body.article-page {
  --article-bg: #fffdf9;
  --article-surface: #ffffff;
  --article-ink: #24282c;
  --article-muted: #6f777c;
  --article-line: #e6e8e5;
  --article-accent: #5e9b52;
  margin: 0;
  min-width: 320px;
  color: var(--article-ink);
  background: var(--article-bg);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.8;
}

.article-page .ambient { display: none; }

.article-site-shell {
  min-height: 100vh;
  background: var(--article-bg);
}

.article-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 253, 249, .95);
  border-bottom: 1px solid var(--article-line);
  backdrop-filter: blur(12px);
}

.article-header-inner {
  max-width: 1080px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.article-back {
  justify-self: start;
  color: #687174;
  font-size: 12px;
  text-decoration: none;
}

.article-back span:first-child { margin-right: 5px; color: var(--article-accent); }

.article-brand {
  justify-self: center;
  color: var(--article-ink);
  text-decoration: none;
}

.article-brand .brand-logo {
  width: 34px;
  height: 34px;
  border: 1px solid #d7ddd7;
  background: #fff;
  box-shadow: none;
  border-radius: 9px;
}

.article-brand .brand-logo img { width: 25px; height: 25px; }
.article-brand .brand-copy b { font-size: 15px; }
.article-brand .brand-copy small { color: #8a918d; }
.article-page .brand:hover .brand-logo { transform: none; box-shadow: none; }

.article-live {
  justify-self: end;
  color: var(--article-accent);
  font-size: 11px;
}

.article-live i {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 5px;
  background: var(--article-accent);
  border-radius: 50%;
}

.article-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 20px 72px;
}

.article-breadcrumb {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  gap: 8px;
  color: #9aa09d;
  font-size: 11px;
}

.article-breadcrumb a { color: #829382; text-decoration: none; }
.article-breadcrumb b { color: #67736b; font-weight: 500; }

.article-post { max-width: 700px; margin: 24px auto 0; }
.article-post-head { padding: 16px 0 0; }
.article-kicker-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.article-kicker,
.article-edition {
  padding: 0;
  color: var(--article-accent);
  background: transparent;
  border: 0;
  border-radius: 0;
  font-size: 11px;
  line-height: 1.4;
}

.article-edition { padding-left: 10px; color: #7c8580; border-left: 1px solid #d9dfd8; }

.article-post-head h1 {
  margin: 16px 0 14px;
  color: var(--article-ink);
  font-size: clamp(28px, 4vw, 34px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -.03em;
}

.article-dek {
  margin: 0 0 16px;
  color: #5e676a;
  font-size: 16px;
  line-height: 1.7;
}

.article-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 16px;
  color: #7b8484;
  font-size: 12px;
  line-height: 1.6;
}

.article-meta-line span:first-child { color: #4f6c4d; font-weight: 600; }
.article-original-title { margin: 9px 0 0; color: #a0a5a2; font-size: 11px; line-height: 1.6; }

.article-cover { margin: 24px 0 0; }

.article-cover-media {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  background: #eef1ed;
  border: 1px solid #e4e8e2;
  border-radius: 10px;
}

.article-cover-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 430px;
  object-fit: cover;
}

.article-cover-media.is-image-missing img { display: none; }

.article-image-fallback {
  display: grid;
  min-height: 220px;
  place-items: center;
  align-content: center;
  gap: 4px;
  color: #698466;
  background: linear-gradient(145deg, #f2f7ef, #edf1ed);
}

.article-cover-media > .article-image-fallback { display: none; }
.article-cover-media.is-image-missing > .article-image-fallback { display: grid; }

.article-image-fallback b { font-size: 13px; }
.article-image-fallback small { color: #8d9690; font-size: 11px; }

.article-section-figure {
  margin: 18px 0 22px;
}

.article-section-media {
  position: relative;
  overflow: hidden;
  min-height: 120px;
  background: #f0f3ef;
  border: 1px solid #e5e9e4;
  border-radius: 9px;
}

.article-section-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: contain;
  background: #f4f5f2;
}

.article-section-media > .article-image-fallback { display: none; }
.article-section-media.is-image-missing > .article-image-fallback { display: grid; }
.article-section-figure figcaption { display: flex; justify-content: space-between; gap: 12px; margin-top: 7px; color: #8b938e; font-size: 10px; line-height: 1.5; }
.article-section-figure figcaption small { color: #a0a7a1; }

.article-cover figcaption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
  color: #8a9290;
  font-size: 11px;
  line-height: 1.5;
}

.article-cover figcaption small { color: #a3a8a4; }
.article-prose { max-width: 660px; margin: 32px auto 0; }

.article-note-label {
  color: #5a9250;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.article-lead {
  margin: 0 0 26px;
  padding: 12px 15px;
  background: linear-gradient(90deg, #f0f8eb, #fbfcf9);
  border-left: 3px solid #9ccf8c;
  border-radius: 0 9px 9px 0;
}

.article-lead p { margin: 5px 0 0; color: #344039; font-size: 15px; line-height: 1.75; }

.article-key-points {
  margin: 0 0 34px;
  padding: 12px 0 14px;
  background: transparent;
  border-top: 1px solid #e2e9df;
  border-bottom: 1px solid #e2e9df;
}

.article-key-points ul { margin: 8px 0 0; padding: 0; list-style: none; }
.article-key-points li { display: grid; grid-template-columns: max-content 1fr; gap: 8px; margin: 7px 0; color: #69736c; font-size: 13px; line-height: 1.7; }
.article-key-points li strong { color: #344039; font-weight: 600; }

.article-section { padding: 0 0 8px; }

.article-product-section .article-section-heading {
  margin: 48px 0 16px;
  padding: 0 0 10px;
  background: none;
  border-left: 0;
  border-bottom: 1px solid #e3e8e2;
}

.article-product-section .article-section-heading h2 { font-size: 22px; }

.article-section-heading {
  margin: 34px 0 13px;
  padding: 9px 13px;
  background: linear-gradient(90deg, #f2f8ee, transparent);
  border-left: 3px solid #9dce8d;
}

.article-section-heading h2 { margin: 2px 0 0; color: #2c332f; font-size: 20px; font-weight: 700; line-height: 1.5; letter-spacing: -.015em; }
.article-section-kicker { color: #6f9b67; font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.article-section p { margin: 0 0 22px; color: #303733; font-size: 16px; line-height: 2; }

.article-field-notes { margin: 34px 0 8px; }
.article-field-notes ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--article-line); }
.article-field-notes li { display: grid; grid-template-columns: 130px 1fr; gap: 2px 14px; padding: 13px 0; border-bottom: 1px solid var(--article-line); }
.article-field-notes li strong { color: #2f3831; font-size: 14px; }
.article-field-notes li > span { color: #6a9561; font-size: 12px; }
.article-field-notes li p { grid-column: 1 / -1; margin: 3px 0 0; color: #6f7772; font-size: 13px; line-height: 1.7; }

.article-observation {
  margin: 34px 0 40px;
  padding: 14px 16px;
  background: #f3f8ef;
  border: 1px solid #dfebda;
  border-radius: 9px;
}

.article-observation p { margin: 6px 0 0; color: #334036; font-size: 15px; line-height: 1.8; }

.article-source-trace { margin-top: 42px; padding-top: 24px; border-top: 1px solid #dfe4df; }
.article-source-trace .article-section-heading { margin-top: 0; padding: 0 0 10px; background: none; border-left: 0; border-bottom: 1px solid #edf0ec; }
.article-source-trace > p { margin: 0 0 18px; color: #777f7b; font-size: 12px; line-height: 1.8; }
.article-source-trace dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 0; }
.article-source-trace dl div { padding: 10px 12px; background: #f7f8f6; border-radius: 7px; }
.article-source-trace dt { color: #969d99; font-size: 10px; }
.article-source-trace dd { margin: 2px 0 0; color: #414a44; font-size: 12px; }
.article-source-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 17px; }

.article-button {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  padding: 8px 13px;
  border-radius: 7px;
  font-size: 11px;
  text-decoration: none;
}

.article-button-primary { color: #fff; background: #5f9853; }
.article-button-ghost { color: #5b7760; background: #fff; border: 1px solid #d4e1d1; }
.article-source-disabled { padding: 8px 0; color: #9a9f9b; font-size: 11px; }

.article-related { max-width: 700px; margin: 48px auto 0; padding-top: 22px; border-top: 1px solid #dfe4df; }
.article-related .article-section-heading { margin: 0 0 8px; padding: 0; background: none; border: 0; }
.article-related ul { margin: 0; padding: 0; list-style: none; }
.article-related li { border-bottom: 1px solid #e8ebe8; }
.article-related a { position: relative; display: grid; gap: 3px; padding: 13px 26px 13px 0; text-decoration: none; }
.article-related a span { color: #6d9866; font-size: 10px; }
.article-related a strong { color: #2f3832; font-size: 14px; font-weight: 600; line-height: 1.45; }
.article-related a small { color: #939a96; font-size: 10px; }
.article-related a i { position: absolute; top: 50%; right: 0; color: #70a368; font-style: normal; transform: translateY(-50%); }

.article-footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 22px 20px 36px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid #e3e7e3;
  color: #8b938e;
}

.article-footer div { display: grid; gap: 2px; }
.article-footer b { color: #4d5a50; font-size: 12px; }
.article-footer small, .article-footer a { color: #929a95; font-size: 10px; text-decoration: none; }

.article-loading, .article-error { display: grid; min-height: 60vh; place-items: center; align-content: center; gap: 12px; color: var(--article-ink); text-align: center; }
.article-loading p, .article-error p { margin: 0; color: #7e8781; font-size: 13px; }
.article-error h1 { margin: 0; font-size: 30px; font-weight: 700; }
.article-loading-dot { width: 13px; height: 13px; border: 2px solid #dce8d8; border-top-color: #5f9853; border-radius: 50%; animation: article-spin .8s linear infinite; }

@keyframes article-spin { to { transform: rotate(360deg); } }

@media (max-width: 700px) {
  .article-header-inner { grid-template-columns: 1fr auto; min-height: 58px; padding: 0 16px; }
  .article-brand { grid-column: 2; grid-row: 1; }
  .article-back { grid-column: 1; grid-row: 1; }
  .article-live { display: none; }
  .article-brand .brand-copy small { display: none; }
  .article-brand .brand-logo { width: 30px; height: 30px; }
  .article-brand .brand-logo img { width: 22px; height: 22px; }
  .article-wrap { padding: 17px 16px 56px; }
  .article-post { margin-top: 17px; }
  .article-post-head h1 { margin-top: 13px; font-size: 28px; line-height: 1.3; }
  .article-dek { font-size: 15px; }
  .article-meta-line { gap: 5px 11px; font-size: 11px; }
  .article-original-title { font-size: 10px; }
  .article-cover { margin-top: 20px; }
  .article-cover-media { min-height: 190px; }
  .article-cover-media img { max-height: none; }
  .article-cover figcaption { display: grid; gap: 3px; font-size: 10px; }
  .article-section-figure { margin-top: 15px; }
  .article-section-figure figcaption { display: grid; gap: 2px; font-size: 10px; }
  .article-prose { margin-top: 25px; }
  .article-lead { padding: 11px 13px; }
  .article-lead p { font-size: 14px; }
  .article-key-points { padding: 12px 0 14px; }
  .article-key-points li { display: block; font-size: 13px; }
  .article-key-points li strong { display: block; margin-bottom: 2px; }
  .article-section-heading { margin-top: 30px; padding: 8px 10px; }
  .article-section-heading h2 { font-size: 19px; }
  .article-product-section .article-section-heading { margin-top: 36px; padding: 0 0 9px; }
  .article-product-section .article-section-heading h2 { font-size: 20px; }
  .article-section p { margin-bottom: 20px; font-size: 16px; line-height: 1.9; }
  .article-field-notes li { grid-template-columns: 1fr; gap: 2px; }
  .article-field-notes li p { grid-column: auto; font-size: 13px; }
  .article-source-trace dl { grid-template-columns: 1fr; }
  .article-footer { display: grid; padding-right: 16px; padding-left: 16px; }
}

.article-brand .brand-logo-studio { width: 92px; height: 30px; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.article-brand .brand-logo-studio img { width: 90px; height: auto; max-height: 27px; object-fit: contain; }
@media (max-width: 700px) {
  .article-brand .brand-logo-studio { width: 74px; height: 26px; }
  .article-brand .brand-logo-studio img { width: 72px; max-height: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .article-loading-dot { animation: none; }
}

/* VISUAL SYSTEM BRIDGE — keep article reading pages inside the homepage language */
body.article-page {
  --article-bg: var(--bg-deep);
  --article-surface: rgba(13, 31, 58, .76);
  --article-ink: var(--paper);
  --article-muted: var(--muted);
  --article-line: var(--line);
  --article-accent: var(--mint);
  color: var(--paper);
  background: radial-gradient(circle at 50% -15%, #173a64 0, var(--bg) 40%, var(--bg-deep) 100%);
  font-family: inherit;
  overflow-x: clip;
}

.article-page .ambient { display: block; z-index: -1; opacity: .12; pointer-events: none; }
.article-site-shell { min-height: 100vh; overflow: clip; background: transparent; }
.article-header { background: rgba(5, 16, 34, .92); border-bottom-color: var(--line); }
.article-header-inner { max-width: 1560px; min-height: 72px; padding: 0 clamp(18px, 5vw, 78px); }
.article-back { color: #8da3c0; font-size: 10px; }
.article-back span:first-child { color: var(--cyan); }
.article-brand { color: var(--paper); }
.article-brand .brand-logo { border-color: rgba(143,232,255,.58); background: linear-gradient(145deg, rgba(55,92,143,.48), rgba(18,32,64,.9)); box-shadow: 0 0 24px rgba(143,232,255,.1); }
.article-brand .brand-copy b { font-size: 17px; }
.article-brand .brand-copy small { color: #8096b6; }
.article-live { color: var(--mint); }
.article-live i { background: var(--mint); box-shadow: 0 0 0 4px rgba(184,232,117,.08), 0 0 12px var(--mint); }

.article-wrap { max-width: 900px; padding: 34px 20px 82px; }
.article-breadcrumb { max-width: 820px; color: var(--muted-2); }
.article-breadcrumb a { color: var(--cyan); }
.article-breadcrumb b { color: #b9cbe1; }
.article-post { max-width: 820px; margin-top: 28px; }
.article-kicker-row { gap: 8px; }
.article-kicker, .article-edition { padding: 4px 7px; border: 1px solid rgba(143,232,255,.22); border-radius: 4px; color: var(--cyan); background: rgba(143,232,255,.06); font-size: 9px; letter-spacing: .04em; }
.article-edition { padding-left: 7px; border-left: 1px solid rgba(184,232,117,.35); color: var(--mint); background: rgba(184,232,117,.06); }
.article-post-head h1 { margin: 18px 0 15px; color: var(--paper); font-size: clamp(32px, 5vw, 52px); font-weight: 350; line-height: 1.12; letter-spacing: -.055em; }
.article-dek { margin-bottom: 17px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.article-meta-line { color: #7e94b2; font-size: 10px; }
.article-meta-line span:first-child { color: var(--mint); }
.article-original-title { color: var(--muted-2); font-size: 10px; }

.article-cover { margin-top: 27px; }
.article-cover-media { min-height: 250px; background: linear-gradient(135deg, #153c62, #33295e 70%, #15243f); border-color: var(--line-bright); border-radius: 15px; box-shadow: var(--shadow); }
.article-cover-media img { max-height: 470px; }
.article-cover figcaption, .article-section-figure figcaption { color: var(--muted-2); font-size: 9px; }
.article-cover figcaption small, .article-section-figure figcaption small { color: #6e85a6; }
.article-image-fallback { color: var(--cyan); background: linear-gradient(145deg, #153c62, #15243f); }
.article-image-fallback small { color: #8ba0bd; }

.article-prose { max-width: 780px; margin-top: 36px; }
.article-note-label { color: var(--mint); font-size: 9px; letter-spacing: .16em; }
.article-lead { margin-bottom: 28px; padding: 15px 17px; background: linear-gradient(90deg, rgba(143,232,255,.09), rgba(143,232,255,.025)); border-left-color: var(--cyan); border-radius: 0 10px 10px 0; }
.article-lead p { color: #c0d0e2; font-size: 14px; line-height: 1.85; }
.article-key-points { border-top-color: var(--line); border-bottom-color: var(--line); }
.article-key-points li { color: var(--muted); font-size: 12px; }
.article-key-points li strong { color: #dce8f8; }
.article-section { padding-bottom: 8px; }
.article-section-heading { margin: 38px 0 15px; padding: 10px 14px; background: linear-gradient(90deg, rgba(184,232,117,.1), transparent); border-left: 2px solid var(--mint); }
.article-section-heading h2 { color: var(--paper); font-size: 22px; font-weight: 450; }
.article-section-kicker { color: var(--cyan); font-size: 9px; }
.article-product-section .article-section-heading { margin: 50px 0 17px; padding: 0 0 11px 12px; background: transparent; border-left: 2px solid var(--cyan); border-bottom-color: var(--line); }
.article-product-section .article-section-heading h2 { font-size: 23px; }
.article-section p { color: #c0d0e2; font-size: 15px; line-height: 1.95; }
.article-section-media { min-height: 150px; background: linear-gradient(135deg, #153c62, #33295e 70%, #15243f); border-color: var(--line); border-radius: 10px; }
.article-section-media img { background: #10243f; }

.article-field-notes { margin-top: 36px; }
.article-field-notes ol { border-top-color: var(--line); }
.article-field-notes li { border-bottom-color: var(--line); }
.article-field-notes li strong { color: #dce8f8; }
.article-field-notes li > span { color: var(--mint); }
.article-field-notes li p { color: var(--muted); }
.article-observation { margin-top: 36px; background: rgba(184,232,117,.07); border-color: rgba(184,232,117,.2); }
.article-observation p { color: #c9d9e8; }

.article-source-trace { border-top-color: var(--line); }
.article-source-trace .article-section-heading { border-bottom-color: var(--line); }
.article-source-trace > p { color: var(--muted); }
.article-source-trace dl div { background: rgba(143,232,255,.045); border: 1px solid rgba(156,190,224,.1); }
.article-source-trace dt { color: var(--muted-2); }
.article-source-trace dd { color: #c7d7e9; }
.article-button-primary { color: #10243b; background: var(--mint); box-shadow: 0 10px 30px rgba(184,232,117,.12); }
.article-button-ghost { color: var(--cyan); background: rgba(143,232,255,.05); border-color: var(--line-bright); }
.article-source-disabled { color: var(--muted-2); }

.article-related { border-top-color: var(--line); }
.article-related li { border-bottom-color: var(--line); }
.article-related a span { color: var(--mint); }
.article-related a strong { color: #dce8f8; }
.article-related a small { color: var(--muted-2); }
.article-related a i { color: var(--cyan); }
.article-footer { max-width: 900px; padding: 22px 20px 36px; border-top-color: var(--line); color: var(--muted-2); }
.article-footer b { color: #e3efff; }
.article-footer small, .article-footer a { color: var(--muted-2); }
.article-footer a:hover { color: var(--cyan); }
.article-loading, .article-error { color: var(--paper); }
.article-loading p, .article-error p { color: var(--muted); }
.article-error h1 { color: var(--paper); }
.article-loading-dot { border-color: rgba(143,232,255,.2); border-top-color: var(--mint); }

@media (max-width: 700px) {
  .article-header-inner { min-height: 62px; padding: 0 30px 0 16px; }
  .article-brand { gap: 7px; min-width: 0; }
  .article-brand .brand-logo { width: 28px; height: 28px; }
  .article-brand .brand-logo img { width: 20px; height: 20px; }
  .article-brand .brand-copy b { font-size: 14px; white-space: nowrap; }
  .article-wrap { padding: 22px 16px 62px; }
  .article-post { margin-top: 22px; }
  .article-post-head h1 { font-size: 31px; line-height: 1.2; }
  .article-dek { font-size: 14px; }
  .article-cover-media { min-height: 190px; }
  .article-prose { margin-top: 29px; }
  .article-section-heading { margin-top: 31px; }
  .article-product-section .article-section-heading { margin-top: 39px; }
  .article-section p { font-size: 15px; line-height: 1.9; }
  .article-footer { padding-right: 16px; padding-left: 16px; }
}

.article-brand .brand-logo-studio { width: 92px; height: 30px; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.article-brand .brand-logo-studio img { width: 90px; height: auto; max-height: 27px; object-fit: contain; }
@media (max-width: 700px) {
  .article-brand .brand-logo-studio { width: 74px; height: 26px; }
  .article-brand .brand-logo-studio img { width: 72px; max-height: 24px; }
}