/* ============================================================
   AGS AMERICA — main.css  (v2 "Showroom")
   Design system + shared components for all pages.
   Automotive premium · full-bleed · split-screen
   White / Black / Racing-Red · serif display + sans body
   ============================================================ */

/* ---------- design tokens ---------- */
:root{
  --white:#ffffff;
  --paper:#f6f5f2;
  --black:#0b0b0c;
  --ink:#141416;
  --red:#e10600;
  --red-dark:#b00500;
  --grey:#8a8a8e;
  --line:rgba(11,11,12,.12);
  --line-inv:rgba(255,255,255,.16);

  --serif:'Playfair Display', Georgia, serif;
  --sans:'Archivo', 'Helvetica Neue', Arial, sans-serif;

  --nav-h:72px;
  --wrap:1280px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }
body{
  font-family:var(--sans);
  background:var(--white);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}

/* ============================================================
   EDITORIAL ATOMS  (shared across pages)
   ============================================================ */
.wrap{width:min(var(--wrap),100%);margin-inline:auto;padding-inline:clamp(20px,4vw,56px)}

.kicker{
  font:700 11px/1 var(--sans);
  letter-spacing:.34em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:14px;
}
.kicker::before{content:"";width:34px;height:2px;background:var(--red);flex:none}

.sec-title{
  font:800 clamp(40px,6.4vw,88px)/1.02 var(--serif);
  letter-spacing:-.015em;
}
.sec-title em{font-style:italic;font-weight:700;color:var(--red)}

.index-no{ font:600 12px/1 var(--sans);letter-spacing:.28em;color:var(--grey); }

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:14px;
  background:var(--red);color:#fff;border:0;
  font:800 12px/1 var(--sans);letter-spacing:.26em;text-transform:uppercase;
  padding:21px 34px;
  transition:background .25s ease, transform .25s ease;
}
.btn:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn .arrow{transition:transform .25s ease}
.btn:hover .arrow{transform:translateX(5px)}
.btn--ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.4)}
.btn--ghost:hover{background:rgba(255,255,255,.08)}
.btn--dark{background:var(--black);color:#fff}
.btn--dark:hover{background:var(--red)}

/* section header (reusable on subpages) */
.sec-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;
  padding:clamp(72px,10vw,120px) 0 18px;
}
.sec-head .sec-title{margin-top:22px}
.sec-head--dark .kicker{color:rgba(255,255,255,.8)}
.sec-head--dark .sec-title{color:#fff}

/* badges (text-only certification chips) */
.badge-chip{
  display:inline-flex;align-items:center;gap:10px;
  font:800 10px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;
  border:1px solid var(--line);padding:11px 16px;color:var(--ink);
}
.badge-chip::before{content:"";width:8px;height:8px;background:var(--red);flex:none}

/* generic card (subpages reuse) */
.card-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.u-card{
  background:var(--white);padding:clamp(26px,3vw,40px);
  display:flex;flex-direction:column;position:relative;overflow:hidden;
  transition:transform .35s ease, box-shadow .35s ease;
}
.u-card:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(11,11,12,.12);z-index:2}
.u-card::after{content:"";position:absolute;left:0;bottom:0;height:4px;width:0;background:var(--red);transition:width .4s ease}
.u-card:hover::after{width:100%}
.u-card .card-tag{font:800 9px/1 var(--sans);letter-spacing:.26em;text-transform:uppercase;color:var(--red)}
.u-card h3{font:800 clamp(20px,2vw,28px)/1.15 var(--serif);letter-spacing:-.01em;margin-top:16px}
.u-card p{margin-top:14px;font:500 13.5px/1.8 var(--sans);color:#55555a}
@media (prefers-reduced-motion: reduce){.u-card:hover{transform:none}}

/* stats band (shared — index + subpages) */
.stats{background:var(--white);border-bottom:1px solid var(--line)}
.stats-head{display:flex;align-items:baseline;justify-content:space-between;gap:24px;padding:64px 0 8px}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr)}
.stat{padding:44px clamp(14px,2vw,30px) 58px;border-left:1px solid var(--line);position:relative}
.stat:first-child{border-left:0;padding-left:0}
.stat::before{content:"";position:absolute;top:0;left:clamp(14px,2vw,30px);width:30px;height:3px;background:var(--red)}
.stat:first-child::before{left:0}
.stat-num{font:800 clamp(34px,4.2vw,62px)/1 var(--serif);letter-spacing:-.02em;white-space:nowrap}
.stat-num sup{font-size:.45em;font-weight:700;color:var(--red);vertical-align:super}
.stat-label{margin-top:14px;font:700 10px/1.7 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--grey)}
@media (max-width:980px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .stat:nth-child(odd)::before{left:0}
  .stat{padding-top:34px;padding-bottom:38px;border-top:1px solid var(--line)}
  .stat:nth-child(-n+2){border-top:0}
}

/* ============================================================
   SCROLL REVEAL  (GSAP adds .in; CSS handles the transition)
   ============================================================ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.22,.7,.3,1),transform .8s cubic-bezier(.22,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none !important}
}

/* ============================================================
   NAV  (fixed, glass, logo image + hamburger)
   Hamburger uses a flexbox column drawer — survives KakaoTalk
   in-app browser quirks (no transforms on the panel itself).
   ============================================================ */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:30px;width:auto}
.brand-sub{font:600 9px/1 var(--sans);letter-spacing:.42em;text-transform:uppercase;color:var(--grey)}
@media (max-width:560px){ .brand-sub{display:none} }

.nav-drawer{display:flex;align-items:center;gap:clamp(18px,3vw,44px)}
.nav-links{display:flex;align-items:center;gap:clamp(16px,2.6vw,38px);list-style:none}
.nav-links a{
  font:700 11px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;
  padding:8px 0;position:relative;color:var(--ink);
}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--red);transition:width .3s ease}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--red)}
.nav-cta{
  font:800 10px/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;
  color:#fff;background:var(--black);padding:13px 20px;transition:background .25s ease;
}
.nav-cta:hover{background:var(--red)}

/* hamburger */
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;background:none;border:0;
}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);transition:transform .3s ease,opacity .2s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:900px){
  .nav-inner{height:62px}
  .nav-toggle{display:flex}
  /* drawer: plain flex column, no panel transform (KakaoTalk-safe) */
  .nav-drawer{
    display:none;position:fixed;inset:62px 0 auto 0;z-index:99;
    background:var(--white);border-bottom:1px solid var(--line);
    flex-direction:column;padding:8px 0 16px;
  }
  .nav-drawer.open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .nav-links a{padding:16px clamp(20px,5vw,40px);border-top:1px solid var(--line);letter-spacing:.18em}
  .nav-links a::after{display:none}
  .nav-cta{margin:14px clamp(20px,5vw,40px) 0;text-align:center}
}

/* ============================================================
   CTA + FOOTER  (shared)
   ============================================================ */
.cta{background:var(--red);color:#fff;text-align:center;padding:clamp(80px,12vw,150px) 0;position:relative;overflow:hidden}
.cta::before{
  content:"AGS";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  font:900 clamp(240px,46vw,640px)/1 var(--serif);color:rgba(0,0,0,.06);pointer-events:none;
}
.cta .kicker{color:rgba(255,255,255,.85);justify-content:center}
.cta .kicker::before{background:#fff}
.cta h2{position:relative;margin-top:24px;font:900 clamp(46px,8vw,110px)/1.02 var(--serif);letter-spacing:-.02em}
.cta h2 em{font-style:italic;font-weight:700}
.cta p{position:relative;margin:24px auto 0;max-width:50ch;font:500 15px/1.8 var(--sans);color:rgba(255,255,255,.85)}
.cta-actions{position:relative;margin-top:42px;display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cta .btn{background:#fff;color:var(--red)}
.cta .btn:hover{background:var(--black);color:#fff}

.footer{background:var(--black);color:#fff}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:clamp(28px,4vw,64px);padding:clamp(56px,7vw,84px) 0 40px}
.footer-logo{height:30px;width:auto;margin-bottom:16px}
.footer-tag{max-width:34ch;font:500 13px/1.8 var(--sans);color:rgba(255,255,255,.55)}
.footer h4{font:700 10px/1 var(--sans);letter-spacing:.3em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:20px}
.footer ul{list-style:none}
.footer li{margin-bottom:12px;font:600 13px/1.6 var(--sans)}
.footer li a:hover{color:var(--red)}
.footer address{font-style:normal;font:600 13px/2 var(--sans);color:rgba(255,255,255,.8)}
.footer address a{color:#fff;border-bottom:1px solid var(--red)}
.footer-base{
  border-top:1px solid var(--line-inv);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:24px 0 30px;
  font:600 10px/1.6 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.4);
}
@media (max-width:900px){ .footer-inner{grid-template-columns:1fr} }

/* ============================================================
   SUBPAGE HERO  (compact banner — reused by about/products/…)
   ============================================================ */
.page-hero{
  position:relative;
  background:
    radial-gradient(900px 420px at 80% 24%, rgba(225,6,0,.16), transparent 62%),
    linear-gradient(180deg,#101012 0%, #0b0b0c 60%, #060607 100%);
  color:#fff;padding:calc(var(--nav-h) + clamp(60px,9vw,120px)) 0 clamp(56px,8vw,100px);
  overflow:hidden;
}
.page-hero .kicker{color:rgba(255,255,255,.85)}
.page-hero h1{margin-top:26px;font:900 clamp(44px,8vw,104px)/1 var(--serif);letter-spacing:-.02em}
.page-hero h1 em{font-style:italic;font-weight:700;color:var(--red)}
.page-hero .lead{margin-top:24px;max-width:54ch;font:500 16px/1.8 var(--sans);color:rgba(255,255,255,.72)}
.page-hero .lead strong{color:#fff;font-weight:700}