:root{
    --bg:#ffffff;
    --bg-soft:#f6f8fc;
    --bg-soft-2:#eef1f8;
    --ink:#10172a;
    --ink-soft:#5b6478;
    --line:rgba(16,23,42,0.08);
    --red:#dc2626;
    --red-2:#ef4444;
    --blue:#2563eb;
    --blue-2:#3b82f6;
    --shadow:0 20px 50px -20px rgba(37,38,87,0.18);
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    overflow-x:hidden;
  }
  h1,h2,h3,.display{font-family:'Space Grotesk',sans-serif;}
  a{font-family:inherit;}

  /* NAV */
  nav{
    position:fixed; top:0; left:0; right:0; z-index:100;
    display:flex; align-items:center; justify-content:space-between;
    padding:18px 6%;
    background:rgba(255,255,255,0.82);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
  .logo-mark{display:flex; align-items:center; gap:10px;}
  .logo-text{font-weight:700;font-size:19px;letter-spacing:-0.02em;color:var(--ink);}
  .logo-text span{color:var(--red);}
  .nav-links{display:flex;gap:34px;align-items:center;}
  .nav-links a{color:var(--ink-soft);text-decoration:none;font-size:14.5px;font-weight:500;transition:color .2s;}
  .nav-links a:hover{color:var(--ink);}
  .nav-cta{
    background:linear-gradient(90deg,var(--red),var(--blue));
    color:#fff; padding:11px 24px; border-radius:9px;
    font-weight:600; font-size:14px; text-decoration:none;
    box-shadow:0 10px 24px -8px rgba(37,38,135,0.45);
    transition:transform .2s, box-shadow .2s;
  }
  .nav-cta:hover{transform:translateY(-2px); box-shadow:0 14px 28px -8px rgba(37,38,135,0.55);}

  /* HERO */
  .hero{
    position:relative;
    background:var(--bg-soft);
    overflow:hidden;
    padding-top:80px; /* nav height offset */
  }
  .hero-blob{
    position:absolute; border-radius:50%; z-index:0; pointer-events:none;
  }
  .blob-1{width:600px;height:600px; background:radial-gradient(circle, #dde3f5 0%, transparent 70%); top:-160px; right:-120px;}
  .blob-2{width:440px;height:440px; background:radial-gradient(circle, rgba(220,38,38,0.07) 0%, transparent 70%); bottom:-80px; left:-120px;}

  /* Upper hero: two-col grid */
  .hero-upper{
    position:relative; z-index:2;
    display:grid; grid-template-columns:1fr 1fr;
    gap:0; align-items:center;
    min-height:calc(100vh - 80px - 100px); /* subtract nav + promo bar height */
    padding:60px 6% 40px;
    max-width:1400px; margin:0 auto; width:100%;
  }
  .hero-content{ max-width:540px; }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-size:12.5px; font-weight:600; letter-spacing:0.07em;
    color:var(--red); text-transform:uppercase;
    margin-bottom:22px;
    padding:7px 15px;
    border:1px solid rgba(220,38,38,0.25);
    border-radius:100px;
    background:rgba(220,38,38,0.06);
  }
  .eyebrow::before{
    content:''; width:6px;height:6px;border-radius:50%;
    background:var(--red); box-shadow:0 0 8px rgba(220,38,38,0.5);
  }
  .hero h1{
    font-size:clamp(2rem, 3.4vw, 3rem);
    font-weight:700; line-height:1.12; letter-spacing:-0.03em;
    margin-bottom:20px; color:var(--ink);
  }
  .hero h1 .grad{
    background:linear-gradient(90deg, var(--red), var(--blue));
    -webkit-background-clip:text; background-clip:text; color:transparent;
  }
  .hero-desc{
    font-size:16px; line-height:1.65; color:var(--ink-soft);
    max-width:460px; margin-bottom:30px;
  }
  .hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px;}
  .btn-primary{
    background:linear-gradient(90deg,var(--red),var(--blue));
    color:#fff; padding:14px 28px; border-radius:100px;
    font-weight:600; font-size:14.5px; text-decoration:none;
    display:inline-flex; align-items:center; gap:8px;
    box-shadow:0 12px 28px -10px rgba(220,38,38,0.45);
    transition:transform .2s, box-shadow .2s;
  }
  .btn-primary:hover{transform:translateY(-3px); box-shadow:0 18px 32px -10px rgba(220,38,38,0.55);}
  .btn-secondary{
    background:#fff; color:var(--ink);
    padding:14px 28px; border-radius:100px;
    font-weight:600; font-size:14.5px; text-decoration:none;
    border:1px solid var(--line);
    transition:border-color .2s, box-shadow .2s;
  }
  .btn-secondary:hover{border-color:var(--blue-2); box-shadow:0 6px 16px -8px rgba(37,99,235,0.2);}
  .hero-stats{
    display:flex; gap:32px; flex-wrap:wrap;
    padding-top:28px; border-top:1px solid var(--line);
  }
  .stat .num{font-family:'Space Grotesk'; font-size:24px; font-weight:700; color:var(--ink);}
  .stat .label{font-size:12px; color:var(--ink-soft); margin-top:3px;}

  /* 3D visual column */
  .hero-visual{
    position:relative; z-index:1;
    height:100px;
    display:flex; align-items:center; justify-content:center;
  }
  .hero-visual::before{
    content:'';
    position:absolute;
    width:360px; height:360px;
    border-radius:50%;
    z-index:0;
  }
  #hero-canvas{
    position:absolute; inset:0;
    width:100%; height:100%;
    z-index:1;
  }

  /* PROMO BAR — sits below hero-upper as a footer of the hero section */
  .hero-promo-bar{
    position:relative; z-index:3;
    background:#fff;
    border-top:1px solid var(--line);
    padding:0 6%;
    display:flex; align-items:stretch;
  }
  .promo-carousel{
    flex:1; max-width:900px; margin:0 auto;
    overflow:hidden;
  }
  .promo-wrap{ /* legacy compat */ }
  .promo-carousel-inner{
    border:none; border-radius:0;
    background:transparent;
  }
  .promo-track{display:flex; transition:transform .55s cubic-bezier(.65,0,.35,1);}
  .promo-slide{
    min-width:100%; display:flex; align-items:center; gap:16px;
    padding:18px 0;
  }
  .promo-icon{
    width:44px; height:44px; border-radius:10px; flex-shrink:0;
    display:flex; align-items:center; justify-content:center; font-size:19px;
  }
  .promo-slide:nth-child(odd) .promo-icon{background:rgba(220,38,38,0.09); border:1px solid rgba(220,38,38,0.2);}
  .promo-slide:nth-child(even) .promo-icon{background:rgba(37,99,235,0.09); border:1px solid rgba(37,99,235,0.2);}
  .promo-text{flex:1; min-width:0;}
  .promo-badge{
    display:inline-block; font-size:10.5px; font-weight:700; letter-spacing:0.06em;
    text-transform:uppercase; color:var(--red); margin-bottom:2px;
  }
  .promo-text h4{font-size:14.5px; font-weight:600; line-height:1.3; margin-bottom:1px; color:var(--ink);}
  .promo-text p{font-size:12.5px; color:var(--ink-soft); margin:0;}
  .promo-arrow{flex-shrink:0; color:var(--blue); text-decoration:none; font-size:13.5px; font-weight:600; white-space:nowrap;}
  .promo-controls{
    display:flex; align-items:center; justify-content:space-between;
    padding:10px 0 16px;
    border-top:1px solid var(--line);
  }
  .promo-dots{display:flex; gap:6px; align-items:center;}
  .promo-dot{
    width:6px; height:6px; border-radius:50%; background:rgba(16,23,42,0.15);
    border:none; cursor:pointer; padding:0; transition:background .25s, width .25s;
  }
  .promo-dot.active{background:linear-gradient(90deg,var(--red),var(--blue)); width:20px; border-radius:4px;}
  .promo-nav-btns{display:flex; gap:8px;}
  .promo-nav-btn{
    width:28px; height:28px; border-radius:8px; border:1px solid var(--line);
    background:#f6f8fc; color:var(--ink-soft); cursor:pointer;
    display:flex; align-items:center; justify-content:center; font-size:14px;
    transition:border-color .2s, color .2s, background .2s;
  }
  .promo-nav-btn:hover{border-color:var(--blue); color:var(--blue); background:#fff;}

  /* SECTIONS GENERIC */
  section{padding:110px 6%;}
  .section-head{max-width:600px; margin-bottom:60px;}
  .section-tag{
    font-size:13px; font-weight:600; letter-spacing:0.07em; text-transform:uppercase;
    color:var(--blue); margin-bottom:14px; display:block;
  }
  .section-head h2{font-size:clamp(1.7rem,3vw,2.4rem); font-weight:700; letter-spacing:-0.02em; line-height:1.2; color:var(--ink);}
  .section-head p{color:var(--ink-soft); font-size:16px; margin-top:14px; line-height:1.6;}
  .center{text-align:center; margin-left:auto; margin-right:auto;}

  /* SERVICES */
  .services{background:var(--bg);}
  .service-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:24px;}
  .service-card{
    width: 70%;
    margin: auto;
    background:#fff; padding:34px 28px; border-radius:16px;
    border:1px solid var(--line);
    box-shadow:var(--shadow);
    transition:transform .25s, box-shadow .25s;
  }
  .service-card:hover{transform:translateY(-6px);}
  .service-icon{
    width:52px;height:52px;border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    margin:0 auto 22px; font-size:22px;
  }
  .service-card:nth-child(odd) .service-icon{background:rgba(220,38,38,0.08); border:1px solid rgba(220,38,38,0.18);}
  .service-card:nth-child(even) .service-icon{background:rgba(37,99,235,0.08); border:1px solid rgba(37,99,235,0.18);}
  .service-card{text-align:center;}
  .service-card h3{font-size:18px; font-weight:600; margin-bottom:11px; color:var(--ink);}
  .service-card p{color:var(--ink-soft); font-size:14px; line-height:1.6; margin-bottom:18px;}
  .service-link{color:var(--blue); font-size:13.5px; font-weight:600; text-decoration:none;}
  .service-link:hover{text-decoration:underline;}

  /* PORTFOLIO */
  .portfolio{background:var(--bg-soft);}
  .portfolio-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:24px;}
  .portfolio-card{
    margin:auto;
    width: 75%;
    border:1px solid var(--line); border-radius:16px; overflow:hidden;
    background:#fff;
    box-shadow:var(--shadow);
    transition:transform .3s;
  }
  .portfolio-card:hover{transform:translateY(-6px);}
  .portfolio-thumb{height:170px; position:relative; overflow:hidden; display:flex; align-items:center; justify-content:center;}
  .portfolio-thumb::after{content:''; position:absolute; inset:0; background:radial-gradient(circle at 30% 20%, rgba(255,255,255,0.25), transparent 60%);}
  .portfolio-thumb .ptag{font-family:'Space Grotesk'; font-weight:700; font-size:15px; color:#fff; letter-spacing:-0.01em; z-index:1;}
  .thumb-1{background:linear-gradient(135deg, #dc2626, #6d28d9 140%);}
  .thumb-2{background:linear-gradient(135deg, #2563eb, #0ea5e9 140%);}
  .thumb-3{background:linear-gradient(135deg, #7c3aed, #2563eb 140%);}
  .thumb-4{background:linear-gradient(135deg, #dc2626, #2563eb 140%);}
  .thumb-5{background:linear-gradient(135deg, #ef4444, #7c3aed 140%);}
  .thumb-6{background:linear-gradient(135deg, #16a34a, #2563eb 140%);}
  .portfolio-body{padding:22px;}
  .portfolio-cat{font-size:12px; font-weight:600; letter-spacing:0.06em; text-transform:uppercase; color:var(--blue); margin-bottom:9px; display:block;}
  .portfolio-card h3{font-size:17px; font-weight:600; margin-bottom:8px; color:var(--ink);}
  .portfolio-card p{color:var(--ink-soft); font-size:13.5px; line-height:1.55; margin-bottom:15px;}
  .portfolio-stack{display:flex; gap:8px; flex-wrap:wrap;}
  .portfolio-stack span{font-size:11px; padding:4px 10px; border-radius:100px; border:1px solid var(--line); color:var(--ink-soft);}

  /* PROCESS */
  .process-list{display:flex; flex-direction:column;}
  .process-row{
    display:grid; grid-template-columns:90px 1fr 1fr;
    gap:32px; padding:30px 0; border-top:1px solid var(--line);
    align-items:start;
  }
  .process-list .process-row:last-child{border-bottom:1px solid var(--line);}
  .process-num{font-family:'Space Grotesk'; font-size:15px; font-weight:600; color:var(--blue);}
  .process-row h3{font-size:19px; font-weight:600; color:var(--ink);}
  .process-row p{color:var(--ink-soft); font-size:14.5px; line-height:1.6;}

  /* TECH STACK */
  .stack{background:var(--bg-soft);}
  .stack-grid{display:flex; flex-wrap:wrap; gap:13px;}
  .stack-pill{
    padding:10px 20px; border-radius:100px;
    border:1px solid var(--line); font-size:13.5px; font-weight:500;
    color:var(--ink-soft); background:#fff;
    transition:border-color .2s, color .2s, box-shadow .2s;
  }
  .stack-pill:hover{border-color:var(--blue-2); color:var(--ink); box-shadow:0 6px 16px -8px rgba(37,38,135,0.25);}

  /* TESTIMONIAL */
  .testi-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:22px;}
  .testi-card{
    border:1px solid var(--line); border-radius:16px; padding:32px;
    background:#fff; box-shadow:var(--shadow);
  }
  .testi-card p{font-size:15.5px; line-height:1.65; color:var(--ink); margin-bottom:20px;}
  .testi-who{display:flex; align-items:center; gap:12px;}
  .testi-avatar{
    width:40px;height:40px;border-radius:50%;
    background:linear-gradient(135deg,var(--red),var(--blue));
    display:flex;align-items:center;justify-content:center;
    font-weight:700; font-size:14px; color:#fff;
  }
  .testi-name{font-weight:600; font-size:14px; color:var(--ink);}
  .testi-role{font-size:12.5px; color:var(--ink-soft);}

  /* CLIENT MARQUEE */
.clients{padding:56px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); overflow:hidden; position:relative; background:#fff;}
.clients .section-tag{padding:0 6%; margin-bottom:32px; display:block;}

.marquee-track{
  display:flex;
  width:max-content;
  animation:marquee 28s linear infinite;
}
.marquee-track:hover{animation-play-state:paused;}

.marquee-group{
  display:flex;
  align-items:center;
  flex-shrink:0; /* penting: biar gak diperas jadi kecil */
}

.client-logo{
  display:flex;
  align-items:center;
  justify-content:center;
  height:52px;
  padding:0 40px; /* jarak antar logo */
  opacity:0.6;
  transition:opacity .25s;
}
.client-logo:hover{opacity:1;}

.client-logo img{
  max-height:100%;
  max-width:140px;   /* batas lebar biar gak ada yg gepeng kepanjangan */
  width:auto;
  height:auto;
  object-fit:contain;
  display:block;
}

@keyframes marquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

.clients-fade-l, .clients-fade-r{position:absolute; top:0; bottom:0; width:120px; z-index:2; pointer-events:none;}
.clients-fade-l{left:0; background:linear-gradient(90deg, #fff, transparent);}
.clients-fade-r{right:0; background:linear-gradient(270deg, #fff, transparent);}

  /* CTA */
  .cta-section{
    text-align:center;
    background:linear-gradient(135deg, rgba(220,38,38,0.06), rgba(37,99,235,0.08));
    border-top:1px solid var(--line);
  }
  .cta-section h2{font-size:clamp(1.9rem,3.6vw,2.7rem); font-weight:700; letter-spacing:-0.02em; margin-bottom:16px; color:var(--ink);}
  .cta-section p{color:var(--ink-soft); font-size:16.5px; max-width:500px; margin:0 auto 34px;}
  .cta-buttons{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

  /* FOOTER */
  footer{border-top:1px solid var(--line); background:var(--bg-soft); padding:64px 6% 0;}
  .footer-top{display:grid; grid-template-columns:1.4fr 1fr 1fr 1.1fr; gap:40px; padding-bottom:48px;}
  .footer-brand .logo-mark{margin-bottom:16px;}
  .footer-brand p{color:var(--ink-soft); font-size:13.5px; line-height:1.65; max-width:280px; margin-bottom:22px;}
  .footer-social{display:flex; gap:10px;}
  .social-btn{
    width:36px;height:36px;border-radius:9px;
    border:1px solid var(--line); background:#fff;
    display:flex;align-items:center;justify-content:center;
    color:var(--ink-soft); text-decoration:none; font-size:13.5px;
    transition:border-color .2s, color .2s;
  }
  .social-btn:hover{border-color:var(--blue-2); color:var(--blue);}
  .footer-col h4{font-size:12.5px; font-weight:600; letter-spacing:0.06em; text-transform:uppercase; color:var(--ink); margin-bottom:18px;}
  .footer-col ul{list-style:none; display:flex; flex-direction:column; gap:12px;}
  .footer-col a{color:var(--ink-soft); text-decoration:none; font-size:14px; transition:color .2s;}
  .footer-col a:hover{color:var(--ink);}
  .footer-address{color:var(--ink-soft); font-size:14px; line-height:1.7;}
  .footer-address strong{color:var(--ink); font-weight:600; display:block; margin-bottom:6px;}
  .footer-bottom{border-top:1px solid var(--line); padding:22px 0; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:14px;}
  .footer-bottom .gray{color:var(--ink-soft); font-size:13px;}
  .footer-bottom-links{display:flex; gap:22px;}
  .footer-bottom-links a{color:var(--ink-soft); text-decoration:none; font-size:13px;}
  .footer-bottom-links a:hover{color:var(--ink);}

  @media (max-width:980px){
    .hero-upper{grid-template-columns:1fr; min-height:auto; padding:40px 6% 36px;}
    .hero-visual{height:300px; order:-1;}
    .hero-content{max-width:100%;}
    .hero-promo-bar{padding:0 6%;}
  }
  @media (max-width:900px){
    .nav-links{display:none;}
    .service-grid{grid-template-columns:1fr 1fr;}
    .testi-grid{grid-template-columns:1fr;}
    .process-row{grid-template-columns:1fr; gap:8px;}
    section{padding:76px 6%;}
    .portfolio-grid{grid-template-columns:1fr 1fr;}
    .footer-top{grid-template-columns:1fr 1fr; row-gap:34px;}
  }
  @media (max-width:600px){
    .service-grid{grid-template-columns:1fr;}
    .portfolio-grid{grid-template-columns:1fr;}
    .hero-stats{gap:20px;}
  }
  @media (max-width:540px){
    .footer-top{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column; align-items:flex-start;}
  }