/* =========================================================
   Handbook Business Development - Tempat Belajar
   Stylesheet utama
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --color-primary: #1e4b4b;
  --color-primary-light: #2d6b6b;
  --color-dark: #091616;
  --color-bg: #ffffff;
  --color-bg-soft: #fafbfb;
  --color-border: #dde5e4;
  --color-muted: #5c6b6a;
  --color-card-bg: #eef3f2;
  --color-sidebar-text: #ffffff;
  --color-sidebar-text-muted: #b9d0cd;
  --max-width: 720px;
  --font-main: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-main);
  color: var(--color-dark);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
}

h1, h2, h3, h4 {
  font-family: var(--font-main);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 2.2em;
  margin-bottom: 0.6em;
}

h1 { font-size: 1.9rem; margin-top: 0; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; color: var(--color-dark); }

p {
  margin: 0 0 1.1em 0;
}

ul, ol {
  margin: 0 0 1.1em 0;
  padding-left: 1.4em;
}

li {
  margin-bottom: 0.4em;
}

strong {
  color: var(--color-dark);
  font-weight: 700;
}

/* =========================================================
   Layout Utama
   ========================================================= */

.app-layout {
  display: flex;
  min-height: 100vh;
}

.content-area {
  flex: 1;
  margin-left: 280px;
  padding: 48px 32px 96px 32px;
  min-width: 0;
}

.content-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* =========================================================
   Sidebar
   ========================================================= */

.sidebar {
  width: 280px;
  background: var(--color-primary);
  color: var(--color-sidebar-text);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 28px 0 40px 0;
  z-index: 100;
}

.sidebar-brand {
  display: block;
  padding: 0 24px 24px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 16px;
  text-decoration: none;
}

.sidebar-brand .title {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-sidebar-text);
  line-height: 1.35;
  margin-bottom: 8px;
}

.sidebar-brand .eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-sidebar-text-muted);
}

.sidebar-category {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-category-toggle {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--color-sidebar-text);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 14px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.sidebar-category-toggle:hover {
  background: rgba(255,255,255,0.06);
}

.sidebar-category-toggle .chevron {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.sidebar-category.open .chevron {
  transform: rotate(90deg);
}

.sidebar-subitems {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.sidebar-category.open .sidebar-subitems {
  max-height: 600px;
}

.sidebar-subitems a {
  display: block;
  padding: 9px 24px 9px 40px;
  color: var(--color-sidebar-text-muted);
  text-decoration: none;
  font-size: 0.82rem;
  line-height: 1.4;
}

.sidebar-subitems a:hover {
  color: var(--color-sidebar-text);
  background: rgba(255,255,255,0.06);
}

.sidebar-subitems a.active {
  color: var(--color-sidebar-text);
  background: var(--color-dark);
  font-weight: 600;
}

/* Hamburger mobile */
.hamburger {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 10px;
  border: none;
  z-index: 200;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.hamburger svg {
  width: 20px;
  height: 20px;
}

.sidebar-backdrop {
  display: none;
}

/* =========================================================
   Kotak Catatan Visual (placeholder sebelum SVG final)
   ========================================================= */

.visual-note {
  background: var(--color-card-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: 6px;
  padding: 16px 18px;
  margin: 1.4em 0;
  font-size: 0.88rem;
  color: var(--color-muted);
  font-style: italic;
}

.visual-note strong {
  color: var(--color-primary);
  font-style: normal;
  display: block;
  margin-bottom: 4px;
  font-size: 0.78rem;
  text-transform: none;
}

/* =========================================================
   Diagram SVG container
   ========================================================= */

.diagram-container {
  margin: 1.8em 0;
  padding: 20px 12px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: visible;
}

.diagram-container svg {
  display: block;
  width: 100%;
  height: auto;
}

/* =========================================================
   Kotak Tips Business Development
   ========================================================= */

.tips-box {
  background: var(--color-card-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: 8px;
  padding: 20px 22px;
  margin: 2em 0 1em 0;
}

.tips-box .tips-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.tips-box p {
  margin-bottom: 0;
  color: var(--color-dark);
}

/* =========================================================
   Blockquote (contoh pesan/kalimat)
   ========================================================= */

blockquote {
  margin: 1.4em 0;
  padding: 16px 20px;
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-muted);
  border-radius: 6px;
  color: var(--color-dark);
  font-size: 0.94rem;
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* =========================================================
   Kartu Glosarium (bertumpuk)
   ========================================================= */

.glossary-card {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 14px;
}

.glossary-term {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  margin-bottom: 8px;
}

.glossary-body p {
  margin-bottom: 10px;
}

.glossary-divider {
  border: none;
  border-top: 1px dashed var(--color-border);
  margin: 12px 0;
}

.glossary-implementation-label {
  font-weight: 600;
  font-size: 0.78rem;
  color: var(--color-muted);
  display: block;
  margin-bottom: 4px;
}

/* =========================================================
   Tabel
   ========================================================= */

.table-wrap {
  margin: 1.6em 0;
  overflow: visible;
}

table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 0.92rem;
}

th {
  text-align: left;
  font-weight: 700;
  color: var(--color-dark);
  padding: 10px 14px;
  border-bottom: 2px solid var(--color-primary);
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* =========================================================
   Learning Objectives Box
   ========================================================= */

.objectives-box {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 20px 22px;
  margin: 1.6em 0 2em 0;
}

.objectives-box .objectives-label {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.9rem;
  margin-bottom: 10px;
  display: block;
}

.objectives-box ul {
  margin-bottom: 0;
}

/* =========================================================
   Divider antar section
   ========================================================= */

hr.section-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2.6em 0;
}

/* =========================================================
   Halaman Sampul
   ========================================================= */

.cover-hero {
  padding: 8px 0 32px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.cover-hero .eyebrow {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.cover-hero h1 {
  font-size: 2.1rem;
  margin-bottom: 14px;
}

.cover-hero .subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  margin-bottom: 0;
  max-width: 620px;
}

.category-preview-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 1.6em 0;
}

.category-preview-card {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 18px 20px;
}

.category-preview-card .cat-name {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  margin-bottom: 6px;
  display: block;
}

.category-preview-card .cat-chapters-list {
  list-style: none;
  padding: 0;
  margin: 0 0 12px 0;
}

.category-preview-card .cat-chapters-list li {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-bottom: 3px;
  padding-left: 14px;
  position: relative;
}

.category-preview-card .cat-chapters-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary-light);
}

.category-preview-card p {
  margin-bottom: 0;
  font-size: 0.92rem;
}

/* =========================================================
   Responsif Mobile
   ========================================================= */

@media (max-width: 860px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    width: 260px;
    padding-top: 84px;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .content-area {
    margin-left: 0;
    padding: 88px 18px 64px 18px;
  }

  .hamburger {
    display: flex;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.2rem; }

  table, thead, tbody, th, td, tr {
    font-size: 0.82rem;
  }

  th, td {
    padding: 8px 8px;
  }
}

/* ===================== PASSWORD GATE ===================== */
html.hb-locked, html.hb-locked body{ overflow:hidden; height:100%; }
html.hb-locked .app-layout, html.hb-locked .hamburger{
  filter: blur(10px) saturate(0.9);
  pointer-events: none;
  user-select: none;
  transition: filter .2s ease;
}
#hb-auth-overlay{
  position:fixed; inset:0; z-index:9999;
  display:none;
  align-items:center; justify-content:center;
  background: rgba(9,22,22,0.6);
  backdrop-filter: blur(3px);
  padding: 20px;
}
html.hb-locked #hb-auth-overlay{ display:flex; }
#hb-auth-card{
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 34px 30px 28px;
  width: min(360px, 100%);
  box-shadow: 0 20px 60px rgba(9,22,22,0.35);
  text-align: center;
  font-family: var(--font-main);
  animation: hb-pop .18s ease;
}
@keyframes hb-pop{ from{ opacity:0; transform:translateY(6px) scale(.98); } to{ opacity:1; transform:translateY(0) scale(1); } }
#hb-auth-mark{
  width:44px; height:44px; border-radius:10px; margin:0 auto 16px;
  background:linear-gradient(135deg, var(--color-dark), var(--color-primary));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-family: var(--font-main); font-weight:800; font-size:18px;
  box-shadow: 0 4px 12px rgba(9,22,22,0.25);
}
#hb-auth-card h2{
  font-family: var(--font-main); font-weight:700; font-size:18px;
  color: var(--color-dark); margin: 0 0 6px;
}
#hb-auth-card p{
  font-size: 13.5px; color: var(--color-muted); margin: 0 0 20px; line-height:1.5;
}
#hb-auth-form{ display:flex; flex-direction:column; gap:10px; }
#hb-auth-input{
  width:100%; padding:11px 14px; border-radius:8px;
  border:1.5px solid var(--color-border); background:var(--color-bg-soft);
  font-family: var(--font-main); font-size:14.5px; color:var(--color-dark);
  outline:none; text-align:center; letter-spacing:.03em;
  transition: border-color .15s ease;
}
#hb-auth-input:focus{ border-color: var(--color-primary); }
#hb-auth-submit{
  width:100%; padding:11px 14px; border-radius:8px; border:none; cursor:pointer;
  background: var(--color-primary); color:#fff;
  font-family: var(--font-main); font-weight:700; font-size:14px;
  transition: background .15s ease, transform .1s ease;
}
#hb-auth-submit:hover{ background: var(--color-dark); }
#hb-auth-submit:active{ transform: scale(.98); }
#hb-auth-error{
  font-size:12.5px; color:#B91C1C; min-height:16px; margin-top:2px;
  font-family: var(--font-main); font-weight:600;
}