@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@400;500;600&family=Noto+Sans+SC:wght@300;400;500&family=Noto+Serif+SC:wght@400;500&display=swap');

:root {
  --paper: #f5f2ea;
  --ink: #0b0b0a;
  --muted: #716f68;
  --line: rgba(11, 11, 10, 0.19);
  --acid: #bed632;
  --serif: 'Noto Serif SC', 'Songti SC', serif;
  --sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
  --condensed: 'Big Shoulders Display', sans-serif;
  --gutter: clamp(32px, 4.5vw, 72px);
  --reading: 660px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 300;
  line-height: 1.95;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 5px;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
  background: rgba(245, 242, 234, 0.96);
  backdrop-filter: blur(10px);
}

.site-nav__brand {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1;
  letter-spacing: 0.02em;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: clamp(24px, 2.8vw, 46px);
  font-family: var(--condensed);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav__links a { border-bottom: 1px solid transparent; }
.site-nav__links a:hover,
.site-nav__links a[aria-current='page'] { border-color: currentColor; }

.article-shell,
.directory-shell {
  width: 100%;
  padding: 0 var(--gutter);
}

.article-header {
  max-width: 1120px;
  padding: clamp(58px, 8vw, 118px) 0 clamp(64px, 7vw, 100px);
}

.article-kicker,
.directory-kicker {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
  font-family: var(--condensed);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-kicker a,
.directory-kicker a { color: var(--muted); }
.article-kicker a:hover,
.directory-kicker a:hover { color: var(--ink); }

.article-kicker__number::before,
.directory-kicker__number::before {
  content: '';
  display: inline-block;
  width: 42px;
  height: 1px;
  margin-right: 18px;
  vertical-align: middle;
  background: var(--ink);
}

h1,
h2,
h3,
p { margin-top: 0; }

.article-title {
  max-width: 1040px;
  margin-bottom: 40px;
  font-family: var(--serif);
  font-size: clamp(46px, 5vw, 76px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0;
}

.article-lead {
  max-width: 820px;
  margin-bottom: 38px;
}

.article-lead p:first-child {
  margin-bottom: 22px;
  font-family: var(--serif);
  font-size: clamp(22px, 2vw, 27px);
  line-height: 1.62;
}

.article-lead p:not(:first-child) {
  max-width: var(--reading);
  margin-bottom: 14px;
  font-size: 18px;
  line-height: 1.95;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-meta span + span::before {
  content: '·';
  margin-right: 20px;
  color: var(--ink);
}

.reading-grid {
  display: grid;
  grid-template-columns: minmax(0, var(--reading)) minmax(360px, 440px);
  gap: clamp(70px, 8vw, 128px);
  align-items: start;
  max-width: 1240px;
  padding-bottom: clamp(72px, 9vw, 136px);
}

.reading-copy,
.article-after {
  max-width: var(--reading);
}

.reading-copy h2,
.article-after h2 {
  margin: clamp(58px, 7vw, 96px) 0 24px;
  font-family: var(--serif);
  font-size: clamp(28px, 2.5vw, 36px);
  font-weight: 400;
  line-height: 1.38;
}

.reading-copy h2:first-child { margin-top: 0; }

.reading-copy p,
.article-after p {
  margin-bottom: 22px;
  font-size: clamp(18px, 1.35vw, 20px);
  line-height: 2;
}

.reading-copy ul,
.article-after ul,
.reading-copy ol,
.article-after ol {
  margin: 0 0 28px;
  padding-left: 1.25em;
  font-size: clamp(18px, 1.35vw, 20px);
  line-height: 2;
}

.sticky-figure {
  position: sticky;
  top: 122px;
  margin: 0;
}

.sticky-figure img,
.mid-figure img {
  width: 100%;
  height: auto;
}

figcaption {
  max-width: 92%;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.mid-figure {
  width: min(980px, 76vw);
  margin: 0 0 clamp(78px, 10vw, 150px);
}

.article-after { padding-bottom: clamp(80px, 10vw, 150px); }

.related-reading {
  display: grid;
  grid-template-columns: minmax(210px, 0.55fr) minmax(0, 1fr);
  gap: 60px;
  max-width: 1040px;
  padding: 48px 0 64px;
  border-top: 1px solid var(--line);
}

.related-reading h2 {
  margin: 0;
  font-family: var(--condensed);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.related-reading ul { margin: 0; padding: 0; list-style: none; }

.related-reading li {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--serif);
  font-size: 21px;
  line-height: 1.55;
}

.related-reading a { display: flex; justify-content: space-between; gap: 24px; }
.related-reading a::after { content: '↗'; font-family: var(--sans); }
.related-reading a:hover { color: var(--muted); }
.related-reading .is-pending { color: var(--muted); }
.related-reading .is-pending span { font-family: var(--sans); font-size: 14px; }

.wechat-consultation {
  display: grid;
  grid-template-columns: minmax(0, 680px) 220px;
  justify-content: space-between;
  align-items: end;
  gap: 80px;
  padding: clamp(70px, 9vw, 130px) 0;
  border-top: 1px solid var(--line);
}

.wechat-consultation__eyebrow {
  margin-bottom: 20px;
  font-family: var(--condensed);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.wechat-consultation h2 {
  margin-bottom: 26px;
  font-family: var(--serif);
  font-size: clamp(34px, 3.6vw, 56px);
  font-weight: 400;
  line-height: 1.25;
}

.wechat-consultation p {
  max-width: 620px;
  margin-bottom: 0;
  font-size: 19px;
  line-height: 1.9;
}

.wechat-consultation img { width: 220px; height: 220px; }

.site-footer {
  padding: clamp(60px, 8vw, 110px) var(--gutter) 38px;
  color: var(--paper);
  background: var(--ink);
}

.site-footer__title {
  margin-bottom: 70px;
  font-family: var(--condensed);
  font-size: clamp(50px, 7.5vw, 116px);
  font-weight: 400;
  line-height: 0.9;
  text-transform: uppercase;
}

.site-footer__row {
  display: flex;
  justify-content: space-between;
  gap: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(245, 242, 234, 0.3);
  color: rgba(245, 242, 234, 0.72);
  font-size: 14px;
}

.site-footer__row a {
  color: inherit;
  text-decoration-color: rgba(245, 242, 234, 0.36);
  text-underline-offset: 0.25em;
}

.site-footer__row a:hover,
.site-footer__row a:focus-visible {
  color: var(--copper);
}

.site-footer__copy { margin-top: 24px; color: rgba(245, 242, 234, 0.45); font-size: 12px; }

/* Hair Notes directory — desktop editorial cover and contents. */
.notes-directory {
  overflow-x: hidden;
  font-weight: 400;
}

.notes-directory .directory-shell { padding: 0; }

.directory-cover {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  min-height: clamp(590px, 74vh, 680px);
  border-bottom: 1px solid var(--line);
}

.directory-cover__rail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 34px 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  line-height: 1;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.directory-cover__body {
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 32px var(--gutter) 30px clamp(36px, 4vw, 64px);
  background:
    radial-gradient(ellipse at 19% 72%, rgba(190, 214, 50, 0.09) 0%, rgba(190, 214, 50, 0.035) 27%, transparent 54%),
    radial-gradient(ellipse at 84% 45%, rgba(201, 120, 69, 0.075) 0%, rgba(201, 120, 69, 0.025) 29%, transparent 55%),
    linear-gradient(118deg, transparent 51%, rgba(127, 143, 155, 0.035) 51%, rgba(127, 143, 155, 0.012) 82%, transparent 82%);
}

.directory-cover__utility {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-cover__utility a { transition: color 180ms ease; }
.directory-cover__utility a:hover { color: var(--ink); }

.directory-cover__title-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  gap: clamp(48px, 7vw, 110px);
  align-items: end;
  padding: clamp(58px, 6vw, 94px) 0;
}

.directory-cover h1 {
  margin: 0;
  font-family: var(--condensed);
  font-size: clamp(126px, 16.4vw, 250px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.73;
  text-transform: uppercase;
}

.directory-cover h1 span { display: block; }
.directory-cover h1 span:last-child { margin-left: 0.28em; }

.directory-cover__title-row > p {
  max-width: 360px;
  margin: 0 0 8px;
  font-family: 'Kaiti SC', 'STKaiti', 'KaiTi', cursive;
  font-size: clamp(23px, 2vw, 30px);
  font-weight: 400;
  letter-spacing: 0.025em;
  line-height: 1.65;
  text-wrap: pretty;
}

.directory-cover__topics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-cover__topics span {
  position: relative;
  padding: 19px 20px 0 0;
}
.directory-cover__topics span + span { padding-left: 20px; border-left: 1px solid var(--line); }

.directory-cover__topics span::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  margin-bottom: 11px;
  opacity: 0.68;
}

.directory-cover__topics span:nth-child(1)::before { background: #bed632; }
.directory-cover__topics span:nth-child(2)::before { background: #c97845; }
.directory-cover__topics span:nth-child(3)::before { background: #7f8f9b; }

.directory-index {
  padding: clamp(82px, 9vw, 140px) var(--gutter) clamp(110px, 11vw, 170px);
}

.directory-index__head {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--condensed);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-index__head p { margin: 0; }
.directory-index__head span { color: var(--muted); }

.directory-lead {
  display: grid;
  grid-template-columns: 70px minmax(360px, 0.95fr) minmax(420px, 1.05fr);
  gap: clamp(32px, 4vw, 68px);
  align-items: center;
  min-height: 610px;
  padding: clamp(44px, 5vw, 72px);
  background: #ebe5d9;
}

.directory-lead__folio {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-right: 20px;
  border-right: 1px solid var(--line);
  font-family: var(--condensed);
  text-transform: uppercase;
}

.directory-lead__folio span {
  color: #c97845;
  font-size: 48px;
  font-weight: 400;
  line-height: 1;
}

.directory-lead__folio small {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.directory-story__label {
  margin: 0 0 24px;
  color: #c97845;
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-lead h2,
.directory-story h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  text-wrap: pretty;
}

.directory-lead h2 {
  max-width: 560px;
  font-size: clamp(36px, 3.55vw, 54px);
  line-height: 1.36;
}

.directory-story__summary {
  max-width: 570px;
  margin: 25px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.directory-story__read {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  margin-top: 34px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-story__read b {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 300;
  transition: transform 180ms ease;
}

.directory-lead__figure {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0;
  padding: clamp(26px, 3vw, 44px);
  background: rgba(255, 255, 255, 0.28);
}

.directory-lead__figure img {
  width: 100%;
  max-height: 430px;
  object-fit: contain;
  transition: transform 260ms ease;
}

.directory-lead__figure figcaption {
  max-width: none;
  margin: 20px 0 0;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.directory-secondary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
}

.directory-story {
  display: flex;
  flex-direction: column;
  min-height: 850px;
  padding: clamp(46px, 5vw, 72px) clamp(40px, 5vw, 72px) clamp(54px, 6vw, 86px) 0;
}

.directory-story + .directory-story {
  padding-right: 0;
  padding-left: clamp(40px, 5vw, 72px);
  border-left: 1px solid var(--line);
}

.directory-story__topline {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.directory-story__topline span { color: #c97845; }

.directory-story__figure {
  height: 420px;
  margin: 34px 0 38px;
  overflow: hidden;
}

.directory-story__figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 260ms ease;
}

.directory-story h2 {
  max-width: 580px;
  font-size: clamp(31px, 3vw, 46px);
  line-height: 1.42;
}

.directory-story__copy { margin-top: auto; }
.directory-lead:hover .directory-lead__figure img,
.directory-story:hover .directory-story__figure img { transform: translateY(-6px); }
.directory-lead:hover .directory-story__read b,
.directory-story:hover .directory-story__read b { transform: translate(4px, -4px); }

@media (max-width: 1180px) and (min-width: 821px) {
  .directory-cover__title-row { grid-template-columns: minmax(0, 1fr) 300px; gap: 46px; }
  .directory-cover__title-row > p { font-size: 20px; }
  .directory-lead {
    grid-template-columns: 56px minmax(300px, 0.92fr) minmax(360px, 1.08fr);
    gap: 26px;
    min-height: 560px;
    padding: 38px;
  }
  .directory-lead h2 { font-size: 38px; }
  .directory-lead__figure { padding: 24px; }
  .directory-story { min-height: 780px; padding-right: 38px; }
  .directory-story + .directory-story { padding-left: 38px; }
  .directory-story__figure { height: 360px; }
  .directory-story h2 { font-size: 34px; }
}

.fade-once { opacity: 0; transform: translateY(8px); }
.fade-once.is-visible { opacity: 1; transform: none; transition: opacity 400ms ease, transform 400ms ease; }

@media (max-width: 1040px) {
  .reading-grid { grid-template-columns: minmax(0, 1fr) 340px; gap: 52px; }
  .site-nav__links { gap: 20px; }
  .notes-index__item { grid-template-columns: 80px minmax(0, 1fr) 180px 28px; gap: 24px; }
}

@media (max-width: 820px) {
  .site-nav { position: relative; min-height: 68px; }
  .site-nav__links a:not([aria-current='page']):not(:last-child) { display: none; }
  .reading-grid { grid-template-columns: 1fr; }
  .sticky-figure { position: static; width: min(460px, 100%); }
  .mid-figure { width: 100%; }
  .related-reading,
  .wechat-consultation { grid-template-columns: 1fr; }
  .wechat-consultation { align-items: start; }
  .notes-index__item { grid-template-columns: 54px minmax(0, 1fr) 24px; }
  .notes-index__time { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-once { opacity: 1; transform: none; }
  .notes-index__arrow { transition: none; }
}

/* Hair Notes 01 — editorial reading layout */
body.note-one {
  --n1-copper: #c97845;
  --n1-paper-dim: #ebe5d9;
  --n1-blue: #7f8f9b;
  overflow-x: hidden;
  font-weight: 400;
}

/* Article content must never depend on JavaScript to remain visible. */
.note-one .fade-once {
  opacity: 1;
  transform: none;
}

.note-one .site-nav {
  min-height: 72px;
  background: rgba(245, 242, 234, 0.93);
}

.note-one .site-nav__brand {
  font-size: 20px;
  letter-spacing: -0.015em;
}

.note-one .site-nav__links {
  font-size: 14px;
  letter-spacing: 0.14em;
}

.n1-hero {
  min-height: calc(100vh - 72px);
  padding: clamp(44px, 6vh, 78px) var(--gutter) clamp(70px, 8vh, 108px);
  border-bottom: 1px solid var(--line);
}

.n1-hero__utility {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: clamp(44px, 6.5vh, 86px);
  font-family: var(--condensed);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.n1-back {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--muted);
}

.n1-back span {
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  transition: transform 180ms ease;
}

.n1-back:hover span { transform: translateX(-4px); }

.n1-folio {
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.n1-folio strong {
  color: var(--n1-copper);
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.06em;
}

.n1-title-grid {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr);
  gap: clamp(26px, 3vw, 50px);
  align-items: start;
}

.n1-title-note {
  margin: 9px 0 0;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.65;
  text-transform: uppercase;
}

.n1-title {
  max-width: 1120px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(58px, 6.25vw, 94px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.07;
}

.n1-title span { display: block; }
.n1-title span:last-child { padding-left: clamp(54px, 6vw, 100px); }

.n1-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  gap: clamp(70px, 9vw, 150px);
  align-items: start;
  max-width: 1140px;
  margin: clamp(62px, 8vh, 110px) 0 0 clamp(162px, 14vw, 220px);
}

.n1-lead {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(22px, 2vw, 29px);
  line-height: 1.65;
}

.n1-intro-rest {
  padding-top: 7px;
  border-top: 1px solid var(--ink);
}

.n1-intro-rest p {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
}

.n1-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 0;
  margin: clamp(52px, 7vh, 86px) 0 0 clamp(162px, 14vw, 220px);
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.n1-meta span + span::before {
  content: '/';
  margin: 0 18px;
  color: var(--n1-copper);
}

.n1-reading {
  display: grid;
  grid-template-columns: 54px minmax(0, 590px) minmax(410px, 1fr);
  gap: clamp(38px, 4.5vw, 72px);
  align-items: start;
  padding: clamp(110px, 12vw, 184px) var(--gutter) clamp(126px, 13vw, 200px);
}

.n1-reading__rail {
  position: sticky;
  top: 116px;
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.n1-reading__rail::after {
  content: '';
  width: 1px;
  height: 76px;
  background: var(--n1-copper);
}

.n1-copy-section + .n1-copy-section { margin-top: clamp(100px, 11vw, 170px); }

.n1-section-label {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.n1-section-label span:first-child {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  color: var(--n1-copper);
  letter-spacing: 0;
}

.n1-copy h2,
.n1-specimen h2,
.n1-dark-copy h2,
.n1-related h2,
.n1-wechat h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
}

.n1-copy h2 {
  max-width: 560px;
  margin-bottom: 30px;
  font-size: clamp(31px, 2.75vw, 43px);
  letter-spacing: -0.025em;
  line-height: 1.42;
}

.n1-copy p {
  margin: 0 0 25px;
  font-size: clamp(17px, 1.3vw, 19px);
  line-height: 2.05;
}

.n1-copy p:last-child { margin-bottom: 0; }

.n1-observation {
  position: sticky;
  top: 108px;
  max-width: 640px;
  justify-self: end;
}

.n1-observation__head {
  display: flex;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
}

.n1-observation figure,
.n1-specimen__figure,
.n1-wechat__qr { margin: 0; }

.n1-observation__plate {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 184px;
  gap: 22px;
  align-items: end;
}

.n1-observation img {
  width: 100%;
  height: clamp(520px, 48vw, 660px);
  object-fit: cover;
  object-position: center 42%;
  mix-blend-mode: multiply;
}

.n1-observation figcaption {
  max-width: 420px;
  margin: 10px 0 0;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.65;
}

.n1-annotations {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.n1-annotations li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.n1-annotations li > span {
  color: var(--n1-copper);
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.n1-annotations strong {
  display: block;
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.55;
}

.n1-annotations p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.n1-specimen {
  margin: 0 var(--gutter) clamp(110px, 12vw, 180px);
  padding: clamp(64px, 7vw, 104px) 0 0;
  border-top: 1px solid var(--line);
}

.n1-specimen__header {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 0.5fr);
  gap: clamp(70px, 9vw, 150px);
  align-items: end;
  max-width: 1320px;
  margin: 0 auto clamp(46px, 5vw, 72px);
}

.n1-specimen h2 {
  max-width: 760px;
  font-size: clamp(40px, 4.4vw, 68px);
  letter-spacing: -0.045em;
  line-height: 1.22;
}

.n1-specimen__header > p {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.n1-specimen__figure {
  max-width: 1160px;
  margin: 0 auto;
}

.n1-specimen__figure img {
  width: 100%;
  max-height: 780px;
  object-fit: contain;
  mix-blend-mode: normal;
}

.n1-specimen__captions {
  display: grid;
  margin: 0;
}

.n1-specimen__captions--effects {
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 24px;
  border-top: 1px solid var(--line);
}

.n1-specimen__captions--process {
  grid-template-columns: 0.82fr 0.82fr 1.36fr;
  max-width: 1160px;
  margin: 24px auto 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.n1-specimen__captions > span {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 3px 10px;
  align-content: start;
  padding: 14px 18px 16px 0;
}

.n1-specimen__captions > span + span {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.n1-specimen__captions b {
  grid-row: 1 / span 2;
  color: var(--n1-copper);
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.n1-specimen__captions strong {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.55;
}

.n1-specimen__captions small {
  grid-column: 2;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.n1-specimen__figure figcaption {
  max-width: none;
}

.n1-dark-chapter {
  position: relative;
  overflow: hidden;
  padding: clamp(82px, 9vw, 132px) var(--gutter) clamp(96px, 10vw, 150px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  background: #ece6db;
}

.n1-dark-chapter::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line);
}

.n1-dark-chapter__mast {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: clamp(56px, 6vw, 92px);
  color: var(--muted);
  font-family: var(--condensed);
  letter-spacing: 0.15em;
}

.n1-dark-chapter__mast strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(62px, 7vw, 106px);
  font-weight: 400;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.n1-dark-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(70px, 9vw, 150px);
}

.n1-section-label--light { color: var(--muted); }
.n1-section-label--light span:first-child { color: var(--n1-copper); }

.n1-dark-copy h2 {
  max-width: 540px;
  margin-bottom: 38px;
  font-size: clamp(36px, 3.4vw, 54px);
  letter-spacing: -0.035em;
  line-height: 1.3;
}

.n1-dark-copy p {
  max-width: 570px;
  margin: 0 0 24px;
  color: rgba(11, 11, 10, 0.82);
  font-size: 17px;
  line-height: 2;
}

.n1-checklist {
  margin: 38px 0 42px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.n1-checklist li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  color: rgba(11, 11, 10, 0.9);
  font-size: 16px;
  line-height: 1.75;
}

.n1-checklist span {
  color: var(--n1-copper);
  font-family: var(--condensed);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.n1-related {
  display: grid;
  grid-template-columns: minmax(240px, 0.48fr) minmax(0, 1fr);
  gap: clamp(70px, 9vw, 150px);
  padding: clamp(110px, 11vw, 170px) var(--gutter);
}

.n1-related__eyebrow,
.n1-wechat__copy > span {
  display: block;
  margin-bottom: 24px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.n1-related h2 {
  font-size: clamp(48px, 5vw, 76px);
  letter-spacing: -0.05em;
  line-height: 1;
}

.n1-related__list { border-top: 1px solid var(--ink); }

.n1-related__list a {
  display: grid;
  grid-template-columns: 52px 1fr 32px;
  gap: 20px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.n1-related__list a > span {
  color: var(--n1-copper);
  font-family: var(--condensed);
  font-size: 13px;
}

.n1-related__list strong {
  font-family: var(--serif);
  font-size: clamp(21px, 2vw, 29px);
  font-weight: 400;
  line-height: 1.4;
}

.n1-related__list i {
  font-family: var(--sans);
  font-size: 20px;
  font-style: normal;
  transition: transform 180ms ease;
}

.n1-related__list a:hover i { transform: translate(4px, -3px); }

.n1-wechat {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: clamp(70px, 10vw, 160px);
  align-items: end;
  overflow: hidden;
  min-height: 620px;
  padding: clamp(95px, 10vw, 156px) var(--gutter) 90px;
  border-top: 1px solid var(--line);
}

.n1-wechat__type {
  position: absolute;
  top: -0.18em;
  left: var(--gutter);
  z-index: 0;
  color: rgba(11, 11, 10, 0.045);
  font-family: var(--condensed);
  font-size: clamp(150px, 23vw, 350px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1;
  pointer-events: none;
}

.n1-wechat__copy,
.n1-wechat__qr { position: relative; z-index: 1; }

.n1-wechat__copy { max-width: 740px; }

.n1-wechat h2 {
  margin-bottom: 30px;
  font-size: clamp(48px, 5.7vw, 86px);
  letter-spacing: -0.055em;
  line-height: 1.13;
}

.n1-wechat__copy p {
  max-width: 620px;
  margin: 0;
  font-size: 18px;
  line-height: 1.9;
}

.n1-wechat__qr { width: 240px; }
.n1-wechat__qr img { width: 240px; height: 240px; }

.n1-wechat__qr figcaption {
  max-width: none;
  margin: 14px 0 0;
  color: var(--ink);
  font-family: var(--condensed);
  font-size: 12px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

@media (max-width: 1180px) {
  .n1-title-grid { grid-template-columns: 100px minmax(0, 1fr); }
  .n1-intro-grid,
  .n1-meta { margin-left: 126px; }
  .n1-reading { grid-template-columns: 36px minmax(0, 560px) minmax(340px, 1fr); gap: 34px; }
  .n1-observation img { height: 580px; }
  .n1-observation__plate { grid-template-columns: 1fr; }
  .n1-observation img { height: 580px; }
  .n1-annotations { margin-bottom: 0; }
}

@media (max-width: 900px) {
  .n1-title-grid,
  .n1-intro-grid,
  .n1-reading,
  .n1-specimen__header,
  .n1-dark-grid,
  .n1-related,
  .n1-wechat { grid-template-columns: 1fr; }
  .n1-title-note,
  .n1-reading__rail,
  .n1-dark-chapter::before { display: none; }
  .n1-title span:last-child,
  .n1-intro-grid,
  .n1-meta { margin-left: 0; padding-left: 0; }
  .n1-observation { position: static; justify-self: start; }
  .n1-specimen__captions--effects,
  .n1-specimen__captions--process { grid-template-columns: 1fr; }
  .n1-specimen__captions > span + span { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .n1-wechat__qr { width: 210px; }
  .n1-wechat__qr img { width: 210px; height: 210px; }
}

/* Hair Notes — illustrations are source material, placed beside the paragraph they explain. */
.hn-flow {
  max-width: 1280px;
  padding-bottom: clamp(84px, 9vw, 142px);
}

.hn-evidence-section {
  display: grid;
  grid-template-columns: minmax(0, 650px) minmax(360px, 500px);
  gap: clamp(64px, 7vw, 118px);
  align-items: center;
  padding: clamp(82px, 9vw, 138px) 0;
  border-top: 1px solid var(--line);
}

.hn-evidence-section:first-child { padding-top: 0; border-top: 0; }

.hn-evidence-section--reverse {
  grid-template-columns: minmax(360px, 500px) minmax(0, 650px);
}

.hn-evidence-section--reverse .hn-evidence-copy { order: 2; }
.hn-evidence-section--reverse .hn-figure { order: 1; }

.hn-evidence-copy { max-width: 650px; }

.hn-evidence-copy h2,
.hn-after-copy h2 {
  margin: 0 0 26px;
  font-family: var(--serif);
  font-size: clamp(30px, 2.7vw, 42px);
  font-weight: 400;
  line-height: 1.42;
}

.hn-evidence-copy p,
.hn-after-copy p,
.hn-evidence-copy li {
  font-size: clamp(17px, 1.3vw, 19px);
  line-height: 2;
}

.hn-evidence-copy p { margin: 0 0 24px; }
.hn-evidence-copy p:last-child { margin-bottom: 0; }

.hn-evidence-copy ul {
  margin: 0 0 28px;
  padding-left: 1.25em;
}

.hn-micro-label {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hn-micro-label span:first-child,
.hn-figure figcaption b {
  color: #c97845;
}

.hn-figure {
  width: 100%;
  margin: 0;
  align-self: center;
}

.hn-figure img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.hn-figure figcaption {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: 4px 16px;
  max-width: none;
  margin: 16px 0 0;
  padding-top: 13px;
  border-top: 1px solid var(--line);
}

.hn-figure figcaption b {
  grid-row: 1 / span 2;
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.hn-figure figcaption strong {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
}

.hn-figure figcaption small {
  grid-column: 2;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.hn-figure--portrait { max-width: 490px; justify-self: center; }
.hn-figure--portrait img { max-height: 620px; }
.hn-figure--grey img { max-height: 650px; }
.hn-figure--history img { max-height: 650px; }
.hn-history-map { position: relative; }

.hn-history-map__labels {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  pointer-events: none;
}

.hn-history-map__labels li {
  position: absolute;
  right: 1.5%;
  width: 25%;
  color: rgba(11, 11, 10, 0.76);
  font-family: var(--sans);
  font-size: clamp(9px, 0.72vw, 11px);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.35;
}

.hn-history-map__labels li::before {
  content: '';
  position: absolute;
  top: 0.68em;
  right: calc(100% + 7px);
  width: 58px;
  border-top: 1px solid rgba(11, 11, 10, 0.48);
}

.hn-history-map__labels li::after {
  content: '';
  position: absolute;
  top: calc(0.68em - 2px);
  right: calc(100% + 63px);
  width: 5px;
  height: 5px;
  border: 1px solid rgba(11, 11, 10, 0.56);
  border-radius: 50%;
  background: var(--paper);
}

.hn-history-map__labels li:nth-child(1) { top: 21%; }
.hn-history-map__labels li:nth-child(2) { top: 39%; }
.hn-history-map__labels li:nth-child(3) { top: 55%; }
.hn-history-map__labels li:nth-child(4) { top: 68%; }
.hn-figure--timeline { max-width: 540px; justify-self: center; }
.hn-figure--timeline img { max-height: 210px; }
.hn-figure--cuticle { max-width: 460px; justify-self: center; }
.hn-figure--cuticle-pair { max-width: 520px; justify-self: center; }
.hn-figure--elasticity { max-width: 340px; justify-self: center; }
.hn-figure--elasticity img { max-height: 500px; }
.hn-figure--strip img { max-height: none; }
.n1-lightening-specimen {
  padding: 18px;
  background: #fff;
}

.n1-lightening-specimen img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.n1-lightening-stage-labels {
  display: grid;
  grid-template-columns: 26% 44% 30%;
  margin-top: 10px;
  color: rgba(11, 11, 10, 0.62);
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.5;
  text-align: center;
}
.hn-figure--inside-copy { margin: 34px 0 40px; }

.hn-after-copy {
  max-width: 660px;
  padding: 0 0 clamp(90px, 10vw, 150px);
}

.note-field .article-header { border-bottom: 1px solid var(--line); }

/* Hair Notes 01: each technique receives its own drawing at its own scroll position. */
.n1-reading {
  grid-template-columns: 54px minmax(0, 1fr);
  gap: clamp(38px, 5vw, 78px);
  padding-bottom: clamp(110px, 11vw, 168px);
}

.n1-copy {
  width: 100%;
  max-width: 1260px;
}

.n1-evidence-section {
  display: grid;
  grid-template-columns: minmax(0, 610px) minmax(340px, 490px);
  gap: clamp(64px, 7vw, 116px);
  align-items: center;
}

.n1-evidence-section--reverse {
  grid-template-columns: minmax(340px, 490px) minmax(0, 610px);
}

.n1-evidence-section--reverse .n1-evidence-copy { order: 2; }
.n1-evidence-section--reverse .hn-figure { order: 1; }

.n1-growout-pair {
  max-width: 880px;
  margin: clamp(104px, 11vw, 172px) auto;
  padding: clamp(42px, 5vw, 72px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.n1-growout-pair h3 {
  max-width: 650px;
  margin: 0 0 38px;
  font-family: var(--serif);
  font-size: clamp(30px, 3vw, 46px);
  font-weight: 400;
  line-height: 1.38;
}

.n1-growout-pair figure { max-width: 720px; margin: 0 auto; }
.n1-growout-pair img { width: 100%; max-height: 390px; object-fit: contain; }

.n1-growout-pair figcaption {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: none;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.n1-growout-pair figcaption > span {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 4px 10px;
  padding-right: 20px;
}

.n1-growout-pair figcaption > span + span {
  padding: 0 0 0 20px;
  border-left: 1px solid var(--line);
}

.n1-growout-pair figcaption b {
  grid-row: 1 / span 2;
  color: #c97845;
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
}

.n1-growout-pair figcaption strong {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.55;
}

.n1-growout-pair figcaption small {
  grid-column: 2;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

@media (max-width: 980px) {
  .hn-evidence-section,
  .hn-evidence-section--reverse,
  .n1-evidence-section,
  .n1-evidence-section--reverse {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .hn-evidence-section--reverse .hn-evidence-copy,
  .hn-evidence-section--reverse .hn-figure,
  .n1-evidence-section--reverse .n1-evidence-copy,
  .n1-evidence-section--reverse .hn-figure { order: initial; }

  .n1-reading { grid-template-columns: 1fr; }
  .n1-reading__rail { display: none; }
  .hn-figure { justify-self: start; }
}

@media (max-width: 620px) {
  .hn-figure figcaption,
  .n1-growout-pair figcaption { grid-template-columns: 1fr; }
  .hn-figure figcaption b,
  .hn-figure figcaption small { grid-column: 1; grid-row: auto; }
  .n1-growout-pair figcaption > span + span { margin-top: 16px; padding: 16px 0 0; border-top: 1px solid var(--line); border-left: 0; }
}

/* Hair Notes — shared WeChat consultation colophon (desktop approved). */
.hn-wechat-note {
  position: relative;
  display: grid;
  grid-template-columns: minmax(390px, 0.82fr) minmax(610px, 1.18fr);
  gap: clamp(18px, 2.2vw, 42px);
  align-items: center;
  min-height: 760px;
  overflow: hidden;
  padding: 72px var(--gutter) 58px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  isolation: isolate;
}

.article-shell .hn-wechat-note {
  margin-right: calc(var(--gutter) * -1);
  margin-left: calc(var(--gutter) * -1);
}

.hn-wechat-note__type {
  position: absolute;
  top: -0.28em;
  left: var(--gutter);
  z-index: -1;
  color: rgba(11, 11, 10, 0.037);
  font-family: var(--condensed);
  font-size: clamp(180px, 20vw, 304px);
  font-weight: 500;
  letter-spacing: -0.075em;
  line-height: 1;
  pointer-events: none;
}

.hn-wechat-note__copy {
  position: relative;
  z-index: 2;
  align-self: end;
  max-width: 560px;
  padding-bottom: 32px;
}

.hn-wechat-note__eyebrow {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 0 0 29px;
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  line-height: 1.2;
  text-transform: uppercase;
}

.hn-wechat-note__eyebrow::before {
  content: '';
  width: 34px;
  height: 1px;
  flex: 0 0 auto;
  background: #c97845;
}

.hn-wechat-note h2 {
  max-width: 560px;
  margin: 0 0 31px;
  font-family: var(--serif);
  font-size: clamp(54px, 5vw, 76px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1.16;
}

.hn-wechat-note .hn-wechat-note__heading--long {
  font-size: clamp(3.05rem, 4vw, 3.65rem);
}

.hn-wechat-note__intro {
  max-width: 525px;
  margin: 0 0 35px;
  font-size: 17px;
  line-height: 1.9;
  text-wrap: pretty;
}

.hn-wechat-note__send {
  display: grid;
  grid-template-columns: 33px 1fr;
  gap: 11px 16px;
  max-width: 510px;
  margin: 0;
  padding: 19px 0 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
}

.hn-wechat-note__send dt {
  color: #c97845;
  font-family: var(--condensed);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.hn-wechat-note__send dd { margin: 0; }

.hn-wechat-note__art {
  position: relative;
  z-index: 1;
  align-self: center;
  width: clamp(710px, 56vw, 780px);
  margin: 4px 0 0 auto;
}

.hn-wechat-note__art img {
  display: block;
  width: 100%;
  height: auto;
}

.hn-wechat-note__caption {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  max-width: none;
  margin: -5px 5.7% 0 40%;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--condensed);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1.5;
  text-transform: uppercase;
}

.hn-wechat-note__caption strong {
  color: var(--ink);
  font-weight: 500;
}

@media (max-width: 1180px) {
  .hn-wechat-note {
    grid-template-columns: minmax(360px, 0.8fr) minmax(540px, 1.2fr);
    padding-right: 44px;
    padding-left: 44px;
  }

  .hn-wechat-note h2 { font-size: 57px; }
  .hn-wechat-note__intro { font-size: 16px; }
}

/* Hair Notes — complete phone reflow. All accepted desktop compositions remain above. */
@media (max-width: 820px) {
  :root {
    --gutter: 20px;
    --reading: 100%;
  }

  body {
    overflow-x: hidden;
    font-size: 16px;
    line-height: 1.85;
  }

  .site-nav {
    position: relative;
    min-height: 62px;
    padding: 0 var(--gutter);
    gap: 14px;
  }

  .site-nav__brand {
    flex: 0 0 auto;
    font-size: 17px;
  }

  .site-nav__links {
    min-width: 0;
    gap: 14px;
    font-size: 11px;
    letter-spacing: 0.08em;
  }

  .article-header {
    max-width: none;
    padding: 42px 0 52px;
  }

  .article-kicker,
  .directory-kicker {
    gap: 10px;
    margin-bottom: 22px;
    font-size: 12px;
    letter-spacing: 0.09em;
  }

  .article-kicker__number::before,
  .directory-kicker__number::before {
    width: 24px;
    margin-right: 10px;
  }

  .article-title {
    max-width: 100%;
    margin-bottom: 30px;
    font-size: clamp(37px, 10.8vw, 50px);
    line-height: 1.24;
    text-wrap: pretty;
  }

  .article-lead p:first-child {
    font-size: clamp(20px, 5.9vw, 24px);
    line-height: 1.7;
  }

  .article-lead p:not(:first-child),
  .reading-copy p,
  .article-after p,
  .reading-copy ul,
  .article-after ul,
  .reading-copy ol,
  .article-after ol {
    width: 100%;
    font-size: 16px;
    line-height: 1.9;
    text-wrap: pretty;
  }

  .article-meta {
    gap: 7px 0;
    font-size: 12px;
  }

  .article-meta span + span::before { margin: 0 10px; }

  .reading-grid {
    grid-template-columns: 1fr;
    gap: 38px;
    padding-bottom: 72px;
  }

  .reading-copy,
  .article-after { width: 100%; max-width: none; }

  .reading-copy h2,
  .article-after h2 {
    margin: 52px 0 20px;
    font-size: clamp(27px, 7.6vw, 34px);
    line-height: 1.45;
    text-wrap: pretty;
  }

  .sticky-figure,
  .mid-figure {
    position: static;
    width: 100%;
    max-width: 100%;
    margin: 0 0 64px;
  }

  .sticky-figure img,
  .mid-figure img {
    width: 100%;
    height: auto;
    object-fit: contain;
  }

  .related-reading {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 38px 0 48px;
  }

  .related-reading li {
    font-size: 18px;
  }

  .wechat-consultation {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 58px 0;
  }

  .wechat-consultation h2 {
    font-size: clamp(36px, 10vw, 48px);
  }

  .wechat-consultation p { font-size: 16px; }

  .wechat-consultation img {
    width: min(100%, 300px);
    height: auto;
  }

  /* Directory */
  .directory-cover {
    min-height: 0;
    display: block;
  }

  .directory-cover__rail { display: none; }

  .directory-cover__body {
    display: block;
    padding: 26px var(--gutter) 30px;
  }

  .directory-cover__utility {
    gap: 16px;
    font-size: 11px;
    letter-spacing: 0.09em;
  }

  .directory-cover__title-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 66px 0 54px;
  }

  .directory-cover h1 {
    font-size: clamp(86px, 29vw, 122px);
    line-height: 0.76;
  }

  .directory-cover h1 span:last-child { margin-left: 0.18em; }

  .directory-cover__title-row > p {
    max-width: 16em;
    margin: 0 0 0 auto;
    font-size: clamp(20px, 5.8vw, 25px);
    line-height: 1.7;
  }

  .directory-cover__topics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    font-size: 10px;
    letter-spacing: 0.06em;
  }

  .directory-cover__topics span { padding: 15px 8px 0 0; }
  .directory-cover__topics span + span { padding-left: 10px; }
  .directory-cover__topics span::before { width: 18px; margin-bottom: 8px; }

  .directory-index {
    padding: 62px var(--gutter) 84px;
  }

  .directory-index__head {
    gap: 14px;
    font-size: 11px;
  }

  .directory-lead {
    min-height: 0;
    padding: 30px 20px 34px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .directory-lead__folio {
    min-height: 0;
    padding: 0 0 15px;
    flex-direction: row;
    align-items: end;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .directory-lead__folio span { font-size: 40px; }
  .directory-lead__folio small { writing-mode: initial; }

  .directory-lead h2,
  .directory-story h2 {
    max-width: none;
    font-size: clamp(30px, 8.7vw, 40px);
    line-height: 1.42;
    text-wrap: pretty;
  }

  .directory-story__summary {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.85;
  }

  .directory-lead__figure {
    width: 100%;
    padding: 16px;
  }

  .directory-lead__figure img {
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
  }

  .directory-secondary {
    grid-template-columns: 1fr;
  }

  .directory-story,
  .directory-story + .directory-story {
    min-height: 0;
    padding: 54px 0 62px;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .directory-story__figure {
    width: 100%;
    height: auto;
    margin: 28px 0 34px;
    overflow: visible;
  }

  .directory-story__figure img {
    width: 100%;
    height: auto;
    max-height: 520px;
    object-fit: contain;
  }

  .directory-story__copy { margin-top: 0; }

  /* Article illustration flow */
  .hn-flow { width: 100%; padding-bottom: 72px; }

  .hn-evidence-section,
  .hn-evidence-section--reverse,
  .n1-evidence-section,
  .n1-evidence-section--reverse {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 58px 0;
  }

  .hn-evidence-copy,
  .n1-evidence-copy { width: 100%; max-width: none; }

  .hn-evidence-copy h2,
  .hn-after-copy h2,
  .n1-copy h2 {
    font-size: clamp(28px, 8vw, 36px);
    line-height: 1.45;
    text-wrap: pretty;
  }

  .hn-evidence-copy p,
  .hn-after-copy p,
  .hn-evidence-copy li,
  .n1-copy p {
    width: 100%;
    font-size: 16px;
    line-height: 1.9;
    text-wrap: pretty;
  }

  .hn-figure,
  .hn-figure--portrait,
  .hn-figure--grey,
  .hn-figure--history,
  .hn-figure--timeline,
  .hn-figure--cuticle,
  .hn-figure--cuticle-pair,
  .hn-figure--elasticity {
    width: 100%;
    max-width: 100%;
    justify-self: stretch;
  }

  .hn-figure img,
  .hn-figure--portrait img,
  .hn-figure--grey img,
  .hn-figure--history img,
  .hn-figure--timeline img,
  .hn-figure--elasticity img {
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
  }

  .hn-figure figcaption {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .hn-figure figcaption b,
  .hn-figure figcaption small {
    grid-column: 1;
    grid-row: auto;
  }

  .hn-history-map__labels li {
    right: 0;
    width: 31%;
    font-size: 8px;
    line-height: 1.25;
  }

  .hn-history-map__labels li::before { width: 22px; }
  .hn-history-map__labels li::after { right: calc(100% + 23px); }

  /* Note 01 editorial system */
  .note-one .site-nav { min-height: 62px; }

  .n1-hero {
    min-height: 0;
    padding: 36px var(--gutter) 54px;
  }

  .n1-hero__utility {
    margin-bottom: 46px;
    gap: 16px;
    font-size: 11px;
  }

  .n1-folio { gap: 8px; }
  .n1-folio strong { font-size: 30px; }

  .n1-title-grid { grid-template-columns: 1fr; }
  .n1-title-note { display: none; }

  .n1-title {
    width: 100%;
    font-size: clamp(41px, 11.8vw, 55px);
    line-height: 1.17;
    letter-spacing: -0.035em;
    text-wrap: pretty;
  }

  .n1-title span:last-child { padding-left: 0; }

  .n1-intro-grid {
    margin: 42px 0 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .n1-lead {
    font-size: clamp(20px, 5.8vw, 24px);
    line-height: 1.7;
  }

  .n1-intro-rest p { font-size: 15px; line-height: 1.85; }

  .n1-meta {
    margin: 36px 0 0;
    font-size: 11px;
  }

  .n1-meta span + span::before { margin: 0 9px; }

  .n1-reading {
    width: 100%;
    padding: 64px var(--gutter) 78px;
    grid-template-columns: 1fr;
    gap: 0;
  }

  .n1-copy { width: 100%; max-width: none; }

  .n1-copy-section + .n1-copy-section { margin-top: 72px; }

  .n1-growout-pair {
    width: 100%;
    margin: 76px 0;
    padding: 34px 0;
  }

  .n1-growout-pair h3 {
    font-size: clamp(28px, 8vw, 36px);
  }

  .n1-growout-pair figure { width: 100%; max-width: 100%; }

  .n1-growout-pair img {
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
  }

  .n1-growout-pair figcaption { grid-template-columns: 1fr; }
  .n1-growout-pair figcaption > span + span {
    margin-top: 16px;
    padding: 16px 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .n1-dark-chapter {
    padding: 60px var(--gutter) 74px;
  }

  .n1-dark-chapter__mast {
    margin-bottom: 46px;
    font-size: 12px;
  }

  .n1-dark-chapter__mast strong { font-size: 54px; }

  .n1-dark-grid {
    grid-template-columns: 1fr;
    gap: 72px;
  }

  .n1-dark-copy h2 {
    font-size: clamp(34px, 9.8vw, 45px);
    line-height: 1.3;
  }

  .n1-dark-copy p { width: 100%; font-size: 16px; }

  .n1-checklist li {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 12px;
    font-size: 15px;
  }

  .n1-related {
    padding: 68px var(--gutter) 76px;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .n1-related h2 { font-size: 46px; }

  .n1-related__list a {
    grid-template-columns: 36px minmax(0, 1fr) 24px;
    gap: 12px;
  }

  .n1-related__list strong { font-size: 19px; }

  /* Shared illustrated WeChat colophon */
  .hn-wechat-note {
    min-height: 0;
    padding: 60px var(--gutter) 48px;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: start;
  }

  .article-shell .hn-wechat-note {
    margin-right: calc(var(--gutter) * -1);
    margin-left: calc(var(--gutter) * -1);
  }

  .hn-wechat-note__type {
    top: -0.08em;
    left: var(--gutter);
    font-size: 116px;
  }

  .hn-wechat-note__copy {
    width: 100%;
    max-width: none;
    padding-bottom: 0;
  }

  .hn-wechat-note h2,
  .hn-wechat-note .hn-wechat-note__heading--long {
    max-width: 8.5em;
    font-size: clamp(41px, 11.5vw, 54px);
    line-height: 1.18;
    text-wrap: pretty;
  }

  .hn-wechat-note__intro {
    width: 100%;
    max-width: 38em;
    font-size: 15px;
    line-height: 1.85;
  }

  .hn-wechat-note__send {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px 12px;
    font-size: 12px;
  }

  .hn-wechat-note__art {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
  }

  .hn-wechat-note__art img {
    width: 100%;
    height: auto;
    object-fit: contain;
  }

  .hn-wechat-note__caption {
    grid-template-columns: 1fr;
    gap: 4px;
    margin: 0 7%;
    padding-top: 10px;
    text-align: center;
  }

  .site-footer {
    padding: 54px var(--gutter) 32px;
  }

  .site-footer__title {
    margin-bottom: 48px;
    font-size: clamp(52px, 15vw, 72px);
    overflow-wrap: anywhere;
  }

  .site-footer__row {
    flex-direction: column;
    gap: 22px;
    font-size: 12px;
    line-height: 1.8;
  }
}

@media (max-width: 360px) {
  :root { --gutter: 16px; }
  .site-nav__brand { font-size: 15px; }
  .site-nav__links { gap: 10px; font-size: 10px; }
  .directory-cover h1 { font-size: 80px; }
  .article-title { font-size: 35px; }
  .n1-title { font-size: 39px; }
  .hn-wechat-note h2,
  .hn-wechat-note .hn-wechat-note__heading--long { font-size: 39px; }
}