:root {
  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --transition-base: 0.35s ease;
  --shadow-soft: 0 28px 80px rgba(6, 18, 32, 0.55);
  --outline: rgba(82, 198, 255, 0.12);
  --container-width: min(1200px, 92vw);
  --blur: 26px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  transition: background 0.6s ease, color 0.4s ease;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: -18% -24%;
  /* Light, calm gradient band (no saturated purple/pink). */
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%201600%20900'%20preserveAspectRatio%3D'xMidYMid%20slice'%3E%0A%20%20%3Cdefs%3E%0A%20%20%20%20%3ClinearGradient%20id%3D'g'%20x1%3D'0%25'%20y1%3D'50%25'%20x2%3D'100%25'%20y2%3D'50%25'%3E%0A%20%20%20%20%20%20%3Cstop%20offset%3D'0%25'%20stop-color%3D'%2324d5ff'%2F%3E%0A%20%20%20%20%20%20%3Cstop%20offset%3D'52%25'%20stop-color%3D'%233ab3ff'%2F%3E%0A%20%20%20%20%20%20%3Cstop%20offset%3D'100%25'%20stop-color%3D'%236ff7d2'%2F%3E%0A%20%20%20%20%3C%2FlinearGradient%3E%0A%20%20%20%20%3Cfilter%20id%3D'blur'%20x%3D'-20%25'%20y%3D'-20%25'%20width%3D'140%25'%20height%3D'140%25'%3E%0A%20%20%20%20%20%20%3CfeGaussianBlur%20stdDeviation%3D'18'%20result%3D'blur'%2F%3E%0A%20%20%20%20%20%20%3CfeMerge%3E%0A%20%20%20%20%20%20%20%20%3CfeMergeNode%20in%3D'blur'%2F%3E%0A%20%20%20%20%20%20%20%20%3CfeMergeNode%20in%3D'SourceGraphic'%2F%3E%0A%20%20%20%20%20%20%3C%2FfeMerge%3E%0A%20%20%20%20%3C%2Ffilter%3E%0A%20%20%3C%2Fdefs%3E%0A%20%20%3Cpath%20d%3D'M0%20560%20Q%20230%20420%20400%20480%20T%20800%20520%20T%201200%20460%20T%201600%20520%20L%201600%20900%20L%200%20900%20Z'%20fill%3D'url(%23g)'%20opacity%3D'0.30'%2F%3E%0A%20%20%3Cpath%20d%3D'M0%20520%20C%20220%20360%20520%20660%20800%20500%20C%201080%20340%201320%20640%201600%20460'%20stroke%3D'url(%23g)'%20stroke-width%3D'16'%20fill%3D'none'%20filter%3D'url(%23blur)'%2F%3E%0A%20%20%3Cpath%20d%3D'M0%20560%20C%20220%20400%20520%20680%20800%20520%20C%201080%20360%201320%20660%201600%20480'%20stroke%3D'url(%23g)'%20stroke-width%3D'8'%20fill%3D'none'%20opacity%3D'0.70'%2F%3E%0A%3C%2Fsvg%3E");
  background-repeat: no-repeat;
  background-size: 160% 140%;
  background-position: center;
  opacity: 0.85;
  pointer-events: none;
  transition: opacity 0.5s ease;
  z-index: -3;
  animation: wave-pan 28s ease-in-out infinite alternate;
  will-change: transform;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(1100px 680px at 12% -10%, color-mix(in oklab, var(--accent) 20%, transparent) 0%, transparent 75%),
    radial-gradient(900px 620px at 88% -6%, color-mix(in oklab, var(--accent-2) 18%, transparent) 0%, transparent 78%),
    radial-gradient(1200px 720px at 50% 110%, color-mix(in oklab, #6ff7d2 14%, transparent) 0%, transparent 70%),
    radial-gradient(1px 1px at 0 0, rgba(255, 255, 255, 0.08), transparent 70%);
  background-size:
    140% 140%,
    120% 120%,
    160% 160%,
    28px 28px;
  background-position:
    center,
    center,
    center,
    0 0;
  opacity: 0.55;
  mix-blend-mode: screen;
  z-index: -4;
  animation: wave-drift 36s linear infinite;
}

body.is-preload {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

body.theme-transition {
  transition: background 0.45s ease, color 0.45s ease;
}

@keyframes wave-pan {
  0% {
    transform: translate3d(-2%, -1.5%, 0) scale(1.05);
  }
  50% {
    transform: translate3d(1.5%, 1%, 0) scale(1.08);
  }
  100% {
    transform: translate3d(-1%, 2.2%, 0) scale(1.04);
  }
}

@keyframes wave-drift {
  0% {
    background-position:
      center,
      center,
      center,
      0 0;
  }
  100% {
    background-position:
      48% 44%,
      52% 46%,
      50% 40%,
      140px 90px;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s ease, opacity 0.25s ease;
}

a:hover,
a:focus-visible {
  color: var(--accent-2);
}

.container {
  width: var(--container-width);
  margin: 0 auto;
}

.section {
  padding: clamp(72px, 12vw, 120px) 0;
  position: relative;
}

.section::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--outline) 50%, transparent 100%);
  opacity: 0.4;
  pointer-events: none;
}

.section:last-of-type::after {
  display: none;
}

.section-head {
  max-width: 620px;
  margin-bottom: clamp(32px, 6vw, 48px);
}

.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 40px);
  letter-spacing: 0.3px;
}

.section-head .muted {
  margin: 0;
}

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

.glass {
  background: color-mix(in oklab, var(--panel) 88%, transparent);
  backdrop-filter: blur(var(--blur));
  border: 1px solid color-mix(in oklab, var(--accent) 10%, transparent);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.03), 0 24px 60px rgba(4, 12, 22, 0.45);
  border-radius: var(--radius-lg);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--panel) 94%, transparent);
  backdrop-filter: blur(22px);
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  transition: box-shadow 0.35s ease, background 0.35s ease;
}

.site-header--shadow {
  box-shadow: 0 16px 44px rgba(6, 18, 32, 0.38);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.3px;
}

.brand-icon {
  width: 30px;
  height: 30px;
  color: var(--accent);
  filter: drop-shadow(0 0 12px color-mix(in oklab, var(--accent) 50%, transparent));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links a {
  position: relative;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--muted);
  transition: color 0.25s ease, background 0.35s ease, box-shadow 0.35s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transform: scaleX(0.5);
  transform-origin: center;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  background: color-mix(in oklab, var(--accent) 8%, transparent);
}

.nav-links a.active {
  color: var(--text);
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  box-shadow: 0 12px 28px color-mix(in oklab, var(--accent) 18%, transparent);
}

.nav-links a.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.controls {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-switch {
  display: flex;
  gap: 6px;
  padding: 4px;
  background: color-mix(in oklab, var(--panel) 85%, transparent);
  border-radius: calc(var(--radius-sm) + 4px);
  border: 1px solid color-mix(in oklab, var(--accent) 10%, transparent);
}

.theme-btn {
  width: 40px;
  height: 34px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sound-btn {
  width: 40px;
  height: 34px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--panel) 75%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  color: var(--muted);
  transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.sound-btn[aria-pressed="false"] {
  opacity: 0.6;
}

.sound-btn:hover {
  background: color-mix(in oklab, var(--panel) 88%, transparent);
  color: var(--text);
  box-shadow: 0 14px 30px rgba(6, 18, 32, 0.22);
  transform: translateY(-1px);
}

.sound-btn:active {
  transform: translateY(0);
}

.theme-btn {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.theme-btn:is(:hover, :focus-visible),
.theme-btn[aria-pressed="true"] {
  color: var(--text);
  background: color-mix(in oklab, var(--accent) 14%, transparent);
  box-shadow: 0 10px 28px color-mix(in oklab, var(--accent) 25%, transparent);
}

.select {
  appearance: none;
  font: inherit;
  border-radius: var(--radius-sm);
  padding: 6px 28px 6px 12px;
  background: color-mix(in oklab, var(--panel) 88%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  color: var(--text);
  position: relative;
  background-image: linear-gradient(45deg, transparent 50%, var(--accent) 50%), linear-gradient(135deg, var(--accent) 50%, transparent 50%);
  background-position: calc(100% - 14px) calc(50% - 3px), calc(100% - 9px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.select:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 65%, transparent);
  outline-offset: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  border: none;
  cursor: pointer;
  color: var(--text);
  transition: transform 0.2s ease, box-shadow 0.35s ease, background 0.35s ease, filter 0.35s ease;
}

.btn:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 60%, transparent);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 88%, #ffffff 12%) 0%, color-mix(in oklab, var(--accent-2) 88%, #ffffff 12%) 100%);
  box-shadow: 0 18px 40px color-mix(in oklab, var(--accent) 25%, transparent);
  color: #ffffff;
}

.btn-primary:hover {
  filter: brightness(1.08);
}

.btn-ghost {
  background: color-mix(in oklab, var(--panel) 85%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 16%, transparent);
}

.btn-ghost:hover {
  background: color-mix(in oklab, var(--panel) 70%, transparent);
}

.btn-soft {
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 24%, transparent);
  color: var(--text);
  padding-inline: 18px;
}

.btn-soft:hover {
  background: color-mix(in oklab, var(--accent) 16%, transparent);
}

.btn-icon {
  font-size: 1.2rem;
  line-height: 1;
}

.linkish {
  background: none;
  border: none;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}

.linkish:hover,
.linkish:focus-visible {
  color: var(--accent-2);
}

.linkish[disabled] {
  opacity: 0.6;
  cursor: wait;
  pointer-events: none;
}

.btn.glow {
  position: relative;
  overflow: hidden;
}

.btn.glow::after {
  content: "";
  position: absolute;
  inset: -30%;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent) 40%, transparent), transparent 65%);
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.btn.glow:hover::after {
  opacity: 0.8;
  transform: scale(1);
}

/* Hero */
.hero {
  padding-top: clamp(90px, 12vw, 160px);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(32px, 6vw, 48px);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: color-mix(in oklab, var(--accent) 18%, transparent);
  color: color-mix(in oklab, var(--text) 90%, #ffffff);
  box-shadow: 0 12px 28px color-mix(in oklab, var(--accent) 18%, transparent);
}

.hero h1 {
  margin: 16px 0;
  font-size: clamp(36px, 6vw, 52px);
  line-height: 1.1;
  letter-spacing: 0.4px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin: 28px 0;
}

.hero-metrics {
  list-style: none;
  display: flex;
  gap: clamp(18px, 4vw, 32px);
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.hero-metrics li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 120px;
}

.hero-metrics strong {
  font-size: 1.4rem;
  letter-spacing: 0.04em;
}

.metric-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.metric-icon {
  width: 28px;
  height: 28px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in oklab, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 22%, transparent);
  color: color-mix(in oklab, var(--text) 92%, var(--accent) 8%);
  box-shadow: 0 12px 26px color-mix(in oklab, var(--accent) 16%, transparent);
}

.metric-icon svg {
  opacity: 0.9;
}

.hero-visual {
  display: grid;
  gap: 26px;
}

.hero-shield {
  position: relative;
  width: clamp(200px, 32vw, 260px);
  aspect-ratio: 3 / 4;
  margin-inline: auto;
  border-radius: 42% 42% 58% 58%;
  display: grid;
  place-items: center;
  color: var(--accent);
  filter: drop-shadow(0 20px 50px color-mix(in oklab, var(--accent) 20%, transparent));
}

.hero-shield svg {
  width: 70%;
  height: auto;
}

.pulse {
  position: absolute;
  inset: 16%;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  animation: shieldPulse 3.8s ease-out infinite;
  opacity: 0;
}

.pulse-1 {
  animation-delay: 0s;
}

.pulse-2 {
  animation-delay: 1.1s;
}

.pulse-3 {
  animation-delay: 2.2s;
}

@keyframes shieldPulse {
  0% {
    transform: scale(0.9);
    opacity: 0.55;
  }
  60% {
    transform: scale(1.35);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

.hero-console {
  padding: 22px;
  display: grid;
  gap: 18px;
}

.console-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 600;
}

.console-progress {
  display: grid;
  gap: 12px;
}

.progress {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--panel) 65%, transparent);
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--accent) 14%, transparent);
}

.console-monitor {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 18px 0 18px;
}

.monitor-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--panel) 86%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 10%, transparent);
}

.monitor-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: color-mix(in oklab, var(--muted) 80%, var(--text) 20%);
}

.monitor-value {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}

.monitor-value strong {
  font-size: 1.4rem;
}

.monitor-value .unit {
  font-size: 0.8rem;
  opacity: 0.7;
  text-transform: uppercase;
}

#monitorNetworkUnit[data-state="offline"] {
  color: #ff9b9b;
  text-transform: uppercase;
  font-weight: 600;
  opacity: 1;
}

#monitorNetworkUnit[data-state="online"] {
  color: color-mix(in oklab, var(--accent) 50%, #ffffff 10%);
}

.progress-bar {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 14px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: #ffffff;
  text-transform: uppercase;
}

.progress-bar-alt {
  background: linear-gradient(90deg, color-mix(in oklab, var(--accent) 40%, #23c7ff 35%), color-mix(in oklab, var(--accent-2) 55%, #ff70d2 20%));
  justify-content: flex-start;
  padding-right: 0;
  padding-left: 14px;
}

.console-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.console-grid strong {
  font-size: 1.4rem;
}

.console-footer {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--accent) 85%, #ffffff 0%);
  box-shadow: 0 0 14px currentColor;
}

.status-online {
  color: color-mix(in oklab, var(--accent) 80%, #ffffff 0%);
}

.status-sync {
  color: var(--muted);
}

.status-error {
  color: #ff7f9d;
}

.status-error .status-dot {
  background: #ff7f9d;
  box-shadow: 0 0 16px rgba(255, 127, 157, 0.8);
}

.status-online .status-dot {
  animation: blink 1.8s ease-in-out infinite alternate;
}

.status-sync .status-dot {
  animation: blink 1.2s ease-in-out infinite alternate;
}

@keyframes blink {
  from {
    opacity: 0.6;
  }
  to {
    opacity: 1;
  }
}

/* Dashboard panels */
.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(20px, 5vw, 32px);
}

.panel-card {
  position: relative;
  padding: clamp(24px, 4vw, 32px);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 88%, transparent), color-mix(in oklab, var(--panel) 95%, transparent));
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  box-shadow: 0 18px 48px rgba(6, 18, 32, 0.38);
  display: grid;
  gap: 18px;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.panel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: color-mix(in oklab, var(--accent) 22%, transparent);
}

.panel-card header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.panel-card p {
  margin: 0;
}

.panel-card .metric {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.panel-card .metric strong {
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in oklab, var(--accent) 16%, transparent);
  box-shadow: 0 12px 28px color-mix(in oklab, var(--accent) 18%, transparent);
}

.icon::before {
  font-size: 1.1rem;
  color: var(--text);
}

.icon-scan::before {
  content: "\27F3";
}

.icon-network::before {
  content: "\2601";
}

.icon-update::before {
  content: "\2913";
}

.update-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.update-message {
  margin-top: 10px;
  min-height: 20px;
  font-size: 0.85rem;
  transition: color 0.3s ease;
}

.update-message.state-available {
  color: color-mix(in oklab, var(--accent) 80%, #ffffff 0%);
}

.update-message.state-error {
  color: #ff7f9d;
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(20px, 4vw, 28px);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.feature-list li {
  position: relative;
  padding-left: 18px;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--accent) 70%, transparent);
  box-shadow: 0 0 14px color-mix(in oklab, var(--accent) 40%, transparent);
}


.feature-card {
  padding: clamp(22px, 4vw, 30px);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 92%, transparent), color-mix(in oklab, var(--panel) 98%, transparent));
  box-shadow: 0 14px 36px rgba(6, 18, 32, 0.32);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in oklab, var(--accent) 20%, transparent);
  box-shadow: var(--shadow-soft);
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 12px;
}

.feature-card p {
  margin: 0;
}

/* Security Score (hero console) */
.score-bar {
  height: 10px;
  width: 100%;
  border-radius: 999px;
  background: color-mix(in oklab, var(--panel) 82%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 10%, transparent);
  overflow: hidden;
}

.score-fill {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in oklab, var(--accent) 88%, #ffffff 12%), color-mix(in oklab, var(--accent-2) 86%, #ffffff 14%));
  box-shadow: 0 0 18px color-mix(in oklab, var(--accent) 24%, transparent);
  transition: width 0.8s ease;
}


/* Download */
.download-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(28px, 6vw, 40px);
  align-items: start;
}

.download-copy {
  display: grid;
  gap: 20px;
}

.download-version {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 22%, transparent);
  width: fit-content;
}

.download-version .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.download-version .value {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.download-points {
  margin: 16px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.download-panel {
  padding: clamp(24px, 4vw, 32px);
  display: grid;
  gap: 18px;
}

.hash-block {

  padding: 16px;
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--panel) 86%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 18%, transparent);
  display: grid;
  gap: 6px;
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  word-break: break-all;
}

.hash-block code {
  color: var(--text);
}

/* History */
.history-list {
  display: grid;
  gap: clamp(24px, 5vw, 32px);
}

.release-card {
  position: relative;
  padding: clamp(24px, 4vw, 32px);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--accent) 10%, transparent);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 90%, transparent), color-mix(in oklab, var(--panel) 96%, transparent));
  box-shadow: 0 18px 48px rgba(6, 18, 32, 0.32);
  display: grid;
  gap: 18px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.release-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in oklab, var(--accent) 20%, transparent);
  box-shadow: var(--shadow-soft);
}

.release-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.release-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.release-version {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.release-points {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 6px;
  color: var(--muted);
}

/* Settings */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(20px, 5vw, 32px);
}

.ip-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.switch {
  position: relative;
  display: inline-flex;
  width: 56px;
  height: 30px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch span {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: color-mix(in oklab, var(--panel) 80%, transparent);
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--accent) 14%, transparent);
  transition: background 0.3s ease;
}

.switch span::before {
  content: "";
  position: absolute;
  height: 24px;
  width: 24px;
  left: 2px;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  border-radius: 50%;
  transition: transform 0.3s ease;
  box-shadow: 0 10px 20px color-mix(in oklab, var(--accent) 20%, transparent);
}

.switch input:checked + span {
  background: color-mix(in oklab, var(--accent) 18%, transparent);
}

.switch input:checked + span::before {
  transform: translate(26px, -50%);
}

.ip-panel {
  position: relative;
  overflow: hidden;
}

.ip-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, color-mix(in oklab, var(--accent) 16%, transparent), transparent 65%);
  opacity: 0.5;
  pointer-events: none;
}

.ip-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ip-value {
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  letter-spacing: 0.12em;
  font-weight: 600;
  padding: 12px 0;
  word-break: break-all;
}

.shimmer {
  position: relative;
  color: transparent;
  background: linear-gradient(90deg, color-mix(in oklab, var(--panel) 40%, transparent), color-mix(in oklab, var(--accent) 16%, transparent), color-mix(in oklab, var(--panel) 40%, transparent));
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
}

@keyframes shimmer {
  from {
    background-position: 200% 0;
  }
  to {
    background-position: -200% 0;
  }
}

.ip-panel.active .ip-value {
  color: var(--text);
  background: none;
  animation: none;
}

/* Footer */
.site-footer {
  padding: 36px 0;
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 72%, transparent), color-mix(in oklab, var(--panel) 60%, transparent));
  border-top: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  backdrop-filter: blur(20px);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
}

.mail-toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: rgba(12, 28, 48, 0.92);
  color: #ffffff;
  padding: 14px 22px;
  border-radius: 14px;
  box-shadow: 0 18px 40px rgba(6, 18, 32, 0.45);
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  transition: opacity 0.35s ease, transform 0.35s ease;
  z-index: 120;
  letter-spacing: 0.02em;
}

.mail-toast.visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
/* Cursor glow */
.cursor-glow {
  position: fixed;
  width: clamp(120px, 16vw, 180px);
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
  mix-blend-mode: screen;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent) 20%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 10;
}

/* Splash */
.splash {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 20% 20%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 65%) color-mix(in oklab, var(--bg) 98%, #000000);
  z-index: 100;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.splash.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-inner {
  display: grid;
  gap: 20px;
  text-align: center;
  color: var(--text);
}

.splash-shield {
  position: relative;
  width: clamp(90px, 16vw, 140px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  color: var(--accent);
}

.splash-shield .ring {
  position: absolute;
  inset: 15%;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
  animation: shieldPulse 3.2s ease-out infinite;
}

.splash-shield .ring-2 {
  animation-delay: 0.9s;
}

.splash-shield .ring-3 {
  animation-delay: 1.8s;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* Auralis X brand */
.brand-text {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.brand-name {
  letter-spacing: 0.2px;
}

.brand-x {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 10px color-mix(in oklab, var(--accent) 45%, transparent));
}

.brand-x::before,
.brand-x::after {
  content: "";
  position: absolute;
  left: -10%;
  right: -10%;
  top: 50%;
  height: 2px;
  border-radius: 2px;
  background: color-mix(in oklab, var(--accent) 55%, transparent);
  opacity: 0.55;
}

.brand-x::before {
  transform: translateY(-50%) rotate(38deg);
}

.brand-x::after {
  transform: translateY(-50%) rotate(-38deg);
}

.splash-brand {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.splash-brand .brand-x {
  font-size: 1.2em;
}

.splash-brand .brand-x {
  transform: translateY(1px);
}

.x-mark {
  position: absolute;
  inset: 8px;
  border-radius: 18px;
  pointer-events: none;
  opacity: 0.85;
  filter: drop-shadow(0 0 18px color-mix(in oklab, var(--accent) 40%, transparent));
}

.x-mark::before,
.x-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 85%, transparent), color-mix(in oklab, var(--accent-2) 70%, transparent));
  border-radius: inherit;
  opacity: 0.22;
}

.x-mark::before {
  clip-path: polygon(0 18%, 18% 0, 100% 82%, 82% 100%);
}

.x-mark::after {
  clip-path: polygon(82% 0, 100% 18%, 18% 100%, 0 82%);
}

.x-mark--hero {
  inset: 14%;
  border-radius: 24px;
  opacity: 0.65;
}

/* Tabs: animated section switching */
.tab-panels {
  min-height: calc(100vh - 86px);
}

.tab-section {
  display: none;
  opacity: 0;
  transform: translateY(16px);
}

.tab-section.is-active {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: tabIn 0.42s ease both;
}

.tab-section.is-exiting {
  display: block;
  animation: tabOut 0.32s ease both;
}

@keyframes tabIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes tabOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

.select-section {
  display: none;
  min-width: 190px;
}

/* Testing builds */
.build-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(18px, 4vw, 28px);
}

.build-card {
  position: relative;
  padding: clamp(24px, 4vw, 32px);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 90%, transparent), color-mix(in oklab, var(--panel) 96%, transparent));
  box-shadow: 0 18px 48px rgba(6, 18, 32, 0.34);
  display: grid;
  gap: 16px;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.build-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 18% 18%, color-mix(in oklab, var(--accent) 14%, transparent), transparent 62%);
  opacity: 0.7;
  pointer-events: none;
}

.build-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in oklab, var(--accent) 22%, transparent);
  box-shadow: var(--shadow-soft);
}

.build-top {
  display: grid;
  gap: 10px;
  position: relative;
}

.build-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.build-title-row h3 {
  margin: 0;
  font-size: 1.2rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid transparent;
  background: color-mix(in oklab, var(--panel) 86%, transparent);
}

.pill-stable {
  color: color-mix(in oklab, var(--accent) 75%, #ffffff);
  border-color: color-mix(in oklab, var(--accent) 28%, transparent);
}

.pill-testing {
  color: color-mix(in oklab, var(--accent-2) 78%, #ffffff);
  border-color: color-mix(in oklab, var(--accent-2) 30%, transparent);
}

.pill-experimental {
  color: #ffd6e6;
  border-color: rgba(255, 127, 157, 0.4);
}

.build-actions {
  display: grid;
  gap: 12px;
  position: relative;
}

.warning {
  font-size: 0.9rem;
  color: color-mix(in oklab, var(--muted) 70%, #ff9bb0 30%);
  border-left: 2px solid rgba(255, 127, 157, 0.55);
  padding-left: 12px;
}

.small-note {
  margin-top: 18px;
  font-size: 0.95rem;
}

/* Guides */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(18px, 4vw, 28px);
}

.guide-card {
  padding: clamp(24px, 4vw, 32px);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--accent) 12%, transparent);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 90%, transparent), color-mix(in oklab, var(--panel) 98%, transparent));
  box-shadow: 0 18px 48px rgba(6, 18, 32, 0.32);
  display: grid;
  gap: 16px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.guide-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in oklab, var(--accent) 20%, transparent);
  box-shadow: var(--shadow-soft);
}

.guide-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.guide-head h3 {
  margin: 0;
  font-size: 1.15rem;
}

.guide-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: color-mix(in oklab, var(--accent) 16%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 18%, transparent);
  box-shadow: 0 12px 28px color-mix(in oklab, var(--accent) 18%, transparent);
}

.guide-icon::before {
  font-size: 1.1rem;
  color: var(--text);
}

.guide-icon-install::before {
  content: "\2193";
}

.guide-icon-verify::before {
  content: "\2714";
}

.guide-icon-testing::before {
  content: "\23F3";
}

.guide-icon-rollback::before {
  content: "\21A9";
}

.steps {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.steps li {
  line-height: 1.55;
}

/* Themes */
body.theme-dark {
  --bg: #08111d;
  --panel: rgba(17, 26, 40, 0.78);
  --text: #eef4ff;
  --muted: #8f9eb5;
  --accent: #43d9ff;
  --accent-2: #1c8cff;
}

body.theme-light {
  --bg: #f6f8fc;
  --panel: rgba(255, 255, 255, 0.82);
  --text: #1d2433;
  --muted: #5a6b85;
  --accent: #3f8cff;
  --accent-2: #2458ff;
}

body.theme-blue {
  --bg: #071326;
  --panel: rgba(12, 24, 48, 0.82);
  --text: #e5f0ff;
  --muted: #8999bd;
  --accent: #4aa1ff;
  --accent-2: #1f5dff;
}

body.theme-green {
  --bg: #031a16;
  --panel: rgba(9, 30, 27, 0.82);
  --text: #e8fff6;
  --muted: #7ead9f;
  --accent: #4ee5b5;
  --accent-2: #23c493;
}

body.theme-violet {
  --bg: #150929;
  --panel: rgba(30, 14, 56, 0.82);
  --text: #f4eaff;
  --muted: #b2a3d5;
  --accent: #b886ff;
  --accent-2: #7f45ff;
}

body.theme-amber {
  --bg: #1c1202;
  --panel: rgba(36, 24, 8, 0.82);
  --text: #fff2dc;
  --muted: #d9bfa1;
  --accent: #ffca5b;
  --accent-2: #ff9b2f;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  body,
  body::before,
  .reveal,
  .pulse,
  .cursor-glow,
  .splash,
  .btn,
  .panel-card,
  .feature-card,
  .hero-shield,
  .splash-shield .ring {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Responsive */
@media (max-width: 1080px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
  }

  .hero-console {
    width: min(100%, 420px);
  }
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .select-section {
    display: inline-flex;
  }

  .section::after {
    left: 16px;
    right: 16px;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding-inline: 0;
  }

  .container {
    width: min(100%, 90vw);
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    flex: 1;
  }

  .download-layout {
    grid-template-columns: 1fr;
  }

  .panel-card,
  .feature-card,
  .download-panel {
    padding: 22px;
  }

  .console-monitor {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .mail-toast {
    left: 16px;
    right: 16px;
    bottom: 24px;
  }
}

@media (max-width: 460px) {
  .console-monitor {
    grid-template-columns: 1fr;
  }
}