/* Bangun Perkasa — Kontraktor / Konstruksi
   Palet: utama #ea580c (oranye), aksen #1f2937 (slate gelap), tema terang */

:root{
  --orange:#ea580c;
  --orange-dark:#c2410c;
  --orange-soft:#fff1e8;
  --slate:#1f2937;
  --slate-2:#374151;
  --ink:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --bg:#ffffff;
  --bg-alt:#f8fafc;
  --radius:14px;
  --shadow:0 10px 30px rgba(31,41,55,.10);
  --maxw:1140px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}

/* ---------- Demo bar ---------- */
.demobar{
  background:var(--slate);
  color:#f3f4f6;
  font-size:13px;
  text-align:center;
  padding:8px 14px;
  letter-spacing:.2px;
}
.demobar a{color:#fdba74;font-weight:600}
.demobar a:hover{text-decoration:underline}
.demobar b{color:#fff}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  max-width:var(--maxw);margin:0 auto;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;
  min-height:66px;
}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;color:var(--slate)}
.brand .logo{
  width:40px;height:40px;border-radius:10px;
  background:linear-gradient(135deg,var(--orange),var(--orange-dark));
  display:grid;place-items:center;color:#fff;flex:0 0 auto;
  box-shadow:0 6px 14px rgba(234,88,12,.35);
}
.brand .logo svg{width:23px;height:23px}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--orange);letter-spacing:1.5px;text-transform:uppercase}

.menu{list-style:none;display:flex;align-items:center;gap:4px}
.menu a{
  display:block;padding:9px 14px;border-radius:9px;font-weight:600;font-size:15px;color:var(--slate-2);
}
.menu a:hover{background:var(--orange-soft);color:var(--orange-dark)}
.menu a.active{background:var(--orange);color:#fff}
.menu .cta-li a{
  background:var(--slate);color:#fff;margin-left:8px;
}
.menu .cta-li a:hover{background:var(--ink);color:#fff}

.nav-toggle{display:none}
.burger{display:none;cursor:pointer;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);place-items:center}
.burger span,.burger span::before,.burger span::after{
  content:"";display:block;width:22px;height:2px;background:var(--slate);position:relative;transition:.2s;
}
.burger span::before{position:absolute;top:-7px}
.burger span::after{position:absolute;top:7px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:11px;font-weight:700;font-size:15px;
  border:2px solid transparent;cursor:pointer;transition:.18s;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(234,88,12,.30)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-dark{background:var(--slate);color:#fff}
.btn-dark:hover{background:var(--ink)}
.btn-outline{background:#fff;color:var(--slate);border-color:var(--line)}
.btn-outline:hover{border-color:var(--orange);color:var(--orange-dark)}

/* ---------- Layout helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
section{padding:64px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 42px}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:var(--orange);background:var(--orange-soft);padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
h1,h2,h3{color:var(--slate);line-height:1.2;letter-spacing:-.5px}
h2{font-size:clamp(26px,4vw,38px);margin-bottom:14px}
h3{font-size:20px}
.lead{color:var(--muted);font-size:17px}
.bg-alt{background:var(--bg-alt)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 500px at 85% -10%,rgba(234,88,12,.55),transparent 60%),
    linear-gradient(135deg,#1f2937 0%,#111827 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.10;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:46px 46px;mask-image:linear-gradient(180deg,#000,transparent 80%);
}
.hero .wrap{position:relative;z-index:2;padding-top:78px;padding-bottom:90px;display:grid;gap:46px;grid-template-columns:1.1fr .9fr;align-items:center}
.hero h1{color:#fff;font-size:clamp(32px,5.2vw,52px)}
.hero p{color:#d1d5db;font-size:18px;margin:18px 0 28px;max-width:560px}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px}
.tagchip{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);padding:7px 14px;border-radius:999px;font-size:13.5px;font-weight:600;color:#fed7aa;margin-bottom:20px}

/* blueprint card in hero */
.hero-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:18px;padding:26px;backdrop-filter:blur(4px);
}
.hero-card h4{color:#fff;font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mini-stat{background:rgba(0,0,0,.20);border-radius:12px;padding:16px}
.mini-stat b{display:block;font-size:26px;color:var(--orange);font-weight:800}
.mini-stat span{font-size:13px;color:#cbd5e1}

/* ---------- Trust strip ---------- */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.trust .wrap{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;padding:22px 20px}
.trust-item{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--slate-2);font-size:14.5px}
.trust-item svg{width:22px;height:22px;color:var(--orange);flex:0 0 auto}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:24px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#fed7aa}
.card .ico{
  width:52px;height:52px;border-radius:12px;background:var(--orange-soft);color:var(--orange-dark);
  display:grid;place-items:center;margin-bottom:16px;
}
.card .ico svg{width:27px;height:27px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}

/* ---------- Stats band ---------- */
.stats{background:linear-gradient(135deg,var(--slate),var(--ink));color:#fff}
.stats .grid{text-align:center}
.stat b{font-size:clamp(30px,5vw,44px);font-weight:800;color:var(--orange);display:block}
.stat span{color:#cbd5e1;font-size:15px}

/* ---------- Process / timeline ---------- */
.steps{counter-reset:step;display:grid;gap:22px;grid-template-columns:repeat(4,1fr)}
.step{position:relative;padding:26px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.step::before{
  counter-increment:step;content:counter(step);
  position:absolute;top:-18px;left:22px;width:38px;height:38px;border-radius:10px;
  background:var(--orange);color:#fff;font-weight:800;display:grid;place-items:center;box-shadow:0 6px 14px rgba(234,88,12,.35);
}
.step h3{margin:10px 0 6px;font-size:17px}
.step p{color:var(--muted);font-size:14.5px}

/* ---------- Portfolio ---------- */
.proj{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;transition:.2s}
.proj:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.proj .thumb{height:172px;position:relative;display:grid;place-items:center;color:#fff}
.proj .thumb svg{width:58px;height:58px;opacity:.92}
.proj .t1{background:linear-gradient(135deg,#ea580c,#9a3412)}
.proj .t2{background:linear-gradient(135deg,#1f2937,#374151)}
.proj .t3{background:linear-gradient(135deg,#f97316,#1f2937)}
.proj .t4{background:linear-gradient(135deg,#c2410c,#1f2937)}
.proj .t5{background:linear-gradient(135deg,#374151,#ea580c)}
.proj .t6{background:linear-gradient(135deg,#fb923c,#c2410c)}
.proj .body{padding:20px}
.proj .tag{font-size:12px;font-weight:700;color:var(--orange);text-transform:uppercase;letter-spacing:1px}
.proj h3{margin:6px 0 6px;font-size:18px}
.proj p{color:var(--muted);font-size:14.5px}
.proj .meta{margin-top:12px;display:flex;gap:14px;font-size:13px;color:var(--slate-2);font-weight:600}

/* ---------- Pricing / packages ---------- */
.pkg{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:18px;padding:30px;background:#fff;position:relative}
.pkg.feature{border-color:var(--orange);box-shadow:0 14px 36px rgba(234,88,12,.18)}
.pkg.feature .badge{position:absolute;top:-13px;left:30px;background:var(--orange);color:#fff;font-size:12px;font-weight:800;padding:5px 14px;border-radius:999px;letter-spacing:.5px}
.pkg h3{font-size:20px}
.pkg .price{font-size:34px;font-weight:800;color:var(--slate);margin:10px 0 2px}
.pkg .price small{font-size:14px;color:var(--muted);font-weight:600}
.pkg ul{list-style:none;margin:18px 0 24px;display:grid;gap:11px}
.pkg li{display:flex;gap:10px;font-size:15px;color:var(--slate-2)}
.pkg li svg{width:20px;height:20px;color:var(--orange);flex:0 0 auto}
.pkg .btn{margin-top:auto;justify-content:center}

/* ---------- About / values ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.media-block{
  border-radius:18px;min-height:340px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1f2937,#111827);display:grid;place-items:center;
}
.media-block::after{
  content:"";position:absolute;inset:0;opacity:.14;
  background-image:linear-gradient(rgba(234,88,12,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(234,88,12,.9) 1px,transparent 1px);
  background-size:36px 36px;
}
.media-block .big-ico{position:relative;z-index:2;color:var(--orange)}
.media-block .big-ico svg{width:110px;height:110px}
.check-list{list-style:none;display:grid;gap:14px;margin-top:18px}
.check-list li{display:flex;gap:12px;align-items:flex-start}
.check-list li svg{width:24px;height:24px;color:var(--orange);flex:0 0 auto;margin-top:2px}
.check-list b{display:block;color:var(--slate)}
.check-list span{color:var(--muted);font-size:14.5px}

/* team */
.member{text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.avatar{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:30px;background:linear-gradient(135deg,var(--orange),var(--slate))}
.member h3{font-size:17px}
.member .role{color:var(--orange);font-weight:700;font-size:13.5px;margin-bottom:6px}
.member p{color:var(--muted);font-size:14px}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--orange),var(--orange-dark));color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#ffe6d4;font-size:17px;max-width:560px;margin:0 auto 26px}
.cta-band .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.info-card{display:flex;gap:14px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;background:#fff}
.info-card .ico{width:46px;height:46px;border-radius:11px;background:var(--orange-soft);color:var(--orange-dark);display:grid;place-items:center;flex:0 0 auto}
.info-card .ico svg{width:23px;height:23px}
.info-card h3{font-size:16px;margin-bottom:2px}
.info-card p{color:var(--muted);font-size:14.5px}
.info-card a{color:var(--orange-dark);font-weight:600}

form.frm{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.frm .note{background:var(--orange-soft);color:var(--orange-dark);font-size:13px;font-weight:600;padding:9px 13px;border-radius:9px;margin-bottom:18px;display:inline-block}
.frm label{display:block;font-weight:600;font-size:14px;color:var(--slate);margin:14px 0 6px}
.frm input,.frm select,.frm textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:15px;background:#fff;color:var(--ink);
}
.frm input:focus,.frm select:focus,.frm textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(234,88,12,.15)}
.frm textarea{min-height:120px;resize:vertical}
.frm .btn{margin-top:20px;width:100%;justify-content:center}

.map-box{margin-top:22px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);height:230px;position:relative;background:linear-gradient(135deg,#1f2937,#111827);display:grid;place-items:center;color:#fed7aa;text-align:center;font-weight:600}
.map-box::after{content:"";position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(234,88,12,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(234,88,12,.9) 1px,transparent 1px);background-size:30px 30px}
.map-box svg{width:34px;height:34px;position:relative;z-index:2;margin-bottom:6px}
.map-box span{position:relative;z-index:2}

/* faq */
.faq{max-width:780px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700;color:var(--slate);padding:16px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:24px;font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding:0 0 16px;font-size:15px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#cbd5e1;padding:54px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
.site-footer .brand{color:#fff;margin-bottom:14px}
.site-footer .brand .logo{box-shadow:none}
.site-footer p{font-size:14.5px;color:#9ca3af;max-width:280px}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.foot-col ul{list-style:none;display:grid;gap:9px}
.foot-col a,.foot-col li{color:#9ca3af;font-size:14.5px}
.foot-col a:hover{color:var(--orange)}
.foot-contact li{display:flex;gap:9px;align-items:flex-start}
.foot-contact svg{width:18px;height:18px;color:var(--orange);flex:0 0 auto;margin-top:3px}
.foot-bottom{border-top:1px solid #1f2937;margin-top:38px;padding-top:20px;text-align:center;font-size:13.5px;color:#6b7280}
.foot-bottom b{color:#cbd5e1}

/* ---------- Page hero (inner) ---------- */
.page-hero{background:linear-gradient(135deg,#1f2937,#111827);color:#fff;text-align:center;position:relative;overflow:hidden;padding:64px 20px 58px}
.page-hero::after{content:"";position:absolute;inset:0;opacity:.10;background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 85%)}
.page-hero h1{color:#fff;font-size:clamp(30px,5vw,46px);position:relative;z-index:2}
.page-hero p{color:#d1d5db;max-width:600px;margin:14px auto 0;position:relative;z-index:2;font-size:17px}
.crumbs{position:relative;z-index:2;color:#9ca3af;font-size:13.5px;margin-bottom:16px}
.crumbs a{color:#fed7aa}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .burger{display:grid}
  .menu{
    position:absolute;top:66px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:8px;display:none;box-shadow:var(--shadow);
  }
  .nav-toggle:checked ~ .menu{display:flex}
  .menu a{padding:13px 14px;border-radius:8px}
  .menu .cta-li a{margin-left:0;margin-top:4px}
  .hero .wrap{grid-template-columns:1fr;padding-top:50px;padding-bottom:58px}
  .split{grid-template-columns:1fr;gap:30px}
  .g3,.g2{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .g4,.foot-grid,.steps{grid-template-columns:1fr}
  .mini-stats{grid-template-columns:1fr 1fr}
  section{padding:48px 0}
}