:root {
  color-scheme: dark;
  --bg: #05070b;
  --bg-alt: #0b1117;
  --surface: rgba(7, 12, 18, 0.88);
  --surface-strong: rgba(9, 18, 26, 0.95);
  --text: #e6f1ff;
  --muted: #9cb3c9;
  --accent: #00f5d4;
  --accent-2: #39ff88;
  --accent-3: #7dd3fc;
  --border: rgba(0, 245, 212, 0.2);
  --shadow: 0 32px 60px rgba(0, 10, 18, 0.6);
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --max-width: 1120px;
}

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

body {
  min-height: 100vh;
  font-family: "IBM Plex Mono", "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, rgba(0, 245, 212, 0.12) 0%, transparent 55%),
    radial-gradient(circle at 20% 20%, rgba(57, 255, 136, 0.12), transparent 55%),
    linear-gradient(180deg, #05070b 0%, #070c12 40%, #05070b 100%);
  background-image: radial-gradient(circle at top, rgba(0, 245, 212, 0.14), transparent 55%),
    repeating-radial-gradient(circle at 20% 30%, rgba(0, 245, 212, 0.12) 0 1px, transparent 1px 6px),
    repeating-radial-gradient(circle at 80% 70%, rgba(57, 255, 136, 0.08) 0 1px, transparent 1px 7px);
  background-blend-mode: screen, normal, normal;
  background-size: 160% 160%;
  animation: gradient-drift 26s ease infinite;
  color: var(--text);
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: -20% 0 auto 0;
  height: 90vh;
  background: radial-gradient(circle at 20% 20%, rgba(79, 225, 196, 0.2), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(244, 192, 139, 0.15), transparent 45%);
  opacity: 0.8;
  pointer-events: none;
  z-index: 0;
  animation: aurora-drift 26s ease-in-out infinite;
}

body::after {
  inset: auto 0 -30% 0;
  height: 80vh;
  background: radial-gradient(circle at 20% 80%, rgba(124, 157, 255, 0.2), transparent 60%),
    radial-gradient(circle at 70% 90%, rgba(79, 225, 196, 0.15), transparent 55%);
  animation: aurora-drift 32s ease-in-out infinite reverse;
}

#field {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
}

main,
header,
footer {
  position: relative;
  z-index: 1;
}

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

h1,
h2,
h3,
h4,
.nav nav,
.btn {
  font-family: "IBM Plex Mono", "Space Grotesk", sans-serif;
  letter-spacing: 0.5px;
}

.nav {
  max-width: var(--max-width);
  margin: 32px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border: 1px solid rgba(0, 245, 212, 0.35);
  border-radius: 999px;
  background: rgba(5, 10, 16, 0.78);
  backdrop-filter: blur(20px);
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.12);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
}

.logo img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(79, 225, 196, 0.5);
  box-shadow: 0 10px 20px rgba(4, 10, 18, 0.45);
}

.logo-text {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.logo-text span {
  color: var(--accent);
}

.nav nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav nav a {
  color: var(--muted);
  transition: color 0.3s ease;
}

.nav nav a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid rgba(0, 245, 212, 0.6);
  background: linear-gradient(120deg, rgba(0, 245, 212, 0.9), rgba(57, 255, 136, 0.9));
  color: #03100c;
  font-weight: 600;
  box-shadow: 0 0 18px rgba(0, 245, 212, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease, filter 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 26px rgba(0, 245, 212, 0.55);
  filter: brightness(1.05);
}

.btn.ghost {
  background: transparent;
  color: var(--accent-3);
  border-color: rgba(125, 211, 252, 0.4);
  box-shadow: inset 0 0 0 1px rgba(125, 211, 252, 0.2);
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero {
  max-width: var(--max-width);
  margin: 70px auto 90px;
  display: grid;
  gap: 40px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: clamp(2.8rem, 5vw, 4.4rem);
  line-height: 1.05;
  margin-bottom: 18px;
}

.hero-content h1 .accent {
  display: block;
  font-family: "Spectral", serif;
  font-weight: 500;
  font-size: clamp(1.2rem, 2.3vw, 1.8rem);
  color: var(--accent-2);
  margin-top: 10px;
}

.eyebrow {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
}

.lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 540px;
  margin-bottom: 24px;
}

.physics-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.physics-stack span {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(124, 157, 255, 0.45);
  background: rgba(10, 18, 28, 0.6);
  color: var(--accent-3);
  font-size: 0.85rem;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  animation: orbit-pulse 5s ease-in-out infinite;
}

.physics-stack span:nth-child(2) {
  animation-delay: 0.8s;
}

.physics-stack span:nth-child(3) {
  animation-delay: 1.6s;
}

.physics-stack span:nth-child(4) {
  animation-delay: 2.4s;
}

.physics-stack span::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(79, 225, 196, 0.4), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.physics-stack span:hover::after {
  opacity: 1;
}

.physics-stack svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.hero-stats {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.support-cta {
  margin-top: 28px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.stat {
  padding: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(10, 18, 28, 0.65);
}

.stat .value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-3);
}

.stat .label {
  font-size: 0.9rem;
  color: var(--muted);
}

.hero-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
  backdrop-filter: blur(10px);
  animation: float 12s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  right: -30%;
  bottom: -40%;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle at top, rgba(244, 192, 139, 0.25), rgba(79, 225, 196, 0.05) 60%);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  opacity: 0.6;
  pointer-events: none;
}

.card-top p {
  font-size: 0.9rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.card-top h3 {
  font-size: 1.4rem;
  font-weight: 600;
}

.card-body {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(56, 217, 169, 0.15);
  color: var(--accent);
  font-size: 0.85rem;
  border: 1px solid rgba(56, 217, 169, 0.4);
  position: relative;
  overflow: hidden;
}

.chip::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(124, 157, 255, 0.35) 50%, transparent 100%);
  transform: translateX(-120%);
  animation: scan 6s ease-in-out infinite;
  pointer-events: none;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--muted);
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px 20px;
  position: relative;
}

.section::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 212, 0.6), transparent);
  opacity: 0.7;
  animation: divider-noise 6s ease-in-out infinite;
}

.section-title {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 30px;
}

.section-title h2 {
  font-size: clamp(2rem, 3vw, 2.6rem);
}

.section-title p {
  color: var(--muted);
  max-width: 680px;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.panel {
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  background-image: radial-gradient(circle at 20% 20%, rgba(79, 225, 196, 0.08), transparent 55%);
  box-shadow: 0 20px 45px rgba(5, 10, 20, 0.35);
  backdrop-filter: blur(8px);
}

.panel.highlight {
  background: linear-gradient(140deg, rgba(56, 217, 169, 0.25), rgba(14, 28, 43, 0.9));
  border-color: rgba(56, 217, 169, 0.4);
}

.panel h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.panel p {
  color: var(--muted);
}

.tile {
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(12, 19, 30, 0.8);
  background-image: radial-gradient(circle at 80% 20%, rgba(124, 157, 255, 0.12), transparent 60%);
  box-shadow: 0 18px 40px rgba(4, 8, 16, 0.35);
  transition: transform 0.3s ease, border-color 0.3s ease;
  animation: float 18s ease-in-out infinite;
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.tile:nth-child(2) {
  animation-delay: 1.5s;
}

.tile:nth-child(3) {
  animation-delay: 3s;
}

.tile:nth-child(4) {
  animation-delay: 4.5s;
}

.tile h3 {
  margin-bottom: 12px;
}

.tile p {
  color: var(--muted);
}

.tile:hover {
  transform: translateY(-6px);
  border-color: rgba(79, 225, 196, 0.45);
  animation-play-state: paused;
}

.tile-meta {
  position: absolute;
  inset: 0;
  background: rgba(4, 10, 16, 0.92);
  border: 1px solid rgba(0, 245, 212, 0.4);
  border-radius: var(--radius-md);
  padding: 20px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  display: grid;
  gap: 10px;
}

.tile-meta h4 {
  font-size: 0.95rem;
  color: var(--accent-2);
}

.tile-meta ul {
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.tile-meta a {
  color: var(--accent);
}

.tile:hover .tile-meta {
  opacity: 1;
  transform: translateY(0);
}

.sim-grid {
  align-items: stretch;
}

.sim-card {
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 245, 212, 0.35);
  background: var(--surface);
  box-shadow: 0 20px 45px rgba(0, 8, 14, 0.5);
  display: grid;
  gap: 14px;
}

.sim-preview {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(0, 245, 212, 0.35);
  background: radial-gradient(circle at 20% 20%, rgba(0, 245, 212, 0.2), transparent 60%);
  position: relative;
}

.sim-video {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.sandpile-section {
  overflow: hidden;
}

.sandpile-section > * {
  position: relative;
  z-index: 1;
}

.sandpile-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.25;
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

.lammps-grid {
  margin-top: 32px;
}

.terminal-panel,
.param-panel,
.script-viewer {
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 245, 212, 0.3);
  background: rgba(6, 12, 18, 0.92);
  box-shadow: 0 22px 50px rgba(2, 10, 18, 0.6);
  display: grid;
  gap: 18px;
  backdrop-filter: blur(12px);
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.panel-eyebrow {
  display: inline-flex;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.7rem;
  color: var(--accent-3);
  margin-bottom: 6px;
}

.panel-subtitle {
  color: var(--muted);
  font-size: 0.9rem;
}

.btn.micro {
  padding: 8px 14px;
  font-size: 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.run-btn {
  position: relative;
  overflow: hidden;
}

.run-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(0, 245, 212, 0.35), transparent);
  transform: translateX(-120%);
  transition: transform 0.4s ease;
}

.run-btn:hover::after {
  transform: translateX(120%);
}

.lammps-code {
  font-family: "IBM Plex Mono", "Space Grotesk", sans-serif;
  font-size: 0.85rem;
  line-height: 1.6;
  background: rgba(5, 10, 16, 0.8);
  border: 1px solid rgba(0, 245, 212, 0.2);
  border-radius: var(--radius-sm);
  padding: 16px;
  color: var(--text);
  overflow-x: auto;
  white-space: pre;
}

.code-scroll {
  max-height: 320px;
}

.code-line {
  display: block;
  padding: 0 4px;
  border-radius: 6px;
  transition: background 0.3s ease;
}

.code-line.is-highlight {
  background: rgba(57, 255, 136, 0.12);
  box-shadow: inset 0 0 0 1px rgba(57, 255, 136, 0.3);
}

.token.keyword {
  color: var(--accent);
}

.token.number {
  color: var(--accent-2);
}

.token.comment {
  color: var(--muted);
  font-style: italic;
}

.token.file {
  color: var(--accent-3);
}

.panel-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.85rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 8px rgba(57, 255, 136, 0.8);
}

.param-grid {
  display: grid;
  gap: 12px;
}

.param-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(125, 211, 252, 0.2);
  background: rgba(7, 12, 18, 0.65);
  font-size: 0.9rem;
}

.param-key {
  color: var(--accent-3);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
}

.param-value {
  color: var(--text);
}

.thermo-widget {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 245, 212, 0.2);
  background: rgba(4, 8, 14, 0.7);
}

.thermo-title {
  color: var(--accent-2);
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.thermo-table {
  display: grid;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--muted);
}

.thermo-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(0, 245, 212, 0.08);
}

.thermo-row:first-child {
  color: var(--text);
  font-weight: 600;
}

.sim-lammps-stack {
  margin-top: 32px;
  display: grid;
  gap: 24px;
}

.viewer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

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

.viewer-annotations {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.annotation {
  border: 1px solid rgba(125, 211, 252, 0.35);
  background: rgba(9, 18, 26, 0.8);
  color: var(--accent-3);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: border 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.annotation:hover,
.annotation.active {
  color: var(--accent);
  border-color: rgba(0, 245, 212, 0.6);
  transform: translateY(-1px);
}

.dump-gallery {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.dump-card {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 245, 212, 0.25);
  overflow: hidden;
  min-height: 180px;
  background: rgba(6, 12, 18, 0.9);
}

.dump-visual {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(0, 245, 212, 0.25), transparent 60%),
    radial-gradient(circle at 70% 80%, rgba(57, 255, 136, 0.15), transparent 60%),
    linear-gradient(120deg, rgba(9, 18, 26, 0.9), rgba(6, 12, 18, 0.6));
  filter: blur(0.2px);
}

.dump-meta {
  position: absolute;
  inset: auto 12px 12px 12px;
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(5, 10, 16, 0.8);
  border: 1px solid rgba(0, 245, 212, 0.25);
  color: var(--muted);
  font-size: 0.8rem;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.dump-card:hover .dump-meta {
  opacity: 1;
  transform: translateY(0);
}

.timeline {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.node {
  display: grid;
  gap: 8px;
  padding-left: 16px;
  border-left: 2px solid rgba(56, 217, 169, 0.4);
}

.node span {
  color: var(--accent-2);
  font-weight: 600;
}

.list {
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.list li::before {
  content: "•";
  color: var(--accent);
  margin-right: 8px;
}

.pill-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}

.pill-list li {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(122, 167, 255, 0.4);
  color: var(--accent-3);
  font-size: 0.9rem;
}

.note {
  font-size: 0.9rem;
  color: var(--muted);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.filter {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(12, 18, 28, 0.7);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter.active,
.filter:hover {
  color: #041018;
  background: var(--accent);
  border-color: transparent;
  box-shadow: 0 12px 24px rgba(79, 225, 196, 0.25);
}

.card {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(11, 17, 27, 0.7);
  display: grid;
  gap: 12px;
  min-height: 180px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.card.hide {
  opacity: 0.15;
  transform: scale(0.98);
  pointer-events: none;
}

.tag {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--accent-2);
}

.media {
  display: grid;
  gap: 18px;
  align-items: center;
  grid-template-columns: minmax(120px, 160px) 1fr;
}

.media-box {
  border-radius: 18px;
  border: 1px dashed rgba(122, 167, 255, 0.5);
  padding: 12px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 16, 26, 0.8);
}

.media-placeholder {
  font-size: 0.85rem;
  text-align: center;
  color: var(--muted);
}

.text-link {
  color: var(--accent);
  font-weight: 600;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.text-link::after {
  content: "→";
}

.contact {
  padding-bottom: 90px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
}

input,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(10, 16, 26, 0.9);
  color: var(--text);
  font-family: inherit;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(56, 217, 169, 0.4);
  border-color: transparent;
}

.footer {
  max-width: var(--max-width);
  margin: 0 auto 40px;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icons a {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.social-icons a:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  color: var(--accent);
}

.social-icons svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(0, 245, 212, 0.2);
  background: rgba(5, 10, 16, 0.75);
  color: var(--accent-3);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: lowercase;
  margin-bottom: 18px;
  box-shadow: inset 0 0 12px rgba(0, 245, 212, 0.1);
}

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 12px);
  transform: translateX(-50%) translateY(6px);
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 0.75rem;
  letter-spacing: 0.4px;
  color: var(--text);
  background: rgba(5, 10, 16, 0.9);
  border: 1px solid rgba(0, 245, 212, 0.35);
  box-shadow: 0 18px 30px rgba(0, 10, 18, 0.45);
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.tooltip:hover::after,
.tooltip:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.cli-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 10, 16, 0.82);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 20;
}

.cli-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.cli-panel {
  width: min(760px, 90vw);
  background: rgba(7, 12, 18, 0.92);
  border: 1px solid rgba(0, 245, 212, 0.3);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 22px;
  display: grid;
  gap: 18px;
  backdrop-filter: blur(14px);
}

.cli-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.cli-log {
  min-height: 160px;
  max-height: 240px;
  overflow-y: auto;
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 245, 212, 0.2);
  background: rgba(5, 10, 16, 0.8);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--muted);
}

.cli-log .log-line {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
}

.cli-log .log-response {
  color: var(--accent-3);
}

.cli-form {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(0, 245, 212, 0.25);
  background: rgba(5, 10, 16, 0.9);
}

.cli-prompt {
  color: var(--accent-2);
  font-size: 0.85rem;
  white-space: nowrap;
}

.cli-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
}

.cli-cursor,
.blink-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent);
  animation: blink 1s steps(1) infinite;
}

.cli-cursor {
  margin-left: 4px;
}

.toast-stack {
  position: fixed;
  top: 24px;
  right: 24px;
  display: grid;
  gap: 12px;
  z-index: 25;
}

.toast {
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid rgba(0, 245, 212, 0.25);
  background: rgba(5, 10, 16, 0.92);
  color: var(--text);
  font-size: 0.8rem;
  letter-spacing: 0.4px;
  box-shadow: 0 16px 30px rgba(0, 10, 18, 0.45);
  animation: toast-in 0.4s ease;
}

.toast .toast-level {
  color: var(--accent-2);
  margin-right: 6px;
}

.sim-preview {
  position: relative;
  overflow: hidden;
}

.sim-loader {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 12px;
  background: rgba(5, 10, 16, 0.78);
  color: var(--text);
  font-size: 0.8rem;
  letter-spacing: 0.4px;
  transition: opacity 0.3s ease;
  z-index: 2;
}

.sim-preview.is-loaded .sim-loader {
  opacity: 0;
  pointer-events: none;
}

.loader-bar {
  width: 180px;
  height: 6px;
  border-radius: 999px;
  background: rgba(0, 245, 212, 0.18);
  overflow: hidden;
}

.loader-bar span {
  display: block;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, rgba(0, 245, 212, 0.4), rgba(57, 255, 136, 0.9));
  border-radius: 999px;
  animation: loader-scan 1.4s ease infinite;
}

.directory-panel {
  margin-top: 26px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(7, 12, 18, 0.85);
  border: 1px solid rgba(0, 245, 212, 0.2);
  box-shadow: 0 20px 40px rgba(2, 10, 18, 0.6);
}

.directory-tree {
  display: grid;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}

.directory-tree details {
  border-left: 1px dashed rgba(0, 245, 212, 0.3);
  padding-left: 16px;
}

.directory-tree summary {
  cursor: pointer;
  color: var(--accent-3);
  margin-bottom: 8px;
}

.directory-tree ul {
  list-style: none;
  display: grid;
  gap: 6px;
  padding-left: 10px;
}

.directory-tree li {
  color: var(--text);
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  50.01%,
  100% {
    opacity: 0;
  }
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes loader-scan {
  0% {
    transform: translateX(-60%);
  }
  50% {
    transform: translateX(60%);
  }
  100% {
    transform: translateX(-60%);
  }
}

[data-reveal] {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes gradient-drift {
  0% {
    background-position: 0% 0%;
  }
  50% {
    background-position: 100% 100%;
  }
  100% {
    background-position: 0% 0%;
  }
}

@keyframes aurora-drift {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(0, -30px, 0) scale(1.05);
  }
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
}

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

@keyframes scan {
  0% {
    transform: translateX(-120%);
  }
  55% {
    transform: translateX(120%);
  }
  100% {
    transform: translateX(120%);
  }
}

@keyframes orbit-pulse {
  0%,
  100% {
    transform: translateY(0);
    box-shadow: 0 0 0 rgba(79, 225, 196, 0);
  }
  50% {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(79, 225, 196, 0.18);
  }
}

@keyframes divider-noise {
  0%,
  100% {
    opacity: 0.35;
    filter: blur(0);
  }
  50% {
    opacity: 0.9;
    filter: blur(1px);
  }
}

@media (max-width: 900px) {
  .nav {
    flex-direction: column;
    gap: 12px;
    border-radius: 24px;
  }

  .nav nav {
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .panel-header,
  .viewer-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .viewer-actions {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .hero {
    margin-top: 40px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .footer {
    flex-direction: column;
  }
}