.editorial-main {
  min-height: 70vh;
  padding-top: var(--header-height);
  background: var(--paper);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.footer-navs {
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  justify-content: stretch;
  gap: clamp(28px, 4vw, 70px);
}

.footer-column > span {
  color: rgba(255,255,255,0.6);
  font-size: 10px;
  line-height: 1.6;
}

.footer-contact a {
  overflow-wrap: anywhere;
}

.mobile-menu {
  overflow-y: auto;
}

.mobile-menu-inner {
  height: auto;
  min-height: 100%;
}

.editorial-hero {
  position: relative;
  display: flex;
  min-height: clamp(650px, 78svh, 860px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 86% 20%, rgba(77, 91, 255, 0.18), transparent 26%),
    linear-gradient(135deg, rgba(255,255,255,0.62), transparent 52%),
    var(--paper);
}

.editorial-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.34;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(17, 18, 25, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 18, 25, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 92%);
}

.editorial-hero.theme-dark {
  border-bottom: 0;
  background:
    radial-gradient(circle at 84% 28%, rgba(77, 91, 255, 0.46), transparent 26%),
    radial-gradient(circle at 70% 80%, rgba(203, 255, 103, 0.12), transparent 28%),
    var(--obsidian);
  color: var(--white);
}

.editorial-hero.theme-orange {
  background:
    radial-gradient(circle at 84% 18%, rgba(255, 143, 107, 0.35), transparent 26%),
    linear-gradient(135deg, rgba(255,255,255,0.7), transparent 52%),
    #f7efe8;
}

.editorial-hero.theme-lime {
  background:
    radial-gradient(circle at 86% 20%, rgba(203, 255, 103, 0.52), transparent 27%),
    linear-gradient(135deg, rgba(255,255,255,0.64), transparent 54%),
    #f1f2e9;
}

.editorial-hero.theme-violet {
  background:
    radial-gradient(circle at 86% 20%, rgba(132, 91, 255, 0.28), transparent 27%),
    linear-gradient(135deg, rgba(255,255,255,0.64), transparent 54%),
    #f2eff7;
}

.editorial-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(330px, 0.9fr);
  align-items: center;
  gap: clamp(48px, 8vw, 130px);
  padding-top: clamp(80px, 10vw, 150px);
  padding-bottom: clamp(80px, 10vw, 150px);
}

.editorial-copy {
  min-width: 0;
}

.editorial-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 28px;
  color: var(--blue);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.editorial-kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
}

.theme-dark .editorial-kicker { color: var(--lime); }

.editorial-copy h1 {
  max-width: 1040px;
  margin: 0;
  font-size: clamp(60px, 7.2vw, 116px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.072em;
}

.editorial-copy h1 span {
  display: block;
  color: var(--blue);
}

.theme-dark .editorial-copy h1 span { color: var(--lime); }
.theme-orange .editorial-copy h1 span { color: #e55d35; }
.theme-lime .editorial-copy h1 span { color: #4f7500; }
.theme-violet .editorial-copy h1 span { color: #7447e6; }

.editorial-description {
  max-width: 730px;
  margin: 34px 0 0;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.35vw, 21px);
  line-height: 1.78;
  letter-spacing: -0.026em;
}

.theme-dark .editorial-description { color: rgba(255,255,255,0.66); }

.editorial-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 38px;
}

.editorial-meta span,
.editorial-meta a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #666872;
  font-size: 10px;
  font-weight: 600;
}

.theme-dark .editorial-meta span,
.theme-dark .editorial-meta a {
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.65);
}

.category-directory {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 46px;
}

.category-directory-card {
  position: relative;
  display: flex;
  min-height: 290px;
  flex-direction: column;
  justify-content: space-between;
  gap: 34px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--paper);
  transition: transform 280ms ease, box-shadow 280ms ease, border-color 280ms ease;
}

.category-directory-card::after {
  position: absolute;
  right: -64px;
  bottom: -72px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(77,91,255,0.15);
  content: "";
  filter: blur(2px);
  transition: transform 360ms ease;
}

.category-directory-card.content::after { background: rgba(255,143,107,0.28); }
.category-directory-card.build::after { background: rgba(203,255,103,0.62); }
.category-directory-card.tools::after { background: rgba(132,91,255,0.22); }

.category-directory-card:hover {
  border-color: rgba(20,20,24,0.16);
  box-shadow: 0 28px 62px rgba(21,24,40,0.1);
  transform: translateY(-6px);
}

.category-directory-card:hover::after { transform: scale(1.12); }

.category-directory-index,
.category-directory-count,
.category-directory-card h3,
.category-directory-card p { position: relative; z-index: 1; }

.category-directory-index {
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.category-directory-card h3 {
  margin: 0 0 10px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1;
  letter-spacing: -0.055em;
}

.category-directory-card p {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.category-directory-count {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.11em;
}

.category-directory-count i {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: 14px;
  font-style: normal;
  transition: transform 240ms ease;
}

.category-directory-card:hover .category-directory-count i { transform: rotate(45deg); }

.editorial-object {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 420px;
  perspective: 1000px;
}

.editorial-object::before,
.editorial-object::after {
  content: "";
  position: absolute;
  width: min(26vw, 360px);
  aspect-ratio: 0.78;
  border: 1px solid rgba(17,18,25,0.15);
  border-radius: 30px;
  box-shadow: 0 30px 80px rgba(28,31,50,0.13);
}

.editorial-object::before {
  background: rgba(255,255,255,0.74);
  transform: rotate(-10deg) translate(-28px, 8px);
  backdrop-filter: blur(12px);
}

.editorial-object::after {
  background: linear-gradient(145deg, rgba(77,91,255,0.88), rgba(48,64,216,0.74));
  transform: rotate(9deg) translate(30px, -8px);
}

.theme-dark .editorial-object::before { border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.08); }
.theme-orange .editorial-object::after { background: linear-gradient(145deg, #ff9e7f, #e65c35); }
.theme-lime .editorial-object::after { background: linear-gradient(145deg, #d8ff8d, #8fbd35); }
.theme-violet .editorial-object::after { background: linear-gradient(145deg, #9d7cff, #6436d5); }

.editorial-object-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  width: min(25vw, 330px);
  aspect-ratio: 0.78;
  padding: 30px;
  border: 1px solid rgba(17,18,25,0.16);
  border-radius: 28px;
  background: rgba(203,255,103,0.92);
  box-shadow: 0 35px 90px rgba(20,22,36,0.18);
  transform: rotateY(-8deg) rotateX(4deg);
  animation: editorial-float 6s ease-in-out infinite;
}

.editorial-object-card small {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.editorial-object-card strong {
  margin: auto 0 12px;
  font-size: clamp(34px, 3.5vw, 54px);
  line-height: 1;
  letter-spacing: -0.06em;
}

.editorial-object-card span {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.editorial-section {
  padding-block: clamp(96px, 10vw, 170px);
}

.editorial-section.white { background: var(--white); }
.editorial-section.dark { background: var(--obsidian); color: var(--white); }

.section-lead {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.58fr);
  gap: clamp(50px, 9vw, 150px);
  align-items: end;
  margin-bottom: clamp(54px, 7vw, 100px);
}

.section-lead h2 {
  margin: 16px 0 0;
  font-size: clamp(42px, 5vw, 78px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.062em;
}

.section-lead > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.dark .section-lead > p { color: rgba(255,255,255,0.62); }

.guide-index-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.index-guide-card {
  position: relative;
  display: flex;
  flex-direction: column;
  grid-column: span 6;
  min-height: 470px;
  padding: clamp(26px, 3vw, 42px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--white);
  transition: transform 280ms ease, box-shadow 280ms ease;
}

.index-guide-card:nth-child(4n + 1),
.index-guide-card:nth-child(4n + 4) { grid-column: span 7; }
.index-guide-card:nth-child(4n + 2),
.index-guide-card:nth-child(4n + 3) { grid-column: span 5; }

.index-guide-card:hover {
  box-shadow: 0 30px 70px rgba(21,24,40,0.12);
  transform: translateY(-7px);
}

.index-guide-card::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -45px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(77,91,255,0.1);
  filter: blur(2px);
}

.index-guide-card.orange::after { background: rgba(255,143,107,0.2); }
.index-guide-card.lime::after { background: rgba(203,255,103,0.38); }
.index-guide-card.violet::after { background: rgba(132,91,255,0.18); }

.guide-card-head {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: #74757d;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.guide-card-head span:last-child {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-top: -8px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  font-size: 15px;
  transition: transform 240ms ease, background 240ms ease, color 240ms ease;
}

.index-guide-card:hover .guide-card-head span:last-child {
  background: var(--ink);
  color: var(--white);
  transform: rotate(45deg);
}

.index-guide-card h2,
.index-guide-card h3 {
  position: relative;
  z-index: 2;
  max-width: 660px;
  margin: auto 0 20px;
  font-size: clamp(32px, 3vw, 48px);
  font-weight: 700;
  line-height: 1.13;
  letter-spacing: -0.052em;
}

.index-guide-card > p {
  position: relative;
  z-index: 2;
  max-width: 620px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.guide-card-foot {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.guide-card-foot span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #565860;
  font-size: 9px;
  font-weight: 600;
}

.topic-outcomes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
}

.topic-outcomes article {
  min-height: 330px;
  padding: 36px clamp(24px, 3vw, 46px) 44px;
  border-bottom: 1px solid var(--line);
}

.topic-outcomes article + article { border-left: 1px solid var(--line); }
.topic-outcomes small { color: var(--blue); font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.topic-outcomes h3 { margin: 120px 0 16px; font-size: 28px; letter-spacing: -0.04em; }
.topic-outcomes p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.method-card {
  min-height: 320px;
  padding: 34px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 24px;
  background: rgba(255,255,255,0.04);
}

.method-card span { color: var(--lime); font-size: 10px; font-weight: 700; letter-spacing: 0.14em; }
.method-card h3 { margin: 115px 0 16px; font-size: 27px; letter-spacing: -0.04em; }
.method-card p { margin: 0; color: rgba(255,255,255,0.61); font-size: 14px; line-height: 1.75; }

.boundary-box {
  display: grid;
  grid-template-columns: 0.65fr 1fr;
  gap: clamp(44px, 8vw, 120px);
  padding: clamp(38px, 5vw, 72px);
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--white);
}

.boundary-box h2 { margin: 0; font-size: clamp(34px, 4vw, 58px); line-height: 1.1; letter-spacing: -0.055em; }
.boundary-box ul { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.boundary-box li { position: relative; padding-left: 30px; color: var(--ink-soft); font-size: 15px; line-height: 1.75; }
.boundary-box li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }

.article-header {
  position: relative;
  padding: clamp(110px, 12vw, 190px) 0 clamp(80px, 9vw, 145px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 83% 24%, rgba(77,91,255,0.16), transparent 26%),
    var(--paper);
}

.article-header::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.26;
  background-image: radial-gradient(rgba(17,18,25,0.22) 0.55px, transparent 0.7px);
  background-size: 4px 4px;
}

.article-header-inner { position: relative; z-index: 2; max-width: 1160px; }
.article-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 48px; color: #777983; font-size: 11px; }
.article-breadcrumb a:hover { color: var(--blue); }
.article-category { margin: 0 0 24px; color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: 0.15em; }
.article-header h1 { max-width: 1050px; margin: 0; font-size: clamp(50px, 6.6vw, 98px); font-weight: 800; line-height: 1.03; letter-spacing: -0.068em; }
.article-dek { max-width: 820px; margin: 32px 0 0; color: var(--ink-soft); font-size: clamp(18px, 1.55vw, 23px); line-height: 1.72; }
.article-byline { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 46px; color: #55575f; font-size: 11px; }
.author-monogram { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: var(--ink); color: var(--lime); font-size: 13px; font-weight: 700; }
.article-byline strong { color: var(--ink); font-size: 13px; }
.article-byline i { width: 3px; height: 3px; border-radius: 50%; background: #a0a1a7; }

.article-layout {
  display: grid;
  grid-template-columns: minmax(190px, 250px) minmax(0, 820px);
  justify-content: center;
  gap: clamp(60px, 9vw, 145px);
  padding-top: clamp(80px, 9vw, 140px);
  padding-bottom: clamp(110px, 12vw, 190px);
}

.article-toc {
  position: sticky;
  top: calc(var(--header-height) + 30px);
  align-self: start;
  padding-top: 6px;
}

.article-toc p { margin: 0 0 22px; color: #8a8b92; font-size: 8px; font-weight: 700; letter-spacing: 0.16em; }
.article-toc nav { display: grid; gap: 13px; }
.article-toc a { color: #72737b; font-size: 12px; line-height: 1.45; transition: color 180ms ease, transform 180ms ease; }
.article-toc a:hover { color: var(--blue); transform: translateX(4px); }

.article-body { min-width: 0; }
.article-body > p.article-intro { margin: 0 0 62px; color: #33353d; font-size: 20px; line-height: 1.9; letter-spacing: -0.02em; }
.article-body > p.article-example-disclosure {
  margin: -34px 0 62px;
  padding: 18px 20px;
  border: 1px solid rgba(77,91,255,0.16);
  border-radius: 16px;
  background: rgba(77,91,255,0.055);
  color: #555863;
  font-size: 13px;
  line-height: 1.8;
}
.article-example-disclosure strong { color: var(--blue); }
.article-section { padding: 66px 0; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height) + 28px); }
.article-section:first-of-type { border-top: 0; padding-top: 0; }
.article-section h2 { margin: 0 0 28px; font-size: clamp(32px, 3.7vw, 48px); line-height: 1.18; letter-spacing: -0.052em; }
.article-section h3 { margin: 36px 0 16px; font-size: 23px; line-height: 1.35; letter-spacing: -0.035em; }
.article-section p { margin: 0 0 20px; color: #4f5159; font-size: 16px; line-height: 1.92; letter-spacing: -0.015em; }
.article-section ul,
.article-section ol { display: grid; gap: 13px; margin: 0; padding-left: 23px; color: #4f5159; }
.article-section li { padding-left: 4px; font-size: 15px; line-height: 1.75; }

.summary-box {
  padding: clamp(26px, 4vw, 42px);
  border-radius: 24px;
  background: var(--ink);
  color: var(--white);
}

.summary-box > span { color: var(--lime); font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.summary-box ol { margin-top: 24px; color: rgba(255,255,255,0.78); }
.summary-box li { font-size: 16px; }

.two-column-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.info-panel { padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); }
.info-panel.good { border-top: 4px solid var(--blue); }
.info-panel.muted { border-top: 4px solid #c4c5ca; }
.info-panel h3 { margin: 0 0 18px; font-size: 18px; }
.info-panel ul { padding-left: 20px; }

.outcome-preview {
  padding: clamp(28px, 5vw, 50px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(203,255,103,0.34), rgba(255,255,255,0.8));
}
.outcome-preview small { color: #55575f; font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.outcome-preview strong { display: block; margin-top: 18px; font-size: 27px; line-height: 1.4; letter-spacing: -0.04em; }

.step-block { position: relative; padding: 64px 0 8px 80px; border-top: 1px solid var(--line); }
.step-block:first-of-type { border-top: 0; padding-top: 0; }
.step-number { position: absolute; top: 66px; left: 0; display: grid; place-items: center; width: 50px; height: 50px; border-radius: 17px; background: var(--blue); color: var(--white); font-size: 12px; font-weight: 700; }
.step-block:first-of-type .step-number { top: 2px; }
.step-block h3 { margin-top: 0; font-size: 27px; }
.step-why { padding-left: 17px; border-left: 3px solid var(--lime); color: #252730 !important; font-weight: 600; }

.example-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0; }
.example-card { min-width: 0; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: #efede7; }
.example-card.output { background: #eef0ff; }
.example-card span { display: block; margin-bottom: 12px; color: #74767e; font-size: 8px; font-weight: 700; letter-spacing: 0.14em; }
.example-card pre { margin: 0; overflow-x: auto; color: #34363d; font-family: "Paperlogy", sans-serif; font-size: 12px; line-height: 1.75; white-space: pre-wrap; word-break: break-word; }

.check-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.check-row span { padding: 7px 10px; border-radius: 999px; background: #e8e9ec; color: #54565d; font-size: 9px; font-weight: 600; }

.prompt-box { overflow: hidden; border: 1px solid rgba(255,255,255,0.16); border-radius: 24px; background: var(--obsidian); color: var(--white); }
.prompt-head { display: flex; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid rgba(255,255,255,0.14); color: rgba(255,255,255,0.82); font-size: 8px; font-weight: 700; letter-spacing: 0.14em; }
.prompt-box pre { margin: 0; padding: clamp(24px, 4vw, 38px); overflow-x: auto; color: rgba(255,255,255,0.83); font-family: "Paperlogy", sans-serif; font-size: 13px; line-height: 1.9; white-space: pre-wrap; word-break: break-word; }

.checklist { display: grid; gap: 0 !important; padding: 0 !important; list-style: none; border-top: 1px solid var(--ink); }
.checklist li { position: relative; padding: 18px 12px 18px 42px; border-bottom: 1px solid var(--line); }
.checklist li::before { content: ""; position: absolute; top: 21px; left: 9px; width: 15px; height: 15px; border: 1.5px solid var(--blue); border-radius: 4px; }

.pitfall-list { display: grid; gap: 14px; }
.pitfall-card { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: 28px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; }
.pitfall-card strong { font-size: 15px; line-height: 1.55; }
.pitfall-card p { margin: 0; font-size: 14px; line-height: 1.75; }

.faq-list { display: grid; gap: 14px; }
.faq-card { padding: 24px 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.faq-card h3 { margin: 0 0 10px; color: var(--ink); font-size: 17px; line-height: 1.55; }
.faq-card p { margin: 0; color: #55575f; font-size: 14px; line-height: 1.8; }

.source-list { display: grid; gap: 12px; }
.source-link { display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 20px 22px; border: 1px solid var(--line); border-radius: 16px; background: var(--white); transition: border-color 180ms ease, transform 180ms ease; }
.source-link:hover { border-color: var(--blue); transform: translateY(-2px); }
.source-link strong { display: block; margin-bottom: 7px; font-size: 14px; }
.source-link span { color: #55575f; font-size: 12px; line-height: 1.6; }
.source-link i { color: var(--blue); font-style: normal; }

.author-note {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 30px;
  border-radius: 22px;
  background: #eae7de;
}
.author-note h3 { margin: 0 0 7px; font-size: 18px; }
.author-note p { margin: 0; font-size: 13px; line-height: 1.65; }
.author-note a { font-size: 12px; font-weight: 700; color: var(--blue); }

.document-wrap {
  display: grid;
  grid-template-columns: minmax(190px, 250px) minmax(0, 840px);
  justify-content: center;
  gap: clamp(60px, 9vw, 145px);
  padding-top: clamp(90px, 10vw, 150px);
  padding-bottom: clamp(110px, 12vw, 190px);
}

.document-body { min-width: 0; }
.document-body section { padding: 56px 0; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height) + 28px); }
.document-body section:first-child { padding-top: 0; border-top: 0; }
.document-body h2 { margin: 0 0 24px; font-size: clamp(30px, 3.3vw, 43px); line-height: 1.2; letter-spacing: -0.05em; }
.document-body h3 { margin: 30px 0 14px; font-size: 19px; }
.document-body p,
.document-body li { color: #51535b; font-size: 15px; line-height: 1.9; }
.document-body ul,
.document-body ol { display: grid; gap: 10px; padding-left: 22px; }
.document-notice { margin-bottom: 55px; padding: 26px; border-left: 4px solid var(--blue); background: var(--white); color: #40424a; font-size: 14px; line-height: 1.8; }

.profile-grid { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: clamp(60px, 9vw, 150px); align-items: start; }
.profile-card { position: sticky; top: calc(var(--header-height) + 40px); padding: 35px; border-radius: 28px; background: var(--ink); color: var(--white); }
.profile-monogram { display: grid; place-items: center; width: 112px; height: 112px; margin-bottom: 90px; border-radius: 34px; background: var(--lime); color: var(--ink); font-size: 32px; font-weight: 800; transform: rotate(-4deg); }
.profile-card small { color: rgba(255,255,255,0.82); font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.profile-card h2 { margin: 14px 0 10px; font-size: 42px; letter-spacing: -0.05em; }
.profile-card p { margin: 0; color: rgba(255,255,255,0.78); font-size: 13px; line-height: 1.7; }
.profile-copy section { padding: 0 0 58px; }
.profile-copy h2 { margin: 0 0 24px; font-size: clamp(34px, 4vw, 58px); letter-spacing: -0.055em; }
.profile-copy p { color: var(--ink-soft); font-size: 17px; line-height: 1.9; }

.contact-panel {
  position: relative;
  padding: clamp(42px, 7vw, 90px);
  overflow: hidden;
  border-radius: 34px;
  background: var(--blue);
  color: var(--white);
}
.contact-panel::after { content: "@"; position: absolute; right: -0.08em; bottom: -0.3em; color: rgba(255,255,255,0.1); font-size: min(48vw, 570px); font-weight: 800; line-height: 1; }
.contact-panel > * { position: relative; z-index: 2; }
.contact-panel small { color: var(--lime); font-size: 9px; font-weight: 700; letter-spacing: 0.15em; }
.contact-panel h2 { max-width: 1000px; margin: 25px 0 48px; font-size: clamp(36px, 5.8vw, 80px); line-height: 1.08; letter-spacing: -0.06em; }
.email-link { display: inline-flex; align-items: center; gap: 20px; padding-bottom: 8px; border-bottom: 2px solid rgba(255,255,255,0.5); font-size: clamp(18px, 2.2vw, 31px); font-weight: 600; }
.email-link span { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--lime); color: var(--ink); font-size: 17px; }

.contact-rules { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 22px; }
.contact-rules article { padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: var(--white); }
.contact-rules span { color: var(--blue); font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.contact-rules h3 { margin: 70px 0 14px; font-size: 22px; }
.contact-rules p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.7; }

.search-panel { max-width: 980px; margin: 0 auto; }
.search-input-wrap { position: relative; }
.search-input-wrap input { width: 100%; height: 84px; padding: 0 78px 0 26px; border: 1px solid var(--ink); border-radius: 20px; background: var(--white); color: var(--ink); font-size: clamp(18px, 2.2vw, 28px); outline: none; }
.search-input-wrap input:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(77,91,255,0.12); }
.search-input-wrap span { position: absolute; top: 50%; right: 27px; color: var(--blue); font-size: 24px; transform: translateY(-50%); }
.search-suggestions { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 55px; }
.search-suggestions button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: #656770; font-size: 10px; cursor: pointer; }
.search-suggestions button:hover { border-color: var(--blue); color: var(--blue); }
.search-status { margin: 0 0 28px; color: #55575f; font-size: 12px; }
.search-results { display: grid; gap: 12px; }
.search-result { display: grid; grid-template-columns: 120px 1fr auto; gap: 26px; align-items: center; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); transition: transform 200ms ease, border-color 200ms ease; }
.search-result:hover { border-color: var(--blue); transform: translateY(-3px); }
.search-result small { color: var(--blue); font-size: 9px; font-weight: 700; letter-spacing: 0.1em; }
.search-result h2 { margin: 0 0 8px; font-size: 21px; letter-spacing: -0.035em; }
.search-result p { margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.search-result > span { color: var(--blue); font-size: 17px; }
.empty-result { padding: 55px; border: 1px dashed #b9bac0; border-radius: 20px; text-align: center; }
.empty-result strong { display: block; font-size: 25px; }
.empty-result p { color: var(--ink-soft); font-size: 14px; }

.briefing-entry { display: grid; grid-template-columns: 180px 1fr; gap: clamp(40px, 7vw, 110px); padding: 54px 0; border-top: 1px solid var(--line); }
.briefing-entry:first-child { border-top-color: var(--ink); }
.briefing-entry time { color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; }
.briefing-entry h2 { margin: 0 0 22px; font-size: clamp(30px, 4vw, 54px); line-height: 1.14; letter-spacing: -0.052em; }
.briefing-entry p { max-width: 750px; margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.85; }

.not-found {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100svh;
  padding: calc(var(--header-height) + 70px) var(--gutter) 90px;
  overflow: hidden;
  background: var(--obsidian);
  color: var(--white);
  text-align: center;
}
.not-found::before { content: "404"; position: absolute; color: rgba(255,255,255,0.035); font-size: min(55vw, 700px); font-weight: 800; line-height: 1; }
.not-found-inner { position: relative; z-index: 2; }
.not-found small { color: var(--lime); font-size: 10px; font-weight: 700; letter-spacing: 0.16em; }
.not-found h1 { margin: 26px 0; font-size: clamp(52px, 8vw, 110px); line-height: 1; letter-spacing: -0.07em; }
.not-found p { margin: 0; color: rgba(255,255,255,0.76); font-size: 17px; line-height: 1.7; }
.not-found-actions { display: flex; justify-content: center; gap: 12px; margin-top: 40px; }
.not-found-actions a { padding: 16px 22px; border: 1px solid rgba(255,255,255,0.24); border-radius: 999px; font-size: 13px; font-weight: 600; }
.not-found-actions a:first-child { background: var(--lime); color: var(--ink); border-color: var(--lime); }

@keyframes editorial-float {
  0%, 100% { transform: rotateY(-8deg) rotateX(4deg) translateY(0); }
  50% { transform: rotateY(-3deg) rotateX(1deg) translateY(-15px); }
}

@media (max-width: 1180px) {
  .editorial-hero-inner { grid-template-columns: minmax(0, 1fr) 340px; gap: 50px; }
  .editorial-object-card { width: 270px; }
  .footer-navs { grid-template-columns: repeat(2, minmax(160px, 230px)); }
}

@media (max-width: 920px) {
  .editorial-hero-inner { grid-template-columns: 1fr; }
  .editorial-object { min-height: 330px; }
  .editorial-object-card { width: 240px; }
  .editorial-object::before,
  .editorial-object::after { width: 250px; }
  .section-lead { grid-template-columns: 1fr; align-items: start; gap: 24px; }
  .index-guide-card,
  .index-guide-card:nth-child(n) { grid-column: span 6; }
  .article-layout,
  .document-wrap { grid-template-columns: 1fr; }
  .article-toc { position: static; padding: 0 0 42px; border-bottom: 1px solid var(--line); }
  .article-toc nav { grid-template-columns: repeat(2, 1fr); }
  .profile-grid { grid-template-columns: 1fr; }
  .profile-card { position: static; }
  .profile-monogram { margin-bottom: 55px; }
  .contact-rules { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .footer-navs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 18px; }
  .footer-column,
  .footer-contact { min-width: 0; }
  .footer-column a,
  .footer-column span { max-width: 100%; overflow-wrap: anywhere; }
  .editorial-hero { min-height: auto; }
  .editorial-hero-inner { gap: 30px; padding-top: 76px; padding-bottom: 80px; }
  .editorial-copy h1 { font-size: clamp(52px, 15vw, 74px); }
  .editorial-description { margin-top: 26px; font-size: 16px; }
  .editorial-object { min-height: 300px; transform: scale(0.86); }
  .editorial-section { padding-block: 88px; }
  .section-lead { margin-bottom: 48px; }
  .guide-index-grid { grid-template-columns: 1fr; }
  .category-directory { grid-template-columns: 1fr; }
  .category-directory-card { min-height: 260px; padding: 24px; border-radius: 23px; }
  .index-guide-card,
  .index-guide-card:nth-child(n) { grid-column: auto; min-height: 410px; padding: 25px; border-radius: 23px; }
  .index-guide-card h2,
  .index-guide-card h3 { font-size: 32px; }
  .topic-outcomes { grid-template-columns: 1fr; }
  .topic-outcomes article { min-height: 0; padding: 28px 0 34px; }
  .topic-outcomes article + article { border-left: 0; }
  .topic-outcomes h3 { margin-top: 52px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-card { min-height: 260px; }
  .method-card h3 { margin-top: 80px; }
  .boundary-box { grid-template-columns: 1fr; gap: 34px; padding: 30px 24px; }
  .article-header { padding-top: 95px; }
  .article-breadcrumb { margin-bottom: 34px; }
  .article-header h1 { font-size: clamp(45px, 12vw, 66px); }
  .article-dek { font-size: 17px; }
  .article-layout { gap: 54px; padding-top: 70px; }
  .article-toc nav { grid-template-columns: 1fr; }
  .article-body > p.article-intro { font-size: 17px; line-height: 1.85; }
  .article-section { padding: 50px 0; }
  .two-column-list,
  .example-grid { grid-template-columns: 1fr; }
  .step-block { padding: 55px 0 5px; }
  .step-number { position: static; width: 42px; height: 42px; margin-bottom: 18px; border-radius: 14px; }
  .step-block:first-of-type .step-number { position: static; }
  .pitfall-card { grid-template-columns: 1fr; gap: 10px; }
  .source-link { grid-template-columns: 1fr auto; }
  .author-note { grid-template-columns: auto 1fr; }
  .author-note > a { grid-column: 2; }
  .document-wrap { gap: 45px; padding-top: 70px; }
  .profile-card { padding: 28px; }
  .profile-monogram { width: 90px; height: 90px; }
  .contact-panel { border-radius: 26px; }
  .contact-panel .email-link { max-width: 100%; font-size: 16px; overflow-wrap: anywhere; }
  .contact-panel .email-link span { display: none; }
  .contact-rules { grid-template-columns: 1fr; }
  .contact-rules h3 { margin-top: 52px; }
  .search-input-wrap input { height: 70px; padding-left: 20px; }
  .search-result { grid-template-columns: 1fr auto; gap: 12px; }
  .search-result small { grid-column: 1 / -1; }
  .briefing-entry { grid-template-columns: 1fr; gap: 22px; }
  .not-found-actions { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .editorial-object-card { animation: none; }
}