/* AceTech Limited — acetechlimited.net */

:root{
  --canvas:#0a0b0f;
  --surface:#0e1015;
  --card:#14161d;

  /* translucent variants so the animated background reads through */
  --surface-a:rgba(14,16,21,.66);
  --card-a:rgba(20,22,29,.62);
  --card-border:#232733;
  --card-border-hov:#3a3320;

  --accent:#e9b949;
  --accent-hov:#ffd36e;
  --accent-dim:#2a2211;
  --felt:#2f9e74;

  --text-primary:#f4f5f7;
  --text-secondary:#c8cdd7;
  --text-body:#939aa8;
  --text-muted:#6b7280;
  --text-legal:#4b5361;

  --container-max:1200px;
  --container-pad:24px;
  --nav-height:76px;

  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:16px;
  --radius-xl:24px;
  --radius-full:9999px;

  --shadow-md:0 4px 16px rgba(0,0,0,.5);
  --shadow-lg:0 8px 32px rgba(0,0,0,.6);
  --glow:0 0 28px rgba(233,185,73,.16);

  --t-fast:.15s ease;
  --t-base:.25s ease;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html{background:var(--canvas)}
body{
  margin:0;
  background:transparent;
  color:var(--text-primary);
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:"Space Grotesk",Inter,sans-serif;line-height:1.12;margin:0;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
dl,dd,dt{margin:0}

.wrap{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad)}

/* the background canvases sit at z-index -2 and -1, so content rides above them */
.nav,main,.footer{position:relative;z-index:1}

/* keep anchored sections clear of the sticky nav */
section[id],[id]{scroll-margin-top:calc(var(--nav-height) + 20px)}

.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#000;padding:10px 16px;z-index:200;border-radius:0 0 var(--radius-md) 0}
.skip:focus{left:0}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:#0a0b0f;
  font-weight:600;font-size:15px;
  padding:12px 22px;border-radius:var(--radius-full);
  border:1px solid var(--accent);
  transition:background var(--t-base),transform var(--t-fast),box-shadow var(--t-base);
  white-space:nowrap;cursor:pointer;
}
.btn:hover{background:var(--accent-hov);border-color:var(--accent-hov);box-shadow:var(--glow);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text-primary);border-color:var(--card-border)}
.btn-ghost:hover{background:rgba(233,185,73,.07);border-color:var(--accent);color:var(--accent);box-shadow:none}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(10,11,15,.72);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color var(--t-base),background var(--t-base);
}
.nav.scrolled{border-bottom-color:var(--card-border);background:rgba(10,11,15,.92)}
.nav-inner{height:var(--nav-height);display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand-mark{width:24px;height:24px;fill:var(--accent);flex:none;filter:drop-shadow(0 0 8px rgba(233,185,73,.35))}
.brand-name{color:var(--text-primary)}
.nav-links{display:flex;gap:28px;margin-left:auto;font-size:15px;color:var(--text-body)}
.nav-links a{transition:color var(--t-fast)}
.nav-links a:hover{color:var(--accent)}
.nav .btn-sm{flex:none}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;flex-direction:column;gap:5px;margin-left:auto}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text-primary);border-radius:2px;transition:transform var(--t-base),opacity var(--t-fast)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;padding:8px var(--container-pad) 20px;border-top:1px solid var(--card-border);background:var(--canvas)}
.mobile-menu a{padding:13px 0;border-bottom:1px solid rgba(35,39,51,.6);color:var(--text-secondary);font-size:16px}
.mobile-menu a:last-child{border-bottom:0;color:var(--accent);font-weight:600}
.mobile-menu[hidden]{display:none}

/* ---------- Hero ---------- */
.hero{position:relative;padding:88px 0 72px;overflow:hidden}
.hero-glow{
  position:absolute;inset:-20% -10% auto -10%;height:720px;pointer-events:none;
  background:
    radial-gradient(52% 40% at 78% 18%,rgba(233,185,73,.07),transparent 62%),
    radial-gradient(44% 38% at 12% 8%,rgba(47,158,116,.05),transparent 64%);
  filter:blur(6px);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:38px 38px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
  mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--accent-dim);color:var(--accent);
  border:1px solid rgba(233,185,73,.28);
  padding:6px 15px;border-radius:var(--radius-full);
  font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:26px;
}
.eyebrow-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.hero h1{font-size:clamp(38px,5.2vw,62px);font-weight:700;margin-bottom:24px}
.hero h1 em{font-style:normal;color:var(--accent)}
.lede{color:var(--text-body);font-size:17px;max-width:56ch;margin-bottom:34px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Monitor panel ---------- */
.monitor{
  background:linear-gradient(180deg,#12141b,#0d0f14);
  border:1px solid var(--card-border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg),0 0 60px rgba(233,185,73,.06);
  overflow:hidden;
}
.monitor-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--card-border);background:rgba(255,255,255,.02)}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.dot-r{background:#ff5f57}.dot-y{background:#febc2e}.dot-g{background:#28c840}
.monitor-title{margin-left:10px;font-size:12px;color:var(--text-muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em}
.monitor-live{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;color:var(--felt);letter-spacing:.1em}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--felt);animation:pulse 1.9s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(47,158,116,.5)}50%{opacity:.55;box-shadow:0 0 0 6px rgba(47,158,116,0)}}
.monitor-body{padding:20px 18px;display:flex;flex-direction:column;gap:15px}
.metric{display:grid;grid-template-columns:1fr 84px auto;align-items:center;gap:14px}
.m-label{font-size:13px;color:var(--text-body)}
.m-track{height:5px;border-radius:var(--radius-full);background:rgba(255,255,255,.07);overflow:hidden}
.m-track i{display:block;height:100%;width:var(--w);border-radius:inherit;background:linear-gradient(90deg,var(--felt),var(--accent));animation:fill 1.4s cubic-bezier(.2,.8,.2,1) both}
@keyframes fill{from{width:0}to{width:var(--w)}}
.m-val{font-size:13px;font-weight:600;color:var(--text-primary);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap}
.monitor-foot{display:flex;align-items:center;gap:9px;padding:12px 18px;border-top:1px solid var(--card-border);font-size:12px;color:var(--text-muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.ok{color:var(--felt)}
.ok::before{content:"✓ "}
.sep{opacity:.5}

/* ---------- Marquee ---------- */
.marquee{border-block:1px solid var(--card-border);background:var(--surface-a);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);overflow:hidden;padding:15px 0}
.marquee-track{display:flex;gap:44px;width:max-content;animation:slide 46s linear infinite}
.marquee-track span{display:inline-flex;align-items:center;gap:44px;font-size:13.5px;color:var(--text-muted);white-space:nowrap;letter-spacing:.02em}
.marquee-track span::before{content:"◆";color:var(--accent);font-size:9px;opacity:.75}
@keyframes slide{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .marquee-track{animation:none}
  .m-track i{animation:none}
  .pulse{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section-alt{background:var(--surface-a);border-block:1px solid var(--card-border)}
.label{display:block;font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:16px}
.section h2{font-size:clamp(28px,3.6vw,42px);font-weight:700;margin-bottom:20px}
.section-lede{color:var(--text-body);font-size:16.5px;max-width:68ch;margin-bottom:52px}

.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--card-a);border:1px solid var(--card-border);
  border-radius:var(--radius-lg);padding:28px 26px;
  transition:border-color var(--t-base),transform var(--t-base),box-shadow var(--t-base);
}
.card:hover{border-color:var(--card-border-hov);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card-icon{display:inline-block;color:var(--accent);font-size:17px;margin-bottom:16px}
.card h3{font-size:18.5px;font-weight:600;margin-bottom:11px}
.card p{color:var(--text-body);font-size:14.8px;line-height:1.7}

/* ---------- Process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:var(--card-a);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:28px 24px;position:relative;overflow:hidden}
.step::before{content:"";position:absolute;inset:0 auto 0 0;width:2px;background:linear-gradient(180deg,var(--accent),transparent)}
.step-num{display:block;font-family:"Space Grotesk",sans-serif;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em;margin-bottom:14px}
.step h3{font-size:19px;font-weight:600;margin-bottom:11px}
.step p{color:var(--text-body);font-size:14.8px;line-height:1.7}

/* ---------- Case study ---------- */
.case{background:var(--card-a);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--card-border);border-radius:var(--radius-xl);padding:40px;overflow:hidden}
.case-head{display:grid;grid-template-columns:1.55fr .85fr;gap:44px;align-items:start;padding-bottom:36px;border-bottom:1px solid var(--card-border)}
.case-tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted);margin-bottom:12px}
.case-title{font-size:clamp(26px,3vw,34px);font-weight:700;margin-bottom:16px}
.case-head p{color:var(--text-body);font-size:15.5px;line-height:1.75;margin-bottom:26px}
.case-meta{display:flex;flex-direction:column;gap:18px;background:rgba(255,255,255,.02);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:24px}
.case-meta dt{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-bottom:5px}
.case-meta dd{font-size:14.5px;color:var(--text-secondary);display:flex;align-items:center;gap:8px}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--felt);box-shadow:0 0 8px var(--felt);flex:none;animation:pulse 1.9s ease-in-out infinite}

.arch{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:36px}
.arch-col{background:rgba(255,255,255,.02);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:22px 20px;transition:border-color var(--t-base)}
.arch-col:hover{border-color:var(--card-border-hov)}
.arch-icon{color:var(--accent);font-size:15px}
.arch-col h4{font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary);margin:12px 0 14px}
.arch-col li{font-size:14px;color:var(--text-body);padding:6px 0 6px 16px;position:relative}
.arch-col li::before{content:"";position:absolute;left:0;top:14px;width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55}
.arch-foot{margin-top:24px;text-align:center;font-size:13px;color:var(--text-muted);letter-spacing:.02em}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--card-border);border:1px solid var(--card-border);border-radius:var(--radius-lg);overflow:hidden;margin-top:12px}
.stat{background:rgba(10,11,15,.62);padding:36px 28px;display:flex;flex-direction:column;gap:7px}
.stat-num{font-family:"Space Grotesk",sans-serif;font-size:clamp(32px,4vw,46px);font-weight:700;color:var(--accent);line-height:1;letter-spacing:-.03em}
.stat-label{font-size:15px;font-weight:600;color:var(--text-primary);margin-top:6px}
.stat-note{font-size:13.5px;color:var(--text-muted)}

/* ---------- Why ---------- */
.why-wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.why-copy{position:sticky;top:calc(var(--nav-height) + 36px)}
.why-copy h2{margin-bottom:20px}
.why-copy p{color:var(--text-body);font-size:16.5px;margin-bottom:18px}
.why-list{display:flex;flex-direction:column;gap:6px}
.why-list li{display:flex;gap:16px;padding:18px;border:1px solid transparent;border-radius:var(--radius-md);transition:border-color var(--t-base),background var(--t-base)}
.why-list li:hover{border-color:var(--card-border);background:var(--card-a)}
.why-list li > span{color:var(--accent);font-size:14px;line-height:1.7;flex:none}
.why-list strong{display:block;font-size:15.5px;font-weight:600;color:var(--text-primary);margin-bottom:4px}
.why-list div{color:var(--text-body);font-size:14.5px;line-height:1.65}

/* ---------- CTA ---------- */
.cta{position:relative;padding:96px 0;border-top:1px solid var(--card-border);background:var(--surface-a);overflow:hidden}
.cta::before{
  content:"";position:absolute;inset:auto 0 -60% 0;height:420px;pointer-events:none;
  background:radial-gradient(48% 60% at 50% 100%,rgba(233,185,73,.15),transparent 70%);
}
.cta-inner{position:relative;text-align:center;max-width:720px}
.cta h2{font-size:clamp(30px,4vw,46px);font-weight:700;margin-bottom:18px}
.cta p{color:var(--text-body);font-size:17px;margin-bottom:34px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Footer ---------- */
.footer{background:rgba(10,11,15,.72);border-top:1px solid var(--card-border);padding:60px 0 28px}
.footer-inner{display:grid;grid-template-columns:1.3fr 2fr;gap:56px;padding-bottom:40px}
.footer-brand p{color:var(--text-muted);font-size:14.5px;margin-top:16px;max-width:38ch}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.footer-links h4{font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:14px}
.footer-links a{display:block;color:var(--text-muted);font-size:14.5px;padding:5px 0;transition:color var(--t-fast);word-break:break-word}
.footer-links a:hover{color:var(--accent)}
.footer-legal{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--card-border);color:var(--text-legal);font-size:13px}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .arch{grid-template-columns:repeat(2,1fr)}
  .case-head{grid-template-columns:1fr;gap:28px}
  .why-wrap{grid-template-columns:1fr;gap:36px}
  .why-copy{position:static}
  .stats{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr;gap:36px}
}
@media (max-width:720px){
  :root{--container-pad:18px}
  .nav-links,.nav .btn-sm{display:none}
  .nav-toggle{display:flex}
  .mobile-menu:not([hidden]){display:flex}
  .hero{padding:56px 0 52px}
  .hero h1{font-size:clamp(32px,8.6vw,42px)}
  .lede{font-size:16px}
  .hero-cta .btn{flex:1 1 100%}
  .section{padding:66px 0}
  .section-lede{margin-bottom:34px;font-size:15.5px}
  .grid-3,.steps,.arch,.stats{grid-template-columns:1fr}
  .case{padding:26px 20px;border-radius:var(--radius-lg)}
  .metric{grid-template-columns:1fr auto;gap:10px}
  .m-track{display:none}
  .footer-links{grid-template-columns:1fr;gap:22px}
  .cta{padding:66px 0}
  .cta-actions .btn{flex:1 1 100%}
  .footer-legal{flex-direction:column;gap:8px}
}

/* ==================================================================
   Motion and pointer polish
   Everything below is driven by classes that JavaScript adds, so with
   scripting off the page simply renders in its finished state.
   ================================================================== */

/* ---- scroll reveal ---- */
.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .75s cubic-bezier(.16,.84,.26,1) var(--rd,0ms),
             transform .75s cubic-bezier(.16,.84,.26,1) var(--rd,0ms);
  will-change:opacity,transform;
}
.reveal.in{opacity:1;transform:none;will-change:auto}

/* ---- scroll progress ---- */
.progress{
  position:fixed;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--felt),var(--accent));
  transform:scaleX(0);transform-origin:0 50%;
  z-index:120;pointer-events:none;
}

/* ---- pointer spotlight on cards ---- */
.lit{position:relative}
.lit::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  border-radius:inherit;opacity:0;
  transition:opacity .4s ease;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),
             rgba(233,185,73,.11),transparent 68%);
}
.lit:hover::after{opacity:1}
/* the step card already uses ::before for its rule, so its glow rides above it */
.step.lit::after{border-radius:var(--radius-lg)}

/* ---- nav underline ---- */
.nav-links a{position:relative}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:1.5px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:100% 50%;
  transition:transform .38s cubic-bezier(.16,.84,.26,1);
}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:0 50%}

/* ---- custom cursor ---- */
.has-cursor,
.has-cursor a,
.has-cursor button,
.has-cursor .btn,
.has-cursor .card,
.has-cursor .nav-toggle{cursor:none}

.cur-dot,.cur-ring{
  position:fixed;top:0;left:0;
  pointer-events:none;border-radius:50%;
  opacity:0;
}
.cur-dot{
  width:6px;height:6px;background:var(--accent);
  z-index:9999;
  box-shadow:0 0 10px rgba(233,185,73,.8);
  transition:opacity .25s ease,transform .08s linear,width .25s ease,height .25s ease;
}
.cur-ring{
  width:34px;height:34px;
  border:1.5px solid rgba(233,185,73,.5);
  z-index:9998;
  transition:opacity .3s ease,width .3s cubic-bezier(.16,.84,.26,1),
             height .3s cubic-bezier(.16,.84,.26,1),
             border-color .3s ease,background-color .3s ease;
}
.cur-dot.on,.cur-ring.on{opacity:1}
.cur-ring.hot{
  width:58px;height:58px;
  border-color:var(--accent);
  background-color:rgba(233,185,73,.07);
}
.cur-dot.hot{opacity:0}
.cur-ring.down{width:26px;height:26px;background-color:rgba(233,185,73,.16)}

/* Touch, coarse pointers and anyone who asked for less motion keep the
   native cursor and get the page in its resting state. */
@media (pointer:coarse),(max-width:899px){
  .cur-dot,.cur-ring{display:none}
  .has-cursor,.has-cursor *{cursor:auto}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .lit::after{display:none}
  .progress{transition:none}
  .cur-dot,.cur-ring{display:none}
}