/* Nexus Tech — startup teknologi | tema gelap | #6366f1 / #22d3ee */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0b0f1a; --bg2:#111727; --card:#151c30; --card2:#1b2440;
  --ink:#e8ecf6; --mut:#9aa6c4; --line:#26304d;
  --pri:#6366f1; --pri2:#818cf8; --acc:#22d3ee;
  --grad:linear-gradient(135deg,#6366f1,#22d3ee);
  --radius:16px; --max:1140px;
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* demo bar */
.demobar{
  background:#070a12;color:#cbd5f0;font-size:13px;text-align:center;
  padding:7px 14px;border-bottom:1px solid var(--line)
}
.demobar a{color:var(--acc);font-weight:600}
.demobar b{color:#fff}

/* header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,26,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.3px}
.brand .logo{
  width:34px;height:34px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;box-shadow:0 0 18px rgba(99,102,241,.5)
}
.brand .logo svg{width:20px;height:20px}
.brand span{color:#fff}.brand em{color:var(--acc);font-style:normal}
#nav{display:none}
.burger{display:none;cursor:pointer;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;align-items:center;justify-content:center;color:var(--ink)}
.menu{display:flex;align-items:center;gap:6px;list-style:none}
.menu a{padding:9px 14px;border-radius:10px;color:var(--mut);font-weight:600;font-size:15px;transition:.18s}
.menu a:hover{color:#fff;background:var(--card)}
.menu a.active{color:#fff;background:var(--card2)}
.menu .cta{background:var(--grad);color:#06121a;box-shadow:0 6px 18px rgba(34,211,238,.25)}
.menu .cta:hover{background:var(--grad);color:#06121a;filter:brightness(1.08)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;border:none;transition:.18s}
.btn.primary{background:var(--grad);color:#06121a;box-shadow:0 10px 28px rgba(99,102,241,.35)}
.btn.primary:hover{filter:brightness(1.08);transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--pri2);color:#fff}

/* hero */
.hero{position:relative;overflow:hidden;padding:84px 0 72px}
.hero:before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 320px at 78% -10%,rgba(34,211,238,.18),transparent 60%),
  radial-gradient(620px 360px at 12% 8%,rgba(99,102,241,.22),transparent 60%);pointer-events:none}
.hero .grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--acc);background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.3);padding:6px 13px;border-radius:999px;margin-bottom:18px}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--acc);box-shadow:0 0 10px var(--acc)}
.hero h1{font-size:clamp(32px,5.2vw,52px);line-height:1.1;letter-spacing:-.5px;font-weight:800;color:#fff}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:var(--mut);font-size:18px;margin:18px 0 26px;max-width:48ch}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .trust{margin-top:26px;display:flex;gap:24px;flex-wrap:wrap;color:var(--mut);font-size:14px}
.hero .trust b{color:#fff;font-size:22px;display:block}

/* hero visual card */
.glass{
  background:linear-gradient(160deg,var(--card2),var(--card));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 30px 80px rgba(0,0,0,.45)
}
.dashcard{padding:22px}
.dashcard .bar{display:flex;gap:7px;margin-bottom:18px}
.dashcard .bar i{width:11px;height:11px;border-radius:50%;background:var(--line)}
.dashcard .bar i:first-child{background:#ff5f56}.dashcard .bar i:nth-child(2){background:#ffbd2e}.dashcard .bar i:nth-child(3){background:#27c93f}
.metricrow{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.metric{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px}
.metric .lbl{color:var(--mut);font-size:12px}
.metric .val{font-size:24px;font-weight:800;color:#fff;margin-top:4px}
.metric .val .up{color:var(--acc);font-size:13px;margin-left:6px}
.spark{height:64px;border-radius:12px;border:1px solid var(--line);background:
  linear-gradient(0deg,rgba(99,102,241,.18),transparent),var(--bg2);position:relative;overflow:hidden;display:flex;align-items:flex-end;gap:5px;padding:8px}
.spark span{flex:1;background:var(--grad);border-radius:4px 4px 0 0;opacity:.85}

/* sections */
section{padding:66px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 42px}
.kicker{color:var(--acc);font-weight:800;letter-spacing:2px;font-size:12px;text-transform:uppercase}
.sec-head h2{font-size:clamp(26px,3.6vw,36px);color:#fff;margin:10px 0 12px;font-weight:800;letter-spacing:-.3px}
.sec-head p{color:var(--mut);font-size:17px}
.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* feature grid */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s}
.card:hover{transform:translateY(-4px);border-color:var(--pri);box-shadow:0 16px 40px rgba(99,102,241,.18)}
.ico{width:48px;height:48px;border-radius:12px;background:rgba(99,102,241,.14);border:1px solid rgba(99,102,241,.3);display:grid;place-items:center;margin-bottom:16px;color:var(--acc)}
.ico svg{width:24px;height:24px}
.card h3{color:#fff;font-size:19px;margin-bottom:8px}
.card p{color:var(--mut);font-size:15px}

/* logos strip */
.logos{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 36px;opacity:.85}
.logos span{color:var(--mut);font-weight:800;font-size:18px;letter-spacing:.5px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step:before{counter-increment:s;content:"0" counter(s);font-size:42px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:8px}
.step h3{color:#fff;font-size:18px;margin-bottom:6px}.step p{color:var(--mut);font-size:15px}

/* pricing */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column}
.plan.feat{border-color:var(--pri);background:linear-gradient(165deg,var(--card2),var(--card));box-shadow:0 20px 50px rgba(99,102,241,.22);position:relative}
.plan.feat .tag{position:absolute;top:-12px;right:22px;background:var(--grad);color:#06121a;font-size:12px;font-weight:800;padding:5px 12px;border-radius:999px}
.plan h3{color:#fff;font-size:20px}
.plan .price{font-size:34px;font-weight:800;color:#fff;margin:14px 0 4px}
.plan .price small{font-size:14px;color:var(--mut);font-weight:500}
.plan ul{list-style:none;margin:18px 0 22px;display:grid;gap:11px}
.plan li{color:var(--mut);font-size:15px;display:flex;gap:10px;align-items:flex-start}
.plan li svg{width:18px;height:18px;color:var(--acc);flex:none;margin-top:3px}
.plan .btn{margin-top:auto;justify-content:center}

/* portfolio */
.work{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.workcard{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card);transition:.2s}
.workcard:hover{transform:translateY(-4px);border-color:var(--acc)}
.thumb{height:160px;position:relative;background:var(--bg2)}
.thumb.g1{background:linear-gradient(135deg,#6366f1,#22d3ee)}
.thumb.g2{background:linear-gradient(135deg,#22d3ee,#0ea5e9)}
.thumb.g3{background:linear-gradient(135deg,#818cf8,#6366f1)}
.thumb.g4{background:linear-gradient(135deg,#a855f7,#6366f1)}
.thumb.g5{background:linear-gradient(135deg,#06b6d4,#6366f1)}
.thumb.g6{background:linear-gradient(135deg,#0ea5e9,#22d3ee)}
.thumb:after{content:"";position:absolute;inset:0;background:radial-gradient(120px 120px at 30% 30%,rgba(255,255,255,.25),transparent)}
.workcard .body{padding:20px}
.workcard .body span{color:var(--acc);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px}
.workcard h3{color:#fff;font-size:18px;margin:6px 0}
.workcard p{color:var(--mut);font-size:14px}

/* stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats .s b{font-size:36px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block}
.stats .s span{color:var(--mut);font-size:14px}

/* team */
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.member{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}
.avatar{width:76px;height:76px;border-radius:50%;margin:0 auto 14px;background:var(--grad);display:grid;place-items:center;font-weight:800;font-size:26px;color:#06121a}
.member h3{color:#fff;font-size:17px}.member span{color:var(--acc);font-size:13px;font-weight:600}

/* testimonial */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.quote p{color:var(--ink);font-size:15px;font-style:italic}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:18px}
.quote .who .av{width:42px;height:42px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:800;color:#06121a}
.quote .who b{color:#fff;display:block;font-size:14px}.quote .who small{color:var(--mut)}

/* values / about list */
.vlist{display:grid;gap:16px}
.vitem{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.vitem .ico{margin:0}
.vitem h3{color:#fff;font-size:17px;margin-bottom:4px}.vitem p{color:var(--mut);font-size:15px}

/* faq */
.faq{display:grid;gap:12px;max-width:780px;margin:0 auto}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:4px 20px}
details summary{cursor:pointer;list-style:none;padding:16px 0;color:#fff;font-weight:700;display:flex;justify-content:space-between;align-items:center}
details summary::-webkit-details-marker{display:none}
details summary:after{content:"+";color:var(--acc);font-size:22px}
details[open] summary:after{content:"–"}
details p{color:var(--mut);padding:0 0 16px;font-size:15px}

/* CTA band */
.ctaband{position:relative;overflow:hidden;border-radius:24px;padding:48px;text-align:center;background:linear-gradient(135deg,var(--card2),var(--card));border:1px solid var(--line)}
.ctaband:before{content:"";position:absolute;inset:0;background:radial-gradient(420px 220px at 50% -20%,rgba(34,211,238,.22),transparent 60%)}
.ctaband h2{position:relative;color:#fff;font-size:clamp(24px,3.4vw,34px);font-weight:800}
.ctaband p{position:relative;color:var(--mut);margin:12px auto 24px;max-width:55ch}
.ctaband .actions{position:relative;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* contact */
.cgrid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.info-card{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:14px}
.info-card .ico{margin:0}
.info-card b{color:#fff;display:block}.info-card span{color:var(--mut);font-size:15px}
form{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.formnote{font-size:13px;color:var(--acc);margin-bottom:16px;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.25);padding:8px 12px;border-radius:8px}
label{display:block;color:var(--mut);font-size:14px;font-weight:600;margin:14px 0 6px}
input,textarea,select{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--ink);font-family:inherit;font-size:15px}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--pri)}
form .btn{margin-top:20px;width:100%;justify-content:center}

/* page hero (inner) */
.phero{padding:64px 0 10px;position:relative;overflow:hidden}
.phero:before{content:"";position:absolute;inset:0;background:radial-gradient(520px 260px at 80% -30%,rgba(99,102,241,.2),transparent 60%);pointer-events:none}
.phero .pill{margin-bottom:14px}
.phero h1{position:relative;font-size:clamp(28px,4.4vw,44px);color:#fff;font-weight:800;letter-spacing:-.4px}
.phero p{position:relative;color:var(--mut);font-size:18px;max-width:60ch;margin-top:14px}

/* footer */
footer.site{background:#070a12;border-top:1px solid var(--line);padding:54px 0 26px;margin-top:20px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer .brand{margin-bottom:14px}
footer p.desc{color:var(--mut);font-size:15px;max-width:38ch}
footer h4{color:#fff;font-size:15px;margin-bottom:14px}
footer ul{list-style:none;display:grid;gap:9px}
footer ul a{color:var(--mut);font-size:15px}footer ul a:hover{color:var(--acc)}
.fcontact li{color:var(--mut);font-size:15px;margin-bottom:9px;display:flex;gap:9px}
.fcontact svg{width:18px;height:18px;color:var(--acc);flex:none}
.fbar{border-top:1px solid var(--line);margin-top:36px;padding-top:22px;text-align:center;color:var(--mut);font-size:14px}

/* responsive */
@media(max-width:980px){
  .grid3,.steps,.work,.quotes,.prices{grid-template-columns:repeat(2,1fr)}
  .team{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:820px){
  .burger{display:flex}
  .menu{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;background:var(--bg2);border-bottom:1px solid var(--line);padding:14px 20px;display:none}
  #nav:checked ~ .menu{display:flex}
  .menu a{padding:13px}
  .hero .grid,.cgrid,.fgrid{grid-template-columns:1fr}
  .hero{padding:54px 0 44px}
}
@media(max-width:600px){
  .grid3,.grid2,.steps,.work,.quotes,.prices,.team,.stats{grid-template-columns:1fr}
  .ctaband{padding:32px 22px}
  section{padding:48px 0}
}