/* =========================================================================
   Wazuh Security Academy - Stylesheet
   Designed with premium cybersecurity aesthetics (dark mode, neon accents, glassmorphism)
   ========================================================================= */

:root {
  --color-bg-darkest: #070a13;
  --color-bg-dark: #0f1322;
  --color-bg-card: rgba(19, 26, 49, 0.65);
  --color-bg-terminal: #05070c;
  --color-bg-input: #0a0e1b;
  
  --color-border: rgba(43, 58, 97, 0.4);
  --color-border-hover: rgba(64, 86, 142, 0.6);
  --color-border-active: rgba(85, 114, 187, 0.8);
  
  --color-cyan: #00f0ff;
  --color-cyan-glow: rgba(0, 240, 255, 0.15);
  --color-green: #39ff14;
  --color-green-glow: rgba(57, 255, 20, 0.15);
  --color-orange: #ffb700;
  --color-orange-glow: rgba(255, 183, 0, 0.15);
  --color-rose: #ff0055;
  --color-rose-glow: rgba(255, 0, 85, 0.15);
  
  --color-text-main: #e2e8f0;
  --color-text-muted: #8a99ad;
  --color-text-dim: #54657a;
  
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', Consolas, Monaco, "Courier New", monospace;
  
  --border-radius-lg: 12px;
  --border-radius-md: 8px;
  --border-radius-sm: 4px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-bg-darkest);
  color: var(--color-text-main);
  font-family: var(--font-sans);
  line-height: 1.5;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-darkest);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--border-radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-border-hover);
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 32px;
  background-color: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-cyan);
}

.logo-icon {
  filter: drop-shadow(0 0 8px var(--color-cyan-glow));
}

.header-logo h1 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #fff;
  display: flex;
  flex-direction: column;
}

.header-logo h1 span {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.app-nav {
  display: flex;
  gap: 8px;
}

.nav-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--color-text-muted);
  padding: 10px 18px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.nav-btn svg {
  transition: var(--transition-fast);
}

.nav-btn:hover {
  color: #fff;
  background-color: rgba(255,255,255,0.03);
  border-color: var(--color-border);
}

.nav-btn.active {
  color: var(--color-cyan);
  background-color: rgba(0, 240, 255, 0.05);
  border-color: var(--color-cyan);
  box-shadow: inset 0 0 10px rgba(0, 240, 255, 0.05), 0 0 10px rgba(0, 240, 255, 0.1);
}

.active-agent-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-main);
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-text-dim);
}

.pulse-indicator.active {
  background-color: var(--color-green);
  box-shadow: 0 0 8px var(--color-green);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 12px var(--color-green); }
  100% { transform: scale(0.9); opacity: 0.6; }
}

/* App Content Main */
.app-content {
  flex: 1;
  padding: 32px;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

/* Tab panes toggles */
.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Learn Hero section */
.learn-hero {
  margin-bottom: 32px;
  background: linear-gradient(135deg, rgba(15, 19, 34, 0.8), rgba(7, 10, 19, 0.8));
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.learn-hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--color-cyan-glow) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.learn-hero h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
  color: #fff;
}

.learn-hero p {
  color: var(--color-text-muted);
  max-width: 800px;
  font-size: 16px;
  z-index: 2;
  position: relative;
}

/* Concept Grid Cards */
.learn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.concept-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.concept-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-hover);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
}

.concept-badge {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 12px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.concept-badge.log-analysis { background: rgba(0, 240, 255, 0.15); color: var(--color-cyan); border: 1px solid var(--color-cyan); }
.concept-badge.fim { background: rgba(57, 255, 20, 0.15); color: var(--color-green); border: 1px solid var(--color-green); }
.concept-badge.threat-hunting { background: rgba(255, 183, 0, 0.15); color: var(--color-orange); border: 1px solid var(--color-orange); }

.concept-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.concept-card .description {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-bottom: 20px;
  flex-grow: 1;
}

.key-facts {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.key-facts h4 {
  font-size: 12px;
  color: var(--color-text-main);
  text-transform: uppercase;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.key-facts ul {
  list-style: none;
}

.key-facts li {
  font-size: 13px;
  color: var(--color-text-muted);
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
}

.key-facts li::before {
  content: '▪';
  color: var(--color-cyan);
  position: absolute;
  left: 0;
}

.pro-con {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
  font-size: 12px;
}

.pro-con .pro { color: var(--color-green); font-weight: 600; }
.pro-con .con { color: var(--color-text-dim); }

.advanced-concepts-section {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  margin-bottom: 32px;
}

.advanced-concepts-section h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 20px;
  color: #fff;
}

.info-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.info-col {
  flex: 1;
  min-width: 300px;
}

.info-col h4 {
  color: var(--color-cyan);
  font-size: 15px;
  margin-bottom: 10px;
}

.info-col p {
  color: var(--color-text-muted);
  font-size: 14px;
}

.start-learning-footer {
  text-align: center;
  margin-top: 16px;
}

.cta-btn {
  background: linear-gradient(135deg, #00f0ff, #0072ff);
  color: #000;
  border: none;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.3);
  transition: var(--transition-fast);
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.5);
  background: linear-gradient(135deg, #00ffff, #0088ff);
}

.cta-btn.secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid var(--color-border);
  box-shadow: none;
}

.cta-btn.secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-text-muted);
}

/* =========================================================================
   Console Playground Styles
   ========================================================================= */
.simulator-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 24px;
  align-items: start;
}

.glass-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(10px);
  overflow: hidden;
  margin-bottom: 24px;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h3 {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
}

/* Node List Cards */
.nodes-container {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.node-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  background-color: rgba(0, 0, 0, 0.15);
  transition: var(--transition-fast);
}

.node-item:hover {
  border-color: var(--color-border-hover);
  background-color: rgba(255, 255, 255, 0.02);
}

.node-item.active {
  border-color: var(--color-cyan);
  background-color: rgba(0, 240, 255, 0.03);
}

.node-icon-wrapper {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
}

.node-icon-wrapper.manager { color: var(--color-cyan); }
.node-icon-wrapper.agent { color: var(--color-green); }
.node-icon-wrapper.attacker { color: var(--color-rose); }

.node-item.active .node-icon-wrapper {
  border-color: inherit;
  box-shadow: 0 0 8px currentColor;
}

.node-meta {
  display: flex;
  flex-direction: column;
}

.node-name {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.node-ip {
  font-size: 11px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* XML Editor Panel */
.xml-editor-card {
  display: flex;
  flex-direction: column;
}

.title-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.file-path-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
}

.editor-actions {
  display: flex;
  gap: 12px;
}

.text-btn {
  background: none;
  border: none;
  font-family: var(--font-sans);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.text-btn:hover {
  color: #fff;
}

.text-btn.danger {
  color: var(--color-rose);
}

.text-btn.danger:hover {
  filter: brightness(1.2);
}

.icon-btn-green {
  background-color: rgba(57, 255, 20, 0.1);
  border: 1px solid var(--color-green);
  color: var(--color-green);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fast);
}

.icon-btn-green:hover {
  background-color: var(--color-green);
  color: #000;
  box-shadow: 0 0 12px var(--color-green-glow);
}

.editor-wrapper {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  height: 380px;
  background-color: var(--color-bg-terminal);
}

#xml-editor {
  width: 100%;
  height: 100%;
  background: none;
  border: none;
  resize: none;
  padding: 16px;
  color: var(--color-green);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  outline: none;
}

.editor-instructions {
  padding: 12px 20px;
  background-color: rgba(0, 0, 0, 0.1);
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Simulated CLI Terminal */
.terminal-card {
  display: flex;
  flex-direction: column;
}

.terminal-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-green);
  box-shadow: 0 0 6px var(--color-green);
}

.terminal-body {
  height: 280px;
  background-color: var(--color-bg-terminal);
  padding: 16px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.terminal-line {
  color: var(--color-text-main);
  white-space: pre-wrap;
  word-break: break-all;
}

.terminal-line.command-echo {
  color: var(--color-cyan);
}

.terminal-line.output {
  color: var(--color-text-muted);
}

.terminal-line.error {
  color: var(--color-rose);
}

.terminal-line.success {
  color: var(--color-green);
}

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-bg-terminal);
  border-top: 1px dashed var(--color-border);
  padding: 12px 16px;
}

.terminal-prompt {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-cyan);
  white-space: nowrap;
}

#terminal-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  caret-color: var(--color-cyan);
}

/* Kibana-like Alerts feed */
.alerts-dashboard-card {
  display: flex;
  flex-direction: column;
}

.alerts-feed-container {
  height: 380px;
  overflow-y: auto;
  padding: 16px;
  background-color: #060912;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.empty-alerts-msg {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-dim);
  text-align: center;
  gap: 12px;
}

.alert-card {
  background-color: #0e1324;
  border-left: 4px solid var(--color-text-dim);
  border-radius: var(--border-radius-sm);
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition-fast);
}

.alert-card.level-low { border-left-color: var(--color-cyan); }
.alert-card.level-med { border-left-color: var(--color-orange); }
.alert-card.level-high { border-left-color: var(--color-rose); }

.alert-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.alert-rule-id {
  font-family: var(--font-mono);
  color: var(--color-text-muted);
}

.alert-badge-level {
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 10px;
}

.alert-card.level-low .alert-badge-level { background: rgba(0, 240, 255, 0.1); color: var(--color-cyan); }
.alert-card.level-med .alert-badge-level { background: rgba(255, 183, 0, 0.1); color: var(--color-orange); }
.alert-card.level-high .alert-badge-level { background: rgba(255, 0, 85, 0.1); color: var(--color-rose); }

.alert-desc {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.alert-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  background-color: rgba(0,0,0,0.2);
  padding: 8px;
  border-radius: var(--border-radius-sm);
  font-size: 11px;
  font-family: var(--font-mono);
}

.detail-item {
  color: var(--color-text-muted);
}

.detail-item span {
  color: var(--color-text-main);
}

/* =========================================================================
   Challenge Labs tab styles
   ========================================================================= */
.labs-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
}

.labs-sidebar {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.labs-sidebar h3 {
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 12px;
}

.lab-selector-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lab-select-btn {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition-fast);
  width: 100%;
}

.lab-select-btn:hover {
  background-color: rgba(255,255,255,0.02);
  border-color: var(--color-border-hover);
}

.lab-select-btn.active {
  border-color: var(--color-cyan);
  background-color: rgba(0, 240, 255, 0.05);
}

.lab-number {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text-dim);
}

.lab-select-btn.active .lab-number {
  color: var(--color-cyan);
  text-shadow: 0 0 8px var(--color-cyan);
}

.lab-title-desc {
  flex: 1;
}

.lab-title-desc h4 {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.lab-title-desc p {
  font-size: 11px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.lab-status-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
}

.lab-status-badge.pending { background: rgba(255, 255, 255, 0.05); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.lab-status-badge.completed { background: rgba(57, 255, 20, 0.1); color: var(--color-green); border: 1px solid var(--color-green); }

.report-box {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.report-box h4 {
  font-size: 12px;
  color: var(--color-cyan);
  text-transform: uppercase;
}

#sidebar-progress-grade {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Active Lab Dashboard */
.active-lab-dashboard {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.lab-header-card {
  padding: 24px;
}

.lab-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.lab-label-tag {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-cyan);
  background: rgba(0, 240, 255, 0.1);
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
}

.lab-difficulty {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 600;
}

.active-lab-dashboard h2 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.lab-description {
  font-size: 14px;
  color: var(--color-text-muted);
}

.lab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.lab-checklist-card, .lab-guide-card {
  padding: 20px;
  min-height: 320px;
}

.lab-checklist-card h3, .lab-guide-card h3 {
  font-size: 14px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 10px;
}

.checklist-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist-items li {
  font-size: 13px;
  color: var(--color-text-muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.checklist-checkbox {
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.checklist-items li.checked {
  color: #fff;
}

.checklist-items li.checked .checklist-checkbox {
  border-color: var(--color-green);
  background-color: var(--color-green);
  color: #000;
}

.checklist-checkbox::after {
  content: '✓';
  font-size: 10px;
  font-weight: bold;
  display: none;
}

.checklist-items li.checked .checklist-checkbox::after {
  display: block;
}

.guide-content {
  color: var(--color-text-muted);
  font-size: 13px;
  margin-bottom: 24px;
}

.guide-content code {
  font-family: var(--font-mono);
  background-color: rgba(0,0,0,0.3);
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  color: var(--color-cyan);
}

.lab-actions-row {
  display: flex;
  gap: 12px;
  margin-top: auto;
}

/* =========================================================================
   Modal Dialogs Styles
   ========================================================================= */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(5, 7, 12, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-card {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  width: 480px;
  max-width: 90%;
  animation: slide-up var(--transition-normal);
}

@keyframes slide-up {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.close-btn {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.close-btn:hover {
  color: #fff;
}

.modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  background-color: rgba(0,0,0,0.15);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Success Modal specific */
.success-card {
  width: 400px;
  text-align: center;
}

.success-banner {
  height: 120px;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.1), rgba(0, 240, 255, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-green);
  border-bottom: 1px solid var(--color-border);
}

.success-banner svg {
  filter: drop-shadow(0 0 10px var(--color-green-glow));
}

.success-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.success-body h2 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}

.success-body p {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* Footer styling */
.app-footer {
  padding: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-dim);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-dark);
  margin-top: auto;
}

/* Printable Certificate breakdown styles */
.print-container {
  font-family: var(--font-sans);
}

.report-lab-item {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.report-lab-meta h4 {
  font-size: 14px;
  color: #fff;
}

.report-lab-meta p {
  font-size: 11px;
  color: var(--color-text-muted);
}

.report-status {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.report-status.completed {
  color: var(--color-green);
}

.report-status.pending {
  color: var(--color-rose);
}

/* Utilities */
.hidden {
  display: none !important;
}

/* Print CSS override overrides */
@media print {
  body * {
    visibility: hidden;
  }
  #print-area, #print-area * {
    visibility: visible;
  }
  #print-area {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    background: #000 !important;
    color: #fff !important;
  }
  input#report-student-name {
    border: none !important;
    border-bottom: 1px solid #fff !important;
    background: transparent !important;
  }
  .print-signatures div {
    border-bottom-color: #fff !important;
  }
}