:root {
  --latar: #f6f5f1;
  --permukaan: #ffffff;
  --teks: #1a1917;
  --redup: #615d56;
  --garis: #e5e1d7;
  --aksen: #c2551a;
  --aksen-teks: #ffffff;
  --siap: #17754a;
  --siap-latar: #e1f3e8;
  --segera-latar: #f1eee7;
  --bayang: 0 1px 2px rgb(28 25 20 / 6%), 0 8px 24px rgb(28 25 20 / 6%);
  --bayang-naik: 0 2px 4px rgb(28 25 20 / 6%), 0 18px 40px rgb(28 25 20 / 12%);
  --sudut: 18px;
  --huruf: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --huruf-judul: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --latar: #121211;
    --permukaan: #1c1b1a;
    --teks: #f0ede7;
    --redup: #a8a298;
    --garis: #2f2d29;
    --aksen: #f08d4f;
    --aksen-teks: #1a1917;
    --siap: #7fd3a4;
    --siap-latar: #1b3226;
    --segera-latar: #1f1e1c;
    --bayang: 0 1px 2px rgb(0 0 0 / 30%), 0 8px 24px rgb(0 0 0 / 25%);
    --bayang-naik: 0 2px 4px rgb(0 0 0 / 30%), 0 18px 40px rgb(0 0 0 / 45%);
  }
}

/* Warna per aplikasi: dipakai latar gambar, nama, dan titik-titik kecil. */
.warna-oranye { --warna: #e8702a; --warna-muda: #fde8d8; --warna-tua: #b34d12; }
.warna-biru   { --warna: #5b4ce6; --warna-muda: #e6e3fd; --warna-tua: #3f30c4; }
.warna-hijau  { --warna: #14a06b; --warna-muda: #d8f3e7; --warna-tua: #0b7a50; }
.warna-ungu   { --warna: #3d82f0; --warna-muda: #dde9fd; --warna-tua: #2361c9; }
.warna-slate  { --warna: #475569; --warna-muda: #e6e9ee; --warna-tua: #334155; }
@media (prefers-color-scheme: dark) {
  .warna-oranye { --warna-muda: #3a2416; --warna-tua: #f5a06b; }
  .warna-biru   { --warna-muda: #23204a; --warna-tua: #a79dff; }
  .warna-hijau  { --warna-muda: #12302a; --warna-tua: #5fd3a3; }
  .warna-ungu   { --warna-muda: #172846; --warna-tua: #8db6ff; }
  .warna-slate  { --warna-muda: #23272e; --warna-tua: #b6c2d3; }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--latar);
  color: var(--teks);
  font: 16px/1.6 var(--huruf);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--huruf-judul); }

.lebar { width: min(1120px, 100% - 32px); margin-inline: auto; }

[hidden] { display: none !important; }

/* ── Kepala ─────────────────────────────────────────────────────────────── */
.kepala {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--latar) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--garis);
}
.kepala .lebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
}
.merek {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.merek__titik {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background:
    linear-gradient(135deg, #e8702a 0 50%, transparent 50%),
    linear-gradient(225deg, #5b4ce6 0 50%, transparent 50%),
    linear-gradient(315deg, #14a06b 0 50%, transparent 50%),
    linear-gradient(45deg, #3d82f0 0 50%, transparent 50%);
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 25%);
}
.kepala nav { display: flex; gap: 22px; }
.kepala nav a { text-decoration: none; color: var(--redup); font-weight: 500; }
.kepala nav a:hover { color: var(--teks); }

/* ── Pembuka ────────────────────────────────────────────────────────────── */
.pembuka { position: relative; overflow: hidden; padding: 64px 0 56px; }
.pembuka::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 720px;
  height: 720px;
  background:
    radial-gradient(closest-side, rgb(232 112 42 / 22%), transparent 70%) 0 0 / 60% 60% no-repeat,
    radial-gradient(closest-side, rgb(91 76 230 / 20%), transparent 70%) 100% 20% / 60% 60% no-repeat,
    radial-gradient(closest-side, rgb(20 160 107 / 18%), transparent 70%) 30% 100% / 60% 60% no-repeat;
  pointer-events: none;
}
.pembuka .lebar {
  position: relative;
  display: grid;
  gap: 48px;
  align-items: center;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
}
.pembuka__label {
  display: inline-block;
  margin: 0 0 18px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--permukaan);
  border: 1px solid var(--garis);
  color: var(--redup);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pembuka h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 5.2vw, 56px);
  line-height: 1.07;
  letter-spacing: -0.03em;
}
.sorot {
  background: linear-gradient(90deg, #e8702a, #d6457a 50%, #5b4ce6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pembuka__teks { margin: 0 0 24px; color: var(--redup); font-size: 18px; max-width: 34em; }

.keping { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; padding: 0; list-style: none; }
.keping li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--permukaan);
  border: 1px solid var(--garis);
  font-size: 14px;
  color: var(--redup);
}
.keping li::before { content: "✓"; color: var(--siap); font-weight: 700; }
.keping li:first-child::before { content: none; }
.keping b { color: var(--teks); font-size: 15px; }

/* Kolase tangkapan layar di sisi kanan pembuka. */
.kolase { position: relative; aspect-ratio: 5 / 4; margin: 0; }
.kolase > * { position: absolute; box-shadow: var(--bayang-naik); }
.kolase__lebar { width: 78%; border-radius: 12px; overflow: hidden; background: #0f172a; }
.kolase__lebar--1 { left: 0; top: 4%; transform: rotate(-3deg); }
.kolase__lebar--2 { right: 0; top: 30%; transform: rotate(2deg); }
.kolase__hp {
  width: 27%;
  bottom: 0;
  border-radius: 22px;
  border: 5px solid #111;
  overflow: hidden;
  background: #111;
}
.kolase__hp--1 { left: 4%; transform: rotate(-6deg); }
.kolase__hp--2 { right: 4%; bottom: -4%; transform: rotate(5deg); }
.kolase img { width: 100%; height: auto; }

/* ── Tombol & lencana ───────────────────────────────────────────────────── */
.tombol {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--aksen);
  color: var(--aksen-teks);
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, filter 0.15s ease, box-shadow 0.15s ease;
}
.tombol:hover { filter: brightness(1.07); transform: translateY(-1px); }
.tombol--besar { padding: 14px 24px; font-size: 17px; box-shadow: 0 8px 20px rgb(194 85 26 / 28%); }
.tombol--kedua { background: transparent; color: var(--teks); border: 1px solid var(--garis); }
.tombol--kedua:hover { border-color: var(--redup); }
.tombol:focus-visible, .kepala nav a:focus-visible, .merek:focus-visible {
  outline: 3px solid var(--aksen);
  outline-offset: 2px;
}
.kartu .tombol:not(.tombol--kedua) { background: var(--warna-tua); color: #fff; }
@media (prefers-color-scheme: dark) {
  .kartu .tombol:not(.tombol--kedua) { color: #111; }
}

.lencana {
  flex: none;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--garis);
  color: var(--redup);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}
.lencana--siap { border-color: transparent; background: var(--siap-latar); color: var(--siap); }
.lencana--siap::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
  background: currentColor;
  vertical-align: 1px;
  animation: denyut 2s ease-in-out infinite;
}

/* ── Daftar produk ──────────────────────────────────────────────────────── */
#produk { padding: 8px 0 72px; scroll-margin-top: 72px; }
.produk__judul { margin: 0 0 6px; font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.02em; }
.produk__teks { margin: 0 0 28px; color: var(--redup); }

/* Dua kolom tetap: QIOSK·SiPAH, Langkah·Lancar, lalu ERP selebar penuh. */
.kisi { display: grid; gap: 24px; grid-template-columns: repeat(2, minmax(0, 1fr)); }

.kartu {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--permukaan);
  border: 1px solid var(--garis);
  border-radius: var(--sudut);
  box-shadow: var(--bayang);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.kartu:hover { transform: translateY(-3px); box-shadow: var(--bayang-naik); }

.kartu__isi { display: flex; flex: 1; flex-direction: column; padding: 22px 24px 24px; }
.kartu__atas {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}
.kartu h2 { margin: 0; font-size: 26px; letter-spacing: -0.02em; }
.kartu h2 small { font-size: 15px; font-weight: 500; color: var(--redup); margin-left: 6px; letter-spacing: 0; }
.kartu__nama { margin: 0 0 10px; color: var(--warna-tua); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.kartu__inti { margin: 0 0 14px; font-size: 17px; font-weight: 600; line-height: 1.45; }
.kartu ul { margin: 0 0 14px; padding: 0; list-style: none; color: var(--redup); }
.kartu li { position: relative; padding-left: 20px; }
.kartu li + li { margin-top: 6px; }
.kartu li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--warna);
  transform: rotate(45deg);
}
.kartu__catatan { margin: 0 0 18px; color: var(--redup); font-size: 14px; }
.kartu__aksi { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 4px; }

/* ── Gambar demo dalam bingkai ──────────────────────────────────────────── */
.layar {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 100% 0%, color-mix(in srgb, var(--warna) 30%, transparent), transparent 60%),
    linear-gradient(160deg, var(--warna-muda), color-mix(in srgb, var(--warna-muda) 60%, var(--permukaan)));
  border-bottom: 1px solid var(--garis);
}
.layar::after {
  /* Pola titik halus supaya latar tidak polos. */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(color-mix(in srgb, var(--warna) 22%, transparent) 1px, transparent 1.5px) 0 0 / 18px 18px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
  pointer-events: none;
}

.peramban {
  position: absolute;
  z-index: 1;
  left: 7%;
  right: 7%;
  top: 9%;
  border-radius: 10px 10px 0 0;
  overflow: hidden;
  background: #0f172a;
  box-shadow: 0 18px 40px rgb(15 23 42 / 28%);
  transition: transform 0.35s ease;
}
.peramban__bilah {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 10px;
  background: #1e293b;
}
.peramban__bilah i { width: 9px; height: 9px; border-radius: 50%; background: #475569; }
.peramban__bilah i:nth-child(1) { background: #f87171; }
.peramban__bilah i:nth-child(2) { background: #fbbf24; }
.peramban__bilah i:nth-child(3) { background: #34d399; }
.peramban__bilah span {
  flex: 1;
  margin-left: 8px;
  padding: 2px 10px;
  border-radius: 6px;
  background: #0f172a;
  color: #94a3b8;
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.peramban img { width: 100%; height: auto; }

.hp {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 9%;
  width: 40%;
  max-width: 230px;
  translate: -50% 0;
  border: 7px solid #111;
  border-bottom: 0;
  border-radius: 30px 30px 0 0;
  overflow: hidden;
  background: #111;
  box-shadow: 0 18px 40px rgb(15 23 42 / 30%);
  transition: transform 0.35s ease;
}
.hp::before {
  content: "";
  position: absolute;
  top: 7px;
  left: 50%;
  width: 34%;
  height: 14px;
  translate: -50% 0;
  border-radius: 999px;
  background: #111;
}
.hp img { width: 100%; height: auto; }

.kartu:hover .peramban, .kartu:hover .hp { transform: translateY(-6px); }

/* Stiker kecil yang melayang di atas gambar. */
.stiker {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 12px;
  background: var(--permukaan);
  color: var(--teks);
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 24px rgb(15 23 42 / 18%);
  animation: melayang 5s ease-in-out infinite;
}
.stiker--kiri { left: 5%; bottom: 12%; }
.stiker--kanan { right: 5%; top: 16%; animation-delay: -2.5s; }

@keyframes melayang { 50% { transform: translateY(-6px); } }
@keyframes denyut { 50% { opacity: 0.35; } }

/* ── Batasan demo ───────────────────────────────────────────────────────── */
.batasan {
  margin: 0 0 18px;
  border: 1px solid var(--garis);
  border-radius: 12px;
  font-size: 14px;
  background: color-mix(in srgb, var(--warna-muda) 35%, transparent);
}
.batasan summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
  color: var(--redup);
  list-style: none;
}
.batasan summary::-webkit-details-marker { display: none; }
.batasan summary::after { content: "+"; font-size: 18px; line-height: 1; transition: transform 0.2s ease; }
.batasan[open] summary::after { transform: rotate(45deg); }
.batasan summary:focus-visible { outline: 3px solid var(--aksen); outline-offset: 2px; border-radius: 12px; }
.batasan ul { margin: 0; padding: 0 14px 12px; }
.kartu .batasan li::before { width: 5px; height: 5px; top: 0.7em; background: var(--redup); }

/* ── Kartu ERP: satu baris penuh, isinya peta modul ─────────────────────── */
.kartu--lebar { grid-column: 1 / -1; }
.kartu--segera { background: var(--segera-latar); }
.kartu--lebar .kartu__isi { padding: 28px; }
.erp__kepala {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  margin-bottom: 18px;
}
.erp__kepala .kartu__inti { margin: 8px 0 0; max-width: 46em; font-weight: 500; color: var(--redup); }
.erp__angka {
  display: grid;
  place-items: center;
  width: 108px;
  height: 108px;
  border-radius: 24px;
  background: linear-gradient(145deg, #334155, #0f172a);
  color: #fff;
  text-align: center;
  line-height: 1.1;
  box-shadow: var(--bayang);
}
.erp__angka b { display: block; font-size: 40px; font-family: var(--huruf-judul); }
.erp__angka span { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.8; }

/* Kolom bertumpuk: lima kelompok yang panjangnya beda-beda tetap rata tanpa sisa. */
.modul { columns: 3 250px; column-gap: 14px; margin-bottom: 18px; }
.modul section {
  break-inside: avoid;
  margin-bottom: 14px;
  padding: 16px 16px 6px;
  border-radius: 14px;
  background: var(--permukaan);
  border: 1px solid var(--garis);
  border-top: 3px solid var(--warna-bagian, var(--warna));
}
.modul section:nth-child(1) { --warna-bagian: #e8702a; }
.modul section:nth-child(2) { --warna-bagian: #14a06b; }
.modul section:nth-child(3) { --warna-bagian: #5b4ce6; }
.modul section:nth-child(4) { --warna-bagian: #d6457a; }
.modul section:nth-child(5) { --warna-bagian: #3d82f0; }
.modul h3 { margin: 0 0 10px; font-size: 15px; }
.modul ul { font-size: 14px; }
.modul li::before { background: var(--warna-bagian); }
.modul code {
  margin-left: 4px;
  padding: 0 5px;
  border-radius: 4px;
  background: var(--segera-latar);
  border: 1px solid var(--garis);
  font-size: 11px;
  color: var(--redup);
  white-space: nowrap;
}

/* ── Kontak & kaki ──────────────────────────────────────────────────────── */
.kontak {
  margin-bottom: 72px;
  padding: 36px;
  border-radius: var(--sudut);
  background: linear-gradient(135deg, #1e1b4b, #312e81 55%, #9a3412);
  color: #fff;
}
.kontak h2 { margin: 0 0 8px; font-size: 28px; }
.kontak p { margin: 0 0 20px; opacity: 0.8; }
.kontak .kontak__tanya { margin-bottom: 8px; font-size: 21px; line-height: 1.4; opacity: 1; }
.kontak .tombol--kedua { color: #fff; border-color: rgb(255 255 255 / 40%); }

.kaki { padding: 28px 0 44px; border-top: 1px solid var(--garis); color: var(--redup); font-size: 14px; }
.kaki p { margin: 0 0 6px; max-width: 70em; }

/* ── Layar sempit ───────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .pembuka { padding-top: 40px; }
  .pembuka .lebar { grid-template-columns: 1fr; gap: 36px; }
  .kolase { max-width: 520px; width: 100%; margin-inline: auto; }
}
@media (max-width: 760px) {
  .kisi { grid-template-columns: 1fr; }
  .erp__kepala { grid-template-columns: 1fr; }
  .erp__angka { display: none; }
  .kartu--lebar .kartu__isi, .kartu__isi { padding: 20px; }
  .kontak { padding: 24px; }
}
@media (max-width: 420px) {
  .kartu__atas { flex-wrap: wrap; }
  .stiker { font-size: 12px; padding: 5px 9px; }
  .stiker--kanan { top: auto; bottom: 8%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}