/* ============================================================
   PT LEMBAGA ACCB INST
   Gaya bersama untuk halaman penerbit:
   /penerbit, /legalitas, /katalog, /naskah, /kontak
   Token warna dan tipografi mengikuti halaman utama (index.html).
   ============================================================ */

:root{
  --langit-1:#6E9CC8;
  --langit-2:#A9C9E3;
  --langit-3:#DCEAF5;
  --langit-4:#F1F7FC;
  --nila:#0E2F52;
  --nila-2:#143C68;
  --biru:#1B5289;
  --biru-2:#2E7BB8;
  --emas:#BE8F3B;
  --emas-2:#E3C57F;
  --kertas:#FBF7EF;
  --kertas-2:#F3EBDC;
  --putih:#FFFFFF;
  --abu:#5A6B7C;
  --garis:rgba(14,47,82,.13);

  --display:'Amiri', Georgia, serif;
  --teks:'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --kode:'IBM Plex Mono', ui-monospace, monospace;

  --emblem:url('/emblem-accb.png');

  --lebar:1160px;
  --r:14px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html{scroll-padding-top:86px}
body{
  margin:0;
  font-family:var(--teks);
  color:var(--nila);
  background:var(--putih);
  font-size:16.5px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
button{font-family:inherit}

.a-wrap{width:100%;max-width:var(--lebar);margin:0 auto;padding:0 24px}

.a-kode{
  font-family:var(--kode);
  font-size:11.5px;
  letter-spacing:.19em;
  text-transform:uppercase;
  color:var(--emas);
  display:flex;
  align-items:center;
  gap:10px;
  margin:0 0 18px;
}
.a-kode::before{content:"";width:22px;height:1px;background:var(--emas);flex:none}
.a-kode--tengah{justify-content:center}

h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.14;letter-spacing:-.005em;margin:0}
h2{font-size:clamp(28px,3.8vw,42px)}
h3{font-size:22px}
p{margin:0 0 18px}

.a-logo{
  display:block;
  background-image:var(--emblem);
  background-repeat:no-repeat;
  background-position:center;
  background-size:contain;
  aspect-ratio:166/218;
}
.a-logo.a-logo--emblem{background-image:var(--emblem);aspect-ratio:166/218}

/* ============================================================
   TOMBOL
   ============================================================ */
.a-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 26px;border-radius:100px;border:1px solid transparent;
  font-weight:600;font-size:15px;letter-spacing:.005em;
  text-decoration:none;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}
.a-btn:active{transform:translateY(1px)}
.a-btn--emas{
  background:linear-gradient(160deg,var(--emas-2),var(--emas));
  color:#22344B;
  box-shadow:0 10px 26px -10px rgba(190,143,59,.85), inset 0 1px 0 rgba(255,255,255,.55);
}
.a-btn--emas:hover{box-shadow:0 16px 34px -12px rgba(190,143,59,.95), inset 0 1px 0 rgba(255,255,255,.55);transform:translateY(-2px)}
.a-btn--biru{background:var(--biru);color:#fff;box-shadow:0 10px 26px -12px rgba(27,82,137,.9)}
.a-btn--biru:hover{background:var(--nila-2);transform:translateY(-2px)}
.a-btn--garis{background:rgba(255,255,255,.72);color:var(--nila);border-color:rgba(14,47,82,.22)}
.a-btn--garis:hover{background:#fff;border-color:var(--biru);transform:translateY(-2px)}
.a-btn--blok{width:100%}
.a-btn[disabled]{opacity:.6;cursor:progress;transform:none}

:where(a,button,input,select,textarea,summary):focus-visible{
  outline:2.5px solid var(--emas);outline-offset:3px;border-radius:6px;
}

.p-lompat{
  position:absolute;left:-9999px;top:0;background:var(--nila);color:#fff;
  padding:12px 18px;border-radius:0 0 10px 0;z-index:200;text-decoration:none;font-weight:600;
}
.p-lompat:focus{left:0}

/* ============================================================
   NAVBAR: nama legal tampil sebagai identitas utama
   ============================================================ */
.a-bar{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px) saturate(1.3);
  border-bottom:1px solid rgba(14,47,82,.08);
}
.a-bar__isi{display:flex;align-items:center;justify-content:space-between;gap:20px;height:70px}
.a-merek{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.a-merek .a-logo{height:38px;width:29px;flex:none}
.a-merek__nama{
  font-family:var(--display);font-weight:700;font-size:15.5px;color:var(--nila);
  line-height:1.1;letter-spacing:.005em;display:block;white-space:nowrap;
}
.a-merek__sub{
  font-family:var(--kode);font-size:9px;letter-spacing:.15em;color:var(--emas);
  text-transform:uppercase;display:block;white-space:nowrap;
}
.a-nav{display:flex;align-items:center;gap:22px}
.a-nav a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--nila);opacity:.82;transition:opacity .15s, color .15s;white-space:nowrap}
.a-nav a:hover{opacity:1;color:var(--biru)}
.a-nav a[aria-current="page"]{opacity:1;color:var(--biru);border-bottom:2px solid var(--emas);padding-bottom:3px}
.a-bar .a-btn{padding:11px 20px;font-size:14px;flex:none}

@media(max-width:1080px){.a-bar .a-btn{display:none}}
@media(max-width:900px){
  .a-bar__isi{height:auto;flex-wrap:wrap;padding-block:12px;gap:10px}
  .a-nav{
    order:3;width:100%;gap:18px;overflow-x:auto;padding-bottom:4px;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
  }
  .a-nav::-webkit-scrollbar{display:none}
}

/* ============================================================
   KEPALA HALAMAN
   ============================================================ */
.p-kepala{
  position:relative;overflow:hidden;
  background:
    radial-gradient(120% 90% at 70% 0%, rgba(255,245,222,.8) 0%, rgba(255,245,222,0) 58%),
    linear-gradient(178deg,var(--langit-2) 0%,var(--langit-3) 45%,var(--langit-4) 100%);
  padding:54px 0 62px;
  border-bottom:1px solid rgba(14,47,82,.07);
}
.p-kepala h1{font-size:clamp(32px,5vw,54px);color:var(--nila);margin:0 0 18px;text-shadow:0 1px 0 rgba(255,255,255,.5)}
.p-kepala__lead{font-size:clamp(16px,1.7vw,18.5px);color:#254564;max-width:44em;margin:0}
.p-kepala__aksi{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

.p-remah{
  font-family:var(--kode);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:#3C5B7A;margin:0 0 20px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;
}
.p-remah a{text-decoration:none;opacity:.8}
.p-remah a:hover{opacity:1;color:var(--biru)}
.p-remah span[aria-hidden]{color:var(--emas)}

/* ============================================================
   BAGIAN UMUM
   ============================================================ */
.a-bagian{padding:76px 0}
.a-bagian--kertas{background:var(--kertas);border-block:1px solid var(--kertas-2)}
.a-bagian--langit{background:linear-gradient(180deg,var(--langit-4),#fff 60%)}
.a-judul-blok{max-width:680px;margin-bottom:42px}
.a-judul-blok--tengah{margin-inline:auto;text-align:center}
.a-judul-blok p{color:var(--abu);font-size:17px;margin-top:16px;margin-bottom:0}
.p-teks{max-width:44em}
.p-teks p{color:#2C4A69}

/* ============================================================
   TABEL DATA PENERBIT
   ============================================================ */
.p-data{
  width:100%;border-collapse:separate;border-spacing:0;background:#fff;
  border:1px solid var(--garis);border-radius:var(--r);
  font-size:15.5px;
}
.p-data tr:first-child th{border-top-left-radius:13px}
.p-data tr:first-child td{border-top-right-radius:13px}
.p-data tr:last-child th{border-bottom-left-radius:13px}
.p-data tr:last-child td{border-bottom-right-radius:13px}
.p-data caption{
  caption-side:top;text-align:left;font-family:var(--kode);font-size:11px;
  letter-spacing:.15em;text-transform:uppercase;color:var(--emas);padding:0 0 14px;
}
.p-data th,.p-data td{padding:15px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--garis)}
.p-data tr:last-child th,.p-data tr:last-child td{border-bottom:none}
.p-data th{
  width:32%;font-family:var(--kode);font-size:11.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--abu);font-weight:500;background:rgba(241,247,252,.6);
}
.p-data td{color:var(--nila);font-weight:500}
.p-data td strong{font-weight:700}
.p-gulir{overflow-x:auto}

/* ============================================================
   KARTU
   ============================================================ */
.p-kartu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.p-kartu-grid--2{grid-template-columns:repeat(2,1fr)}
.p-kartu{
  background:#fff;border:1px solid var(--kertas-2);border-radius:var(--r);
  padding:28px 26px 26px;position:relative;overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease;
}
.p-kartu:hover{transform:translateY(-3px);box-shadow:0 18px 34px -22px rgba(14,47,82,.45)}
.p-kartu::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--emas),var(--emas-2))}
.p-kartu__no{font-family:var(--kode);font-size:11px;letter-spacing:.14em;color:var(--emas);display:block;margin-bottom:12px}
.p-kartu h3{font-size:19px;margin-bottom:9px}
.p-kartu p{font-size:15px;color:var(--abu);margin:0}
.p-kartu p + p{margin-top:10px}

/* daftar centang */
.p-centang{list-style:none;padding:0;margin:0}
.p-centang li{display:flex;gap:12px;align-items:flex-start;margin-bottom:13px;font-size:15.5px;color:#2C4A69}
.p-centang li:last-child{margin-bottom:0}
.a-centang{
  flex:none;width:21px;height:21px;border-radius:50%;background:rgba(190,143,59,.16);
  display:grid;place-items:center;margin-top:3px;
}
.a-centang svg{width:11px;height:11px;stroke:var(--emas);stroke-width:3;fill:none}

/* ============================================================
   LEGALITAS: kartu dokumen
   ============================================================ */
.p-dok{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.p-dok__item{
  background:#fff;border:1px solid var(--garis);border-radius:var(--r);
  padding:24px 24px 22px;display:flex;gap:16px;align-items:flex-start;
}
.p-dok__ikon{
  flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:rgba(27,82,137,.09);color:var(--biru);
}
.p-dok__ikon svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.7;fill:none}
.p-dok__item h3{font-size:17px;margin-bottom:6px}
.p-dok__item p{font-size:14.5px;color:var(--abu);margin:0}
.p-dok__status{
  font-family:var(--kode);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;
  color:#1E6B48;background:rgba(30,107,72,.1);padding:4px 10px;border-radius:100px;
  display:inline-block;margin-top:10px;
}

.p-ringkas{
  background:linear-gradient(120deg,var(--nila) 0%,var(--biru) 100%);
  color:#fff;border-radius:var(--r);padding:36px 38px;position:relative;overflow:hidden;
}
.p-ringkas::before{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(227,197,127,.28),transparent 65%);
}
.p-ringkas > *{position:relative;z-index:2}
.p-ringkas h3{color:#fff;font-size:24px;margin-bottom:18px}
.p-ringkas ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px 26px}
.p-ringkas li{display:flex;gap:11px;align-items:flex-start;color:rgba(228,240,250,.9);font-size:15px}
.p-ringkas li::before{content:"✓";color:var(--emas-2);font-weight:700;flex:none}

/* ============================================================
   KATALOG BUKU
   ============================================================ */
.p-buku-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.p-buku{
  background:#fff;border:1px solid var(--garis);border-radius:var(--r);
  padding:28px 24px 26px;display:flex;flex-direction:column;text-decoration:none;color:inherit;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.p-buku:hover{transform:translateY(-4px);box-shadow:0 26px 46px -26px rgba(14,47,82,.5);border-color:rgba(190,143,59,.5)}
.p-buku__sampul{width:146px;margin:0 auto 22px}
.p-buku__sampul img{
  width:100%;height:auto;border-radius:4px 9px 9px 4px;
  box-shadow:0 16px 30px -18px rgba(14,47,82,.7), -4px 0 0 rgba(14,47,82,.09);
}
.p-buku__tag{
  align-self:flex-start;font-family:var(--kode);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--biru);background:rgba(27,82,137,.09);
  padding:5px 11px;border-radius:100px;margin-bottom:13px;
}
.p-buku h3{font-size:20px;margin-bottom:8px}
.p-buku__meta{font-family:var(--kode);font-size:11.5px;letter-spacing:.06em;color:var(--abu);margin-bottom:14px}
.p-buku__desk{font-size:14.8px;color:var(--abu);margin-bottom:18px;flex:1}
.p-buku__kaki{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.p-buku__lanjut{font-family:var(--kode);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--biru)}
.a-harga{font-family:var(--display);font-size:24px;font-weight:700;color:var(--nila);line-height:1}
.a-harga small{display:block;font-family:var(--kode);font-size:10.5px;letter-spacing:.1em;color:var(--abu);font-weight:400;margin-top:5px;text-transform:uppercase}

/* status ISBN */
.p-isbn{
  font-family:var(--kode);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:#7A5A17;background:rgba(190,143,59,.13);border:1px solid rgba(190,143,59,.3);
  padding:4px 10px;border-radius:100px;display:inline-block;
}
.p-isbn--terbit{color:#1E6B48;background:rgba(30,107,72,.1);border-color:rgba(30,107,72,.28)}

/* ============================================================
   DETAIL BUKU
   ============================================================ */
.p-detail{display:grid;grid-template-columns:300px 1fr;gap:52px;align-items:start}
.p-detail__sampul img{
  width:100%;height:auto;border-radius:5px 12px 12px 5px;
  box-shadow:0 30px 56px -28px rgba(14,47,82,.75), -6px 0 0 rgba(14,47,82,.1);
}
.p-detail__aksi{display:flex;flex-direction:column;gap:11px;margin-top:24px}
.p-detail h2{font-size:clamp(24px,3vw,32px);margin:44px 0 16px}
.p-detail h2:first-child{margin-top:0}
.p-detail p{color:#2C4A69}
.p-detail__penulis{
  font-family:var(--kode);font-size:12px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--emas);margin:0 0 22px;
}

/* ============================================================
   LANGKAH / ALUR
   ============================================================ */
.p-alur{list-style:none;padding:0;margin:0;counter-reset:alur;display:grid;gap:0}
.p-alur li{
  counter-increment:alur;position:relative;padding:0 0 26px 62px;
}
.p-alur li::before{
  content:counter(alur,decimal-leading-zero);
  position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;background:#fff;border:1.5px solid var(--emas);
  font-family:var(--kode);font-size:12px;color:var(--emas);
}
.p-alur li::after{
  content:"";position:absolute;left:19px;top:42px;bottom:-4px;width:1.5px;
  background:linear-gradient(180deg,rgba(190,143,59,.5),rgba(190,143,59,.12));
}
.p-alur li:last-child{padding-bottom:0}
.p-alur li:last-child::after{display:none}
.p-alur h3{font-size:18px;margin-bottom:5px}
.p-alur p{font-size:15px;color:var(--abu);margin:0}

/* ============================================================
   FORMULIR
   ============================================================ */
.a-kartu-form{
  background:#fff;border:1px solid var(--garis);border-radius:20px;
  padding:36px 32px 32px;box-shadow:0 30px 60px -34px rgba(14,47,82,.45);
}
.a-kartu-form h3{font-size:24px;margin-bottom:6px}
.a-kartu-form__sub{font-size:14.5px;color:var(--abu);margin-bottom:24px}
.a-medan{margin-bottom:16px}
.a-medan label{
  display:block;font-family:var(--kode);font-size:11px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--nila);opacity:.75;margin-bottom:7px;
}
.a-medan input,.a-medan select,.a-medan textarea{
  width:100%;padding:13px 15px;border:1.5px solid rgba(14,47,82,.16);border-radius:10px;
  font-family:var(--teks);font-size:15.5px;color:var(--nila);background:#fff;
  transition:border-color .16s, box-shadow .16s;
}
.a-medan textarea{min-height:120px;resize:vertical;line-height:1.6}
.a-medan input:focus,.a-medan select:focus,.a-medan textarea:focus{
  outline:none;border-color:var(--biru);box-shadow:0 0 0 4px rgba(27,82,137,.11);
}
.a-medan input::placeholder,.a-medan textarea::placeholder{color:#9BAAB9}
.a-medan--baris{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.a-galat{
  display:none;font-size:13.5px;color:#9E2B2B;background:#FCEDEC;border:1px solid #F2C9C6;
  border-radius:9px;padding:11px 14px;margin-bottom:16px;
}
.a-galat.tampil{display:block}
.a-form__kaki{font-size:12.5px;color:var(--abu);text-align:center;margin:14px 0 0;line-height:1.5}
.a-jebakan{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.p-kontak-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.p-kontak__daftar{list-style:none;padding:0;margin:0}
.p-kontak__daftar li{
  padding:18px 0;border-bottom:1px solid var(--garis);
}
.p-kontak__daftar li:last-child{border-bottom:none}
.p-kontak__label{
  display:block;font-family:var(--kode);font-size:11px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--abu);margin-bottom:5px;
}
.p-kontak__nilai{font-size:16px;color:var(--nila);font-weight:500;margin:0;text-decoration:none}
a.p-kontak__nilai:hover{color:var(--biru)}

/* ============================================================
   CATATAN
   ============================================================ */
.p-catatan{
  background:var(--kertas);border:1px solid var(--kertas-2);border-left:3px solid var(--emas);
  border-radius:9px;padding:18px 22px;font-size:15px;color:#2C4A69;margin:0;
}
.p-catatan strong{color:var(--nila)}

/* ============================================================
   TANYA JAWAB
   ============================================================ */
.a-tanya{max-width:800px;margin:0 auto}
.a-tanya details{border-bottom:1px solid var(--garis);padding:6px 0}
.a-tanya summary{
  cursor:pointer;list-style:none;padding:20px 40px 20px 0;position:relative;
  font-weight:600;font-size:17px;color:var(--nila);
}
.a-tanya summary::-webkit-details-marker{display:none}
.a-tanya summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-family:var(--display);font-size:26px;color:var(--emas);line-height:1;
}
.a-tanya details[open] summary::after{content:"–"}
.a-tanya__isi{padding:0 40px 22px 0;color:var(--abu);font-size:15.5px;margin:0}

/* ============================================================
   KAKI HALAMAN: identitas legal wajib tampil
   ============================================================ */
.a-kaki{background:var(--nila);color:rgba(226,238,250,.75);padding:62px 0 28px;font-size:14.5px}
.a-kaki__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;margin-bottom:44px}
.a-kaki .a-logo{height:58px;width:auto;margin-bottom:16px;filter:brightness(0) invert(1);opacity:.9}
.a-kaki h4{font-family:var(--kode);font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--emas-2);margin:0 0 16px;font-weight:500}
.a-kaki ul{list-style:none;padding:0;margin:0}
.a-kaki li{margin-bottom:10px}
.a-kaki a{text-decoration:none;transition:color .15s}
.a-kaki a:hover{color:#fff}
.a-kaki__nama{
  font-family:var(--display);font-size:19px;font-weight:700;color:#fff;
  margin:0 0 4px;line-height:1.3;
}
.a-kaki__merek{
  font-family:var(--kode);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--emas-2);margin:0 0 14px;
}
.a-kaki__motto{font-family:var(--display);font-size:17px;color:rgba(255,255,255,.9);line-height:1.5;max-width:30em;margin:0 0 16px}
.a-kaki__legal{font-size:13.5px;line-height:1.7;margin:0;color:rgba(226,238,250,.66)}
.a-kaki__legal b{color:rgba(255,255,255,.92);font-weight:600}
.a-kaki__bawah{
  border-top:1px solid rgba(255,255,255,.12);padding-top:22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:var(--kode);font-size:11.5px;letter-spacing:.06em;color:rgba(226,238,250,.5);
}

/* ============================================================
   RESPONSIF
   ============================================================ */
@media(max-width:980px){
  .p-kartu-grid,.p-kartu-grid--2{grid-template-columns:1fr;gap:16px}
  .p-dok{grid-template-columns:1fr}
  .p-buku-grid{grid-template-columns:1fr;gap:18px}
  .p-buku{flex-direction:row;align-items:flex-start;gap:22px;padding:22px}
  .p-buku__sampul{width:112px;margin:0;flex:none}
  .p-buku__badan{flex:1;display:flex;flex-direction:column}
  .p-detail{grid-template-columns:1fr;gap:32px}
  .p-detail__sampul{max-width:230px}
  .p-kontak-grid{grid-template-columns:1fr;gap:34px}
  .p-ringkas ul{grid-template-columns:1fr}
  .a-kaki__grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:620px){
  body{font-size:16px}
  .a-bagian{padding:58px 0}
  .p-kepala{padding:38px 0 46px}
  .a-kode::before{display:none}
  .p-buku{flex-direction:column}
  .p-buku__sampul{width:132px;margin:0 auto 18px}
  .p-data th{width:auto}
  .p-data th,.p-data td{display:block;padding:12px 18px}
  .p-data th{border-bottom:none;padding-bottom:0;background:none}
  .p-data td{padding-top:4px}
  .a-medan--baris{grid-template-columns:1fr}
  .a-kaki__grid{grid-template-columns:1fr;gap:30px}
  .a-kartu-form{padding:28px 22px 26px}
  .p-ringkas{padding:28px 24px}
}