:root {
  --amber: #f59e0b;
  --amber-light: #fde68a;
  --amber-dark: #d97706;
  --coral: #f97316;
  --teal: #0d9488;
  --teal-light: #ccfbf1;
  --deep: #0f172a;
  --ink: #1e293b;
  --muted: #64748b;
  --white: #ffffff;
  --cream: #fffbf0;
  --sand: #fef3c7;
  --line: #e2e8f0;
  --soft-line: rgba(245, 158, 11, 0.14);
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--ink);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.site-nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 20px 48px;
  border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  background: rgba(255, 251, 240, 0.88);
  backdrop-filter: blur(12px);
}

.nav-brand,
.nav-links a,
.nav-cta,
.btn-primary,
.btn-ghost,
.support-action {
  text-decoration: none;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.nav-brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
}

.nav-links {
  display: flex;
  gap: 34px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.nav-links a:hover {
  color: var(--amber-dark);
}

.nav-cta,
.btn-primary {
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--amber), var(--coral));
  color: var(--white);
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.32);
}

.nav-cta {
  padding: 10px 22px;
  color: var(--deep);
  background: var(--amber);
  box-shadow: none;
}

.help-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 520px);
  gap: clamp(36px, 6vw, 88px);
  align-items: center;
  min-height: 680px;
  padding: 138px clamp(40px, 7vw, 88px) 84px;
  overflow: hidden;
}

.help-hero::before,
.help-hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
}

.help-hero::before {
  top: -220px;
  right: -180px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.16) 0%, transparent 70%);
}

.help-hero::after {
  bottom: -160px;
  left: -140px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, transparent 70%);
}

.hero-copy,
.hero-console {
  position: relative;
  z-index: 1;
}

.section-tag {
  margin: 0 0 16px;
  color: var(--amber-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 0 0 22px;
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-size: clamp(48px, 6vw, 78px);
  font-weight: 900;
  line-height: 1.08;
}

.hero-copy p:not(.section-tag) {
  max-width: 560px;
  margin: 0;
  color: #475569;
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 42px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 30px;
}

.btn-ghost {
  color: var(--muted);
  font-weight: 700;
}

.hero-console {
  border: 1px solid var(--soft-line);
  border-radius: 24px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.role-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  background: var(--sand);
}

.role-button {
  min-height: 42px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--amber-dark);
  font-size: 14px;
  font-weight: 800;
}

.role-button.is-active {
  background: var(--white);
  color: var(--deep);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.14);
}

.search-row {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  margin-top: 18px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
}

.search-row img,
.mini-icon {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.search-row input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.quick-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

.quick-card {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-height: 72px;
  padding: 14px;
  border: 1px solid rgba(245, 158, 11, 0.16);
  border-radius: 16px;
  background: #fffaf0;
  color: var(--ink);
  font-weight: 800;
  text-align: left;
}

.quick-card:hover {
  border-color: rgba(245, 158, 11, 0.38);
  background: var(--sand);
}

.methodology-section {
  padding: 96px clamp(32px, 6vw, 88px);
  background: linear-gradient(135deg, var(--deep), #1e3a5f 58%, var(--deep));
  color: var(--white);
}

.methodology-header {
  max-width: 840px;
  margin: 0 auto 52px;
  text-align: center;
}

.methodology-header h2 {
  margin: 0;
  color: var(--white);
  font-family: "Noto Serif SC", serif;
  font-size: clamp(36px, 4.6vw, 58px);
  font-weight: 900;
  line-height: 1.18;
}

.methodology-header p:not(.section-tag) {
  margin: 18px auto 0;
  color: #cbd5e1;
  font-size: 17px;
  line-height: 1.9;
}

.methodology-map {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.055);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.18);
}

.methodology-map img {
  display: block;
  width: 100%;
  border-radius: 22px;
}

.overview-section {
  padding: 96px clamp(32px, 6vw, 88px);
  background: var(--white);
}

.overview-header {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.overview-header h2,
.guide-section-title h2,
.usage-principles h3 {
  margin: 0;
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-weight: 900;
  line-height: 1.2;
}

.overview-header h2 {
  font-size: clamp(34px, 4vw, 54px);
}

.overview-header p:not(.section-tag),
.guide-section-title p:not(.section-tag) {
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto;
}

.method-card {
  display: grid;
  gap: 18px;
  align-content: start;
  min-height: 100%;
  padding: 24px;
  border: 1px solid rgba(245, 158, 11, 0.14);
  border-radius: 22px;
  background: var(--cream);
  box-shadow: 0 12px 34px rgba(245, 158, 11, 0.08);
}

.method-card.is-featured {
  grid-template-columns: 1fr;
}

.method-card img {
  display: block;
  width: 100%;
  max-height: 260px;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: var(--white);
  object-fit: contain;
}

.method-card.is-featured img {
  max-height: 260px;
}

.method-kicker {
  margin: 0 0 10px;
  color: var(--amber-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.method-card h3 {
  margin: 0;
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-size: 24px;
  line-height: 1.3;
}

.method-card p:not(.method-kicker) {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.85;
}

.usage-principles {
  display: grid;
  grid-template-columns: minmax(240px, 0.55fr) minmax(0, 1fr);
  gap: 34px;
  max-width: 1180px;
  margin: 24px auto 0;
  padding: 30px;
  border-radius: 22px;
  background: var(--deep);
  color: var(--white);
}

.usage-principles h3 {
  color: var(--white);
  font-size: 30px;
}

.usage-principles ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: usage;
}

.usage-principles li {
  position: relative;
  padding: 16px 16px 16px 54px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  line-height: 1.75;
  counter-increment: usage;
}

.usage-principles li::before {
  content: counter(usage);
  position: absolute;
  top: 16px;
  left: 16px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--deep);
  font-weight: 900;
}

.usage-principles strong {
  color: var(--white);
}

.help-browser {
  display: grid;
  grid-template-columns: minmax(420px, 500px) minmax(0, 720px);
  justify-content: center;
  gap: 32px;
  align-items: start;
  padding: 96px clamp(24px, 4vw, 64px);
  background: var(--deep);
}

.guide-section-title {
  grid-column: 1 / -1;
  max-width: 760px;
  margin: 0 auto 14px;
  text-align: center;
}

.guide-section-title h2 {
  color: var(--white);
  font-size: clamp(32px, 4vw, 48px);
}

.guide-section-title p:not(.section-tag) {
  color: #94a3b8;
}

.guide-nav-panel {
  position: sticky;
  top: 98px;
  max-height: calc(100vh - 124px);
  overflow: auto;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.guide-nav-panel::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.guide-nav-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
  color: var(--white);
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  font-weight: 900;
}

.guide-nav-heading small {
  color: #94a3b8;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.category-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.category-chip {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  font-size: 12px;
  font-weight: 800;
}

.category-chip.is-active {
  border-color: rgba(245, 158, 11, 0.42);
  background: rgba(245, 158, 11, 0.16);
  color: var(--amber-light);
}

.guide-nav {
  display: grid;
  gap: 10px;
}

.guide-nav-item {
  display: grid;
  gap: 10px;
  width: 100%;
  min-height: 106px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
  text-align: left;
}

.guide-nav-item:hover,
.guide-nav-item.is-active {
  border-color: rgba(245, 158, 11, 0.36);
  background: rgba(255, 255, 255, 0.09);
}

.guide-nav-item.is-active {
  box-shadow: inset 3px 0 0 var(--amber);
}

.guide-nav-main {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
}

.icon-shell {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(245, 158, 11, 0.14);
}

.guide-nav-main .icon-shell {
  width: 44px;
  height: 44px;
}

.guide-nav-item h2,
.detail-panel h2,
.support-panel h2,
.empty-state h2 {
  margin: 0;
  letter-spacing: 0;
}

.guide-nav-item h2 {
  color: var(--white);
  font-size: 15px;
  line-height: 1.35;
}

.guide-nav-item p {
  display: -webkit-box;
  margin: 5px 0 0;
  overflow: hidden;
  color: #94a3b8;
  font-size: 13px;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.tag {
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.12);
  color: var(--amber-light);
  font-size: 12px;
  font-weight: 700;
}

.guide-reader {
  min-width: 0;
  max-width: 720px;
}

.reader-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 18px;
  color: #94a3b8;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.reader-topline a {
  color: var(--amber-light);
  text-decoration: none;
}

.detail-panel {
  display: grid;
  gap: 22px;
}

.guide-detail-section {
  width: 100%;
  scroll-margin-top: 104px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: var(--white);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.guide-detail-section.is-active {
  outline: 2px solid rgba(245, 158, 11, 0.42);
  outline-offset: 2px;
}

.detail-hero,
.section {
  padding: 28px clamp(24px, 4vw, 42px);
}

.detail-hero {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid #f1f5f9;
  background: linear-gradient(135deg, #fffbf0, #ffffff);
}

.detail-panel h2 {
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-size: clamp(25px, 3vw, 34px);
  line-height: 1.25;
}

.detail-summary {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.detail-hero .tag-row {
  margin-top: 14px;
}

.detail-hero .tag {
  background: #fff7ed;
  color: var(--amber-dark);
}

.section {
  border-top: 1px solid #f1f5f9;
}

.media-section {
  padding-right: 24px;
  padding-left: 24px;
}

.section h3 {
  margin: 0 0 18px;
  color: var(--amber-dark);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.step-row,
.tip-row {
  display: flex;
  gap: 14px;
  margin-top: 16px;
}

.step-index {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--sand);
  color: var(--amber-dark);
  font-family: "Noto Serif SC", serif;
  font-weight: 900;
}

.step-row strong {
  display: block;
  color: var(--deep);
  line-height: 1.5;
}

.step-row p,
.faq-item p,
.tip-row p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.tip-dot {
  width: 9px;
  height: 9px;
  margin-top: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal);
}

.media-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 72px 38px;
  align-items: start;
  margin-top: 18px;
}

.media-flow.is-feature-media {
  grid-template-columns: 1fr;
}

.media-card {
  position: relative;
  overflow: visible;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: #fffaf0;
}

.media-card:not(.is-screenshot) {
  grid-column: 1 / -1;
}

.media-card.is-screenshot {
  width: 100%;
}

.screenshot-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid #e2e8f0;
  background: linear-gradient(135deg, #fff7ed, #ffffff);
}

.screenshot-caption span {
  flex: 0 0 auto;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--deep);
  color: var(--white);
  font-size: 12px;
  font-weight: 900;
}

.screenshot-caption strong {
  min-width: 0;
  color: var(--deep);
  font-size: 14px;
  line-height: 1.35;
}

.media-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 18px 18px 0 0;
  object-fit: contain;
  background: #f8fafc;
}

.media-card.is-screenshot img {
  aspect-ratio: 9 / 16;
  max-height: 520px;
  object-fit: contain;
}

.media-card.has-next-screenshot::after {
  display: none;
}

.media-card.has-next-screenshot::before {
  display: none;
}

.media-connector-label {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 900;
  line-height: 1.25;
}

.media-connector-icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--amber);
}

.media-connector-icon svg {
  display: block;
  width: 17px;
  height: 17px;
  fill: none;
  stroke: var(--white);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.media-connector-text {
  min-width: 0;
}

.media-card.has-next-screenshot[data-shot-position="0"] .media-connector-label {
  width: 172px;
  min-height: 50px;
  padding: 7px 11px 7px 7px;
  border: 2px solid var(--amber);
  border-radius: 18px;
  background: var(--white);
  color: var(--deep);
  box-shadow: 0 14px 30px rgba(245, 158, 11, 0.24);
  top: 50%;
  right: -102px;
  transform: translateY(-50%);
}

.media-card.has-next-screenshot[data-shot-position="0"] .media-connector-icon {
  width: 32px;
  height: 32px;
  background: var(--amber);
}

.media-card.has-next-screenshot[data-shot-position="1"] .media-connector-label {
  width: 156px;
  min-height: 42px;
  padding: 6px 10px 6px 7px;
  border: 1px solid rgba(13, 148, 136, 0.35);
  border-radius: 999px;
  background: #ecfdf5;
  color: #0f766e;
  box-shadow: 0 10px 22px rgba(13, 148, 136, 0.14);
  left: -102px;
  right: auto;
  bottom: -60px;
}

.media-card.has-next-screenshot[data-shot-position="1"] .media-connector-icon {
  width: 24px;
  height: 24px;
  background: var(--teal);
}

.media-card.has-next-screenshot[data-shot-position="1"] .media-connector-icon svg {
  width: 14px;
  height: 14px;
  transform: rotate(90deg);
}

.media-title {
  padding: 13px 16px;
  color: #475569;
  font-size: 13px;
  font-weight: 800;
}

.media-placeholder {
  display: grid;
  place-items: center;
  min-height: 110px;
  padding: 20px;
  color: #94a3b8;
  text-align: center;
}

.faq-item {
  margin-top: 12px;
  padding: 16px;
  border-radius: 16px;
  background: #f8fafc;
}

.faq-item strong {
  display: block;
  color: var(--deep);
}

.support-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: 88px clamp(40px, 7vw, 88px);
  background: var(--cream);
}

.support-panel h2 {
  color: var(--deep);
  font-family: "Noto Serif SC", serif;
  font-size: clamp(32px, 4vw, 48px);
}

.support-panel p:not(.section-tag) {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.support-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.support-action {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--soft-line);
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
}

.empty-state {
  padding: 30px 16px;
  color: #94a3b8;
  text-align: center;
}

.empty-state img {
  width: 48px;
  height: 48px;
}

.empty-state h2 {
  margin-top: 14px;
  color: var(--white);
  font-size: 18px;
}

.empty-state p {
  color: #94a3b8;
}

@media (max-width: 1100px) {
  .site-nav {
    padding: 16px 32px;
  }

  .nav-links {
    display: none;
  }

  .help-hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 112px 32px 72px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .help-browser {
    grid-template-columns: 1fr;
    padding: 72px 32px;
  }

  .method-grid,
  .method-card.is-featured,
  .usage-principles {
    grid-template-columns: 1fr;
  }

  .guide-nav-panel {
    position: static;
    max-height: none;
  }

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

  .support-panel {
    grid-template-columns: 1fr;
    padding: 72px 32px;
  }

  .support-grid {
    justify-content: flex-start;
  }
}

@media (max-width: 700px) {
  .site-nav {
    gap: 16px;
    padding: 14px 18px;
  }

  .nav-cta {
    display: none;
  }

  .help-hero {
    padding: 96px 18px 56px;
  }

  .hero-copy h1 {
    font-size: 42px;
  }

  .hero-actions,
  .quick-grid,
  .guide-nav {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    display: grid;
  }

  .btn-primary,
  .btn-ghost {
    justify-content: center;
  }

  .hero-console,
  .guide-nav-panel,
  .guide-detail-section {
    border-radius: 18px;
  }

  .help-browser {
    padding: 52px 14px;
  }

  .overview-section {
    padding: 56px 18px;
  }

  .methodology-section {
    padding: 56px 18px;
  }

  .methodology-header h2 {
    font-size: 34px;
  }

  .methodology-map {
    padding: 18px;
    border-radius: 18px;
  }

  .method-card,
  .method-card.is-featured,
  .usage-principles {
    padding: 18px;
    border-radius: 18px;
  }

  .method-card h3 {
    font-size: 21px;
  }

  .usage-principles h3 {
    font-size: 24px;
  }

  .reader-topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .media-flow {
    grid-template-columns: 1fr;
  }

  .media-card.has-next-screenshot[data-shot-position] .media-connector-label {
    width: min(178px, calc(100% - 20px));
    min-height: 42px;
    border: 1px solid rgba(13, 148, 136, 0.35);
    border-radius: 999px;
    background: #ecfdf5;
    color: #0f766e;
    box-shadow: 0 10px 22px rgba(13, 148, 136, 0.14);
    top: auto;
    right: 10px;
    bottom: -60px;
    transform: none;
  }

  .media-card.has-next-screenshot[data-shot-position] .media-connector-icon {
    width: 24px;
    height: 24px;
    background: var(--teal);
  }

  .media-card.has-next-screenshot[data-shot-position] .media-connector-icon svg {
    width: 14px;
    height: 14px;
    transform: rotate(135deg);
  }

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

  .detail-hero,
  .section {
    padding-right: 18px;
    padding-left: 18px;
  }

  .support-panel {
    padding: 56px 18px;
  }

  .support-action {
    flex: 1 1 100%;
    justify-content: center;
  }
}