/* Vantshard landing — twilight popup: rail, panels, facets, sea-glass + rose */

:root {
  --vs-void: #0f151b;
  --vs-primary: #141c24;
  --vs-secondary: #243038;
  --vs-surface: #2a3844;
  --vs-text: #dce4ea;
  --vs-dim: #8a9aa8;
  --vs-faint: #5c6d7a;
  --vs-accent: #6ec4c0;
  --vs-accent-deep: #4a9e9a;
  --vs-accent-soft: rgba(110, 196, 192, 0.14);
  --vs-rose: #d4847a;
  --vs-rose-soft: rgba(212, 132, 122, 0.12);
  --vs-last: #e8c4a8;
  --vs-rule: rgba(220, 228, 234, 0.08);
  --vs-rule-strong: rgba(220, 228, 234, 0.16);
  --vs-glow: rgba(110, 196, 192, 0.35);
  --vs-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --vs-ui: 'Lexend', system-ui, sans-serif;
  --vs-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --vs-max: 1040px;
  --vs-pad: 22px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body.vs-site {
  margin: 0;
  font-family: var(--vs-ui);
  font-size: 15px;
  line-height: 1.62;
  color: var(--vs-text);
  background: var(--vs-primary);
  background-image:
    radial-gradient(120% 80% at 50% -25%, rgba(110, 196, 192, 0.09), transparent 55%),
    linear-gradient(180deg, transparent 55%, rgba(212, 132, 122, 0.07) 100%);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--vs-accent); text-decoration: none; }
a:hover { color: #9ee0dc; }

.vs-wrap {
  width: min(var(--vs-max), 100% - 2 * var(--vs-pad));
  margin-inline: auto;
}

/* ── Cap header (twilight-cap) ── */

.vs-cap {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 16px 0 14px;
  border-bottom: 1px solid var(--vs-rule);
  background: linear-gradient(180deg, var(--vs-secondary) 0%, rgba(20, 28, 36, 0.94) 100%);
  backdrop-filter: blur(10px);
}

.vs-cap-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.vs-brand-block { display: flex; align-items: center; gap: 12px; color: var(--vs-text); }

.vs-brand-block img { border-radius: 6px; }

.vs-brand-name {
  display: block;
  font-family: var(--vs-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.vs-brand-tag {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--vs-dim);
}

.vs-cap-nav {
  display: flex;
  gap: 20px;
  font-size: 13px;
  font-weight: 500;
}

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

.vs-live-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--vs-surface);
  border: 1px solid var(--vs-rule);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vs-accent);
}

.vs-live-pill i {
  display: block;
  width: 48px;
  height: 6px;
  border-radius: 99px;
  background: var(--vs-void);
  position: relative;
}

.vs-live-pill i::after {
  content: '';
  position: absolute;
  right: 0;
  top: -5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--vs-accent);
  box-shadow: 0 0 12px var(--vs-glow);
}

.vs-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid rgba(110, 196, 192, 0.45);
  background: var(--vs-accent-soft);
  color: var(--vs-accent);
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.vs-btn:hover {
  background: rgba(110, 196, 192, 0.22);
  box-shadow: 0 0 24px var(--vs-glow);
  color: var(--vs-text);
}

.vs-btn-solid {
  background: var(--vs-accent);
  color: var(--vs-void);
  border-color: transparent;
}

.vs-btn-solid:hover { color: var(--vs-void); background: #8ed8d4; }

/* ── Horizon line ── */

.vs-horizon {
  height: 3px;
  background: linear-gradient(90deg, var(--vs-accent), var(--vs-rose), var(--vs-last), transparent);
  opacity: 0.85;
}

/* ── Layout with rail ── */

.vs-page {
  display: grid;
  grid-template-columns: 5px minmax(0, 1fr);
  gap: 0;
  min-height: 40vh;
}

.vs-rail-bar {
  background: linear-gradient(180deg, var(--vs-accent) 0%, var(--vs-rose) 45%, transparent 100%);
  opacity: 0.75;
}

.vs-content { padding: 0 var(--vs-pad) 64px; }

/* ── Hero ── */

.vs-hero {
  padding: 56px 0 48px;
}

.vs-hero-grid {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 340px);
  gap: 40px;
  align-items: center;
}

.vs-kicker {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vs-rose);
  margin-bottom: 14px;
}

.vs-hero h1 {
  margin: 0 0 18px;
  font-family: var(--vs-display);
  font-size: clamp(2.1rem, 4.8vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.vs-hero h1 span {
  color: var(--vs-accent);
}

.vs-copy { color: var(--vs-dim); max-width: 50ch; margin: 0 0 12px; }
.vs-copy strong { color: var(--vs-text); font-weight: 600; }

.vs-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 16px; }

.vs-fine { font-size: 12px; color: var(--vs-faint); }

.vs-facet-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-width: 320px;
  margin-top: 28px;
}

.vs-facet-preview button {
  padding: 12px 8px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  border-radius: 10px;
  border: 1px solid var(--vs-rule);
  background: rgba(36, 48, 56, 0.5);
  color: var(--vs-dim);
  cursor: default;
}

.vs-facet-preview button.active {
  border-color: rgba(110, 196, 192, 0.5);
  background: var(--vs-accent-soft);
  color: var(--vs-accent);
}

.vs-shot {
  border: 1px solid var(--vs-rule-strong);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.35), 0 32px 64px rgba(0, 0, 0, 0.4);
}

.vs-shot img { display: block; width: 100%; height: auto; }

.vs-shot-cap {
  padding: 10px 14px;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--vs-dim);
  border-bottom: 1px solid var(--vs-rule);
  background: var(--vs-secondary);
}

/* ── Panels (sections) ── */

.vs-panel-section {
  padding: 48px 0 0;
}

.vs-panel {
  margin-bottom: 20px;
  padding: 20px 22px;
  background: rgba(36, 48, 56, 0.55);
  border: 1px solid var(--vs-rule);
  border-radius: 12px;
}

.vs-panel-title {
  margin: 0 0 6px;
  font-family: var(--vs-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.vs-panel-note {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--vs-dim);
  max-width: 62ch;
}

.vs-facet-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.vs-facet {
  padding: 16px 12px;
  text-align: center;
  border-radius: 10px;
  border: 1px solid var(--vs-rule);
  background: var(--vs-primary);
}

.vs-facet h3 {
  margin: 10px 0 6px;
  font-size: 14px;
  font-weight: 600;
}

.vs-facet p {
  margin: 0;
  font-size: 12px;
  color: var(--vs-dim);
  line-height: 1.5;
}

.vs-gem {
  width: 28px;
  height: 28px;
  margin: 0 auto;
  border-radius: 50%;
}

.vs-gem.eve { background: radial-gradient(circle at 30% 30%, var(--vs-accent), var(--vs-primary)); box-shadow: 0 0 16px var(--vs-glow); }
.vs-gem.bal { background: linear-gradient(135deg, var(--vs-accent), var(--vs-rose)); }
.vs-gem.day { background: radial-gradient(circle at 70% 30%, var(--vs-last), var(--vs-rose-soft)); }

.vs-facet.is-active {
  border-color: rgba(110, 196, 192, 0.45);
  box-shadow: 0 0 0 1px rgba(110, 196, 192, 0.15);
}

/* Refraction sliders */

.vs-dials { display: flex; flex-direction: column; gap: 14px; max-width: 480px; }

.vs-dial-head {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 6px;
}

.vs-dial-head span:first-child { color: var(--vs-dim); }
.vs-dial-head span:last-child { font-family: var(--vs-mono); color: var(--vs-accent); }

.vs-range {
  height: 6px;
  border-radius: 99px;
  background: var(--vs-void);
  overflow: hidden;
}

.vs-range i {
  display: block;
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--vs-accent-deep), var(--vs-accent));
}

.vs-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

/* Clock band */

.vs-clock {
  padding: 18px;
  border-radius: 12px;
  border: 1px solid var(--vs-rule);
  background: linear-gradient(135deg, rgba(110, 196, 192, 0.08), rgba(212, 132, 122, 0.06));
}

.vs-clock-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  font-size: 13px;
  color: var(--vs-dim);
}

.vs-clock-row b { color: var(--vs-text); font-family: var(--vs-mono); }

.vs-timeline {
  margin-top: 16px;
  height: 10px;
  border-radius: 99px;
  background: var(--vs-void);
  position: relative;
  overflow: hidden;
}

.vs-timeline span {
  position: absolute;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--vs-accent-soft), rgba(110, 196, 192, 0.35));
}

.vs-timeline span:nth-child(1) { left: 0; width: 29%; }
.vs-timeline span:nth-child(2) { left: 29%; width: 58%; background: rgba(92, 109, 122, 0.25); }
.vs-timeline span:nth-child(3) { left: 87%; width: 13%; background: linear-gradient(90deg, var(--vs-accent-soft), rgba(110, 196, 192, 0.35)); }

/* Privacy whisper cards */

.vs-whisper-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.vs-whisper {
  padding: 16px;
  border-radius: 10px;
  border: 1px solid var(--vs-rule);
  background: var(--vs-secondary);
}

.vs-whisper kbd {
  display: block;
  font-family: var(--vs-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--vs-rose);
  margin-bottom: 8px;
}

.vs-whisper h3 { margin: 0 0 6px; font-size: 15px; font-weight: 600; }
.vs-whisper p { margin: 0; font-size: 13px; color: var(--vs-dim); }

/* Footer whisper */

.vs-foot {
  margin-top: 56px;
  padding: 28px 0 36px;
  border-top: 1px solid var(--vs-rule);
}

.vs-foot-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}

.vs-foot-note {
  font-size: 11px;
  color: var(--vs-faint);
  letter-spacing: 0.04em;
}

.vs-foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 13px;
}

.vs-foot-links a { color: var(--vs-dim); }
.vs-foot-links a:hover { color: var(--vs-text); }

.vs-foot-meta {
  width: 100%;
  padding-top: 16px;
  margin-top: 8px;
  border-top: 1px solid var(--vs-rule);
  font-size: 11px;
  color: var(--vs-faint);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── Subpages ── */

.vs-page-hero {
  padding: 44px 0 32px;
  text-align: center;
}

.vs-page-hero h1 {
  font-family: var(--vs-display);
  font-size: 2.1rem;
  margin: 0 0 10px;
}

.vs-doc-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  font-family: var(--vs-mono);
  font-size: 11px;
  color: var(--vs-faint);
}

.vs-doc {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 28px;
  padding-bottom: 56px;
}

.vs-doc-nav h4 {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vs-faint);
  margin: 0 0 10px;
}

.vs-doc-nav ol { list-style: none; margin: 0; padding: 0; }

.vs-doc-nav a {
  display: block;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--vs-dim);
}

.vs-doc-nav a:hover { background: rgba(36, 48, 56, 0.6); color: var(--vs-text); }

.vs-doc-body h2 {
  font-family: var(--vs-display);
  font-size: 1.15rem;
  margin: 2em 0 0.5em;
}

.vs-doc-body p,
.vs-doc-body li { color: var(--vs-dim); font-size: 14px; }

.vs-doc-body code {
  font-family: var(--vs-mono);
  font-size: 0.88em;
  padding: 2px 5px;
  background: var(--vs-secondary);
  border-radius: 4px;
}

.vs-callout {
  padding: 14px 16px;
  margin-bottom: 20px;
  border-radius: 10px;
  border: 1px solid var(--vs-rule);
  background: var(--vs-accent-soft);
}

.vs-callout kbd {
  display: block;
  font-family: var(--vs-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--vs-accent);
  margin-bottom: 6px;
}

.vs-form {
  padding: 18px;
  border-radius: 12px;
  border: 1px solid var(--vs-rule);
  background: rgba(36, 48, 56, 0.55);
}

.vs-reasons { display: flex; flex-direction: column; gap: 8px; margin: 12px 0; }

.vs-reason {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--vs-rule);
  font-size: 13px;
  cursor: pointer;
}

.vs-reason:has(input:checked) {
  border-color: rgba(110, 196, 192, 0.45);
  background: var(--vs-accent-soft);
}

.vs-form textarea {
  width: 100%;
  min-height: 88px;
  padding: 10px;
  font-family: inherit;
  font-size: 13px;
  color: var(--vs-text);
  background: var(--vs-void);
  border: 1px solid var(--vs-rule);
  border-radius: 8px;
}

.vs-checklist { max-width: 620px; margin: 24px auto 0; text-align: left; }

.vs-check {
  display: flex;
  gap: 12px;
  padding: 12px 14px;
  margin-bottom: 8px;
  border-radius: 10px;
  border: 1px solid var(--vs-rule);
  background: rgba(36, 48, 56, 0.45);
}

.vs-check-num {
  font-family: var(--vs-mono);
  font-size: 12px;
  color: var(--vs-accent);
  font-weight: 600;
}

body.vs-site .rail { display: none; }

body.vs-site .nav {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--vs-rule);
  background: linear-gradient(180deg, var(--vs-secondary) 0%, rgba(20, 28, 36, 0.94) 100%);
}

body.vs-site .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--vs-max);
  margin-inline: auto;
  padding: 14px var(--vs-pad);
}

body.vs-site .lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--vs-text);
  text-decoration: none;
  font-family: var(--vs-display);
  font-weight: 700;
}

body.vs-site .lockup-sub {
  display: block;
  font-family: var(--vs-ui);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--vs-dim);
}

body.vs-site .nav-links a {
  color: var(--vs-dim);
  margin-right: 18px;
  font-size: 13px;
}

body.vs-site .nav-links a:hover { color: var(--vs-text); }

body.vs-site .wrap { width: min(900px, 100% - 2 * var(--vs-pad)); margin-inline: auto; }

body.vs-site .doc-hero,
body.vs-site .center-stage {
  padding: 48px 0 32px;
  text-align: center;
}

body.vs-site .doc-hero h1,
body.vs-site .center-stage h1 {
  font-family: var(--vs-display);
  font-size: 2rem;
}

body.vs-site .lede { color: var(--vs-dim); max-width: 56ch; margin-inline: auto; }

body.vs-site .section { padding: 40px 0; border-top: 1px solid var(--vs-rule); }
body.vs-site .sec-note { color: var(--vs-dim); }

body.vs-site .btn.btn-primary {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--vs-accent);
  color: var(--vs-void);
  font-weight: 600;
  border: none;
  text-decoration: none;
  display: inline-flex;
}

body.vs-site .btn.btn-ghost {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--vs-rule-strong);
  color: var(--vs-text);
  text-decoration: none;
}

body.vs-site .diamond { display: none; }

body.vs-site .footer {
  margin-top: 48px;
  padding: 32px 0;
  border-top: 1px solid var(--vs-rule);
  font-size: 13px;
  color: var(--vs-dim);
}

body.vs-site .footer a { color: var(--vs-dim); }
body.vs-site .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 24px; max-width: var(--vs-max); margin-inline: auto; padding: 0 var(--vs-pad); }

body.vs-site .doc {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  padding-bottom: 64px;
}

body.vs-site .doc-body p,
body.vs-site .doc-body li { color: var(--vs-dim); }

body.vs-site table { width: 100%; border-collapse: collapse; font-size: 14px; }
body.vs-site th, body.vs-site td { border: 1px solid var(--vs-rule); padding: 10px; text-align: left; }
body.vs-site th { background: var(--vs-secondary); }

@media (max-width: 880px) {
  .vs-hero-grid,
  .vs-two-col,
  .vs-facet-grid { grid-template-columns: 1fr; }
  .vs-cap-nav { display: none; }
  .vs-live-pill { display: none; }
  body.vs-site .doc { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}