:root{
  --brand-dark-blue:#0D2A4C;
  --brand-orange:#F37021;
  --brand-yellow:#FDB913;
  --text-primary:#FFFFFF;
  --text-secondary:#a0b3ce;
  --bg-hover:rgba(255,255,255,0.1);

  --bg-page:#F2F2F7;
  --bg-card:#FFFFFF;
  --text-title:#3c3c3e;
  --text-category:#8A8A8E;
  --text-light:#3c3c3e;
  --icon-blue:#0A84FF;
  --icon-green:#30D158;
  --icon-orange:#FF9F0A;
}
body.dark-mode{
  --bg-page:#1C1C1E;
  --bg-card:#2C2C2E;
  --text-title:#EFEFF0;
  --text-category:#8A8A8E;
  --text-light:#FEFEFE;
}

/* Disable scroll when menu open */
body.no-scroll{
  overflow:hidden;
  position:fixed;
  width:100%;
  height:100%;
}

/* Efek blur dan nonaktifkan klik pada konten utama saat menu mobile terbuka */
body.no-scroll .container {
  filter: blur(4px);
  pointer-events: none;
  transition: filter 0.3s ease;
}

/* NAVBAR */
.main-nav{
  position:fixed;top:0;left:0;right:0;width:100%;
  background:var(--brand-dark-blue);
  padding:8px 24px;
  box-shadow:0 4px 12px rgba(0,0,0,.2);
  z-index:1000;
}
.nav-content{
  display:flex;
  align-items:center;
  justify-content:space-around;
  width:100%;
}
.logo-link{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  z-index:2;
}
.logo-bki {
  max-height:60px;
  width:auto;
  object-fit:contain;
}

.logo-bumn {
  max-height:40px;
  width:auto;
  object-fit:contain;
  max-width:180px;
}

.menu-desktop{display:flex;gap:20px;}
.nav-item,.dropdown-btn{
  color:var(--text-primary);font-weight:600;font-size:1rem;
  padding:12px 20px;border-radius:8px;background:none;border:none;
  cursor:pointer;transition:background-color .3s;
}
.nav-item:hover,.dropdown-btn:hover{background:var(--bg-hover);}
.nav-item.active{background:var(--bg-hover);color:var(--brand-yellow);}
.dropdown{position:relative;}
.dropdown-content{
  display:none;position:absolute;top:calc(100% + 4px);left:0;
  background:var(--brand-dark-blue);box-shadow:0 8px 16px rgba(0,0,0,.2);
  border-radius:8px;overflow:hidden;
}
.dropdown-content a{
  display:block;padding:12px 16px;color:var(--text-primary);
  text-decoration:none;font-size:.95rem;transition:background-color .3s;
}
.dropdown-content a:hover{background:var(--bg-hover);}
.dropdown:hover .dropdown-content{display:block;}
.arrow{margin-left:4px;font-size:.8rem}

/* HAMBURGER */
.hamburger-menu{
  display:none;
  flex-direction:column;
  gap:4px;
  background:none;
  border:none;
  cursor:pointer;
  z-index:1001;
  padding:8px;
  position:relative;
}
.hamburger-menu span{
  width:24px;height:3px;background:var(--text-primary);border-radius:2px;
  transition:transform .3s,opacity .3s;
}
.hamburger-menu.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger-menu.active span:nth-child(2){opacity:0;}
.hamburger-menu.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* MOBILE NAV PANEL */
.mobile-nav-menu{
  position:fixed;top:0;right:0;height:100vh;width:240px;
  background:var(--brand-dark-blue);transform:translateX(100%);
  transition:transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  padding-top:80px;display:flex;flex-direction:column;
  z-index:1200;
  box-shadow:-5px 0 20px rgba(0,0,0,0.3);
}
.mobile-nav-menu.active{transform:translateX(0);}

.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-item{color:var(--text-primary);padding:16px 24px;
  text-decoration:none;font-size:1rem;font-weight:600;}
.mobile-dropdown{display:flex;flex-direction:column;}
.mobile-dropdown-btn{
  background:none;border:none;color:var(--text-primary);font-size:1rem;
  padding:16px 24px;text-align:left;cursor:pointer;display:flex;
  justify-content:space-between;align-items:center;
}
.mobile-dropdown-content{display:none;flex-direction:column;}
.mobile-dropdown-content a{
  padding:12px 32px;color:var(--text-primary);text-decoration:none;font-size:.9rem;
}
.mobile-dropdown-content a:hover{background:var(--bg-hover);}

/* PAGE LAYOUT */
body{
  margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg-page);color:var(--text-light);
  padding-top:74px;padding-left:20px;padding-right:20px;padding-bottom:20px;
}
.container{max-width:450px;margin:0 auto;}
header{display:flex;justify-content:center;align-items:center;margin-bottom:32px;position:relative;}
header h1{color:var(--text-title);font-size:2rem;font-weight:700;text-align:center;}
.toggle-switch{position:absolute;right:0;top:50%;transform:translateY(-50%);width:50px;height:28px;}
.toggle-switch input{display:none;}
.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:#555;
  transition:.4s;border-radius:34px;}
.slider:before{content:"";position:absolute;height:20px;width:20px;left:4px;bottom:4px;
  background:#fff;transition:.4s;border-radius:50%;}
input:checked + .slider{background:#0A84FF;}
input:checked + .slider:before{transform:translateX(22px);}

/* GRID LAYOUT - IMPORTANT: Make sure these are visible */
.category-card{
  background:var(--bg-card);
  border-radius:16px;
  padding:24px;
  margin-bottom:20px;
  width:100%;
  display:block !important;
  visibility: visible !important;
}
.category-title{
  font-size:1rem;
  font-weight:600;
  color:var(--text-category);
  margin:0 0 16px 4px;
}
.grid{
  display:grid !important;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  visibility: visible !important;
}
.icon-item{
  display:flex !important;
  flex-direction:column;
  align-items:center;
  text-align:center;
  text-decoration:none;
  gap:12px;
  cursor:pointer;
  visibility: visible !important;
}
.icon-bg{
  width:60px;
  height:60px;
  border-radius:16px;
  display:flex;
  justify-content:center;
  align-items:center;
  font-size:1.5rem;
  font-weight:bold;
  color:#fff;
  transition:transform .3s cubic-bezier(.175,.885,.32,1.275);
}
.icon-item:hover .icon-bg{transform:scale(1.1);}
.icon-name{
  font-size:.8rem;
  font-weight:500;
  color:#b0b0b0;
}
body.light-mode .icon-name{color:#8A8A8E;}
.bg-blue{background:var(--icon-blue);}
.bg-green{background:var(--icon-green);}
.bg-orange{background:var(--icon-orange);}

/* Rules list styles */
.rules-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rule-link {
  display: block;
  width: 100%;
  padding: 16px;
  text-align: left;
  background-color: var(--bg-card);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  color: var(--text-light);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

body.dark-mode .rule-link {
  border-color: #444;
}

.rule-link:hover {
  background-color: var(--bg-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.rule-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 4px;
}

.rule-edition {
  font-size: 0.85rem;
  color: var(--text-category);
}

.back-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--brand-orange);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 24px;
  transition: background-color 0.3s ease;
}

.back-button:hover {
  background: #e55a0a;
}

/* FLOATING BARCODE */
#floating-barcode {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--bg-card);
  padding: 16px;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 999;
  border: 2px solid var(--text-category);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#floating-barcode:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}

#floating-barcode p {
  margin: 0 0 8px 0;
  font-size: 0.9rem;
  color: var(--text-title);
  font-weight: 600;
  text-align: center;
}

#barcode-image {
  width: 120px;
  height: 120px;
  border-radius: 8px;
  filter: none !important;
}

body.dark-mode #barcode-image {
  filter: none !important;
}

/* PDF MODAL - FIXED */
.pdf-modal {
  display: none;
  position: fixed;
  top: 0; 
  left: 0; 
  right: 0; 
  bottom: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.97);
  z-index: 9999;
}
.pdf-modal.active {
  display: flex;
  flex-direction: column;
}
.pdf-header {
  background: var(--brand-dark-blue);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 60px;
  flex-shrink: 0;
}
.pdf-title {
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 20px;
}
.pdf-close-btn {
  background: var(--brand-orange);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}
.pdf-close-btn:hover {
  background: #e55a0a;
}

/* PDF VIEWER CONTAINER - FIXED */
.pdf-viewer-container {
  flex: 1;
  width: 100%;
  height: calc(100vh - 60px);
  background: #525659;
  position: relative;
  overflow: auto;
}

/* PDF CANVAS CONTAINER - FIXED */
#pdfjs-container {
  width: 100%;
  min-height: 100%;
  padding: 20px;
  box-sizing: border-box;
  position: relative;
}

#pdfjs-container canvas {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 20px auto;
  background: white;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  border-radius: 4px;
}

/* LOADING SPINNER - FIXED CENTER */
.pdf-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: rgba(0, 0, 0, 0.8);
  padding: 30px;
  border-radius: 12px;
}
.pdf-loading.hidden {
  display: none;
}
.spinner {
  border: 4px solid rgba(255,255,255,0.3);
  border-top: 4px solid var(--brand-orange);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.pdf-loading-text {
  color: white;
  font-size: 1rem;
  font-weight: 500;
}

.hide-navbar {
  display: none !important;
}

.icon-img {
  width: 60px;
  height: 60px;
  object-fit: contain; /* Atau 'cover' jika ingin gambar penuh */
  border-radius: 16px;
  background: #eee;
  box-shadow: 0 4px 8px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

#pdfjs-container canvas {
  max-width: 95vw;
  height: auto;
  display: block;
  margin: 0 auto 12px auto;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}


/* Desktop/TV optimizations */
@media screen and (min-width: 1200px) {
  .container { 
    max-width: 1200px; 
  }
  
  .grid { 
    grid-template-columns: repeat(6, 1fr) !important;
    gap: 32px;
  }
  
  .category-card {
    padding: 32px;
  }
  
  .icon-bg {
    width: 80px;
    height: 80px;
    font-size: 2rem;
  }
  
  .icon-name {
    font-size: 0.9rem;
  }
    .icon-img {
    width: 80px;
    height: 80px;
  }
}

@media screen and (min-width: 900px) and (max-width: 1199px) {
  .container { 
    max-width: 900px; 
  }
  
  .grid { 
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 28px;
  }
}

@media screen and (max-width: 900px){
  .menu-container{
    display:none !important;
    visibility:hidden !important;
  }
  .logo-bumn-container{
    display:none !important;
    visibility:hidden !important;
  }
  .hamburger-menu{
    display:flex !important;
    visibility:visible !important;
  }
  .nav-content{
    justify-content:space-between;
    position:relative;
  }
}

@media screen and (max-width:600px){
  .grid{
    grid-template-columns:repeat(2,1fr) !important;
  }
  .main-nav{
    padding:16px 20px;
  }
  
  #floating-barcode {
    bottom: 16px;
    right: 16px;
    padding: 12px;
  }
  
  #floating-barcode p {
    font-size: 0.8rem;
  }
  
  #barcode-image {
    width: 60px;
    height: 60px;
  }

}

/* ===================== */
/* RESPONSIVE LAYAR BESAR (22 inch ke atas) */
/* Tambahan kode oleh ChatGPT - 2025-08-07 */
/* ===================== */
@media screen and (min-width: 1600px) {
  .container {
    max-width: 1500px;
    padding-left: 60px;
    padding-right: 60px;
  }
  .category-card {
    padding: 48px;
  }
  .grid {
    grid-template-columns: repeat(6, 1fr) !important;
    gap: 48px;
  }
  .icon-img, .icon-bg {
    width: 120px;
    height: 120px;
  }
  .icon-name {
    font-size: 1.15rem;
  }
  header h1 {
    font-size: 2.8rem;
  }
  .rule-link {
    font-size: 1.2rem;
    padding: 24px;
  }
  .back-button, .pdf-close-btn {
    font-size: 1.15rem;
    padding: 16px 32px;
  }
  #floating-barcode {
    padding: 28px;
    right: 50px;
    bottom: 40px;
  }
  #barcode-image {
    width: 170px;
    height: 170px;
  }
  .rules-list {
    gap: 18px;
  }
}

/* ===================== */
/* Tambahan opsional agar di layar >1920px makin lega */
/* ===================== */
@media screen and (min-width: 1920px) {
  .container { max-width: 1800px; }
  .grid { grid-template-columns: repeat(8, 1fr) !important; gap: 56px; }
  .icon-img, .icon-bg { width: 140px; height: 140px; }
  .icon-name { font-size: 1.22rem; }
  .category-card { padding: 60px; }
  .rule-link { font-size: 1.3rem; }
}

/* ===================== */
/* Update minor untuk desktop biasa (1200px ke atas, lebih besar dikit) */
/* ===================== */
@media screen and (min-width: 1200px) {
  .icon-img, .icon-bg {
    width: 100px;
    height: 100px;
  }
  .icon-name {
    font-size: 1.05rem;
  }
}