/* ============================================================
   CV. CITRA ISOLASINDO — style.css
   Mau ganti warna / font brand? Cukup edit nilai di :root ini.
   ============================================================ */
:root{
  --navy:       #102c5e;   /* biru tua utama */
  --navy-dark:  #0a2147;   /* footer */
  --orange:     #c8641e;   /* aksen oranye */
  --gold:       #e6b94c;   /* garis emas footer */
  --bg:         #f5f4f2;   /* latar halaman */
  --card:       #ffffff;
  --border:     #e6e3dd;
  --text:       #1f2a3a;   /* teks utama */
  --muted:      #5b6472;   /* teks abu */
  --wa:         #25d366;   /* hijau WhatsApp */

  /* Semua teks pakai satu font: Inter */
  --sans:  "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --maxw: 1140px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--sans);
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }

h1,h2,h3{ font-family:var(--sans); color:var(--navy); line-height:1.15; }

.section{ padding:72px 0; }
.section-title{
  font-size:clamp(1.6rem,3vw,2.1rem);
  margin-bottom:36px;
  position:relative;
  padding-top:14px;
}
.section-title::before{
  content:""; position:absolute; top:0; left:0;
  width:54px; height:3px; background:var(--orange);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block; font-family:var(--sans); font-weight:600;
  padding:11px 22px; border-radius:8px; cursor:pointer; transition:.2s;
  font-size:.95rem; border:1px solid transparent;
}
.btn-primary{ background:var(--navy); color:#fff; }
.btn-primary:hover{ background:var(--navy-dark); }
.btn-lg{ padding:14px 28px; font-size:1rem; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; height:70px; }
.logo{ font-family:var(--sans); font-weight:700; font-size:1.35rem; color:var(--navy); }
.nav{ display:flex; align-items:center; gap:30px; }
.nav a{ font-weight:500; color:var(--text); transition:.2s; }
.nav a:hover{ color:var(--orange); }
.nav .btn-primary{ color:#fff; }

.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px; }
.nav-toggle span{ width:24px; height:2px; background:var(--navy); display:block; }

/* ============================================================
   HERO
   ============================================================ */
.hero{ background:var(--bg); padding:64px 0; }
.hero-inner{ display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; }
.eyebrow{ color:var(--orange); font-weight:700; letter-spacing:.18em; font-size:.8rem; margin-bottom:14px; }
.hero h1{ font-size:clamp(2.4rem,5vw,3.6rem); margin-bottom:14px; }
.hero-sub{ color:var(--muted); font-size:1.1rem; margin-bottom:28px; }
.badges{ list-style:none; display:flex; flex-wrap:wrap; gap:12px; margin-bottom:30px; }
.badges li{
  background:var(--card); border:1px solid var(--border);
  border-radius:8px; padding:9px 16px; font-size:.88rem; font-weight:500;
}
.badges li::before{ content:"\2713  "; color:var(--orange); font-weight:700; }

/* Foto hero: taruh file img/hero-industri.jpg */
.hero-img{
  height:380px; border-radius:14px;
  /* foto di atas, gradient biru sebagai fallback kalau foto belum ada */
  background-image:url("img/hero-industri.png"), linear-gradient(135deg,#1b3a6b,#0d2147);
  background-size:cover; background-position:center;
  box-shadow:0 20px 40px rgba(16,44,94,.18);
}

/* ============================================================
   TENTANG PERUSAHAAN  (blok navy)
   ============================================================ */
.tentang{ background:var(--navy); color:#fff; padding:72px 0; }
.tentang-inner{ display:grid; grid-template-columns:1fr 2fr; gap:48px; }
.tentang h2{ color:#fff; font-size:clamp(1.8rem,3.5vw,2.4rem); }
.tentang-body p{ color:#d7deeb; margin-bottom:18px; }

/* ============================================================
   FOKUS UTAMA
   ============================================================ */
.fokus-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.fokus-card{
  background:var(--card); border:1px solid var(--border);
  border-radius:12px; padding:30px;
}
.fokus-icon{ font-size:1.8rem; display:block; margin-bottom:14px; }
.fokus-card h3{ font-size:1.3rem; margin-bottom:12px; }
.fokus-card p{ color:var(--muted); font-size:.95rem; }

/* ============================================================
   LAYANAN KAMI
   ============================================================ */
.layanan-grid{
  display:grid; gap:20px;
  grid-template-columns:1.4fr 1fr 1fr;
  grid-template-areas:
    "big  c1 c2"
    "big  c3 c4"
    "navy navy navy";
}
.layanan-big{
  grid-area:big; min-height:300px; border-radius:14px; overflow:hidden;
  position:relative; display:flex; align-items:flex-end;
  background-image:url("img/layanan-hotcold.png"), linear-gradient(135deg,#3a4a63,#1b2638);  /* ganti foto di img/ */
  background-size:cover; background-position:center;
}
.layanan-big-overlay{
  background:linear-gradient(transparent,rgba(8,18,38,.85));
  color:#fff; padding:26px; width:100%;
}
.layanan-big-overlay h3{ color:#fff; font-size:1.4rem; margin-bottom:8px; }
.layanan-big-overlay p{ color:#dbe2ee; font-size:.9rem; }

.layanan-card{
  background:var(--card); border:1px solid var(--border);
  border-radius:12px; padding:24px; display:flex; flex-direction:column; justify-content:center;
}
.layanan-icon{ font-size:1.5rem; margin-bottom:10px; }
.layanan-card h4{ font-family:var(--sans); color:var(--navy); font-size:1.05rem; }

.layanan-navy{
  grid-area:navy; background:var(--navy); color:#fff;
  border-radius:12px; padding:26px 30px;
}
.layanan-navy h3{ color:#fff; font-size:1.25rem; margin-bottom:8px; }
.layanan-navy p{ color:#d7deeb; font-size:.95rem; max-width:640px; }

/* ============================================================
   MENGAPA MEMILIH KAMI + KONTAK
   ============================================================ */
.why-contact{ display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start; }
.why-grid{ display:grid; grid-template-columns:1fr 1fr; gap:22px 32px; }
.why-item{ border-left:2px solid var(--border); padding-left:18px; }
.why-item h4{ font-family:var(--sans); color:var(--navy); font-size:1.1rem; margin-bottom:6px; }
.why-item p{ color:var(--muted); font-size:.92rem; }

.contact-panel{ background:#ececec; border-radius:14px; padding:32px; }
.contact-list{ list-style:none; margin-bottom:22px; }
.contact-list li{ display:flex; flex-direction:column; padding:12px 0; border-bottom:1px solid #dadada; }
.contact-list li:last-child{ border-bottom:0; }
.contact-label{ font-size:.7rem; letter-spacing:.1em; color:var(--orange); font-weight:700; margin-bottom:3px; }
.contact-list a{ color:var(--text); font-weight:500; }
.contact-list a:hover{ color:var(--navy); }
.contact-map{ width:100%; height:240px; border:0; border-radius:10px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{ background:var(--navy-dark); color:#fff; border-top:4px solid var(--gold); padding:40px 0 24px; }
.footer-inner{ display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.footer-name{ font-family:var(--sans); font-size:1.3rem; }
.footer-tag{ color:#aab6cc; font-size:.9rem; }
.footer-links{ display:flex; gap:16px; font-size:1.3rem; }
.footer-links a{ color:#aab6cc; transition:.2s; }
.footer-links a:hover{ color:#fff; }
.footer-copy{ margin-top:24px; padding-top:18px; border-top:1px solid rgba(255,255,255,.12); }
.footer-copy p{ color:#8895ac; font-size:.82rem; }

/* ============================================================
   TOMBOL WHATSAPP MELAYANG
   ============================================================ */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:60;
  width:56px; height:56px; border-radius:50%;
  background:var(--wa); color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.25); transition:.2s;
}
.wa-float:hover{ transform:scale(1.08); }

/* ============================================================
   RESPONSIVE (mobile)
   ============================================================ */
@media (max-width:860px){
  .nav-toggle{ display:flex; }
  .nav{
    position:absolute; top:70px; left:0; right:0;
    flex-direction:column; align-items:flex-start; gap:0;
    background:#fff; border-bottom:1px solid var(--border);
    padding:8px 24px; display:none;
  }
  .nav.open{ display:flex; }
  .nav a{ width:100%; padding:12px 0; }
  .nav .btn-primary{ margin:8px 0; }

  .hero-inner{ grid-template-columns:1fr; }
  .hero-img{ height:260px; order:-1; }
  .tentang-inner{ grid-template-columns:1fr; gap:20px; }
  .tentang h2 br{ display:none; }
  .fokus-grid{ grid-template-columns:1fr; }
  .layanan-grid{
    grid-template-columns:1fr 1fr;
    grid-template-areas:
      "big  big"
      "c1   c2"
      "c3   c4"
      "navy navy";
  }
  .why-contact{ grid-template-columns:1fr; }
}

@media (max-width:520px){
  .layanan-grid{ grid-template-columns:1fr; grid-template-areas:"big" "c1" "c2" "c3" "c4" "navy"; }
  .why-grid{ grid-template-columns:1fr; }
}

/* ============================================================
   HALAMAN PRODUK (katalog + detail)  — dihasilkan oleh generate.py
   ============================================================ */
.breadcrumb{ font-size:.85rem; color:var(--muted); padding:22px 0 4px; }
.breadcrumb a{ color:var(--navy); font-weight:500; }
.breadcrumb a:hover{ color:var(--orange); }

.produk-hero{ padding:10px 0 26px; }
.produk-hero h1{ font-size:clamp(1.8rem,4vw,2.6rem); }
.produk-hero p{ color:var(--muted); margin-top:6px; }

.produk-layout{ display:grid; grid-template-columns:250px 1fr; gap:40px; align-items:start; padding-bottom:72px; }

/* Sidebar kategori */
.produk-sidebar{
  position:sticky; top:90px; font-size:.92rem;
  max-height:calc(100vh - 110px);   /* tinggi maksimal = layar dikurangi header */
  overflow-y:auto;                   /* sidebar bisa di-scroll sendiri */
  padding-right:8px;
}
/* tampilan scrollbar sidebar biar rapi */
.produk-sidebar::-webkit-scrollbar{ width:6px; }
.produk-sidebar::-webkit-scrollbar-thumb{ background:var(--border); border-radius:6px; }
.sidebar-title{ font-size:.72rem; letter-spacing:.12em; color:var(--orange); font-weight:700; margin-bottom:14px; }
.sidebar-group{ margin-bottom:20px; }
.sidebar-group summary{
  font-size:1rem; font-weight:700; margin-bottom:8px; cursor:pointer;
  list-style:none; display:flex; align-items:center; gap:6px;
}
.sidebar-group summary::-webkit-details-marker{ display:none; } /* sembunyikan panah default */
.sidebar-group summary::before{
  content:"\25B8"; color:var(--orange); font-size:.8em;
  transition:transform .15s ease;
}
.sidebar-group[open] summary::before{ transform:rotate(90deg); }
.sidebar-group ul{ list-style:none; }
.sidebar-group li a{ display:block; padding:5px 0 5px 12px; color:var(--muted); border-left:2px solid var(--border); }
.sidebar-group li a:hover{ color:var(--navy); border-color:var(--orange); }
.sidebar-group li a.active{ color:var(--navy); font-weight:600; border-color:var(--orange); }

/* Detail produk */
.produk-detail{ display:grid; grid-template-columns:1fr 1fr; gap:36px; align-items:start; }
.produk-detail-img{ height:340px; border-radius:14px; background-size:cover; background-position:center; box-shadow:0 16px 36px rgba(16,44,94,.15); }
.produk-kat{ display:inline-block; background:#eef1f6; color:var(--navy); font-size:.72rem; font-weight:700; letter-spacing:.08em; padding:5px 12px; border-radius:20px; margin-bottom:12px; }
.produk-detail-info h1{ font-size:clamp(1.6rem,3.5vw,2.2rem); margin-bottom:14px; }
.produk-desc{ color:var(--muted); margin-bottom:24px; }
.spec-title{ font-size:1.1rem; margin-bottom:10px; }
.spec-table{ width:100%; border-collapse:collapse; margin-bottom:26px; font-size:.92rem; }
.spec-table th,.spec-table td{ text-align:left; padding:10px 12px; border-bottom:1px solid var(--border); vertical-align:top; }
.spec-table th{ width:42%; color:var(--navy); font-weight:600; background:#f7f8fa; }
.btn-wa{ background:var(--wa); color:#fff; }
.btn-wa:hover{ background:#1dae54; }
.produk-note{ font-size:.78rem; color:var(--muted); margin-top:12px; }

/* Grid kartu produk (katalog + produk serupa) */
.katalog-section{ margin-bottom:48px; }
.produk-serupa{ margin-top:64px; }
.produk-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.produk-card{ background:var(--card); border:1px solid var(--border); border-radius:12px; overflow:hidden; display:flex; flex-direction:column; transition:.2s; }
.produk-card:hover{ box-shadow:0 12px 28px rgba(16,44,94,.12); transform:translateY(-3px); }
.produk-card-img{ height:160px; background-size:cover; background-position:center; }
.produk-card-body{ padding:18px 18px 20px; display:flex; flex-direction:column; flex:1; }
.produk-card-body h4{ font-size:1.08rem; color:var(--navy); margin-bottom:8px; }
.produk-card-body p{ font-size:.85rem; color:var(--muted); flex:1; }
.produk-card-link{ margin-top:12px; color:var(--orange); font-weight:600; font-size:.88rem; }

@media (max-width:860px){
  .produk-layout{ grid-template-columns:1fr; gap:24px; }
  .produk-sidebar{ position:static; max-height:none; overflow:visible; }
  .produk-detail{ grid-template-columns:1fr; }
  .produk-detail-img{ height:240px; }
  .produk-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:520px){
  .produk-grid{ grid-template-columns:1fr; }
}

/* ============================================================
   HALAMAN LAYANAN (zig-zag editorial)
   ============================================================ */
/* sidebar daftar layanan (pakai .produk-sidebar utk sticky) */
.layanan-sidebar-list{ list-style:none; }
.layanan-sidebar-list li a{
  display:block; padding:8px 0 8px 12px; color:var(--muted);
  border-left:2px solid var(--border);
}
.layanan-sidebar-list li a:hover{ color:var(--navy); border-color:var(--orange); }
.layanan-sidebar-list li a.active{ color:var(--navy); font-weight:600; border-color:var(--orange); }

.layanan-list{ margin:0; }
.layanan-row{
  display:grid; grid-template-columns:1fr 1fr; gap:36px; align-items:center;
  padding:30px 0; border-bottom:1px solid var(--border); scroll-margin-top:90px;
}
.layanan-row:first-child{ padding-top:6px; }
.layanan-row:last-child{ border-bottom:none; }
.layanan-row.reverse .layanan-row-img{ order:2; }   /* foto pindah ke kanan */
.layanan-row-img{
  height:300px; border-radius:16px; background-size:cover; background-position:center;
  box-shadow:0 16px 36px rgba(16,44,94,.15);
}
.layanan-row-body h2{ font-size:clamp(1.4rem,2.6vw,1.9rem); color:var(--navy); margin-bottom:12px; }
.layanan-row-body > p{ color:var(--muted); margin-bottom:14px; }
.layanan-poin{ list-style:none; margin:0 0 18px; }
.layanan-poin li{ position:relative; padding-left:26px; margin-bottom:8px; color:var(--text); }
.layanan-poin li::before{
  content:"\2713"; position:absolute; left:0; top:0;
  color:var(--orange); font-weight:700;
}
.layanan-poin-lg li{ font-size:1.02rem; margin-bottom:10px; }
.layanan-row-link{ color:var(--orange); font-weight:600; }
.layanan-row-link:hover{ text-decoration:underline; }

/* blok CTA bawah katalog */
.layanan-cta{
  text-align:center; background:var(--navy); color:#fff;
  border-radius:18px; padding:44px 28px; margin:36px 0 10px;
}
.layanan-cta h2{ font-size:1.5rem; margin-bottom:10px; }
.layanan-cta p{ color:#cfd8e6; margin-bottom:22px; max-width:520px; margin-inline:auto; }

/* halaman detail layanan */
.layanan-detail{ scroll-margin-top:90px; }
.layanan-detail-img{
  height:360px; border-radius:16px; background-size:cover; background-position:center;
  box-shadow:0 16px 36px rgba(16,44,94,.15); margin-bottom:28px;
}
.layanan-detail h1{ font-size:clamp(1.7rem,3.5vw,2.3rem); color:var(--navy); margin-bottom:16px; }
.layanan-detail-desc{ color:var(--muted); font-size:1.05rem; line-height:1.7; margin-bottom:26px; }
.layanan-detail-sub{ font-size:1.2rem; color:var(--navy); margin-bottom:14px; }
.layanan-untuk{ color:var(--muted); margin:18px 0 26px; }

@media (max-width:860px){
  .layanan-row{ grid-template-columns:1fr; gap:20px; }
  .layanan-row.reverse .layanan-row-img{ order:0; }   /* di HP foto selalu di atas */
  .layanan-row-img{ height:220px; }
  .layanan-detail-img{ height:240px; }
}