:root{
    --ink: #1E0F10;          /* very dark burgundy-black */
    --ink-2: #2B1617;        /* dark charcoal red */
    --paper: #FDF9F9;        /* soft rose-white */
    --card: #FFFFFF;
    --brass: #D72E2F;        /* primary brand crimson red */
    --brass-dark: #FF8889;   /* brand coral/rose pink-red */
    --danger: #D72E2F;
    --safe: #2F6B4F;
    --info: #2E5C8A;
    --ink-soft: #635253;     /* warm charcoal-rose */
    --line: #EADCDD;         /* soft rose-grey line */
    --display: 'Big Shoulders Display', sans-serif;
    --body: 'Open Sans', sans-serif;
    --mono: 'Fira Code', monospace;
  }
  *{box-sizing:border-box;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--body);
    line-height:1.65;
  }
  .wrap{ max-width:760px; margin:0 auto; padding:0 24px 100px; }

  /* ---- Top banner ---- */
  .banner{
    background:var(--ink);
    color:#fff;
    padding:48px 24px 40px;
    margin-bottom:0;
  }
  .banner-inner{ max-width:760px; margin:0 auto; }
  .breadcrumb{
    font-family:var(--mono);
    font-size:11px;
    color:#9FB0C4;
    text-decoration:none;
    display:inline-block;
    margin-bottom:22px;
    letter-spacing:0.03em;
  }
  .case-tag{
    display:inline-block;
    font-family:var(--mono);
    font-size:11px;
    letter-spacing:0.12em;
    color:#fff;
    background:var(--brass);
    padding:4px 12px;
    border-radius:3px;
    font-weight:700;
    margin-bottom:16px;
  }
  h1.bab-title{
    font-family:var(--display);
    font-weight:800;
    font-size:52px;
    line-height:1.02;
    margin:0 0 10px;
    letter-spacing:-0.01em;
  }
  .bab-subtitle{
    font-size:16.5px;
    color:#B7C4D1;
    margin:0;
    max-width:520px;
  }
  .bab-progress{
    font-family:var(--mono);
    font-size:11.5px;
    color:#7A8CA3;
    margin-top:22px;
    padding-top:18px;
    border-top:1px solid rgba(255,255,255,0.14);
  }

  /* ---- Intro card ---- */
  .intro-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:10px;
    padding:26px 28px;
    margin:32px 0 40px;
    box-shadow:0 2px 10px rgba(27,36,48,0.04);
  }
  .intro-card h3{
    font-family:var(--display);
    font-size:20px;
    font-weight:700;
    margin:0 0 10px;
    color:var(--ink);
  }
  .intro-card p{ margin:0; color:var(--ink-soft); font-size:15px; }
  .intro-card p + p{ margin-top:10px; }

  /* ---- Term index chips ---- */
  .term-index{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin:0 0 30px;
    position:sticky;
    top:0;
    z-index:15;
    background:var(--paper);
    padding:16px 0 14px;
    border-bottom:1px solid var(--line);
  }
  .term-index a{
    font-family:var(--mono);
    font-size:11.5px;
    color:var(--ink);
    background:#EFE9DC;
    border:1px solid var(--line);
    padding:6px 11px;
    border-radius:5px;
    text-decoration:none;
  }
  .term-index a:hover{ background:var(--brass); color:#fff; }

  /* ---- Term card ---- */
  .term-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:12px;
    margin-bottom:36px;
    overflow:hidden;
    box-shadow:0 3px 14px rgba(27,36,48,0.06);
    position:relative;
    scroll-margin-top:20px;
  }
  .term-head{
    background:var(--ink);
    padding:20px 26px 18px;
    position:relative;
  }
  .case-number{
    font-family:var(--mono);
    font-size:11px;
    letter-spacing:0.1em;
    color:var(--brass-dark);
    font-weight:700;
  }
  .term-name{
    font-family:var(--display);
    font-weight:800;
    font-size:32px;
    color:#fff;
    margin:4px 0 0;
    line-height:1.05;
  }
  .term-alias{
    font-family:var(--mono);
    font-size:12px;
    color:#8CA0B5;
    margin-top:4px;
  }
  .stamp{
    position:absolute;
    top:18px;
    right:22px;
    font-family:var(--mono);
    font-size:10px;
    font-weight:700;
    letter-spacing:0.08em;
    padding:5px 10px;
    border:2px solid;
    border-radius:4px;
    transform:rotate(6deg);
    text-transform:uppercase;
  }
  .stamp.tinggi{ color:#E8A0A0; border-color:#E8A0A0; }
  .stamp.sedang{ color:#E8C97A; border-color:#E8C97A; }
  .stamp.dasar{ color:#8FCBB2; border-color:#8FCBB2; }

  .term-body{ padding:8px 26px 26px; }
  .term-section{ padding:16px 0; border-top:1px solid var(--line); }
  .term-section:first-child{ border-top:none; }
  .term-section-label{
    font-family:var(--mono);
    font-size:11.5px;
    font-weight:700;
    letter-spacing:0.06em;
    text-transform:uppercase;
    margin:0 0 8px;
    display:flex;
    align-items:center;
    gap:8px;
  }
  .term-section-label.artinya{ color:var(--info); }
  .term-section-label.analogi{ color:var(--brass-dark); }
  .term-section-label.wajib{ color:var(--danger); }
  .term-section-label.contoh{ color:var(--safe); }
  .term-section p{ margin:0; font-size:15px; color:var(--ink); }
  .term-section p.soft{ color:var(--ink-soft); }

  .code-box{
    background:var(--ink);
    color:#D8E4EE;
    font-family:var(--mono);
    font-size:12.5px;
    line-height:1.7;
    padding:14px 16px;
    border-radius:6px;
    margin-top:4px;
    white-space:pre-wrap;
    overflow-x:auto;
  }
  .code-box .c{ color:#7A8CA3; font-style:italic; }
  .code-box .bad{ color:#E8A0A0; }
  .code-box .good{ color:#8FCBB2; }
  .code-box .kw{ color:#7FB3E0; font-weight:500; }
  .code-box .str{ color:#D9C97A; }
  .code-box .tag{ color:#E0849F; }
  .code-box .attr{ color:#B79FE0; }
  .code-box .num{ color:#E0A66F; }
  .code-box .fn{ color:#7FD9C4; }

  .scenario-box{
    background:#FCF5F5;
    border-left:3px solid var(--brass);
    padding:12px 16px;
    border-radius:0 6px 6px 0;
    font-size:14.5px;
    margin-top:4px;
    color:var(--ink);
  }

  /* ---- Footer nav ---- */
  .bab-nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-top:50px;
    padding-top:24px;
    border-top:1px solid var(--line);
  }
  .bab-nav a{
    font-family:var(--mono);
    font-size:12.5px;
    color:var(--info);
    text-decoration:none;
    font-weight:700;
  }

  @media (max-width:600px){
    h1.bab-title{ font-size:38px; }
    .banner{ padding:36px 18px 32px; }
    .wrap{ padding:0 16px 80px; }
    .term-name{ font-size:26px; }
    .stamp{ font-size:9px; padding:4px 8px; top:14px; right:14px; }
  }

/* ---- Glossary list ---- */
  .cat-header{
    display:flex;
    align-items:center;
    gap:14px;
    margin:52px 0 6px;
  }
  .cat-header:first-of-type{ margin-top:8px; }
  .cat-num{
    font-family:var(--display);
    font-weight:800;
    font-size:34px;
    color:var(--brass);
    line-height:1;
  }
  .cat-title{
    font-family:var(--display);
    font-weight:700;
    font-size:24px;
    color:var(--ink);
    line-height:1.1;
  }
  .cat-count{
    font-family:var(--mono);
    font-size:11px;
    color:var(--ink-soft);
    margin-left:auto;
    white-space:nowrap;
  }
  .cat-desc{
    font-size:14.5px;
    color:var(--ink-soft);
    margin:0 0 22px;
    padding-left:48px;
  }
  .glossary-list{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:10px;
    overflow:hidden;
    box-shadow:0 2px 10px rgba(27,36,48,0.04);
  }
  .g-item{
    padding:14px 22px;
    border-bottom:1px solid var(--line);
    display:flex;
    flex-direction:column;
    gap:3px;
  }
  .g-item:last-child{ border-bottom:none; }
  .g-item:nth-child(even){ background:#FCFAF6; }
  .g-term{
    font-family:var(--body);
    font-weight:700;
    font-size:14.5px;
    color:var(--ink);
    display:flex;
    align-items:baseline;
    gap:8px;
  }
  .g-term .g-dot{
    width:6px; height:6px;
    border-radius:50%;
    background:var(--brass);
    flex:0 0 auto;
  }
  .g-def{
    font-size:13.5px;
    color:var(--ink-soft);
    line-height:1.55;
    padding-left:14px;
  }

/* ---- Myth card ---- */
  .myth-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:12px;
    margin-bottom:28px;
    overflow:hidden;
    box-shadow:0 3px 14px rgba(27,36,48,0.06);
  }
  .myth-head{
    background:var(--ink);
    padding:18px 26px 16px;
  }
  .myth-num{
    font-family:var(--mono);
    font-size:11px;
    letter-spacing:0.1em;
    color:var(--brass-dark);
    font-weight:700;
  }
  .myth-title{
    font-family:var(--display);
    font-weight:700;
    font-size:21px;
    color:#fff;
    margin:4px 0 0;
    line-height:1.15;
  }
  .myth-body{ padding:6px 26px 24px; }
  .myth-section{ padding:14px 0; border-top:1px solid var(--line); }
  .myth-section:first-child{ border-top:none; }
  .myth-section-label{
    font-family:var(--mono);
    font-size:11px;
    font-weight:700;
    letter-spacing:0.06em;
    text-transform:uppercase;
    margin:0 0 6px;
  }
  .myth-section-label.mitos{ color:var(--danger); }
  .myth-section-label.fakta{ color:var(--safe); }
  .myth-section-label.penting{ color:var(--brass-dark); }
  .myth-section p{ margin:0; font-size:14.5px; color:var(--ink); }
  .myth-link{
    display:inline-block;
    margin-top:8px;
    font-family:var(--mono);
    font-size:11.5px;
    color:var(--info);
    text-decoration:none;
    border-bottom:1px dashed var(--info);
  }


/* ============ GITBOOK-STYLE LAYOUT (KAMUS) ============ */
*{box-sizing:border-box;}
html,body{margin:0; padding:0; height:100%;}
body{overflow:hidden;}

.app-shell{ display:flex; height:100vh; width:100vw; }

.sidebar{
  width:290px;
  flex:0 0 290px;
  background:var(--ink);
  color:#E5E9EE;
  height:100vh;
  overflow-y:auto;
  border-right:1px solid rgba(255,255,255,0.08);
}
.sidebar-header{
  padding:24px 20px 18px;
  border-bottom:1px solid rgba(255,255,255,0.1);
  position:sticky;
  top:0;
  background:var(--ink);
  z-index:5;
}
.sidebar-header .title{
  font-family:var(--display);
  font-weight:800;
  font-size:19px;
  color:#fff;
  line-height:1.2;
}
.sidebar-header .subtitle{
  font-family:var(--mono);
  font-size:10px;
  color:var(--brass-dark);
  margin-top:5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
}
.nav-tree{ padding:14px 10px 50px; }

.nav-item{
  display:block;
  padding:9px 12px;
  border-radius:6px;
  color:#C7D0DA;
  text-decoration:none;
  font-family:var(--body);
  font-size:13.5px;
  line-height:1.4;
  cursor:pointer;
  transition:background 0.12s ease, color 0.12s ease;
}
.nav-item:hover{ background:rgba(255,255,255,0.06); color:#fff; }
.nav-item.active{ background:var(--brass); color:#fff; font-weight:700; }
.nav-item.nav-top{
  font-family:var(--display);
  font-weight:700;
  font-size:15px;
  color:#fff;
  margin:6px 0;
}
.nav-item.nav-top.active{ color:#fff; }
.nav-item.nav-bab{ font-size:12.5px; padding:7px 12px 7px 30px; color:#9FACBA; }
.nav-item.nav-bab.active{ color:#fff; }

.nav-group{ margin:2px 0; }
.nav-group-header{ display:flex; align-items:center; gap:6px; border-radius:6px; }
.nav-group-header:hover{ background:rgba(255,255,255,0.04); }
.nav-group-header .nav-item{ flex:1; margin:0; }
.nav-caret{
  width:26px; flex:0 0 26px; text-align:center;
  color:#7A8794; font-size:11px; cursor:pointer;
  user-select:none; transition:transform 0.15s ease;
}
.nav-group.open .nav-caret{ transform:rotate(90deg); }
.nav-children{ max-height:0; overflow:hidden; transition:max-height 0.25s ease; }
.nav-group.open .nav-children{ max-height:500px; }

.nav-divider{ height:1px; background:rgba(255,255,255,0.08); margin:14px 10px; }

.content-area{ flex:1; height:100vh; overflow-y:auto; background:var(--paper); position:relative; }
.content-section{ display:block; }
.content-section .wrap{ padding-bottom:100px; }

.mobile-toggle{
  display:none; position:fixed; top:14px; left:14px; z-index:50;
  background:var(--ink); color:#fff; border:none; width:40px; height:40px;
  border-radius:8px; font-size:18px; cursor:pointer;
  align-items:center; justify-content:center;
}
@media (max-width:860px){
  .sidebar{
    position:fixed; left:0; top:0; z-index:40;
    transform:translateX(-100%); transition:transform 0.2s ease;
    box-shadow:4px 0 24px rgba(0,0,0,0.3);
  }
  .sidebar.mobile-open{ transform:translateX(0); }
  .mobile-toggle{ display:flex; }
  .banner{ padding-left:64px; }
}

/* Action buttons & mode toggle */
.sidebar-actions {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.btn-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
}
.btn-pdf {
  background: var(--brass);
  color: var(--ink);
}
.btn-pdf:hover {
  background: #d49d37;
  box-shadow: 0 2px 8px rgba(184, 134, 46, 0.4);
}
.btn-mode {
  background: rgba(255, 255, 255, 0.08);
  color: #C7D0DA;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.btn-mode:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* ============ PRINT / PDF EXPORT STYLES ============ */
@media print {
  @page {
    size: A4 portrait;
    margin: 12mm;
  }
  
  html, body {
    height: auto !important;
    overflow: visible !important;
    background: var(--paper) !important;
    color: var(--ink) !important;
    font-size: 10.5pt !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .app-shell {
    display: block !important;
    height: auto !important;
    width: 100% !important;
  }

  .sidebar, 
  .mobile-toggle, 
  .sidebar-actions, 
  .bab-nav, 
  .term-index, 
  .breadcrumb {
    display: none !important;
  }

  .content-area {
    height: auto !important;
    overflow: visible !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .content-section {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    page-break-before: always;
    break-before: page;
    clear: both;
  }

  .content-section:first-of-type {
    page-break-before: avoid;
    break-before: avoid;
  }

  .banner {
    background: var(--ink) !important;
    color: #ffffff !important;
    padding: 20px 18px !important;
    border-radius: 8px !important;
    margin-bottom: 20px !important;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .bab-title {
    color: #ffffff !important;
    font-size: 32px !important;
  }

  .wrap {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 0 20px !important;
  }

  .term-card, .myth-card, .glossary-list, .intro-card {
    page-break-inside: avoid;
    break-inside: avoid;
    margin-bottom: 16px !important;
    box-shadow: none !important;
    border: 1px solid #E3DDD1 !important;
  }

  .term-head, .myth-head {
    background: var(--ink) !important;
    color: #ffffff !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .code-box {
    background: var(--ink) !important;
    color: #D8E4EE !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    white-space: pre-wrap !important;
  }
}