/* ─────────────────────────────────────────────────────────────────
   Moonlit — Grown-up Glow palette mirrored from skindiary/DesignSystem.
   30대 mature elegance + Gen Z brightness. 직접적 anti-aging X.
   ───────────────────────────────────────────────────────────────── */
:root {
  /* Surface */
  --canvas: #f1eee7;
  --surface: #fcfaf4;
  --surface-raised: #fffdf8;
  --surface-soft: #f5e2d5; /* peach */
  --surface-calm: #e5ead5; /* matcha */

  /* Ink */
  --ink: #14100b;
  --ink-secondary: #6e665c;
  --ink-tertiary: #9f968a;
  --ink-inverse: #fcfaf4;

  /* Lines */
  --line: #e2ddd0;
  --line-strong: #bfb4a0;

  /* Brand */
  --brand: #e66a7c; /* rose-coral */
  --brand-pressed: #c8556a;
  --calm: #8fb89a;  /* matcha mochi sage */
  --peach: #f5a580; /* dewy peach */
  --lavender: #b49ae0;

  /* Semantic */
  --positive: #95c275;
  --warning: #e8b85f;
  --critical: #c4525a;

  /* 6 axes */
  --axis-acne: #e66a7c;
  --axis-redness: #ed7081;
  --axis-oiliness: #e8b85f;
  --axis-hydration: #7bb4d6;
  --axis-texture: #b49ae0;
  --axis-pigment: #c28f66;

  /* Type */
  --serif: 'Cormorant Garamond', 'Iowan Old Style', 'Palatino', 'Georgia', serif;
  --sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', system-ui, sans-serif;

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-pill: 999px;

  /* Motion */
  --ease-luxe: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-quick: 200ms;
  --dur-base: 480ms;
  --dur-slow: 900ms;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv11', 'ss01';
  letter-spacing: -0.01em;
  /* overflow-x: clip prevents horizontal scroll without breaking position:sticky inside.
     `hidden` would create a scroll context and break sticky descendants. */
  overflow-x: clip;
}

/* ── Type ────────────────────────────────────────────────────── */
.serif {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.serif-italic {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--ink);
}

p {
  color: var(--ink-secondary);
}

a {
  color: inherit;
  text-decoration: none;
}

/* ── Layout ──────────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 28px;
}

.container-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Nav ─────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(18px) saturate(120%);
  -webkit-backdrop-filter: blur(18px) saturate(120%);
  background: color-mix(in srgb, var(--canvas) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-soft),
              background var(--dur-base) var(--ease-soft);
}

.nav.is-scrolled {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--canvas) 92%, transparent);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-brand .moon {
  width: 26px;
  height: 26px;
  background-image: url('moonlit-mark-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: drop-shadow(0 1px 3px color-mix(in srgb, var(--brand) 22%, transparent));
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  font-size: 14px;
  color: var(--ink-secondary);
}

.nav-links a {
  position: relative;
  transition: color var(--dur-quick) var(--ease-soft);
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-luxe);
}

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

@media (max-width: 640px) {
  .nav-links { gap: 18px; font-size: 13px; }
  .nav-links .nav-link-coming { display: none; }
}

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 72px 0 96px;
  isolation: isolate;
}

@media (min-width: 768px) {
  .hero { padding: 132px 0 168px; }
}

.hero-eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

@media (min-width: 901px) {
  .hero .container { position: relative; }
  .hero-eyebrow,
  .hero-title,
  .hero-tagline,
  .hero-sub,
  .hero-cta,
  .hero-meta { max-width: 56%; position: relative; z-index: 1; }
}

.hero-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--line-strong);
}

.hero-title {
  font-size: clamp(72px, 14vw, 168px);
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: -0.04em;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  display: inline-block;
}

.hero-title .ch {
  display: inline-block;
  opacity: 0;
  transform: translateY(28px);
  filter: blur(8px);
  animation: cascade 850ms var(--ease-luxe) forwards;
}

.hero-tagline {
  margin-top: 28px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.18;
  color: var(--ink);
  font-family: var(--serif);
  letter-spacing: -0.015em;
  max-width: 720px;
  opacity: 0;
  transform: translateY(14px);
  filter: blur(4px);
  animation: rise 900ms var(--ease-luxe) 280ms forwards;
}

.hero-tagline em {
  font-style: italic;
  color: var(--brand);
}

.hero-sub {
  margin-top: 26px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-secondary);
  max-width: 540px;
  opacity: 0;
  transform: translateY(10px);
  animation: rise 900ms var(--ease-luxe) 520ms forwards;
}

.hero-cta {
  margin-top: 42px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: var(--ink);
  color: var(--ink-inverse);
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform var(--dur-base) var(--ease-luxe),
              background var(--dur-base) var(--ease-luxe),
              box-shadow var(--dur-base) var(--ease-luxe);
  opacity: 0;
  animation: rise 900ms var(--ease-luxe) 720ms forwards;
}

.hero-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px -12px color-mix(in srgb, var(--ink) 40%, transparent);
}

.hero-cta-arrow {
  transition: transform var(--dur-base) var(--ease-luxe);
}

.hero-cta:hover .hero-cta-arrow {
  transform: translateX(4px);
}

.hero-meta {
  margin-top: 22px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-tertiary);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  opacity: 0;
  animation: rise 900ms var(--ease-luxe) 900ms forwards;
}

.hero-meta .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink-tertiary);
}

/* Hero — visual radar */
.hero-visual {
  position: absolute;
  top: 50%;
  right: -120px;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  pointer-events: none;
  opacity: 0;
  animation: visualIn 1500ms var(--ease-luxe) 200ms forwards;
}

@media (max-width: 1024px) {
  .hero-visual {
    position: relative;
    top: auto;
    right: auto;
    transform: none;
    margin: 56px auto 0;
    width: min(420px, 80vw);
    height: min(420px, 80vw);
  }
}

/* Hero — atmospheric moon-water visual on the right */
.hero-moon {
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background-image: url('images/moon-water-1100.jpg');
  background-size: cover;
  background-position: center 35%;
  background-repeat: no-repeat;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  animation: moonRise 1800ms var(--ease-luxe) 200ms forwards;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,0.95) 35%, rgba(0,0,0,1) 100%);
          mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,0.95) 35%, rgba(0,0,0,1) 100%);
  filter: saturate(1.05) contrast(1.02);
}

.hero-moon::after {
  /* Top + bottom canvas fade so it feels like a panel that breathes into the page */
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      var(--canvas) 0%,
      transparent 12%,
      transparent 78%,
      var(--canvas) 100%);
  pointer-events: none;
}

@media (max-width: 900px) {
  .hero-moon {
    position: relative;
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 5;
    margin-top: 56px;
    border-radius: 18px;
    overflow: hidden;
    -webkit-mask-image: none;
            mask-image: none;
    box-shadow: 0 32px 80px -32px color-mix(in srgb, var(--ink) 40%, transparent);
  }
  .hero-moon::after { display: none; }
}

@keyframes moonRise {
  from { opacity: 0; transform: translateY(24px) scale(1.04); }
  to   { opacity: 1;  transform: translateY(0) scale(1); }
}

/* Hero — color blobs (parallax-ish) */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.6;
  z-index: -1;
  animation: blobFloat 14s ease-in-out infinite alternate;
}

.blob-1 { top: -10%; left: -8%; width: 580px; height: 580px;
          background: color-mix(in srgb, var(--brand) 40%, transparent); }
.blob-2 { top: 16%; right: -10%; width: 520px; height: 520px;
          background: color-mix(in srgb, var(--lavender) 30%, transparent);
          animation-delay: -4s; }
.blob-3 { bottom: -10%; left: 30%; width: 460px; height: 460px;
          background: color-mix(in srgb, var(--calm) 30%, transparent);
          animation-delay: -8s; }

/* ── Section base ────────────────────────────────────────────── */
section {
  padding: 96px 0;
  position: relative;
}

@media (max-width: 640px) {
  section { padding: 72px 0; }
}

.section-eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
  margin-bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.section-eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--brand);
}

.section-title {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.06;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  max-width: 14ch;
  color: var(--ink);
}

.section-title em {
  font-style: italic;
  color: var(--brand);
}

.section-lead {
  margin-top: 22px;
  font-size: 18px;
  line-height: 1.62;
  color: var(--ink-secondary);
  max-width: 640px;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 900ms var(--ease-luxe),
              transform 900ms var(--ease-luxe);
}

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

/* ── 30-second loop ─────────────────────────────────────────── */
/* ── Moonlit hour — atmospheric brand mood band ────────── */
.mood {
  position: relative;
  padding: 0;
  background: #0c1117;
  overflow: hidden;
  border-top: 1px solid var(--line);
}

.mood-image {
  position: absolute;
  inset: 0;
  background-image: url('images/moon-water-1100.jpg');
  background-size: cover;
  background-position: center;
  filter: saturate(1.1);
}

.mood-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      var(--canvas) 0%,
      transparent 14%,
      transparent 86%,
      var(--canvas) 100%),
    radial-gradient(ellipse at 50% 35%, transparent 0%, rgba(12, 17, 23, 0.55) 80%);
}

.mood-inner {
  position: relative;
  padding: 240px 0 200px;
  text-align: center;
  z-index: 2;
}

@media (max-width: 720px) {
  .mood-inner { padding: 180px 0 160px; }
}

.mood-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 600;
  color: rgba(251, 226, 196, 0.85);
}

.mood-eyebrow::before,
.mood-eyebrow::after {
  content: '';
  width: 28px;
  height: 1px;
  background: rgba(251, 226, 196, 0.55);
}

.mood-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(38px, 5.5vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: #fbe2c4;
  max-width: 18ch;
  margin: 0 auto;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.mood-attribution {
  margin-top: 28px;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  color: rgba(251, 226, 196, 0.65);
}

/* ── 3-stage motion (Portrait → Selfie → Analysis) ─────── */
.stage-section {
  background: linear-gradient(180deg,
    var(--canvas) 0%,
    color-mix(in srgb, var(--surface-soft) 40%, var(--canvas)) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  /* No overflow: hidden — would break position:sticky in .stage-stage descendants */
}

/* ── Scrub track — section anchor, frame stays viewport-locked while
      caption text crossfades through 3 stages ─────────────────────── */
.stage-track {
  position: relative;
  height: 240vh;       /* total scroll distance — 3 zones × 80vh */
  margin-top: 56px;
}

.stage-stage {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.stage-stage .container {
  width: 100%;
  display: grid;
  gap: 64px;
  align-items: center;
}

@media (min-width: 900px) {
  .stage-stage .container { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 96px; }
}

@media (max-width: 899px) {
  .stage-track { height: 280vh; }
  .stage-stage { padding-top: 64px; }
  .stage-stage .container { grid-template-columns: 1fr; gap: 32px; }
}

/* Caption stack — absolutely superimposed, crossfade between */
.stage-caption-col {
  position: relative;
  min-height: 320px;
}

.stage-cap {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 28px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 700ms var(--ease-luxe),
              transform 900ms var(--ease-luxe);
  pointer-events: none;
  -webkit-tap-highlight-color: transparent;
}

.stage-cap.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.stage-cap:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 8px;
  border-radius: 6px;
}

/* Vertical rail — 3 dots representing the 3 stages, always visible */
.stage-rail {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 56px;
  z-index: 2;
}

.stage-rail-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--surface);
  border: 1.5px solid var(--line-strong);
  cursor: pointer;
  transition: background 400ms var(--ease-soft),
              border-color 400ms var(--ease-soft),
              box-shadow 400ms var(--ease-soft),
              transform 400ms var(--ease-luxe);
}

.stage-rail-dot.is-active {
  background: var(--brand);
  border-color: var(--brand);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--brand) 18%, transparent);
  transform: scale(1.12);
}

.stage-rail::before {
  content: '';
  position: absolute;
  left: 4px;
  top: -28px;
  bottom: -28px;
  width: 1px;
  background: var(--line);
  z-index: -1;
}

/* Scene = position context for chips that need to float outside the frame edge */
.stage-scene {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  isolation: isolate;
}

.stage-frame {
  position: absolute;
  inset: 0;
  border-radius: 28px;
  overflow: hidden;
  background: var(--canvas);
  box-shadow:
    0 1px 0 0 rgba(255, 253, 248, 0.7) inset,
    0 30px 80px -30px color-mix(in srgb, var(--ink) 35%, transparent),
    0 8px 20px -8px color-mix(in srgb, var(--brand) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--line-strong) 40%, transparent);
}

.stage-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center,
    transparent 60%,
    color-mix(in srgb, var(--canvas) 60%, transparent) 100%);
  z-index: 4;
  pointer-events: none;
}

/* Three layered portraits, crossfade by data-stage */
.stage-portrait {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0;
  transition: opacity 900ms var(--ease-luxe),
              transform 1400ms var(--ease-luxe),
              filter 1000ms var(--ease-luxe);
  transform: scale(1.02);
}

.stage-frame[data-stage="1"] .stage-portrait[data-for="1"] { opacity: 1; transform: scale(1); }
.stage-frame[data-stage="2"] .stage-portrait[data-for="2"] { opacity: 1; transform: scale(1); }
.stage-frame[data-stage="3"] .stage-portrait[data-for="3"] { opacity: 1; transform: scale(1); filter: saturate(0.92) brightness(0.96); }

.stage-viewfinder {
  position: absolute;
  inset: 8% 9% 24% 9%;
  border-radius: 18px;
  border: 1.5px solid color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow:
    0 0 0 9999px color-mix(in srgb, var(--ink) 8%, transparent),
    inset 0 0 0 1px color-mix(in srgb, var(--brand) 24%, transparent);
  z-index: 3;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity 700ms var(--ease-luxe),
              transform 900ms var(--ease-luxe),
              border-color 700ms var(--ease-luxe);
  pointer-events: none;
}

.stage-viewfinder::before,
.stage-viewfinder::after,
.stage-corner {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--surface);
  border-radius: 4px;
}

.stage-viewfinder::before { top: -1px; left: -1px;
  border-right: 0; border-bottom: 0; border-top-left-radius: 18px; }
.stage-viewfinder::after  { top: -1px; right: -1px;
  border-left: 0; border-bottom: 0; border-top-right-radius: 18px; }
.stage-corner.bl { bottom: -1px; left: -1px;
  border-right: 0; border-top: 0; border-bottom-left-radius: 18px; }
.stage-corner.br { bottom: -1px; right: -1px;
  border-left: 0; border-top: 0; border-bottom-right-radius: 18px; }

/* Stage 2 — phone is the visual cue, no face-bbox viewfinder needed */
/* Stage 3 — keep a soft framing rect to anchor the radar overlay */
.stage-frame[data-stage="3"] .stage-viewfinder {
  opacity: 0.55;
  transform: scale(1);
  border-color: color-mix(in srgb, var(--brand) 50%, transparent);
}

.stage-time-chip {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: color-mix(in srgb, var(--ink) 78%, transparent);
  color: var(--ink-inverse);
  border-radius: var(--r-pill);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 5;
  opacity: 0;
  transform: translate(-50%, -8px);
  transition: opacity 600ms var(--ease-luxe),
              transform 700ms var(--ease-luxe);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.stage-time-chip .pulse {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--brand) 70%, transparent);
  animation: timePulse 1.4s ease-out infinite;
}

@keyframes timePulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--brand) 70%, transparent); }
  100% { box-shadow: 0 0 0 12px color-mix(in srgb, var(--brand) 0%, transparent); }
}

.stage-frame[data-stage="2"] .stage-time-chip,
.stage-frame[data-stage="3"] .stage-time-chip {
  opacity: 1;
  transform: translate(-50%, 0);
}

.stage-analysis {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 700ms var(--ease-luxe);
  pointer-events: none;
}

.stage-frame[data-stage="3"] .stage-analysis { opacity: 1; }

.stage-analysis svg {
  width: 88%;
  max-width: 520px;
  height: auto;
  filter: drop-shadow(0 8px 28px color-mix(in srgb, var(--brand) 35%, transparent));
}

/* Stage 3 — slight darkening of portrait so the data layer reads */
.stage-frame[data-stage="3"]::before {
  background: radial-gradient(ellipse at center,
    rgba(20, 16, 11, 0.10) 0%,
    rgba(20, 16, 11, 0.20) 65%,
    color-mix(in srgb, var(--canvas) 60%, transparent) 100%);
}

.stage-analysis .stage-poly {
  transform-origin: center;
  animation: stagePolyDraw 1100ms var(--ease-luxe) 200ms both;
}

@keyframes stagePolyDraw {
  from { opacity: 0; transform: scale(0.7); }
  to   { opacity: 0.92; transform: scale(1); }
}

.stage-score-center {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 5;
  opacity: 0;
  transition: opacity 600ms var(--ease-luxe) 700ms;
  pointer-events: none;
}

.stage-frame[data-stage="3"] .stage-score-center { opacity: 1; }

.stage-score-pill {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 22px;
  background: color-mix(in srgb, var(--surface-raised) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--brand) 25%, var(--line));
  border-radius: 22px;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 12px 32px -16px color-mix(in srgb, var(--ink) 50%, transparent);
}

.stage-score-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 56px;
  line-height: 1;
  color: var(--ink);
}

.stage-score-delta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--positive);
  letter-spacing: 0.04em;
}

.stage-chip {
  position: absolute;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  background: color-mix(in srgb, var(--surface-raised) 96%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 6px 16px -8px color-mix(in srgb, var(--ink) 40%, transparent);
  opacity: 0;
  transform: translate(0, 6px) scale(0.96);
  transition: opacity 600ms var(--ease-luxe),
              transform 700ms var(--ease-luxe);
}

.stage-chip-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--axis);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--axis) 18%, transparent);
}

.stage-chip-num { font-variant-numeric: tabular-nums; color: var(--ink); }

/* Chips are siblings of .stage-frame inside .stage-scene — escape the frame's clip */
.stage-frame[data-stage="3"] ~ .stage-chip {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Chip positions — relative to .stage-scene (same size as frame).
   Chips hug the frame edge (translate puts them half-outside for a "stuck-on" feel). */
.stage-chip[data-pos="top"]    { top: 0;    left: 50%;
  transform: translate(-50%, calc(-50% + 6px)) scale(0.96);
  --axis: var(--axis-acne); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="top"] {
  transform: translate(-50%, -50%) scale(1); transition-delay: 1300ms; }

.stage-chip[data-pos="tr"]     { top: 22%; right: 0; transform: translate(50%, 6px) scale(0.96);
  --axis: var(--axis-redness); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="tr"] {
  transform: translate(50%, 0) scale(1); transition-delay: 1100ms; }

.stage-chip[data-pos="br"]     { bottom: 22%; right: 0; transform: translate(50%, 6px) scale(0.96);
  --axis: var(--axis-oiliness); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="br"] {
  transform: translate(50%, 0) scale(1); transition-delay: 900ms; }

.stage-chip[data-pos="bottom"] { bottom: 0; left: 50%;
  transform: translate(-50%, calc(50% - 6px)) scale(0.96);
  --axis: var(--axis-hydration); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="bottom"] {
  transform: translate(-50%, 50%) scale(1); transition-delay: 700ms; }

.stage-chip[data-pos="bl"]     { bottom: 22%; left: 0; transform: translate(-50%, 6px) scale(0.96);
  --axis: var(--axis-texture); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="bl"] {
  transform: translate(-50%, 0) scale(1); transition-delay: 500ms; }

.stage-chip[data-pos="tl"]     { top: 22%; left: 0; transform: translate(-50%, 6px) scale(0.96);
  --axis: var(--axis-pigment); }
.stage-frame[data-stage="3"] ~ .stage-chip[data-pos="tl"] {
  transform: translate(-50%, 0) scale(1); transition-delay: 1500ms; }

@media (max-width: 720px) {
  .stage-chip { font-size: 10px; padding: 5px 10px; }
  /* Pull side chips inside the frame so they don't run off the page edge */
  .stage-chip[data-pos="tr"], .stage-chip[data-pos="br"] {
    right: 4%; transform: translate(0, 6px) scale(0.96);
  }
  .stage-frame[data-stage="3"] ~ .stage-chip[data-pos="tr"],
  .stage-frame[data-stage="3"] ~ .stage-chip[data-pos="br"] {
    transform: translate(0, 0) scale(1);
  }
  .stage-chip[data-pos="tl"], .stage-chip[data-pos="bl"] {
    left: 4%; transform: translate(0, 6px) scale(0.96);
  }
  .stage-frame[data-stage="3"] ~ .stage-chip[data-pos="tl"],
  .stage-frame[data-stage="3"] ~ .stage-chip[data-pos="bl"] {
    transform: translate(0, 0) scale(1);
  }
}

.stage-cap-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 24px;
  color: var(--brand);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}

.stage-cap-title {
  font-family: var(--serif);
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 14px;
  letter-spacing: -0.015em;
  font-weight: 400;
}

.stage-cap-body {
  font-size: 16px;
  line-height: 1.62;
  color: var(--ink-secondary);
  max-width: 36ch;
}

@media (max-width: 899px) {
  .stage-cap { padding-left: 24px; }
}

/* ── 30-second loop (existing) ─────────────────────────── */
.loop {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.loop-grid {
  display: grid;
  gap: 0;
  margin-top: 56px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--surface-raised);
}

@media (min-width: 768px) {
  .loop-grid { grid-template-columns: repeat(4, 1fr); }
}

.loop-step {
  padding: 36px 28px;
  border-bottom: 1px solid var(--line);
  position: relative;
  cursor: default;
  transition: background var(--dur-base) var(--ease-soft);
}

.loop-step:hover {
  background: color-mix(in srgb, var(--brand) 4%, transparent);
}

@media (min-width: 768px) {
  .loop-step { border-bottom: 0; border-right: 1px solid var(--line); }
  .loop-step:last-child { border-right: 0; }
}

.loop-step:last-child { border-bottom: 0; }

.loop-step-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 28px;
  color: var(--ink-tertiary);
  margin-bottom: 18px;
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}

.loop-step-num small {
  font-size: 13px;
  font-style: normal;
  font-family: var(--sans);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
  font-weight: 600;
}

.loop-step-title {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 8px;
}

.loop-step-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.loop-step.is-active::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(180deg, var(--brand) 0%, transparent 50%);
  opacity: 0.04;
  pointer-events: none;
}

.loop-step.is-active .loop-step-num {
  color: var(--brand);
}

/* ── Axes ─────────────────────────────────────────────────── */
.axes-stage {
  display: grid;
  gap: 64px;
  align-items: center;
  margin-top: 64px;
}

@media (min-width: 900px) {
  .axes-stage { grid-template-columns: 1fr 1fr; gap: 96px; }
}

.axes-radar-wrap {
  display: flex;
  justify-content: center;
}

.axes-list {
  display: grid;
  gap: 18px;
}

.axis-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  transition: border-color var(--dur-base) var(--ease-soft),
              transform var(--dur-base) var(--ease-luxe),
              background var(--dur-base) var(--ease-soft);
  cursor: default;
}

.axis-card:hover,
.axis-card.is-active {
  border-color: color-mix(in srgb, var(--axis) 50%, var(--line));
  background: color-mix(in srgb, var(--axis) 6%, var(--surface));
  transform: translateY(-2px);
}

.axis-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--axis);
  flex-shrink: 0;
  margin-top: 5px;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--axis) 14%, transparent);
}

.axis-name {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 2px;
}

.axis-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

/* ── Why Moonlit (3 pillars) ─────────────────────────────── */
.pillars {
  display: grid;
  gap: 28px;
  margin-top: 56px;
}

@media (min-width: 800px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
}

.pillar {
  padding: 36px 30px 38px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-luxe),
              border-color var(--dur-base) var(--ease-soft);
}

.pillar:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.pillar-glyph {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--brand) 12%, var(--surface-soft));
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  color: var(--brand);
}

.pillar-title {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.1;
  margin-bottom: 12px;
  color: var(--ink);
}

.pillar-body {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-secondary);
}

.pillar-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--brand);
  margin-top: 18px;
}

/* ── Privacy section ──────────────────────────────────────── */
.privacy-band {
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--surface-calm) 40%, var(--canvas)) 0%,
    var(--canvas) 100%);
  border-top: 1px solid var(--line);
}

.privacy-grid {
  display: grid;
  gap: 24px;
  margin-top: 42px;
}

@media (min-width: 720px) {
  .privacy-grid { grid-template-columns: repeat(2, 1fr); }
}

.privacy-row {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  align-items: flex-start;
}

.privacy-row:first-child { border-top: 0; padding-top: 0; }

.privacy-row-glyph {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--calm);
  margin-top: 2px;
}

.privacy-row-text {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.privacy-row-text b {
  color: var(--ink);
  font-weight: 600;
}

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  padding: 72px 0 56px;
  border-top: 1px solid var(--line);
  background: var(--canvas);
}

.footer-inner {
  display: grid;
  gap: 36px;
  align-items: center;
}

@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 1fr auto; }
}

.footer-brand {
  font-family: var(--serif);
  font-style: italic;
  font-size: 56px;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.footer-brand::before {
  content: '';
  width: 56px;
  height: 56px;
  background-image: url('moonlit-mark-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: drop-shadow(0 4px 14px color-mix(in srgb, var(--brand) 22%, transparent));
}

/* App Store badge */
.appstore-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px 12px 18px;
  background: var(--ink);
  color: var(--ink-inverse);
  border-radius: var(--r-md);
  font-family: var(--sans);
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform var(--dur-base) var(--ease-luxe),
              background var(--dur-base) var(--ease-luxe),
              box-shadow var(--dur-base) var(--ease-luxe);
}

.appstore-badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px -12px color-mix(in srgb, var(--ink) 40%, transparent);
}

.appstore-badge .ab-icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(230, 106, 124, 0.35));
}
.appstore-badge svg { width: 26px; height: 26px; flex-shrink: 0; }
.appstore-badge .ab-pre { font-size: 10px; letter-spacing: 0.18em; opacity: 0.7; line-height: 1; text-transform: uppercase; }
.appstore-badge .ab-name { font-size: 18px; font-weight: 600; line-height: 1.05; margin-top: 3px; letter-spacing: -0.01em; }
.appstore-badge .ab-stack { display: flex; flex-direction: column; }

.footer-sub {
  font-size: 14px;
  color: var(--ink-secondary);
  letter-spacing: 0.01em;
}

.footer-links {
  display: flex;
  gap: 28px;
  font-size: 13px;
  color: var(--ink-secondary);
}

.footer-links a:hover {
  color: var(--brand);
}

.footer-meta {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--ink-tertiary);
  letter-spacing: 0.02em;
}

/* ── Legal pages ─────────────────────────────────────────── */
.legal-hero {
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--canvas) 0%, var(--surface) 100%);
}

.legal-eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
  margin-bottom: 18px;
}

.legal-title {
  font-size: clamp(40px, 6vw, 72px);
  font-family: var(--serif);
  font-style: italic;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ink);
  margin-bottom: 24px;
}

.legal-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ink-secondary);
}

.legal-meta b { color: var(--ink); font-weight: 600; }

.legal-body {
  padding: 64px 0 96px;
}

.legal-body h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  margin: 56px 0 18px;
  color: var(--ink);
  font-family: var(--serif);
}

.legal-body h3 {
  font-size: 18px;
  margin: 32px 0 10px;
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: 0;
}

.legal-body p,
.legal-body li {
  font-size: 16px;
  line-height: 1.72;
  color: var(--ink-secondary);
}

.legal-body p { margin: 14px 0; }

.legal-body ul,
.legal-body ol { margin: 14px 0 14px 22px; }

.legal-body li { margin: 6px 0; }

.legal-body strong { color: var(--ink); font-weight: 600; }

.legal-body a {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur-quick) var(--ease-soft);
}

.legal-body a:hover { color: var(--brand-pressed); }

.legal-body table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
  font-size: 14px;
}

.legal-body th,
.legal-body td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.legal-body th {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
  border-bottom-width: 2px;
}

.legal-body td { color: var(--ink-secondary); }
.legal-body td:first-child { color: var(--ink); font-weight: 500; }

.legal-body hr {
  margin: 56px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

/* Mobile (<960px) — TOC 완전히 숨김. 사용자는 article 헤더로 스크롤하면 됨.
   Desktop (≥960px) — sticky 사이드바. */
.legal-toc {
  display: none;
}

@media (min-width: 960px) {
  .legal-toc {
    display: block;
    position: sticky;
    top: 88px;
    align-self: start;
    font-size: 13px;
    border-left: 1px solid var(--line);
    padding-left: 18px;
  }
}

.legal-toc-title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
  font-weight: 700;
  margin-bottom: 14px;
}

.legal-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  counter-reset: legal;
}

.legal-toc li {
  counter-increment: legal;
  color: var(--ink-secondary);
  cursor: pointer;
  transition: color var(--dur-quick) var(--ease-soft);
  line-height: 1.45;
}

.legal-toc li::before {
  content: counter(legal, decimal-leading-zero) '  ';
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-tertiary);
  margin-right: 4px;
}

.legal-toc li:hover,
.legal-toc li.is-active {
  color: var(--brand);
}

.legal-grid {
  display: grid;
  gap: 56px;
}

@media (min-width: 960px) {
  .legal-grid { grid-template-columns: 220px 1fr; gap: 72px; }
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes cascade {
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes visualIn {
  to { opacity: 1; }
}

@keyframes blobFloat {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, -30px) scale(1.06); }
}

@keyframes radarDraw {
  from { stroke-dashoffset: 1200; }
  to   { stroke-dashoffset: 0; }
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50%      { transform: scale(1.25); opacity: 1; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero-title .ch,
  .hero-tagline,
  .hero-sub,
  .hero-cta,
  .hero-meta,
  .hero-visual {
    opacity: 1;
    transform: none;
    filter: none;
  }
}