:root {
  --tl-bg: #f5f7fb;
  --tl-surface: rgba(255, 255, 255, 0.84);
  --tl-surface-strong: #ffffff;
  --tl-border: rgba(14, 27, 52, 0.12);
  --tl-border-strong: rgba(14, 27, 52, 0.18);
  --tl-text: #15233a;
  --tl-text-soft: #5b6881;
  --tl-primary: #0f6fd8;
  --tl-primary-soft: #d9ecff;
  --tl-accent: #11b3d7;
  --tl-warning: #c05c18;
  --tl-success: #1e8b61;
  --tl-shadow: 0 24px 70px rgba(16, 31, 57, 0.08);
  --tl-radius-xl: 32px;
  --tl-radius-lg: 24px;
  --tl-radius-md: 18px;
  --tl-radius-sm: 12px;
  --tl-focus-ring: 0 0 0 3px rgba(15, 111, 216, 0.45);
  --tl-header-h: 68px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --tl-bg: #0e1525;
    --tl-surface: rgba(22, 32, 55, 0.88);
    --tl-surface-strong: #1a2744;
    --tl-border: rgba(200, 215, 240, 0.1);
    --tl-border-strong: rgba(200, 215, 240, 0.16);
    --tl-text: #e2eaf6;
    --tl-text-soft: #94a3bf;
    --tl-primary: #5ca0ef;
    --tl-primary-soft: rgba(92, 160, 239, 0.14);
    --tl-accent: #38d0ed;
    --tl-warning: #e8874a;
    --tl-success: #3dbf8a;
    --tl-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  }
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--tl-text);
  background: var(--tl-bg);
  background-image:
    radial-gradient(circle at top left, rgba(17, 179, 215, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(15, 111, 216, 0.12), transparent 26%),
    linear-gradient(180deg, #eef4fb 0%, #f7f8fb 45%, #edf2f9 100%);
}

@media (prefers-color-scheme: dark) {
  body {
    background-image:
      radial-gradient(circle at top left, rgba(17, 179, 215, 0.06), transparent 28%),
      radial-gradient(circle at top right, rgba(15, 111, 216, 0.06), transparent 26%);
  }
}

.tl-skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 90;
  padding: 12px 16px;
  border-radius: 14px;
  background: #10203b;
  color: #fff;
}

.tl-skip-link:focus {
  top: 16px;
}

:focus-visible {
  outline: none;
  box-shadow: var(--tl-focus-ring);
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  border-color: var(--tl-primary);
  box-shadow: var(--tl-focus-ring);
}

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

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

.tl-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.tl-site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: rgba(245, 247, 251, 0.78);
  border-bottom: 1px solid rgba(14, 27, 52, 0.08);
}

@media (prefers-color-scheme: dark) {
  .tl-site-header {
    background: rgba(14, 21, 37, 0.82);
    border-bottom-color: rgba(200, 215, 240, 0.06);
  }
}

.tl-site-header__inner,
.tl-main-nav,
.tl-hero__actions,
.tl-author-links,
.tl-card-meta,
.tl-article-card__footer,
.tl-step-card__head,
.tl-author-inline,
.tl-block-head,
.tl-site-footer__inner,
.tl-footer-links,
.tl-filter-pills,
.tl-hero__metrics,
.tl-section-head,
.tl-step-editor__toolbar,
.tl-admin-topbar,
.tl-admin-topbar__actions {
  display: flex;
  align-items: center;
}

.tl-site-header__inner {
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  position: relative;
}

.tl-brand {
  display: grid;
  gap: 2px;
}

.tl-brand__eyebrow,
.tl-kicker,
.tl-section-kicker,
.tl-panel-label,
.tl-admin-kicker,
.tl-sidebar-card__label,
.tl-step-number {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
  color: var(--tl-text-soft);
}

.tl-brand__title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 22px;
  letter-spacing: -0.04em;
}

.tl-main-nav {
  gap: 18px;
  flex-wrap: wrap;
}

.tl-nav-toggle {
  display: none;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--tl-border-strong);
  background: rgba(255, 255, 255, 0.88);
  color: var(--tl-text);
  padding: 12px 16px;
  min-height: 48px;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.tl-nav-toggle__label {
  font-size: 14px;
}

.tl-nav-toggle__icon {
  display: grid;
  gap: 4px;
}

.tl-nav-toggle__icon span {
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.tl-nav-open .tl-nav-toggle__icon span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.tl-nav-open .tl-nav-toggle__icon span:nth-child(2) {
  opacity: 0;
}

.tl-nav-open .tl-nav-toggle__icon span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.tl-main-nav a {
  font-size: 14px;
  color: var(--tl-text-soft);
}

.tl-nav-cta,
.tl-button {
  border-radius: 999px;
  padding: 14px 20px;
  min-height: 48px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tl-nav-cta,
.tl-button {
  background: linear-gradient(135deg, var(--tl-primary), var(--tl-accent));
  color: #fff;
  box-shadow: 0 16px 32px rgba(15, 111, 216, 0.18);
}

.tl-button--ghost {
  background: rgba(255, 255, 255, 0.72);
  color: var(--tl-text);
  border: 1px solid var(--tl-border);
  box-shadow: none;
}

.tl-nav-cta:hover,
.tl-button:hover,
.tl-main-nav a:hover,
.tl-article-card__footer a:hover,
.tl-link-list a:hover,
.tl-footer-links a:hover {
  transform: translateY(-2px);
}

.tl-hero {
  padding: 54px 0 28px;
}

.tl-hero__grid,
.tl-article-layout,
.tl-featured-grid,
.tl-method-grid,
.tl-admin-stats,
.tl-admin-grid {
  display: grid;
  gap: 24px;
}

.tl-hero__grid {
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
}

.tl-hero__content,
.tl-author-panel,
.tl-signal-card,
.tl-card,
.tl-sidebar-card,
.tl-copy-block,
.tl-overview-card,
.tl-step-card,
.tl-admin-panel,
.tl-admin-login-card {
  background: var(--tl-surface);
  border: 1px solid var(--tl-border);
  border-radius: var(--tl-radius-xl);
  box-shadow: var(--tl-shadow);
  overflow: hidden;
}

.tl-hero__content {
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.tl-hero__content::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(15, 111, 216, 0.12), transparent 45%),
    linear-gradient(180deg, transparent, rgba(17, 179, 215, 0.1));
  pointer-events: none;
}

.tl-hero__content h1,
.tl-article-hero__content h1,
.tl-section-head h2,
.tl-copy-block h2,
.tl-step-card h2,
.tl-admin-topbar h1,
.tl-admin-panel h2,
.tl-admin-login-card h1 {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.05em;
  margin: 0;
  color: #10203b;
}

.tl-hero__content h1 {
  font-size: clamp(3rem, 8vw, 5.8rem);
  line-height: 0.95;
  margin-top: 10px;
}

.tl-hero__lead,
.tl-article-hero__lead {
  font-size: 19px;
  line-height: 1.7;
  color: var(--tl-text-soft);
  max-width: 58ch;
}

.tl-hero__actions {
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0;
}

.tl-hero__metrics {
  gap: 14px;
  flex-wrap: wrap;
}

.tl-hero__metrics article,
.tl-admin-stats article {
  min-width: 150px;
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(15, 111, 216, 0.12);
}

.tl-hero__metrics strong,
.tl-admin-stats strong {
  display: block;
  font-size: 28px;
  font-family: "Space Grotesk", sans-serif;
}

.tl-hero__metrics span,
.tl-admin-stats span {
  color: var(--tl-text-soft);
  font-size: 13px;
}

.tl-author-panel {
  padding: 28px;
  display: grid;
  gap: 22px;
  align-content: start;
}

.tl-author-panel__top,
.tl-author-inline {
  display: flex;
  gap: 16px;
}

.tl-author-panel__top img,
.tl-author-inline img {
  width: 84px;
  height: 84px;
  object-fit: cover;
  border-radius: 22px;
  border: 3px solid rgba(15, 111, 216, 0.12);
}

.tl-author-panel__top h2 {
  margin: 4px 0 8px;
  font-size: 28px;
  font-family: "Space Grotesk", sans-serif;
}

.tl-author-panel__top p,
.tl-author-highlights,
.tl-signal-card p,
.tl-method-grid p,
.tl-copy-block p,
.tl-step-summary,
.tl-footer-copy,
.tl-admin-panel p,
.tl-admin-help,
.tl-admin-slug {
  color: var(--tl-text-soft);
  line-height: 1.7;
}

.tl-author-highlights,
.tl-sidebar-card ul,
.tl-plain-list,
.tl-link-list {
  margin: 0;
  padding-left: 18px;
}

a[data-step-nav] {
  display: inline-flex;
  padding: 8px 10px;
  border-radius: 12px;
  transition: background 0.2s ease, color 0.2s ease;
}

.tl-author-links,
.tl-footer-links {
  gap: 12px;
  flex-wrap: wrap;
}

.tl-author-links a,
.tl-footer-links a,
.tl-link-list a,
.tl-article-card__footer a,
.tl-admin-actions a,
.tl-admin-actions button {
  color: var(--tl-primary);
  font-weight: 700;
}

.tl-signal-strip,
.tl-featured,
.tl-method,
.tl-catalogue,
.tl-related-block {
  padding-bottom: 28px;
}

.tl-signal-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.tl-signal-card,
.tl-copy-block,
.tl-sidebar-card,
.tl-step-card,
.tl-admin-panel {
  padding: 28px;
}

.tl-signal-card strong,
.tl-method-grid strong,
.tl-article-card h3,
.tl-step-card h2 {
  font-family: "Space Grotesk", sans-serif;
}

.tl-section-head {
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.tl-section-head h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.tl-section-head > p {
  max-width: 52ch;
  color: var(--tl-text-soft);
}

.tl-featured-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.tl-card,
.tl-article-card {
  overflow: hidden;
}

.tl-article-card {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100%;
}

.tl-article-card__media {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #dcecff, #fdfdff);
}

.tl-article-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tl-article-card__placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: var(--tl-text-soft);
}

.tl-article-card__body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.tl-article-card__body > * {
  min-width: 0;
}

.tl-card-meta {
  gap: 10px;
  flex-wrap: wrap;
  align-items: flex-start;
}

.tl-card-meta span,
.tl-card-tags span,
.tl-step-time,
.tl-admin-status,
.tl-suggested-questions button,
.tl-assistant-suggested-inline button {
  border-radius: 999px;
  padding: 8px 12px;
  background: var(--tl-primary-soft);
  color: var(--tl-primary);
  font-size: 12px;
  font-weight: 700;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.tl-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-start;
}

.tl-article-card h3 {
  font-size: clamp(1.55rem, 2vw, 2rem);
  margin: 0;
  line-height: 1.16;
  overflow-wrap: anywhere;
}

.tl-article-card p {
  margin: 0;
  color: var(--tl-text-soft);
  overflow-wrap: anywhere;
}

.tl-article-card__footer {
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  align-items: flex-start;
  margin-top: auto;
}

.tl-article-card__footer a,
.tl-article-card__footer span {
  overflow-wrap: anywhere;
}

.tl-method-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tl-method-grid article {
  padding: 24px;
  border-radius: var(--tl-radius-lg);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--tl-border);
}

.tl-filters {
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
}

.tl-filter-groups {
  display: grid;
  gap: 14px;
}

.tl-filter-group {
  display: grid;
  gap: 10px;
}

.tl-filter-label {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--tl-text-soft);
}

.tl-filter-reset {
  justify-self: start;
}

.tl-catalogue-results {
  margin: 0 0 18px;
  color: var(--tl-text-soft);
  font-size: 14px;
}

.tl-catalogue-empty {
  margin-top: 18px;
  padding: 24px;
  border-radius: var(--tl-radius-lg);
  border: 1px dashed var(--tl-border-strong);
  background: rgba(255, 255, 255, 0.72);
}

.tl-catalogue-empty p {
  margin: 0;
  color: var(--tl-text-soft);
}

.tl-catalogue-empty p + p {
  margin-top: 8px;
}

.tl-filters input,
.tl-assistant-form textarea,
.tl-admin-form input,
.tl-admin-form textarea,
.tl-admin-form select,
.tl-editor-form input,
.tl-editor-form textarea,
.tl-editor-form select {
  width: 100%;
  padding: 14px 16px;
  min-height: 48px;
  border-radius: 16px;
  border: 1px solid var(--tl-border-strong);
  background: var(--tl-surface-strong);
  font: inherit;
  color: var(--tl-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.tl-filters input::placeholder,
.tl-assistant-form textarea::placeholder {
  color: var(--tl-text-soft);
  opacity: 0.7;
}

.tl-filter-pills {
  gap: 10px;
  flex-wrap: wrap;
}

.tl-filter-pills button,
.tl-admin-actions button,
.tl-step-editor__toolbar button {
  border: 1px solid var(--tl-border-strong);
  background: var(--tl-surface-strong);
  padding: 12px 16px;
  min-height: 44px;
  border-radius: 999px;
  font: inherit;
  cursor: pointer;
  color: var(--tl-text);
}

.tl-filter-pills button span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(14, 27, 52, 0.08);
  color: var(--tl-text-soft);
  font-size: 12px;
  font-weight: 800;
}

.tl-filter-pills .is-active {
  background: linear-gradient(135deg, var(--tl-primary), var(--tl-accent));
  color: #fff;
  border-color: transparent;
}

.tl-filter-pills .is-active span {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.tl-article-shell {
  padding: 32px 0 42px;
}

.tl-breadcrumb {
  display: flex;
  gap: 8px;
  color: var(--tl-text-soft);
  margin-bottom: 18px;
  flex-wrap: wrap;
  font-size: 14px;
}

.tl-article-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 24px;
  margin-bottom: 28px;
}

.tl-article-hero__content,
.tl-article-hero__visual {
  background: var(--tl-surface);
  border: 1px solid var(--tl-border);
  border-radius: var(--tl-radius-xl);
  padding: 30px;
  box-shadow: var(--tl-shadow);
}

.tl-article-hero__visual img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
  border-radius: 24px;
}

.tl-article-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.tl-author-inline {
  margin-top: 24px;
  flex-wrap: wrap;
}

.tl-author-inline strong,
.tl-sidebar-card strong {
  display: block;
}

.tl-article-layout {
  grid-template-columns: minmax(0, 1fr) minmax(250px, 300px);
}

.tl-article-sidebar {
  display: grid;
  gap: 18px;
  align-content: start;
  position: sticky;
  top: calc(var(--tl-header-h) + 20px);
  height: fit-content;
  order: 2;
}

.tl-assistant-form {
  display: grid;
  gap: 12px;
}

.tl-detail-modes {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tl-detail-modes button {
  border: 1px solid var(--tl-border-strong);
  background: var(--tl-surface-strong);
  padding: 12px 16px;
  min-height: 48px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  color: var(--tl-text);
}

.tl-detail-modes .is-active,
a[data-step-nav].is-current {
  background: linear-gradient(135deg, var(--tl-primary), var(--tl-accent));
  color: #fff;
  border-color: transparent;
}

.tl-detail-help {
  margin: 12px 0 0;
}

.tl-assistant-response {
  display: grid;
  gap: 12px;
}

.tl-assistant-match {
  display: grid;
  gap: 4px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--tl-border);
  background: rgba(255, 255, 255, 0.7);
}

.tl-suggested-questions,
.tl-assistant-suggested-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tl-article-main {
  display: grid;
  gap: 18px;
  order: 1;
}

.tl-article-sidebar,
.tl-article-main,
.tl-sidebar-card,
.tl-copy-block,
.tl-step-card {
  min-width: 0;
}

.tl-sidebar-card p,
.tl-sidebar-card li,
.tl-sidebar-card a,
.tl-copy-block p,
.tl-step-goal,
.tl-step-summary {
  overflow-wrap: anywhere;
}

body[data-detail-mode="normal"] [data-detail-tier="deep"] {
  display: none;
}

body[data-detail-mode="expert"] [data-detail-tier="deep"],
body[data-detail-mode="expert"] [data-detail-tier="guided"] {
  display: none;
}

.tl-copy-block h2,
.tl-step-card h2 {
  margin-bottom: 10px;
  font-size: 32px;
}

.tl-step-card__labels {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tl-step-card__head {
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}

.tl-step-goal {
  font-weight: 800;
  margin: 0 0 6px;
}

.tl-step-summary {
  margin: 0 0 16px;
}

.tl-block {
  padding: 18px 20px;
  border-radius: 18px;
  border: 1px solid rgba(14, 27, 52, 0.08);
  background: rgba(255, 255, 255, 0.78);
  margin-top: 14px;
}

.tl-step-flag {
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(17, 179, 215, 0.14);
  color: #0f5f85;
  font-size: 12px;
  font-weight: 800;
}

.tl-block h4 {
  margin: 0 0 10px;
  font-size: 18px;
}

.tl-block p,
.tl-block li,
.tl-assistant-answer p {
  color: var(--tl-text-soft);
  line-height: 1.75;
}

.tl-copy-block p code,
.tl-copy-block li code,
.tl-block p code,
.tl-block li code {
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(15, 111, 216, 0.08);
  color: #10305c;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.94em;
}

.tl-rich-list,
.tl-block-checklist ul,
.tl-block-substeps ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.tl-block-command pre,
.tl-admin-snippet {
  margin: 0;
  overflow: auto;
  border-radius: 16px;
  background: #101b2f;
  color: #e7efff;
  padding: 18px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
}

.tl-block-head {
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 14px;
}

.tl-copy-btn {
  border: 0;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  padding: 10px 12px;
  border-radius: 999px;
  cursor: pointer;
}

.tl-note-warning {
  border-color: rgba(192, 92, 24, 0.22);
  background: rgba(255, 240, 227, 0.92);
}

.tl-note-info {
  border-color: rgba(15, 111, 216, 0.18);
  background: rgba(233, 244, 255, 0.92);
}

.tl-note-success {
  border-color: rgba(30, 139, 97, 0.22);
  background: rgba(231, 250, 243, 0.92);
}

.tl-block-image img {
  border-radius: 18px;
}

.tl-block-image figcaption {
  color: var(--tl-text-soft);
  margin-top: 10px;
}

.tl-article-hero {
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
}

.tl-article-hero__content {
  display: grid;
  gap: 18px;
}

.tl-article-hero__lead {
  margin: 0;
  max-width: 60ch;
}

.tl-article-scanline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tl-article-scanline span,
.tl-article-quicklinks a,
.tl-step-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--tl-border);
  background: rgba(255, 255, 255, 0.74);
  color: var(--tl-text);
  font-weight: 700;
}

.tl-article-quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tl-author-inline {
  margin-top: 0;
  padding-top: 8px;
  border-top: 1px solid rgba(14, 27, 52, 0.08);
}

.tl-author-inline > div {
  min-width: 0;
}

.tl-guide-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.tl-overview-card {
  padding: 24px 26px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--tl-border);
  border-radius: 26px;
  box-shadow: var(--tl-shadow);
  display: grid;
  gap: 16px;
}

.tl-overview-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.tl-overview-stats div {
  padding: 16px;
  border-radius: 18px;
  background: rgba(245, 249, 255, 0.92);
  border: 1px solid rgba(15, 111, 216, 0.12);
}

.tl-overview-stats strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 22px;
  line-height: 1.05;
}

.tl-overview-stats span,
.tl-overview-copy,
.tl-overview-hint,
.tl-reading-current span {
  color: var(--tl-text-soft);
}

.tl-overview-list,
.tl-step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.tl-overview-list li {
  position: relative;
  padding-left: 18px;
  color: var(--tl-text-soft);
}

.tl-overview-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--tl-accent);
}

.tl-copy-subsection + .tl-copy-subsection {
  margin-top: 22px;
}

.tl-copy-eyebrow {
  margin: 0 0 12px;
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--tl-text-soft);
}

.tl-article-layout {
  grid-template-columns: minmax(0, 1fr) minmax(290px, 330px);
  align-items: start;
  gap: 22px;
}

.tl-article-main {
  gap: 22px;
}

.tl-article-sidebar {
  gap: 16px;
  top: calc(var(--tl-header-h) + 20px);
}

.tl-reading-card {
  gap: 16px;
}

.tl-reading-progress {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: rgba(14, 27, 52, 0.08);
  overflow: hidden;
}

.tl-reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--tl-primary), var(--tl-accent));
  transition: width 0.25s ease;
}

.tl-reading-current {
  display: grid;
  gap: 6px;
}

.tl-reading-current strong {
  font-size: 18px;
}

.tl-sidebar-actions {
  display: grid;
  gap: 10px;
}

.tl-sidebar-actions .tl-button {
  justify-content: center;
  text-align: center;
}

.tl-step-list a[data-step-nav] {
  width: 100%;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(14, 27, 52, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.tl-step-list__index {
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(15, 111, 216, 0.1);
  color: var(--tl-primary);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 700;
}

.tl-step-list__content {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.tl-step-list__content strong {
  font-size: 14px;
  line-height: 1.35;
}

.tl-step-list__content small {
  color: var(--tl-text-soft);
}

a[data-step-nav].is-current .tl-step-list__index {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

a[data-step-nav].is-current .tl-step-list__content small {
  color: rgba(255, 255, 255, 0.78);
}

.tl-step-card {
  padding: 30px;
  display: grid;
  gap: 14px;
}

.tl-step-card > * {
  min-width: 0;
  max-width: 100%;
}

.tl-step-card__head {
  align-items: flex-start;
  margin-bottom: 0;
  width: 100%;
}

.tl-step-card__head > div {
  min-width: 0;
  flex: 1 1 auto;
}

.tl-step-card h2 {
  margin-bottom: 0;
  line-height: 1.1;
}

.tl-step-goal {
  font-size: 18px;
  line-height: 1.45;
}

.tl-step-summary {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  width: 100%;
}

.tl-block {
  margin-top: 0;
  width: 100%;
}

.tl-step-card__footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 8px;
  border-top: 1px solid rgba(14, 27, 52, 0.08);
  width: 100%;
}

.tl-step-jump--next {
  background: linear-gradient(135deg, var(--tl-primary), var(--tl-accent));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 14px 28px rgba(15, 111, 216, 0.14);
}

.tl-assistant-card {
  gap: 14px;
}

.tl-assistant-card p {
  margin: 0;
}

.tl-site-footer {
  padding: 24px 0 42px;
}

.tl-print-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-bottom: 18px;
}

.tl-site-footer__inner {
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.tl-footer-brand {
  font-family: "Space Grotesk", sans-serif;
  font-size: 24px;
  margin: 0 0 6px;
}

.tl-not-found,
.tl-admin-login-shell {
  padding: 64px 0;
}

.tl-back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 35;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--tl-border);
  background: var(--tl-surface-strong);
  color: var(--tl-primary);
  font-size: 22px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(16, 31, 57, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  opacity: 0.92;
}

.tl-back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(16, 31, 57, 0.18);
  opacity: 1;
}

@media (prefers-color-scheme: dark) {
  .tl-back-to-top {
    background: var(--tl-surface-strong);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

@media (prefers-color-scheme: dark) {
  .tl-hero__content::before {
    background:
      linear-gradient(135deg, rgba(15, 111, 216, 0.06), transparent 45%),
      linear-gradient(180deg, transparent, rgba(17, 179, 215, 0.04));
  }

  .tl-hero__metrics article,
  .tl-admin-stats article {
    background: rgba(22, 32, 55, 0.6);
    border-color: rgba(92, 160, 239, 0.1);
  }

  .tl-article-card__media {
    background: linear-gradient(135deg, #111e36, #1a2744);
  }

  .tl-block-command pre,
  .tl-admin-snippet {
    background: #080e1a;
    border: 1px solid rgba(200, 215, 240, 0.06);
  }

  .tl-note-warning {
    background: rgba(232, 135, 74, 0.1);
    border-color: rgba(232, 135, 74, 0.2);
  }

  .tl-note-info {
    background: rgba(92, 160, 239, 0.08);
    border-color: rgba(92, 160, 239, 0.15);
  }

  .tl-note-success {
    background: rgba(61, 191, 138, 0.08);
    border-color: rgba(61, 191, 138, 0.15);
  }

  .tl-block {
    background: rgba(22, 32, 55, 0.5);
    border-color: rgba(200, 215, 240, 0.06);
  }

  .tl-overview-stats div {
    background: rgba(22, 32, 55, 0.6);
    border-color: rgba(92, 160, 239, 0.08);
  }

  .tl-copy-block p code,
  .tl-block p code,
  .tl-block li code {
    background: rgba(92, 160, 239, 0.1);
    color: var(--tl-accent);
  }

  .tl-overview-card {
    background: rgba(22, 32, 55, 0.6);
  }

  .tl-step-list a[data-step-nav] {
    background: rgba(22, 32, 55, 0.5);
    border-color: rgba(200, 215, 240, 0.06);
  }

  .tl-copy-btn {
    background: rgba(255, 255, 255, 0.08);
  }

  .tl-article-card__placeholder {
    color: var(--tl-text-soft);
  }

  .tl-hero__content h1,
  .tl-article-hero__content h1,
  .tl-section-head h2,
  .tl-copy-block h2,
  .tl-step-card h2,
  .tl-admin-topbar h1,
  .tl-admin-panel h2 {
    color: var(--tl-text);
  }

  .tl-main-nav a {
    color: var(--tl-text-soft);
  }

  .tl-button--ghost {
    background: rgba(22, 32, 55, 0.6);
    color: var(--tl-text);
    border-color: var(--tl-border-strong);
  }

  .tl-article-scanline span,
  .tl-article-quicklinks a,
  .tl-step-jump {
    background: rgba(22, 32, 55, 0.5);
    border-color: var(--tl-border);
  }

  .tl-assistant-match {
    background: rgba(22, 32, 55, 0.5);
  }

  .tl-filter-pills .is-active span {
    background: rgba(255, 255, 255, 0.18);
  }

  .tl-catalogue-empty {
    background: rgba(22, 32, 55, 0.5);
    border-color: var(--tl-border-strong);
  }

  .tl-method-grid article {
    background: rgba(22, 32, 55, 0.5);
  }
}

@media (max-width: 850px) {
  .tl-hero__grid {
    grid-template-columns: 1fr;
  }

  .tl-article-hero {
    grid-template-columns: 1fr;
  }

  .tl-guide-overview {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 980px) {
  .tl-hero__grid,
  .tl-article-hero,
  .tl-article-layout,
  .tl-guide-overview,
  .tl-signal-strip,
  .tl-featured-grid,
  .tl-method-grid {
    grid-template-columns: 1fr;
  }

  .tl-article-sidebar {
    position: static;
    order: 2;
  }

  .tl-article-main {
    order: 1;
  }

  .tl-overview-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .tl-shell {
    width: min(100% - 20px, 1180px);
  }

  .tl-site-header__inner,
  .tl-section-head,
  .tl-step-card__head,
  .tl-article-card__footer,
  .tl-site-footer__inner {
    align-items: flex-start;
  }

  .tl-hero__actions,
  .tl-author-links,
  .tl-footer-links {
    flex-direction: column;
  }

  .tl-nav-toggle {
    display: inline-flex;
  }

  .tl-main-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: min(280px, calc(100vw - 20px));
    display: none;
    padding: 18px;
    border-radius: 24px;
    border: 1px solid var(--tl-border);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--tl-shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .tl-nav-open .tl-main-nav {
    display: flex;
  }

  .tl-main-nav a,
  .tl-main-nav .tl-nav-cta {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: center;
  }

  .tl-filter-pills {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
  }

  .tl-filter-pills button {
    white-space: nowrap;
    flex: 0 0 auto;
  }

  .tl-article-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .tl-article-actions .tl-button {
    text-align: center;
  }

  .tl-article-quicklinks,
  .tl-article-scanline {
    display: grid;
    grid-template-columns: 1fr;
  }

  .tl-overview-stats {
    grid-template-columns: 1fr;
  }

  .tl-step-card__footer,
  .tl-sidebar-actions,
  .tl-detail-modes {
    flex-direction: column;
  }

  .tl-step-card__head {
    flex-direction: column;
  }

  .tl-step-jump,
  .tl-detail-modes button,
  .tl-step-list a[data-step-nav] {
    width: 100%;
  }

  .tl-hero__content,
  .tl-author-panel,
  .tl-signal-card,
  .tl-copy-block,
  .tl-step-card,
  .tl-sidebar-card {
    padding: 22px;
    border-radius: 24px;
  }

  .tl-hero__content h1 {
    font-size: 3rem;
  }

  .tl-signal-strip {
    grid-template-columns: 1fr;
  }

  .tl-author-panel__top,
  .tl-author-inline {
    flex-direction: column;
    align-items: flex-start;
  }

  .tl-guide-overview {
    gap: 14px;
  }

  .tl-article-hero__content,
  .tl-article-hero__visual {
    padding: 22px;
  }

  .tl-article-card h3,
  .tl-copy-block h2,
  .tl-step-card h2 {
    font-size: 24px;
  }
}

@media print {
  @page {
    size: A4;
    margin: 1.5cm 2cm;
  }

  .tl-site-header,
  .tl-site-footer,
  .tl-article-sidebar,
  .tl-print-toolbar,
  .tl-article-actions,
  .tl-guide-overview,
  .tl-related-block,
  .tl-assistant-card,
  .tl-detail-modes,
  .tl-step-card__footer {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }

  .tl-shell {
    width: 100%;
  }

  .tl-article-layout,
  .tl-article-hero,
  .tl-featured-grid,
  .tl-method-grid {
    grid-template-columns: 1fr;
  }

  .tl-copy-block,
  .tl-step-card,
  .tl-article-hero__content,
  .tl-article-hero__visual {
    box-shadow: none;
    border: 1px solid #ddd;
    background: #fff;
    break-inside: avoid;
  }

  h1, h2, h3, h4 {
    break-after: avoid;
    orphans: 3;
    widows: 3;
  }

  .tl-step-card {
    page-break-inside: avoid;
  }

  .tl-block-image img {
    max-height: 400px;
    object-fit: contain;
  }

  a[href]::after {
    content: none;
  }

  .tl-block-command pre {
    background: #f5f5f5;
    color: #000;
    border: 1px solid #ccc;
    white-space: pre-wrap;
    word-break: break-word;
  }
}