/* ============================================================
   SETUP by Pillar Permata — company website
   Palette: navy / concrete / white / warm amber
   Lightweight, mobile-first, CSS-only reveal + marquee
   ============================================================ */

:root{
  --navy-900:#0a1626;
  --navy-800:#0d1f38;
  --navy-700:#122a4a;
  --navy-600:#1a3a63;
  --ink:#0e1b2e;
  --paper:#f3f3ef;
  --white:#ffffff;
  --gray-600:#5c6b7b;
  --gray-500:#7c8a99;
  --gray-300:#c8cfd6;
  --line:rgba(18,42,74,.12);
  --line-soft:rgba(255,255,255,.14);
  --amber:#c8914a;
  --amber-soft:#e7c795;
  --font:'Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --container:1180px;
  --space: clamp(3.4rem, 8vw, 7rem);
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-lg:0 30px 60px -20px rgba(10,22,38,.35);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}
section{scroll-margin-top:76px}

/* ---------- Reveal on scroll (IntersectionObserver) ----------
   Hidden ONLY when JS is active (html.js); no-JS users see everything. */
.reveal{transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal{opacity:0;transform:translateY(26px)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  .marquee__track{animation:none}
}

/* ---------- Nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;top:0;
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease;
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{
  background:rgba(10,22,38,.96);
  /* NOTE: jangan tambahkan backdrop-filter/filter/transform ke .nav —
     properti itu mengubah containing block panel menu mobile (position:fixed)
     sehingga panel "remuk" menjadi setinggi header saat halaman di-scroll. */
  border-bottom-color:var(--line-soft);
  box-shadow:0 10px 30px -20px rgba(0,0,0,.5);
}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:1rem}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand__mark{font-weight:800;letter-spacing:.22em;font-size:1.22rem;color:var(--white)}
.brand__sub{font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.72);font-weight:400}
.brand__sub em{display:block;font-style:normal;font-size:.55rem;opacity:.75;letter-spacing:.12em}
.nav__links{display:flex;align-items:center;gap:clamp(1rem,2.4vw,2.2rem)}
.nav__links a{color:rgba(255,255,255,.86);font-size:.92rem;font-weight:500;position:relative;padding-block:.4rem;transition:color .25s}
.nav__links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--amber);transition:width .3s var(--ease)}
.nav__links a:hover{color:#fff}
.nav__links a:hover::after{width:100%}
.nav__cta{
  background:var(--amber);color:var(--navy-900)!important;font-weight:700;
  padding:.6rem 1.15rem;border-radius:99px;
}
.nav__cta::after{display:none}
.nav__cta:hover{background:var(--amber-soft)}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;position:relative;z-index:61}
.nav__toggle span{display:block;width:26px;height:2px;background:#fff;margin:6px auto;transition:transform .3s var(--ease),opacity .3s}
.nav__toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav__toggle.open span:nth-child(2){opacity:0}
.nav__toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

@media (max-width:900px){
  .nav__links{
    position:fixed;inset:0;background:var(--navy-900);
    flex-direction:column;justify-content:center;gap:1.4rem;
    transform:translateY(-100%);transition:transform .4s var(--ease);
    z-index:60;
  }
  .nav__links.open{transform:none}
  .nav__links a{font-size:1.25rem}
  .nav__toggle{display:block}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  color:#fff;overflow:hidden;isolation:isolate;
}
.hero__bg{
  position:absolute;inset:-6% -6% -6% -6%;z-index:-2;
  background:url("../img/hero.jpg") center 30%/cover no-repeat;
  will-change:transform;
  transform:scale(1.12);
}
.hero__shade{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(180deg,rgba(10,22,38,.82) 0%,rgba(10,22,38,.55) 45%,rgba(10,22,38,.9) 100%),
    linear-gradient(90deg,rgba(10,22,38,.72),transparent 60%);
}
.hero__inner{position:relative;z-index:1;padding-block:8rem 6.5rem;max-width:980px}
.hero__kicker{
  font-size:.8rem;letter-spacing:.32em;text-transform:uppercase;color:var(--amber-soft);
  margin-bottom:1.4rem;font-weight:500;
}
.hero__title{
  font-size:clamp(2.6rem,8vw,5.4rem);font-weight:800;line-height:1.02;letter-spacing:-.02em;
  margin-bottom:1.6rem;
}
.hero__title-line{display:block}
.hero__title-line--accent{color:transparent;-webkit-background-clip:text;background-clip:text;background-image:linear-gradient(90deg,#fff,#b9c8da)}
.hero__sub{
  font-size:clamp(1rem,2.4vw,1.25rem);color:rgba(255,255,255,.85);
  max-width:620px;margin-bottom:2.4rem;font-weight:300;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:3.2rem}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.92rem 1.7rem;border-radius:99px;font-weight:600;font-size:.98rem;
  transition:transform .25s var(--ease),background .25s,box-shadow .25s,border-color .25s;
  border:1px solid transparent;
}
.btn--solid{background:var(--amber);color:var(--navy-900)}
.btn--solid:hover{background:var(--amber-soft);transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(200,145,74,.55)}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}
.hero__stats{display:flex;flex-wrap:wrap;gap:1.4rem 2.6rem;padding-top:1.6rem;border-top:1px solid var(--line-soft)}
.hero__stats li{display:flex;flex-direction:column}
.hero__stats strong{font-size:1.9rem;font-weight:800;color:#fff;line-height:1}
.hero__stats span{font-size:.78rem;letter-spacing:.08em;color:rgba(255,255,255,.66);text-transform:uppercase}
.hero__scroll{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  width:1px;height:52px;overflow:hidden;opacity:.8;
}
.hero__scroll span{display:block;width:1px;height:52px;background:linear-gradient(#fff,transparent);animation:drop 1.8s var(--ease) infinite}
@media (min-width:901px){.hero__inner{margin-left:clamp(0px,6vw,80px)}}
@keyframes drop{0%{transform:translateY(-52px)}60%,100%{transform:translateY(52px)}}

/* ---------- Marquee ---------- */
.marquee{
  background:var(--navy-900);color:#fff;overflow:hidden;
  border-block:1px solid var(--line-soft);
}
.marquee__track{
  display:flex;align-items:center;gap:2.4rem;white-space:nowrap;
  padding-block:1.05rem;width:max-content;
  animation:scroll 26s linear infinite;
}
.marquee__track span{font-weight:600;letter-spacing:.22em;text-transform:uppercase;font-size:.92rem}
.marquee__track em{font-style:normal;color:var(--amber);font-weight:800}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- Section shell ---------- */
.section{padding-block:var(--space)}
.section--light{background:var(--white)}
.section--paper{background:var(--paper)}
.section--dark{background:var(--navy-900);color:#fff}
.sec-head{margin-bottom:clamp(2.2rem,5vw,3.6rem)}
.sec-head__label{
  display:inline-block;font-size:.74rem;letter-spacing:.3em;text-transform:uppercase;
  color:var(--amber);font-weight:700;margin-bottom:1rem;
}
.sec-head--on-dark .sec-head__label{color:var(--amber-soft)}
.sec-head__title{
  font-size:clamp(1.8rem,4.6vw,3rem);font-weight:800;line-height:1.15;letter-spacing:-.02em;
  max-width:760px;
}
.sec-head--on-dark{color:#fff}

/* ---------- About ---------- */
.about{display:grid;grid-template-columns:1fr;gap:clamp(1.6rem,4vw,3.4rem);margin-bottom:clamp(3rem,7vw,5.4rem)}
.about__media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg)}
.about__media img{width:100%;height:100%;object-fit:cover}
.about__badge{
  position:absolute;left:1.2rem;bottom:1.2rem;background:var(--amber);color:var(--navy-900);
  padding:.6rem 1rem;border-radius:12px;font-size:.85rem;font-weight:600;display:flex;gap:.4rem;align-items:baseline;
}
.about__badge strong{font-size:1.3rem}
.about__text p{font-size:1.02rem;color:var(--gray-600);margin-bottom:1.1rem}
.about__text p strong{color:var(--ink);font-weight:600}
.about__list{margin-top:1.6rem;display:grid;gap:.7rem}
.about__list li{position:relative;padding-left:1.4rem;color:var(--gray-600);font-size:.98rem}
.about__list li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--amber)}
@media (min-width:820px){
  .about{grid-template-columns:1.05fr 1fr;align-items:center}
}

/* Vision & Mission */
.vm{display:grid;grid-template-columns:1fr;gap:2rem;border-top:1px solid var(--line);padding-top:clamp(2.4rem,5vw,3.4rem)}
.vm__col h3{font-size:1.5rem;font-weight:700;margin:.6rem 0 1rem;line-height:1.2}
.vm__col p{color:var(--gray-600)}
.vm__list{display:grid;gap:1rem}
.vm__list li{color:var(--gray-600);font-size:.97rem;padding:1.1rem 1.2rem;background:var(--paper);border-radius:14px;border-left:3px solid var(--amber)}
.vm__list li strong{color:var(--ink);display:block;margin-bottom:.2rem;font-size:1rem}
@media (min-width:820px){.vm{grid-template-columns:1fr 1fr;gap:3.4rem}}

/* ---------- Values 4P ---------- */
.values{display:grid;grid-template-columns:1fr;gap:1.2rem}
.value{
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
  border-radius:16px;padding:1.8rem 1.6rem;position:relative;
  transition:transform .35s var(--ease),background .35s,border-color .35s;
}
.value:hover{transform:translateY(-6px);background:rgba(255,255,255,.07);border-color:rgba(231,199,149,.4)}
.value__index{position:absolute;top:1.2rem;right:1.3rem;font-size:.8rem;letter-spacing:.2em;color:var(--amber-soft);font-weight:700}
.value h3{font-size:1.35rem;font-weight:700;margin-bottom:.7rem;color:#fff}
.value p{color:rgba(255,255,255,.74);font-size:.95rem}
@media (min-width:640px){.values{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.values{grid-template-columns:repeat(4,1fr)}}

/* ---------- Reasons ---------- */
.reasons{display:grid;grid-template-columns:1fr;gap:0}
.reason{
  display:grid;grid-template-columns:auto 1fr;gap:1.4rem;align-items:start;
  padding-block:1.9rem;border-bottom:1px solid var(--line);
}
.reason:first-child{border-top:1px solid var(--line)}
.reason__num{font-size:1rem;font-weight:800;color:var(--amber);letter-spacing:.1em}
.reason h3{font-size:1.35rem;font-weight:700;margin-bottom:.35rem}
.reason p{color:var(--gray-600);max-width:640px}
@media (min-width:800px){
  .reasons{grid-template-columns:repeat(2,1fr);column-gap:3.4rem}
  .reason:nth-child(odd){border-right:1px solid var(--line);padding-right:2.6rem}
  .reason{border-bottom:1px solid var(--line)}
}

/* ---------- Layanan / Do ---------- */
.dos{display:grid;grid-template-columns:1fr;gap:1.4rem;margin-bottom:clamp(2.4rem,5vw,3.6rem)}
.do{
  background:var(--paper);border-radius:18px;padding:1.9rem 1.8rem;
  border-bottom:3px solid var(--navy-700);transition:transform .35s var(--ease),box-shadow .35s;
}
.do:hover{transform:translateY(-6px);box-shadow:0 24px 40px -24px rgba(18,42,74,.35)}
.do h3{font-size:1.6rem;font-weight:800;letter-spacing:-.01em;margin-bottom:.5rem}
.do p{color:var(--gray-600);font-size:.97rem}
@media (min-width:760px){.dos{grid-template-columns:repeat(3,1fr)}}

/* Pillars */
.pillars{margin-bottom:clamp(3rem,6vw,4.6rem)}
.pillars__title{font-size:1.7rem;font-weight:800;margin:0 0 1.6rem;letter-spacing:-.01em}
.pillars__grid{display:grid;grid-template-columns:1fr;gap:.8rem;counter-reset:pill}
.pillars__grid li{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.25rem 1.4rem;
  transition:transform .3s var(--ease),background .3s;
}
.pillars__grid li:hover{transform:translateX(6px);background:var(--paper)}
.pillars__grid strong{font-size:1.02rem;letter-spacing:.04em;color:var(--ink)}
.pillars__grid p{color:var(--gray-600);font-size:.93rem;margin-top:.35rem}
@media (min-width:720px){.pillars__grid{grid-template-columns:repeat(3,1fr)}}

/* Expertise */
.expertise__grid{display:grid;grid-template-columns:1fr;gap:1.4rem}
.expertise__grid article{
  border:1px solid var(--line);border-radius:16px;padding:1.8rem;
  background:linear-gradient(160deg,#fff,var(--paper));
  transition:transform .35s var(--ease),border-color .35s;
}
.expertise__grid article:hover{transform:translateY(-6px);border-color:var(--amber)}
.expertise__grid h4{font-size:1.2rem;font-weight:700;margin-bottom:.5rem;display:flex;align-items:center;gap:.6rem}
.expertise__grid h4::before{content:"";width:10px;height:10px;background:var(--amber);border-radius:2px;flex:none}
.expertise__grid p{color:var(--gray-600);font-size:.95rem}
@media (min-width:760px){.expertise__grid{grid-template-columns:repeat(3,1fr)}}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:1fr;gap:0;position:relative}
.process__step{
  display:grid;grid-template-columns:3.4rem 1fr;gap:1.2rem;align-items:start;
  padding-block:1.4rem;border-bottom:1px solid var(--line-soft);position:relative;z-index:1;
}
.process__step::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(var(--amber),transparent);z-index:0;
  transform:scaleY(0);transform-origin:top;transition:transform .9s var(--ease);
}
.process__step.is-in::before{transform:scaleY(1)}
.process__n{
  font-size:1.5rem;font-weight:800;color:var(--amber-soft);
  position:relative;
}
.process__step p{color:rgba(255,255,255,.8);font-size:1rem;position:relative}

/* ---------- Works ---------- */
.works{display:grid;grid-template-columns:1fr;gap:1.6rem}
.work{
  border-radius:18px;overflow:hidden;background:#fff;
  box-shadow:0 8px 26px -18px rgba(10,22,38,.4);
  border:1px solid var(--line);transition:transform .4s var(--ease),box-shadow .4s;
}
.work:hover{transform:translateY(-8px);box-shadow:0 34px 60px -28px rgba(10,22,38,.5)}
.work > a{display:block;overflow:hidden;aspect-ratio:16/6.6}
.work img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.work:hover img{transform:scale(1.06)}
.work__meta{position:relative;padding:1.4rem 1.5rem 1.5rem}
.work__meta h3{font-size:1.25rem;font-weight:700}
.work__meta p{color:var(--gray-500);font-size:.92rem;margin-top:.3rem}
.work__year{
  position:absolute;top:1.3rem;right:1.4rem;font-size:.8rem;font-weight:700;letter-spacing:.08em;
  color:var(--amber);border:1px solid var(--gray-300);padding:.25rem .6rem;border-radius:99px;
}
@media (min-width:820px){.works{grid-template-columns:repeat(2,1fr)}}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:1fr;gap:clamp(2rem,5vw,3.6rem)}
.contact__title{font-size:clamp(1.7rem,4.4vw,2.8rem);font-weight:800;line-height:1.15;letter-spacing:-.02em;color:#fff;margin-bottom:1.2rem}
.contact__intro p{color:rgba(255,255,255,.78);max-width:560px;margin-bottom:2rem}
.contact__list{display:grid;gap:1rem}
.contact__list li{
  display:flex;flex-direction:column;gap:.15rem;
  padding:1.1rem 1.3rem;background:rgba(255,255,255,.05);border:1px solid var(--line-soft);border-radius:14px;
}
.contact__list span{font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.contact__list a{font-size:1.05rem;color:#fff;font-weight:500;word-break:break-all}
.contact__list a:hover{color:var(--amber-soft)}
.contact__form{
  background:#fff;border-radius:20px;padding:clamp(1.6rem,4vw,2.4rem);
  display:grid;grid-template-columns:1fr;gap:1.1rem;color:var(--ink);
  box-shadow:var(--shadow-lg);
}
.field{display:flex;flex-direction:column;gap:.4rem}
.field--full{grid-column:1/-1}
.field label{font-size:.82rem;font-weight:600;color:var(--navy-700)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:.98rem;color:var(--ink);
  padding:.85rem 1rem;border:1px solid var(--gray-300);border-radius:11px;
  background:var(--white);transition:border-color .25s,box-shadow .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(200,145,74,.18);
}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.contact__form .btn{justify-self:start;margin-top:.4rem}
.contact__form-status{font-size:.92rem;font-weight:600;margin-top:.4rem}
.contact__form-status.ok{color:#1f8a4c}
.contact__form-status.err{color:#c0392b}
@media (min-width:860px){
  .contact{grid-template-columns:1fr 1.05fr;align-items:center}
  .contact__form{grid-template-columns:1fr 1fr}
  .field--full{grid-column:1/-1}
}

/* ---------- Footer ---------- */
.footer{background:var(--navy-900);color:rgba(255,255,255,.72);border-top:1px solid var(--line-soft)}
.footer__grid{
  display:grid;grid-template-columns:1fr;gap:2rem;
  padding-block:clamp(2.6rem,6vw,4rem);
}
.footer__brand .brand__mark{font-size:1.5rem}
.footer__brand p{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-top:.4rem}
.footer__tag{font-size:.9rem;letter-spacing:.06em;color:var(--amber-soft);margin-top:1rem;text-transform:none}
.footer h4{color:#fff;font-size:.82rem;letter-spacing:.24em;text-transform:uppercase;margin-bottom:1rem;font-weight:700}
.footer__links,.footer__contact{display:flex;flex-direction:column;gap:.6rem}
.footer__links a,.footer__contact a{color:rgba(255,255,255,.75);font-size:.94rem;transition:color .25s}
.footer__links a:hover,.footer__contact a:hover{color:var(--amber-soft)}
.footer__bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;
  padding-block:1.4rem;border-top:1px solid var(--line-soft);
  font-size:.82rem;color:rgba(255,255,255,.55);
}
@media (min-width:640px){.footer__grid{grid-template-columns:1.4fr 1fr 1fr}}