/* All rules are scoped to the enhancement; business controls retain their layout. */
.vpn-particles {
  --vp-bg: #071321; --vp-ink: #e8f3ff; --vp-muted: #87a1bb; --vp-line: #1d3650; --vp-accent: #a9d2ff;
  box-sizing: border-box; grid-column: 1 / -1; width: 100%; margin: 12px 0 30px;
  font-family: inherit; color: var(--vp-ink); isolation: isolate; position: relative;
}
.dark .vpn-particles, .is-dark .vpn-particles {
  --vp-bg: #071321; --vp-ink: #e8f3ff; --vp-muted: #87a1bb; --vp-line: #1d3650; --vp-accent: #a9d2ff;
}
.vpn-particles *, .vpn-particles *::before, .vpn-particles *::after { box-sizing: border-box; }
.vp-stage { position: relative; overflow: hidden; min-height: 468px; border: 1px solid var(--vp-line); border-radius: 22px; background: radial-gradient(ellipse at 68% 45%, #174b6b40, transparent 58%), var(--vp-bg); box-shadow: inset 0 0 100px #0007, 0 20px 90px #0008; }
.vp-stage::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .8; background-image: radial-gradient(circle at 14% 17%, #b9ddffb8 0 1px, transparent 1.5px), radial-gradient(circle at 74% 28%, #d2c7ff99 0 1px, transparent 1.5px), radial-gradient(circle at 89% 76%, #9fcaff99 0 1px, transparent 1.5px), radial-gradient(circle at 37% 83%, #a9e5ff99 0 1px, transparent 1.5px); background-size: 211px 173px, 293px 241px, 257px 313px, 337px 281px; }
.vp-copy { position: relative; z-index: 2; padding: 45px 0 32px 34px; width: 39%; pointer-events: none; }
.vp-kicker { display: flex; align-items: center; gap: 8px; font: 10px/1.5 ui-monospace, monospace; letter-spacing: .14em; color: var(--vp-muted); margin: 0 0 25px; }
.vp-kicker i { width: 5px; height: 5px; border-radius: 50%; background: var(--vp-accent); box-shadow: 0 0 10px #6cdfae55; }
.vp-copy h2 { margin: 0 0 14px; font-size: clamp(23px, 2.5vw, 34px); line-height: 1.45; letter-spacing: -.04em; font-weight: 600; }
.vp-copy h2 em { font-style: normal; color: var(--vp-accent); }
.vp-description { margin: 0; color: var(--vp-muted); font-size: 13px; line-height: 1.85; max-width: 250px; }
.vp-scene { position: absolute; width: 69%; height: calc(100% - 61px); top: 0; right: 0; }
.vp-scene canvas { display: block; width: 100%; height: 100%; pointer-events: none; }
.vp-hint { position: absolute; right: 23px; top: 19px; margin: 0; color: var(--vp-muted); font: 9px/1.5 ui-monospace, monospace; letter-spacing: .12em; pointer-events: none; }
.vp-tools { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-top: 24px; pointer-events: auto; max-width: 260px; }
.vp-toggle { border: 1px solid var(--vp-line); border-radius: 30px; background: transparent; color: var(--vp-ink); font: inherit; font-size: 12px; padding: 8px 13px; min-height: 36px; cursor: pointer; white-space: nowrap; }
.vp-counter { font: 10px/1.5 ui-monospace, monospace; color: var(--vp-muted); }
.vp-modes { position: absolute; bottom: 0; left: 0; right: 0; z-index: 3; display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); border-top: 1px solid var(--vp-line); background: #081724e8; backdrop-filter: blur(10px); }
.vp-mode { position: relative; background: transparent; border: 0; padding: 17px 7px; min-height: 60px; color: var(--vp-muted); cursor: pointer; font: inherit; font-size: 12px; line-height: 1.6; white-space: nowrap; }
.vp-mode + .vp-mode { border-left: 1px solid var(--vp-line); }
.vp-mode span { margin-right: 7px; font: 9px ui-monospace, monospace; opacity: .7; }
.vp-mode[aria-pressed="true"] { color: var(--vp-accent); background: #56bba811; }
.vp-mode[aria-pressed="true"]::after { content: ''; position: absolute; left: 22%; right: 22%; bottom: 0; height: 2px; background: var(--vp-accent); }
.vp-wave-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: 28px 1px 14px; }
.vp-wave-heading h3 { font-size: 14px; font-weight: 500; margin: 0; }
.vp-wave-heading button { font: inherit; font-size: 12px; background: transparent; border: 0; color: var(--vp-accent); cursor: pointer; padding: 5px 0 5px 12px; min-height: 32px; }
.vp-wave-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; perspective: 1000px; }
.vp-card { display: block; min-width: 0; padding: 20px; border: 1px solid var(--vp-line); border-radius: 12px; text-decoration: none; color: var(--vp-ink); background: #0b1a29cc; position: relative; transition: border-color .2s, box-shadow .2s; }
.vp-card:hover, .vp-card:focus-visible { border-color: var(--vp-accent); box-shadow: 0 8px 20px #12534b0c; }
.vp-card-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.vp-card strong { font-size: 14px; font-weight: 550; }
.vp-card small { display: block; font-size: 11px; color: var(--vp-muted); margin-top: 9px; line-height: 1.5; }
.vp-card b { font-size: 19px; font-weight: 400; color: var(--vp-accent); }
.vpn-particles button:focus-visible, .vpn-particles a:focus-visible { outline: 2px solid var(--vp-accent); outline-offset: 4px; }
.vp-interaction-layer { position: fixed; inset: 0; pointer-events: none !important; z-index: 2147483000; overflow: hidden; contain: strict; }
.vp-spark { position: absolute; display: block; width: 3px; height: 3px; border-radius: 50%; background: #27b6a5; pointer-events: none !important; box-shadow: 0 0 5px #47d6ca55; }
.dark .vp-spark, .is-dark .vp-spark { background: #a4f5de; }
html[data-vpn-particle-fx] .cosmic-click-star, html[data-vpn-particle-fx] .cosmic-pointer-halo { display: none !important; }
@media(max-width: 760px) {
  .vpn-particles { margin: 0 0 16px; }
  .vp-stage { min-height: 516px; border-radius: 16px; }
  .vp-copy { width: 100%; padding: 24px 24px 0; }
  .vp-kicker { margin-bottom: 13px; }
  .vp-copy h2 { font-size: 25px; margin-bottom: 7px; }
  .vp-copy h2 br { display: none; }
  .vp-description { max-width: 100%; font-size: 12px; }
  .vp-scene { width: 100%; height: 242px; top: 175px; }
  .vp-hint { display: none; }
  .vp-tools { margin-top: 13px; max-width: 100%; justify-content: flex-start; gap: 15px; }
  .vp-toggle { font-size: 11px; min-height: 30px; padding: 5px 11px; }
  .vp-modes { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .vp-mode { min-height: 46px; font-size: 11px; padding: 11px 3px; }
  .vp-mode:nth-child(4) { border-left: 0; }
  .vp-mode:nth-child(n+4) { border-top: 1px solid var(--vp-line); }
  .vp-wave-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
  .vp-card { padding: 16px 12px; }
  .vp-card strong { font-size: 12px; }
  .vp-card small { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .vpn-particles *, .vp-spark { animation: none !important; transition: none !important; }
}

/* Give /home the same constellation identity while retaining all solar controls. */
html[data-vpn-particle-fx] .orbit-page {
  background-image: radial-gradient(ellipse at 82% 12%, #26437421, transparent 46%),
    radial-gradient(circle at 19% 28%, #8ebeff66 0 1px, transparent 1.5px),
    radial-gradient(circle at 67% 61%, #9ecff755 0 1px, transparent 1.5px);
  background-size: auto, 267px 233px, 367px 311px;
}
html[data-vpn-particle-fx] .orbit-main { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 30px 36px; padding-top: 44px; }
.orbit-main .orbit-intro { grid-column: 1; grid-row: 1; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 0; gap: 20px; }
.orbit-main .orbit-intro h1 { font-size: clamp(36px,4.5vw,60px); }
.orbit-main .orbit-intro > div { width: 100%; max-width: none; text-align: left; }
.orbit-main .orbit-intro-side { width: 100%; max-width: none; }
.orbit-main .orbit-intro-side p { font-size: 15px; }
.orbit-main .vpn-particles { display: contents; }
.orbit-main .vp-stage { grid-column: 2; grid-row: 1; min-height: 428px; align-self: stretch; }
.orbit-main .vp-copy { padding: 21px; width: 100%; display: flex; align-items: center; justify-content: space-between; }
.orbit-main .vp-copy h2, .orbit-main .vp-description, .orbit-main .vp-hint { display: none; }
.orbit-main .vp-kicker { font-size: 9px; margin: 0; }
.orbit-main .vp-tools { margin: 0; gap: 12px; }
.orbit-main .vp-toggle { font-size: 10px; padding: 6px 9px; min-height: 28px; }
.orbit-main .vp-scene { top: 36px; width: 100%; height: calc(100% - 102px); }
.orbit-main .vp-mode { font-size: 12px; padding: 13px 2px; }
.orbit-main .vp-mode span { display: block; margin: 0 0 4px; }
.orbit-main .vp-wave-heading { grid-column: 1 / -1; grid-row: 4; margin: 0 0 -16px; color: var(--orbit-text); }
.orbit-main .vp-wave-grid { grid-column: 1 / -1; grid-row: 5; padding-bottom: 12px; }
.orbit-main .solar-explorer { grid-column: 1 / -1; grid-row: 2; margin: 6px 0 0; box-shadow: 0 20px 70px #0002; }
.orbit-main .orbit-model-catalog { grid-column: 1 / -1; grid-row: 3; margin: 0; }
.orbit-light .vp-card { background: #f5f9ff; border-color: #c8daee; color: #244667; }
.orbit-light .vp-card small { color: #547491; }
.orbit-light .vp-card b { color: #3576ad; }
@media (max-width: 1000px) {
  html[data-vpn-particle-fx] .orbit-main { grid-template-columns: 1fr; padding-top: 24px; gap: 26px; }
  .orbit-main .orbit-intro { grid-row: 1; }
  .orbit-main .vp-stage { grid-column: 1; grid-row: 2; }
  .orbit-main .solar-explorer { grid-row: 3; }
  .orbit-main .orbit-model-catalog { grid-row: 4; }
  .orbit-main .vp-wave-heading { grid-row: 5; }
  .orbit-main .vp-wave-grid { grid-row: 6; }
}
@media (max-width: 600px) {
  .orbit-main .vp-stage { min-height: 370px; }
  .orbit-main .vp-copy { padding: 16px 12px; }
  .orbit-main .vp-counter { display: none; }
  .orbit-main .vp-scene { top: 38px; height: 228px; }
  .orbit-main .vp-mode { min-height: 46px; padding: 8px 3px; font-size: 10px; }
  .orbit-main .vp-mode span { display: inline; margin-right: 5px; }
}