/* Home page — smooth scroll, no section snap */
html.home-page {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

/* Home */
.hero { padding-top: 132px; padding-bottom: 40px; }
.hero01-grid { display: grid; grid-template-columns: 1.04fr 1fr; gap: 56px; align-items: center; }
.hero01-copy .display { margin: 22px 0 0; }
.hero01-copy .lead { margin: 26px 0 0; max-width: 520px; }
.hero01-copy .lead .it {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
}
.hero-actions { display: flex; align-items: center; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.hero-inline-stats { display: flex; gap: 26px; margin-top: 40px; flex-wrap: wrap; }
.hero-inline-stats .v { font-family: var(--font-display); font-size: 30px; font-weight: 500; line-height: 1; }
.hero-inline-stats .k { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-300); margin-top: 8px; }
.hero-inline-stats .sep { width: 1px; align-self: stretch; background: var(--line); }
.hero01-art { position: relative; }
.hero-proof { margin-top: 40px; }
.stat-asterisk { font-size: 0.5em; vertical-align: super; margin-left: 2px; font-weight: 500; opacity: 0.9; }
.stat-note { margin-top: 8px; font-family: var(--font-sans); font-size: 11px; line-height: 1.35; letter-spacing: 0.01em; color: var(--text-300); text-transform: none; }
.hero01-art .mock { transform: perspective(1800px) rotateY(-7deg) rotateX(2deg); transform-origin: left center; }
.hero-chip {
  position: absolute; z-index: 4; display: flex; align-items: center; gap: 10px;
  padding: 11px 15px; border-radius: 12px;
  background: rgba(13,13,19,0.82); border: 1px solid var(--border-strong);
  backdrop-filter: blur(12px); box-shadow: 0 20px 50px -24px rgba(0,0,0,0.8);
  font-family: var(--font-mono); font-size: 12px; animation: float 6s ease-in-out infinite;
}
.hero-chip .ic { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; background: var(--azure-wash-12); border: 1px solid var(--azure-border-strong); }
.hero-chip .ic svg { width: 16px; height: 16px; color: var(--chart-azure-bright); }
.hero-chip .l { color: var(--text-300); font-size: 9.5px; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-chip .b { color: var(--text-100); font-size: 14px; }
.hero-chip.c1 { top: 8%; left: -38px; }
.hero-chip.c2 { bottom: 14%; right: -30px; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-12px); } }
.mock { position: relative; }
.mock-body { background: #0a0a10; padding: 0; }
.mock-topbar { display: flex; align-items: center; gap: 18px; padding: 11px 18px; border-bottom: 1px solid var(--line); background: #0c0c13; }
.mock-brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-size: 15px; letter-spacing: 0.04em; flex: 0 0 auto; }
.mock-brand img { width: 18px; height: 18px; }
.mock-brand b { font-weight: 600; }
.mock-brand span { color: var(--text-300); }
.mock-tabs { display: flex; gap: 4px; overflow: hidden; flex: 1; min-width: 0; }
.mock-tabs span { font-size: 11.5px; color: var(--text-300); padding: 5px 9px; border-radius: 6px; white-space: nowrap; }
.mock-tabs span.on { color: var(--text-100); background: rgba(157,178,255,0.10); box-shadow: inset 0 0 0 1px rgba(157,178,255,0.22); }
.mock-user { font-family: var(--font-mono); font-size: 10px; color: var(--text-300); white-space: nowrap; flex: 0 0 auto; }
.mock-user .adm { color: var(--gold-200); display: block; text-align: right; }
.mock-controls { display: flex; align-items: center; gap: 16px; padding: 13px 18px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.mock-field { display: flex; align-items: center; gap: 9px; }
.mock-field .lab { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; color: var(--text-400); }
.mock-select { display: flex; align-items: center; gap: 18px; height: 28px; padding: 0 11px; border: 1px solid var(--border-strong); border-radius: 7px; background: rgba(255,255,255,0.02); font-size: 11.5px; color: var(--text-100); }
.mock-select svg { width: 11px; height: 11px; color: var(--text-300); }
.mock-periods { display: flex; gap: 3px; margin-left: auto; }
.mock-periods span { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-300); padding: 4px 8px; border-radius: 5px; border: 1px solid transparent; }
.mock-periods span.on { color: var(--chart-azure); border-color: rgba(157,178,255,0.4); background: rgba(157,178,255,0.08); }
.mock-chart { position: relative; height: 300px; padding: 16px 8px 28px; }
.mock-chart .js-chart { position: absolute; inset: 24px 60px 34px 12px; height: auto; }
.mock-wm { position: absolute; left: 50%; top: 52%; transform: translate(-50%,-50%); font-family: var(--font-display); font-size: 44px; color: rgba(255,255,255,0.03); letter-spacing: 0.08em; pointer-events: none; }
.mock-ytitle { position: absolute; right: 14px; top: 0; bottom: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 22px 0 40px; font-family: var(--font-mono); font-size: 9px; color: var(--text-400); text-align: right; }
.mock-xaxis { position: absolute; left: 12px; right: 60px; bottom: 8px; display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 9px; color: var(--text-400); }
.mock-legend { position: absolute; top: 6px; left: 50%; transform: translateX(-50%); display: flex; gap: 16px; font-family: var(--font-mono); font-size: 9.5px; color: var(--text-300); white-space: nowrap; }
.mock-legend i { display: inline-block; width: 14px; height: 2px; vertical-align: middle; margin-right: 5px; }
.mock-tip {
  position: absolute; right: 64px; top: 70px; z-index: 5; width: 188px;
  background: rgba(10,10,16,0.94); border: 1px solid var(--border-strong); border-radius: 8px;
  padding: 0; overflow: hidden; box-shadow: 0 24px 50px -20px rgba(0,0,0,0.9);
}
.mock-tip .th { padding: 8px 12px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10.5px; }
.mock-tip .th .d { color: var(--chart-azure); }
.mock-tip .th .s { color: var(--text-300); }
.mock-tip .tr { display: flex; justify-content: space-between; padding: 5px 12px; font-family: var(--font-mono); font-size: 10.5px; }
.mock-tip .tr .k { color: var(--text-300); }
.mock-tip .tr .v { color: var(--text-100); }
.mock-tip .tr .v.pos { color: var(--pos-400); }
.mock-tip .tr .v.warn { color: #e6b34d; }
.mock-table { border-top: 1px solid var(--line); }
.mock-table .mt-head, .mock-table .mt-row {
  display: grid; grid-template-columns: 64px 92px 1.4fr repeat(4, 1fr);
  align-items: center; padding: 0 18px;
}
.mock-table .mt-head { height: 34px; border-bottom: 1px solid var(--line); }
.mock-table .mt-head span { font-family: var(--font-mono); font-size: 8.5px; letter-spacing: 0.12em; color: var(--text-400); }
.mock-table .mt-band { background: rgba(157,178,255,0.10); padding: 6px 18px; font-family: var(--font-mono); font-size: 10px; color: var(--chart-azure); letter-spacing: 0.06em; }
.mock-table .mt-row { height: 42px; font-family: var(--font-mono); font-size: 11px; border-bottom: 1px solid var(--line); }
.mock-table .mt-row .sym { color: var(--text-100); font-weight: 500; }
.mock-table .mt-row .date { color: var(--text-200); }
.mock-table .mt-row .type { color: var(--text-300); }
.cell { text-align: center; padding: 5px 4px; margin: 0 3px; border-radius: 5px; }
.cell.g { color: var(--pos-400); background: rgba(98,214,162,0.10); }
.cell.r { color: var(--neg-400); background: rgba(240,128,154,0.10); }
.proof { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-block: 1px solid var(--line); }
.proof > div { padding: 40px 16px; text-align: center; position: relative; }
.proof > div + div::before { content: ""; position: absolute; left: 0; top: 26%; bottom: 26%; width: 1px; background: var(--line); }
.feat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 56px; }
.why-lead { max-width: 42rem; margin-inline: auto; }
/* Why Aetherion — scroll-linked story */
.why-story { padding-bottom: 0; }
.why-story__track {
  --why-slide-count: 9;
  height: calc(var(--why-slide-count) * 100vh);
  position: relative;
}
.why-story__pin {
  position: sticky;
  top: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: clamp(72px, 9vw, 110px) 0 clamp(32px, 4vw, 48px);
}
.why-story__stage { margin-top: 28px; }
.why-story__rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 22px;
}
.why-story--tabs .why-story__rail {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  width: 100%;
  overflow: visible;
  padding: 2px 0;
}
.why-story--tabs .why-story__tab {
  flex: 0 1 auto;
  max-width: 100%;
  white-space: nowrap;
}
.why-story__tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 14px 0 10px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(255,255,255,0.02);
  color: var(--text-300);
  font-family: var(--font-sans);
  font-size: 12px;
  cursor: pointer;
  transform: translateY(0) scale(1);
  transition: border-color .25s var(--ease-out), color .25s var(--ease-out), background .25s var(--ease-out), box-shadow .25s var(--ease-out), transform .25s var(--ease-out);
}
.why-story--tabs .why-story__tab-label {
  flex: 0 1 auto;
  max-width: none;
  overflow: visible;
  text-overflow: clip;
}
.why-story__tab-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-400);
  transition: color .25s var(--ease-out), transform .25s var(--ease-out);
  flex-shrink: 0;
}
.why-story__tab-label {
  max-width: 11ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.why-story__tab:hover {
  color: var(--text-100);
  border-color: rgba(212, 175, 95, 0.4);
  background: rgba(212, 175, 95, 0.06);
  box-shadow: 0 8px 24px -12px rgba(212, 175, 95, 0.45);
  transform: translateY(-2px) scale(1.03);
}
.why-story--tabs .why-story__tab:not(.is-active):is(:hover, :focus-visible) {
  color: var(--text-100);
  border-color: rgba(212, 175, 95, 0.4);
  background: rgba(212, 175, 95, 0.06);
  box-shadow: none;
  transform: none;
}
.why-story--tabs .why-story__tab:is(:hover, :focus-visible) .why-story__tab-num {
  color: var(--gold-200);
  transform: none;
}
.why-story__tab:focus-visible {
  outline: 2px solid rgba(212, 175, 95, 0.55);
  outline-offset: 2px;
}
.why-story--tabs .why-story__tab.is-active {
  animation: none;
  transform: none;
  box-shadow: 0 0 20px -8px rgba(212, 175, 95, 0.35), inset 0 1px 0 rgba(255,255,255,0.06);
}
.why-story--tabs .why-story__slide {
  position: absolute;
  inset: 0;
  display: block;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition:
    opacity .75s var(--ease-out),
    transform .75s var(--ease-out),
    visibility 0s linear .75s;
  z-index: 0;
}
.why-story--tabs .why-story__slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition:
    opacity .75s var(--ease-out),
    transform .75s var(--ease-out),
    visibility 0s linear 0s;
  z-index: 1;
  height: 100%;
  overflow: hidden;
}
.why-story__tab.is-active {
  color: var(--gold-200);
  border-color: rgba(212, 175, 95, 0.55);
  background: linear-gradient(135deg, rgba(212, 175, 95, 0.14), rgba(212, 175, 95, 0.06));
  box-shadow: 0 0 28px -6px rgba(212, 175, 95, 0.45), inset 0 1px 0 rgba(255,255,255,0.06);
  transform: translateY(-1px);
}
.why-story__tab.is-active .why-story__tab-num { color: var(--gold-200); }
.why-story--tabs .why-story__track { height: auto; }
.why-story--tabs .why-story__pin {
  position: relative;
  top: auto;
  min-height: 0;
  display: block;
  padding: clamp(72px, 9vw, 110px) 0 clamp(48px, 6vw, 72px);
}
.why-story--tabs .why-story__foot { display: none; }
.why-story--tabs .why-story__viewport {
  position: relative;
  height: clamp(486px, 55vh, 549px);
  min-height: clamp(486px, 55vh, 549px);
  overflow: hidden;
}
.why-story__viewport { position: relative; min-height: clamp(340px, 52vh, 520px); }
.why-story--tabs .why-story__slides {
  position: relative;
  height: 100%;
  min-height: 0;
}
.why-story--tabs .why-story__grid {
  height: 100%;
  min-height: 0;
}
.why-story--tabs .why-story__copy {
  overflow-y: auto;
  min-height: 0;
}
.why-story__slides { position: relative; min-height: inherit; }
.why-story__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.985);
}
.why-story.is-reduced .why-story__slide {
  transition: opacity .55s var(--ease-out), transform .55s var(--ease-out);
}
.why-story__slide.is-active {
  pointer-events: auto;
  z-index: 1;
}
.why-story.is-reduced .why-story__slide.is-active { opacity: 1; transform: none; }
.why-story.is-reduced .why-story__slide {
  position: relative;
  inset: auto;
  display: none;
  transform: none;
  transition: none;
}
.why-story.is-reduced .why-story__slide.is-active { display: block; }
.why-story.is-reduced .why-story__track { height: auto; }
.why-story.is-reduced .why-story__pin { position: relative; min-height: 0; }
.why-story__grid {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 27fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: stretch;
}
.why-story__copy {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(22px, 2.5vw, 30px);
  border: 1px solid var(--azure-border);
  border-radius: var(--radius-lg);
  background: var(--surface-card-fill);
  box-shadow: 0 24px 48px -36px rgba(0,0,0,.85);
}
.why-demo {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}
.why-demo__frames {
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.5vw, 14px);
  flex: 1 1 auto;
  height: 100%;
  min-height: 0;
}
.why-demo__frames .why-demo__frame,
.why-demo > .why-demo__frame {
  flex: 1 1 auto;
  height: 100%;
  min-height: 0;
  aspect-ratio: unset;
}
.why-demo__frames--multi .why-demo__frame {
  flex: 1 1 0;
  height: auto;
  min-height: 0;
}
.why-story__foot { display: flex; align-items: center; gap: 16px; margin-top: 20px; }
.why-story__progress {
  flex: 1;
  height: 3px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
}
.why-story__progress span {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--chart-azure-bright), var(--gold-200));
  transition: width .12s linear;
}
.why-story__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-400);
  white-space: nowrap;
}
.why-story.is-reduced .why-story__hint { display: none; }
.why-story__tags-wrap { padding: clamp(28px, 4vw, 48px) 0 clamp(48px, 6vw, 80px); }
.why-demo__frame {
  position: relative;
  flex: 1 1 auto;
  height: 100%;
  min-height: 0;
  border: 1px solid var(--azure-border);
  border-radius: 18px;
  overflow: hidden;
  background: #0a0a10;
  box-shadow: 0 0 0 1px rgba(157,178,255,0.06), 0 40px 80px -48px rgba(0,0,0,0.95), 0 0 60px -20px rgba(157,178,255,0.12);
}
.why-demo__shot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  background: #0a0a10;
}
.why-demo__scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 42%, rgba(157,178,255,0.08) 50%, transparent 58%);
  background-size: 200% 100%;
  animation: why-demo-scan 4.5s ease-in-out infinite;
  pointer-events: none;
}
@keyframes why-demo-scan {
  0%, 100% { background-position: 120% 0; }
  50% { background-position: -20% 0; }
}
.why-demo__float, .why-demo__badge, .why-demo__split-tag, .why-demo__date-sync {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  border-radius: 7px;
  padding: 5px 9px;
  pointer-events: none;
  animation: why-tip-float 3.2s ease-in-out infinite;
}
.why-demo__float--pos {
  left: 38%; top: 32%;
  color: var(--pos-400);
  border: 1px solid rgba(98,214,162,.4);
  background: rgba(10,10,16,.94);
}
.why-demo__float--stat {
  right: 8%; bottom: 10%;
  color: var(--gold-200);
  border: 1px solid rgba(212,175,95,.35);
  background: rgba(10,10,16,.94);
  animation-delay: .6s;
}
.why-demo__filters {
  position: absolute;
  left: 8%; top: 8%;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 70%;
}
.why-demo__filter {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 9px;
  border-radius: 999px;
  border: 1px solid var(--azure-border);
  background: rgba(10,10,16,.88);
  color: var(--text-300);
}
.why-story__slide.is-active .why-demo__filter:nth-child(1) { animation: why-filter-pulse 3s ease-in-out infinite; }
.why-story__slide.is-active .why-demo__filter:nth-child(2) { animation: why-filter-pulse 3s ease-in-out .75s infinite; }
.why-story__slide.is-active .why-demo__filter:nth-child(3) { animation: why-filter-pulse 3s ease-in-out 1.5s infinite; }
.why-story__slide.is-active .why-demo__filter:nth-child(4) { animation: why-filter-pulse 3s ease-in-out 2.25s infinite; }
.why-demo__filter.is-on {
  color: var(--gold-200);
  border-color: rgba(212,175,95,.45);
  background: rgba(212,175,95,.12);
}
@keyframes why-filter-pulse {
  0%, 100% { transform: translateY(0); opacity: .75; }
  50% { transform: translateY(-2px); opacity: 1; }
}
.why-demo__regime-bars {
  position: absolute;
  right: 6%; bottom: 8%;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 64px;
}
.why-demo__regime-bars i {
  display: block;
  width: 22px;
  height: var(--h, 40%);
  border-radius: 6px 6px 2px 2px;
  border: 1px solid var(--azure-border);
  background: linear-gradient(180deg, var(--azure-wash-16), var(--azure-wash-03));
}
.why-story__slide.is-active .why-demo__regime-bars i.is-gold {
  border-color: rgba(212,175,95,.4);
  background: linear-gradient(180deg, rgba(212,175,95,.2), rgba(212,175,95,.05));
  animation: why-bar-grow 2.4s ease-in-out infinite alternate;
}
@keyframes why-bar-grow {
  from { height: calc(var(--h, 40%) * 0.85); }
  to { height: var(--h, 40%); }
}
.why-demo__split-tag--train { left: 6%; top: 14%; color: var(--text-200); border: 1px solid var(--azure-border); background: rgba(10,10,16,.92); }
.why-demo__split-tag--test { right: 6%; top: 14%; color: var(--pos-400); border: 1px solid rgba(98,214,162,.35); background: rgba(10,10,16,.92); animation-delay: .4s; }
.why-demo__badge--stable { right: 8%; bottom: 10%; color: var(--pos-400); border: 1px solid rgba(98,214,162,.4); background: rgba(10,10,16,.94); }
.why-demo__nav {
  position: absolute;
  left: 50%; top: 6%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  padding: 5px;
  border-radius: 999px;
  border: 1px solid var(--azure-border);
  background: rgba(10,10,16,.9);
}
.why-demo__nav span {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--text-400);
}
.why-demo__date-sync {
  left: 50%; bottom: 8%;
  transform: translateX(-50%);
  color: var(--chart-azure-bright);
  border: 1px solid var(--azure-border-strong);
  background: rgba(10,10,16,.94);
}
.why-demo__pioneer-stack {
  position: absolute;
  left: 8%; bottom: 10%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.why-demo__pioneer-stack span {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  padding: 6px 11px;
  border-radius: 8px;
  border: 1px solid var(--azure-border);
  background: rgba(10,10,16,.9);
  color: var(--text-200);
}
.why-story__slide.is-active .why-demo__pioneer-stack span:nth-child(1) { animation: why-stack-in .8s var(--ease-out) both; }
.why-story__slide.is-active .why-demo__pioneer-stack span:nth-child(2) { animation: why-stack-in .8s var(--ease-out) .15s both; margin-left: 14px; border-color: rgba(212,175,95,.35); color: var(--gold-200); }
.why-story__slide.is-active .why-demo__pioneer-stack span:nth-child(3) { animation: why-stack-in .8s var(--ease-out) .3s both; margin-left: 28px; }
@keyframes why-stack-in {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: translateX(0); }
}
#why-aetherion .why-story__panel-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
#why-aetherion .why-story__panel-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-400);
  flex-shrink: 0;
}
#why-aetherion .why-story__panel-title {
  margin: 0;
  font-size: 23px;
  line-height: 1.2;
}
#why-aetherion .feat.is-focused .feat-ic {
  border-color: rgba(212, 175, 95, 0.45);
  background: linear-gradient(160deg, rgba(212, 175, 95, 0.18), rgba(212, 175, 95, 0.04));
}
#why-aetherion .feat.is-focused .feat-ic svg { color: var(--gold-200); }
#why-aetherion .why-story__slide h3,
#why-aetherion .feat h3 { font-size: 23px; margin-bottom: 10px; }
#whyFeatTags.feat--tags { padding: clamp(24px, 3vw, 32px); }
#why-aetherion .feat-copy {
  color: var(--text-200);
  font-size: 15.5px;
  line-height: 1.62;
  margin: 0;
}
#why-aetherion .feat.open .feat-copy {
  display: block;
}
#why-aetherion .why-story__copy .why-story__points {
  margin: 12px 0 0;
  flex: 1;
}
#why-aetherion .why-story__copy .why-story__points li {
  font-size: 14.5px;
  line-height: 1.55;
}
#why-aetherion .why-story__slide--module h3 {
  margin-bottom: 14px;
}
.why-story__gal {
  width: 100%;
  max-width: none;
  margin: 0;
}
.why-story__gal .gal-nav {
  margin-top: 10px;
}
#why-aetherion .feat-viz {
  margin-top: 18px;
  min-height: 56px;
}
#why-aetherion .feat-viz-svg {
  width: 100%;
  height: 56px;
  color: var(--chart-azure-bright);
}
#why-aetherion .feat-viz-dot {
  fill: var(--neg-400);
  stroke: rgba(255, 255, 255, 0.85);
  stroke-width: 1.5;
  animation: why-feat-pulse 2.4s ease-in-out infinite;
}
#why-aetherion .feat-viz-dot:nth-of-type(2) { animation-delay: .5s; }
#why-aetherion .feat-viz-dot:nth-of-type(3) { animation-delay: 1s; }
@keyframes why-feat-pulse {
  0%, 100% { opacity: 0.55; transform-origin: center; }
  50% { opacity: 1; }
}
#why-aetherion .feat-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.95fr);
  gap: 28px;
  align-items: stretch;
}
#why-aetherion .feat-mini-mock {
  border: 1px solid var(--azure-border);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent), #0a0a10;
  box-shadow: 0 24px 48px -32px rgba(0,0,0,.85);
  height: 100%;
}
#why-aetherion .feat-mini-mock__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: #0c0c13;
}
#why-aetherion .feat-mini-mock__bar span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
}
#why-aetherion .feat-mini-mock__bar em {
  margin-left: auto;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--text-400);
}
#why-aetherion .feat-mini-mock__chart {
  position: relative;
  padding: 12px;
  min-height: 180px;
}
#why-aetherion .feat-mini-mock__chart svg {
  width: 100%;
  height: 156px;
  display: block;
}
#why-aetherion .feat-mini-line {
  fill: none;
  stroke: var(--chart-azure-bright);
  stroke-width: 2;
}
#why-aetherion .feat-mini-pulse {
  fill: var(--neg-400);
  stroke: #fff;
  stroke-width: 1.5;
  animation: why-mini-pulse 2.2s ease-in-out infinite;
}
#why-aetherion .feat-mini-pulse--d2 { animation-delay: .8s; }
@keyframes why-mini-pulse {
  0%, 100% { opacity: .45; r: 4; }
  50% { opacity: 1; r: 6; }
}
#why-aetherion .feat-mini-tip {
  position: absolute;
  left: 34%;
  top: 34%;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--pos-400);
  background: rgba(10,10,16,.92);
  border: 1px solid rgba(98,214,162,.35);
  border-radius: 6px;
  padding: 4px 7px;
  animation: why-tip-float 3s ease-in-out infinite;
}
@keyframes why-tip-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
#why-aetherion .feat-viz--regime {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  align-items: end;
  height: 56px;
}
#why-aetherion .feat-viz--regime span {
  display: block;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--azure-wash-16), var(--azure-wash-03));
  border: 1px solid var(--azure-border);
}
#why-aetherion .feat-viz--regime span:nth-child(1) { height: 38px; }
#why-aetherion .feat-viz--regime span:nth-child(2) { height: 52px; border-color: rgba(212,175,95,.35); background: linear-gradient(180deg, rgba(212,175,95,.16), rgba(212,175,95,.04)); }
#why-aetherion .feat-viz--regime span:nth-child(3) { height: 30px; }
#why-aetherion .feat-viz--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  height: 56px;
}
#why-aetherion .feat-viz--split i {
  display: block;
  border-radius: 8px;
  border: 1px solid var(--azure-border);
  background: repeating-linear-gradient(90deg, var(--azure-wash-08) 0 8px, transparent 8px 16px);
}
#why-aetherion .feat-viz--split i:last-child {
  border-color: rgba(98,214,162,.32);
  background: repeating-linear-gradient(90deg, rgba(98,214,162,.12) 0 8px, transparent 8px 16px);
}
#why-aetherion .feat-viz--link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  height: 56px;
}
#why-aetherion .feat-viz--link span {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-300);
  border: 1px solid var(--azure-border);
  border-radius: 999px;
  padding: 7px 6px;
  background: var(--azure-wash-04);
}
#why-aetherion .feat-viz--link span:nth-child(2) {
  color: var(--gold-200);
  border-color: rgba(212,175,95,.35);
  background: rgba(212,175,95,.07);
}
#why-aetherion .feat-viz--stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 56px;
  justify-content: center;
}
#why-aetherion .feat-viz--stack i {
  display: block;
  height: 12px;
  border-radius: 6px;
  border: 1px solid var(--azure-border);
  background: var(--azure-wash-06);
}
#why-aetherion .feat-viz--stack i:nth-child(2) {
  margin-left: 12px;
  border-color: rgba(212,175,95,.3);
  background: rgba(212,175,95,.08);
}
#why-aetherion .feat-viz--stack i:nth-child(3) { margin-left: 24px; }
#why-aetherion .feat-tags-lead {
  color: var(--text-300);
  font-size: 14px;
  margin: 0 0 14px;
}
#why-aetherion .feat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
#why-aetherion .feat-tag,
#why-aetherion .feat-tags span {
  font-size: 13px;
  color: var(--text-200);
  border: 1px solid var(--azure-border);
  border-radius: 999px;
  padding: 8px 14px;
  background: var(--azure-wash-04);
  transition: border-color .25s, color .25s, background .25s, transform .25s, box-shadow .25s;
}
#why-aetherion button.feat-tag {
  font-family: var(--font-sans);
  cursor: pointer;
}
#why-aetherion button.feat-tag:hover,
#why-aetherion .feat-tags span:hover {
  color: var(--gold-200);
  border-color: rgba(212,175,95,.4);
  background: rgba(212,175,95,.08);
  transform: translateY(-2px);
}
#why-aetherion button.feat-tag.is-active {
  color: var(--gold-200);
  border-color: rgba(212,175,95,.5);
  background: rgba(212,175,95,.14);
  box-shadow: 0 0 20px -6px rgba(212,175,95,.35);
}
#why-aetherion .feat-tag--static {
  cursor: default;
  opacity: 0.85;
}
@media (prefers-reduced-motion: reduce) {
  .why-story__slide.is-active .why-demo__shot,
  .why-demo__scan,
  .why-demo__float,
  .why-demo__filter,
  .why-demo__regime-bars i,
  .why-demo__pioneer-stack span { animation: none !important; }
  .why-story__slide { transition: opacity .2s; transform: none; }
  .why-story--tabs .why-story__tab:not(.is-active) { animation: none; }
  .why-story--tabs .why-story__slide { transition: opacity .2s; transform: none; }
  .why-story__tab { transition: border-color .2s, color .2s, background .2s; transform: none; }
  .why-story__tab:hover { transform: none; }
  .why-story--tabs .why-story__tab,
  .why-story--tabs .why-story__tab:is(:hover, :focus-visible) {
    transition: border-color .2s, color .2s, background .2s, box-shadow .2s;
  }
}
#why-aetherion .feat { min-height: 0; }
#why-aetherion .feat-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-400);
  margin-bottom: 14px;
}
.feat { padding: 28px; display: flex; flex-direction: column; min-height: 280px; }
.feat-ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(160deg, var(--azure-wash-16), var(--azure-wash-03)); border: 1px solid var(--azure-border-strong); margin-bottom: 22px; }
.feat-ic svg { width: 22px; height: 22px; color: var(--chart-azure-bright); }
.feat h3 { font-size: 25px; margin-bottom: 9px; }
.feat p { color: var(--text-200); font-size: 14.5px; line-height: 1.6; margin: 0; flex: 1; }
.feat-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
  flex: 1;
}
.feat-points li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  color: var(--text-200);
  font-size: 14px;
  line-height: 1.62;
}
.feat-points li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--chart-azure-bright);
  margin-top: 0.58em;
  flex-shrink: 0;
  opacity: 0.9;
}
.feat-num { font-family: var(--font-mono); font-size: 10px; color: var(--text-400); letter-spacing: 0.16em; margin-bottom: 18px; }
.feat-viz { height: 56px; margin-top: 20px; position: relative; }
.steps-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; max-width: 720px; margin-left: auto; margin-right: auto; }
.home-snap-close .cta-wrap { margin-top: clamp(48px, 6vw, 80px); }
.step-card { padding: 28px; text-align: center; }
.step-num { width: 48px; height: 48px; border-radius: 50%; margin: 0 auto 18px; display: grid; place-items: center; font-family: var(--font-display); font-size: 18px; color: var(--chart-azure-bright); border: 1px solid var(--azure-border-strong); background: var(--azure-wash-08); }
.step-card h3 { font-size: 22px; margin-bottom: 10px; }
.step-card p { color: var(--text-200); font-size: 14.5px; line-height: 1.6; margin: 0; }
.cta-wrap { position: relative; overflow: hidden; border-radius: 28px; border: 1px solid var(--border-strong); padding: clamp(48px, 7vw, 96px); text-align: center; background: radial-gradient(900px 500px at 50% -20%, var(--azure-wash-12), transparent 60%), linear-gradient(180deg, #0e0e16, #0a0a10); }
.cta-mark { position: absolute; right: -60px; bottom: -80px; width: 360px; opacity: 0.05; pointer-events: none; }
.cta-wrap .h2 { margin: 22px auto 0; max-width: 18ch; position: relative; }
.cta-wrap .lead { margin: 22px auto 0; max-width: 540px; position: relative; }
.cta-wrap .hero-actions { justify-content: center; margin-top: 36px; position: relative; }
.section-pad-sm:has(.cta-wrap) { padding-bottom: clamp(40px, 5.25vw, 72px); }
body:has(.cta-wrap) .footer { margin-top: 30px; }
body:has(.cta-wrap) .footer-newsletter { padding-top: clamp(30px, 3.75vw, 42px); }

/* Platform hub (home): module tabs + split copy / screenshot */
.plat-hub__lead { max-width: 52ch; margin: 12px auto 0; }
.plat-hub__tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.plat-hub__tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  background: rgba(255,255,255,.02);
  color: var(--text-300);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .25s, color .25s, background .25s, box-shadow .25s;
}
.plat-hub__tab-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--text-400);
}
.plat-hub__tab:hover { color: var(--text-100); border-color: var(--azure-border-hover); }
.plat-hub__tab.is-active {
  color: var(--gold-200);
  border-color: rgba(212,175,95,.45);
  background: rgba(212,175,95,.1);
  box-shadow: 0 0 20px -8px rgba(212,175,95,.35);
}
.plat-hub__tab.is-active .plat-hub__tab-num { color: var(--gold-200); }
.plat-hub__stage { position: relative; }
.plat-hub__panel { animation: plat-hub-in .35s var(--ease-out) both; }
.plat-hub__panel[hidden] { display: none; }
@keyframes plat-hub-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.plat-hub__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.15fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}
.plat-hub__copy {
  padding: clamp(22px, 3vw, 28px);
  min-height: 0;
}
.plat-hub__copy .feat-num { margin-bottom: 12px; }
.plat-hub__copy .feat-ic { margin-bottom: 16px; }
.plat-hub__copy h3 { margin-bottom: 14px; }
.plat-hub__visual { min-width: 0; }
.plat-hub__gal {
  width: 100%;
  max-width: none;
  margin: 0;
}
.plat-hub__shot-wrap {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--azure-border);
  background: linear-gradient(180deg, var(--azure-wash-04), transparent);
  box-shadow: 0 32px 64px -48px rgba(0, 0, 0, 0.85);
}
.plat-hub__shot {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background: #0a0a10;
}
.plat-hub__caption {
  margin: 14px 4px 0;
  color: var(--text-300);
  font-size: 14px;
  line-height: 1.55;
}
@media (max-width: 900px) {
  .plat-hub__grid { grid-template-columns: 1fr; }
  .plat-hub__tab-label { max-width: 9ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  .plat-hub__panel { animation: none; }
}

.gal {
  width: 80%;
  max-width: 1120px;
  margin: 42px auto 0;
}
.gal-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 38px; flex-wrap: wrap; }
.gal-tab { height: 44px; padding: 0 24px; border-radius: 100px; border: 1px solid var(--border-strong); background: rgba(255,255,255,0.02); color: var(--text-200); font-family: var(--font-sans); font-size: 14px; display: inline-flex; align-items: center; gap: 9px; cursor: pointer; }
.gal-tab .gt-n { font-family: var(--font-mono); font-size: 11px; opacity: 0.6; }
.gal-tab.on { background: var(--gold-grad); color: #1a1407; font-weight: 600; border-color: transparent; }
.gal-stage { position: relative; }
.gal-tracks {
  overflow: hidden;
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--azure-border);
  background: linear-gradient(180deg, var(--azure-wash-04), transparent);
  box-shadow: 0 32px 64px -48px rgba(0, 0, 0, 0.85);
}
.gal-track {
  display: none;
  width: 100%;
  transition: transform 0.9s cubic-bezier(0.33, 1, 0.68, 1);
  will-change: transform;
}
.gal-track.on { display: flex; }
.gal-slide { flex: 0 0 100%; min-width: 0; padding: 12px 12px 4px; }
.gal-slide .frame {
  overflow: hidden;
  border-radius: 10px;
  border-color: var(--line);
  box-shadow: none;
}
.gal-shot { width: 100%; height: auto; display: block; background: #0a0a10; object-fit: contain; border-radius: 8px; }
.gal-cap {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  margin-top: 14px;
  padding: 0 8px;
}
.gal-cap .t { font-family: var(--font-display); font-size: 16px; font-weight: 500; }
.gal-cap .n { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--text-400); }
.gal-caption {
  margin: 8px auto 0;
  max-width: 48ch;
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
  color: var(--text-300);
}
.gal-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 22px;
}
.gal-arrow {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--azure-border);
  background: var(--azure-wash-06);
  color: var(--text-200);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.2s;
}
.gal-arrow:hover {
  border-color: var(--azure-wash-40);
  background: var(--azure-wash-10);
  color: var(--text-100);
}
.gal-arrow:active { transform: scale(0.96); }
.gal-arrow svg { width: 15px; height: 15px; }
.gal-dots { display: flex; justify-content: center; align-items: center; gap: 8px; margin: 0; }
.gal-dot { width: 7px; height: 7px; border-radius: 100px; background: rgba(255,255,255,0.16); border: 0; padding: 0; cursor: pointer; transition: width .35s var(--ease-out), background .35s; }
.gal-dot.on { width: 22px; background: var(--gold-grad); }

/* Pricing */
.price-hero { padding-top: 150px; text-align: center; }
.price-hero .display { margin: 24px auto 0; max-width: 20ch; }
.price-hero .lead { margin: 22px auto 0; max-width: 560px; }
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 56px; align-items: stretch; }
.tier {
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition:
    border-color 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}
.tier .tier-name {
  transition:
    color 0.32s ease,
    background 0.32s ease,
    -webkit-text-fill-color 0.32s ease;
}
.tier .btn {
  transition:
    background 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.32s ease,
    border-color 0.32s ease,
    box-shadow 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}
@media (hover: hover) {
  .tier:hover {
    z-index: 1;
    border-color: var(--azure-wash-28);
    background: var(--surface-panel-fill);
    box-shadow: 0 40px 90px -50px var(--azure-glow-soft);
    transform: translateY(-3px);
  }
  .tier:hover .tier-name {
    background: var(--gold-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
  }
  .tier:hover .btn.btn-ghost:not(:disabled):not(.is-disabled) {
    background: var(--gold-grad);
    color: var(--text-on-gold);
    box-shadow: var(--glow-gold);
    border-color: rgba(255, 255, 255, 0.18);
  }
}
.tier:focus-within {
  z-index: 1;
  border-color: var(--azure-wash-28);
  background: var(--surface-panel-fill);
  box-shadow: 0 40px 90px -50px var(--azure-glow-soft);
}
.tier:focus-within .tier-name {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.tier:focus-within .btn.btn-ghost:not(:disabled):not(.is-disabled) {
  background: var(--gold-grad);
  color: var(--text-on-gold);
  box-shadow: var(--glow-gold);
  border-color: rgba(255, 255, 255, 0.18);
}
.pricing-tier-cta {
  position: relative;
  display: block;
  margin: 26px 0;
  width: 100%;
}
.pricing-tier-cta .btn {
  margin: 0;
  width: 100%;
}
.pricing-tier-cta .btn.btn-ghost.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.pricing-tier-tooltip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%);
  min-width: 220px;
  max-width: min(280px, 90vw);
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--azure-wash-28);
  background: var(--surface-panel-fill);
  color: var(--text-200);
  font-size: 13px;
  line-height: 1.45;
  text-align: center;
  box-shadow: 0 16px 40px -24px rgba(0, 0, 0, 0.85);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, visibility 0.15s ease;
  z-index: 4;
  pointer-events: none;
}
.pricing-tier-tooltip a {
  color: var(--gold-300);
  text-decoration: underline;
  text-underline-offset: 2px;
  pointer-events: auto;
}
.pricing-tier-cta:hover .pricing-tier-tooltip,
.pricing-tier-cta:focus-within .pricing-tier-tooltip {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.tier-pop { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); }
.tier-name { font-family: var(--font-display); font-size: 27px; font-weight: 500; }
.tier-for { font-size: 13.5px; color: var(--text-300); margin-top: 6px; min-height: 40px; }
.tier-price { display: flex; align-items: baseline; gap: 4px; margin: 22px 0 4px; }
.tier-price-wrap { margin: 22px 0 4px; }
.tier-price-was {
  font-family: var(--font-mono); font-size: 13px; color: var(--text-400);
  margin-bottom: 4px; letter-spacing: 0.02em;
}
.tier-price-was s { text-decoration: line-through; text-decoration-color: rgba(255, 126, 143, 0.55); }
.tier-price-was-label { margin-left: 2px; font-size: 11px; opacity: 0.85; }
.tier-price-wrap .tier-price { margin: 0; }
.billing-banner-slot {
  max-width: 720px;
  margin: clamp(8px, 2vw, 16px) auto clamp(28px, 4vw, 44px);
}
.billing-banner {
  padding: 16px 22px;
  border-radius: 12px;
  font-size: 15px;
  line-height: 1.55;
  text-align: center;
  font-weight: 500;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}
.billing-banner--success {
  background: rgba(109, 227, 168, 0.14);
  border: 1px solid rgba(109, 227, 168, 0.35);
  color: #6de3a8;
}
.billing-banner--error {
  background: rgba(255, 126, 143, 0.14);
  border: 1px solid rgba(255, 126, 143, 0.35);
  color: #ff7e8f;
}
.pricing-launch-banner {
  max-width: 920px; margin: 0 auto 28px; padding: 14px 18px;
  border-radius: 12px; border: 1px solid rgba(126, 155, 217, 0.28);
  background: linear-gradient(135deg, rgba(126, 155, 217, 0.1), rgba(126, 155, 217, 0.03));
  font-size: 14px; line-height: 1.55; color: var(--text-200); text-align: center;
}
.pricing-launch-banner strong { color: var(--text-100); font-weight: 600; }
.tier-price .cur { font-family: var(--font-display); font-size: 26px; color: var(--text-200); }
.tier-price .amt { font-family: var(--font-display); font-size: 60px; font-weight: 500; line-height: 1; letter-spacing: -0.02em; }
.tier-price .per { font-family: var(--font-mono); font-size: 12px; color: var(--text-300); }
.tier-bill { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-400); letter-spacing: 0.04em; min-height: 18px; }
.tier .btn { margin: 26px 0; width: 100%; }
.tier-feats { display: flex; flex-direction: column; gap: 13px; margin-top: 4px; }
.tier-feats li { display: flex; align-items: flex-start; gap: 11px; font-size: 14px; color: var(--text-200); list-style: none; }
.tier-feats .ck { flex: 0 0 auto; width: 18px; height: 18px; margin-top: 1px; border-radius: 50%; display: grid; place-items: center; background: var(--azure-wash-12); }
.tier-feats .ck svg { width: 11px; height: 11px; color: var(--chart-azure-bright); }
.tier-feats ul { margin: 0; padding: 0; }
.tier-feats .dash { color: var(--text-400); flex: 0 0 auto; width: 18px; text-align: center; }
.tier-feats .grp { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-400); margin: 6px 0 2px; }
.tier-research-callout {
  margin: 10px 0 4px;
  padding: 12px 14px;
  border-radius: var(--radius-md, 10px);
  border: 1px solid var(--azure-border);
  background: linear-gradient(145deg, rgba(157, 178, 255, 0.1), rgba(157, 178, 255, 0.03));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.tier-research-callout__kicker {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--chart-azure-bright);
}
.tier-research-callout__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-200);
}
.tier-research-callout__text strong {
  color: var(--text-100, #ecedf2);
  font-weight: 600;
}
.tier--highlighted { outline: 2px solid var(--chart-azure); outline-offset: 3px; box-shadow: 0 0 0 6px rgba(157,178,255,0.12); }

/* Feature compare accordion */
.feature-compare-wrap { margin-top: 32px; }
.feature-compare {
  border: 1px solid var(--azure-border);
  border-radius: var(--radius-lg);
  background: var(--surface-card-fill);
  overflow: hidden;
  box-shadow: 0 28px 64px -48px rgba(0, 0, 0, 0.85);
}
.feature-compare__head {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 14px 22px 14px 20px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-400);
  background: rgba(255, 255, 255, 0.012);
}
.feature-compare__head span:not(:first-child) { text-align: center; }
.feature-compare__group {
  padding: 14px 22px 14px 20px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(157, 178, 255, 0.08), transparent 42%),
    rgba(255, 255, 255, 0.014);
}
.feature-compare__group-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-200);
}
.feature-compare__group-text strong {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-100);
}
.feature-compare__group-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--chart-azure-bright);
}
.feature-row--spotlight {
  background: rgba(212, 175, 95, 0.07);
  box-shadow: inset 0 0 0 1px rgba(212, 175, 95, 0.28);
  animation: feature-spotlight-pulse 2.4s ease-in-out 2;
}
@keyframes feature-spotlight-pulse {
  0%, 100% { background: rgba(212, 175, 95, 0.07); }
  50% { background: rgba(212, 175, 95, 0.14); }
}
.feature-row {
  border-bottom: 1px solid var(--line);
  transition: background 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-row:last-child { border-bottom: none; }
.feature-row.open {
  background:
    linear-gradient(90deg, rgba(212, 175, 95, 0.08), transparent 28%),
    rgba(255, 255, 255, 0.018);
}
.feature-row__trigger {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) repeat(3, minmax(0, 1fr)) 34px;
  gap: 10px;
  align-items: center;
  width: 100%;
  padding: 17px 22px 17px 20px;
  border: none;
  border-left: 3px solid transparent;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition:
    background 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
@media (hover: hover) and (pointer: fine) {
  .feature-row__trigger:hover {
    background: rgba(255, 255, 255, 0.018);
  }
}
.feature-row.open .feature-row__trigger {
  border-left-color: var(--gold-300);
  padding-left: 17px;
  background: rgba(255, 255, 255, 0.022);
}
.feature-row__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-100);
  padding-right: 8px;
  line-height: 1.35;
}
.feature-row__tier {
  text-align: center;
  font-size: 14px;
  color: var(--text-200);
}
.feature-row__tier.feat-yes {
  color: var(--chart-azure-bright);
  font-size: 16px;
  font-weight: 600;
}
.feature-row__tier.feat-no { color: var(--text-400); }
.feature-row__tier.feat-lim {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--gold-200);
}
.feature-row__tiers-mobile { display: none; }
.feature-row__chevron {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-row.open .feature-row__chevron {
  transform: rotate(180deg);
  border-color: var(--azure-wash-40);
}
.feature-row__chevron svg { width: 12px; height: 12px; color: var(--chart-azure-bright); }
.feature-row__trigger:focus-visible {
  outline: 2px solid var(--azure-wash-45);
  outline-offset: -2px;
}
.feature-row__panel {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition:
    grid-template-rows 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-row.open .feature-row__panel {
  grid-template-rows: 1fr;
  opacity: 1;
}
.feature-row__panel > .feature-detail {
  overflow: hidden;
  min-height: 0;
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-width: 0;
  opacity: 0;
  transform: translateY(-8px);
  transition:
    margin 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    border-width 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1) 0.04s,
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1) 0.04s;
}
.feature-row.open .feature-row__panel > .feature-detail {
  margin: 0 18px 18px;
  padding: 22px 24px 20px;
  border-width: 1px;
  border-top-width: 2px;
  opacity: 1;
  transform: translateY(0);
}
.feature-detail {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 24px;
  border-radius: var(--radius-md);
  background:
    radial-gradient(520px 200px at 0% 0%, var(--azure-wash-10), transparent 55%),
    rgba(255, 255, 255, 0.02);
  border-style: solid;
  border-color: var(--azure-border);
  border-top-color: rgba(212, 175, 95, 0.55);
}
.feature-detail__icon {
  width: 50px;
  height: 50px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, var(--azure-wash-14), var(--azure-wash-03));
  border: 1px solid var(--azure-border-strong);
  align-self: start;
}
.feature-detail__icon svg { width: 22px; height: 22px; color: var(--chart-azure-bright); }
.feature-detail__body { min-width: 0; }
.feature-detail__body section + section { margin-top: 16px; }
.feature-detail__body h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-400);
  margin: 0 0 7px;
}
.feature-detail__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--text-200);
}
.feature-detail__badges {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 18px;
  margin-top: 6px;
  border-top: 1px solid var(--line);
}
.feat-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.02);
}
.feat-badge__tier {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-300);
}
.feat-badge__val { color: var(--text-200); }
.feat-badge--yes { border-color: var(--azure-wash-28); background: var(--azure-wash-04); }
.feat-badge--yes .feat-badge__val { color: var(--chart-azure-bright); font-weight: 500; }
.feat-badge--no { opacity: 0.62; }
.feat-badge--no .feat-badge__val { color: var(--text-400); }
.feat-badge--lim { border-color: rgba(212, 175, 95, 0.38); background: rgba(212, 175, 95, 0.06); }
.feat-badge--lim .feat-badge__val { color: var(--gold-200); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.03em; }
@media (prefers-reduced-motion: reduce) {
  .feature-row,
  .feature-row__trigger,
  .feature-row__chevron,
  .feature-row__panel,
  .feature-row__panel > .feature-detail {
    transition: none !important;
  }
}

.faq { max-width: 820px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--line); padding: 24px 0; cursor: pointer; }
.faq-q { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.faq-q h3 { font-family: var(--font-display); font-size: 22px; font-weight: 500; }
.faq-q .ic { width: 26px; height: 26px; flex: 0 0 auto; border: 1px solid var(--border-strong); border-radius: 50%; display: grid; place-items: center; transition: transform .3s, border-color .3s; }
.faq-q .ic svg { width: 13px; height: 13px; color: var(--chart-azure-bright); }
.faq-item.open .ic { transform: rotate(45deg); border-color: var(--azure-wash-40); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease-out), margin .35s; color: var(--text-200); font-size: 15px; line-height: 1.65; }
.faq-item.open .faq-a { max-height: 280px; margin-top: 16px; }
.faq-a a { color: var(--gold-200); }

/* Contact */
.contact-hero { padding-top: 142px; }
.contact-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: start; margin-top: 48px; }
.form-card { padding: clamp(30px, 3vw, 44px); }
.field { margin-bottom: 20px; }
.field label { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-300); margin-bottom: 9px; }
.field input, .field textarea, .field select { width: 100%; height: 50px; padding: 0 16px; background: rgba(255,255,255,0.022); border: 1px solid var(--border-strong); border-radius: 11px; color: var(--text-100); font-family: var(--font-sans); font-size: 15px; transition: border-color .2s, background .2s; }
.field textarea { height: 130px; padding-top: 14px; resize: vertical; line-height: 1.55; }
.field select { appearance: none; -webkit-appearance: none; color-scheme: dark; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237c7e8a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.field select option { background: #16161c; color: #ececf0; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--azure-wash-45); background: var(--azure-wash-03); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-success { display: none; text-align: center; padding: 30px 10px; }
.form-success.show { display: block; }
.form-fields.hide { display: none; }
.detail-card { padding: 28px 30px; }
.detail-card + .detail-card { margin-top: 18px; }
.detail-row { display: flex; gap: 16px; align-items: flex-start; padding: 14px 0; }
.detail-row + .detail-row { border-top: 1px solid var(--line); }
.detail-ic { width: 42px; height: 42px; flex: 0 0 auto; border-radius: 11px; display: grid; place-items: center; background: linear-gradient(160deg, var(--azure-wash-14), var(--azure-wash-03)); border: 1px solid var(--azure-border-strong); }
.detail-ic svg { width: 19px; height: 19px; color: var(--chart-azure-bright); }
.detail-row .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-400); margin-bottom: 4px; }
.detail-row .v { font-size: 15.5px; color: var(--text-100); }
.detail-row .v a { color: var(--gold-200); }
.trust-card {
  background:
    radial-gradient(500px 240px at 80% -20%, rgba(98,214,162,0.10), transparent 60%),
    var(--surface-card-fill);
}
.trust-card li { font-size: 14px; color: var(--text-200); margin: 8px 0; list-style: none; padding-left: 20px; position: relative; }
.trust-card li::before { content: "✓"; position: absolute; left: 0; color: var(--pos-400); }

/* FAQ / Legal standalone */
.page-hero { padding-top: 130px; padding-bottom: 20px; }
.page-hero.center { text-align: center; }
.legal-panel { border: 1px solid var(--azure-border); border-radius: var(--radius-lg); background: var(--surface-card-fill); padding: 28px 30px; margin-top: 32px; box-shadow: 0 24px 48px -36px rgba(0, 0, 0, 0.75); }
.legal-panel h2 { font-family: var(--font-display); font-size: 1rem; margin: 22px 0 8px; }
.legal-panel h2:first-child { margin-top: 0; }
.legal-panel p { color: var(--text-200); line-height: 1.75; font-size: 15px; margin-bottom: 10px; }

@media (max-width: 900px) {
  .hero01-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero01-art .mock { transform: none; }
  .hero-chip.c1 { left: 8px; }
  .hero-chip.c2 { right: 8px; }
  .feat-grid { grid-template-columns: 1fr; }
  #why-aetherion .why-story__grid { grid-template-columns: 1fr; }
  .why-story--tabs .why-story__viewport {
    height: auto;
    min-height: 0;
    overflow: visible;
  }
  .why-story--tabs .why-story__slides {
    height: auto;
  }
  .why-story--tabs .why-story__slide {
    position: relative;
    inset: auto;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: none;
    transition: none;
  }
  .why-story--tabs .why-story__slide.is-active,
  .why-story--tabs .why-story__grid {
    height: auto;
    min-height: 0;
  }
  .why-story--tabs .why-story__slide.is-active {
    display: block;
    pointer-events: auto;
    overflow: visible;
  }
  .why-demo > .why-demo__frame,
  .why-demo__frames .why-demo__frame {
    aspect-ratio: 16 / 10;
    height: auto;
    flex: none;
  }
  #why-aetherion .feat-chip { margin-left: 0; }
  .why-story--tabs .why-story__tab-label {
    display: inline;
    max-width: none;
    opacity: 1;
    margin-left: 0;
  }
  .why-story:not(.why-story--tabs) .why-story__tab-label { display: none; }
  .why-story:not(.why-story--tabs) .why-story__track { height: calc(var(--why-slide-count, 5) * 85vh); }
  .why-story--tabs .why-story__track { height: auto; }
  .proof { grid-template-columns: 1fr 1fr; }
  .proof > div + div::before { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 700px) {
  .gal { width: 92%; }
  .gal-nav { gap: 10px; margin-top: 18px; }
  .gal-arrow { width: 32px; height: 32px; }
  .proof { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .hero-inline-stats { gap: 18px; }
  .mock-tip { display: none; }
}