/* ===== RnD Cars — navy & putih hangat ===== */
:root{
  /* dasar */
  --bg:#fcfcfb;
  --bg-soft:#f6f6f3;
  --white:#ffffff;

  /* blok gelap */
  --navy:#142642;
  --navy-900:#0e1b30;
  --navy-700:#1f3458;

  /* teks */
  --ink:#1c2434;
  --text:#4b5464;
  --muted:#7c8495;
  --line:#e7e9ee;

  /* aksen — hanya untuk tombol, angka, dan detail kecil */
  --blue:#0055fb;
  --blue-700:#0041c4;
  --blue-light:#6f9bff;
  --blue-tint:#eef2fd;

  --wa:#25d366;
  --warn:#c4474c;

  --shadow-sm:0 2px 10px rgba(20,38,66,.05);
  --shadow:0 14px 34px rgba(20,38,66,.09);
  --shadow-lg:0 24px 58px rgba(20,38,66,.14);
  --radius:16px;
  --radius-lg:22px;
  --wrap:1160px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;
  font-family:Poppins,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .6em;font-weight:800;color:var(--ink)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
.center{text-align:center}
.blue{color:var(--blue)}

.kicker{font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.74rem;color:var(--blue);margin-bottom:.5rem}
.kicker--warn{color:var(--warn)}
.kicker--on-blue{color:var(--blue-light)}
.h2{font-size:clamp(1.6rem,3.4vw,2.35rem);letter-spacing:-.01em}
.h2--light{color:var(--white)}
.sub{color:var(--muted);font-size:1rem;max-width:620px;margin:0 auto 2.6rem}
.sub--left{margin-left:0;margin-right:0}
.note{margin-top:1.8rem;font-size:.82rem;color:var(--muted)}
.note code{background:var(--bg-soft);color:var(--ink);padding:2px 7px;border-radius:5px;font-size:.95em}

.section{padding:clamp(56px,7.5vw,94px) 0}
.section--soft{background:var(--bg-soft)}

/* ===== Tombol ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.82rem 1.6rem;border-radius:10px;font-weight:600;font-size:.94rem;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(0,85,251,.22)}
.btn--blue:hover{background:var(--blue-700)}
.btn--outline{border-color:var(--line);color:var(--ink);background:var(--white)}
.btn--outline:hover{border-color:var(--ink);color:var(--ink)}
.btn--white{background:#fff;color:var(--navy);box-shadow:0 10px 24px rgba(8,18,36,.25)}
.btn--sm{padding:.55rem 1.15rem;font-size:.85rem}
.btn--lg{padding:1rem 2rem;font-size:1rem}
.btn--block{display:flex;width:100%;margin-top:1.2rem}

/* ===== Topbar ===== */
.topbar{background:var(--navy-900);color:#9fadc4;font-size:.8rem}
.topbar__inner{display:flex;align-items:center;gap:.7rem;height:38px}
.topbar__sep{opacity:.4}
.topbar__wa{margin-left:auto;color:#fff;font-weight:600}
.topbar__wa:hover{color:var(--blue-light)}

/* ===== Navbar ===== */
.nav{position:sticky;top:0;z-index:60;background:rgba(252,252,251,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:1rem}

.brand{display:flex;align-items:center}
.brand__mark{display:block;width:89px;height:52px;overflow:hidden;position:relative}
.brand__mark img{position:absolute;width:111px;height:111px;left:-11px;top:-31px;max-width:none}

.nav__menu{display:flex;align-items:center;gap:1.5rem}
.nav__menu a{color:var(--ink);font-size:.9rem;font-weight:500;transition:color .16s}
.nav__menu a:hover{color:var(--blue)}
.nav__menu .nav__cta{color:#fff}
.nav__toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav__toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}
.nav--open .nav__toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav--open .nav__toggle span:nth-child(2){opacity:0}
.nav--open .nav__toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;padding:clamp(44px,6vw,78px) 0 clamp(50px,6vw,84px);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-20% -10% auto 45%;height:680px;
  background:radial-gradient(ellipse at center,rgba(20,38,66,.055),transparent 62%);pointer-events:none;
}
.hero__grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(2rem,4vw,3.4rem);align-items:center}

.pill{display:inline-block;background:var(--bg-soft);border:1px solid var(--line);color:var(--ink);font-size:.78rem;font-weight:600;padding:.4rem 1rem;border-radius:999px;margin-bottom:1.1rem}
.hero h1{font-size:clamp(2rem,4.6vw,3.15rem);margin-bottom:.7rem;letter-spacing:-.02em}
.lead{font-size:1.04rem;color:var(--text);max-width:520px}

.hero__points{margin:1.4rem 0 1.9rem;display:grid;gap:.6rem}
.hero__points li{position:relative;padding-left:1.9rem;font-size:.95rem}
.hero__points li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:var(--blue-tint)}
.hero__points li::after{content:"";position:absolute;left:5px;top:.72em;width:4px;height:8px;border:2px solid var(--blue);border-top:0;border-left:0;transform:rotate(45deg)}
.hero__cta{display:flex;gap:.8rem;flex-wrap:wrap}
.hero__note{margin-top:1.6rem;font-weight:700;color:var(--blue);font-size:.95rem}

.hero__card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:1.9rem;box-shadow:var(--shadow-lg)}
.hero__card__kicker{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:.1rem}
.hero__card__price{font-size:clamp(1.9rem,3.6vw,2.5rem);font-weight:800;color:var(--blue);margin-bottom:.15rem;line-height:1.1}
.hero__card__sub{font-size:.86rem;color:var(--muted);margin-bottom:1.3rem}
.hero__card__list{display:grid;gap:.6rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.hero__card__list li{position:relative;padding-left:1.7rem;font-size:.9rem}
.hero__card__list li::before{content:"";position:absolute;left:2px;top:.52em;width:5px;height:9px;border:2px solid var(--blue);border-top:0;border-left:0;transform:rotate(45deg)}
.hero__card__foot{display:flex;justify-content:space-between;align-items:center;gap:.8rem;margin-top:1.3rem;padding-top:1.1rem;border-top:1px solid var(--line);font-size:.86rem}
.hero__card__foot strong{color:var(--ink);font-size:1rem}
.hero__card__guarantee{display:flex;gap:.5rem;margin:1.1rem 0 0;font-size:.78rem;color:var(--muted);line-height:1.5}
.hero__card__guarantee svg{flex:0 0 16px;color:var(--navy);margin-top:.2rem}

/* ===== Stat bar ===== */
.statbar{background:var(--navy);color:#fff;padding:clamp(30px,4vw,46px) 0}
.statbar__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.4rem;text-align:center}
.stat strong{display:block;font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;line-height:1.1;color:var(--blue-light)}
.stat span{font-size:.82rem;color:#a7b4c9}

/* ===== Dua kolom ===== */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.4rem)}
.duo--align{align-items:center}

/* ===== Risiko ===== */
.risks{display:grid;gap:.9rem}
.risk{display:flex;gap:1rem;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.risk:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#d8dce4}
.risk__icon{flex:0 0 46px;width:46px;height:46px;border-radius:12px;background:#f7eced;color:var(--warn);display:grid;place-items:center}
.risk__icon svg{width:26px;height:26px}
.risk h3{font-size:1rem;margin-bottom:.15rem}
.risk p{font-size:.86rem;color:var(--muted);margin:0}

/* ===== Solusi ===== */
.fixbox{background:var(--navy);border-radius:var(--radius-lg);padding:clamp(1.8rem,3vw,2.4rem);height:100%;box-shadow:var(--shadow)}
.fixes{display:grid;gap:1.3rem;margin-top:1.6rem}
.fix{display:flex;gap:1rem}
.fix span{flex:0 0 38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);color:var(--blue-light);display:grid;place-items:center;font-weight:700;font-size:.82rem}
.fix h3{color:#fff;font-size:1rem;margin-bottom:.2rem}
.fix p{color:#a7b4c9;font-size:.88rem;margin:0}

/* ===== Tentang ===== */
.signature{font-size:1.02rem;color:var(--ink);margin-bottom:.2rem}
.legalline{font-size:.86rem;color:var(--muted);margin:0}

/* ===== Video ===== */
.video__thumb{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--bg-soft);box-shadow:var(--shadow)}
.video__art{display:block;width:100%;height:auto}
.video__frame{display:block;width:100%;aspect-ratio:16/9;border:0}
.video__play{position:absolute;inset:0;margin:auto;width:72px;height:72px;border-radius:50%;border:0;background:var(--navy);cursor:pointer;display:grid;place-items:center;box-shadow:0 12px 28px rgba(20,38,66,.35);transition:transform .2s}
.video__play:hover{transform:scale(1.07)}
.video__play span{width:0;height:0;border-left:19px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:5px}
.video__note{margin-top:.9rem;font-size:.82rem;color:var(--muted);text-align:center}

/* ===== Area pemeriksaan ===== */
.areas{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:.3rem 1.6rem;box-shadow:var(--shadow-sm)}
.area{padding:1.05rem 0;border-bottom:1px solid var(--line)}
.area:last-child{border-bottom:0}
.area h3{font-size:.98rem;margin-bottom:.15rem}
.area p{font-size:.87rem;color:var(--muted);margin:0}

/* ===== Keuntungan ===== */
.benefit{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(1.6rem,3vw,2.1rem)}
.section--soft .benefit{background:var(--white)}
.checks{display:grid;gap:.85rem;margin-bottom:1.6rem}
.checks li{position:relative;padding-left:2rem;font-size:.95rem}
.checks li::before{content:"";position:absolute;left:0;top:.35em;width:19px;height:19px;border-radius:50%;background:var(--navy)}
.checks li::after{content:"";position:absolute;left:6.5px;top:.66em;width:5px;height:9px;border:2px solid #fff;border-top:0;border-left:0;transform:rotate(45deg)}
.benefit__time{display:flex;gap:1.2rem;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.3rem;box-shadow:var(--shadow-sm)}
.benefit__label{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0}
.benefit__value{font-size:1.4rem;font-weight:800;color:var(--blue);margin:0;white-space:nowrap}
.benefit__note{font-size:.84rem;color:var(--muted);margin:0;border-left:1px solid var(--line);padding-left:1.2rem}

/* ===== Langkah ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;text-align:left}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.4rem;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step__no{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--navy);color:#fff;font-weight:700;font-size:.95rem;margin-bottom:.9rem}
.step h3{font-size:1rem;margin-bottom:.3rem}
.step p{font-size:.88rem;color:var(--muted);margin:0}

/* ===== Harga ===== */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;max-width:840px;margin:0 auto;text-align:left}
.plans--three{grid-template-columns:repeat(3,1fr);max-width:1080px}
.plan{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:1.9rem;box-shadow:var(--shadow-sm)}
.plan--main{border-color:var(--navy);box-shadow:var(--shadow-lg)}
.plan__step{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:.3rem}
.plan--main .plan__step{color:var(--blue)}
.plan__name{font-size:1.05rem;font-weight:700;color:var(--ink);margin-bottom:.2rem}
.plan__price{font-size:clamp(1.7rem,3.2vw,2.2rem);font-weight:800;color:var(--ink);margin-bottom:.2rem;line-height:1.1}
.plan--main .plan__price{color:var(--blue)}
.plan__when{font-size:.84rem;color:var(--muted);margin-bottom:1.2rem}
.plan__list{display:grid;gap:.55rem;padding-top:1.1rem;border-top:1px solid var(--line)}
.plan__list li{position:relative;padding-left:1.6rem;font-size:.89rem}
.plan__list li::before{content:"";position:absolute;left:2px;top:.5em;width:5px;height:9px;border:2px solid var(--navy);border-top:0;border-left:0;transform:rotate(45deg)}

.guarantee{display:inline-flex;align-items:flex-start;gap:.6rem;margin:2.2rem auto 0;max-width:560px;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:1rem 1.3rem;font-size:.88rem;color:var(--text);text-align:left}
.guarantee svg{flex:0 0 18px;color:var(--navy);margin-top:.2rem}
.guarantee strong{color:var(--ink)}

/* ===== Galeri ===== */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem;text-align:left}
.shot{margin:0;border-radius:var(--radius);overflow:hidden;background:var(--white);box-shadow:var(--shadow-sm);border:1px solid var(--line);transition:transform .2s,box-shadow .2s}
.shot:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.shot__img{aspect-ratio:4/3;position:relative}
.shot__img::after{content:"";position:absolute;inset:auto 0 18% 0;height:26%;margin:0 22%;border-radius:10px 10px 4px 4px;background:rgba(255,255,255,.28)}
.shot__img--1{background:linear-gradient(135deg,#dde1e8,#8f9bae)}
.shot__img--2{background:linear-gradient(135deg,#d2d8e2,#737f94)}
.shot__img--3{background:linear-gradient(135deg,#e3e6eb,#9aa4b6)}
.shot__img--4{background:linear-gradient(135deg,#d6dbe4,#5f6b82)}
.shot__img--5{background:linear-gradient(135deg,#e8eaee,#a9b2c1)}
.shot__img--6{background:linear-gradient(135deg,#ced5e0,#7c8799)}
img.shot__img{width:100%;height:auto;object-fit:cover}
.shot figcaption{padding:.9rem 1.1rem;font-size:.87rem;font-weight:500;color:var(--ink)}

/* ===== Testimoni ===== */
.testi{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.3rem;text-align:left}
.testi__card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.testi__card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.testi__head{display:flex;align-items:center;gap:.8rem;margin-bottom:.9rem}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.9rem;flex:0 0 44px}
.testi__head strong{display:block;font-size:.95rem;color:var(--ink)}
.testi__head span{font-size:.79rem;color:var(--muted)}
.testi__card p{font-size:.92rem;color:var(--text);flex:1}
.stars{color:var(--blue);letter-spacing:.12em;font-size:.95rem}

/* ===== FAQ ===== */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2.4rem}
.faq__col{display:grid;gap:.8rem;align-content:start}
.faq details{border:1px solid var(--line);border-radius:12px;background:var(--white);overflow:hidden;transition:box-shadow .2s,border-color .2s}
.faq details[open]{box-shadow:var(--shadow);border-color:var(--navy)}
.faq summary{list-style:none;cursor:pointer;padding:1.1rem 3rem 1.1rem 1.25rem;font-weight:600;font-size:.95rem;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:1.25rem;top:50%;transform:translateY(-50%);font-size:1.35rem;font-weight:700;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0;padding:0 1.25rem 1.25rem;font-size:.9rem;color:var(--muted)}

/* ===== CTA ===== */
.cta{background:var(--navy);color:#fff;padding:clamp(42px,6vw,66px) 0}
.cta__inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta h2{color:#fff;font-size:clamp(1.4rem,2.8vw,1.95rem);margin-bottom:.3rem}
.cta p{margin:0;color:#a7b4c9;font-size:.96rem}

/* ===== Footer ===== */
.footer{background:var(--navy-900);color:#93a2ba;padding-top:clamp(42px,6vw,66px)}
.footer__inner{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:2.4rem;padding-bottom:2.6rem}
.footer__logo{font-weight:800;font-size:1.3rem;color:#fff;display:block;margin-bottom:.6rem}
.footer__logo em{font-style:normal;color:var(--blue-light)}
.footer__brand p{font-size:.88rem;margin:0 0 .5rem;max-width:330px}
.footer__legal{font-size:.82rem;opacity:.8}
.footer__col h4{color:#fff;font-size:.94rem;margin-bottom:.9rem}
.footer__col a,.footer__col span{display:block;font-size:.87rem;margin-bottom:.55rem;transition:color .16s}
.footer__col a:hover{color:var(--blue-light)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding:1.1rem 0;font-size:.81rem;color:#71809a;text-align:center}

/* ===== Melayang ===== */
.fab{position:fixed;right:18px;bottom:18px;z-index:70;display:inline-flex;align-items:center;gap:.55rem;background:var(--wa);color:#fff;padding:.75rem 1.2rem;border-radius:999px;font-weight:600;font-size:.9rem;box-shadow:0 12px 30px rgba(37,211,102,.35);transition:transform .2s}
.fab:hover{transform:translateY(-3px)}
.totop{position:fixed;right:22px;bottom:84px;z-index:65;width:42px;height:42px;border-radius:50%;background:var(--white);border:1px solid var(--line);color:var(--navy);display:grid;place-items:center;font-size:1.1rem;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;transform:translateY(8px)}
.totop.show{opacity:1;pointer-events:auto;transform:none}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsif ===== */
@media (max-width:1000px){
  .hero__grid,.duo{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .faq{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr 1fr}
  .footer__brand{grid-column:1/-1}
}
@media (max-width:768px){
  .topbar__area,.topbar__sep{display:none}
  .nav__toggle{display:block}
  .nav__menu{
    position:absolute;left:0;right:0;top:76px;flex-direction:column;align-items:stretch;gap:0;
    background:var(--white);border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;
  }
  .nav--open .nav__menu{max-height:460px;padding:.6rem 20px 1.2rem}
  .nav__menu a{padding:.75rem 0;border-bottom:1px solid var(--line)}
  .nav__menu .nav__cta{margin-top:.9rem;justify-content:center;border-bottom:0}
  .steps,.plans{grid-template-columns:1fr}
  .benefit__time{flex-direction:column;align-items:flex-start;gap:.7rem}
  .benefit__note{border-left:0;padding-left:0}
  .cta__inner{flex-direction:column;align-items:flex-start}
  .fab span{display:none}
  .fab{padding:.9rem;border-radius:50%}
}
@media (max-width:520px){
  .footer__inner{grid-template-columns:1fr}
  .hero__card{padding:1.5rem}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ===== Paket ===== */
.plans{margin-top:1rem}
.plan--main{position:relative}
.plan__badge{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--navy);color:#fff;font-size:.69rem;font-weight:700;
  padding:.32rem .95rem;border-radius:999px;letter-spacing:.04em;white-space:nowrap;
}
.plan__note{font-size:.8rem;color:var(--muted);margin:1.1rem 0 0;padding-top:.9rem;border-top:1px dashed var(--line)}
.plan__when strong{color:var(--ink)}
.hero__card__alt{
  display:block;margin-top:1rem;font-size:.84rem;font-weight:600;color:var(--blue);
  transition:color .16s;
}
.hero__card__alt:hover{color:var(--blue-700)}

@media (max-width:1000px){
  .plans--three{grid-template-columns:1fr;max-width:460px}
}