/* Global Styles and Theme variables */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@400;500;600;700&display=swap');

:root {
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Colors (Light Mode) */
  --bg-primary: #F4F7F5;
  --bg-sidebar: #FFFFFF;
  --bg-card: #FFFFFF;
  --text-primary: #2C3E35;
  --text-secondary: #5A6E63;
  --border-color: #E2EAE5;
  
  --accent-primary: #2E7D32;
  --accent-secondary: #4CAF50;
  --accent-light: #E8F5E9;
  --accent-hover: #1B5E20;

  --code-bg: #ECEFF1;
  --code-text: #263238;
  --code-border: #CFD8DC;

  --shadow-sm: 0 1px 3px rgba(44, 62, 53, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(44, 62, 53, 0.08), 0 2px 4px -1px rgba(44, 62, 53, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(44, 62, 53, 0.08), 0 4px 6px -2px rgba(44, 62, 53, 0.04);
}

/* Dark Mode Overrides */
html.dark {
  --bg-primary: #0C120F;
  --bg-sidebar: #121B17;
  --bg-card: #17241E;
  --text-primary: #E2ECE7;
  --text-secondary: #A3B8AD;
  --border-color: #24352D;
  
  --accent-primary: #4CAF50;
  --accent-secondary: #81C784;
  --accent-light: #1A2E24;
  --accent-hover: #66BB6A;

  --code-bg: #1B2922;
  --code-text: #E0ECE6;
  --code-border: #2B3F35;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Dashboard Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Left Sidebar */
.sidebar {
  width: 300px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  z-index: 50;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.logo-icon {
  font-size: 1.8rem;
}

.logo-text h1 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1.2;
}

.logo-text span {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex-grow: 1;
}

.nav-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  padding-left: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.nav-item:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--accent-light);
  color: var(--accent-primary);
  border-color: var(--border-color);
  font-weight: 600;
}

.nav-item-icon {
  font-size: 1.1rem;
}

/* Main Content Area */
.main-wrapper {
  margin-left: 300px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header/Top Bar */
.top-bar {
  height: 70px;
  background-color: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 40;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  width: 350px;
}

.search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  width: 100%;
  font-size: 0.875rem;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.progress-widget {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--accent-light);
  padding: 0.35rem 0.85rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.theme-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  transition: background-color 0.2s;
}

.theme-toggle-btn:hover {
  background-color: var(--bg-primary);
}

/* Content Container */
.content-area {
  max-width: 850px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  flex-grow: 1;
}

/* Typography elements */
h2.module-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

h3.section-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-primary);
}

h4.subsection-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 0.95rem;
  text-align: justify;
}

/* Custom Callout Box */
.callout-box {
  padding: 1.25rem;
  border-radius: 8px;
  margin: 1.5rem 0;
  border-left: 4px solid var(--accent-primary);
  background-color: var(--accent-light);
}

.callout-box h4 {
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.callout-box p {
  margin-bottom: 0;
  font-size: 0.875rem;
  color: var(--text-primary);
}

/* Steps (Langkah Praktikum) */
.step-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.step-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.step-title-area {
  display: flex;
  flex-direction: column;
}

.step-number {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-primary);
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.step-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Custom Checkbox */
.checkbox-container {
  display: block;
  position: relative;
  padding-left: 35px;
  margin-bottom: 12px;
  cursor: pointer;
  font-size: 22px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 24px;
  width: 24px;
  background-color: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  transition: all 0.2s ease;
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--accent-primary);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 8px;
  top: 4px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}

/* Instruction lists inside steps */
ol.instruction-list {
  padding-left: 1.25rem;
  margin-bottom: 1rem;
}

ol.instruction-list li {
  color: var(--text-secondary);
  font-size: 0.925rem;
  margin-bottom: 0.5rem;
}

ol.instruction-list li code {
  background-color: var(--code-bg);
  color: var(--accent-primary);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-size: 0.85em;
  font-family: 'Consolas', monospace;
}

/* Code block console style */
.code-container {
  position: relative;
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 0.75rem;
  margin-bottom: 1rem;
}

.code-header {
  background-color: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid var(--code-border);
  padding: 0.35rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  font-family: var(--font-body);
  color: var(--text-secondary);
  font-weight: 500;
}

html.dark .code-header {
  background-color: rgba(255, 255, 255, 0.03);
}

pre {
  padding: 1rem;
  margin: 0;
  overflow-x: auto;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.875rem;
  color: var(--code-text);
  white-space: pre-wrap;
  word-wrap: break-word;
}

.copy-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.15s ease;
}

.copy-btn:hover {
  background-color: var(--accent-light);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.copy-btn.copied {
  background-color: var(--accent-primary);
  color: #FFFFFF;
  border-color: var(--accent-primary);
}

/* Table grid styles */
table.styled-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
  border-radius: 8px;
  overflow: hidden;
}

table.styled-table th, table.styled-table td {
  padding: 0.75rem 1rem;
  text-align: left;
}

table.styled-table th {
  background-color: var(--accent-primary);
  color: #FFFFFF;
  font-weight: 600;
  font-family: var(--font-heading);
}

table.styled-table td {
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  background-color: var(--bg-card);
}

table.styled-table tr:nth-of-type(even) td {
  background-color: var(--bg-primary);
}

/* Exercise Box */
.exercise-section {
  background-color: var(--accent-light);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 2rem;
}

.exercise-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--accent-primary);
}

.exercise-header-icon {
  font-size: 1.4rem;
}

.exercise-header h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0;
}

.exercise-list {
  padding-left: 1.25rem;
}

.exercise-list li {
  color: var(--text-primary);
  font-size: 0.925rem;
  margin-bottom: 0.5rem;
}

/* Footer of the page */
.page-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-sidebar);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Search results display */
.search-results-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.highlight {
  background-color: #FFF59D;
  color: #000000;
  padding: 0.1rem 0.2rem;
  border-radius: 2px;
}

/* Scrollbar customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Responsive adjustment */
@media (max-width: 1024px) {
  .sidebar {
    width: 250px;
  }
  .main-wrapper {
    margin-left: 250px;
  }
  .search-box {
    width: 280px;
  }
}

@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
  }
  .nav-menu {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    gap: 0.5rem;
    flex-wrap: nowrap;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  .nav-label {
    display: none;
  }
  .nav-item {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
  .main-wrapper {
    margin-left: 0;
  }
  .top-bar {
    padding: 0 1rem;
  }
  .search-box {
    width: 150px;
  }
  .content-area {
    padding: 1.5rem 1rem;
  }
}