/*
 * Thiện — Thứ Thái / Design system v10
 * A calm editorial-commerce layer: readable Vietnamese type, stable cards,
 * restrained motion and one visual language across every route.
 */

:root {
  --paper: #f5f7f5;
  --ink: #17211f;
  --orange: #0d6b5c;
  --acid: #d9ff68;
  --soft: #e7ece9;
  --line: #dfe5e2;
  --v10-brand: #0d6b5c;
  --v10-brand-dark: #0b332d;
  --v10-brand-soft: #e6f3ef;
  --v10-accent: #d9ff68;
  --v10-warm: #fff4df;
  --v10-blue: #e8f1ff;
  --v10-paper: #f5f7f5;
  --v10-card: #ffffff;
  --v10-ink: #17211f;
  --v10-muted: #606b67;
  --v10-line: #dfe5e2;
  --v10-max: 1280px;
  --v10-reading: 780px;
  --v10-radius: 20px;
  --v10-radius-lg: 28px;
  --v10-shadow: 0 12px 34px rgba(22, 46, 40, 0.08);
  --v10-shadow-hover: 0 18px 46px rgba(22, 46, 40, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--v10-paper);
  scroll-behavior: smooth;
  scroll-padding-top: 132px;
}

body,
button,
input,
select,
textarea {
  font-family:
    "Be Vietnam Pro", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

body {
  width: 100%;
  max-width: 100%;
  margin: 0;
  overflow-x: clip;
  background: var(--v10-paper);
  color: var(--v10-ink);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body > main,
main,
main > *,
section,
article,
header,
footer,
nav,
div {
  min-width: 0;
}

img,
svg,
video,
canvas {
  display: block;
  max-width: 100%;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

button {
  color: inherit;
}

h1,
h2,
h3,
h4,
p,
li,
a,
button,
span,
small,
b,
strong {
  word-break: normal;
  overflow-wrap: break-word;
}

h1,
h2,
h3,
h4 {
  margin-top: 0;
  font-family:
    "Be Vietnam Pro", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-weight: 750;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

p,
li {
  text-wrap: pretty;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--v10-brand);
  outline-offset: 3px;
}

/* -------------------------------------------------------------------------- */
/* Global announcement and navigation                                         */
/* -------------------------------------------------------------------------- */

.topline,
.announce {
  min-height: 32px;
  height: auto;
  padding: 7px max(20px, calc((100% - var(--v10-max)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  overflow: hidden;
  background: var(--v10-brand-dark);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.announce i {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  display: inline-block;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--v10-accent);
}

body > header.site-header,
body > header:has(.site-search) {
  position: sticky;
  top: 0;
  z-index: 100;
  width: min(calc(100% - 40px), var(--v10-max));
  max-width: var(--v10-max);
  min-height: 0;
  height: auto;
  margin: 0 auto;
  padding: 14px 0 0;
  display: grid;
  grid-template-columns: auto minmax(260px, 1fr) auto;
  grid-template-areas:
    "brand search cta"
    "nav nav nav";
  align-items: center;
  gap: 12px 28px;
  border: 0;
  border-bottom: 1px solid var(--v10-line);
  background: color-mix(in srgb, #fff 94%, transparent);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
}

.site-header .identity,
.site-header .brand {
  grid-area: brand;
  min-width: 185px;
  display: flex;
  align-items: center;
  gap: 11px;
}

.site-header .identity > b,
.site-header .brand > b {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: var(--v10-brand);
  color: #fff;
  font: 750 17px/1 "Be Vietnam Pro", sans-serif;
  letter-spacing: -0.07em;
}

.site-header .identity > span,
.site-header .brand > span {
  min-width: 0;
  color: var(--v10-ink);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.015em;
}

.site-header .identity small,
.site-header .brand small {
  display: block;
  margin-top: 3px;
  color: var(--v10-muted);
  font-size: 9px;
  font-weight: 550;
  line-height: 1.35;
  letter-spacing: 0;
}

.site-search {
  grid-area: search;
  width: min(100%, 620px);
  min-height: 46px;
  margin: 0 auto;
  padding: 0 12px 0 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--v10-line);
  border-radius: 15px;
  background: #f4f6f5;
  color: #68736f;
  cursor: pointer;
  font-size: 13px;
  text-align: left;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.site-search::before {
  content: "⌕";
  color: var(--v10-brand);
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
}

.site-search > span {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-search kbd {
  padding: 5px 7px;
  border: 1px solid #d4dcd8;
  border-radius: 7px;
  background: #fff;
  color: #76807c;
  font: 700 9px/1 "Inter", sans-serif;
  letter-spacing: 0.04em;
}

.site-search:hover,
.site-search:focus-visible {
  border-color: var(--v10-brand);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(13, 107, 92, 0.08);
}

.site-header > nav {
  grid-area: nav;
  min-height: 44px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 3vw, 44px);
  border-top: 1px solid var(--v10-line);
  color: #4f5b57;
  font-size: 13px;
  font-weight: 650;
}

.site-header > nav a {
  min-height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  transition:
    color 150ms ease,
    border-color 150ms ease;
}

.site-header > nav a:hover,
.site-header > nav a:focus-visible {
  border-bottom-color: var(--v10-brand);
  color: var(--v10-brand);
}

.site-header .menu,
.site-header .outline {
  grid-area: cta;
  min-width: 168px;
  min-height: 44px;
  padding: 0 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 13px;
  background: var(--v10-brand);
  color: #fff;
  font-size: 11px;
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: 0.025em;
  text-align: center;
  transition:
    background 150ms ease,
    transform 150ms ease;
}

.site-header .menu:hover,
.site-header .outline:hover {
  background: var(--v10-brand-dark);
  transform: translateY(-1px);
}

/* -------------------------------------------------------------------------- */
/* Homepage                                                                   */
/* -------------------------------------------------------------------------- */

.hero {
  width: min(calc(100% - 40px), var(--v10-max));
  max-width: var(--v10-max);
  min-height: 560px;
  margin: 24px auto 0;
  padding: clamp(40px, 5vw, 68px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 6vw, 78px);
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius-lg);
  background:
    radial-gradient(circle at 4% 0, rgba(217, 255, 104, 0.24), transparent 31%),
    #fff;
}

.kicker,
.section-title span,
.journal-copy > span,
.principles > div > span,
.knowledge-heading > div:first-child > span,
.home-shortcuts-heading > span {
  color: var(--v10-brand);
  font-size: 11px;
  font-weight: 750;
  line-height: 1.45;
  letter-spacing: 0.08em;
}

.hero h1 {
  margin: 18px 0 24px;
  color: var(--v10-ink);
  font-size: clamp(58px, 5.9vw, 82px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero h1 em {
  display: inline;
  color: var(--v10-brand);
  font-family: inherit;
  font-style: normal;
  font-weight: 800;
}

.hero-copy > p {
  max-width: 590px;
  margin: 0;
  color: var(--v10-muted);
  font-size: 17px;
  line-height: 1.72;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.hero-actions > a {
  min-width: 215px;
  min-height: 50px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 14px;
  background: var(--v10-brand);
  color: #fff;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.025em;
}

.hero-actions > a:hover {
  background: var(--v10-brand-dark);
}

.hero-actions > span {
  color: var(--v10-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
}

.hero-actions i {
  width: 7px;
  height: 7px;
  margin-right: 6px;
  background: var(--v10-brand);
}

.feature {
  padding: 14px;
  overflow: hidden;
  border-radius: 24px;
  background: var(--v10-brand-dark);
  box-shadow: var(--v10-shadow);
}

.feature-stage {
  height: clamp(320px, 31vw, 410px);
  overflow: hidden;
  border-radius: 16px;
  background:
    radial-gradient(circle at 66% 28%, rgba(217, 255, 104, 0.18), transparent 34%),
    #123b34;
}

.feature-stage::before,
.feature-stage::after,
.feature-tag,
.screen,
.orbit {
  animation: none !important;
}

.feature-stage::before {
  opacity: 0.28;
}

.feature-stage::after {
  background: linear-gradient(180deg, transparent 55%, rgba(7, 28, 24, 0.55));
}

.feature-tag {
  max-width: 150px;
  padding: 10px 12px;
  border: 0;
  border-radius: 9px;
  background: var(--v10-accent);
  color: var(--v10-ink);
  font-size: 10px;
  font-weight: 800;
  line-height: 1.25;
}

.feature-caption {
  min-height: 92px;
  padding: 16px 4px 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.feature-caption small {
  color: var(--v10-accent);
  font-size: 9px;
}

.feature-caption b {
  max-width: 560px;
  color: #fff;
  font-size: 14px;
  line-height: 1.5;
}

.feature-caption > a {
  flex: 0 0 auto;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
}

.home-shortcuts {
  width: min(calc(100% - 40px), var(--v10-max));
  margin: 22px auto 0;
  padding: 28px;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  align-items: center;
  gap: 30px;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius);
  background: #fff;
}

.home-shortcuts-heading h2 {
  margin: 7px 0 0;
  font-size: 27px;
  line-height: 1.15;
}

.home-shortcuts > nav {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
}

.home-shortcuts a,
.home-shortcuts button {
  min-height: 96px;
  padding: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border: 1px solid var(--v10-line);
  border-radius: 14px;
  background: #f8faf9;
  cursor: pointer;
  text-align: left;
  transition:
    border-color 150ms ease,
    background 150ms ease,
    transform 150ms ease;
}

.home-shortcuts a:hover,
.home-shortcuts button:hover {
  border-color: var(--v10-brand);
  background: var(--v10-brand-soft);
  transform: translateY(-2px);
}

.home-shortcuts a > b,
.home-shortcuts button > b {
  color: var(--v10-brand);
  font-size: 10px;
}

.home-shortcuts a > span,
.home-shortcuts button > span {
  display: grid;
  gap: 5px;
}

.home-shortcuts strong {
  font-size: 13px;
  line-height: 1.35;
}

.home-shortcuts small {
  color: var(--v10-muted);
  font-size: 10px;
  line-height: 1.45;
}

.statement {
  width: min(calc(100% - 40px), var(--v10-max));
  min-height: 0;
  margin: 22px auto 0;
  padding: 28px 34px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius);
  background: var(--v10-brand-soft);
}

.statement > span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--v10-brand);
  color: #fff;
  font-size: 12px;
  font-weight: 750;
}

.statement p {
  margin: 0;
  font-size: clamp(27px, 3vw, 42px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.statement p br {
  display: none;
}

.statement p em {
  color: var(--v10-brand);
  font-family: inherit;
  font-style: normal;
}

.statement small {
  color: var(--v10-muted);
  font-size: 9px;
}

.edit,
.principles,
.knowledge-home,
.catalog {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 82px max(20px, calc((100% - var(--v10-max)) / 2));
}

.edit,
.knowledge-home {
  background: #fff;
}

.section-title,
.knowledge-heading {
  width: 100%;
  max-width: var(--v10-max);
  margin: 0 auto 34px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  align-items: end;
  gap: 56px;
}

.section-title h2,
.knowledge-heading h2,
.principles h2 {
  margin: 8px 0 0;
  font-size: clamp(38px, 4.6vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.section-title br,
.knowledge-heading br,
.principles br {
  display: none;
}

.section-title p,
.knowledge-heading > div:last-child p {
  margin: 0;
  color: var(--v10-muted);
  font-size: 15px;
  line-height: 1.72;
}

.edit-grid {
  width: 100%;
  max-width: var(--v10-max);
  min-height: 420px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.pick,
.knowledge-card,
.catalog-card,
.review-card,
.arzopa-model-card,
.support-model-card,
.related-reading-track > article {
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius);
  background: #fff;
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.pick:hover,
.knowledge-card:hover,
.catalog-card:hover,
.review-card:hover,
.arzopa-model-card:hover,
.support-model-card:hover,
.related-reading-track > article:hover {
  border-color: #c9d6d1;
  box-shadow: var(--v10-shadow);
  transform: translateY(-3px);
}

.pick {
  display: flex;
  flex-direction: column;
}

.pick-main {
  grid-column: auto;
}

.pick-visual {
  min-height: 270px;
  aspect-ratio: 4 / 3;
  background: #edf4f1 !important;
  border: 0;
  border-bottom: 1px solid var(--v10-line);
}

.pick-visual.dark {
  background: #edf1ff !important;
}

.pick-visual.acid {
  background: var(--v10-warm) !important;
}

.pick-visual > span,
.pick-visual > b {
  color: var(--v10-brand-dark);
  font-size: 9px;
}

.pick-product-image {
  width: 78%;
  height: 78%;
  object-fit: contain;
}

.pick-copy {
  flex: 1;
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.pick-copy small {
  color: var(--v10-brand);
  font-size: 10px;
}

.pick-copy h3 {
  min-height: 0;
  margin: 9px 0 8px;
  font-size: 22px;
  line-height: 1.25;
}

.pick-copy p {
  min-height: 0;
  margin: 0 0 18px;
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.65;
}

.pick-copy > a {
  min-height: 44px;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  border-top: 1px solid var(--v10-line);
  color: var(--v10-brand);
  font-size: 11px;
  font-weight: 750;
}

.journal {
  width: min(calc(100% - 40px), var(--v10-max));
  max-width: var(--v10-max);
  margin: 0 auto 82px;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius-lg);
  background: var(--v10-brand-dark);
}

.journal-image {
  min-height: 500px;
}

.journal-copy {
  padding: clamp(40px, 5vw, 68px);
  color: #fff;
}

.journal-copy > span {
  color: var(--v10-accent);
}

.journal-copy h2 {
  margin: 14px 0 18px;
  font-size: clamp(36px, 4.2vw, 56px);
  line-height: 1.08;
}

.journal-copy .lead {
  color: #fff;
  font-size: 19px;
  line-height: 1.58;
}

.journal-copy > p:not(.lead) {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.72;
}

.journal-copy > a {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  color: var(--v10-accent);
  font-size: 11px;
}

.knowledge-home {
  border-block: 1px solid var(--v10-line);
}

.knowledge-heading > div:last-child a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  color: var(--v10-brand);
  font-size: 11px;
  font-weight: 750;
}

.problem-links,
.knowledge-grid {
  width: 100%;
  max-width: var(--v10-max);
  margin-inline: auto;
}

.problem-links {
  margin-top: 28px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.problem-links a {
  min-height: 92px;
  padding: 17px;
  border: 1px solid var(--v10-line);
  border-radius: 15px;
  background: #f6f9f7 !important;
}

.problem-links a:nth-child(3n + 2) {
  background: var(--v10-blue) !important;
}

.problem-links a:nth-child(3n) {
  background: var(--v10-warm) !important;
}

.problem-links a:hover {
  border-color: var(--v10-brand);
  background: var(--v10-brand-soft) !important;
}

.problem-links b {
  font-size: 14px;
}

.problem-links span {
  font-size: 12px;
}

.knowledge-grid {
  min-height: 360px;
  margin-top: 30px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.knowledge-card:hover {
  box-shadow: var(--v10-shadow);
}

.knowledge-cover {
  border: 0;
  border-bottom: 1px solid var(--v10-line);
  background: var(--v10-brand-dark);
}

.knowledge-card > div {
  padding: 20px;
}

.knowledge-card > div > span {
  color: var(--v10-brand);
  font-size: 10px;
}

.knowledge-card h3 {
  margin: 9px 0 9px;
  font-size: 19px;
  line-height: 1.35;
}

.knowledge-card p {
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.65;
}

.knowledge-card > div > a {
  color: var(--v10-brand);
  font-size: 10px;
}

.knowledge-count {
  width: 100%;
  max-width: var(--v10-max);
  margin-inline: auto;
  color: var(--v10-muted);
  font-size: 12px;
}

.catalog {
  background: var(--v10-paper);
}

.catalog > .section-title,
.catalog > .arzopa-home-banner,
.catalog > .support-os-home,
.catalog > .category-explorer,
.catalog > .catalog-shelves {
  width: 100%;
  max-width: var(--v10-max);
  margin-inline: auto;
}

.arzopa-home-banner,
.support-os-home {
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius);
  box-shadow: none;
}

.arzopa-home-banner {
  padding: 24px 28px;
  background: var(--v10-brand-dark);
  color: #fff;
}

.arzopa-home-banner small {
  color: var(--v10-accent);
}

.support-os-home {
  margin-top: 14px;
  background: #fff;
}

.category-explorer {
  margin-top: 30px !important;
  padding: 18px;
  border: 1px solid var(--v10-line);
  border-radius: 16px;
  background: #fff;
}

.category-rail {
  scroll-behavior: smooth;
}

.category-pill {
  min-width: 150px;
  min-height: 58px;
  border: 1px solid var(--v10-line);
  border-radius: 13px;
  background: #f6f8f7;
}

.category-pill.active,
.category-pill:hover {
  border-color: var(--v10-brand);
  background: var(--v10-brand-soft);
}

.catalog-shelves {
  margin-top: 58px !important;
  gap: 72px;
}

.catalog-shelf {
  scroll-margin-top: 150px;
}

.shelf-head {
  margin-bottom: 18px;
}

.shelf-head small {
  color: var(--v10-brand);
  font-size: 10px;
}

.shelf-head h3 {
  margin: 6px 0 0;
  font-size: clamp(30px, 3.5vw, 46px);
  line-height: 1.12;
}

.shelf-actions {
  gap: 7px;
}

.shelf-actions .shelf-hub,
.shelf-actions button {
  min-width: 42px;
  min-height: 42px;
  height: auto;
  padding: 0 12px;
  border: 1px solid var(--v10-line);
  border-radius: 11px;
  background: #fff;
  color: var(--v10-ink);
  font-size: 11px;
}

.shelf-actions .shelf-hub,
.shelf-actions .shelf-all {
  color: var(--v10-brand);
  font-size: 10px;
  font-weight: 750;
}

.shelf-actions button:hover,
.shelf-actions .shelf-hub:hover {
  border-color: var(--v10-brand);
  background: var(--v10-brand-soft);
}

.shelf-track {
  grid-auto-columns: calc((100% - 40px) / 3);
  gap: 20px;
  cursor: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}

.shelf-track .catalog-image {
  min-height: 0;
  aspect-ratio: 4 / 3;
  border: 0;
  border-bottom: 1px solid var(--v10-line);
  background: #f3f7f5;
}

.shelf-track .catalog-image img {
  width: 86%;
  height: 86%;
  object-fit: contain;
}

.shelf-track .catalog-image small,
.shelf-track .catalog-index {
  border-radius: 8px;
  background: #fff;
  color: var(--v10-brand-dark);
  font-size: 9px;
}

.shelf-track .catalog-copy {
  padding: 20px;
}

.shelf-track .catalog-copy > span {
  color: var(--v10-brand);
  font-size: 9px;
}

.shelf-track .catalog-copy h3 {
  min-height: 54px;
  margin: 8px 0 7px;
  font-size: 21px;
  line-height: 1.28;
}

.shelf-track .catalog-copy h3 a:hover {
  color: var(--v10-brand);
}

.shelf-track .catalog-copy > p {
  min-height: 66px;
  margin: 8px 0 14px;
  display: -webkit-box;
  overflow: hidden;
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.shelf-track .catalog-price {
  min-height: 58px;
}

.shelf-track .catalog-price b {
  color: var(--v10-brand-dark);
  font-size: 17px;
}

.shelf-track .exclusive-voucher {
  min-height: 68px;
  border: 1px dashed #abc6bd;
  border-radius: 12px;
  background: var(--v10-brand-soft);
}

.shelf-track .catalog-review,
.shelf-track .catalog-buy {
  min-height: 44px;
  font-size: 11px;
}

.shelf-track .catalog-review {
  color: var(--v10-brand);
}

.shelf-track .catalog-buy {
  min-height: 48px;
  border-radius: 12px;
  background: var(--v10-brand);
  color: #fff;
}

.shelf-track .catalog-buy:hover {
  background: var(--v10-brand-dark);
}

.catalog-shelf.is-expanded .shelf-track {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.shelf-progress {
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e9e6;
}

.shelf-progress i {
  border-radius: inherit;
  background: var(--v10-brand);
}

.principles {
  background: #fff;
}

.principles > div,
.principles > ol {
  width: 100%;
  max-width: var(--v10-max);
}

.principles > div {
  margin-inline: auto;
}

.principles > ol {
  margin-inline: auto;
}

.principles li {
  border-color: var(--v10-line);
}

.principles li > b {
  color: var(--v10-brand);
}

.principles li h3 {
  font-size: 20px;
}

.principles li p {
  color: var(--v10-muted);
  font-size: 14px;
}

/* -------------------------------------------------------------------------- */
/* Shared content pages                                                       */
/* -------------------------------------------------------------------------- */

.articles-hero,
.about-editorial-hero,
.arzopa-hero,
.support-hero,
.support-profile-hero,
.connect-hero,
.article-head,
.guide-article-head {
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius-lg);
  box-shadow: none;
}

.articles-hero,
.about-editorial-hero,
.connect-hero {
  width: min(calc(100% - 40px), var(--v10-max));
  max-width: var(--v10-max);
  min-height: 0;
  margin: 24px auto 0;
  padding: clamp(44px, 6vw, 76px);
  background:
    radial-gradient(circle at 92% 5%, rgba(217, 255, 104, 0.28), transparent 30%),
    #fff;
}

.articles-hero h1,
.about-editorial-hero h1,
.connect-hero h1,
.article-head h1,
.guide-article-head h1 {
  margin: 14px 0 20px;
  color: var(--v10-ink);
  font-size: clamp(46px, 5.5vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.06em;
  overflow-wrap: break-word;
}

.articles-hero h1 em,
.about-editorial-hero h1 em,
.connect-hero h1 em {
  color: var(--v10-brand);
  font-family: inherit;
  font-style: normal;
}

.articles-hero p,
.about-editorial-hero p,
.connect-hero p,
.article-head > div > p,
.guide-article-head > div:first-child > p {
  max-width: 760px;
  color: var(--v10-muted);
  font-size: 17px;
  line-height: 1.72;
}

.section,
.article-page,
.guide-article-page,
.about-editorial,
.arzopa-hub,
.support-os,
.support-profile,
.connect-wizard {
  width: min(100%, calc(var(--v10-max) + 40px));
  max-width: calc(var(--v10-max) + 40px);
  margin-inline: auto;
  padding-inline: 20px;
}

.breadcrumbs,
.article-byline,
.arzopa-breadcrumbs,
.support-breadcrumbs {
  min-height: 48px;
  padding-block: 14px;
  gap: 9px;
  overflow-x: auto;
  color: var(--v10-muted);
  font-size: 12px;
  line-height: 1.5;
  white-space: nowrap;
}

.breadcrumbs a,
.arzopa-breadcrumbs a,
.support-breadcrumbs a {
  color: var(--v10-brand);
  text-decoration: none;
}

.articles-list-section {
  padding-top: 46px;
}

.article-filter-bar {
  padding: 8px;
  gap: 7px;
  overflow-x: auto;
  border: 1px solid var(--v10-line);
  border-radius: 15px;
  background: #fff;
}

.article-filter-bar button {
  min-height: 40px;
  padding: 0 13px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  font-size: 10px;
  white-space: nowrap;
}

.article-filter-bar button.active {
  background: var(--v10-brand);
  color: #fff;
}

.article-filter-status {
  color: var(--v10-muted);
  font-size: 12px;
}

.review-grid,
.review-grid-all {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.review-card {
  display: flex;
  flex-direction: column;
}

.review-cover {
  aspect-ratio: 16 / 9;
  border: 0;
  border-bottom: 1px solid var(--v10-line);
  background: var(--v10-brand-dark);
}

.review-card > div {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.review-card small {
  color: var(--v10-brand);
  font-size: 10px;
}

.review-card h2,
.review-card h3 {
  margin: 9px 0;
  font-size: 20px;
  line-height: 1.36;
}

.review-card p {
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.66;
}

.review-link {
  min-height: 42px;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  color: var(--v10-brand);
  font-size: 11px;
  font-weight: 750;
}

.article-head,
.guide-article-head {
  padding: clamp(34px, 5vw, 62px);
  background: #fff;
}

.article-head {
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: clamp(34px, 5vw, 64px);
}

.guide-article-head {
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
}

.article-product-image,
.article-guide-cover {
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: 18px;
  background: #f0f5f2;
}

.article-product-image img,
.article-guide-cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.article-body {
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 44px;
}

.article-main {
  max-width: var(--v10-reading);
}

.article-main > p,
.article-main li,
.article-main blockquote p,
.guide-markdown p,
.guide-markdown li,
.article-section p,
.article-section li {
  color: #33403c;
  font-size: 18px;
  line-height: 1.82;
}

.article-main h2,
.guide-markdown h2,
.article-section h2 {
  margin-top: 54px;
  font-size: clamp(28px, 2.7vw, 38px);
  line-height: 1.24;
}

.article-main h3,
.guide-markdown h3,
.article-section h3 {
  margin-top: 34px;
  font-size: clamp(21px, 2vw, 27px);
  line-height: 1.3;
}

.article-toc,
.article-product,
.take-box,
.author-card,
.article-sources {
  overflow: hidden;
  border: 1px solid var(--v10-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: none;
}

.article-toc {
  background: var(--v10-brand-soft);
}

.article-toc b,
.article-toc a,
.article-faq summary,
.article-sources,
.article-sources a {
  font-size: 14px;
  line-height: 1.62;
}

.article-side {
  align-self: start;
}

.article-product {
  position: sticky;
  top: 142px;
}

.article-product p,
.take-box li,
.author-card p {
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.68;
}

.buy,
.article-support-cta {
  min-height: 48px;
  border-radius: 12px;
  background: var(--v10-brand);
  color: #fff;
  font-size: 11px;
}

.related-reading-track {
  grid-auto-columns: minmax(260px, 42%);
  gap: 12px;
}

.related-reading-track > article {
  padding: 20px;
}

/* -------------------------------------------------------------------------- */
/* ARZOPA hub and Support OS                                                   */
/* -------------------------------------------------------------------------- */

.arzopa-hub,
.support-os,
.support-profile,
.connect-wizard {
  overflow: visible;
  padding-bottom: 90px;
}

.arzopa-hero,
.support-hero,
.support-profile-hero {
  min-height: 0;
  padding: clamp(40px, 5vw, 64px);
  background:
    radial-gradient(circle at 92% 8%, rgba(217, 255, 104, 0.22), transparent 33%),
    var(--v10-brand-dark);
  color: #fff;
}

.arzopa-hero::after {
  opacity: 0.18;
}

.arzopa-hero h1,
.support-hero h1,
.support-profile h1 {
  margin: 14px 0 20px;
  color: #fff;
  font-size: clamp(46px, 5.5vw, 72px);
  line-height: 1.03;
  letter-spacing: -0.06em;
  overflow-wrap: break-word;
}

.arzopa-hero h1 em,
.support-hero h1 em,
.support-profile h1 em {
  color: var(--v10-accent);
  font-family: inherit;
  font-style: normal;
}

.arzopa-hero-copy > p,
.support-hero-copy > p,
.support-profile-copy > p {
  color: rgba(255, 255, 255, 0.76);
  font-size: 17px;
  line-height: 1.72;
}

.arzopa-hero-actions a,
.support-hero-actions a,
.support-profile-actions a {
  min-height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 12px;
  color: #fff;
  font-size: 10px;
}

.arzopa-hero-actions a:first-child,
.support-hero-actions a:first-child,
.support-profile-actions a:first-child {
  border-color: var(--v10-accent);
  background: var(--v10-accent);
  color: var(--v10-ink);
}

.arzopa-hero-visual,
.support-hero-console,
.support-profile-media {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  box-shadow: none;
}

.arzopa-models,
.arzopa-specs,
.arzopa-reading,
.support-models,
.support-issues,
.support-profile-specs,
.support-connect,
.support-checklist,
.support-manual,
.support-faq,
.support-related {
  padding-block: 72px;
}

.arzopa-section-head,
.support-section-head {
  margin-bottom: 28px;
  gap: 34px;
}

.arzopa-section-head h2,
.support-section-head h2,
.support-profile-specs h2,
.support-checklist h2,
.support-manual h2,
.support-commerce h2,
.connect-static-guide h2 {
  margin: 8px 0 0;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.08;
}

.arzopa-section-head > div > span,
.support-section-head > div > span,
.support-profile-specs > div > span,
.support-checklist > div > span,
.support-manual > div > span {
  color: var(--v10-brand);
  font-size: 10px;
}

.arzopa-section-head p,
.support-section-head > p,
.support-profile-specs > div > p,
.support-checklist > div > p,
.support-manual > div > p,
.support-commerce > div > p {
  color: var(--v10-muted);
  font-size: 15px;
  line-height: 1.72;
}

.arzopa-model-grid,
.support-model-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.arzopa-model-media,
.support-model-media {
  aspect-ratio: 4 / 3;
  border: 0;
  border-bottom: 1px solid var(--v10-line);
  background: #f1f6f3;
}

.arzopa-model-media img,
.support-model-media img {
  padding: 22px;
  object-fit: contain;
}

.arzopa-model-copy,
.support-model-copy {
  padding: 20px;
}

.arzopa-model-copy > small,
.support-model-copy > small {
  color: var(--v10-brand);
  font-size: 9px;
}

.arzopa-model-copy h2,
.arzopa-model-copy h3,
.support-model-copy h2 {
  min-height: 0;
  margin: 8px 0 10px;
  font-size: 21px;
  line-height: 1.28;
}

.arzopa-model-copy > p,
.support-model-copy > p,
.arzopa-model-copy dd,
.support-model-copy dd {
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.62;
}

.arzopa-model-actions,
.support-model-copy > div {
  gap: 7px;
}

.arzopa-model-actions a,
.support-model-copy > div a,
.article-support-cta,
.arzopa-reading-card > a {
  min-height: 42px;
  border-radius: 10px;
  font-size: 11px;
}

.arzopa-filter-rail,
.support-issue-rail,
.arzopa-reading-track {
  scroll-behavior: smooth;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}

.arzopa-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--v10-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: none;
}

.arzopa-table-wrap table {
  min-width: 760px;
  font-size: 13px;
  line-height: 1.55;
}

.support-connect-grid article,
.support-issue-rail article,
.support-wizard-band,
.support-checklist,
.support-manual,
.support-commerce,
.connect-panel,
.connect-static-guide,
.connect-result {
  border: 1px solid var(--v10-line);
  border-radius: var(--v10-radius);
  box-shadow: none;
}

.support-connect-grid article {
  min-height: 210px;
  padding: 23px;
  background: #fff;
}

.support-connect-grid article p,
.support-issue-rail article p,
.support-wizard-band p,
.support-wizard-band li span,
.support-source-policy p,
.support-faq p,
.support-manual p {
  color: var(--v10-muted);
  font-size: 14px;
  line-height: 1.68;
}

.support-search {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
  box-shadow: none;
}

.support-checklist {
  padding: clamp(28px, 4vw, 48px);
  background: var(--v10-brand-soft);
}

.support-inline-cta {
  min-height: 48px;
  border-radius: 12px;
  background: var(--v10-brand);
  color: #fff;
  font-size: 10px;
}

.connect-panel,
.connect-result,
.connect-static-guide {
  background: #fff;
}

/* -------------------------------------------------------------------------- */
/* Footer, disclosure and finder                                              */
/* -------------------------------------------------------------------------- */

.fancy-disclosure,
.disclosure {
  width: min(calc(100% - 40px), var(--v10-max));
  margin-inline: auto;
  padding: 22px 24px;
  border: 1px solid var(--v10-line);
  border-radius: 16px;
  background: var(--v10-warm);
}

.fancy-disclosure b,
.disclosure b {
  color: var(--v10-brand);
  font-size: 10px;
}

.fancy-disclosure p,
.disclosure p {
  color: var(--v10-muted);
  font-size: 13px;
  line-height: 1.65;
}

body > footer {
  width: min(calc(100% - 40px), var(--v10-max));
  max-width: var(--v10-max);
  margin: 34px auto 0;
  padding: 42px 0;
  border-top: 1px solid var(--v10-line);
}

body > footer p,
body > footer a,
body > footer span,
body > footer small {
  color: var(--v10-muted);
  font-size: 11px;
  line-height: 1.65;
}

.t-orb-trigger {
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  width: 56px;
  height: 56px;
}

.t-orb-trigger-visual::after {
  animation: none;
  opacity: 0;
}

.t-orb-trigger-visual {
  border-color: var(--v10-brand-dark);
  background: var(--v10-brand);
  box-shadow: 0 10px 28px rgba(11, 51, 45, 0.24);
}

.t-orb-trigger-visual::before {
  background: var(--v10-brand-dark);
  box-shadow: none;
}

.t-orb-panel {
  border: 1px solid var(--v10-line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--v10-shadow-hover);
}

.t-orb-head h2 {
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 22px;
}

.t-orb-head h2 em {
  color: var(--v10-brand);
  font-family: inherit;
  font-style: normal;
}

.t-orb-eyebrow,
.t-orb-result-meta {
  color: var(--v10-brand);
}

.t-orb-search,
.t-orb-result,
.t-orb-filter,
.t-orb-topic {
  border-color: var(--v10-line);
}

.t-orb-filter[aria-selected="true"],
.t-orb-topic[aria-pressed="true"] {
  background: var(--v10-brand);
  color: #fff;
}

/* -------------------------------------------------------------------------- */
/* Tablet                                                                     */
/* -------------------------------------------------------------------------- */

@media (max-width: 1050px) {
  body > header.site-header,
  body > header:has(.site-search) {
    width: min(calc(100% - 30px), var(--v10-max));
    grid-template-columns: auto minmax(200px, 1fr) auto;
    gap-inline: 16px;
  }

  .site-header .identity,
  .site-header .brand {
    min-width: 155px;
  }

  .site-header .menu,
  .site-header .outline {
    min-width: 132px;
  }

  .hero {
    grid-template-columns: minmax(0, 0.92fr) minmax(380px, 1.08fr);
    padding: 42px;
  }

  .home-shortcuts {
    grid-template-columns: minmax(0, 1fr);
  }

  .home-shortcuts > nav {
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    overflow-x: auto;
    padding-bottom: 4px;
    scroll-snap-type: x mandatory;
  }

  .home-shortcuts a,
  .home-shortcuts button {
    scroll-snap-align: start;
  }

  .edit-grid,
  .knowledge-grid,
  .review-grid,
  .review-grid-all,
  .arzopa-model-grid,
  .support-model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .edit-grid .pick:last-child {
    grid-column: 1 / -1;
  }

  .shelf-track {
    grid-auto-columns: calc((100% - 16px) / 2);
    gap: 16px;
  }

  .catalog-shelf.is-expanded .shelf-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-head,
  .guide-article-head {
    grid-template-columns: minmax(0, 1fr) 320px;
  }

  .article-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .article-main {
    max-width: 100%;
  }

  .article-product {
    position: static;
  }
}

/* -------------------------------------------------------------------------- */
/* Mobile                                                                     */
/* -------------------------------------------------------------------------- */

@media (max-width: 680px) {
  html {
    scroll-padding-top: 112px;
  }

  body {
    font-size: 16px;
  }

  .topline,
  .announce {
    min-height: 30px;
    padding: 7px 14px;
    font-size: 8px;
    letter-spacing: 0.06em;
  }

  .topline > span:last-child,
  .announce > span {
    display: none;
  }

  body > header.site-header,
  body > header:has(.site-search) {
    width: 100%;
    padding: 9px 13px 0;
    grid-template-columns: minmax(0, 1fr) 44px 44px;
    grid-template-areas:
      "brand search cta"
      "nav nav nav";
    gap: 8px;
    border-radius: 0;
  }

  .site-header .identity,
  .site-header .brand {
    min-width: 0;
    gap: 8px;
  }

  .site-header .identity > b,
  .site-header .brand > b {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
    border-radius: 11px;
    font-size: 15px;
  }

  .site-header .identity > span,
  .site-header .brand > span {
    overflow: hidden;
    font-size: 11px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .site-header .identity small,
  .site-header .brand small {
    font-size: 8px;
  }

  .site-search {
    width: 44px;
    min-height: 40px;
    padding: 0;
    justify-content: center;
    border-radius: 11px;
  }

  .site-search::before {
    font-size: 20px;
  }

  .site-search > span,
  .site-search kbd {
    display: none;
  }

  .site-header .menu,
  .site-header .outline {
    width: 44px;
    min-width: 44px;
    min-height: 40px;
    padding: 0;
    overflow: hidden;
    color: transparent;
    border-radius: 11px;
    font-size: 0;
  }

  .site-header .menu::after,
  .site-header .outline::after {
    content: "↗";
    color: #fff;
    font-size: 15px;
  }

  .site-header > nav {
    width: calc(100% + 26px);
    min-height: 42px;
    margin-left: -13px;
    padding: 0 13px;
    justify-content: flex-start;
    gap: 22px;
    overflow-x: auto;
    font-size: 12px;
    scrollbar-width: none;
  }

  .site-header > nav::-webkit-scrollbar {
    display: none;
  }

  .site-header > nav a {
    min-height: 42px;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .hero {
    width: calc(100% - 24px);
    min-height: 0;
    margin-top: 12px;
    padding: 30px 20px 22px;
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    border-radius: 22px;
  }

  .hero h1 {
    margin: 14px 0 17px;
    font-size: clamp(43px, 14vw, 59px);
    line-height: 1.01;
  }

  .hero-copy > p {
    font-size: 16px;
    line-height: 1.68;
  }

  .hero-actions {
    margin-top: 22px;
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions > a {
    width: 100%;
    min-width: 0;
    min-height: 48px;
    font-size: 10px;
  }

  .hero-actions > span {
    font-size: 10px;
  }

  .feature {
    padding: 9px;
    border-radius: 18px;
  }

  .feature-stage {
    height: min(77vw, 320px);
    border-radius: 13px;
  }

  .feature-caption {
    min-height: 0;
    padding: 14px 6px 4px;
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }

  .feature-caption b {
    font-size: 13px;
  }

  .feature-caption > a {
    width: 100%;
    min-height: 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.16);
  }

  .home-shortcuts {
    width: calc(100% - 24px);
    margin-top: 12px;
    padding: 18px;
    gap: 16px;
    border-radius: 18px;
  }

  .home-shortcuts-heading h2 {
    font-size: 23px;
  }

  .home-shortcuts > nav {
    grid-template-columns: repeat(5, minmax(190px, 72vw));
    gap: 8px;
    overflow-x: auto;
  }

  .home-shortcuts a,
  .home-shortcuts button {
    min-height: 84px;
    padding: 13px;
  }

  .home-shortcuts strong {
    font-size: 13px;
  }

  .statement {
    width: calc(100% - 24px);
    margin-top: 12px;
    padding: 19px;
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 13px;
    border-radius: 18px;
  }

  .statement > span {
    width: 36px;
    height: 36px;
  }

  .statement p {
    font-size: 23px;
    line-height: 1.2;
  }

  .statement small {
    display: none;
  }

  .edit,
  .principles,
  .knowledge-home,
  .catalog {
    padding: 56px 12px;
  }

  .section-title,
  .knowledge-heading {
    margin-bottom: 24px;
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .section-title h2,
  .knowledge-heading h2,
  .principles h2 {
    font-size: clamp(33px, 10.8vw, 44px);
    line-height: 1.08;
  }

  .section-title p,
  .knowledge-heading > div:last-child p {
    font-size: 14px;
  }

  .edit-grid {
    min-height: 0;
    grid-template-columns: repeat(3, minmax(268px, 80vw));
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
  }

  .edit-grid .pick,
  .edit-grid .pick:last-child {
    grid-column: auto;
    scroll-snap-align: start;
  }

  .pick-visual {
    min-height: 210px;
  }

  .pick-copy {
    padding: 17px;
  }

  .pick-copy h3 {
    font-size: 19px;
  }

  .pick-copy p {
    font-size: 13px;
  }

  .journal {
    width: calc(100% - 24px);
    margin-bottom: 56px;
    grid-template-columns: minmax(0, 1fr);
    border-radius: 22px;
  }

  .journal-image {
    min-height: 330px;
  }

  .journal-copy {
    padding: 28px 21px;
  }

  .journal-copy h2 {
    font-size: 32px;
  }

  .journal-copy .lead {
    font-size: 17px;
  }

  .problem-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .problem-links a {
    min-height: 108px;
    padding: 14px;
  }

  .problem-links b {
    font-size: 13px;
  }

  .problem-links span {
    font-size: 11px;
  }

  .knowledge-grid {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .knowledge-card {
    display: grid;
    grid-template-columns: 116px minmax(0, 1fr);
  }

  .knowledge-cover {
    height: 100%;
    min-height: 170px;
    aspect-ratio: auto;
    border: 0;
    border-right: 1px solid var(--v10-line);
  }

  .knowledge-card > div {
    padding: 16px;
  }

  .knowledge-card h3 {
    font-size: 16px;
    line-height: 1.38;
  }

  .knowledge-card p {
    display: -webkit-box;
    overflow: hidden;
    font-size: 12px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .arzopa-home-banner,
  .support-os-home,
  .category-explorer {
    border-radius: 16px;
  }

  .arzopa-home-banner {
    padding: 20px;
  }

  .support-os-home {
    padding: 22px 18px;
  }

  .category-explorer {
    padding: 13px;
  }

  .category-pill {
    min-width: 136px;
  }

  .catalog-shelves {
    margin-top: 46px !important;
    gap: 58px;
  }

  .shelf-head {
    align-items: flex-end;
    gap: 12px;
  }

  .shelf-head h3 {
    font-size: 29px;
  }

  .shelf-head small {
    font-size: 8px;
  }

  .shelf-actions {
    display: grid;
    grid-template-columns: repeat(2, 38px);
  }

  .shelf-actions .shelf-hub,
  .shelf-actions .shelf-all {
    grid-column: 1 / -1;
  }

  .shelf-actions .shelf-hub,
  .shelf-actions button {
    min-width: 38px;
    min-height: 38px;
    padding: 0 8px;
    font-size: 10px;
  }

  .shelf-track {
    grid-auto-columns: calc((100% - 10px) / 2);
    gap: 10px;
  }

  .shelf-track .catalog-image {
    aspect-ratio: 1 / 0.88;
  }

  .shelf-track .catalog-copy {
    padding: 13px;
  }

  .shelf-track .catalog-copy > span {
    font-size: 8px;
  }

  .shelf-track .catalog-copy h3 {
    min-height: 42px;
    margin: 7px 0 5px;
    font-size: 16px;
    line-height: 1.35;
  }

  .shelf-track .catalog-copy > p {
    min-height: 58px;
    margin: 6px 0 10px;
    font-size: 12px;
    line-height: 1.55;
    -webkit-line-clamp: 3;
  }

  .shelf-track .catalog-price {
    min-height: 52px;
  }

  .shelf-track .catalog-price b {
    font-size: 14px;
  }

  .shelf-track .exclusive-voucher {
    min-height: 62px;
    padding: 9px;
  }

  .shelf-track .exclusive-voucher > b {
    font-size: 13px;
  }

  .shelf-track .exclusive-voucher > small {
    font-size: 9px;
  }

  .shelf-track .catalog-review,
  .shelf-track .catalog-buy {
    min-height: 42px;
    padding-inline: 8px;
    font-size: 10px;
    line-height: 1.35;
    text-align: center;
  }

  .catalog-shelf.is-expanded .shelf-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .principles li {
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .principles li p {
    grid-column: 2;
  }

  .articles-hero,
  .about-editorial-hero,
  .connect-hero {
    width: calc(100% - 24px);
    margin-top: 12px;
    padding: 32px 21px;
    border-radius: 22px;
  }

  .section,
  .article-page,
  .guide-article-page,
  .about-editorial,
  .arzopa-hub,
  .support-os,
  .support-profile,
  .connect-wizard {
    width: 100%;
    max-width: 100%;
    padding-inline: 12px;
  }

  .articles-hero h1,
  .about-editorial-hero h1,
  .connect-hero h1,
  .article-head h1,
  .guide-article-head h1,
  .arzopa-hero h1,
  .support-hero h1,
  .support-profile h1 {
    margin-block: 12px 17px;
    font-size: clamp(35px, 11.5vw, 47px);
    line-height: 1.08;
    letter-spacing: -0.05em;
  }

  .articles-hero p,
  .about-editorial-hero p,
  .connect-hero p,
  .article-head > div > p,
  .guide-article-head > div:first-child > p,
  .arzopa-hero-copy > p,
  .support-hero-copy > p,
  .support-profile-copy > p {
    font-size: 15px;
    line-height: 1.7;
  }

  .review-grid,
  .review-grid-all {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .review-card {
    display: grid;
    grid-template-columns: 124px minmax(0, 1fr);
  }

  .review-cover {
    height: 100%;
    min-height: 190px;
    aspect-ratio: auto;
    border: 0;
    border-right: 1px solid var(--v10-line);
  }

  .review-card > div {
    padding: 15px;
  }

  .review-card h2,
  .review-card h3 {
    font-size: 16px;
  }

  .review-card p {
    display: -webkit-box;
    overflow: hidden;
    font-size: 13px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .article-head,
  .guide-article-head {
    padding: 25px 18px;
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    border-radius: 20px;
  }

  .article-product-image,
  .article-guide-cover {
    min-height: 260px;
  }

  .article-body {
    gap: 30px;
  }

  .article-main > p,
  .article-main li,
  .article-main blockquote p,
  .guide-markdown p,
  .guide-markdown li,
  .article-section p,
  .article-section li {
    font-size: 16px;
    line-height: 1.8;
  }

  .article-main h2,
  .guide-markdown h2,
  .article-section h2 {
    margin-top: 42px;
    font-size: 27px;
  }

  .article-main h3,
  .guide-markdown h3,
  .article-section h3 {
    margin-top: 30px;
    font-size: 21px;
  }

  .related-reading-track {
    grid-auto-columns: minmax(245px, 82%);
  }

  .arzopa-hero,
  .support-hero,
  .support-profile-hero {
    padding: 32px 20px;
    gap: 26px;
    border-radius: 22px;
  }

  .arzopa-models,
  .arzopa-specs,
  .arzopa-reading,
  .support-models,
  .support-issues,
  .support-profile-specs,
  .support-connect,
  .support-checklist,
  .support-manual,
  .support-faq,
  .support-related {
    padding-block: 54px;
  }

  .arzopa-section-head h2,
  .support-section-head h2,
  .support-profile-specs h2,
  .support-checklist h2,
  .support-manual h2,
  .support-commerce h2,
  .connect-static-guide h2 {
    font-size: clamp(30px, 9.5vw, 40px);
    line-height: 1.12;
  }

  .arzopa-section-head p,
  .support-section-head > p,
  .support-profile-specs > div > p,
  .support-checklist > div > p,
  .support-manual > div > p,
  .support-commerce > div > p {
    font-size: 14px;
  }

  .arzopa-model-grid,
  .support-model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

  .arzopa-model-media,
  .support-model-media {
    aspect-ratio: 1;
  }

  .arzopa-model-media img,
  .support-model-media img {
    padding: 10px;
  }

  .arzopa-model-copy,
  .support-model-copy {
    padding: 12px;
  }

  .arzopa-model-copy h2,
  .arzopa-model-copy h3,
  .support-model-copy h2 {
    min-height: 39px;
    margin: 6px 0 8px;
    font-size: 16px;
    line-height: 1.3;
  }

  .arzopa-model-copy > p,
  .support-model-copy > p {
    min-height: 56px;
    margin: 0 0 8px;
    display: -webkit-box !important;
    overflow: hidden;
    font-size: 12px;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .arzopa-model-copy dl,
  .support-model-copy dl {
    display: none;
  }

  .arzopa-model-actions,
  .support-model-copy > div {
    margin-top: auto;
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
  }

  .arzopa-model-actions a,
  .support-model-copy > div a {
    min-height: 40px;
    padding: 7px;
    font-size: 10px;
    line-height: 1.35;
    text-align: center;
  }

  .support-connect-grid article {
    min-height: 0;
    padding: 19px;
  }

  .support-connect-grid article p,
  .support-issue-rail article p,
  .support-wizard-band p,
  .support-wizard-band li span,
  .support-source-policy p,
  .support-faq p,
  .support-manual p {
    font-size: 13px;
  }

  .fancy-disclosure,
  .disclosure,
  body > footer {
    width: calc(100% - 24px);
  }

  body > footer {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .t-orb-trigger {
    right: 13px;
    bottom: calc(13px + env(safe-area-inset-bottom, 0px));
    width: 50px;
    height: 50px;
  }

  .t-orb-panel {
    right: 10px;
    bottom: 74px;
    width: calc(100vw - 20px);
    max-height: calc(100dvh - 94px);
    border-radius: 19px;
  }
}

@media (max-width: 370px) {
  .site-header .identity small,
  .site-header .brand small {
    display: none;
  }

  .problem-links {
    grid-template-columns: minmax(0, 1fr);
  }

  .shelf-track .catalog-copy {
    padding: 11px;
  }

  .shelf-track .catalog-copy h3 {
    font-size: 15px;
  }

  .shelf-track .catalog-copy > p {
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}