@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   DESIGN TOKENS & ROOT VARIABLES - SMAN 2 BATANG BRANDING
   ========================================================================== */
:root {
  --font-heading: 'Poppins', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Colors from SMAN 2 Batang Brand Guidelines */
  --bg-primary: #F4F6F8;     /* Light Gray background */
  --bg-card: #ffffff;
  --text-dark: #333333;     /* Dark Gray text */
  --text-medium: #475569;
  --text-light: #64748b;
  --border-color: #e2e8f0;

  /* Brand Palette */
  --primary-color: #0D2B45;   /* Navy */
  --primary-light: #e8ecef;   /* Light Navy tint */
  --primary-dark: #07192a;
  --primary-rgb: 13, 43, 69;

  --secondary-color: #00B7E5; /* Cyan */
  --secondary-light: #e0f7fc; /* Light Cyan tint */
  --secondary-dark: #0096bc;

  --success-color: #11823B;   /* Green */
  --success-light: #eefaf0;   /* Light Green tint */
  --success-dark: #0a5c28;
  --success-rgb: 17, 130, 59;

  --purple-color: #8b5cf6;
  --purple-light: #f5f3ff;
  --purple-dark: #6d28d9;
  --purple-rgb: 139, 92, 246;

  --orange-color: #f97316;
  --orange-light: #fff7ed;
  --orange-dark: #c2410c;
  --orange-rgb: 249, 115, 22;

  /* Theme mappings for JS rendering */
  --theme-blue-primary: var(--primary-color);
  --theme-blue-light: var(--primary-light);
  --theme-blue-dark: var(--primary-dark);
  --theme-blue-rgb: var(--primary-rgb);

  --theme-green-primary: var(--success-color);
  --theme-green-light: var(--success-light);
  --theme-green-dark: var(--success-dark);
  --theme-green-rgb: var(--success-rgb);

  --theme-purple-primary: var(--purple-color);
  --theme-purple-light: var(--purple-light);
  --theme-purple-dark: var(--purple-dark);
  --theme-purple-rgb: var(--purple-rgb);

  --theme-orange-primary: var(--orange-color);
  --theme-orange-light: var(--orange-light);
  --theme-orange-dark: var(--orange-dark);
  --theme-orange-rgb: var(--orange-rgb);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-premium: 0 20px 25px -5px rgba(13, 43, 69, 0.04), 0 8px 10px -6px rgba(13, 43, 69, 0.04);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Layout */
  --max-width: 1280px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & GLOBAL STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-dark);
  line-height: 1.5;
  padding-bottom: 4rem;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

button, input, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

/* ==========================================================================
   NAVIGATION BAR (Navy blue background matching Section 5 and 8)
   ========================================================================== */
.navbar {
  background-color: var(--primary-color);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
  transition: var(--transition);
}

.navbar-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.brand-text h1 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff; /* White text for navy background */
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.brand-text span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--secondary-color); /* Cyan subtitle */
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8); /* Translucent white links */
  padding: 0.5rem 0;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link.active {
  color: #ffffff;
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--success-color); /* Accent: Green underline */
  border-radius: 2px;
}

.mobile-search,
.mobile-login {
  display: none; /* hidden on desktop */
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-container {
  position: relative;
  width: 240px;
}

.search-input {
  width: 100%;
  background-color: rgba(255, 255, 255, 0.15); /* Translucent input */
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  border-radius: 50px;
  font-size: 0.875rem;
  color: #ffffff;
  border: 1.5px solid transparent;
  transition: var(--transition);
}

.search-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.search-input:focus {
  background-color: rgba(255, 255, 255, 0.25);
  border-color: var(--secondary-color); /* Cyan border on focus */
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.login-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--secondary-color); /* Cyan filled button */
  color: #ffffff;
  padding: 0.625rem 1.25rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: var(--transition);
}

.login-btn:hover {
  background-color: var(--secondary-dark);
  transform: translateY(-1px);
}

.login-btn svg {
  width: 16px;
  height: 16px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  cursor: pointer;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: #ffffff; /* White menu lines */
  border-radius: 2px;
  transition: var(--transition);
}

/* ==========================================================================
   MAIN LAYOUT & CONTAINERS
   ========================================================================== */
.container {
  max-width: var(--max-width);
  margin: 2rem auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ==========================================================================
   HERO / BANNER BLOCK
   ========================================================================== */
.hero-banner {
  background: linear-gradient(135deg, #ffffff 0%, #edf4f8 100%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-premium);
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  align-items: center;
  overflow: hidden;
  padding: 2.5rem;
  gap: 2rem;
  position: relative;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 10% 20%, rgba(13, 43, 69, 0.02) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-title h2 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color); /* Navy Title */
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero-subtitle {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero-subtitle .school {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
}

.hero-subtitle .year {
  font-size: 1rem;
  font-weight: 600;
  color: var(--secondary-color); /* Cyan highlight subtitle */
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--text-medium);
  max-width: 90%;
  line-height: 1.6;
}

.hero-illustration-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-illustration {
  max-width: 100%;
  max-height: 240px;
  object-fit: contain;
  filter: drop-shadow(0 15px 25px rgba(13, 43, 69, 0.08));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stat-card {
  background-color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 183, 229, 0.2);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon.blue {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.stat-icon.green {
  background-color: var(--success-light);
  color: var(--success-color);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.2;
  margin: 0.1rem 0;
}

.stat-value.blue {
  color: var(--primary-color);
}

.stat-value.green {
  color: var(--success-color);
}

.stat-details {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-medium);
  margin-top: 0.25rem;
}

.stat-detail-item {
  position: relative;
}

.stat-detail-item:not(:last-child)::after {
  content: '•';
  margin-left: 0.75rem;
  color: var(--border-color);
}

/* ==========================================================================
   FILTER PANELS
   ========================================================================== */
.filters-wrapper {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
}

.filters-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.filter-item:hover {
  border-color: var(--secondary-color);
  background-color: var(--secondary-light);
}

.filter-icon {
  width: 20px;
  height: 20px;
  color: var(--secondary-color); /* Cyan filter icon */
}

.filter-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.filter-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-light);
}

.filter-value {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

.filter-select {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.filter-chevron {
  width: 16px;
  height: 16px;
  color: var(--text-light);
  transition: var(--transition);
}

.filter-item:hover .filter-chevron {
  color: var(--secondary-color);
}

/* ==========================================================================
   DASHBOARD CONTENT GRID
   ========================================================================== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.5rem;
  align-items: start;
}

/* ==========================================================================
   LEFT PANEL - SUBJECT LISTS
   ========================================================================== */
.main-panel {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
}

.accordions-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.accordion-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.accordion-item.active {
  box-shadow: var(--shadow-md);
}

.accordion-header {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
}

.accordion-header-left {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.accordion-icon-box {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.accordion-icon-box svg {
  width: 18px;
  height: 18px;
}

.accordion-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
}

.accordion-header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.accordion-jp-badge {
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
}

.accordion-chevron {
  width: 20px;
  height: 20px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Accordion Accordion Themes */
/* BLUE / NAVY (Group A) */
.accordion-item.theme-blue { border-color: rgba(13, 43, 69, 0.15); }
.accordion-item.theme-blue .accordion-header { background-color: rgba(13, 43, 69, 0.03); color: var(--primary-color); }
.accordion-item.theme-blue .accordion-icon-box { background-color: var(--secondary-light); color: var(--primary-color); }
.accordion-item.theme-blue .accordion-jp-badge { background-color: var(--secondary-light); color: var(--primary-color); }
.accordion-item.theme-blue.active { border-color: var(--secondary-color); }
.accordion-item.theme-blue.active .accordion-header { background-color: rgba(13, 43, 69, 0.06); }

/* GREEN (Group B) */
.accordion-item.theme-green { border-color: rgba(17, 130, 59, 0.15); }
.accordion-item.theme-green .accordion-header { background-color: rgba(17, 130, 59, 0.03); color: var(--success-color); }
.accordion-item.theme-green .accordion-icon-box { background-color: var(--success-light); color: var(--success-color); }
.accordion-item.theme-green .accordion-jp-badge { background-color: var(--success-light); color: var(--success-color); }
.accordion-item.theme-green.active { border-color: var(--success-color); }
.accordion-item.theme-green.active .accordion-header { background-color: rgba(17, 130, 59, 0.06); }

/* PURPLE (Group C) */
.accordion-item.theme-purple { border-color: rgba(139, 92, 246, 0.15); }
.accordion-item.theme-purple .accordion-header { background-color: rgba(139, 92, 246, 0.03); color: var(--purple-color); }
.accordion-item.theme-purple .accordion-icon-box { background-color: var(--purple-light); color: var(--purple-color); }
.accordion-item.theme-purple .accordion-jp-badge { background-color: var(--purple-light); color: var(--purple-color); }
.accordion-item.theme-purple.active { border-color: var(--purple-color); }
.accordion-item.theme-purple.active .accordion-header { background-color: rgba(139, 92, 246, 0.06); }

/* ORANGE (Group D) */
.accordion-item.theme-orange { border-color: rgba(249, 115, 22, 0.15); }
.accordion-item.theme-orange .accordion-header { background-color: rgba(249, 115, 22, 0.03); color: var(--orange-color); }
.accordion-item.theme-orange .accordion-icon-box { background-color: var(--orange-light); color: var(--orange-color); }
.accordion-item.theme-orange .accordion-jp-badge { background-color: var(--orange-light); color: var(--orange-color); }
.accordion-item.theme-orange.active { border-color: var(--orange-color); }
.accordion-item.theme-orange.active .accordion-header { background-color: rgba(249, 115, 22, 0.06); }

/* Accordion Content & Dynamic Table */
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background-color: #ffffff;
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
}

.accordion-item.active .accordion-chevron {
  transform: rotate(180deg);
}

.table-wrapper {
  padding: 1.25rem;
  border-top: 1px solid var(--border-color);
}

/* Two-column layout grid for tables */
.subject-grid-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 992px) {
  .subject-grid-table {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .subject-grid-table .sub-table-container:nth-child(2) {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
  }
}

.sub-table-container {
  width: 100%;
}

.subject-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.subject-table th {
  padding: 0.75rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1.5px solid var(--border-color);
}

.subject-table td {
  padding: 0.875rem 0.5rem;
  font-size: 0.875rem;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-color);
}

.subject-table tr:last-child td {
  border-bottom: none;
}

.subject-table th.col-no,
.subject-table td.col-no {
  width: 45px;
  color: var(--text-light);
}

.subject-table th.col-jp,
.subject-table td.col-jp {
  width: 90px;
  text-align: right;
  font-weight: 600;
}

.subject-table tr.highlighted {
  background-color: rgba(255, 214, 0, 0.1); /* Highlight Yellow background */
}

.no-subjects-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-light);
  gap: 0.75rem;
}

.no-subjects-placeholder svg {
  width: 40px;
  height: 40px;
  color: var(--border-color);
}

.no-subjects-placeholder p {
  font-size: 0.875rem;
  font-weight: 500;
}

/* ==========================================================================
   RIGHT PANEL - SUMMARY & UTILITIES
   ========================================================================== */
.right-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sidebar-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.summary-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.summary-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.summary-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-medium);
}

.summary-progress-bg {
  height: 6px;
  background-color: #f1f5f9;
  border-radius: 10px;
  overflow: hidden;
}

.summary-progress-bar {
  height: 100%;
  border-radius: 10px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
}

/* Progress bar SMAN 2 Batang Brand Themes */
.summary-progress-bar.blue { background-color: var(--primary-color); }
.summary-progress-bar.green { background-color: var(--success-color); }
.summary-progress-bar.purple { background-color: var(--purple-color); }
.summary-progress-bar.orange { background-color: var(--orange-color); }

.summary-total-divider {
  border-top: 1.5px solid var(--border-color);
  padding-top: 1rem;
  margin-top: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.summary-total-label {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.summary-total-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-color);
}

/* Buttons utility */
.actions-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.action-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1.25rem;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-medium);
  cursor: pointer;
  transition: var(--transition);
}

.action-btn:hover {
  background-color: var(--secondary-light); /* Light Cyan background */
  border-color: rgba(0, 183, 229, 0.3);
  color: var(--secondary-dark);
  transform: translateX(3px);
}

.action-btn svg {
  width: 18px;
  height: 18px;
}

.action-btn.pdf svg { color: #ef4444; }
.action-btn.excel svg { color: #11823B; } /* Green */
.action-btn.print svg { color: #00B7E5; } /* Cyan */

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer-disclaimer {
  max-width: var(--max-width);
  margin: 1rem auto 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.8rem;
  text-align: center;
}

.footer-disclaimer svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ==========================================================================
   EMPTY / NOT FOUND FALLBACK SCREEN
   ========================================================================== */
.empty-data-screen {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.empty-data-icon {
  width: 80px;
  height: 80px;
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
}

.empty-data-icon svg {
  width: 40px;
  height: 40px;
}

.empty-data-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
}

.empty-data-desc {
  font-size: 0.95rem;
  color: var(--text-light);
  max-width: 420px;
  line-height: 1.6;
}

.empty-data-btn {
  background-color: var(--primary-color);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 6px -1px rgba(13, 43, 69, 0.2);
}

.empty-data-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 15px -3px rgba(13, 43, 69, 0.3);
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1200px) {
  .hero-banner {
    grid-template-columns: 1fr 1fr;
    padding: 2rem;
  }
  
  .hero-illustration-container {
    display: none;
  }
}

@media (max-width: 992px) {
  .navbar {
    padding: 1rem;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--primary-color);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    display: flex;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-actions {
    display: none;
  }
  
  .nav-menu .search-container {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .nav-menu .login-btn {
    justify-content: center;
    width: 100%;
  }

  .nav-menu .nav-link {
    padding: 0.75rem 1rem;
    display: block;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.8);
  }

  .nav-menu .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
  }

  .nav-menu .nav-link.active::after {
    left: 1rem;
    right: 1rem;
    bottom: 0;
  }

  .mobile-search,
  .mobile-login {
    display: block !important;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .filters-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-banner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .hero-desc {
    max-width: 100%;
  }

  .container {
    padding: 0 1rem;
    margin: 1rem auto;
  }
}

@media (max-width: 576px) {
  .filters-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .filters-grid {
    grid-template-columns: 1fr;
  }

  .hero-title h2 {
    font-size: 2rem;
  }
  
  .stat-card {
    padding: 1rem;
  }
  
  .stat-value {
    font-size: 1.5rem;
  }
}

/* ==========================================================================
   PRINT LAYOUT STYLESheet
   ========================================================================== */
@media print {
  body {
    background-color: #ffffff !important;
    color: #000000 !important;
    padding: 0;
  }

  .navbar,
  .filters-wrapper,
  .search-container,
  .hero-illustration-container,
  .unduh-cetak-card,
  .accordion-chevron,
  .footer-disclaimer svg {
    display: none !important;
  }

  .container {
    padding: 0;
    margin: 0;
    max-width: 100%;
  }

  .hero-banner {
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    grid-template-columns: 1fr 1fr;
    padding: 0;
    margin-bottom: 2rem;
    border-bottom: 2px solid #000000;
  }
  
  .hero-stats {
    flex-direction: row;
    gap: 2rem;
  }
  
  .stat-card {
    box-shadow: none !important;
    border: 1px solid #cccccc !important;
    background: none !important;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .main-panel {
    border: none !important;
    box-shadow: none !important;
    padding: 0;
  }

  .accordion-item {
    border: 1px solid #666666 !important;
    box-shadow: none !important;
    margin-bottom: 1.5rem;
    page-break-inside: avoid;
  }

  .accordion-content {
    max-height: none !important;
    overflow: visible !important;
  }

  .table-wrapper {
    border-top: 1px solid #666666 !important;
    padding: 0.75rem;
  }

  .subject-grid-table {
    grid-template-columns: 1fr 1fr !important;
    gap: 1.5rem;
  }

  .subject-table th {
    border-bottom: 1.5px solid #000000 !important;
    color: #000000 !important;
  }

  .subject-table td {
    border-bottom: 1px solid #cccccc !important;
    color: #000000 !important;
  }

  .right-panel {
    page-break-before: always;
  }

  .sidebar-card {
    border: 1px solid #666666 !important;
    box-shadow: none !important;
    background: none !important;
  }

  .summary-progress-bg {
    border: 1px solid #000000;
    background-color: #ffffff !important;
  }

  .summary-progress-bar {
    background-color: #333333 !important;
  }
}