/* Tianze Web 4.0 · compact workspace pages
   Dedicated to utility, skill, error and product landing pages. */

body[data-workspace-page] {
  --wp-panel: rgba(7, 13, 29, 0.86);
  --wp-panel-strong: rgba(5, 10, 24, 0.95);
  --wp-panel-soft: rgba(18, 29, 57, 0.68);
  --wp-accent: 124, 138, 255;
  --wp-success: 78, 222, 163;
  --wp-warning: 255, 192, 88;
  --wp-danger: 255, 112, 136;
  --wp-shadow: 0 22px 70px rgba(0, 5, 18, 0.42);
  color: var(--ink);
  min-width: 0;
}

html[data-palette="mid"] body[data-workspace-page] {
  --wp-panel: rgba(5, 24, 29, 0.86);
  --wp-panel-strong: rgba(3, 18, 23, 0.95);
  --wp-panel-soft: rgba(9, 48, 50, 0.66);
  --wp-accent: 63, 203, 170;
  --wp-success: 104, 235, 178;
  --wp-warning: 238, 202, 89;
}

html[data-palette="warm"] body[data-workspace-page] {
  --wp-panel: rgba(27, 21, 9, 0.86);
  --wp-panel-strong: rgba(20, 15, 5, 0.95);
  --wp-panel-soft: rgba(63, 43, 11, 0.65);
  --wp-accent: 238, 165, 71;
  --wp-success: 106, 218, 145;
  --wp-warning: 255, 197, 77;
}

body[data-workspace-page] *,
body[data-workspace-page] *::before,
body[data-workspace-page] *::after {
  box-sizing: border-box;
}

body[data-workspace-page] main {
  position: relative;
  z-index: 1;
  min-width: 0;
}

body[data-workspace-page] [hidden] { display: none !important; }

body[data-workspace-page] :where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid rgba(var(--wp-accent), 0.72);
  outline-offset: 3px;
}

.wp-skip {
  position: fixed;
  top: 10px;
  left: 50%;
  z-index: 1000;
  padding: 10px 16px;
  color: #fff;
  background: var(--wp-panel-strong);
  background-image: var(--tz-v4-button);
  background-size: cover;
  border: 1px solid rgba(var(--wp-accent), 0.58);
  border-radius: 12px;
  box-shadow: var(--wp-shadow);
  transform: translate(-50%, -150%);
  transition: transform .18s ease;
}

.wp-skip:focus { transform: translate(-50%, 0); }

.wp-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(24px, 5vw, 72px);
  margin-top: clamp(22px, 4vw, 48px);
  margin-bottom: 20px;
  padding: clamp(28px, 5vw, 58px);
  min-height: 300px;
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-position: center;
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 30px;
  box-shadow: var(--wp-shadow);
}

.wp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(var(--wp-accent), .13), transparent 46%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
}

.wp-hero > * { position: relative; z-index: 1; min-width: 0; }

.wp-kicker,
.wp-status-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 15px;
  color: var(--ink-dim);
  font: 700 11px/1.3 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.wp-kicker::before,
.wp-status-line::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 50%;
  background: rgb(var(--wp-success));
  box-shadow: 0 0 15px rgba(var(--wp-success), .8);
}

.wp-hero h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(40px, 7vw, 82px);
  line-height: .98;
  letter-spacing: -.055em;
  text-wrap: balance;
}

.wp-hero p {
  max-width: 780px;
  margin: 22px 0 0;
  color: var(--ink-dim);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.82;
}

.wp-hero-visual {
  display: grid;
  place-items: center;
  width: clamp(132px, 18vw, 220px);
  aspect-ratio: 1;
  border: 1px solid rgba(var(--wp-accent), .38);
  border-radius: 34%;
  background-color: var(--wp-panel-soft);
  background-image: var(--tz-v4-icon-well);
  background-position: center;
  background-size: cover;
  background-blend-mode: screen;
  box-shadow:
    inset 0 0 30px rgba(var(--wp-accent), .2),
    0 24px 58px rgba(0, 4, 16, .38);
}

.wp-hero-visual > .tz-iconized {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
}

.wp-hero-visual .tz-icon {
  width: 52%;
  height: 52%;
}

.wp-commandbar {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  margin: 18px 0 0;
  padding: 10px 12px;
  color: var(--ink-faint);
  background: rgba(0,0,0,.16);
  border: 1px solid var(--tz-v4-line);
  border-radius: 14px;
  font: 600 12px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-commandbar span:last-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wp-section {
  padding-top: clamp(28px, 5vw, 62px);
  padding-bottom: clamp(18px, 3vw, 34px);
}

.wp-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.wp-section-head h2 {
  margin: 0;
  font-size: clamp(23px, 3vw, 34px);
  letter-spacing: -.035em;
}

.wp-section-head p,
.wp-section-note {
  margin: 0;
  color: var(--ink-faint);
  font-size: 13px;
}

.wp-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.wp-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: clamp(20px, 3vw, 30px);
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-position: center;
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 22px;
  box-shadow: 0 14px 44px rgba(0, 4, 17, .25);
}

a.wp-card {
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

a.wp-card:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--wp-accent), .48);
  box-shadow: 0 19px 54px rgba(0, 4, 17, .35);
}

.wp-card h2,
.wp-card h3 {
  margin: 0;
  color: var(--ink);
  letter-spacing: -.02em;
}

.wp-card p {
  color: var(--ink-dim);
  line-height: 1.78;
}

.wp-card-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 20px;
  border: 1px solid rgba(var(--wp-accent), .32);
  border-radius: 18px;
  background-image: var(--tz-v4-icon-well);
  background-size: cover;
  box-shadow: inset 0 0 18px rgba(var(--wp-accent), .16);
}

.wp-card-icon .tz-icon {
  width: 30px;
  height: 30px;
}

.wp-card-meta,
.wp-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.wp-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  color: var(--ink-dim);
  background: rgba(var(--wp-accent), .11);
  border: 1px solid rgba(var(--wp-accent), .2);
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.35;
}

.wp-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
}

.wp-actions .btn {
  min-height: 44px;
}

.wp-action-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.wp-action-link .tz-icon { width: 17px; height: 17px; }

.wp-step-list {
  display: grid;
  gap: 12px;
  counter-reset: wp-step;
}

.wp-step {
  counter-increment: wp-step;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px;
  background: rgba(var(--wp-accent), .07);
  border: 1px solid rgba(var(--wp-accent), .17);
  border-radius: 16px;
}

.wp-step::before {
  content: counter(wp-step, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background-image: var(--tz-v4-button);
  background-position: center;
  background-size: cover;
  border: 1px solid rgba(var(--wp-accent), .46);
  border-radius: 13px;
  font: 800 12px/1 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-step h3 { margin: 1px 0 5px; font-size: 16px; }
.wp-step p { margin: 0; color: var(--ink-dim); line-height: 1.68; }

.wp-code-panel {
  position: relative;
  margin: 18px 0;
  overflow: hidden;
  border: 1px solid var(--tz-v4-line);
  border-radius: 17px;
  background: var(--wp-panel-strong);
}

.wp-code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 46px;
  padding: 8px 10px 8px 16px;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--tz-v4-line);
  font: 700 11px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.wp-code-panel pre {
  margin: 0 !important;
  padding: 20px !important;
  overflow: auto;
  color: var(--ink-dim) !important;
  background: transparent !important;
  background-image: none !important;
  border: 0 !important;
  border-radius: 0 !important;
  font-size: 13px;
  line-height: 1.72;
  tab-size: 2;
}

.wp-copy {
  min-height: 32px !important;
  padding: 6px 10px !important;
  font-size: 12px !important;
}

.wp-notice {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: 16px 18px;
  color: var(--ink-dim);
  background: rgba(var(--wp-warning), .08);
  border: 1px solid rgba(var(--wp-warning), .24);
  border-radius: 16px;
  line-height: 1.7;
}

.wp-notice[data-tone="success"] {
  background: rgba(var(--wp-success), .08);
  border-color: rgba(var(--wp-success), .24);
}

.wp-notice-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background-image: var(--tz-v4-icon-well);
  background-size: cover;
}

.wp-notice-icon .tz-icon { width: 21px; height: 21px; }

.wp-format-badge {
  position: relative;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 16px;
  border: 1px solid rgba(var(--wp-accent), .3);
  border-radius: 16px;
  background-image: var(--tz-v4-icon-well);
  background-size: cover;
}

.wp-format-badge .tz-icon { width: 27px; height: 27px; }

.wp-format-badge small {
  position: absolute;
  right: -4px;
  bottom: -5px;
  margin: 0;
  padding: 3px 5px;
  color: var(--ink-faint);
  background: var(--wp-panel-strong);
  border: 1px solid var(--tz-v4-line);
  border-radius: 6px;
  font: 800 9px/1 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .08em;
}

/* Error workspace */
body[data-workspace-page="error"] .err-wrap {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 154px);
  padding: 96px 20px 36px;
}

body[data-workspace-page="error"] .err-inner {
  width: min(840px, 100%);
  padding: clamp(28px, 6vw, 66px);
  text-align: left;
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 30px;
  box-shadow: var(--wp-shadow);
}

body[data-workspace-page="error"] .err-code {
  width: fit-content;
  margin: 0 0 20px;
  font: 900 clamp(68px, 14vw, 132px)/.82 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: -.09em;
}

body[data-workspace-page="error"] .err-inner h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.08;
  letter-spacing: -.045em;
}

body[data-workspace-page="error"] .err-path {
  overflow: hidden;
  width: 100%;
  margin: 24px 0 0;
  padding: 12px 14px;
  color: var(--ink-faint);
  background: rgba(0,0,0,.18);
  border: 1px solid var(--tz-v4-line);
  border-radius: 12px;
  font: 600 12px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Contact */
.wp-contact-primary { grid-column: span 6; }
.wp-contact-secondary { grid-column: span 6; }
.wp-contact-wide { grid-column: 1 / -1; }

.wp-contact-value {
  margin: 24px 0 0;
  overflow-wrap: anywhere;
  color: var(--ink);
  font: 800 clamp(20px, 3vw, 30px)/1.25 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: -.035em;
  user-select: all;
}

.copy-toast {
  position: absolute !important;
  top: 18px !important;
  right: 18px !important;
  z-index: 3;
  margin: 0 !important;
  padding: 7px 10px !important;
  color: var(--ink) !important;
  background: var(--wp-panel-strong) !important;
  border: 1px solid rgba(var(--wp-success), .32) !important;
  border-radius: 10px !important;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.copy-toast.show { opacity: 1; transform: none; }

/* Open source and skill collections */
.wp-catalog-card { grid-column: span 4; min-height: 310px; display: flex; flex-direction: column; }
.wp-catalog-card > p { flex: 1; }
.wp-catalog-card .wp-actions { margin-top: auto; }
.wp-catalog-card[data-wide] { grid-column: 1 / -1; min-height: 0; }
.wp-file-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.wp-file-list a { padding: 7px 10px; color: var(--ink-dim); background: rgba(255,255,255,.04); border: 1px solid var(--tz-v4-line); border-radius: 9px; font-size: 12px; }
.wp-file-list a:hover { color: var(--ink); border-color: rgba(var(--wp-accent), .42); }

.wp-prose {
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.9;
}

.wp-prose :where(h2, h3) { color: var(--ink); }
.wp-prose a,
.wp-reader a:not(.btn):not(.wp-copy) {
  color: rgb(var(--wp-accent));
  text-decoration: underline;
  text-decoration-color: rgba(var(--wp-accent), .38);
  text-underline-offset: .2em;
}
.wp-prose a:hover,
.wp-reader a:not(.btn):not(.wp-copy):hover {
  color: var(--ink);
  text-decoration-color: currentColor;
}
.wp-prose :where(code):not(pre code) {
  padding: .18em .42em;
  color: var(--ink);
  background: rgba(var(--wp-accent), .13);
  border: 1px solid rgba(var(--wp-accent), .16);
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-prose blockquote {
  margin: 18px 0;
  padding: 16px 18px;
  color: var(--ink-dim);
  background: rgba(var(--wp-warning), .07) !important;
  background-image: none !important;
  border: 1px solid rgba(var(--wp-warning), .2);
  border-left: 4px solid rgba(var(--wp-warning), .55);
  border-radius: 12px;
}

.wp-feature-card { grid-column: span 4; }
.wp-download-card {
  grid-column: span 6;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.wp-download-card .wp-card-icon { margin: 0; }
.wp-download-card .wp-actions { grid-column: 1 / -1; }

/* Vocabulary workflow */
.wp-format-card { grid-column: span 4; }
.wp-output-code { grid-column: span 7; }
.wp-output-rules { grid-column: span 5; }
.wp-output-rules .wp-step { grid-template-columns: 44px minmax(0, 1fr); padding: 14px; }
.wp-output-rules .wp-step::before { width: 36px; height: 36px; }

/* TLH launcher */
.wp-api-console {
  display: grid;
  gap: 18px;
}

.wp-api-console label {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-dim);
  font-size: 13px;
  font-weight: 700;
}

.wp-api-input {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--tz-v4-line);
  border-radius: 14px;
}

.wp-api-input span {
  align-self: stretch;
  display: grid;
  place-items: center;
  padding: 0 13px;
  color: var(--ink-faint);
  background: rgba(0,0,0,.15);
  border-right: 1px solid var(--tz-v4-line);
  font: 700 13px/1 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-api-input input {
  min-width: 0;
  height: 48px;
  padding: 0 14px;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  background-image: none !important;
}

.wp-api-status {
  min-height: 42px;
  padding: 11px 13px;
  color: var(--ink-faint);
  background: rgba(0,0,0,.12);
  border: 1px solid var(--tz-v4-line);
  border-radius: 12px;
  font: 600 12px/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-api-status.ok { color: rgb(var(--wp-success)); border-color: rgba(var(--wp-success), .32); }
.wp-api-status.err { color: rgb(var(--wp-danger)); border-color: rgba(var(--wp-danger), .32); }

.wp-demo-shell {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  border: 1px solid var(--tz-v4-line);
  border-radius: 22px;
  background: var(--wp-panel-strong);
  box-shadow: var(--wp-shadow);
}

.wp-demo-shell .exp-placeholder {
  min-height: 460px;
  padding: 40px;
}

.wp-demo-shell .exp-frame { min-height: 760px; border: 0; }

/* Tutorial reader */
.wp-reader-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 24px;
  margin-top: 28px;
  padding: clamp(24px, 4vw, 42px);
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 26px;
  box-shadow: var(--wp-shadow);
}

.wp-reader-head h1 {
  margin: 10px 0 0;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.06;
  letter-spacing: -.045em;
}

.wp-reader-meta {
  display: grid;
  gap: 8px;
  min-width: 210px;
  color: var(--ink-faint);
  font: 600 12px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.wp-reader-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  margin-top: 20px;
}

.wp-toc {
  position: sticky;
  top: 92px;
  max-height: calc(100vh - 116px);
  overflow: auto;
  padding: 16px;
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 18px;
}

.wp-toc-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  color: var(--ink-faint);
  font: 800 11px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.wp-toc a {
  display: block;
  padding: 8px 9px;
  color: var(--ink-faint);
  border-radius: 9px;
  font-size: 12px;
  line-height: 1.4;
}

.wp-toc a:hover,
.wp-toc a[aria-current="location"] {
  color: var(--ink);
  background: rgba(var(--wp-accent), .12);
}

.wp-reader {
  min-width: 0;
  padding: clamp(24px, 5vw, 54px) !important;
  background-color: var(--wp-panel) !important;
  background-image: var(--tz-v4-surface) !important;
  background-size: cover !important;
  background-blend-mode: multiply !important;
  border: 1px solid var(--tz-v4-line);
  border-radius: 24px;
  box-shadow: var(--wp-shadow);
}

.wp-reader > :first-child { margin-top: 0; }
.wp-reader h2 {
  scroll-margin-top: 100px;
  margin-top: 54px;
  padding: 17px 18px;
  background: rgba(var(--wp-accent), .08);
  border: 1px solid rgba(var(--wp-accent), .17);
  border-radius: 15px;
}
.wp-reader h3 { scroll-margin-top: 100px; margin-top: 32px; }
.wp-reader :where(p, li) { color: var(--ink-dim); line-height: 1.82; }
.wp-reader :where(ul, ol) { padding-left: 1.45em; }
.wp-reader li + li { margin-top: .48em; }
.wp-reader table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  border: 1px solid var(--tz-v4-line);
  border-radius: 13px;
}
.wp-reader :where(th, td) {
  min-width: 120px;
  padding: 10px 12px;
  border: 1px solid var(--tz-v4-line);
  vertical-align: top;
}
.wp-reader th { color: var(--ink); background: rgba(var(--wp-accent), .11); }
.wp-reader td { color: var(--ink-dim); background: rgba(0,0,0,.1); }
.wp-reader blockquote {
  margin: 20px 0;
  padding: 16px 18px;
  color: var(--ink-dim);
  background: rgba(var(--wp-warning), .07) !important;
  background-image: none !important;
  border: 1px solid rgba(var(--wp-warning), .22);
  border-left: 4px solid rgba(var(--wp-warning), .55);
  border-radius: 13px;
}
.wp-reader pre { max-width: 100%; }
.wp-reader .wp-code-panel pre { white-space: pre; }
.wp-reader .article-foot { display: flex; flex-wrap: wrap; gap: 10px; }

/* OS product landing */
body[data-workspace-page="os"] .tz-os-landing-hero {
  overflow: hidden;
  min-height: 430px;
  padding: clamp(30px, 5vw, 62px);
  background-color: var(--wp-panel);
  background-image: var(--tz-v4-surface);
  background-size: cover;
  background-blend-mode: multiply;
  border: 1px solid var(--tz-v4-line);
  border-radius: 30px;
  box-shadow: var(--wp-shadow);
}

body[data-workspace-page="os"] .tz-os-hero-copy { max-width: 760px; }

body[data-workspace-page="os"] .tz-os-hero-node {
  background-image: var(--tz-v4-icon-well);
  background-size: cover;
  border-color: rgba(var(--wp-accent), .34);
}

body[data-workspace-page="os"] .os-pick {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

body[data-workspace-page="os"] .os-card {
  min-width: 0;
  border-radius: 22px;
}

body[data-workspace-page="os"] .os-card.d,
body[data-workspace-page="os"] .os-card.c,
body[data-workspace-page="os"] .os-card.w { grid-column: span 4; }
body[data-workspace-page="os"] .os-card.cl { grid-column: 1 / -1; }

body[data-workspace-page="os"] .changelog {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 16px;
  max-height: none;
  padding: 0;
  overflow: visible;
}

body[data-workspace-page="os"] .cl-item {
  overflow: hidden;
  margin: 0;
  padding: 0;
  background: rgba(var(--wp-accent), .06);
  border: 1px solid rgba(var(--wp-accent), .15);
  border-radius: 14px;
}

body[data-workspace-page="os"] .cl-item::before { display: none; }

.cl-toggle {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  color: var(--ink);
  text-align: left;
  background-color: rgba(var(--wp-accent), .08);
  background-image: none;
  border: 0;
  cursor: pointer;
}

.cl-toggle::after {
  content: "";
  width: 18px;
  height: 18px;
  background-image: var(--tz-v4-icon-atlas);
  background-repeat: no-repeat;
  background-size: 800% 800%;
  background-position: 28.5714% 71.4286%;
  transition: transform .18s ease;
}

.cl-toggle[aria-expanded="true"]::after { transform: rotate(180deg); }
.cl-toggle .cl-ver,
.cl-toggle .cl-date { margin: 0; }
.cl-toggle .cl-date { color: var(--ink-faint); font-size: 12px; }

body[data-workspace-page="os"] .cl-item > ul {
  flex: none;
  margin: 0;
  padding: 18px 24px 22px 42px;
  list-style: disc;
}

body[data-workspace-page="os"] .cl-item > ul > li {
  padding-left: 0;
  overflow-wrap: anywhere;
}

body[data-workspace-page="os"] .cl-item > ul > li::before { display: none; }

body[data-workspace-page="os"] .cl-item > ul[hidden] { display: none; }

/* Motion and narrow layouts */
@media (max-width: 980px) {
  .wp-hero { grid-template-columns: 1fr; }
  .wp-hero-visual { width: 132px; border-radius: 30px; }
  .wp-catalog-card,
  .wp-feature-card,
  .wp-format-card { grid-column: span 6; }
  .wp-output-code,
  .wp-output-rules { grid-column: 1 / -1; }
  .wp-reader-layout { grid-template-columns: 1fr; }
  .wp-toc { position: relative; top: auto; max-height: none; }
  .wp-toc nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body[data-workspace-page="os"] .os-card.d,
  body[data-workspace-page="os"] .os-card.c,
  body[data-workspace-page="os"] .os-card.w { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .wp-hero {
    margin-top: 14px;
    padding: 24px 20px;
    min-height: 0;
    border-radius: 22px;
  }
  .wp-hero h1 { font-size: clamp(36px, 13vw, 58px); }
  .wp-hero-visual { width: 96px; border-radius: 24px; }
  .wp-section { padding-top: 34px; }
  .wp-section-head { align-items: start; flex-direction: column; gap: 7px; }
  .wp-grid { gap: 12px; }
  .wp-contact-primary,
  .wp-contact-secondary,
  .wp-catalog-card,
  .wp-feature-card,
  .wp-format-card,
  .wp-download-card { grid-column: 1 / -1; }
  .wp-card { padding: 20px; border-radius: 18px; }
  .wp-actions { align-items: stretch; flex-direction: column; }
  .wp-actions .btn { justify-content: center; width: 100%; }
  .wp-step { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; padding: 14px; }
  .wp-step::before { width: 36px; height: 36px; }
  .wp-reader-head { grid-template-columns: 1fr; padding: 24px 20px; border-radius: 20px; }
  .wp-reader-meta { min-width: 0; }
  .wp-toc nav { grid-template-columns: 1fr; }
  .wp-reader { padding: 22px 18px !important; border-radius: 18px; }
  .wp-reader h2 { margin-top: 42px; }
  .wp-demo-shell,
  .wp-demo-shell .exp-placeholder { min-height: 360px; }
  .wp-demo-shell .exp-placeholder { padding: 24px 18px; }
  body[data-workspace-page="os"] .tz-os-landing-hero { min-height: 0; padding: 28px 20px; border-radius: 22px; }
  body[data-workspace-page="os"] main#main-content,
  body[data-workspace-page="os"] main#main-content > .tz-split-stack,
  body[data-workspace-page="os"] .tz-workspace-section,
  body[data-workspace-page="os"] .os-pick,
  body[data-workspace-page="os"] .os-card { width: 100%; max-width: 100%; min-width: 0; }
  body[data-workspace-page="os"] .section-head { align-items: flex-start; }
  body[data-workspace-page="os"] .section-head :where(h2, .more) { max-width: 100%; overflow-wrap: anywhere; }
  .cl-toggle { grid-template-columns: minmax(0, 1fr) auto; }
  .cl-toggle .cl-date { grid-column: 1 / -1; }
  body[data-workspace-page="os"] .cl-item > ul { padding: 15px 18px 20px 34px; }
}

@media (prefers-reduced-motion: reduce) {
  .wp-skip,
  a.wp-card,
  .cl-toggle::after { transition: none; }
}

/* ============================================================
   Tianze Web 4.0 · split workspace composition
   Desktop: identity / introduction 1⁄3 + working content 2⁄3.
   The typography deliberately stays compact; display faces are
   selected by context while all long-form copy remains readable.
   ============================================================ */

body[data-workspace-page] {
  --wp-font-sans: "Segoe UI Variable Text", "HarmonyOS Sans SC",
    "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei UI",
    "PingFang SC", "Hiragino Sans GB", sans-serif;
  --wp-font-writing: "STXingkai", "华文行楷", "FZShuTi", "方正舒体",
    "KaiTi", "楷体", cursive;
  font-family: var(--wp-font-sans);
  font-size: 15px;
  font-weight: 400;
  font-synthesis: none;
}

body[data-workspace-page] :where(h1, h2, h3, h4, button, input, textarea, select) {
  font-family: inherit;
}

body[data-workspace-page] :where(h1, h2, h3, h4) {
  font-weight: 650;
}

body[data-workspace-page] .wp-hero h1 {
  max-width: 15ch;
  font-size: clamp(31px, 3.4vw, 48px);
  font-weight: 640;
  line-height: 1.12;
  letter-spacing: -.035em;
}

body[data-workspace-page] .wp-section-head h2 {
  font-size: clamp(21px, 2vw, 29px);
  font-weight: 640;
}

body[data-workspace-page] .wp-card h3 {
  font-size: clamp(16px, 1.35vw, 19px);
  font-weight: 640;
}

/* A conversational page may use a light writing face for its short title.
   Body copy and all controls intentionally remain in the UI sans stack. */
body[data-workspace-page="contact"] .wp-hero h1,
body[data-workspace-page="error"] .err-inner h1 {
  font-family: var(--wp-font-writing);
  font-weight: 400;
  letter-spacing: .035em;
}

/* The COC skill uses a compact, rounded game-display character without
   pushing the entire page into an oversized novelty typeface. */
body[data-workspace-page="coc-skill"] {
  --wp-font-game: "Supercell Text", "Supercell-Magic", "Arial Rounded MT Bold",
    "Trebuchet MS", "Microsoft YaHei UI", sans-serif;
}

body[data-workspace-page="coc-skill"] :where(.wp-hero h1, .wp-section-head h2, .wp-card h3) {
  font-family: var(--wp-font-game);
  font-weight: 700;
  letter-spacing: .005em;
}

@media (min-width: 981px) {
  body[data-workspace-page="os"] main#main-content,
  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(0, 2fr);
    align-items: start;
    gap: clamp(18px, 2.2vw, 34px);
    width: min(1540px, calc(100% - 46px));
    max-width: none;
    margin: 0 auto;
    padding: clamp(24px, 3vw, 44px) 0 clamp(54px, 6vw, 88px);
  }

  body[data-workspace-page="os"] main#main-content > .wrap,
  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main > .wrap {
    width: auto;
    max-width: none;
    margin: 0;
    padding-inline: 0;
  }

  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main > .wp-hero,
  body[data-workspace-page="os"] main#main-content > .tz-os-landing-hero {
    grid-column: 1;
    grid-row: 1;
    position: sticky;
    top: 86px;
    align-self: start;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: clamp(26px, 4vh, 42px);
    min-height: 0;
    margin: 0;
    padding: clamp(27px, 3vw, 42px);
    border-radius: 25px;
  }

  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main > .wp-hero > :first-child {
    display: flex;
    flex-direction: column;
    flex: 0 1 auto;
  }

  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main > .wp-hero .wp-hero-visual {
    width: min(128px, 48%);
    margin-top: 0;
    border-radius: 27px;
  }

  body[data-workspace-page]:not([data-workspace-page="error"]):not([data-workspace-page="tlh-docs"]) main#main-content.tz-split-main > .tz-split-stack > .wp-section,
  body[data-workspace-page="os"] main#main-content > .tz-split-stack > .tz-workspace-section {
    margin: 0;
    padding: 0;
  }

  body[data-workspace-page="os"] main#main-content > .tz-os-landing-hero {
    overflow: hidden;
    min-height: 0;
  }

  body[data-workspace-page="os"] .tz-os-hero-copy {
    max-width: none;
  }

  body[data-workspace-page="os"] .tz-os-hero-copy h1 {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 9px;
    font-size: clamp(32px, 3.4vw, 48px);
    font-weight: 650;
    line-height: 1.1;
  }

  body[data-workspace-page="os"] .tz-os-hero-node {
    position: relative;
    inset: auto;
    width: min(180px, 68%);
    margin-top: auto;
    transform: none;
  }
}

/* Long tutorial: the document identity remains visible in the left third,
   while navigation and the article occupy the right two thirds. */
@media (min-width: 1101px) {
  body[data-workspace-page="tlh-docs"] .tutorial {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(0, 2fr);
    align-items: start;
    gap: clamp(18px, 2.2vw, 34px);
    width: min(1540px, calc(100% - 46px));
    max-width: none;
    margin: 0 auto;
    padding: clamp(24px, 3vw, 44px) 0 clamp(54px, 6vw, 88px);
  }

  body[data-workspace-page="tlh-docs"] .wp-reader-head {
    grid-column: 1;
    position: sticky;
    top: 86px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    min-height: min(580px, calc(100vh - 116px));
    margin: 0;
    padding: clamp(27px, 3vw, 42px);
  }

  body[data-workspace-page="tlh-docs"] .wp-reader-head h1 {
    max-width: 11ch;
    font-size: clamp(30px, 3.2vw, 46px);
    font-weight: 640;
    line-height: 1.14;
  }

  body[data-workspace-page="tlh-docs"] .wp-reader-meta {
    min-width: 0;
    margin-top: auto;
  }

  body[data-workspace-page="tlh-docs"] .wp-reader-layout {
    grid-column: 2;
    grid-template-columns: minmax(160px, 190px) minmax(0, 1fr);
    margin: 0;
  }

  body[data-workspace-page="tlh-docs"] .wp-reader {
    padding: clamp(25px, 3.6vw, 46px) !important;
  }
}

/* The error route follows the same information split without adding
   decorative filler: explanation left, recovery controls right. */
@media (min-width: 760px) {
  body[data-workspace-page="error"] .err-inner {
    display: grid;
    grid-template-columns: minmax(230px, 1fr) minmax(0, 2fr);
    grid-template-rows: auto auto auto 1fr;
    align-items: start;
    gap: 10px clamp(30px, 5vw, 72px);
    width: min(1080px, 100%);
    padding: clamp(34px, 5vw, 62px);
  }

  body[data-workspace-page="error"] :where(.wp-status-line, .err-code, h1, p) {
    grid-column: 1;
  }

  body[data-workspace-page="error"] .err-code {
    margin-top: 16px;
    font-size: clamp(66px, 9vw, 108px);
  }

  body[data-workspace-page="error"] .err-inner h1 {
    font-size: clamp(27px, 3vw, 40px);
    line-height: 1.2;
  }

  body[data-workspace-page="error"] .err-path {
    grid-column: 2;
    grid-row: 2;
    align-self: end;
    margin: 0;
    padding: 18px 20px;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  body[data-workspace-page="error"] .err-actions {
    grid-column: 2;
    grid-row: 3;
    align-self: start;
    margin-top: 12px;
  }
}

/* Restrained, tactile motion for navigation and content discovery. */
@keyframes wp-arrive-left {
  from { opacity: 0; transform: translate3d(-18px, 12px, 0); }
  to { opacity: 1; transform: none; }
}

@keyframes wp-arrive-right {
  from { opacity: 0; transform: translate3d(20px, 14px, 0); }
  to { opacity: 1; transform: none; }
}

@keyframes wp-arrive-up {
  from { opacity: 0; transform: translate3d(0, 14px, 0); }
  to { opacity: 1; transform: none; }
}

@keyframes wp-soft-pulse {
  0%, 100% { opacity: .35; transform: scale(.96); }
  50% { opacity: .62; transform: scale(1.03); }
}

@media (prefers-reduced-motion: no-preference) {
  body[data-workspace-page] :where(.wp-hero, .tz-os-landing-hero, .wp-reader-head, .err-inner) {
    animation: wp-arrive-left .72s cubic-bezier(.16, 1, .3, 1) both;
  }

  body[data-workspace-page] :where(main#main-content > .wp-section, .tz-workspace-section, .wp-reader-layout) {
    animation: wp-arrive-right .7s cubic-bezier(.16, 1, .3, 1) both;
  }

  body[data-workspace-page] .wp-card {
    transition:
      transform .34s cubic-bezier(.16, 1, .3, 1),
      border-color .28s ease,
      box-shadow .38s ease,
      background-position .7s cubic-bezier(.16, 1, .3, 1);
  }

  body[data-workspace-page] :where(.wp-card-icon, .wp-hero-visual, .wp-format-badge, .wp-notice-icon) {
    transition:
      transform .42s cubic-bezier(.16, 1, .3, 1),
      border-color .3s ease,
      box-shadow .42s ease;
  }

  body[data-workspace-page] :where(.btn, .wp-file-list a, .wp-toc a, .cl-toggle) {
    transition:
      transform .24s cubic-bezier(.16, 1, .3, 1),
      color .22s ease,
      border-color .22s ease,
      filter .25s ease,
      background-color .3s ease,
      box-shadow .3s ease;
  }

  body[data-workspace-page] .wp-kicker::before {
    animation: wp-soft-pulse 3.2s ease-in-out infinite;
  }
}

@media (hover: hover) and (pointer: fine) {
  body[data-workspace-page] a.wp-card:hover,
  body[data-workspace-page] .wp-card:has(> .wp-actions):hover {
    transform: translateY(-5px);
    border-color: rgba(var(--wp-accent), .5);
    box-shadow: 0 24px 62px rgba(0, 4, 17, .36);
    background-position: 53% 47%;
  }

  body[data-workspace-page] .wp-card:hover :where(.wp-card-icon, .wp-format-badge) {
    transform: translateY(-3px) scale(1.035);
    border-color: rgba(var(--wp-accent), .5);
    box-shadow: inset 0 0 22px rgba(var(--wp-accent), .2), 0 12px 28px rgba(0,0,0,.2);
  }

  body[data-workspace-page] :where(.btn, .wp-file-list a, .wp-toc a, .cl-toggle):hover {
    transform: translateY(-2px);
    filter: brightness(1.07);
  }

  body[data-workspace-page] .wp-action-link .tz-icon {
    transition: transform .28s cubic-bezier(.16, 1, .3, 1);
  }

  body[data-workspace-page] a.wp-card:hover .wp-action-link .tz-icon {
    transform: translateX(4px);
  }
}

@media (max-width: 980px) and (prefers-reduced-motion: no-preference) {
  body[data-workspace-page] :where(.wp-hero, .tz-os-landing-hero, .wp-reader-head, .err-inner),
  body[data-workspace-page] :where(main#main-content > .wp-section, .tz-workspace-section, .wp-reader-layout) {
    animation-name: wp-arrive-up;
  }
}

@media (max-width: 980px) {
  body[data-workspace-page] .wp-hero h1 {
    max-width: 18ch;
    font-size: clamp(30px, 7vw, 43px);
  }

  body[data-workspace-page="os"] .tz-os-hero-copy h1 {
    font-size: clamp(30px, 7vw, 43px);
  }
}

@media (max-width: 680px) {
  body[data-workspace-page] {
    font-size: 14px;
  }

  body[data-workspace-page] .wp-hero h1,
  body[data-workspace-page="error"] .err-inner h1 {
    font-size: clamp(28px, 9.5vw, 38px);
  }
}

@media (prefers-reduced-motion: reduce) {
  body[data-workspace-page] *,
  body[data-workspace-page] *::before,
  body[data-workspace-page] *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* ============================================================
   Editorial skill pages
   These pages opt in from HTML. Their sections stay in document order;
   the two-column workspace is reserved for an explicit .tz-split-main.
   ============================================================ */
body.wp-editorial-page--skill {
  font-family: "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans CJK SC",
    "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
}

body.wp-editorial-page--skill main#main-content {
  display: block;
  width: min(1180px, calc(100% - 48px));
  max-width: none;
  margin: 0 auto;
  padding: 20px 0 76px;
}

body.wp-editorial-page--skill main#main-content > .wrap {
  width: 100%;
  max-width: none;
  margin: 0;
  padding-inline: 0;
}

body.wp-editorial-page--skill .wp-hero {
  position: relative;
  top: auto;
  display: block;
  min-height: 0;
  margin: 0 0 8px;
  padding: clamp(30px, 4vw, 48px);
  border: 1px solid var(--tz-v4-line);
  border-radius: 16px;
  background-color: color-mix(in srgb, var(--wp-panel-strong) 90%, transparent);
  background-image:
    linear-gradient(115deg, rgba(var(--wp-accent), .09), transparent 48%),
    var(--tz-v4-surface);
  background-position: center;
  background-size: cover;
  box-shadow: none;
}

body.wp-editorial-page--skill .wp-hero::after,
body.wp-editorial-page--skill .wp-hero-visual {
  display: none;
}

body.wp-editorial-page--skill :where(.wp-kicker, .wp-status-line) {
  margin-bottom: 10px;
  color: rgb(var(--wp-accent));
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .04em;
  text-transform: none;
}

body.wp-editorial-page--skill :where(.wp-kicker, .wp-status-line)::before {
  width: 18px;
  height: 2px;
  flex-basis: 18px;
  border-radius: 0;
  box-shadow: none;
  animation: none;
}

body.wp-editorial-page--skill .wp-hero h1 {
  max-width: 22ch;
  margin: 0;
  font-size: clamp(34px, 4.4vw, 54px);
  font-weight: 700;
  line-height: 1.13;
  letter-spacing: 0;
  text-wrap: balance;
}

body.wp-editorial-page--skill .wp-hero h1 .grad {
  display: inline;
  margin-left: .18em;
}

body.wp-editorial-page--skill .wp-hero p {
  max-width: 800px;
  margin-top: 16px;
  font-size: clamp(15px, 1vw + 12px, 17px);
  line-height: 1.8;
}

body.wp-editorial-page--skill .wp-hero .wp-chip-row {
  gap: 0;
  margin-top: 16px;
}

body.wp-editorial-page--skill .wp-hero .wp-chip {
  padding: 0;
  color: var(--ink-faint);
  background: none;
  border: 0;
  border-radius: 0;
  font-size: 13px;
}

body.wp-editorial-page--skill .wp-hero .wp-chip + .wp-chip::before {
  content: "·";
  margin: 0 10px;
  color: rgb(var(--wp-accent));
}

body.wp-editorial-page--skill .wp-section {
  margin: 0;
  padding: 30px 0;
  border-top: 1px solid var(--tz-v4-line);
}

body.wp-editorial-page--skill .wp-section-head {
  align-items: end;
  margin-bottom: 16px;
}

body.wp-editorial-page--skill .wp-section-head h2,
body.wp-editorial-page--skill .wp-card h2 {
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0;
}

body.wp-editorial-page--skill .wp-card h3 {
  font-size: clamp(17px, 1.4vw, 21px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0;
}

body.wp-editorial-page--skill .wp-card {
  padding: clamp(18px, 2.2vw, 26px);
  border: 1px solid var(--tz-v4-line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--wp-panel) 92%, transparent);
  box-shadow: none;
  transform: none !important;
}

body.wp-editorial-page--skill a.wp-card:hover,
body.wp-editorial-page--skill a.wp-card:focus-visible {
  border-color: rgba(var(--wp-accent), .5);
  background: color-mix(in srgb, var(--wp-panel-strong) 94%, transparent);
  box-shadow: none;
  transform: none !important;
}

body.wp-editorial-page--skill .wp-card:hover :where(.wp-card-icon, .wp-format-badge) {
  transform: none !important;
  box-shadow: none;
}

body.wp-editorial-page--skill .wp-card-icon,
body.wp-editorial-page--skill .wp-format-badge,
body.wp-editorial-page--skill .wp-notice-icon {
  width: 44px;
  height: 44px;
  margin: 0;
  border-radius: 8px;
  background: color-mix(in srgb, var(--tz-skin-control) 82%, transparent);
  box-shadow: none;
}

body.wp-editorial-page--skill .wp-card-icon .tz-icon,
body.wp-editorial-page--skill .wp-format-badge .tz-icon {
  width: 24px;
  height: 24px;
}

body.wp-editorial-page--skill .wp-feature-card,
body.wp-editorial-page--skill .wp-format-card {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  align-content: start;
  gap: 5px 16px;
}

body.wp-editorial-page--skill .wp-feature-card {
  grid-column: span 6;
}

body.wp-editorial-page--skill .wp-format-card {
  grid-column: span 4;
}

body.wp-editorial-page--skill :is(.wp-feature-card, .wp-format-card) > :first-child {
  grid-column: 1;
  grid-row: 1 / span 2;
}

body.wp-editorial-page--skill :is(.wp-feature-card, .wp-format-card) > :is(h2, h3, p) {
  grid-column: 2;
  margin: 0;
}

body.wp-editorial-page--skill .wp-format-badge small {
  right: -3px;
  bottom: -4px;
}

body.wp-editorial-page--skill .wp-download-card {
  grid-column: span 6;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 8px 16px;
}

body.wp-editorial-page--skill .wp-card-meta {
  gap: 0;
  margin-top: 14px;
}

body.wp-editorial-page--skill .wp-card-meta .wp-chip {
  padding: 0;
  background: none;
  border: 0;
  border-radius: 0;
  font-size: 12px;
}

body.wp-editorial-page--skill .wp-card-meta .wp-chip + .wp-chip::before {
  content: "·";
  margin: 0 8px;
  color: rgb(var(--wp-accent));
}

body.wp-editorial-page--skill .wp-step-list {
  gap: 0;
  border-top: 1px solid var(--tz-v4-line);
}

body.wp-editorial-page--skill .wp-step {
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 4px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--tz-v4-line);
  border-radius: 0;
}

body.wp-editorial-page--skill .wp-step::before {
  width: 34px;
  height: 34px;
  color: rgb(var(--wp-accent));
  background: transparent;
  border: 1px solid rgba(var(--wp-accent), .38);
  border-radius: 6px;
  font-size: 11px;
}

body.wp-editorial-page--skill .wp-code-panel,
body.wp-editorial-page--skill .wp-notice {
  border-radius: 8px;
  box-shadow: none;
}

@media (max-width: 980px) {
  body.wp-editorial-page--skill main#main-content {
    width: min(760px, calc(100% - 32px));
    padding-top: 14px;
  }

  body.wp-editorial-page--skill .wp-feature-card,
  body.wp-editorial-page--skill .wp-format-card,
  body.wp-editorial-page--skill .wp-download-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  body.wp-editorial-page--skill {
    font-size: 15px;
  }

  body.wp-editorial-page--skill main#main-content {
    width: min(100% - 24px, 760px);
    padding-bottom: 56px;
  }

  body.wp-editorial-page--skill .wp-hero {
    margin-top: 0;
    padding: 24px 20px;
    border-radius: 10px;
  }

  body.wp-editorial-page--skill .wp-hero h1 {
    max-width: none;
    font-size: clamp(30px, 9.2vw, 40px);
  }

  body.wp-editorial-page--skill .wp-hero h1 .grad {
    margin-left: 0;
  }

  body.wp-editorial-page--skill .wp-section {
    padding: 24px 0;
  }

  body.wp-editorial-page--skill .wp-section-head {
    align-items: flex-start;
    gap: 6px;
  }

  body.wp-editorial-page--skill .wp-card {
    padding: 18px;
    border-radius: 8px;
  }
}

/* 旧缓存脚本兼容：技能详情始终保持单列、顺序阅读。 */
body.wp-editorial-page--skill main#main-content.tz-split-main {
  display: block !important;
  grid-template-columns: none !important;
}

body.wp-editorial-page--skill main#main-content.tz-split-main > .tz-split-intro {
  position: relative !important;
  top: auto !important;
  width: 100% !important;
  max-width: none !important;
}

body.wp-editorial-page--skill main#main-content.tz-split-main > .tz-split-stack {
  display: block !important;
  width: 100% !important;
  min-width: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
}

body.wp-editorial-page--skill main#main-content.tz-split-main > .tz-split-stack > .wrap {
  width: 100% !important;
  max-width: none !important;
  margin-inline: 0 !important;
  padding-inline: 0 !important;
}

body.wp-editorial-page--skill :is(.tz-page-hero__signal, .tz-topbar-status) {
  display: none !important;
}