/* ==========================================================
   VIRUS QUEST — MISI PENJAGA SEL
   Core Design System (Modern Scientific Adventure & Biodefense)
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --bg-space: #050b18;
  --bg-navy: #0a1329;
  --bg-card: rgba(14, 25, 53, 0.75);
  --bg-card-hover: rgba(20, 36, 75, 0.85);
  --bg-glass: rgba(13, 27, 62, 0.6);
  --border-glass: rgba(0, 240, 255, 0.2);
  --border-glow: rgba(0, 240, 255, 0.45);
  
  /* Accents */
  --cyan: #00f0ff;
  --cyan-glow: rgba(0, 240, 255, 0.35);
  --emerald: #00f5a0;
  --emerald-glow: rgba(0, 245, 160, 0.3);
  --violet: #8a2be2;
  --violet-glow: rgba(138, 43, 226, 0.35);
  --amber: #ffb703;
  --amber-glow: rgba(255, 183, 3, 0.3);
  --coral: #ff3366;
  --coral-glow: rgba(255, 51, 102, 0.35);
  
  /* Text */
  --text-main: #f0f6fc;
  --text-muted: #8b9bb4;
  --text-dim: #546682;
  
  /* Fonts */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Shadows & Glass */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  --shadow-cyan: 0 0 20px rgba(0, 240, 255, 0.25);
  --shadow-emerald: 0 0 20px rgba(0, 245, 160, 0.25);
  --backdrop-blur: blur(14px);
  
  /* Radius & Transitions */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-space);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(138, 43, 226, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(0, 245, 160, 0.04) 0%, transparent 60%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.15rem; }

p {
  color: var(--text-muted);
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: #66f4ff;
  text-shadow: 0 0 8px var(--cyan-glow);
}

.mono {
  font-family: var(--font-mono);
}

/* Utility Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-sm {
  max-width: 760px;
}

.container-fluid {
  max-width: 100%;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  background: rgba(8, 16, 36, 0.85);
  backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--border-glass);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 12px 0;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--cyan), var(--emerald));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-cyan);
}

.brand-text h1 {
  font-size: 1.2rem;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #ffffff, var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text span {
  font-size: 0.75rem;
  color: var(--emerald);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan);
  background: rgba(0, 240, 255, 0.08);
}

/* User Pill & Audio Control */
.user-telemetry {
  display: flex;
  align-items: center;
  gap: 12px;
}

.telemetry-badge {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-glass);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--cyan);
}

.btn-audio {
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-audio:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}

/* Glass Cards & Panels */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.7;
}

.glass-panel-emerald::before {
  background: linear-gradient(90deg, transparent, var(--emerald), transparent);
}

.glass-panel-amber::before {
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
}

.glass-panel:hover {
  border-color: var(--border-glow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #00a8ff);
  color: #050b18;
  box-shadow: 0 4px 15px var(--cyan-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #33f3ff, var(--cyan));
  box-shadow: 0 6px 20px rgba(0, 240, 255, 0.5);
  transform: translateY(-2px);
  color: #050b18;
}

.btn-emerald {
  background: linear-gradient(135deg, var(--emerald), #00c97b);
  color: #050b18;
  box-shadow: 0 4px 15px var(--emerald-glow);
}

.btn-emerald:hover {
  background: linear-gradient(135deg, #33f7b3, var(--emerald));
  box-shadow: 0 6px 20px rgba(0, 245, 160, 0.5);
  transform: translateY(-2px);
  color: #050b18;
}

.btn-outline {
  background: transparent;
  border-color: var(--border-glass);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--cyan);
  background: rgba(0, 240, 255, 0.08);
  color: var(--cyan);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: rgba(6, 13, 31, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
  background: rgba(8, 18, 42, 0.95);
}

/* Badges & Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-cyan { background: rgba(0, 240, 255, 0.15); color: var(--cyan); border: 1px solid var(--border-glass); }
.badge-emerald { background: rgba(0, 245, 160, 0.15); color: var(--emerald); border: 1px solid rgba(0, 245, 160, 0.3); }
.badge-amber { background: rgba(255, 183, 3, 0.15); color: var(--amber); border: 1px solid rgba(255, 183, 3, 0.3); }
.badge-coral { background: rgba(255, 51, 102, 0.15); color: var(--coral); border: 1px solid rgba(255, 51, 102, 0.3); }
.badge-violet { background: rgba(138, 43, 226, 0.15); color: #c084fc; border: 1px solid rgba(138, 43, 226, 0.3); }

/* Progress Bars */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--emerald));
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 10px var(--cyan-glow);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: var(--backdrop-blur);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-navy);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  max-width: 580px;
  width: 100%;
  padding: 30px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-backdrop.active .modal-dialog {
  transform: translateY(0);
}

/* Grid & Layout Utilities */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }

.text-center { text-align: center; }
.text-cyan { color: var(--cyan); }
.text-emerald { color: var(--emerald); }
.text-amber { color: var(--amber); }
.text-coral { color: var(--coral); }

/* Footer */
.footer {
  margin-top: auto;
  border-top: 1px solid rgba(0, 240, 255, 0.1);
  background: rgba(4, 9, 21, 0.9);
  padding: 24px 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; filter: drop-shadow(0 0 8px var(--cyan-glow)); }
  50% { opacity: 1; filter: drop-shadow(0 0 16px var(--cyan)); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

.animate-pulse {
  animation: pulse-glow 2.5s infinite;
}

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .navbar-inner { flex-wrap: wrap; gap: 12px; }
}

@media (max-width: 650px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  .nav-links { display: none; } /* Mobile toggle */
}