:root{
    --bg-0:#0A0E19;
    --bg-1:#10152A;
    --bg-2:#161D38;
    --line:#232B4D;
    --cyan:#00E5C7;
    --violet:#7C5CFC;
    --amber:#FFB24C;
    --text-hi:#EEF1FA;
    --text-mid:#AEB6D4;
    --text-lo:#6E7699;
    --display: 'Space Grotesk', sans-serif;
    --body: 'Inter', sans-serif;
    --mono: 'JetBrains Mono', monospace;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg-0);
    color:var(--text-hi);
    font-family:var(--body);
    line-height:1.5;
    overflow-x:hidden;
  }
  a{color:inherit; text-decoration:none;}
  ul{list-style:none;}
  img,svg{display:block; max-width:100%;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 28px;}
  ::selection{background:var(--cyan); color:#04150F;}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
  }

  /* ---------- Background fiber texture ---------- */
  .fiber-bg{
    position:fixed; inset:0; z-index:0; pointer-events:none;
    opacity:0.5;
  }

  /* ---------- Nav ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(10,14,25,0.78);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:18px 28px; max-width:1180px; margin:0 auto;
  }
  .logo{
    display:flex; align-items:center; gap:10px;
    font-family:var(--display); font-weight:700; font-size:1.25rem; letter-spacing:0.01em;
  }
  .logo .dot{
    width:9px; height:9px; border-radius:50%; background:var(--cyan);
    box-shadow:0 0 12px 2px var(--cyan);
    animation:blink 2.4s ease-in-out infinite;
  }
  @keyframes blink{0%,100%{opacity:1;} 50%{opacity:0.35;}}
  .nav-links{display:flex; gap:34px; font-size:0.93rem; color:var(--text-mid);}
  .nav-links a{transition:color .2s;}
  .nav-links a:hover, .nav-links a:focus-visible{color:var(--text-hi);}
  .nav-cta{
    font-size:0.88rem; font-weight:600; padding:10px 20px; border-radius:100px;
    background:var(--cyan); color:#04150F;
    transition:transform .15s, box-shadow .2s;
  }
  .nav-cta:hover{transform:translateY(-1px); box-shadow:0 6px 24px -6px rgba(0,229,199,0.55);}
  .burger{display:none; background:none; border:0; color:var(--text-hi); font-size:1.4rem;}

  a:focus-visible, button:focus-visible, input:focus-visible{
    outline:2px solid var(--cyan); outline-offset:3px; border-radius:4px;
  }

  /* ---------- Hero ---------- */
  .hero{
    position:relative; z-index:1;
    padding:110px 0 90px;
    overflow:hidden;
  }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-family:var(--mono); font-size:0.78rem; color:var(--cyan);
    border:1px solid rgba(0,229,199,0.35); background:rgba(0,229,199,0.06);
    padding:6px 14px; border-radius:100px; margin-bottom:28px;
  }
  h1{
    font-family:var(--display); font-weight:700;
    font-size:clamp(2.4rem, 5.6vw, 4.4rem);
    line-height:1.04; letter-spacing:-0.02em;
    max-width:15ch;
  }
  h1 .grad{
    background:linear-gradient(90deg, var(--cyan), var(--violet));
    -webkit-background-clip:text; background-clip:text; color:transparent;
  }
  .hero-sub{
    color:var(--text-mid); font-size:1.1rem; max-width:46ch; margin:26px 0 38px;
  }
  .hero-grid{display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center;}

  .check-box{
    background:var(--bg-1); border:1px solid var(--line); border-radius:16px;
    padding:8px; display:flex; gap:8px; max-width:460px;
  }
  .check-box input{
    flex:1; background:transparent; border:0; color:var(--text-hi);
    font-family:var(--body); font-size:0.95rem; padding:12px 14px; min-width:0;
  }
  .check-box input::placeholder{color:var(--text-lo);}
  .btn-primary{
    background:var(--cyan); color:#04150F; font-weight:600; font-size:0.92rem;
    border:0; border-radius:11px; padding:0 22px; cursor:pointer; white-space:nowrap;
    transition:transform .15s, box-shadow .2s;
  }
  .btn-primary:hover{transform:translateY(-1px); box-shadow:0 8px 26px -8px rgba(0,229,199,0.6);}
  .check-result{
    margin-top:14px; font-family:var(--mono); font-size:0.85rem; color:var(--text-lo); min-height:1.4em;
  }
  .check-result.ok{color:var(--cyan);}
  .check-result.no{color:var(--amber);}

  .hero-stats{display:flex; gap:36px; margin-top:44px; flex-wrap:wrap;}
  .hero-stats div b{
    display:block; font-family:var(--display); font-size:1.7rem; font-weight:700;
  }
  .hero-stats div span{font-size:0.82rem; color:var(--text-lo);}

  /* hero visual: network map with pulses */
  .hero-visual{position:relative; aspect-ratio:1/1; max-width:480px; margin:0 auto;}
  .hero-visual svg{width:100%; height:100%;}
  .pulse-path{
    fill:none; stroke:var(--line); stroke-width:1.5;
  }
  .pulse-dot{
    fill:var(--cyan);
    filter:drop-shadow(0 0 6px var(--cyan));
    offset-rotate:0deg;
    animation:travel 4.5s linear infinite;
  }
  @keyframes travel{
    0%{offset-distance:0%; opacity:0;}
    5%{opacity:1;}
    95%{opacity:1;}
    100%{offset-distance:100%; opacity:0;}
  }
  .node{fill:var(--bg-2); stroke:var(--text-lo); stroke-width:1.2;}
  .node.lit{stroke:var(--cyan);}

  /* ---------- Section shared ---------- */
  section{position:relative; z-index:1; padding:96px 0;}
  .section-head{max-width:640px; margin-bottom:56px;}
  .kicker{
    font-family:var(--mono); font-size:0.78rem; color:var(--violet);
    letter-spacing:0.06em; text-transform:uppercase; display:block; margin-bottom:14px;
  }
  h2{
    font-family:var(--display); font-weight:600; font-size:clamp(1.8rem, 3.4vw, 2.6rem);
    letter-spacing:-0.01em; margin-bottom:14px;
  }
  .section-sub{color:var(--text-mid); font-size:1.02rem; max-width:52ch;}

  .reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease;}
  .reveal.show{opacity:1; transform:none;}

  /* ---------- Kenapa / Features ---------- */
  .features{
    display:grid; grid-template-columns:repeat(4, 1fr); gap:1px;
    background:var(--line); border:1px solid var(--line); border-radius:20px; overflow:hidden;
  }
  .feature{background:var(--bg-1); padding:34px 26px;}
  .feature .num{font-family:var(--mono); font-size:0.78rem; color:var(--text-lo); margin-bottom:22px; display:block;}
  .feature h3{font-family:var(--display); font-size:1.08rem; font-weight:600; margin-bottom:10px;}
  .feature p{color:var(--text-mid); font-size:0.9rem;}

  /* ---------- Pricing ---------- */
  .plans{display:grid; grid-template-columns:repeat(4, 1fr); gap:18px;}
  .plan{
    background:var(--bg-1); border:1px solid var(--line); border-radius:18px; padding:30px 26px;
    display:flex; flex-direction:column; transition:border-color .2s, transform .2s;
  }
  .plan:hover{border-color:rgba(0,229,199,0.4); transform:translateY(-4px);}
  .plan.featured{
    border-color:var(--cyan); background:linear-gradient(180deg, rgba(0,229,199,0.07), var(--bg-1) 60%);
    position:relative;
  }
  .plan.featured::before{
    content:'Paling laris'; position:absolute; top:-13px; left:26px;
    background:var(--cyan); color:#04150F; font-size:0.72rem; font-weight:700;
    padding:4px 12px; border-radius:100px;
  }
  .plan h3{font-family:var(--display); font-size:1.1rem; font-weight:600; margin-bottom:6px;}
  .plan .speed{font-family:var(--mono); color:var(--cyan); font-size:0.85rem; margin-bottom:22px;}
  .plan .price{font-family:var(--display); font-size:2rem; font-weight:700; margin-bottom:2px;}
  .plan .price sup{font-family:var(--body); font-size:0.9rem; font-weight:500; color:var(--text-lo);}
  .plan .period{color:var(--text-lo); font-size:0.82rem; margin-bottom:26px;}
  .plan ul{margin-bottom:28px; flex:1;}
  .plan li{
    font-size:0.87rem; color:var(--text-mid); padding:9px 0; border-top:1px solid var(--line);
    display:flex; gap:9px;
  }
  .plan li:first-child{border-top:0;}
  .plan li::before{content:'—'; color:var(--cyan); flex-shrink:0;}
  .plan-btn{
    text-align:center; padding:12px; border-radius:10px; font-weight:600; font-size:0.9rem;
    border:1px solid var(--line); color:var(--text-hi); transition:all .2s;
  }
  .plan.featured .plan-btn{background:var(--cyan); color:#04150F; border-color:var(--cyan);}
  .plan-btn:hover{border-color:var(--cyan); color:var(--cyan);}
  .plan.featured .plan-btn:hover{color:#04150F; opacity:0.9;}

  /* ---------- Cakupan ---------- */
  .coverage-wrap{
    display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:center;
  }
  .city-list{display:grid; grid-template-columns:1fr 1fr; gap:12px 26px;}
  .city-list li{
    display:flex; align-items:center; justify-content:space-between;
    padding:14px 0; border-bottom:1px solid var(--line); font-size:0.95rem;
  }
  .city-list li span.status{
    font-family:var(--mono); font-size:0.72rem; padding:3px 10px; border-radius:100px;
  }
  .status.live{background:rgba(0,229,199,0.12); color:var(--cyan);}
  .status.soon{background:rgba(255,178,76,0.12); color:var(--amber);}
  .coverage-map{
    aspect-ratio:1/1; background:var(--bg-1); border:1px solid var(--line); border-radius:20px;
    position:relative; overflow:hidden;
  }

  /* ---------- Testimoni ---------- */
  .testimonials{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
  .t-card{
    background:var(--bg-1); border:1px solid var(--line); border-radius:18px; padding:30px;
  }
  .t-card p{font-size:0.98rem; color:var(--text-hi); margin-bottom:22px; line-height:1.6;}
  .t-who{display:flex; align-items:center; gap:12px;}
  .t-avatar{
    width:38px; height:38px; border-radius:50%;
    background:linear-gradient(135deg, var(--cyan), var(--violet));
    flex-shrink:0;
  }
  .t-who b{display:block; font-size:0.88rem;}
  .t-who span{font-size:0.78rem; color:var(--text-lo);}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:760px;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{
    width:100%; text-align:left; background:none; border:0; color:var(--text-hi);
    font-family:var(--display); font-size:1.02rem; font-weight:500;
    padding:22px 0; cursor:pointer; display:flex; justify-content:space-between; align-items:center; gap:20px;
  }
  .faq-q .plus{
    font-family:var(--mono); font-size:1.2rem; color:var(--cyan); transition:transform .3s; flex-shrink:0;
  }
  .faq-item.open .plus{transform:rotate(45deg);}
  .faq-a{
    max-height:0; overflow:hidden; transition:max-height .35s ease;
    color:var(--text-mid); font-size:0.93rem;
  }
  .faq-a p{padding-bottom:22px; max-width:65ch;}

  /* ---------- CTA ---------- */
  .cta-band{
    border-radius:28px; background:linear-gradient(120deg, var(--bg-2), var(--bg-1));
    border:1px solid var(--line);
    padding:70px 60px; text-align:center; position:relative; overflow:hidden;
  }
  .cta-band h2{max-width:20ch; margin:0 auto 16px;}
  .cta-band .section-sub{margin:0 auto 34px;}
  .cta-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap;}
  .btn-ghost{
    padding:13px 26px; border-radius:11px; border:1px solid var(--line); font-weight:600; font-size:0.92rem;
    transition:border-color .2s;
  }
  .btn-ghost:hover{border-color:var(--cyan);}
  .btn-big{
    padding:13px 26px; border-radius:11px; background:var(--cyan); color:#04150F;
    font-weight:600; font-size:0.92rem; transition:transform .15s;
  }
  .btn-big:hover{transform:translateY(-1px);}

  /* ---------- Footer ---------- */
  footer{border-top:1px solid var(--line); padding:56px 0 34px; position:relative; z-index:1;}
  .foot-grid{display:grid; grid-template-columns:1.4fr repeat(3, 1fr); gap:40px; margin-bottom:48px;}
  .foot-brand p{color:var(--text-lo); font-size:0.88rem; margin-top:14px; max-width:32ch;}
  .foot-col h4{font-size:0.82rem; color:var(--text-lo); margin-bottom:16px; font-weight:600; letter-spacing:0.02em;}
  .foot-col li{margin-bottom:11px; font-size:0.89rem;}
  .foot-col a{color:var(--text-mid); transition:color .2s;}
  .foot-col a:hover{color:var(--cyan);}
  .foot-bottom{
    display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
    padding-top:28px; border-top:1px solid var(--line);
    font-size:0.8rem; color:var(--text-lo);
  }

  @media (max-width: 920px){
    .nav-links{display:none;}
    .burger{display:block;}
    .hero-grid{grid-template-columns:1fr;}
    .hero-visual{order:-1; max-width:320px;}
    .features{grid-template-columns:repeat(2,1fr);}
    .plans{grid-template-columns:repeat(2,1fr);}
    .coverage-wrap{grid-template-columns:1fr;}
    .testimonials{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr 1fr;}
    .cta-band{padding:50px 26px;}
  }
  @media (max-width: 560px){
    .plans, .features{grid-template-columns:1fr;}
    .check-box{flex-direction:column;}
    .hero-stats{gap:26px;}
    .foot-grid{grid-template-columns:1fr;}
  }