content:"·";margin-left:18px;color:var(--border)}
.dotline span:last-child::after{content:""}
.hero-visual{
  height:440px;border:1px solid var(--border);border-radius:4px;position:relative;
  background:linear-gradient(135deg,#13254c,#0c1a3a);overflow:hidden;
}
.hero-visual .ring{position:absolute;border:1px solid rgba(216,164,58,.25);border-radius:50%}
.hero-visual .skyline{position:absolute;bottom:0;left:0;right:0;height:62%}

/* ---------- stat cards (deck motif: gold left bar) ---------- */
.stats{display:grid;gap:18px}
.stat{
  display:flex;align-items:center;gap:26px;
  background:var(--card);border:1px solid var(--border);
  border-left:4px solid var(--gold);padding:22px 28px;border-radius:3px;
  transition:.3s var(--ease);
}
.stat:hover{transform:translateX(6px);border-color:var(--border);background:var(--card-2)}
.stat .num{font-family:var(--serif);color:var(--gold);font-size:2.4rem;font-weight:700;min-width:96px}
.stat .lbl{color:var(--white);font-weight:700;letter-spacing:.04em}

/* ---------- value chips with circle icons ---------- */
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:46px}
.value{text-align:center}
.icirc{
  width:62px;height:62px;border:1.5px solid var(--gold);border-radius:50%;
  display:flex;align-items:center;justify-content:center;margin:0 auto 14px;
  color:var(--gold);transition:.3s var(--ease);
}
.value:hover .icirc{background:var(--gold);color:var(--navy-deep)}
.value b{color:var(--white);display:block;letter-spacing:.04em}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:s}
.step{border-top:2px solid var(--border);padding-top:22px;position:relative}
.step .n{font-family:var(--serif);font-size:2.4rem;color:var(--gold);font-weight:700;line-height:1}
.step h4{font-size:1.15rem;margin:10px 0 8px}
.step p{font-size:.93rem}
.step::before{content:"";position:absolute;top:-2px;left:0;height:2px;width:0;background:var(--gold);transition:width .5s var(--ease)}
.step.reveal-in::before{width:46px}

/* ---------- feature / why grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feature{
  background:var(--card);border:1px solid var(--border);border-radius:4px;
  padding:30px 28px;transition:.3s var(--ease);
}
.feature:hover{transform:translateY(-5px);border-color:var(--gold);background:var(--card-2)}
.feature .icirc{margin:0 0 18px}
.feature h4{font-size:1.22rem;margin-bottom:10px}
.feature p{font-size:.95rem}

/* ---------- sector pills ---------- */
.sectors{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.sector{
  border:1px solid var(--border);border-radius:3px;padding:20px 22px;
  color:var(--white);font-weight:600;background:var(--card);
  display:flex;align-items:center;gap:12px;transition:.3s var(--ease);
}
.sector:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px)}
.sector .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);flex:0 0 auto}

/* ---------- service detail blocks ---------- */
.svc{
  background:var(--card);border:1px solid var(--border);border-radius:5px;
  padding:42px 40px;margin-bottom:26px;border-left:4px solid var(--gold);
}
.svc-head{display:flex;align-items:flex-start;gap:22px;margin-bottom:26px}
.svc-head .icirc{flex:0 0 auto;width:58px;height:58px;margin:0}
.svc-head h3{font-size:1.7rem;margin-bottom:6px}
.svc-head .tag{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.svc-cols{display:grid;grid-template-columns:1fr 1fr;gap:38px}
.svc-cols h5{
  font-family:var(--sans);color:var(--gold);font-weight:700;font-size:.78rem;
  letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px;
}
.ticks{list-style:none}
.ticks li{position:relative;padding-left:24px;margin-bottom:9px;font-size:.96rem;color:var(--muted)}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;
  border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg) translateY(-3px)}
.codes{margin-top:24px;padding-top:20px;border-top:1px solid var(--border);
  font-size:.85rem;color:var(--muted-dim);letter-spacing:.04em}
.codes b{color:var(--gold)}

/* ---------- split content (vision / mission etc.) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.panel{background:var(--card);border:1px solid var(--border);border-radius:5px;padding:40px 38px;border-top:3px solid var(--gold)}
.panel h3{font-size:1.5rem;margin-bottom:16px}
.panel p{margin-bottom:14px}

/* ---------- quote ---------- */
.quote{
  font-family:var(--serif);font-style:italic;color:var(--gold);
  font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.4;max-width:20ch;
  border-left:3px solid var(--gold);padding-left:26px;
}

/* ---------- CTA band ---------- */
.cta{
  background:
    radial-gradient(900px 400px at 80% 0%, rgba(216,164,58,.14), transparent 55%),
    var(--navy-deep);
  text-align:center;border-top:1px solid var(--border-soft);
}
.cta h2{font-size:clamp(2rem,4.5vw,3.2rem);margin-bottom:18px}
.cta .dotline{justify-content:center;margin:34px 0}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:10px}
.cinfo{background:var(--card);border:1px solid var(--border);border-radius:5px;padding:34px 32px;
  border-left:4px solid var(--gold);transition:.3s var(--ease)}
.cinfo:hover{background:var(--card-2)}
.cinfo .icirc{margin:0 0 16px;width:54px;height:54px}
.cinfo h4{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-family:var(--sans);margin-bottom:10px}
.cinfo a,.cinfo p{color:var(--white);font-size:1.12rem;display:block;word-break:break-word}
.cinfo a:hover{color:var(--gold)}
.note{font-size:.8rem;color:var(--muted-dim);margin-top:26px;border-left:2px solid var(--border);padding-left:14px}

/* ---------- footer ---------- */
footer.ft{background:var(--navy-deep);border-top:1px solid var(--border-soft);padding:54px 0 34px}
.ft-top{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;flex-wrap:wrap;margin-bottom:34px}
.ft .brand b{font-size:1.1rem}
.ft-links{display:flex;gap:30px;flex-wrap:wrap}
.ft-links a{color:var(--muted);font-size:.86rem;letter-spacing:.06em}
.ft-links a:hover{color:var(--gold)}
.ft-bot{border-top:1px solid var(--border-soft);padding-top:22px;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.78rem;color:var(--muted-dim)}
.ft-bot .gold{font-weight:700}

/* ---------- project gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
/* real hero photo replaces the SVG motif */
.hero-photo{width:100%;height:100%;object-fit:cover;display:block}
.hero-visual.has-photo{background:none}
/* service cover image inside each card */
.svc-img{width:100%;height:230px;object-fit:cover;border-radius:4px;margin-bottom:26px;display:block;border:1px solid var(--border)}
.proj{
  margin:0;border:1px solid var(--border);border-radius:5px;overflow:hidden;
  background:var(--card);transition:.3s var(--ease);
}
.proj:hover{transform:translateY(-5px);border-color:var(--gold)}
.proj img{display:block;width:100%;height:230px;object-fit:cover;background:var(--navy-deep)}
.proj figcaption{
  padding:16px 18px;color:var(--white);font-weight:600;font-size:.98rem;
  border-top:1px solid var(--border);
}
.proj figcaption span{display:block;color:var(--muted);font-weight:400;font-size:.85rem;margin-top:3px}

/* ---------- reveal animation (progressive enhancement) ----------
   Content is visible by default. Only when JS is active (.js on <html>)
   do we hide-then-reveal, so a JS failure never hides content. */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.reveal-in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{display:none}
  .values,.sectors,.grid-4{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:680px){
  section{padding:64px 0}
  .menu{
    position:fixed;inset:74px 0 auto 0;flex-direction:column;gap:0;
    background:var(--navy-deep);border-bottom:1px solid var(--border);
    transform:translateY(-130%);transition:transform .35s var(--ease);
  }
  .menu.open{transform:none}
  .menu a{padding:18px 28px;width:100%;border-bottom:1px solid var(--border-soft)}
  .nav-toggle{display:block}
  .grid-3,.grid-2,.split,.svc-cols,.values,.sectors,.grid-4,.contact-grid,.steps,.gallery{grid-template-columns:1fr}
  .svc{padding:30px 24px}
  .stat .num{font-size:2rem;min-width:74px}
}