/* SAJUROK · Scientific Myeongri Observatory home hero */
html {
  /* `hidden` creates a scroll container and disables the sticky observatory. */
  overflow-x: clip;
  color-scheme: dark;
}

.home-observatory-page {
  --obs-paper: #eee9dc;
  --obs-paper-muted: rgba(238, 233, 220, .68);
  --obs-brass: #b59861;
  --obs-brass-bright: #d9bf83;
  --obs-line: rgba(238, 233, 220, .22);
  --obs-line-brass: rgba(217, 191, 131, .58);
  --obs-bg-x: 0px;
  --obs-bg-y: 0px;
  --obs-pillar-x: 0px;
  --obs-pillar-y: 0px;
  --obs-light-x: 0%;
  --C-paper: #0b0e0c;
  --C-paper-2: #111411;
  --C-paper-3: #191d19;
  --C-ink: #eee9dc;
  --C-ink-2: rgba(238, 233, 220, .72);
  --C-ink-3: rgba(238, 233, 220, .48);
  --C-line: rgba(238, 233, 220, .14);
  --C-line-2: rgba(217, 191, 131, .34);
  --C-gold: #c7a96c;
  --C-gold-2: #d9bf83;
  --C-seal: #a56f4a;
  overflow-x: clip;
  background: #0b0e0c;
  background-image: none;
}

.obs-asset-filters {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* The shared chrome stays functional, but joins the observatory material system. */
.home-observatory-page .v2-nav {
  position: absolute;
  inset: 0 0 auto;
  z-index: 45;
  color: var(--obs-paper);
  border-bottom-color: var(--obs-line);
  background: linear-gradient(180deg, rgba(7, 9, 8, .86), rgba(7, 9, 8, .34));
  backdrop-filter: none;
}

.home-observatory-page .v2-nav-inner {
  max-width: none;
  min-height: 84px;
  padding: 14px 48px;
}

.home-observatory-page .v2-nav .v2-logo-svg > text { fill: var(--obs-paper); }
.home-observatory-page .v2-nav .v2-logo-svg g rect:first-child { fill: transparent; stroke: var(--obs-brass); stroke-width: 9; }
.home-observatory-page .v2-nav .v2-logo-svg g rect:nth-child(2) { fill: none; stroke: var(--obs-brass); }
.home-observatory-page .v2-nav .v2-logo-svg g text { fill: var(--obs-brass-bright); }
.home-observatory-page .v2-nav-links a,
.home-observatory-page .v2-nav-ghost { color: var(--obs-paper-muted); }
.home-observatory-page .v2-nav-links a:hover,
.home-observatory-page .v2-nav-links a.is-active { color: var(--obs-paper); }
.home-observatory-page .v2-nav-links > span { background: var(--obs-line) !important; }
.home-observatory-page .v2-nav-ghost {
  padding: 8px 2px 6px;
  border: 0;
  border-bottom: 1px solid var(--obs-line);
  border-radius: 0;
  color: var(--obs-paper-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .08em;
}
.home-observatory-page .v2-nav-ghost:hover { color: var(--obs-paper); border-color: var(--obs-brass); }
.home-observatory-page .v2-nav-cta {
  position: relative;
  padding: 9px 16px 9px 19px;
  border: 1px solid rgba(217, 191, 131, .5);
  border-radius: 0;
  color: var(--obs-paper);
  background: linear-gradient(180deg, rgba(27, 30, 27, .88), rgba(10, 12, 11, .94));
  box-shadow: inset 3px 0 0 var(--obs-brass);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .08em;
}
.home-observatory-page .v2-nav-cta:hover {
  color: #101310;
  border-color: var(--obs-brass-bright);
  background: var(--obs-brass-bright);
}
.home-observatory-page .v2-nav-links .new { color: var(--obs-brass-bright); }

/* Shared home language: every section continues the same archive, not a new template. */
.home-observatory-page .C-section {
  position: relative;
  padding: 112px 0;
  border-top: 1px solid var(--C-line);
  color: var(--C-ink);
  background-color: var(--C-paper);
  background-image:
    linear-gradient(90deg, transparent 0, transparent calc(50% - 1px), rgba(217, 191, 131, .035) 50%, transparent calc(50% + 1px)),
    linear-gradient(rgba(217, 191, 131, .025) 1px, transparent 1px);
  background-size: 100% 100%, 100% 72px;
}

.home-observatory-page .C-section[style*="background"] { background-color: var(--C-paper-2) !important; }
.home-observatory-page .C-wrap { max-width: 1220px; }
.home-observatory-page .C-kicker { color: var(--C-gold); }
.home-observatory-page .C-kicker::before { background: var(--C-gold); }
.home-observatory-page .C-h2 { color: var(--C-ink); font-weight: 300; line-height: 1.32; }
.home-observatory-page .C-lead { color: var(--C-ink-2); }

/* Free guides become an archive index instead of four repeated cards. */
.home-observatory-page .discover {
  display: block;
  margin-top: 58px;
  border-bottom: 1px solid var(--C-line);
}

.home-observatory-page .discover-card {
  display: grid;
  grid-template-columns: 86px 230px minmax(260px, 1fr) auto;
  align-items: center;
  gap: 28px;
  min-height: 116px;
  padding: 22px 0;
  border: 0;
  border-top: 1px solid var(--C-line);
  color: inherit;
  background: transparent;
  box-shadow: none;
  transform: none;
}

.home-observatory-page .discover-card:hover {
  padding-left: 14px;
  border-color: var(--C-gold);
  background: linear-gradient(90deg, rgba(217, 191, 131, .08), transparent 64%);
  box-shadow: none;
  transform: none;
}

.home-observatory-page .discover-card .num { color: var(--C-gold); }
.home-observatory-page .discover-card h3 { margin: 0; color: var(--C-ink); font-size: 25px; font-weight: 400; }
.home-observatory-page .discover-card p { min-height: 0; color: var(--C-ink-2); }
.home-observatory-page .discover-card strong {
  margin: 0;
  padding: 0;
  border: 0;
  color: var(--C-gold-2);
  font: 500 10px/1.4 var(--font-mono);
  letter-spacing: .1em;
  opacity: .76;
}

.home-observatory-page .discover-card:hover strong { opacity: 1; }

/* Three principles read as one analytical table. */
.home-observatory-page .principles {
  gap: 0;
  margin-top: 58px;
  border-top: 1px solid var(--C-line-2);
  border-bottom: 1px solid var(--C-line);
}

.home-observatory-page .pr {
  min-height: 315px;
  padding: 42px 34px;
  border: 0;
  border-right: 1px solid var(--C-line);
  background: transparent;
}

.home-observatory-page .pr:last-child { border-right: 0; }
.home-observatory-page .pr .big { color: var(--C-gold-2); font-size: 72px; font-weight: 400; }
.home-observatory-page .pr .meta { color: rgba(238, 233, 220, .6); }
.home-observatory-page .pr h3 { color: var(--C-ink); font-weight: 400; }
.home-observatory-page .pr p { color: var(--C-ink-2); }

/* Evidence comparison stays a ledger, with no floating cards. */
.home-observatory-page .ba { margin-top: 58px; border-top-color: var(--C-line-2); }
.home-observatory-page .ba-row { min-height: 120px; padding: 30px 0; border-bottom-color: var(--C-line); }
.home-observatory-page .ba-before { color: var(--C-ink-3); text-decoration-color: var(--C-gold); }
.home-observatory-page .ba-after { color: var(--C-ink); font-weight: 300; }
.home-observatory-page .ba-after::before { color: var(--C-gold); }

/* Paid reports become a report ledger rather than a pricing-card row. */
.home-observatory-page .prods {
  display: block;
  margin-top: 58px;
  border-bottom: 1px solid var(--C-line);
}

.home-observatory-page .prod {
  display: grid;
  grid-template-columns: 90px 210px 130px minmax(200px, 1fr) minmax(180px, .8fr) 110px;
  align-items: center;
  gap: 26px;
  min-height: 146px;
  padding: 26px 0;
  border: 0;
  border-top: 1px solid var(--C-line);
  color: var(--C-ink);
  background: transparent;
  box-shadow: none;
  transform: none;
}

.home-observatory-page .prod:hover {
  padding-left: 14px;
  border-color: var(--C-gold);
  background: linear-gradient(90deg, rgba(217, 191, 131, .08), transparent 72%);
  box-shadow: none;
  transform: none;
}

.home-observatory-page .prod .idx { color: var(--C-gold); }
.home-observatory-page .prod h3 { color: var(--C-ink); font-weight: 400; }
.home-observatory-page .prod .price { display: block; }
.home-observatory-page .prod .was { display: block; color: rgba(238, 233, 220, .6); }
.home-observatory-page .prod .now { color: var(--C-gold-2); }
.home-observatory-page .prod p { color: var(--C-ink-2); }
.home-observatory-page .prod ul { gap: 8px; }
.home-observatory-page .prod ul li { color: var(--C-ink-2); }
.home-observatory-page .prod ul li::before { color: var(--C-gold); }
.home-observatory-page .prod .cta {
  margin: 0;
  padding: 0;
  border-top: 0;
  color: var(--C-gold-2);
  opacity: .72;
}

.home-observatory-page .prod:hover .cta { opacity: 1; }

.home-observatory-page .pull {
  position: relative;
  isolation: isolate;
  padding: 148px 20px 156px;
  color: var(--C-ink);
  border-top: 1px solid var(--C-line-2);
  background:
    linear-gradient(90deg, rgba(5, 7, 6, .92), rgba(5, 7, 6, .58) 48%, rgba(5, 7, 6, .78)),
    url('../img/observatory/main-observatory.webp') center 72% / cover no-repeat;
}

.home-observatory-page .pull .C-h2 { color: var(--C-ink); }
.home-observatory-page .pull .C-lead { color: var(--C-ink-2); }
.home-observatory-page .obs-cta-final {
  width: 286px;
  margin: 36px auto 0;
  text-align: left;
}

.home-observatory-page .v2-foot {
  margin-top: 0;
  color: var(--C-ink-3);
  border-top-color: var(--C-line);
  background: #080a09;
}

.home-observatory-page .v2-foot a { color: var(--C-ink-2); }
.home-observatory-page .v2-foot-biz,
.home-observatory-page .v2-foot-meta { color: rgba(238, 233, 220, .65) !important; }
.home-observatory-page .v2-foot a:hover { color: var(--C-ink); }
.home-observatory-page .v2-foot .v2-logo-svg > text { fill: var(--C-ink); }
.home-observatory-page .v2-foot .v2-logo-svg g rect:first-child { fill: transparent; stroke: var(--C-gold); stroke-width: 9; }
.home-observatory-page .v2-foot .v2-logo-svg g rect:nth-child(2) { fill: none; stroke: var(--C-gold); }
.home-observatory-page .v2-foot .v2-logo-svg g text { fill: var(--C-gold-2); }

.obs-story {
  position: relative;
  height: 240vh;
  color: var(--obs-paper);
  background: #080a09;
}

.obs-hero {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  min-height: 720px;
  overflow: hidden;
  isolation: isolate;
  background: #0a0c0b;
}

.obs-environment,
.obs-ambient-shade,
.obs-measurement-light {
  position: absolute;
  inset: -2.5%;
  pointer-events: none;
}

.obs-environment {
  z-index: -5;
  transform: translate3d(var(--obs-bg-x), var(--obs-bg-y), 0) scale(1.04);
  transition: transform 700ms cubic-bezier(.16, 1, .3, 1);
}

.obs-environment img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  filter: saturate(.78) contrast(1.03) brightness(.92);
}

.obs-ambient-shade {
  z-index: -4;
  background:
    linear-gradient(90deg, rgba(5, 7, 6, .84) 0%, rgba(5, 7, 6, .59) 30%, rgba(5, 7, 6, .11) 54%, rgba(5, 7, 6, .2) 100%),
    linear-gradient(0deg, rgba(4, 6, 5, .74) 0%, transparent 44%),
    linear-gradient(180deg, rgba(4, 6, 5, .25), transparent 36%);
}

.obs-measurement-light {
  z-index: -1;
  left: 35%;
  right: auto;
  width: 21%;
  transform: translate3d(var(--obs-light-x), 0, 0) skewX(-9deg);
  background: linear-gradient(90deg, transparent, rgba(211, 185, 126, .035) 36%, rgba(211, 185, 126, .09) 50%, rgba(211, 185, 126, .03) 64%, transparent);
  mix-blend-mode: screen;
  transition: transform 600ms cubic-bezier(.16, 1, .3, 1);
}

.obs-ui-layer { z-index: 10; }

.obs-copy {
  position: absolute;
  left: 48px;
  top: clamp(132px, 17vh, 172px);
  width: 500px;
}

.obs-kicker,
.obs-calibration,
.obs-rail-label,
.obs-rail-data,
.obs-inspector-count,
.obs-inspector-label {
  font-family: var(--font-mono);
  letter-spacing: .15em;
}

.obs-kicker {
  display: block;
  color: var(--obs-brass-bright);
  font-size: 9px;
}

.obs-copy h1 {
  margin: 18px 0 19px;
  color: var(--obs-paper);
  font: 300 clamp(52px, 5vw, 78px)/1.08 var(--font-serif-kr);
  letter-spacing: -.055em;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .25);
}

.obs-copy h1 em { color: var(--obs-brass-bright); font-style: normal; }

.obs-copy > p {
  margin: 0;
  color: var(--obs-paper-muted);
  font-size: 14px;
  line-height: 1.86;
}

.obs-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 28px;
}

.obs-cta {
  position: relative;
  width: 258px;
  min-height: 64px;
  display: grid;
  grid-template-columns: 38px 1fr 28px;
  align-items: center;
  padding: 0 14px 0 0;
  border: 1px solid rgba(217, 191, 131, .54);
  color: var(--obs-paper);
  background: linear-gradient(180deg, rgba(27, 30, 27, .9), rgba(9, 11, 10, .96));
  box-shadow: inset 3px 0 0 var(--obs-brass);
  overflow: hidden;
}

.obs-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, rgba(217, 191, 131, .2), rgba(217, 191, 131, .045));
  transition: transform 420ms cubic-bezier(.16, 1, .3, 1);
}

.obs-cta:hover::before,
.obs-cta:focus-visible::before { transform: scaleX(1); }
.obs-cta > span { position: relative; z-index: 1; }
.obs-cta-index { align-self: stretch; display: grid; place-items: center; border-right: 1px solid var(--obs-line); color: var(--obs-brass-bright); font: 500 9px/1 var(--font-mono); }
.obs-cta-copy { padding-left: 13px; display: flex; flex-direction: column; gap: 4px; }
.obs-cta-copy b { font-size: 13px; font-weight: 500; }
.obs-cta-copy small { color: var(--obs-brass); font: 500 7px/1 var(--font-mono); letter-spacing: .08em; }
.obs-cta-arrow { align-self: stretch; justify-self: stretch; display: grid; place-items: center; border-left: 1px solid var(--obs-line); color: var(--obs-brass-bright); font-size: 17px; }
.obs-method-link { padding: 9px 0 7px; border-top: 1px solid transparent; border-bottom: 1px solid var(--obs-line-brass); color: var(--obs-paper-muted); font: 500 9px/1.4 var(--font-mono); letter-spacing: .08em; }
.obs-method-link:hover { color: var(--obs-paper); border-top-color: var(--obs-line); }
.obs-method-link span { margin-left: 10px; color: var(--obs-brass-bright); }

.obs-pillar-field {
  position: absolute;
  z-index: 3;
  left: 38%;
  right: 2.5%;
  top: 11%;
  bottom: 18.5%;
  transform: translate3d(var(--obs-pillar-x), var(--obs-pillar-y), 0);
  transition: transform 600ms cubic-bezier(.16, 1, .3, 1);
}

.obs-pillar {
  --obs-rise: 0px;
  --obs-pillar-scale: .985;
  position: absolute;
  bottom: var(--obs-ground-step);
  z-index: var(--obs-depth);
  display: block;
  width: var(--obs-width);
  height: auto;
  aspect-ratio: 1122 / 1402;
  opacity: .76;
  isolation: isolate;
  transform: translate3d(0, var(--obs-rise), 0) scale(var(--obs-pillar-scale));
  transform-origin: 50% 100%;
  transition: opacity 460ms ease, transform 700ms cubic-bezier(.16, 1, .3, 1), filter 460ms ease;
  filter: brightness(.78) saturate(.72) contrast(1.04);
  outline: none;
}

.obs-pillar img {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: contain;
  object-position: 50% 100%;
  pointer-events: none;
  filter: url(#obs-light-background-cutout);
}

.obs-pillar-shadow {
  position: absolute;
  z-index: 0;
  left: 10%;
  right: 1%;
  bottom: -.6%;
  height: 6.2%;
  border-radius: 50%;
  background: radial-gradient(ellipse at 48% 52%, rgba(0, 0, 0, .96) 0%, rgba(0, 0, 0, .78) 30%, rgba(0, 0, 0, .36) 56%, rgba(0, 0, 0, 0) 78%);
  opacity: .9;
  transform: translateX(6%) skewX(-10deg) scaleX(.98);
  filter: blur(2.4px);
  transform-origin: 50% 50%;
  transition: transform 700ms cubic-bezier(.16, 1, .3, 1), opacity 460ms ease;
}

.obs-pillar-caption {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 14%;
  width: max-content;
  text-align: center;
  opacity: .46;
  transform: translateX(-50%);
  transition: opacity 460ms ease;
}

.obs-pillar-caption b { display: block; font: 500 10px/1 var(--font-serif-kr); letter-spacing: .18em; }
.obs-pillar-caption small { display: block; margin-top: 6px; color: var(--obs-brass); font: 400 6px/1 var(--font-mono); letter-spacing: .11em; }

.obs-pillar[data-active="true"],
.obs-pillar:hover,
.obs-pillar:focus-visible {
  --obs-pillar-scale: 1.01;
  z-index: 8;
  opacity: 1;
  filter: brightness(1.12) saturate(.92) contrast(1.02);
}

.obs-pillar:focus-visible {
  outline: 1px solid var(--obs-brass-bright);
  outline-offset: 4px;
}

.obs-pillar[data-active="true"] .obs-pillar-caption,
.obs-pillar:hover .obs-pillar-caption,
.obs-pillar:focus-visible .obs-pillar-caption { opacity: 1; }
.obs-pillar[data-active="true"] .obs-pillar-shadow { opacity: .92; transform: translateX(6%) scaleX(1.02); }

.obs-pillar-hour { left: -1%; --obs-width: 26%; --obs-ground-step: 96px; --obs-depth: 1; }
.obs-pillar-day { left: 20%; --obs-width: 31%; --obs-ground-step: 64px; --obs-depth: 2; }
.obs-pillar-month { left: 44%; --obs-width: 29%; --obs-ground-step: 32px; --obs-depth: 3; }
.obs-pillar-year { left: 65%; --obs-width: 35%; --obs-ground-step: 0px; --obs-depth: 4; }

.obs-inspector {
  position: absolute;
  top: 111px;
  right: 48px;
  width: 286px;
  padding: 12px 0 15px;
  border-top: 1px solid var(--obs-line-brass);
  border-bottom: 1px solid var(--obs-line);
  display: grid;
  grid-template-columns: 55px 1fr 62px;
  align-items: baseline;
  column-gap: 12px;
  background: linear-gradient(90deg, rgba(7, 9, 8, .08), rgba(7, 9, 8, .56));
}

.obs-inspector-count { color: var(--obs-brass); font-size: 8px; }
.obs-inspector-label { color: var(--obs-paper-muted); font-size: 8px; }
.obs-inspector-code { justify-self: end; color: var(--obs-brass-bright); font: 500 22px/1 var(--font-serif-kr); }
.obs-inspector p { grid-column: 1 / -1; margin: 13px 0 0; color: var(--obs-paper-muted); font-size: 10px; line-height: 1.65; }

.obs-calibration {
  position: absolute;
  right: 48px;
  bottom: 114px;
  min-width: 530px;
  min-height: 36px;
  padding: 0 12px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
  border-top: 1px solid var(--obs-line-brass);
  border-bottom: 1px solid var(--obs-line);
  background: rgba(6, 8, 7, .43);
  font-size: 7px;
}

.obs-calibration span { color: var(--obs-brass); }
.obs-calibration b { color: var(--obs-paper); font-weight: 400; }
.obs-calibration small { color: var(--obs-paper-muted); font-size: 7px; }

.obs-rail {
  position: absolute;
  left: 48px;
  right: 48px;
  bottom: 24px;
  display: grid;
  grid-template-columns: 156px 420px 1fr;
  gap: 22px;
  align-items: end;
  padding-top: 16px;
  border-top: 1px solid var(--obs-line);
}

.obs-rail-label { align-self: center; color: var(--obs-brass-bright); font-size: 7px; }
.obs-rail-segments { display: grid; grid-template-columns: repeat(4, 1fr); }
.obs-rail-segments button {
  min-height: 37px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 10px;
  border-left: 1px solid var(--obs-line);
  border-top: 1px solid transparent;
  color: rgba(238, 233, 220, .7);
  transition: color 300ms ease, border-color 300ms ease, background 300ms ease;
}

.obs-rail-segments button:last-child { border-right: 1px solid var(--obs-line); }
.obs-rail-segments button b { font: 400 7px/1 var(--font-mono); }
.obs-rail-segments button span { font: 500 17px/1 var(--font-serif-kr); }
.obs-rail-segments button[data-active="true"] { color: var(--obs-brass-bright); border-top-color: var(--obs-brass-bright); background: rgba(181, 152, 97, .08); }
.obs-rail-data { align-self: center; display: flex; justify-content: flex-end; gap: 38px; color: rgba(238, 233, 220, .72); font-size: 6px; }
.obs-rail-data b { margin-right: 4px; color: var(--obs-paper); font-size: 9px; font-weight: 400; }

html:not(.home-observatory-ready) .obs-copy,
html:not(.home-observatory-ready) .obs-inspector,
html:not(.home-observatory-ready) .obs-calibration,
html:not(.home-observatory-ready) .obs-rail { opacity: 0; transform: translateY(12px); }

.home-observatory-ready .obs-copy,
.home-observatory-ready .obs-inspector,
.home-observatory-ready .obs-calibration,
.home-observatory-ready .obs-rail {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 900ms ease, transform 1100ms cubic-bezier(.16, 1, .3, 1);
}

.home-observatory-ready .obs-copy { transition-delay: 80ms; }
.home-observatory-ready .obs-inspector { transition-delay: 520ms; }
.home-observatory-ready .obs-calibration { transition-delay: 620ms; }
.home-observatory-ready .obs-rail { transition-delay: 720ms; }
html:not(.home-observatory-ready) .obs-pillar { opacity: 0; transform: translateY(58px) scale(.97); }
.home-observatory-ready .obs-pillar { animation: obs-pillar-arrival 1000ms cubic-bezier(.16, 1, .3, 1) backwards; }
.home-observatory-ready .obs-pillar-hour { animation-delay: 260ms; }
.home-observatory-ready .obs-pillar-day { animation-delay: 410ms; }
.home-observatory-ready .obs-pillar-month { animation-delay: 560ms; }
.home-observatory-ready .obs-pillar-year { animation-delay: 710ms; }

@keyframes obs-pillar-arrival {
  from { opacity: 0; transform: translateY(58px) scale(.97); }
  to { opacity: .76; transform: translateY(0) scale(.985); }
}

@media (max-height: 760px) and (min-width: 761px) {
  .obs-copy { top: 116px; }
  .obs-copy h1 { font-size: 52px; }
  .obs-copy > p { font-size: 12px; }
  .obs-actions { margin-top: 20px; }
  .obs-pillar-field { top: 10%; }
}

@media (max-width: 1120px) and (min-width: 761px) {
  .home-observatory-page .v2-nav-links { gap: 15px; }
  .home-observatory-page .v2-nav-links a { font-size: 11px; }
  .home-observatory-page .v2-nav-ghost { display: none; }
  .obs-copy { width: 430px; }
  .obs-copy h1 { font-size: 58px; }
  .obs-pillar-field { left: 41%; right: -2%; }
  .obs-rail { grid-template-columns: 120px 360px 1fr; }
  .obs-rail-data { gap: 18px; }
}

/* Tall tablet / narrow desktop: keep the four recorded pillars at the
   same visual scale as the approved desktop frame instead of shrinking
   them with the copy-driven left inset. */
@media (min-width: 761px) and (max-width: 1440px) and (min-height: 900px) {
  .obs-pillar-field {
    left: auto;
    right: clamp(0px, calc(11.25vw - 126px), 36px);
    width: min(78vw, calc(2.25vw + 824.8px));
  }

  /* The enlarged tablet field needs a shallower step so the four bases
     stay on the same marble/fence perspective line instead of floating. */
  .obs-pillar-hour { --obs-ground-step: clamp(72px, calc(5.11vw + 22.4px), 96px); }
  .obs-pillar-day { --obs-ground-step: clamp(48px, calc(3.4vw + 15px), 64px); }
  .obs-pillar-month { --obs-ground-step: clamp(24px, calc(1.7vw + 7.5px), 32px); }
}

@media (max-width: 760px) {
  .home-observatory-page .v2-nav-inner { min-height: 64px; padding: 10px 16px; }
  .home-observatory-page .v2-logo-svg { height: 34px !important; }
  .home-observatory-page .v2-nav-ghost { display: none; }
  .home-observatory-page .v2-nav-cta { padding: 7px 10px; font-size: 11px; }
  .home-observatory-page .v2-tabbar {
    color: var(--obs-paper-muted);
    border-top-color: var(--obs-line);
    background: rgba(7, 9, 8, .96);
    backdrop-filter: none;
  }
  .home-observatory-page .v2-tab { color: rgba(238, 233, 220, .52); }
  .home-observatory-page .v2-tab.is-active { color: var(--obs-paper); }
  .home-observatory-page .v2-tab.is-active::before { background: var(--obs-brass-bright); }

  .obs-story { height: 210svh; }
  .obs-hero { height: 100svh; min-height: 640px; }
  .obs-environment,
  .obs-ambient-shade,
  .obs-measurement-light { inset: 0; }
  .obs-environment { transform: translate3d(var(--obs-bg-x), var(--obs-bg-y), 0) scale(1.02); }
  .obs-environment img { object-position: 64% center; filter: saturate(.72) contrast(1.05) brightness(.72); }
  .obs-ambient-shade {
    background:
      linear-gradient(180deg, rgba(4, 6, 5, .94) 0%, rgba(4, 6, 5, .64) 39%, rgba(4, 6, 5, .14) 69%, rgba(4, 6, 5, .9) 100%),
      linear-gradient(90deg, rgba(4, 6, 5, .64), rgba(4, 6, 5, .08));
  }
  .obs-measurement-light { left: 58%; width: 28%; }

  .obs-copy { left: 16px; right: 16px; top: 88px; width: auto; }
  .obs-kicker { font-size: 7px; }
  .obs-copy h1 { margin: 12px 0 13px; font-size: clamp(36px, 10.5vw, 44px); line-height: 1.08; }
  .obs-copy > p { max-width: 310px; font-size: 10px; line-height: 1.65; }
  .obs-actions { margin-top: 16px; gap: 0; }
  .obs-cta { width: 226px; min-height: 52px; grid-template-columns: 34px 1fr 25px; }
  .obs-cta-copy b { font-size: 11px; }
  .obs-cta-copy small { font-size: 6px; }
  .obs-method-link { display: none; }

  .obs-pillar-field { left: 1%; right: -19%; top: 43%; bottom: 25%; }
  .obs-pillar-hour { --obs-ground-step: 54px; }
  .obs-pillar-day { --obs-ground-step: 36px; }
  .obs-pillar-month { --obs-ground-step: 18px; }
  .obs-pillar-year { --obs-ground-step: 0px; }
  .obs-pillar-caption { bottom: 9%; }
  .obs-pillar-caption b { font-size: 7px; }
  .obs-pillar-caption small { display: none; }

  .obs-inspector {
    top: auto;
    right: 16px;
    bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 106px);
    left: 16px;
    width: auto;
    padding: 9px 0 10px;
    grid-template-columns: 44px 1fr 48px;
    background: linear-gradient(90deg, rgba(7, 9, 8, .82), rgba(7, 9, 8, .48));
  }
  .obs-inspector-count,
  .obs-inspector-label { font-size: 6px; }
  .obs-inspector-code { font-size: 17px; }
  .obs-inspector p { margin-top: 8px; font-size: 8px; line-height: 1.45; }
  .obs-calibration { display: none; }

  .obs-rail {
    left: 16px;
    right: 16px;
    bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 12px);
    display: block;
  }
  .obs-rail-label,
  .obs-rail-data { display: none; }
  .obs-rail-segments { width: 100%; grid-template-columns: repeat(4, 1fr); }
  .obs-rail-segments button { min-height: 54px; }

  .home-observatory-page .C-section { padding: 78px 0; background-size: 100% 100%, 100% 58px; }
  .home-observatory-page .C-h2 { font-size: 32px; }
  .home-observatory-page .C-lead { font-size: 15px; }

  .home-observatory-page .discover-card {
    grid-template-columns: 48px 1fr;
    gap: 9px 14px;
    min-height: 0;
    padding: 24px 0 26px;
  }
  .home-observatory-page .discover-card .num { grid-row: 1 / 4; align-self: start; padding-top: 6px; }
  .home-observatory-page .discover-card h3 { font-size: 22px; }
  .home-observatory-page .discover-card p,
  .home-observatory-page .discover-card strong { grid-column: 2; }
  .home-observatory-page .discover-card:hover { padding-left: 8px; }

  .home-observatory-page .principles { display: block; }
  .home-observatory-page .pr { min-height: 0; padding: 32px 8px; border-right: 0; border-bottom: 1px solid var(--C-line); }
  .home-observatory-page .pr:last-child { border-bottom: 0; }
  .home-observatory-page .pr .big { font-size: 58px; }

  .home-observatory-page .ba-row { min-height: 0; padding: 26px 0; }

  .home-observatory-page .prod {
    grid-template-columns: 76px 1fr auto;
    gap: 10px 14px;
    min-height: 0;
    padding: 28px 0 30px;
  }
  .home-observatory-page .prod .idx { grid-column: 1; grid-row: 1; }
  .home-observatory-page .prod h3 { grid-column: 2; grid-row: 1; font-size: 21px; }
  .home-observatory-page .prod .price { grid-column: 3; grid-row: 1; text-align: right; }
  .home-observatory-page .prod p,
  .home-observatory-page .prod ul,
  .home-observatory-page .prod .cta { grid-column: 2 / -1; }
  .home-observatory-page .prod .cta { width: max-content; margin-top: 8px; }
  .home-observatory-page .prod:hover { padding-left: 8px; }

  .home-observatory-page .pull { padding: 108px 20px 122px; background-position: 62% 72%; }
}

@media (prefers-reduced-motion: reduce) {
  .obs-story { height: 100svh; }
  .obs-environment,
  .obs-pillar-field,
  .obs-measurement-light { transform: none !important; }
  .obs-hero *,
  .obs-hero *::before,
  .obs-hero *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}